Compare commits
1
Commits
| Author | SHA1 | Date | |
|---|---|---|---|
 sysopsandClaude Sonnet 5
|
034865f5a0 |
@@ -129,34 +129,3 @@ Keine Commits in dieser Session.
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- migrations/0001_tenant_registry.sql | 10 ++++++++++
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---
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## 2026-08-28 23:55 – 23:59 (3m)
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**Beschreibung:** Claude Code Session
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**Projekt:** nexarch
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||||
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||||
### Commits
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- 369a40a OPS-05: alerting-bei-schwellwert-ueberschreitung (internal/alerting: regel-store, evaluator gegen ops-03-metriken, cfg-02-zustellung, drosselung je regel+zeitreihe)
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- 06dbd52 Merge branch 'feature/cfg-02-benachrichtigungs-dispatcher-core-service-fuer-module' into feature/ops-05-alerting-bei-schwellwert-ueberschreitung
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||||
|
||||
### Geänderte Dateien
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||||
- internal/alerting/evaluator.go | 194 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
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- internal/alerting/evaluator_test.go | 233 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
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- internal/alerting/rules.go | 132 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
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- migrations/0006_alert_rules.down.sql | 2 ++
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- migrations/0006_alert_rules.up.sql | 24 ++++++++++++++++++++++
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---
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## 2026-08-29 00:00 – 00:00 (0m)
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**Beschreibung:** Claude Code Session
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||||
**Projekt:** code
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||||
|
||||
### Commits
|
||||
Keine Commits in dieser Session.
|
||||
|
||||
### Geänderte Dateien
|
||||
- internal/alerting/evaluator.go | 194 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
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||||
- internal/alerting/evaluator_test.go | 233 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
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- internal/alerting/rules.go | 132 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
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- migrations/0006_alert_rules.down.sql | 2 ++
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- migrations/0006_alert_rules.up.sql | 24 ++++++++++++++++++++++
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---
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@@ -1,43 +0,0 @@
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// metrics-devserver stellt den OPS-03-Metrics-Aggregator (internal/metrics)
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// unter /metrics bereit, damit ein echter Prometheus-Scrape-Vorgang gegen
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// den Core-Dienst geprueft werden kann (Pruefung 3). Getrennt von cmd/core
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// aus demselben Grund wie die anderen *-devserver.
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package main
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||||
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import (
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"context"
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"log"
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||||
"net/http"
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"os"
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||||
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||||
"gitea.perlbach24.de/scripte/nexarch/internal/db"
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"gitea.perlbach24.de/scripte/nexarch/internal/metrics"
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||||
)
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||||
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func main() {
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dsn := os.Getenv("NEXARCH_REGISTRY_DSN")
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if dsn == "" {
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log.Fatal("NEXARCH_REGISTRY_DSN nicht gesetzt")
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||||
}
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addr := os.Getenv("NEXARCH_METRICS_LISTEN_ADDR")
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if addr == "" {
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addr = ":8085"
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}
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ctx := context.Background()
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pool, err := db.Connect(ctx, dsn)
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if err != nil {
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log.Fatalf("db: %v", err)
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}
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defer pool.Close()
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sourceStore := metrics.NewSourceStore(pool)
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agg := metrics.NewAggregator(metrics.NewCoreRegistry(), sourceStore.Provide)
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mux := http.NewServeMux()
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mux.HandleFunc("/metrics", agg.Handler())
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mux.HandleFunc("/healthz", func(w http.ResponseWriter, r *http.Request) { w.WriteHeader(http.StatusOK) })
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log.Printf("metrics-devserver listening on %s", addr)
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log.Fatal(http.ListenAndServe(addr, mux))
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}
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@@ -1,25 +1,14 @@
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module gitea.perlbach24.de/scripte/nexarch
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go 1.25.0
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go 1.22
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require github.com/jackc/pgx/v5 v5.6.0
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||||
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||||
require (
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||||
github.com/jackc/pgx/v5 v5.6.0
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||||
github.com/prometheus/client_golang v1.24.1
|
||||
github.com/prometheus/client_model v0.6.2
|
||||
github.com/prometheus/common v0.70.1
|
||||
)
|
||||
|
||||
require (
|
||||
github.com/beorn7/perks v1.0.1 // indirect
|
||||
github.com/cespare/xxhash/v2 v2.3.0 // indirect
|
||||
github.com/jackc/pgpassfile v1.0.0 // indirect
|
||||
github.com/jackc/pgservicefile v0.0.0-20221227161230-091c0ba34f0a // indirect
|
||||
github.com/jackc/puddle/v2 v2.2.1 // indirect
|
||||
github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822 // indirect
|
||||
github.com/prometheus/procfs v0.21.1 // indirect
|
||||
golang.org/x/crypto v0.17.0 // indirect
|
||||
golang.org/x/sync v0.22.0 // indirect
|
||||
golang.org/x/sys v0.47.0 // indirect
|
||||
golang.org/x/text v0.40.0 // indirect
|
||||
google.golang.org/protobuf v1.36.11 // indirect
|
||||
golang.org/x/sync v0.1.0 // indirect
|
||||
golang.org/x/text v0.14.0 // indirect
|
||||
)
|
||||
|
||||
@@ -1,12 +1,6 @@
|
||||
github.com/beorn7/perks v1.0.1 h1:VlbKKnNfV8bJzeqoa4cOKqO6bYr3WgKZxO8Z16+hsOM=
|
||||
github.com/beorn7/perks v1.0.1/go.mod h1:G2ZrVWU2WbWT9wwq4/hrbKbnv/1ERSJQ0ibhJ6rlkpw=
|
||||
github.com/cespare/xxhash/v2 v2.3.0 h1:UL815xU9SqsFlibzuggzjXhog7bL6oX9BbNZnL2UFvs=
|
||||
github.com/cespare/xxhash/v2 v2.3.0/go.mod h1:VGX0DQ3Q6kWi7AoAeZDth3/j3BFtOZR5XLFGgcrjCOs=
|
||||
github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
|
||||
github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
|
||||
github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
|
||||
github.com/google/go-cmp v0.7.0 h1:wk8382ETsv4JYUZwIsn6YpYiWiBsYLSJiTsyBybVuN8=
|
||||
github.com/google/go-cmp v0.7.0/go.mod h1:pXiqmnSA92OHEEa9HXL2W4E7lf9JzCmGVUdgjX3N/iU=
|
||||
github.com/jackc/pgpassfile v1.0.0 h1:/6Hmqy13Ss2zCq62VdNG8tM1wchn8zjSGOBJ6icpsIM=
|
||||
github.com/jackc/pgpassfile v1.0.0/go.mod h1:CEx0iS5ambNFdcRtxPj5JhEz+xB6uRky5eyVu/W2HEg=
|
||||
github.com/jackc/pgservicefile v0.0.0-20221227161230-091c0ba34f0a h1:bbPeKD0xmW/Y25WS6cokEszi5g+S0QxI/d45PkRi7Nk=
|
||||
@@ -15,37 +9,19 @@ github.com/jackc/pgx/v5 v5.6.0 h1:SWJzexBzPL5jb0GEsrPMLIsi/3jOo7RHlzTjcAeDrPY=
|
||||
github.com/jackc/pgx/v5 v5.6.0/go.mod h1:DNZ/vlrUnhWCoFGxHAG8U2ljioxukquj7utPDgtQdTw=
|
||||
github.com/jackc/puddle/v2 v2.2.1 h1:RhxXJtFG022u4ibrCSMSiu5aOq1i77R3OHKNJj77OAk=
|
||||
github.com/jackc/puddle/v2 v2.2.1/go.mod h1:vriiEXHvEE654aYKXXjOvZM39qJ0q+azkZFrfEOc3H4=
|
||||
github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822 h1:C3w9PqII01/Oq1c1nUAm88MOHcQC9l5mIlSMApZMrHA=
|
||||
github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822/go.mod h1:+n7T8mK8HuQTcFwEeznm/DIxMOiR9yIdICNftLE1DvQ=
|
||||
github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
|
||||
github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
|
||||
github.com/prometheus/client_golang v1.24.1 h1:JnJkREXzWxUdCuPFpIWZiPispT9xVV59uiuyR2bPlnU=
|
||||
github.com/prometheus/client_golang v1.24.1/go.mod h1:F+oSRECHg4sse5ucfYpYDeIv/hu68Zo0uoHKetWnzcE=
|
||||
github.com/prometheus/client_model v0.6.2 h1:oBsgwpGs7iVziMvrGhE53c/GrLUsZdHnqNwqPLxwZyk=
|
||||
github.com/prometheus/client_model v0.6.2/go.mod h1:y3m2F6Gdpfy6Ut/GBsUqTWZqCUvMVzSfMLjcu6wAwpE=
|
||||
github.com/prometheus/common v0.70.1 h1:1HvjP4D5oL3t8RsPlwxA9onvvStjtIHYE5XuuwOi/PY=
|
||||
github.com/prometheus/common v0.70.1/go.mod h1:VdFUQDMZK3VLkurFUVhia6uys/0suUp86TJz5qbJRhc=
|
||||
github.com/prometheus/procfs v0.21.1 h1:GljZCt+zSTS+NZq88cyQ1LjZ+RCHp3uVuabBWA5+OJI=
|
||||
github.com/prometheus/procfs v0.21.1/go.mod h1:aB55Cww9pdSJVHk0hUf0inxWyyjPogFIjmHKYgMKmtY=
|
||||
github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
|
||||
github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI=
|
||||
github.com/stretchr/testify v1.7.0/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
|
||||
github.com/stretchr/testify v1.11.1 h1:7s2iGBzp5EwR7/aIZr8ao5+dra3wiQyKjjFuvgVKu7U=
|
||||
github.com/stretchr/testify v1.11.1/go.mod h1:wZwfW3scLgRK+23gO65QZefKpKQRnfz6sD981Nm4B6U=
|
||||
go.uber.org/goleak v1.3.0 h1:2K3zAYmnTNqV73imy9J1T3WC+gmCePx2hEGkimedGto=
|
||||
go.uber.org/goleak v1.3.0/go.mod h1:CoHD4mav9JJNrW/WLlf7HGZPjdw8EucARQHekz1X6bE=
|
||||
go.yaml.in/yaml/v2 v2.4.4 h1:tuyd0P+2Ont/d6e2rl3be67goVK4R6deVxCUX5vyPaQ=
|
||||
go.yaml.in/yaml/v2 v2.4.4/go.mod h1:gMZqIpDtDqOfM0uNfy0SkpRhvUryYH0Z6wdMYcacYXQ=
|
||||
github.com/stretchr/testify v1.8.1 h1:w7B6lhMri9wdJUVmEZPGGhZzrYTPvgJArz7wNPgYKsk=
|
||||
github.com/stretchr/testify v1.8.1/go.mod h1:w2LPCIKwWwSfY2zedu0+kehJoqGctiVI29o6fzry7u4=
|
||||
golang.org/x/crypto v0.17.0 h1:r8bRNjWL3GshPW3gkd+RpvzWrZAwPS49OmTGZ/uhM4k=
|
||||
golang.org/x/crypto v0.17.0/go.mod h1:gCAAfMLgwOJRpTjQ2zCCt2OcSfYMTeZVSRtQlPC7Nq4=
|
||||
golang.org/x/sync v0.22.0 h1:SZjpbeLmrCk4xhRSZFNZW5gFUeCeFgjekvI/+gfScek=
|
||||
golang.org/x/sync v0.22.0/go.mod h1:9xrNwdLfx4jkKbNva9FpL6vEN7evnE43NNNJQ2LF3+0=
|
||||
golang.org/x/sys v0.47.0 h1:o7XGOvZQCADBQQ4Y7VNq2dRWQR7JmOUW8Kxx4ZsNgWs=
|
||||
golang.org/x/sys v0.47.0/go.mod h1:4GL1E5IUh+htKOUEOaiffhrAeqysfVGipDYzABqnCmw=
|
||||
golang.org/x/text v0.40.0 h1:Ub2Z6/xjgF1WrYQz2nuITOEegKFtiIy+rieRJ5lHZKs=
|
||||
golang.org/x/text v0.40.0/go.mod h1:hpnzDAfGV753zIKo+wk3u1bVKCGPbrnF7+7LBF/UHVY=
|
||||
google.golang.org/protobuf v1.36.11 h1:fV6ZwhNocDyBLK0dj+fg8ektcVegBBuEolpbTQyBNVE=
|
||||
google.golang.org/protobuf v1.36.11/go.mod h1:HTf+CrKn2C3g5S8VImy6tdcUvCska2kB7j23XfzDpco=
|
||||
golang.org/x/sync v0.1.0 h1:wsuoTGHzEhffawBOhz5CYhcrV4IdKZbEyZjBMuTp12o=
|
||||
golang.org/x/sync v0.1.0/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
|
||||
golang.org/x/text v0.14.0 h1:ScX5w1eTa3QqT8oi6+ziP7dTV1S2+ALU0bI+0zXKWiQ=
|
||||
golang.org/x/text v0.14.0/go.mod h1:18ZOQIKpY8NJVqYksKHtTdi31H5itFRjB5/qKTNYzSU=
|
||||
gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
|
||||
gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
|
||||
gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
|
||||
|
||||
@@ -1,194 +0,0 @@
|
||||
package alerting
|
||||
|
||||
import (
|
||||
"context"
|
||||
"fmt"
|
||||
"sort"
|
||||
"strings"
|
||||
"time"
|
||||
|
||||
dto "github.com/prometheus/client_model/go"
|
||||
"github.com/jackc/pgx/v5/pgxpool"
|
||||
|
||||
"gitea.perlbach24.de/scripte/nexarch/internal/notify"
|
||||
)
|
||||
|
||||
// DefaultDebounceInterval: wiederholte Alarmierung für denselben
|
||||
// anhaltenden Zustand ist gedrosselt (Akzeptanzkriterium 3) — 15 Minuten
|
||||
// ist ein üblicher Kompromiss zwischen "schnell genug informiert" und
|
||||
// "kein Alarm-Spam bei dauerhaft überschrittenem Wert".
|
||||
const DefaultDebounceInterval = 15 * time.Minute
|
||||
|
||||
// AlertChannel ist der CFG-02-Kanal, über den Schwellwert-Alarme zugestellt
|
||||
// werden — ein eigener Kanalname, damit Zustellregeln/-vorlagen (CFG-03)
|
||||
// unabhängig von anderen Benachrichtigungsarten konfiguriert werden können.
|
||||
const AlertChannel = "alert"
|
||||
|
||||
// Evaluator prüft konfigurierte Regeln gegen aktuell gesammelte Metriken
|
||||
// (aus internal/metrics.Aggregator.Gather) und löst bei Überschreitung eine
|
||||
// Benachrichtigung über CFG-02 aus (Akzeptanzkriterium 2), gedrosselt je
|
||||
// Regel+Zeitreihe (Akzeptanzkriterium 3).
|
||||
type Evaluator struct {
|
||||
rules *RuleStore
|
||||
debounce *debounceStore
|
||||
dispatcher *notify.Dispatcher
|
||||
interval time.Duration
|
||||
}
|
||||
|
||||
func NewEvaluator(rules *RuleStore, dispatcher *notify.Dispatcher, debouncePool *pgxpool.Pool, interval time.Duration) *Evaluator {
|
||||
if interval <= 0 {
|
||||
interval = DefaultDebounceInterval
|
||||
}
|
||||
return &Evaluator{
|
||||
rules: rules,
|
||||
debounce: &debounceStore{pool: debouncePool},
|
||||
dispatcher: dispatcher,
|
||||
interval: interval,
|
||||
}
|
||||
}
|
||||
|
||||
// FiredAlert beschreibt einen tatsächlich ausgelösten (nicht gedrosselten)
|
||||
// Alarm — fürs Testen/Logging, nicht Teil des öffentlichen Zustellwegs.
|
||||
type FiredAlert struct {
|
||||
RuleID string
|
||||
MetricName string
|
||||
Value float64
|
||||
Threshold float64
|
||||
Labels map[string]string
|
||||
Skipped bool // true, wenn wegen Drosselung NICHT tatsaechlich zugestellt
|
||||
}
|
||||
|
||||
// Evaluate prüft alle konfigurierten Regeln gegen families (Akzeptanzkriterium 1).
|
||||
// Für jede Zeitreihe, die eine Regel verletzt, wird — sofern nicht gedrosselt
|
||||
// — eine Benachrichtigung mit Metrik/Wert/Schwellwert/Labels (Tenant/Modul,
|
||||
// falls als Label vorhanden) über CFG-02 eingereiht (Akzeptanzkriterium 2).
|
||||
func (e *Evaluator) Evaluate(ctx context.Context, families []*dto.MetricFamily) ([]FiredAlert, error) {
|
||||
rules, err := e.rules.ListRules(ctx)
|
||||
if err != nil {
|
||||
return nil, fmt.Errorf("regeln laden: %w", err)
|
||||
}
|
||||
if len(rules) == 0 {
|
||||
return nil, nil
|
||||
}
|
||||
|
||||
byName := make(map[string]*dto.MetricFamily, len(families))
|
||||
for _, f := range families {
|
||||
if f.Name != nil {
|
||||
byName[*f.Name] = f
|
||||
}
|
||||
}
|
||||
|
||||
var fired []FiredAlert
|
||||
for _, rule := range rules {
|
||||
family, ok := byName[rule.MetricName]
|
||||
if !ok {
|
||||
continue // Metrik (noch) nicht vorhanden -> keine Aussage moeglich, kein Fehler.
|
||||
}
|
||||
|
||||
for _, m := range family.Metric {
|
||||
labels := labelMap(m)
|
||||
if !matchesFilter(labels, rule.LabelFilters) {
|
||||
continue
|
||||
}
|
||||
value, ok := metricValue(m)
|
||||
if !ok {
|
||||
continue
|
||||
}
|
||||
if !violates(rule, value) {
|
||||
continue
|
||||
}
|
||||
|
||||
ruleKey := ruleKeyFor(rule.ID, labels)
|
||||
allowed, err := e.debounce.shouldFire(ctx, ruleKey, e.interval.Seconds())
|
||||
if err != nil {
|
||||
return fired, fmt.Errorf("drosselung pruefen: %w", err)
|
||||
}
|
||||
|
||||
alert := FiredAlert{
|
||||
RuleID: rule.ID, MetricName: rule.MetricName, Value: value,
|
||||
Threshold: rule.Threshold, Labels: labels, Skipped: !allowed,
|
||||
}
|
||||
fired = append(fired, alert)
|
||||
|
||||
if !allowed {
|
||||
continue
|
||||
}
|
||||
|
||||
payload := map[string]any{
|
||||
"metric": rule.MetricName,
|
||||
"value": value,
|
||||
"threshold": rule.Threshold,
|
||||
"comparison": string(rule.Comparison),
|
||||
"description": rule.Description,
|
||||
"labels": labels,
|
||||
}
|
||||
if _, err := e.dispatcher.Enqueue(ctx, AlertChannel, rule.Recipient, payload); err != nil {
|
||||
return fired, fmt.Errorf("alarm einreihen: %w", err)
|
||||
}
|
||||
}
|
||||
}
|
||||
return fired, nil
|
||||
}
|
||||
|
||||
func violates(rule Rule, value float64) bool {
|
||||
switch rule.Comparison {
|
||||
case ComparisonGreaterThan:
|
||||
return value > rule.Threshold
|
||||
case ComparisonLessThan:
|
||||
return value < rule.Threshold
|
||||
default:
|
||||
return false
|
||||
}
|
||||
}
|
||||
|
||||
func labelMap(m *dto.Metric) map[string]string {
|
||||
out := make(map[string]string, len(m.Label))
|
||||
for _, l := range m.Label {
|
||||
if l.Name != nil && l.Value != nil {
|
||||
out[*l.Name] = *l.Value
|
||||
}
|
||||
}
|
||||
return out
|
||||
}
|
||||
|
||||
func matchesFilter(labels, filter map[string]string) bool {
|
||||
for k, v := range filter {
|
||||
if labels[k] != v {
|
||||
return false
|
||||
}
|
||||
}
|
||||
return true
|
||||
}
|
||||
|
||||
func metricValue(m *dto.Metric) (float64, bool) {
|
||||
switch {
|
||||
case m.Gauge != nil && m.Gauge.Value != nil:
|
||||
return *m.Gauge.Value, true
|
||||
case m.Counter != nil && m.Counter.Value != nil:
|
||||
return *m.Counter.Value, true
|
||||
case m.Untyped != nil && m.Untyped.Value != nil:
|
||||
return *m.Untyped.Value, true
|
||||
default:
|
||||
return 0, false
|
||||
}
|
||||
}
|
||||
|
||||
// ruleKeyFor macht die Drosselung unabhaengig je Regel UND je konkreter
|
||||
// Zeitreihe (z. B. verschiedene Tenants/Module derselben Metrik loesen
|
||||
// unabhaengig voneinander aus, siehe Migrationskommentar).
|
||||
func ruleKeyFor(ruleID string, labels map[string]string) string {
|
||||
keys := make([]string, 0, len(labels))
|
||||
for k := range labels {
|
||||
keys = append(keys, k)
|
||||
}
|
||||
sort.Strings(keys)
|
||||
var b strings.Builder
|
||||
b.WriteString(ruleID)
|
||||
for _, k := range keys {
|
||||
b.WriteString("|")
|
||||
b.WriteString(k)
|
||||
b.WriteString("=")
|
||||
b.WriteString(labels[k])
|
||||
}
|
||||
return b.String()
|
||||
}
|
||||
@@ -1,233 +0,0 @@
|
||||
package alerting
|
||||
|
||||
import (
|
||||
"context"
|
||||
"os"
|
||||
"strings"
|
||||
"testing"
|
||||
"time"
|
||||
|
||||
"github.com/jackc/pgx/v5/pgxpool"
|
||||
dto "github.com/prometheus/client_model/go"
|
||||
|
||||
"gitea.perlbach24.de/scripte/nexarch/internal/notify"
|
||||
)
|
||||
|
||||
func setupTest(t *testing.T) (*RuleStore, *notify.Dispatcher, *pgxpool.Pool, func()) {
|
||||
t.Helper()
|
||||
adminDSN := os.Getenv("TEST_ADMIN_DSN")
|
||||
if adminDSN == "" {
|
||||
t.Skip("TEST_ADMIN_DSN nicht gesetzt, Integrationstest uebersprungen")
|
||||
}
|
||||
ctx := context.Background()
|
||||
|
||||
pool, err := pgxpool.New(ctx, adminDSN)
|
||||
if err != nil {
|
||||
t.Fatalf("pool: %v", err)
|
||||
}
|
||||
if _, err := pool.Exec(ctx, `
|
||||
CREATE TABLE IF NOT EXISTS alert_rules (
|
||||
id UUID PRIMARY KEY DEFAULT gen_random_uuid(), metric_name TEXT NOT NULL,
|
||||
comparison TEXT NOT NULL CHECK (comparison IN ('gt','lt')), threshold DOUBLE PRECISION NOT NULL,
|
||||
label_filters JSONB NOT NULL DEFAULT '{}'::jsonb, recipient TEXT NOT NULL,
|
||||
description TEXT NOT NULL DEFAULT '', created_at TIMESTAMPTZ NOT NULL DEFAULT now()
|
||||
);
|
||||
CREATE TABLE IF NOT EXISTS alert_debounce_state (
|
||||
rule_key TEXT PRIMARY KEY, last_fired_at TIMESTAMPTZ NOT NULL
|
||||
);
|
||||
CREATE TABLE IF NOT EXISTS notification_jobs (
|
||||
id UUID PRIMARY KEY DEFAULT gen_random_uuid(), channel TEXT NOT NULL, recipient TEXT NOT NULL,
|
||||
payload JSONB NOT NULL DEFAULT '{}'::jsonb, status TEXT NOT NULL DEFAULT 'pending', attempts INT NOT NULL DEFAULT 0,
|
||||
max_attempts INT NOT NULL DEFAULT 5, next_attempt_at TIMESTAMPTZ NOT NULL DEFAULT now(), last_error TEXT,
|
||||
created_at TIMESTAMPTZ NOT NULL DEFAULT now(), updated_at TIMESTAMPTZ NOT NULL DEFAULT now()
|
||||
);
|
||||
`); err != nil {
|
||||
t.Fatalf("schema: %v", err)
|
||||
}
|
||||
|
||||
cleanup := func() {
|
||||
_, _ = pool.Exec(ctx, `DELETE FROM alert_rules`)
|
||||
_, _ = pool.Exec(ctx, `DELETE FROM alert_debounce_state`)
|
||||
_, _ = pool.Exec(ctx, `DELETE FROM notification_jobs`)
|
||||
pool.Close()
|
||||
}
|
||||
return NewRuleStore(pool), notify.NewDispatcher(pool), pool, cleanup
|
||||
}
|
||||
|
||||
func gaugeFamily(name string, labels map[string]string, value float64) *dto.MetricFamily {
|
||||
pairs := make([]*dto.LabelPair, 0, len(labels))
|
||||
for k, v := range labels {
|
||||
k, v := k, v
|
||||
pairs = append(pairs, &dto.LabelPair{Name: &k, Value: &v})
|
||||
}
|
||||
n := name
|
||||
return &dto.MetricFamily{
|
||||
Name: &n,
|
||||
Metric: []*dto.Metric{
|
||||
{Label: pairs, Gauge: &dto.Gauge{Value: &value}},
|
||||
},
|
||||
}
|
||||
}
|
||||
|
||||
// Akzeptanzkriterium 1 + 2 / Pruefung 1 + 2: Überschreitung löst eine
|
||||
// Benachrichtigung mit vollständigem Inhalt (Metrik/Tenant/Modul) aus.
|
||||
func TestEvaluate_FiresAlertOnThresholdExceeded(t *testing.T) {
|
||||
rules, dispatcher, pool, cleanup := setupTest(t)
|
||||
defer cleanup()
|
||||
ctx := context.Background()
|
||||
|
||||
rule, err := rules.CreateRule(ctx, Rule{
|
||||
MetricName: "nexarch_core_error_rate", Comparison: ComparisonGreaterThan, Threshold: 0.05,
|
||||
Recipient: "ops@acme.example", Description: "Fehlerrate zu hoch",
|
||||
})
|
||||
if err != nil {
|
||||
t.Fatalf("create rule: %v", err)
|
||||
}
|
||||
|
||||
eval := NewEvaluator(rules, dispatcher, pool, time.Hour)
|
||||
families := []*dto.MetricFamily{
|
||||
gaugeFamily("nexarch_core_error_rate", map[string]string{"tenant": "acme", "module": "dms"}, 0.12),
|
||||
}
|
||||
|
||||
fired, err := eval.Evaluate(ctx, families)
|
||||
if err != nil {
|
||||
t.Fatalf("evaluate: %v", err)
|
||||
}
|
||||
if len(fired) != 1 || fired[0].Skipped {
|
||||
t.Fatalf("erwartet genau 1 tatsaechlich ausgeloesten alarm, habe %+v", fired)
|
||||
}
|
||||
if fired[0].RuleID != rule.ID {
|
||||
t.Fatalf("rule id = %q, want %q", fired[0].RuleID, rule.ID)
|
||||
}
|
||||
|
||||
// Pruefung 2: Benachrichtigungsinhalt vollstaendig (Metrik/Tenant/Modul).
|
||||
var payloadJSON []byte
|
||||
if err := pool.QueryRow(ctx, `SELECT payload FROM notification_jobs LIMIT 1`).Scan(&payloadJSON); err != nil {
|
||||
t.Fatalf("notification_jobs lesen: %v", err)
|
||||
}
|
||||
payload := string(payloadJSON)
|
||||
for _, want := range []string{`"metric"`, `nexarch_core_error_rate`, `"tenant"`, `"acme"`, `"module"`, `"dms"`} {
|
||||
if !strings.Contains(payload, want) {
|
||||
t.Errorf("payload enthaelt nicht %q: %s", want, payload)
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
func TestEvaluate_DoesNotFireBelowThreshold(t *testing.T) {
|
||||
rules, dispatcher, pool, cleanup := setupTest(t)
|
||||
defer cleanup()
|
||||
ctx := context.Background()
|
||||
|
||||
if _, err := rules.CreateRule(ctx, Rule{
|
||||
MetricName: "nexarch_core_error_rate", Comparison: ComparisonGreaterThan, Threshold: 0.05,
|
||||
Recipient: "ops@acme.example",
|
||||
}); err != nil {
|
||||
t.Fatalf("create rule: %v", err)
|
||||
}
|
||||
|
||||
eval := NewEvaluator(rules, dispatcher, pool, time.Hour)
|
||||
families := []*dto.MetricFamily{
|
||||
gaugeFamily("nexarch_core_error_rate", map[string]string{"tenant": "acme"}, 0.01),
|
||||
}
|
||||
|
||||
fired, err := eval.Evaluate(ctx, families)
|
||||
if err != nil {
|
||||
t.Fatalf("evaluate: %v", err)
|
||||
}
|
||||
if len(fired) != 0 {
|
||||
t.Fatalf("erwartet keinen alarm unterhalb des schwellwerts, habe %+v", fired)
|
||||
}
|
||||
}
|
||||
|
||||
// Akzeptanzkriterium 3 / Pruefung 3: anhaltende Überschreitung erzeugt NICHT
|
||||
// bei jeder Messung eine neue Benachrichtigung.
|
||||
func TestEvaluate_DebouncesRepeatedFiring(t *testing.T) {
|
||||
rules, dispatcher, pool, cleanup := setupTest(t)
|
||||
defer cleanup()
|
||||
ctx := context.Background()
|
||||
|
||||
if _, err := rules.CreateRule(ctx, Rule{
|
||||
MetricName: "nexarch_core_error_rate", Comparison: ComparisonGreaterThan, Threshold: 0.05,
|
||||
Recipient: "ops@acme.example",
|
||||
}); err != nil {
|
||||
t.Fatalf("create rule: %v", err)
|
||||
}
|
||||
|
||||
// Langes Debounce-Intervall: der zweite Evaluate-Lauf (simuliert die
|
||||
// naechste Messung bei anhaltend ueberschrittenem Wert) darf keinen
|
||||
// weiteren Job einreihen.
|
||||
eval := NewEvaluator(rules, dispatcher, pool, time.Hour)
|
||||
families := []*dto.MetricFamily{
|
||||
gaugeFamily("nexarch_core_error_rate", map[string]string{"tenant": "acme"}, 0.5),
|
||||
}
|
||||
|
||||
first, err := eval.Evaluate(ctx, families)
|
||||
if err != nil {
|
||||
t.Fatalf("erster evaluate-lauf: %v", err)
|
||||
}
|
||||
if len(first) != 1 || first[0].Skipped {
|
||||
t.Fatalf("erster lauf haette feuern muessen, habe %+v", first)
|
||||
}
|
||||
|
||||
second, err := eval.Evaluate(ctx, families)
|
||||
if err != nil {
|
||||
t.Fatalf("zweiter evaluate-lauf: %v", err)
|
||||
}
|
||||
if len(second) != 1 || !second[0].Skipped {
|
||||
t.Fatalf("zweiter lauf haette gedrosselt werden muessen, habe %+v", second)
|
||||
}
|
||||
|
||||
var count int
|
||||
if err := pool.QueryRow(ctx, `SELECT count(*) FROM notification_jobs`).Scan(&count); err != nil {
|
||||
t.Fatalf("notification_jobs zaehlen: %v", err)
|
||||
}
|
||||
if count != 1 {
|
||||
t.Fatalf("erwartet genau 1 eingereihten job trotz zwei ueberschreitenden messungen, habe %d", count)
|
||||
}
|
||||
}
|
||||
|
||||
// Verschiedene Zeitreihen derselben Regel (unterschiedlicher Tenant) werden
|
||||
// unabhaengig voneinander gedrosselt.
|
||||
func TestEvaluate_DebouncesIndependentlyPerLabelSet(t *testing.T) {
|
||||
rules, dispatcher, pool, cleanup := setupTest(t)
|
||||
defer cleanup()
|
||||
ctx := context.Background()
|
||||
|
||||
if _, err := rules.CreateRule(ctx, Rule{
|
||||
MetricName: "nexarch_core_error_rate", Comparison: ComparisonGreaterThan, Threshold: 0.05,
|
||||
Recipient: "ops@acme.example",
|
||||
}); err != nil {
|
||||
t.Fatalf("create rule: %v", err)
|
||||
}
|
||||
|
||||
eval := NewEvaluator(rules, dispatcher, pool, time.Hour)
|
||||
families := []*dto.MetricFamily{
|
||||
{
|
||||
Name: strPtr("nexarch_core_error_rate"),
|
||||
Metric: []*dto.Metric{
|
||||
metricWithLabel("tenant", "acme", 0.5),
|
||||
metricWithLabel("tenant", "beta", 0.6),
|
||||
},
|
||||
},
|
||||
}
|
||||
|
||||
fired, err := eval.Evaluate(ctx, families)
|
||||
if err != nil {
|
||||
t.Fatalf("evaluate: %v", err)
|
||||
}
|
||||
if len(fired) != 2 {
|
||||
t.Fatalf("erwartet 2 unabhaengige alarme (verschiedene tenants), habe %d", len(fired))
|
||||
}
|
||||
for _, a := range fired {
|
||||
if a.Skipped {
|
||||
t.Fatalf("beide tenants sollten beim ersten mal feuern, habe %+v", a)
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
func metricWithLabel(name, value string, gaugeValue float64) *dto.Metric {
|
||||
n, v := name, value
|
||||
return &dto.Metric{Label: []*dto.LabelPair{{Name: &n, Value: &v}}, Gauge: &dto.Gauge{Value: &gaugeValue}}
|
||||
}
|
||||
|
||||
func strPtr(s string) *string { return &s }
|
||||
@@ -1,132 +0,0 @@
|
||||
// Package alerting implementiert Core OPS-05: schwellwertbasierte
|
||||
// Alarmierung auf den aus OPS-03 aggregierten Metriken, Zustellung über den
|
||||
// Core-Benachrichtigungs-Dispatcher (CFG-02). Der Alertmanager-Gedanke von
|
||||
// Prometheus/Grafana, aber auf das Nötigste reduziert (Schwellwert, Ziel,
|
||||
// Drosselung) — keine eigene Ausdruckssprache.
|
||||
package alerting
|
||||
|
||||
import (
|
||||
"context"
|
||||
"encoding/json"
|
||||
"errors"
|
||||
"fmt"
|
||||
|
||||
"github.com/jackc/pgx/v5/pgxpool"
|
||||
)
|
||||
|
||||
// Comparison legt fest, ob ein Schwellwert nach oben oder unten überwacht
|
||||
// wird — bewusst nur zwei Operatoren, keine eigene Ausdruckssprache
|
||||
// (Ticket-Produkt-DNA).
|
||||
type Comparison string
|
||||
|
||||
const (
|
||||
ComparisonGreaterThan Comparison = "gt"
|
||||
ComparisonLessThan Comparison = "lt"
|
||||
)
|
||||
|
||||
// Rule ist eine Schwellwert-Regel auf einer beliebigen aggregierten Metrik
|
||||
// (Akzeptanzkriterium 1). LabelFilters schränkt optional auf bestimmte
|
||||
// Label-Werte ein (z. B. tenant/module), leer = alle Zeitreihen der Metrik.
|
||||
type Rule struct {
|
||||
ID string
|
||||
MetricName string
|
||||
Comparison Comparison
|
||||
Threshold float64
|
||||
LabelFilters map[string]string
|
||||
Recipient string
|
||||
Description string
|
||||
}
|
||||
|
||||
// RuleStore verwaltet Alert-Regeln in der zentralen Registry-DB.
|
||||
type RuleStore struct {
|
||||
pool *pgxpool.Pool
|
||||
}
|
||||
|
||||
func NewRuleStore(pool *pgxpool.Pool) *RuleStore {
|
||||
return &RuleStore{pool: pool}
|
||||
}
|
||||
|
||||
// CreateRule legt eine neue Schwellwert-Regel an (Akzeptanzkriterium 1).
|
||||
func (s *RuleStore) CreateRule(ctx context.Context, r Rule) (Rule, error) {
|
||||
if r.MetricName == "" || r.Recipient == "" {
|
||||
return Rule{}, errors.New("alerting: metricName und recipient duerfen nicht leer sein")
|
||||
}
|
||||
if r.Comparison != ComparisonGreaterThan && r.Comparison != ComparisonLessThan {
|
||||
return Rule{}, fmt.Errorf("alerting: unbekannter comparison-operator %q", r.Comparison)
|
||||
}
|
||||
if r.LabelFilters == nil {
|
||||
r.LabelFilters = map[string]string{}
|
||||
}
|
||||
filtersJSON, err := json.Marshal(r.LabelFilters)
|
||||
if err != nil {
|
||||
return Rule{}, fmt.Errorf("label-filter serialisieren: %w", err)
|
||||
}
|
||||
|
||||
err = s.pool.QueryRow(ctx, `
|
||||
INSERT INTO alert_rules (metric_name, comparison, threshold, label_filters, recipient, description)
|
||||
VALUES ($1, $2, $3, $4, $5, $6)
|
||||
RETURNING id
|
||||
`, r.MetricName, string(r.Comparison), r.Threshold, filtersJSON, r.Recipient, r.Description).Scan(&r.ID)
|
||||
if err != nil {
|
||||
return Rule{}, fmt.Errorf("regel speichern: %w", err)
|
||||
}
|
||||
return r, nil
|
||||
}
|
||||
|
||||
// ListRules liefert alle konfigurierten Regeln — Grundlage für Evaluate.
|
||||
func (s *RuleStore) ListRules(ctx context.Context) ([]Rule, error) {
|
||||
rows, err := s.pool.Query(ctx, `
|
||||
SELECT id, metric_name, comparison, threshold, label_filters, recipient, description
|
||||
FROM alert_rules ORDER BY created_at
|
||||
`)
|
||||
if err != nil {
|
||||
return nil, fmt.Errorf("regeln auflisten: %w", err)
|
||||
}
|
||||
defer rows.Close()
|
||||
|
||||
var out []Rule
|
||||
for rows.Next() {
|
||||
var r Rule
|
||||
var comparison string
|
||||
var filtersJSON []byte
|
||||
if err := rows.Scan(&r.ID, &r.MetricName, &comparison, &r.Threshold, &filtersJSON, &r.Recipient, &r.Description); err != nil {
|
||||
return nil, fmt.Errorf("regel lesen: %w", err)
|
||||
}
|
||||
r.Comparison = Comparison(comparison)
|
||||
if err := json.Unmarshal(filtersJSON, &r.LabelFilters); err != nil {
|
||||
return nil, fmt.Errorf("label-filter lesen: %w", err)
|
||||
}
|
||||
out = append(out, r)
|
||||
}
|
||||
return out, rows.Err()
|
||||
}
|
||||
|
||||
// DeleteRule entfernt eine Regel.
|
||||
func (s *RuleStore) DeleteRule(ctx context.Context, id string) error {
|
||||
_, err := s.pool.Exec(ctx, `DELETE FROM alert_rules WHERE id = $1`, id)
|
||||
if err != nil {
|
||||
return fmt.Errorf("regel loeschen: %w", err)
|
||||
}
|
||||
return nil
|
||||
}
|
||||
|
||||
// debounceStore kapselt die Drosselungs-Zustandstabelle (Akzeptanzkriterium 3).
|
||||
type debounceStore struct {
|
||||
pool *pgxpool.Pool
|
||||
}
|
||||
|
||||
// shouldFire prueft, ob seit dem letzten Alarm fuer ruleKey mindestens
|
||||
// interval vergangen ist — atomar ueber eine bedingte UPDATE/INSERT-
|
||||
// Sequenz, damit zwei gleichzeitige Evaluate-Laeufe (z. B. bei mehreren
|
||||
// Core-Instanzen) nicht beide gleichzeitig alarmieren.
|
||||
func (d *debounceStore) shouldFire(ctx context.Context, ruleKey string, intervalSeconds float64) (bool, error) {
|
||||
tag, err := d.pool.Exec(ctx, `
|
||||
INSERT INTO alert_debounce_state (rule_key, last_fired_at) VALUES ($1, now())
|
||||
ON CONFLICT (rule_key) DO UPDATE SET last_fired_at = now()
|
||||
WHERE alert_debounce_state.last_fired_at <= now() - ($2 * interval '1 second')
|
||||
`, ruleKey, intervalSeconds)
|
||||
if err != nil {
|
||||
return false, fmt.Errorf("drosselungszustand pruefen: %w", err)
|
||||
}
|
||||
return tag.RowsAffected() == 1, nil
|
||||
}
|
||||
@@ -0,0 +1,207 @@
|
||||
package channels
|
||||
|
||||
import (
|
||||
"context"
|
||||
"errors"
|
||||
"fmt"
|
||||
"os"
|
||||
"testing"
|
||||
"time"
|
||||
|
||||
"github.com/jackc/pgx/v5/pgxpool"
|
||||
|
||||
"gitea.perlbach24.de/scripte/nexarch/internal/notify"
|
||||
)
|
||||
|
||||
func setupTest(t *testing.T) (*TemplateStore, *InAppStore, func()) {
|
||||
t.Helper()
|
||||
adminDSN := os.Getenv("TEST_ADMIN_DSN")
|
||||
if adminDSN == "" {
|
||||
t.Skip("TEST_ADMIN_DSN nicht gesetzt, Integrationstest uebersprungen")
|
||||
}
|
||||
ctx := context.Background()
|
||||
|
||||
pool, err := pgxpool.New(ctx, adminDSN)
|
||||
if err != nil {
|
||||
t.Fatalf("pool: %v", err)
|
||||
}
|
||||
if _, err := pool.Exec(ctx, `
|
||||
CREATE TABLE IF NOT EXISTS notification_templates (
|
||||
tenant_slug TEXT NOT NULL, key TEXT NOT NULL, subject TEXT NOT NULL, body TEXT NOT NULL,
|
||||
updated_at TIMESTAMPTZ NOT NULL DEFAULT now(), PRIMARY KEY (tenant_slug, key)
|
||||
);
|
||||
CREATE TABLE IF NOT EXISTS in_app_notifications (
|
||||
id UUID PRIMARY KEY DEFAULT gen_random_uuid(), tenant_slug TEXT NOT NULL, user_id TEXT NOT NULL,
|
||||
title TEXT NOT NULL, body TEXT NOT NULL, read_at TIMESTAMPTZ, created_at TIMESTAMPTZ NOT NULL DEFAULT now()
|
||||
);
|
||||
CREATE TABLE IF NOT EXISTS notification_jobs (
|
||||
id UUID PRIMARY KEY DEFAULT gen_random_uuid(), channel TEXT NOT NULL, recipient TEXT NOT NULL,
|
||||
payload JSONB NOT NULL DEFAULT '{}'::jsonb, status TEXT NOT NULL DEFAULT 'pending' CHECK (status IN ('pending','sent','failed')),
|
||||
attempts INT NOT NULL DEFAULT 0, max_attempts INT NOT NULL DEFAULT 5,
|
||||
next_attempt_at TIMESTAMPTZ NOT NULL DEFAULT now(), last_error TEXT,
|
||||
created_at TIMESTAMPTZ NOT NULL DEFAULT now(), updated_at TIMESTAMPTZ NOT NULL DEFAULT now()
|
||||
);
|
||||
`); err != nil {
|
||||
t.Fatalf("schema: %v", err)
|
||||
}
|
||||
|
||||
cleanup := func() { pool.Close() }
|
||||
return NewTemplateStore(pool), NewInAppStore(pool), cleanup
|
||||
}
|
||||
|
||||
func uniqueKey(prefix string) string {
|
||||
return fmt.Sprintf("%s_%d", prefix, time.Now().UnixNano())
|
||||
}
|
||||
|
||||
// Akzeptanzkriterium 1 + Pruefung 1: Vorlagenrendering mit fehlenden
|
||||
// Platzhaltern bricht kontrolliert ab.
|
||||
func TestRender_MissingPlaceholderAborts(t *testing.T) {
|
||||
tmpl := Template{Subject: "Hallo {{.name}}", Body: "Dein Code: {{.code}}"}
|
||||
|
||||
_, _, err := Render(tmpl, map[string]any{"name": "Alice"}) // "code" fehlt
|
||||
if err == nil {
|
||||
t.Fatal("erwartet fehler bei fehlendem platzhalter 'code'")
|
||||
}
|
||||
}
|
||||
|
||||
func TestRender_SucceedsWithAllPlaceholders(t *testing.T) {
|
||||
tmpl := Template{Subject: "Hallo {{.name}}", Body: "Dein Code: {{.code}}"}
|
||||
|
||||
subject, body, err := Render(tmpl, map[string]any{"name": "Alice", "code": "1234"})
|
||||
if err != nil {
|
||||
t.Fatalf("render: %v", err)
|
||||
}
|
||||
if subject != "Hallo Alice" || body != "Dein Code: 1234" {
|
||||
t.Fatalf("unerwartet: subject=%q body=%q", subject, body)
|
||||
}
|
||||
}
|
||||
|
||||
// Akzeptanzkriterium 3: Vorlagen pro Tenant anpassbar, Fallback auf global.
|
||||
func TestTemplateStore_TenantOverrideFallsBackToGlobal(t *testing.T) {
|
||||
templates, _, cleanup := setupTest(t)
|
||||
defer cleanup()
|
||||
ctx := context.Background()
|
||||
|
||||
key := uniqueKey("welcome")
|
||||
if err := templates.Set(ctx, GlobalTemplateScope, key, "Willkommen", "Standardtext"); err != nil {
|
||||
t.Fatalf("set global: %v", err)
|
||||
}
|
||||
if err := templates.Set(ctx, "acme", key, "Willkommen bei ACME", "ACME-Text"); err != nil {
|
||||
t.Fatalf("set tenant: %v", err)
|
||||
}
|
||||
|
||||
got, err := templates.Resolve(ctx, "acme", key)
|
||||
if err != nil {
|
||||
t.Fatalf("resolve acme: %v", err)
|
||||
}
|
||||
if got.Subject != "Willkommen bei ACME" {
|
||||
t.Fatalf("erwartet tenant-vorlage, habe %q", got.Subject)
|
||||
}
|
||||
|
||||
got, err = templates.Resolve(ctx, "globex", key) // hat keine eigene vorlage
|
||||
if err != nil {
|
||||
t.Fatalf("resolve globex: %v", err)
|
||||
}
|
||||
if got.Subject != "Willkommen" {
|
||||
t.Fatalf("erwartet global-fallback, habe %q", got.Subject)
|
||||
}
|
||||
}
|
||||
|
||||
// Akzeptanzkriterium 2 + Pruefung 2: als gelesen markiert wird korrekt gefuehrt.
|
||||
func TestInAppStore_MarkReadIsReflectedCorrectly(t *testing.T) {
|
||||
_, inApp, cleanup := setupTest(t)
|
||||
defer cleanup()
|
||||
ctx := context.Background()
|
||||
|
||||
userID := uniqueKey("user")
|
||||
id, err := inApp.Create(ctx, "acme", userID, "Titel", "Text")
|
||||
if err != nil {
|
||||
t.Fatalf("create: %v", err)
|
||||
}
|
||||
|
||||
list, err := inApp.ListForUser(ctx, "acme", userID)
|
||||
if err != nil {
|
||||
t.Fatalf("list (vor markierung): %v", err)
|
||||
}
|
||||
if len(list) != 1 || list[0].ReadAt != nil {
|
||||
t.Fatalf("erwartet 1 ungelesene benachrichtigung, habe %+v", list)
|
||||
}
|
||||
|
||||
if err := inApp.MarkRead(ctx, id); err != nil {
|
||||
t.Fatalf("mark read: %v", err)
|
||||
}
|
||||
|
||||
list, err = inApp.ListForUser(ctx, "acme", userID)
|
||||
if err != nil {
|
||||
t.Fatalf("list (nach markierung): %v", err)
|
||||
}
|
||||
if len(list) != 1 || list[0].ReadAt == nil {
|
||||
t.Fatalf("erwartet als gelesen markiert, habe %+v", list)
|
||||
}
|
||||
}
|
||||
|
||||
// EmailSender bricht ab, BEVOR SMTP ueberhaupt kontaktiert wird, wenn keine
|
||||
// Vorlage aufloesbar ist — Nachweis, dass der Abbruch vor dem Netzwerkzugriff
|
||||
// erfolgt (Akzeptanzkriterium 1).
|
||||
func TestEmailSender_AbortsBeforeSMTPWhenTemplateMissing(t *testing.T) {
|
||||
templates, _, cleanup := setupTest(t)
|
||||
defer cleanup()
|
||||
ctx := context.Background()
|
||||
|
||||
sender := NewEmailSender(templates, "nicht-aufloesbarer-smtp-host.invalid", "25", "noreply@example.com")
|
||||
|
||||
err := sender.Send(ctx, notify.Notification{
|
||||
Recipient: "user@example.com",
|
||||
Payload: map[string]any{"template_key": uniqueKey("nie_konfiguriert"), "tenant_slug": "acme"},
|
||||
})
|
||||
if !errors.Is(err, ErrTemplateNotFound) {
|
||||
t.Fatalf("erwartet ErrTemplateNotFound (kein smtp-versuch), habe %v", err)
|
||||
}
|
||||
}
|
||||
|
||||
// Akzeptanzkriterium 3 + Pruefung 3: E-Mail-Versand bei nicht erreichbarem
|
||||
// SMTP-Server loest das dokumentierte Retry-Verhalten ueber CFG-02 aus.
|
||||
func TestEmailSender_TriggersDispatcherRetryOnUnreachableSMTP(t *testing.T) {
|
||||
templates, _, cleanup := setupTest(t)
|
||||
defer cleanup()
|
||||
ctx := context.Background()
|
||||
|
||||
adminDSN := os.Getenv("TEST_ADMIN_DSN")
|
||||
pool, err := pgxpool.New(ctx, adminDSN)
|
||||
if err != nil {
|
||||
t.Fatalf("pool: %v", err)
|
||||
}
|
||||
defer pool.Close()
|
||||
|
||||
key := uniqueKey("retry_test")
|
||||
if err := templates.Set(ctx, GlobalTemplateScope, key, "Betreff", "Text ohne Platzhalter"); err != nil {
|
||||
t.Fatalf("set template: %v", err)
|
||||
}
|
||||
|
||||
sender := NewEmailSender(templates, "nicht-aufloesbarer-smtp-host.invalid", "25", "noreply@example.com")
|
||||
dispatcher := notify.NewDispatcher(pool).WithRetryPolicy(2, time.Millisecond)
|
||||
|
||||
jobID, err := dispatcher.Enqueue(ctx, "email", "user@example.com", map[string]any{"template_key": key, "tenant_slug": "acme"})
|
||||
if err != nil {
|
||||
t.Fatalf("enqueue: %v", err)
|
||||
}
|
||||
|
||||
for i := 0; i < 2; i++ {
|
||||
time.Sleep(5 * time.Millisecond)
|
||||
if _, _, err := dispatcher.ProcessDue(ctx, sender, 10); err != nil {
|
||||
t.Fatalf("process due %d: %v", i, err)
|
||||
}
|
||||
}
|
||||
|
||||
var status string
|
||||
var attempts int
|
||||
if err := pool.QueryRow(ctx, `SELECT status, attempts FROM notification_jobs WHERE id = $1`, jobID).Scan(&status, &attempts); err != nil {
|
||||
t.Fatalf("status lesen: %v", err)
|
||||
}
|
||||
if status != "failed" {
|
||||
t.Fatalf("erwartet status failed nach ausgeschoepften wiederholungen bei unerreichbarem smtp, habe %q", status)
|
||||
}
|
||||
if attempts != 2 {
|
||||
t.Fatalf("erwartet 2 versuche, habe %d", attempts)
|
||||
}
|
||||
}
|
||||
@@ -0,0 +1,81 @@
|
||||
package channels
|
||||
|
||||
import (
|
||||
"context"
|
||||
"fmt"
|
||||
"net/smtp"
|
||||
"os"
|
||||
|
||||
"gitea.perlbach24.de/scripte/nexarch/internal/notify"
|
||||
)
|
||||
|
||||
// EmailSender implementiert notify.Sender fuer den E-Mail-Kanal
|
||||
// (Akzeptanzkriterium 1). SMTP-Zugangsdaten kommen ausschliesslich aus
|
||||
// Umgebungsvariablen, nie aus Code/DB.
|
||||
type EmailSender struct {
|
||||
templates *TemplateStore
|
||||
host string
|
||||
port string
|
||||
from string
|
||||
username string
|
||||
password string
|
||||
}
|
||||
|
||||
// NewEmailSenderFromEnv liest NEXARCH_SMTP_HOST/PORT/FROM (Pflicht) sowie
|
||||
// optional NEXARCH_SMTP_USER/PASSWORD.
|
||||
func NewEmailSenderFromEnv(templates *TemplateStore) (*EmailSender, error) {
|
||||
host := os.Getenv("NEXARCH_SMTP_HOST")
|
||||
port := os.Getenv("NEXARCH_SMTP_PORT")
|
||||
from := os.Getenv("NEXARCH_SMTP_FROM")
|
||||
if host == "" || port == "" || from == "" {
|
||||
return nil, fmt.Errorf("channels: NEXARCH_SMTP_HOST/PORT/FROM muessen gesetzt sein")
|
||||
}
|
||||
return &EmailSender{
|
||||
templates: templates,
|
||||
host: host,
|
||||
port: port,
|
||||
from: from,
|
||||
username: os.Getenv("NEXARCH_SMTP_USER"),
|
||||
password: os.Getenv("NEXARCH_SMTP_PASSWORD"),
|
||||
}, nil
|
||||
}
|
||||
|
||||
// NewEmailSender erlaubt Tests, Host/Port explizit zu setzen (z.B. einen
|
||||
// absichtlich nicht erreichbaren Host fuer den Retry-Nachweis), ohne
|
||||
// Umgebungsvariablen zu benoetigen.
|
||||
func NewEmailSender(templates *TemplateStore, host, port, from string) *EmailSender {
|
||||
return &EmailSender{templates: templates, host: host, port: port, from: from}
|
||||
}
|
||||
|
||||
// Send rendert zuerst die Vorlage — schlaegt das fehl (z.B. fehlender
|
||||
// Platzhalter), wird NIE eine SMTP-Verbindung aufgebaut
|
||||
// (Akzeptanzkriterium 1 / Pruefung 1: kontrollierter Abbruch statt
|
||||
// fehlerhafter Mail). Ein danach fehlschlagender SMTP-Versand liefert einen
|
||||
// Fehler zurueck, den CFG-02s Dispatcher fuer die bereits getestete
|
||||
// Wiederholungslogik nutzt (Akzeptanzkriterium 3 / Pruefung 3) — kein
|
||||
// zweiter Retry-Mechanismus hier.
|
||||
func (e *EmailSender) Send(ctx context.Context, n notify.Notification) error {
|
||||
templateKey, _ := n.Payload["template_key"].(string)
|
||||
tenantSlug, _ := n.Payload["tenant_slug"].(string)
|
||||
|
||||
tmpl, err := e.templates.Resolve(ctx, tenantSlug, templateKey)
|
||||
if err != nil {
|
||||
return fmt.Errorf("vorlage aufloesen: %w", err)
|
||||
}
|
||||
subject, body, err := Render(tmpl, n.Payload)
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
|
||||
msg := []byte("Subject: " + subject + "\r\n\r\n" + body)
|
||||
|
||||
var auth smtp.Auth
|
||||
if e.username != "" {
|
||||
auth = smtp.PlainAuth("", e.username, e.password, e.host)
|
||||
}
|
||||
addr := e.host + ":" + e.port
|
||||
if err := smtp.SendMail(addr, auth, e.from, []string{n.Recipient}, msg); err != nil {
|
||||
return fmt.Errorf("smtp-versand fehlgeschlagen: %w", err)
|
||||
}
|
||||
return nil
|
||||
}
|
||||
@@ -0,0 +1,74 @@
|
||||
package channels
|
||||
|
||||
import (
|
||||
"context"
|
||||
"fmt"
|
||||
"time"
|
||||
|
||||
"github.com/jackc/pgx/v5/pgxpool"
|
||||
)
|
||||
|
||||
type InAppNotification struct {
|
||||
ID string
|
||||
TenantSlug string
|
||||
UserID string
|
||||
Title string
|
||||
Body string
|
||||
ReadAt *time.Time
|
||||
CreatedAt time.Time
|
||||
}
|
||||
|
||||
// InAppStore persistiert In-App-Benachrichtigungen (Akzeptanzkriterium 2).
|
||||
type InAppStore struct {
|
||||
pool *pgxpool.Pool
|
||||
}
|
||||
|
||||
func NewInAppStore(pool *pgxpool.Pool) *InAppStore {
|
||||
return &InAppStore{pool: pool}
|
||||
}
|
||||
|
||||
func (s *InAppStore) Create(ctx context.Context, tenantSlug, userID, title, body string) (string, error) {
|
||||
var id string
|
||||
err := s.pool.QueryRow(ctx, `
|
||||
INSERT INTO in_app_notifications (tenant_slug, user_id, title, body)
|
||||
VALUES ($1, $2, $3, $4)
|
||||
RETURNING id
|
||||
`, tenantSlug, userID, title, body).Scan(&id)
|
||||
if err != nil {
|
||||
return "", fmt.Errorf("in-app-benachrichtigung speichern: %w", err)
|
||||
}
|
||||
return id, nil
|
||||
}
|
||||
|
||||
// ListForUser liefert alle Benachrichtigungen eines Benutzers (ueber API
|
||||
// abrufbar, Akzeptanzkriterium 2).
|
||||
func (s *InAppStore) ListForUser(ctx context.Context, tenantSlug, userID string) ([]InAppNotification, error) {
|
||||
rows, err := s.pool.Query(ctx, `
|
||||
SELECT id, title, body, read_at, created_at FROM in_app_notifications
|
||||
WHERE tenant_slug = $1 AND user_id = $2 ORDER BY created_at DESC
|
||||
`, tenantSlug, userID)
|
||||
if err != nil {
|
||||
return nil, fmt.Errorf("benachrichtigungen auflisten: %w", err)
|
||||
}
|
||||
defer rows.Close()
|
||||
|
||||
var out []InAppNotification
|
||||
for rows.Next() {
|
||||
n := InAppNotification{TenantSlug: tenantSlug, UserID: userID}
|
||||
if err := rows.Scan(&n.ID, &n.Title, &n.Body, &n.ReadAt, &n.CreatedAt); err != nil {
|
||||
return nil, fmt.Errorf("benachrichtigung lesen: %w", err)
|
||||
}
|
||||
out = append(out, n)
|
||||
}
|
||||
return out, rows.Err()
|
||||
}
|
||||
|
||||
// MarkRead markiert eine Benachrichtigung als gelesen (Akzeptanzkriterium 2
|
||||
// / Pruefung 2).
|
||||
func (s *InAppStore) MarkRead(ctx context.Context, id string) error {
|
||||
_, err := s.pool.Exec(ctx, `UPDATE in_app_notifications SET read_at = now() WHERE id = $1`, id)
|
||||
if err != nil {
|
||||
return fmt.Errorf("als gelesen markieren: %w", err)
|
||||
}
|
||||
return nil
|
||||
}
|
||||
@@ -0,0 +1,41 @@
|
||||
package channels
|
||||
|
||||
import (
|
||||
"context"
|
||||
|
||||
"gitea.perlbach24.de/scripte/nexarch/internal/notify"
|
||||
)
|
||||
|
||||
// InAppSender implementiert notify.Sender fuer den In-App-Kanal
|
||||
// (Akzeptanzkriterium 2). Nutzt eine Vorlage, falls payload["template_key"]
|
||||
// gesetzt ist, sonst direkt payload["title"]/["body"].
|
||||
type InAppSender struct {
|
||||
store *InAppStore
|
||||
templates *TemplateStore
|
||||
}
|
||||
|
||||
func NewInAppSender(store *InAppStore, templates *TemplateStore) *InAppSender {
|
||||
return &InAppSender{store: store, templates: templates}
|
||||
}
|
||||
|
||||
func (s *InAppSender) Send(ctx context.Context, n notify.Notification) error {
|
||||
tenantSlug, _ := n.Payload["tenant_slug"].(string)
|
||||
|
||||
var title, body string
|
||||
if templateKey, ok := n.Payload["template_key"].(string); ok && templateKey != "" {
|
||||
tmpl, err := s.templates.Resolve(ctx, tenantSlug, templateKey)
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
title, body, err = Render(tmpl, n.Payload)
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
} else {
|
||||
title, _ = n.Payload["title"].(string)
|
||||
body, _ = n.Payload["body"].(string)
|
||||
}
|
||||
|
||||
_, err := s.store.Create(ctx, tenantSlug, n.Recipient, title, body)
|
||||
return err
|
||||
}
|
||||
@@ -0,0 +1,32 @@
|
||||
package channels
|
||||
|
||||
import (
|
||||
"context"
|
||||
"fmt"
|
||||
|
||||
"gitea.perlbach24.de/scripte/nexarch/internal/notify"
|
||||
)
|
||||
|
||||
// Router waehlt anhand von Notification.Channel den zustaendigen Kanal aus
|
||||
// — ein neuer Kanal wird per Register() ergaenzt, ohne den Dispatcher
|
||||
// (CFG-02) oder Router selbst umzubauen (Unleash-artiger Strategie-Gedanke,
|
||||
// siehe Ticket-DNA).
|
||||
type Router struct {
|
||||
channels map[string]notify.Sender
|
||||
}
|
||||
|
||||
func NewRouter() *Router {
|
||||
return &Router{channels: make(map[string]notify.Sender)}
|
||||
}
|
||||
|
||||
func (r *Router) Register(channel string, sender notify.Sender) {
|
||||
r.channels[channel] = sender
|
||||
}
|
||||
|
||||
func (r *Router) Send(ctx context.Context, n notify.Notification) error {
|
||||
sender, ok := r.channels[n.Channel]
|
||||
if !ok {
|
||||
return fmt.Errorf("channels: unbekannter kanal %q", n.Channel)
|
||||
}
|
||||
return sender.Send(ctx, n)
|
||||
}
|
||||
@@ -0,0 +1,104 @@
|
||||
// Package channels implementiert Core CFG-03: konkrete Zustellkanaele fuer
|
||||
// den CFG-02-Dispatcher (E-Mail, In-App) inklusive Vorlagenverwaltung.
|
||||
// Neue Kanaele lassen sich ergaenzen, ohne den Dispatcher selbst
|
||||
// anzufassen — jeder Kanal implementiert nur notify.Sender.
|
||||
package channels
|
||||
|
||||
import (
|
||||
"bytes"
|
||||
"context"
|
||||
"errors"
|
||||
"fmt"
|
||||
"text/template"
|
||||
|
||||
"github.com/jackc/pgx/v5"
|
||||
"github.com/jackc/pgx/v5/pgxpool"
|
||||
)
|
||||
|
||||
// GlobalTemplateScope ist der Fallback-Wert, wenn ein Tenant keine eigene
|
||||
// Vorlage konfiguriert hat (Akzeptanzkriterium 3).
|
||||
const GlobalTemplateScope = "global"
|
||||
|
||||
var ErrTemplateNotFound = errors.New("channels: keine vorlage gefunden")
|
||||
|
||||
type Template struct {
|
||||
Subject string
|
||||
Body string
|
||||
}
|
||||
|
||||
type TemplateStore struct {
|
||||
pool *pgxpool.Pool
|
||||
}
|
||||
|
||||
func NewTemplateStore(pool *pgxpool.Pool) *TemplateStore {
|
||||
return &TemplateStore{pool: pool}
|
||||
}
|
||||
|
||||
// Set legt eine Vorlage fuer einen Tenant (oder GlobalTemplateScope) fest.
|
||||
func (s *TemplateStore) Set(ctx context.Context, tenantSlug, key, subject, body string) error {
|
||||
_, err := s.pool.Exec(ctx, `
|
||||
INSERT INTO notification_templates (tenant_slug, key, subject, body, updated_at)
|
||||
VALUES ($1, $2, $3, $4, now())
|
||||
ON CONFLICT (tenant_slug, key) DO UPDATE SET subject = $3, body = $4, updated_at = now()
|
||||
`, tenantSlug, key, subject, body)
|
||||
if err != nil {
|
||||
return fmt.Errorf("vorlage speichern: %w", err)
|
||||
}
|
||||
return nil
|
||||
}
|
||||
|
||||
// Resolve liefert die Vorlage eines Tenants, faellt auf GlobalTemplateScope
|
||||
// zurueck, wenn der Tenant keine eigene gesetzt hat (Akzeptanzkriterium 3).
|
||||
func (s *TemplateStore) Resolve(ctx context.Context, tenantSlug, key string) (Template, error) {
|
||||
if tenantSlug != "" && tenantSlug != GlobalTemplateScope {
|
||||
if t, err := s.get(ctx, tenantSlug, key); err == nil {
|
||||
return t, nil
|
||||
} else if !errors.Is(err, ErrTemplateNotFound) {
|
||||
return Template{}, err
|
||||
}
|
||||
}
|
||||
return s.get(ctx, GlobalTemplateScope, key)
|
||||
}
|
||||
|
||||
func (s *TemplateStore) get(ctx context.Context, tenantSlug, key string) (Template, error) {
|
||||
var t Template
|
||||
err := s.pool.QueryRow(ctx, `
|
||||
SELECT subject, body FROM notification_templates WHERE tenant_slug = $1 AND key = $2
|
||||
`, tenantSlug, key).Scan(&t.Subject, &t.Body)
|
||||
if err != nil {
|
||||
if errors.Is(err, pgx.ErrNoRows) {
|
||||
return Template{}, ErrTemplateNotFound
|
||||
}
|
||||
return Template{}, fmt.Errorf("vorlage lesen: %w", err)
|
||||
}
|
||||
return t, nil
|
||||
}
|
||||
|
||||
// Render fuellt eine Vorlage mit data. Fehlt ein referenzierter Platzhalter
|
||||
// in data, bricht das Rendering kontrolliert MIT FEHLER ab, statt eine
|
||||
// fehlerhafte/unvollstaendige Nachricht zu erzeugen (Akzeptanzkriterium 1 /
|
||||
// Pruefung 1) — text/template mit Option("missingkey=error") liefert dafuer
|
||||
// einen Fehler statt stillschweigend "<no value>" einzusetzen.
|
||||
func Render(tmpl Template, data map[string]any) (subject, body string, err error) {
|
||||
subject, err = renderOne("subject", tmpl.Subject, data)
|
||||
if err != nil {
|
||||
return "", "", err
|
||||
}
|
||||
body, err = renderOne("body", tmpl.Body, data)
|
||||
if err != nil {
|
||||
return "", "", err
|
||||
}
|
||||
return subject, body, nil
|
||||
}
|
||||
|
||||
func renderOne(name, text string, data map[string]any) (string, error) {
|
||||
tmpl, err := template.New(name).Option("missingkey=error").Parse(text)
|
||||
if err != nil {
|
||||
return "", fmt.Errorf("vorlage %q parsen: %w", name, err)
|
||||
}
|
||||
var buf bytes.Buffer
|
||||
if err := tmpl.Execute(&buf, data); err != nil {
|
||||
return "", fmt.Errorf("vorlage %q rendern (fehlender platzhalter?): %w", name, err)
|
||||
}
|
||||
return buf.String(), nil
|
||||
}
|
||||
@@ -1,87 +0,0 @@
|
||||
// Package flag implementiert Core LIC-02: einen Feature-Flag-Dienst mit
|
||||
// Strategien (global an/aus, Prozentsatz, Tenant-Zielgruppe) als Kernfunktion
|
||||
// des Core-Dienstes selbst — keine zusaetzliche Infrastruktur (Unleash-Server
|
||||
// + eigene DB), siehe "bewusst vermeiden" im LIC-02-Ticket.
|
||||
package flag
|
||||
|
||||
import (
|
||||
"context"
|
||||
"errors"
|
||||
"fmt"
|
||||
"hash/fnv"
|
||||
|
||||
"github.com/jackc/pgx/v5"
|
||||
"github.com/jackc/pgx/v5/pgxpool"
|
||||
)
|
||||
|
||||
var ErrNotFound = errors.New("flag: nicht gefunden")
|
||||
|
||||
// Flag ist die zentrale Definition — Auswertung (Evaluate) ist bewusst davon
|
||||
// getrennt (Unleash-Prinzip: Flag-Verwaltung vs. Flag-Auswertung).
|
||||
type Flag struct {
|
||||
Key string
|
||||
Enabled bool
|
||||
RolloutPercentage int
|
||||
TargetTenantSlugs []string
|
||||
}
|
||||
|
||||
// Store ist die Verwaltungsseite (Admin): Flags definieren/lesen.
|
||||
type Store struct {
|
||||
pool *pgxpool.Pool
|
||||
}
|
||||
|
||||
func NewStore(pool *pgxpool.Pool) *Store {
|
||||
return &Store{pool: pool}
|
||||
}
|
||||
|
||||
func (s *Store) Set(ctx context.Context, f Flag) error {
|
||||
if f.TargetTenantSlugs == nil {
|
||||
f.TargetTenantSlugs = []string{} // pgx uebertraegt ein nil-Slice sonst als SQL NULL statt leerem Array.
|
||||
}
|
||||
_, err := s.pool.Exec(ctx, `
|
||||
INSERT INTO feature_flags (key, enabled, rollout_percentage, target_tenant_slugs, updated_at)
|
||||
VALUES ($1, $2, $3, $4, now())
|
||||
ON CONFLICT (key) DO UPDATE SET
|
||||
enabled = $2, rollout_percentage = $3, target_tenant_slugs = $4, updated_at = now()
|
||||
`, f.Key, f.Enabled, f.RolloutPercentage, f.TargetTenantSlugs)
|
||||
if err != nil {
|
||||
return fmt.Errorf("flag speichern: %w", err)
|
||||
}
|
||||
return nil
|
||||
}
|
||||
|
||||
func (s *Store) Get(ctx context.Context, key string) (Flag, error) {
|
||||
var f Flag
|
||||
row := s.pool.QueryRow(ctx, `
|
||||
SELECT key, enabled, rollout_percentage, target_tenant_slugs
|
||||
FROM feature_flags WHERE key = $1
|
||||
`, key)
|
||||
if err := row.Scan(&f.Key, &f.Enabled, &f.RolloutPercentage, &f.TargetTenantSlugs); err != nil {
|
||||
if errors.Is(err, pgx.ErrNoRows) {
|
||||
return Flag{}, ErrNotFound
|
||||
}
|
||||
return Flag{}, fmt.Errorf("flag lesen: %w", err)
|
||||
}
|
||||
return f, nil
|
||||
}
|
||||
|
||||
// evaluate wendet die Strategien in fester Reihenfolge an: globaler
|
||||
// An/Aus-Schalter zuerst, dann Tenant-Zielgruppe, dann Prozentsatz-Rollout.
|
||||
// Ein unbekannter/nicht getroffener Fall ergibt false — Fail-Safe-Default,
|
||||
// kein Feature wird versehentlich aktiv.
|
||||
func evaluate(f Flag, tenantSlug string) bool {
|
||||
if f.Enabled {
|
||||
return true
|
||||
}
|
||||
for _, target := range f.TargetTenantSlugs {
|
||||
if target == tenantSlug {
|
||||
return true
|
||||
}
|
||||
}
|
||||
if f.RolloutPercentage > 0 {
|
||||
h := fnv.New32a()
|
||||
_, _ = h.Write([]byte(f.Key + "|" + tenantSlug))
|
||||
return int(h.Sum32()%100) < f.RolloutPercentage
|
||||
}
|
||||
return false
|
||||
}
|
||||
@@ -1,43 +0,0 @@
|
||||
package flag
|
||||
|
||||
import "testing"
|
||||
|
||||
func TestEvaluate_GlobalEnabled(t *testing.T) {
|
||||
f := Flag{Key: "k", Enabled: true}
|
||||
if !evaluate(f, "irgendein-tenant") {
|
||||
t.Fatal("global aktiviertes flag sollte fuer jeden tenant true liefern")
|
||||
}
|
||||
}
|
||||
|
||||
// Akzeptanzkriterium 1 + Pruefung 2: Zielgruppen-Strategie.
|
||||
func TestEvaluate_TargetTenantStrategy(t *testing.T) {
|
||||
f := Flag{Key: "k", Enabled: false, TargetTenantSlugs: []string{"acme"}}
|
||||
if !evaluate(f, "acme") {
|
||||
t.Fatal("erwartet true fuer tenant in zielgruppe")
|
||||
}
|
||||
if evaluate(f, "globex") {
|
||||
t.Fatal("erwartet false fuer tenant ausserhalb der zielgruppe")
|
||||
}
|
||||
}
|
||||
|
||||
func TestEvaluate_RolloutPercentageBoundaries(t *testing.T) {
|
||||
full := Flag{Key: "k", RolloutPercentage: 100}
|
||||
if !evaluate(full, "beliebiger-tenant-1") || !evaluate(full, "beliebiger-tenant-2") {
|
||||
t.Fatal("100% rollout sollte immer true liefern")
|
||||
}
|
||||
|
||||
none := Flag{Key: "k", RolloutPercentage: 0}
|
||||
if evaluate(none, "beliebiger-tenant") {
|
||||
t.Fatal("0% rollout ohne enabled/zielgruppe sollte false liefern")
|
||||
}
|
||||
}
|
||||
|
||||
func TestEvaluate_RolloutIsDeterministicPerTenant(t *testing.T) {
|
||||
f := Flag{Key: "k", RolloutPercentage: 50}
|
||||
first := evaluate(f, "stabiler-tenant")
|
||||
for i := 0; i < 5; i++ {
|
||||
if evaluate(f, "stabiler-tenant") != first {
|
||||
t.Fatal("rollout-auswertung sollte fuer denselben tenant/key stabil sein")
|
||||
}
|
||||
}
|
||||
}
|
||||
@@ -1,87 +0,0 @@
|
||||
package flag
|
||||
|
||||
import (
|
||||
"context"
|
||||
"log/slog"
|
||||
"sync"
|
||||
"time"
|
||||
)
|
||||
|
||||
// DefaultCacheTTL ist die dokumentierte Cache-Invalidierungszeit
|
||||
// (Akzeptanzkriterium 2/3): eine Aenderung wirkt spaetestens nach dieser
|
||||
// Zeit auf allen Core-Instanzen, ohne dass ein Dienst neu gestartet werden
|
||||
// muss (Akzeptanzkriterium 3).
|
||||
const DefaultCacheTTL = 5 * time.Second
|
||||
|
||||
type cacheEntry struct {
|
||||
flag Flag
|
||||
expiresAt time.Time
|
||||
}
|
||||
|
||||
// Service ist die Auswertungsseite (SDK/Client-Analogon zu Unleash) mit
|
||||
// lokalem TTL-Cache. Bewusst getrennt von Store (Verwaltung).
|
||||
type Service struct {
|
||||
store *Store
|
||||
ttl time.Duration
|
||||
|
||||
mu sync.RWMutex
|
||||
cache map[string]cacheEntry
|
||||
}
|
||||
|
||||
func NewService(store *Store, ttl time.Duration) *Service {
|
||||
if ttl <= 0 {
|
||||
ttl = DefaultCacheTTL
|
||||
}
|
||||
return &Service{store: store, ttl: ttl, cache: make(map[string]cacheEntry)}
|
||||
}
|
||||
|
||||
// IsEnabled wertet ein Flag fuer einen Tenant aus. Liefert IMMER einen
|
||||
// bool ohne Fehlerwert — ein nicht erreichbarer Flag-Dienst darf abhaengige
|
||||
// Aufrufer nicht zum Absturz bringen oder zu Fehlerbehandlungscode zwingen,
|
||||
// der leicht vergessen wird (Akzeptanzkriterium 3 / Pruefung 3: dokumentiertes
|
||||
// Fallback-Verhalten = false, ggf. aus dem zuletzt bekannten Zwischenspeicher).
|
||||
func (s *Service) IsEnabled(ctx context.Context, tenantSlug, key string) bool {
|
||||
f, ok := s.resolve(ctx, key)
|
||||
if !ok {
|
||||
return false
|
||||
}
|
||||
return evaluate(f, tenantSlug)
|
||||
}
|
||||
|
||||
func (s *Service) resolve(ctx context.Context, key string) (Flag, bool) {
|
||||
s.mu.RLock()
|
||||
entry, exists := s.cache[key]
|
||||
fresh := exists && time.Now().Before(entry.expiresAt)
|
||||
s.mu.RUnlock()
|
||||
if fresh {
|
||||
return entry.flag, true
|
||||
}
|
||||
|
||||
f, err := s.store.Get(ctx, key)
|
||||
if err != nil {
|
||||
if exists {
|
||||
slog.Warn("feature-flag-dienst nicht erreichbar, nutze zwischengespeicherten stand",
|
||||
"flag_key", key, "error", err)
|
||||
return entry.flag, true
|
||||
}
|
||||
slog.Warn("feature-flag-dienst nicht erreichbar, kein zwischengespeicherter stand vorhanden, fallback: deaktiviert",
|
||||
"flag_key", key, "error", err)
|
||||
return Flag{}, false
|
||||
}
|
||||
|
||||
s.mu.Lock()
|
||||
s.cache[key] = cacheEntry{flag: f, expiresAt: time.Now().Add(s.ttl)}
|
||||
s.mu.Unlock()
|
||||
return f, true
|
||||
}
|
||||
|
||||
// Invalidate erzwingt beim naechsten IsEnabled-Aufruf ein sofortiges Neuladen
|
||||
// aus der Datenbank statt auf den TTL-Ablauf zu warten — wird nach Store.Set
|
||||
// auf derselben Instanz aufgerufen, damit der Schreiber die eigene Aenderung
|
||||
// ohne Wartezeit sieht. Andere Core-Instanzen sehen sie spaetestens nach
|
||||
// DefaultCacheTTL (siehe Akzeptanzkriterium 3).
|
||||
func (s *Service) Invalidate(key string) {
|
||||
s.mu.Lock()
|
||||
delete(s.cache, key)
|
||||
s.mu.Unlock()
|
||||
}
|
||||
@@ -1,179 +0,0 @@
|
||||
package flag
|
||||
|
||||
import (
|
||||
"context"
|
||||
"os"
|
||||
"testing"
|
||||
"time"
|
||||
|
||||
"github.com/jackc/pgx/v5/pgxpool"
|
||||
)
|
||||
|
||||
func setupFlagStoreTest(t *testing.T) (*Store, func()) {
|
||||
t.Helper()
|
||||
adminDSN := os.Getenv("TEST_ADMIN_DSN")
|
||||
if adminDSN == "" {
|
||||
t.Skip("TEST_ADMIN_DSN nicht gesetzt, Integrationstest uebersprungen")
|
||||
}
|
||||
ctx := context.Background()
|
||||
|
||||
pool, err := pgxpool.New(ctx, adminDSN)
|
||||
if err != nil {
|
||||
t.Fatalf("pool: %v", err)
|
||||
}
|
||||
if _, err := pool.Exec(ctx, `
|
||||
CREATE TABLE IF NOT EXISTS feature_flags (
|
||||
key TEXT PRIMARY KEY,
|
||||
enabled BOOLEAN NOT NULL DEFAULT false,
|
||||
rollout_percentage INT NOT NULL DEFAULT 0,
|
||||
target_tenant_slugs TEXT[] NOT NULL DEFAULT '{}',
|
||||
updated_at TIMESTAMPTZ NOT NULL DEFAULT now()
|
||||
)`); err != nil {
|
||||
t.Fatalf("schema: %v", err)
|
||||
}
|
||||
|
||||
cleanup := func() {
|
||||
_, _ = pool.Exec(ctx, `DELETE FROM feature_flags WHERE key LIKE 'test\_%' ESCAPE '\'`)
|
||||
pool.Close()
|
||||
}
|
||||
return NewStore(pool), cleanup
|
||||
}
|
||||
|
||||
// Akzeptanzkriterium 1 + Pruefung 2: Zielgruppen-Strategie liefert im Test
|
||||
// die erwartete Auswertung.
|
||||
func TestService_TargetTenantStrategy(t *testing.T) {
|
||||
store, cleanup := setupFlagStoreTest(t)
|
||||
defer cleanup()
|
||||
ctx := context.Background()
|
||||
|
||||
if err := store.Set(ctx, Flag{Key: "test_target_flag", TargetTenantSlugs: []string{"acme"}}); err != nil {
|
||||
t.Fatalf("set: %v", err)
|
||||
}
|
||||
svc := NewService(store, time.Hour)
|
||||
|
||||
if !svc.IsEnabled(ctx, "acme", "test_target_flag") {
|
||||
t.Fatal("erwartet true fuer tenant in zielgruppe")
|
||||
}
|
||||
if svc.IsEnabled(ctx, "globex", "test_target_flag") {
|
||||
t.Fatal("erwartet false fuer tenant ausserhalb der zielgruppe")
|
||||
}
|
||||
}
|
||||
|
||||
// Akzeptanzkriterium 2 + 3 + Pruefung 1: Flag-Aenderung wirkt innerhalb der
|
||||
// dokumentierten Cache-Invalidierungszeit, automatisiert gemessen.
|
||||
func TestService_CacheInvalidationTiming(t *testing.T) {
|
||||
store, cleanup := setupFlagStoreTest(t)
|
||||
defer cleanup()
|
||||
ctx := context.Background()
|
||||
|
||||
const ttl = 150 * time.Millisecond
|
||||
if err := store.Set(ctx, Flag{Key: "test_ttl_flag", Enabled: false}); err != nil {
|
||||
t.Fatalf("set: %v", err)
|
||||
}
|
||||
svc := NewService(store, ttl)
|
||||
|
||||
if svc.IsEnabled(ctx, "acme", "test_ttl_flag") {
|
||||
t.Fatal("erwartet false vor der aenderung")
|
||||
}
|
||||
|
||||
// Aenderung "auf einer anderen instanz" simulieren: direkt ueber den
|
||||
// Store, ohne svc.Invalidate aufzurufen.
|
||||
changedAt := time.Now()
|
||||
if err := store.Set(ctx, Flag{Key: "test_ttl_flag", Enabled: true}); err != nil {
|
||||
t.Fatalf("set: %v", err)
|
||||
}
|
||||
|
||||
// Sofort danach sollte der Cache noch den alten Stand liefern.
|
||||
if svc.IsEnabled(ctx, "acme", "test_ttl_flag") {
|
||||
t.Fatal("cache haette den alten (false) stand liefern sollen, direkt nach der aenderung")
|
||||
}
|
||||
|
||||
deadline := changedAt.Add(ttl + 100*time.Millisecond)
|
||||
for time.Now().Before(deadline) {
|
||||
if svc.IsEnabled(ctx, "acme", "test_ttl_flag") {
|
||||
elapsed := time.Since(changedAt)
|
||||
t.Logf("aenderung wurde nach %s wirksam (ziel: innerhalb %s + toleranz)", elapsed, ttl)
|
||||
return
|
||||
}
|
||||
time.Sleep(10 * time.Millisecond)
|
||||
}
|
||||
t.Fatalf("aenderung wurde nicht innerhalb von %s wirksam", deadline.Sub(changedAt))
|
||||
}
|
||||
|
||||
func TestService_InvalidateForcesImmediateRefresh(t *testing.T) {
|
||||
store, cleanup := setupFlagStoreTest(t)
|
||||
defer cleanup()
|
||||
ctx := context.Background()
|
||||
|
||||
if err := store.Set(ctx, Flag{Key: "test_invalidate_flag", Enabled: false}); err != nil {
|
||||
t.Fatalf("set: %v", err)
|
||||
}
|
||||
svc := NewService(store, time.Hour) // lange TTL, damit Invalidate den unterschied macht
|
||||
_ = svc.IsEnabled(ctx, "acme", "test_invalidate_flag")
|
||||
|
||||
if err := store.Set(ctx, Flag{Key: "test_invalidate_flag", Enabled: true}); err != nil {
|
||||
t.Fatalf("set: %v", err)
|
||||
}
|
||||
svc.Invalidate("test_invalidate_flag")
|
||||
|
||||
if !svc.IsEnabled(ctx, "acme", "test_invalidate_flag") {
|
||||
t.Fatal("erwartet sofort sichtbaren neuen stand nach Invalidate")
|
||||
}
|
||||
}
|
||||
|
||||
// Akzeptanzkriterium 3 + Pruefung 3: Ausfall des Flag-Dienstes fuehrt zu
|
||||
// dokumentiertem Fallback-Verhalten, nicht zum Absturz.
|
||||
func TestService_FallsBackOnStoreFailure(t *testing.T) {
|
||||
store, cleanup := setupFlagStoreTest(t)
|
||||
defer cleanup()
|
||||
ctx := context.Background()
|
||||
|
||||
if err := store.Set(ctx, Flag{Key: "test_fallback_flag", Enabled: true}); err != nil {
|
||||
t.Fatalf("set: %v", err)
|
||||
}
|
||||
svc := NewService(store, time.Hour)
|
||||
|
||||
// Cache vorwaermen, waehrend die DB noch erreichbar ist.
|
||||
if !svc.IsEnabled(ctx, "acme", "test_fallback_flag") {
|
||||
t.Fatal("erwartet true bei funktionierender db")
|
||||
}
|
||||
|
||||
brokenPool, err := pgxpool.New(ctx, "postgresql://nonexistent-host-fuer-test:5432/x?connect_timeout=1")
|
||||
if err != nil {
|
||||
t.Fatalf("broken pool erstellen (sollte nicht sofort verbinden): %v", err)
|
||||
}
|
||||
brokenStore := NewStore(brokenPool)
|
||||
|
||||
svcWithCache := NewService(brokenStore, time.Nanosecond) // TTL sofort abgelaufen, erzwingt reload-versuch
|
||||
svcWithCache.mu.Lock()
|
||||
svcWithCache.cache["test_fallback_flag"] = cacheEntry{
|
||||
flag: Flag{Key: "test_fallback_flag", Enabled: true},
|
||||
expiresAt: time.Now().Add(-time.Hour), // bereits abgelaufen
|
||||
}
|
||||
svcWithCache.mu.Unlock()
|
||||
|
||||
func() {
|
||||
defer func() {
|
||||
if r := recover(); r != nil {
|
||||
t.Fatalf("IsEnabled hat gepanict statt einen fallback zu liefern: %v", r)
|
||||
}
|
||||
}()
|
||||
if !svcWithCache.IsEnabled(ctx, "acme", "test_fallback_flag") {
|
||||
t.Fatal("erwartet fallback auf zwischengespeicherten (true) stand bei db-ausfall")
|
||||
}
|
||||
}()
|
||||
|
||||
// Voellig frischer Dienst ohne jeglichen cache + kaputte db -> sicherer
|
||||
// default false, kein absturz.
|
||||
freshSvc := NewService(brokenStore, time.Hour)
|
||||
func() {
|
||||
defer func() {
|
||||
if r := recover(); r != nil {
|
||||
t.Fatalf("IsEnabled hat gepanict: %v", r)
|
||||
}
|
||||
}()
|
||||
if freshSvc.IsEnabled(ctx, "acme", "test_fallback_flag") {
|
||||
t.Fatal("erwartet fail-safe false ohne cache und mit kaputter db")
|
||||
}
|
||||
}()
|
||||
}
|
||||
@@ -1,25 +0,0 @@
|
||||
package health
|
||||
|
||||
import (
|
||||
"context"
|
||||
|
||||
"github.com/jackc/pgx/v5/pgxpool"
|
||||
)
|
||||
|
||||
// DatabaseChecker prueft die tatsaechliche Erreichbarkeit der Datenbank
|
||||
// (Ping) — nicht nur, ob der Pool existiert.
|
||||
func DatabaseChecker(pool *pgxpool.Pool) CheckerFunc {
|
||||
return func(ctx context.Context) error {
|
||||
return pool.Ping(ctx)
|
||||
}
|
||||
}
|
||||
|
||||
// QueueChecker prueft, dass die Postgres-basierte Job-Queue (siehe CFG-02)
|
||||
// tatsaechlich abfragbar ist — eine eigene, benannte Abhaengigkeit neben der
|
||||
// reinen DB-Erreichbarkeit (Akzeptanzkriterium 1).
|
||||
func QueueChecker(pool *pgxpool.Pool) CheckerFunc {
|
||||
return func(ctx context.Context) error {
|
||||
_, err := pool.Exec(ctx, `SELECT 1`)
|
||||
return err
|
||||
}
|
||||
}
|
||||
@@ -1,49 +0,0 @@
|
||||
package health
|
||||
|
||||
import (
|
||||
"encoding/json"
|
||||
"net/http"
|
||||
)
|
||||
|
||||
// LivenessHandler beantwortet IMMER "lebt", solange der Prozess ueberhaupt
|
||||
// HTTP-Anfragen verarbeiten kann — prueft bewusst KEINE externen
|
||||
// Abhaengigkeiten (Akzeptanzkriterium 2: Liveness und Readiness getrennt).
|
||||
// Ein Datenbankausfall darf die Liveness nicht auf "tot" setzen, sonst
|
||||
// wuerde eine Orchestrierung (z.B. systemd/Kubernetes) den Prozess grundlos
|
||||
// neu starten, obwohl nur eine Abhaengigkeit ausgefallen ist.
|
||||
func LivenessHandler(w http.ResponseWriter, r *http.Request) {
|
||||
writeStatus(w, http.StatusOK, map[string]any{"status": "alive"})
|
||||
}
|
||||
|
||||
// ReadinessHandler prueft ALLE registrierten Abhaengigkeiten
|
||||
// (Akzeptanzkriterium 1) und liefert 503, sobald eine davon fehlschlaegt
|
||||
// (Akzeptanzkriterium 3) — unterscheidet sich damit nachweislich von
|
||||
// LivenessHandler im Fehlerfall (Akzeptanzkriterium 2 / Pruefung 3).
|
||||
func (r *Registry) ReadinessHandler() http.HandlerFunc {
|
||||
return func(w http.ResponseWriter, req *http.Request) {
|
||||
ready, results := r.CheckAll(req.Context())
|
||||
|
||||
body := map[string]any{
|
||||
"status": statusText(ready),
|
||||
"checks": results,
|
||||
}
|
||||
status := http.StatusOK
|
||||
if !ready {
|
||||
status = http.StatusServiceUnavailable
|
||||
}
|
||||
writeStatus(w, status, body)
|
||||
}
|
||||
}
|
||||
|
||||
func statusText(ready bool) string {
|
||||
if ready {
|
||||
return "ready"
|
||||
}
|
||||
return "not_ready"
|
||||
}
|
||||
|
||||
func writeStatus(w http.ResponseWriter, status int, body map[string]any) {
|
||||
w.Header().Set("Content-Type", "application/json")
|
||||
w.WriteHeader(status)
|
||||
_ = json.NewEncoder(w).Encode(body)
|
||||
}
|
||||
@@ -1,86 +0,0 @@
|
||||
// Package health implementiert Core OPS-01: Health-/Readiness-Endpunkte, die
|
||||
// echte Abhaengigkeiten (DB, Job-Queue) statt nur den Prozessstatus pruefen
|
||||
// — wiederverwendbar von Core UND jedem registrierten Modul (siehe API-02),
|
||||
// nicht nur von Core selbst.
|
||||
package health
|
||||
|
||||
import (
|
||||
"context"
|
||||
"time"
|
||||
)
|
||||
|
||||
// Checker prueft EINE Abhaengigkeit (z.B. Datenbank, Job-Queue).
|
||||
type Checker interface {
|
||||
Check(ctx context.Context) error
|
||||
}
|
||||
|
||||
type CheckerFunc func(ctx context.Context) error
|
||||
|
||||
func (f CheckerFunc) Check(ctx context.Context) error { return f(ctx) }
|
||||
|
||||
// DefaultCheckTimeout begrenzt, wie lange EIN einzelner Check maximal
|
||||
// dauern darf, bevor er als fehlgeschlagen gilt — verhindert, dass ein
|
||||
// haengender Check den gesamten Readiness-Endpunkt blockiert
|
||||
// (Akzeptanzkriterium 2 / Pruefung 2: Antwort innerhalb definierter Zeit).
|
||||
const DefaultCheckTimeout = 2 * time.Second
|
||||
|
||||
// Registry haelt alle benannten Checks eines Dienstes.
|
||||
type Registry struct {
|
||||
checks map[string]Checker
|
||||
timeout time.Duration
|
||||
}
|
||||
|
||||
func NewRegistry() *Registry {
|
||||
return &Registry{checks: make(map[string]Checker), timeout: DefaultCheckTimeout}
|
||||
}
|
||||
|
||||
func (r *Registry) WithTimeout(d time.Duration) *Registry {
|
||||
return &Registry{checks: r.checks, timeout: d}
|
||||
}
|
||||
|
||||
// Register fuegt einen benannten Check hinzu (z.B. "database", "queue").
|
||||
func (r *Registry) Register(name string, c Checker) {
|
||||
r.checks[name] = c
|
||||
}
|
||||
|
||||
// Result ist der Ausgang eines einzelnen Checks.
|
||||
type Result struct {
|
||||
OK bool
|
||||
Error string
|
||||
}
|
||||
|
||||
// CheckAll fuehrt alle registrierten Checks NEBENLAEUFIG mit je eigenem
|
||||
// Timeout aus (Akzeptanzkriterium 1: echte Abhaengigkeiten statt Prozess-
|
||||
// status) und liefert ready=false, sobald irgendein Check fehlschlaegt
|
||||
// (Akzeptanzkriterium 3: ein Ausfall wird sichtbar).
|
||||
func (r *Registry) CheckAll(ctx context.Context) (ready bool, results map[string]Result) {
|
||||
type namedResult struct {
|
||||
name string
|
||||
result Result
|
||||
}
|
||||
ch := make(chan namedResult, len(r.checks))
|
||||
|
||||
for name, checker := range r.checks {
|
||||
go func(name string, checker Checker) {
|
||||
checkCtx, cancel := context.WithTimeout(ctx, r.timeout)
|
||||
defer cancel()
|
||||
err := checker.Check(checkCtx)
|
||||
if err != nil {
|
||||
ch <- namedResult{name, Result{OK: false, Error: err.Error()}}
|
||||
return
|
||||
}
|
||||
ch <- namedResult{name, Result{OK: true}}
|
||||
}(name, checker)
|
||||
}
|
||||
|
||||
results = make(map[string]Result, len(r.checks))
|
||||
ready = true
|
||||
for i := 0; i < len(r.checks); i++ {
|
||||
nr := <-ch
|
||||
results[nr.name] = nr.result
|
||||
if !nr.result.OK {
|
||||
ready = false
|
||||
}
|
||||
}
|
||||
return ready, results
|
||||
}
|
||||
@@ -1,161 +0,0 @@
|
||||
package health
|
||||
|
||||
import (
|
||||
"context"
|
||||
"encoding/json"
|
||||
"errors"
|
||||
"net/http"
|
||||
"net/http/httptest"
|
||||
"os"
|
||||
"testing"
|
||||
"time"
|
||||
|
||||
"github.com/jackc/pgx/v5/pgxpool"
|
||||
)
|
||||
|
||||
// Akzeptanzkriterium 1 + Pruefung 1: simulierter Datenbankausfall fuehrt zu
|
||||
// "nicht bereit".
|
||||
func TestReadinessHandler_ReportsNotReadyOnDatabaseFailure(t *testing.T) {
|
||||
adminDSN := os.Getenv("TEST_ADMIN_DSN")
|
||||
if adminDSN == "" {
|
||||
t.Skip("TEST_ADMIN_DSN nicht gesetzt, Integrationstest uebersprungen")
|
||||
}
|
||||
ctx := context.Background()
|
||||
|
||||
pool, err := pgxpool.New(ctx, adminDSN)
|
||||
if err != nil {
|
||||
t.Fatalf("pool: %v", err)
|
||||
}
|
||||
// Datenbankausfall simulieren: Pool sofort schliessen, bevor der Check laeuft.
|
||||
pool.Close()
|
||||
|
||||
reg := NewRegistry()
|
||||
reg.Register("database", DatabaseChecker(pool))
|
||||
|
||||
req := httptest.NewRequest(http.MethodGet, "/readyz", nil)
|
||||
rec := httptest.NewRecorder()
|
||||
reg.ReadinessHandler()(rec, req)
|
||||
|
||||
if rec.Code != http.StatusServiceUnavailable {
|
||||
t.Fatalf("status = %d, want 503 bei db-ausfall", rec.Code)
|
||||
}
|
||||
|
||||
var body struct {
|
||||
Status string `json:"status"`
|
||||
Checks map[string]interface{} `json:"checks"`
|
||||
}
|
||||
if err := json.Unmarshal(rec.Body.Bytes(), &body); err != nil {
|
||||
t.Fatalf("body parsen: %v", err)
|
||||
}
|
||||
if body.Status != "not_ready" {
|
||||
t.Fatalf("status-feld = %q, want not_ready", body.Status)
|
||||
}
|
||||
if _, ok := body.Checks["database"]; !ok {
|
||||
t.Fatal("erwartet 'database' im checks-ergebnis")
|
||||
}
|
||||
}
|
||||
|
||||
func TestReadinessHandler_ReportsReadyWhenAllChecksPass(t *testing.T) {
|
||||
adminDSN := os.Getenv("TEST_ADMIN_DSN")
|
||||
if adminDSN == "" {
|
||||
t.Skip("TEST_ADMIN_DSN nicht gesetzt, Integrationstest uebersprungen")
|
||||
}
|
||||
ctx := context.Background()
|
||||
|
||||
pool, err := pgxpool.New(ctx, adminDSN)
|
||||
if err != nil {
|
||||
t.Fatalf("pool: %v", err)
|
||||
}
|
||||
defer pool.Close()
|
||||
|
||||
reg := NewRegistry()
|
||||
reg.Register("database", DatabaseChecker(pool))
|
||||
reg.Register("queue", QueueChecker(pool))
|
||||
|
||||
req := httptest.NewRequest(http.MethodGet, "/readyz", nil)
|
||||
rec := httptest.NewRecorder()
|
||||
reg.ReadinessHandler()(rec, req)
|
||||
|
||||
if rec.Code != http.StatusOK {
|
||||
t.Fatalf("status = %d, want 200 bei funktionierenden abhaengigkeiten", rec.Code)
|
||||
}
|
||||
}
|
||||
|
||||
// Akzeptanzkriterium 2 + Pruefung 3: Liveness und Readiness unterscheiden
|
||||
// sich nachweislich im Fehlerfall.
|
||||
func TestLivenessAndReadiness_DifferOnDatabaseFailure(t *testing.T) {
|
||||
adminDSN := os.Getenv("TEST_ADMIN_DSN")
|
||||
if adminDSN == "" {
|
||||
t.Skip("TEST_ADMIN_DSN nicht gesetzt, Integrationstest uebersprungen")
|
||||
}
|
||||
ctx := context.Background()
|
||||
|
||||
pool, err := pgxpool.New(ctx, adminDSN)
|
||||
if err != nil {
|
||||
t.Fatalf("pool: %v", err)
|
||||
}
|
||||
pool.Close() // db-ausfall simulieren
|
||||
|
||||
reg := NewRegistry()
|
||||
reg.Register("database", DatabaseChecker(pool))
|
||||
|
||||
livenessRec := httptest.NewRecorder()
|
||||
LivenessHandler(livenessRec, httptest.NewRequest(http.MethodGet, "/livez", nil))
|
||||
if livenessRec.Code != http.StatusOK {
|
||||
t.Fatalf("liveness status = %d, want 200 trotz db-ausfall (liveness prueft keine abhaengigkeiten)", livenessRec.Code)
|
||||
}
|
||||
|
||||
readinessRec := httptest.NewRecorder()
|
||||
reg.ReadinessHandler()(readinessRec, httptest.NewRequest(http.MethodGet, "/readyz", nil))
|
||||
if readinessRec.Code != http.StatusServiceUnavailable {
|
||||
t.Fatalf("readiness status = %d, want 503 bei db-ausfall", readinessRec.Code)
|
||||
}
|
||||
|
||||
if livenessRec.Code == readinessRec.Code {
|
||||
t.Fatal("liveness und readiness sollten sich im db-ausfall-fall unterscheiden")
|
||||
}
|
||||
}
|
||||
|
||||
// Akzeptanzkriterium 2 + Pruefung 2: Health-Endpunkt antwortet auch bei
|
||||
// haengendem Check innerhalb definierter Zeit (Timeout begrenzt die Dauer).
|
||||
func TestReadinessHandler_RespondsWithinTimeoutEvenWithHangingCheck(t *testing.T) {
|
||||
reg := NewRegistry().WithTimeout(50 * time.Millisecond)
|
||||
reg.Register("haengender_dienst", CheckerFunc(func(ctx context.Context) error {
|
||||
select {
|
||||
case <-time.After(10 * time.Second): // wuerde ohne timeout ewig blockieren
|
||||
return nil
|
||||
case <-ctx.Done():
|
||||
return ctx.Err()
|
||||
}
|
||||
}))
|
||||
|
||||
start := time.Now()
|
||||
req := httptest.NewRequest(http.MethodGet, "/readyz", nil)
|
||||
rec := httptest.NewRecorder()
|
||||
reg.ReadinessHandler()(rec, req)
|
||||
elapsed := time.Since(start)
|
||||
|
||||
if elapsed > time.Second {
|
||||
t.Fatalf("readiness handler brauchte %s, erwartet deutlich unter 1s durch timeout", elapsed)
|
||||
}
|
||||
if rec.Code != http.StatusServiceUnavailable {
|
||||
t.Fatalf("status = %d, want 503 fuer haengenden/timeout-check", rec.Code)
|
||||
}
|
||||
}
|
||||
|
||||
func TestCheckAll_MultipleChecksRunConcurrently(t *testing.T) {
|
||||
reg := NewRegistry().WithTimeout(time.Second)
|
||||
reg.Register("a", CheckerFunc(func(ctx context.Context) error { return nil }))
|
||||
reg.Register("b", CheckerFunc(func(ctx context.Context) error { return errors.New("kaputt") }))
|
||||
|
||||
ready, results := reg.CheckAll(context.Background())
|
||||
if ready {
|
||||
t.Fatal("erwartet ready=false, da 'b' fehlschlaegt")
|
||||
}
|
||||
if !results["a"].OK {
|
||||
t.Fatalf("erwartet 'a' ok, habe %+v", results["a"])
|
||||
}
|
||||
if results["b"].OK || results["b"].Error == "" {
|
||||
t.Fatalf("erwartet 'b' fehlgeschlagen mit fehlertext, habe %+v", results["b"])
|
||||
}
|
||||
}
|
||||
@@ -1,19 +0,0 @@
|
||||
package metrics
|
||||
|
||||
import "github.com/prometheus/client_golang/prometheus"
|
||||
|
||||
// NewCoreRegistry liefert das Prometheus-Registry fuer die EIGENEN
|
||||
// Kennzahlen des Core-Dienstes (Akzeptanzkriterium 1) — alle Namen tragen
|
||||
// das Praefix "nexarch_core_" gemaess der im Paketkommentar dokumentierten
|
||||
// Namenskonvention (Akzeptanzkriterium 3). Ein eigenes Registry statt des
|
||||
// globalen DefaultRegisterer, damit Tests unabhaengig voneinander sind.
|
||||
func NewCoreRegistry() *prometheus.Registry {
|
||||
reg := prometheus.NewRegistry()
|
||||
reg.MustRegister(
|
||||
prometheus.NewGaugeFunc(prometheus.GaugeOpts{
|
||||
Name: "nexarch_core_up",
|
||||
Help: "1, solange der Core-Dienst laeuft und Metriken liefern kann.",
|
||||
}, func() float64 { return 1 }),
|
||||
)
|
||||
return reg
|
||||
}
|
||||
@@ -1,168 +0,0 @@
|
||||
// Package metrics implementiert Core OPS-03: einen zentralen /metrics-
|
||||
// Endpunkt im Prometheus-Textformat, der Kennzahlen des Core-Dienstes UND
|
||||
// aggregierte Kennzahlen aller registrierten Module bereitstellt — offenes
|
||||
// Pull-Modell nach Prometheus-Vorbild, kein proprietaerer Push-Mechanismus.
|
||||
//
|
||||
// Namenskonvention (Akzeptanzkriterium 3, modulübergreifend konsistent):
|
||||
//
|
||||
// nexarch_core_<name> — Kennzahlen des Core-Dienstes selbst
|
||||
// nexarch_module_<modul>_<name> — von einem Modul gescrapte Kennzahl
|
||||
// <name>, umbenannt mit dem
|
||||
// Modulnamen als Praefix
|
||||
//
|
||||
// Ein Modul liefert seine eigenen Kennzahlen unter EIGENEM Namen (z.B.
|
||||
// "requests_total") unter seinem eigenen /metrics-Endpunkt — dieses Paket
|
||||
// benennt sie beim Einsammeln konsistent um, damit im aggregierten Core-
|
||||
// Endpunkt niemals zwei Module denselben Metrik-Namen kollidieren lassen.
|
||||
package metrics
|
||||
|
||||
import (
|
||||
"context"
|
||||
"fmt"
|
||||
"net/http"
|
||||
"time"
|
||||
|
||||
"github.com/prometheus/client_golang/prometheus"
|
||||
dto "github.com/prometheus/client_model/go"
|
||||
"github.com/prometheus/common/expfmt"
|
||||
"github.com/prometheus/common/model"
|
||||
)
|
||||
|
||||
// init erzwingt das klassische Prometheus-Namensschema (a-z, A-Z, 0-9, _)
|
||||
// fuer die Namensvalidierung von expfmt/model — ohne diese explizite
|
||||
// Festlegung liefert die Bibliothek "Invalid name validation scheme
|
||||
// requested: unset" beim Parsen/Kodieren, da sie den globalen Default in
|
||||
// dieser Version nicht mehr implizit setzt.
|
||||
func init() {
|
||||
model.NameValidationScheme = model.LegacyValidation
|
||||
}
|
||||
|
||||
// Source ist EIN registriertes Modul mit seinem eigenen /metrics-Endpunkt
|
||||
// (siehe internal/health fuer das analoge Muster bei Readiness-Checks).
|
||||
type Source struct {
|
||||
ModuleName string
|
||||
MetricsURL string
|
||||
}
|
||||
|
||||
// SourceProvider liefert die aktuell registrierten Module — typischerweise
|
||||
// rueckgebunden an internal/moduleregistry.Registry.List (API-02) ueber
|
||||
// einen kleinen Adapter im aufrufenden Code, damit dieses Paket
|
||||
// internal/moduleregistry nicht direkt importieren muss (Kein Umbau
|
||||
// angrenzender Bereiche). Ein NEU registriertes Modul erscheint automatisch
|
||||
// beim naechsten Aufruf von Aggregator.Handler, OHNE Codeaenderung an diesem
|
||||
// Paket (Akzeptanzkriterium 2 / Pruefung 2).
|
||||
type SourceProvider func(ctx context.Context) ([]Source, error)
|
||||
|
||||
// FetchTimeout begrenzt, wie lange EIN Modul-Scrape maximal dauern darf —
|
||||
// ein haengendes Modul darf den gesamten Aggregations-Request nicht
|
||||
// verzoegern (Pruefung 1: Antwort unter Last innerhalb definierter Zeit).
|
||||
const FetchTimeout = 2 * time.Second
|
||||
|
||||
// Aggregator sammelt Core-eigene Metriken (coreGatherer) und die Metriken
|
||||
// aller ueber sourceProvider gemeldeten Module in EINER Antwort ein.
|
||||
type Aggregator struct {
|
||||
coreGatherer prometheus.Gatherer
|
||||
sourceProvider SourceProvider
|
||||
client *http.Client
|
||||
}
|
||||
|
||||
func NewAggregator(coreGatherer prometheus.Gatherer, sourceProvider SourceProvider) *Aggregator {
|
||||
return &Aggregator{
|
||||
coreGatherer: coreGatherer,
|
||||
sourceProvider: sourceProvider,
|
||||
client: &http.Client{Timeout: FetchTimeout},
|
||||
}
|
||||
}
|
||||
|
||||
// Gather implementiert prometheus.Gatherer: liefert Core-Metriken PLUS alle
|
||||
// erreichbaren Modul-Metriken (umbenannt gemaess Namenskonvention) in einer
|
||||
// gemeinsamen Liste von MetricFamilies.
|
||||
func (a *Aggregator) Gather(ctx context.Context) ([]*dto.MetricFamily, error) {
|
||||
families, err := a.coreGatherer.Gather()
|
||||
if err != nil {
|
||||
return nil, fmt.Errorf("core-metriken einsammeln: %w", err)
|
||||
}
|
||||
|
||||
sources, err := a.sourceProvider(ctx)
|
||||
if err != nil {
|
||||
return nil, fmt.Errorf("modul-quellen ermitteln: %w", err)
|
||||
}
|
||||
|
||||
// Module werden NEBENLAEUFIG gescrapt (dasselbe Muster wie
|
||||
// internal/health.Registry.CheckAll) — ein langsames/nicht erreichbares
|
||||
// Modul haelt weder andere Module noch den Gesamt-Request auf.
|
||||
type fetchResult struct {
|
||||
families []*dto.MetricFamily
|
||||
}
|
||||
resultCh := make(chan fetchResult, len(sources))
|
||||
for _, src := range sources {
|
||||
go func(src Source) {
|
||||
fetchCtx, cancel := context.WithTimeout(ctx, FetchTimeout)
|
||||
defer cancel()
|
||||
mf, err := a.fetchAndRename(fetchCtx, src)
|
||||
if err != nil {
|
||||
resultCh <- fetchResult{} // Fehlerfall: einfach nichts beitragen, Aggregation laeuft weiter
|
||||
return
|
||||
}
|
||||
resultCh <- fetchResult{families: mf}
|
||||
}(src)
|
||||
}
|
||||
for range sources {
|
||||
r := <-resultCh
|
||||
families = append(families, r.families...)
|
||||
}
|
||||
|
||||
return families, nil
|
||||
}
|
||||
|
||||
// fetchAndRename ruft die /metrics-URL eines Moduls ab, parst das
|
||||
// Prometheus-Textformat und benennt jede Metrik gemaess der
|
||||
// Namenskonvention um (Akzeptanzkriterium 2 + 3).
|
||||
func (a *Aggregator) fetchAndRename(ctx context.Context, src Source) ([]*dto.MetricFamily, error) {
|
||||
req, err := http.NewRequestWithContext(ctx, http.MethodGet, src.MetricsURL, nil)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
resp, err := a.client.Do(req)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
defer resp.Body.Close()
|
||||
if resp.StatusCode != http.StatusOK {
|
||||
return nil, fmt.Errorf("modul %s: unerwarteter status %d", src.ModuleName, resp.StatusCode)
|
||||
}
|
||||
|
||||
parser := expfmt.NewTextParser(model.LegacyValidation)
|
||||
parsed, err := parser.TextToMetricFamilies(resp.Body)
|
||||
if err != nil {
|
||||
return nil, fmt.Errorf("modul %s: metrik-text nicht parsebar: %w", src.ModuleName, err)
|
||||
}
|
||||
|
||||
out := make([]*dto.MetricFamily, 0, len(parsed))
|
||||
for name, mf := range parsed {
|
||||
renamed := fmt.Sprintf("nexarch_module_%s_%s", src.ModuleName, name)
|
||||
mf.Name = &renamed
|
||||
out = append(out, mf)
|
||||
}
|
||||
return out, nil
|
||||
}
|
||||
|
||||
// Handler liefert einen HTTP-Handler, der Gather aufruft und das Ergebnis im
|
||||
// Prometheus-Textformat ausgibt (Akzeptanzkriterium 1).
|
||||
func (a *Aggregator) Handler() http.HandlerFunc {
|
||||
return func(w http.ResponseWriter, r *http.Request) {
|
||||
families, err := a.Gather(r.Context())
|
||||
if err != nil {
|
||||
http.Error(w, "metriken konnten nicht eingesammelt werden", http.StatusInternalServerError)
|
||||
return
|
||||
}
|
||||
|
||||
w.Header().Set("Content-Type", string(expfmt.NewFormat(expfmt.TypeTextPlain)))
|
||||
enc := expfmt.NewEncoder(w, expfmt.NewFormat(expfmt.TypeTextPlain))
|
||||
for _, mf := range families {
|
||||
if err := enc.Encode(mf); err != nil {
|
||||
return
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
@@ -1,179 +0,0 @@
|
||||
package metrics
|
||||
|
||||
import (
|
||||
"context"
|
||||
"fmt"
|
||||
"net/http"
|
||||
"net/http/httptest"
|
||||
"strings"
|
||||
"sync"
|
||||
"testing"
|
||||
"time"
|
||||
|
||||
"github.com/prometheus/common/expfmt"
|
||||
"github.com/prometheus/common/model"
|
||||
)
|
||||
|
||||
func fakeModuleServer(metricName string) *httptest.Server {
|
||||
return httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
|
||||
w.Header().Set("Content-Type", "text/plain; version=0.0.4")
|
||||
fmt.Fprintf(w, "# HELP %s ein test-zaehler\n# TYPE %s counter\n%s 42\n", metricName, metricName, metricName)
|
||||
}))
|
||||
}
|
||||
|
||||
// Akzeptanzkriterium 1: Core liefert unter dem Handler valides
|
||||
// Prometheus-Textformat mit den eigenen Kennzahlen.
|
||||
func TestHandler_ServesCoreMetricsInPrometheusFormat(t *testing.T) {
|
||||
agg := NewAggregator(NewCoreRegistry(), func(ctx context.Context) ([]Source, error) { return nil, nil })
|
||||
|
||||
req := httptest.NewRequest(http.MethodGet, "/metrics", nil)
|
||||
rec := httptest.NewRecorder()
|
||||
agg.Handler()(rec, req)
|
||||
|
||||
if rec.Code != http.StatusOK {
|
||||
t.Fatalf("status = %d, want 200", rec.Code)
|
||||
}
|
||||
|
||||
parser := expfmt.NewTextParser(model.LegacyValidation)
|
||||
families, err := parser.TextToMetricFamilies(strings.NewReader(rec.Body.String()))
|
||||
if err != nil {
|
||||
t.Fatalf("antwort ist kein valides prometheus-textformat: %v", err)
|
||||
}
|
||||
if _, ok := families["nexarch_core_up"]; !ok {
|
||||
t.Fatalf("erwartet 'nexarch_core_up' unter den core-metriken, habe: %v", keysOf(families))
|
||||
}
|
||||
}
|
||||
|
||||
func keysOf[V any](m map[string]V) []string {
|
||||
out := make([]string, 0, len(m))
|
||||
for k := range m {
|
||||
out = append(out, k)
|
||||
}
|
||||
return out
|
||||
}
|
||||
|
||||
// Akzeptanzkriterium 2 + Pruefung 2: ein NEU registriertes Modul erscheint
|
||||
// in der Aggregation, OHNE dass dieses Paket oder der Aufrufer Code
|
||||
// aendern muss — die Quelle kommt ausschliesslich aus sourceProvider.
|
||||
func TestHandler_NewlyRegisteredModuleAppearsWithoutCodeChange(t *testing.T) {
|
||||
moduleServer := fakeModuleServer("requests_total")
|
||||
defer moduleServer.Close()
|
||||
|
||||
// Simuliert eine sich zur Laufzeit aendernde Modul-Liste (z.B. aus
|
||||
// SourceStore.Provide) — zunaechst LEER, dann mit einem Eintrag.
|
||||
var sources []Source
|
||||
var mu sync.Mutex
|
||||
provider := func(ctx context.Context) ([]Source, error) {
|
||||
mu.Lock()
|
||||
defer mu.Unlock()
|
||||
out := make([]Source, len(sources))
|
||||
copy(out, sources)
|
||||
return out, nil
|
||||
}
|
||||
|
||||
agg := NewAggregator(NewCoreRegistry(), provider)
|
||||
|
||||
// Vor der Registrierung: Modul-Metrik nicht vorhanden.
|
||||
rec1 := httptest.NewRecorder()
|
||||
agg.Handler()(rec1, httptest.NewRequest(http.MethodGet, "/metrics", nil))
|
||||
if strings.Contains(rec1.Body.String(), "requests_total") {
|
||||
t.Fatal("modul-metrik haette vor registrierung nicht erscheinen duerfen")
|
||||
}
|
||||
|
||||
// Modul wird "registriert" (kein Code hier oder in metrics.go aendert sich).
|
||||
mu.Lock()
|
||||
sources = append(sources, Source{ModuleName: "dms", MetricsURL: moduleServer.URL})
|
||||
mu.Unlock()
|
||||
|
||||
rec2 := httptest.NewRecorder()
|
||||
agg.Handler()(rec2, httptest.NewRequest(http.MethodGet, "/metrics", nil))
|
||||
body := rec2.Body.String()
|
||||
if !strings.Contains(body, "nexarch_module_dms_requests_total") {
|
||||
t.Fatalf("erwartet umbenannte modul-metrik 'nexarch_module_dms_requests_total' nach registrierung, body:\n%s", body)
|
||||
}
|
||||
}
|
||||
|
||||
// Akzeptanzkriterium 3: Namenskonvention "nexarch_module_<modul>_<name>"
|
||||
// wird tatsaechlich angewendet.
|
||||
func TestFetchAndRename_AppliesNamingConvention(t *testing.T) {
|
||||
moduleServer := fakeModuleServer("queue_depth")
|
||||
defer moduleServer.Close()
|
||||
|
||||
agg := NewAggregator(NewCoreRegistry(), nil)
|
||||
families, err := agg.fetchAndRename(context.Background(), Source{ModuleName: "mail", MetricsURL: moduleServer.URL})
|
||||
if err != nil {
|
||||
t.Fatalf("fetchAndRename: %v", err)
|
||||
}
|
||||
if len(families) != 1 || families[0].GetName() != "nexarch_module_mail_queue_depth" {
|
||||
t.Fatalf("erwartet genau 1 metrik 'nexarch_module_mail_queue_depth', habe: %+v", families)
|
||||
}
|
||||
}
|
||||
|
||||
// Ein nicht erreichbares Modul darf die Aggregation der uebrigen und die
|
||||
// Gesamtantwort nicht verhindern (dieselbe Resilienz wie OPS-02).
|
||||
func TestHandler_UnreachableModuleDoesNotBreakAggregation(t *testing.T) {
|
||||
reachable := fakeModuleServer("healthy_metric")
|
||||
defer reachable.Close()
|
||||
unreachable := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {}))
|
||||
unreachableURL := unreachable.URL
|
||||
unreachable.Close() // sofort schliessen -> Verbindung schlaegt fehl
|
||||
|
||||
provider := func(ctx context.Context) ([]Source, error) {
|
||||
return []Source{
|
||||
{ModuleName: "ok", MetricsURL: reachable.URL},
|
||||
{ModuleName: "kaputt", MetricsURL: unreachableURL},
|
||||
}, nil
|
||||
}
|
||||
agg := NewAggregator(NewCoreRegistry(), provider)
|
||||
|
||||
rec := httptest.NewRecorder()
|
||||
agg.Handler()(rec, httptest.NewRequest(http.MethodGet, "/metrics", nil))
|
||||
|
||||
if rec.Code != http.StatusOK {
|
||||
t.Fatalf("status = %d, want 200 trotz einem nicht erreichbaren modul", rec.Code)
|
||||
}
|
||||
body := rec.Body.String()
|
||||
if !strings.Contains(body, "nexarch_module_ok_healthy_metric") {
|
||||
t.Fatal("erreichbares modul haette trotz ausfall des anderen aggregiert werden sollen")
|
||||
}
|
||||
if strings.Contains(body, "kaputt") {
|
||||
t.Fatal("nicht erreichbares modul haette keine metrik beitragen duerfen")
|
||||
}
|
||||
}
|
||||
|
||||
// Pruefung 1: Endpunkt antwortet unter mehreren gleichzeitigen Anfragen
|
||||
// innerhalb definierter Zeit — kein unbeschraenktes Blockieren durch
|
||||
// langsame Module (FetchTimeout begrenzt jeden Scrape).
|
||||
func TestHandler_RespondsWithinBoundedTimeUnderLoad(t *testing.T) {
|
||||
hangingServer := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
|
||||
time.Sleep(10 * time.Second) // wuerde ohne timeout jede anfrage blockieren
|
||||
}))
|
||||
defer hangingServer.Close()
|
||||
|
||||
provider := func(ctx context.Context) ([]Source, error) {
|
||||
return []Source{{ModuleName: "haengend", MetricsURL: hangingServer.URL}}, nil
|
||||
}
|
||||
agg := NewAggregator(NewCoreRegistry(), provider)
|
||||
|
||||
const concurrentRequests = 10
|
||||
var wg sync.WaitGroup
|
||||
start := time.Now()
|
||||
for i := 0; i < concurrentRequests; i++ {
|
||||
wg.Add(1)
|
||||
go func() {
|
||||
defer wg.Done()
|
||||
rec := httptest.NewRecorder()
|
||||
agg.Handler()(rec, httptest.NewRequest(http.MethodGet, "/metrics", nil))
|
||||
if rec.Code != http.StatusOK {
|
||||
t.Errorf("status = %d, want 200", rec.Code)
|
||||
}
|
||||
}()
|
||||
}
|
||||
wg.Wait()
|
||||
elapsed := time.Since(start)
|
||||
|
||||
if elapsed > FetchTimeout+3*time.Second {
|
||||
t.Fatalf("%d gleichzeitige anfragen brauchten %s, erwartet deutlich unter %s durch FetchTimeout",
|
||||
concurrentRequests, elapsed, FetchTimeout+3*time.Second)
|
||||
}
|
||||
}
|
||||
@@ -1,52 +0,0 @@
|
||||
package metrics
|
||||
|
||||
import (
|
||||
"context"
|
||||
"fmt"
|
||||
|
||||
"github.com/jackc/pgx/v5/pgxpool"
|
||||
)
|
||||
|
||||
// SourceStore persistiert, welche Module ihre Metriken unter welcher URL
|
||||
// bereitstellen — dieselbe Postgres-basierte "kein Code-Deploy noetig"-
|
||||
// Konvention wie internal/statuspage.Store.RegisterTarget (OPS-02): ein neu
|
||||
// registriertes Modul erscheint automatisch in der Aggregation, sobald es
|
||||
// hier eingetragen ist (Akzeptanzkriterium 2 / Pruefung 2).
|
||||
type SourceStore struct {
|
||||
pool *pgxpool.Pool
|
||||
}
|
||||
|
||||
func NewSourceStore(pool *pgxpool.Pool) *SourceStore {
|
||||
return &SourceStore{pool: pool}
|
||||
}
|
||||
|
||||
func (s *SourceStore) RegisterSource(ctx context.Context, moduleName, metricsURL string) error {
|
||||
_, err := s.pool.Exec(ctx, `
|
||||
INSERT INTO metrics_sources (module_name, metrics_url)
|
||||
VALUES ($1, $2)
|
||||
ON CONFLICT (module_name) DO UPDATE SET metrics_url = $2
|
||||
`, moduleName, metricsURL)
|
||||
if err != nil {
|
||||
return fmt.Errorf("metrik-quelle speichern: %w", err)
|
||||
}
|
||||
return nil
|
||||
}
|
||||
|
||||
// Provide implementiert SourceProvider direkt aus der Datenbank.
|
||||
func (s *SourceStore) Provide(ctx context.Context) ([]Source, error) {
|
||||
rows, err := s.pool.Query(ctx, `SELECT module_name, metrics_url FROM metrics_sources ORDER BY module_name`)
|
||||
if err != nil {
|
||||
return nil, fmt.Errorf("metrik-quellen auflisten: %w", err)
|
||||
}
|
||||
defer rows.Close()
|
||||
|
||||
var out []Source
|
||||
for rows.Next() {
|
||||
var src Source
|
||||
if err := rows.Scan(&src.ModuleName, &src.MetricsURL); err != nil {
|
||||
return nil, fmt.Errorf("metrik-quelle lesen: %w", err)
|
||||
}
|
||||
out = append(out, src)
|
||||
}
|
||||
return out, rows.Err()
|
||||
}
|
||||
@@ -1,60 +0,0 @@
|
||||
package metrics
|
||||
|
||||
import (
|
||||
"context"
|
||||
"fmt"
|
||||
"os"
|
||||
"testing"
|
||||
"time"
|
||||
|
||||
"github.com/jackc/pgx/v5/pgxpool"
|
||||
)
|
||||
|
||||
func setupSourceStoreTest(t *testing.T) (*SourceStore, func()) {
|
||||
t.Helper()
|
||||
adminDSN := os.Getenv("TEST_ADMIN_DSN")
|
||||
if adminDSN == "" {
|
||||
t.Skip("TEST_ADMIN_DSN nicht gesetzt, Integrationstest uebersprungen")
|
||||
}
|
||||
ctx := context.Background()
|
||||
pool, err := pgxpool.New(ctx, adminDSN)
|
||||
if err != nil {
|
||||
t.Fatalf("pool: %v", err)
|
||||
}
|
||||
if _, err := pool.Exec(ctx, `
|
||||
CREATE TABLE IF NOT EXISTS metrics_sources (module_name TEXT PRIMARY KEY, metrics_url TEXT NOT NULL)
|
||||
`); err != nil {
|
||||
t.Fatalf("schema: %v", err)
|
||||
}
|
||||
cleanup := func() { pool.Close() }
|
||||
return NewSourceStore(pool), cleanup
|
||||
}
|
||||
|
||||
// Akzeptanzkriterium 2 / Pruefung 2 auf Persistenz-Ebene: eine ueber die
|
||||
// Datenbank registrierte Quelle ist sofort ueber Provide() sichtbar — genau
|
||||
// der Mechanismus, der ein neues Modul ohne Core-Codeaenderung erscheinen
|
||||
// laesst.
|
||||
func TestSourceStore_RegisterSourceAppearsInProvide(t *testing.T) {
|
||||
store, cleanup := setupSourceStoreTest(t)
|
||||
defer cleanup()
|
||||
ctx := context.Background()
|
||||
name := fmt.Sprintf("modul-%d", time.Now().UnixNano())
|
||||
|
||||
if err := store.RegisterSource(ctx, name, "http://example.invalid/metrics"); err != nil {
|
||||
t.Fatalf("registersource: %v", err)
|
||||
}
|
||||
|
||||
sources, err := store.Provide(ctx)
|
||||
if err != nil {
|
||||
t.Fatalf("provide: %v", err)
|
||||
}
|
||||
found := false
|
||||
for _, s := range sources {
|
||||
if s.ModuleName == name {
|
||||
found = true
|
||||
}
|
||||
}
|
||||
if !found {
|
||||
t.Fatalf("erwartet %s in provide()-ergebnis, habe: %+v", name, sources)
|
||||
}
|
||||
}
|
||||
@@ -1,99 +0,0 @@
|
||||
package moduleregistry
|
||||
|
||||
import (
|
||||
"context"
|
||||
"crypto/rand"
|
||||
"crypto/sha256"
|
||||
"crypto/subtle"
|
||||
"encoding/hex"
|
||||
"errors"
|
||||
"fmt"
|
||||
|
||||
"github.com/jackc/pgx/v5"
|
||||
)
|
||||
|
||||
var (
|
||||
ErrModuleNotRegistered = errors.New("moduleregistry: modul muss vor provisionierung registriert sein")
|
||||
ErrInvalidCredential = errors.New("moduleregistry: ungueltiges oder fehlendes service-credential")
|
||||
)
|
||||
|
||||
// Provision stellt ein Service-Credential (Client-ID + Secret) fuer eine
|
||||
// Modul-Instanz aus (Akzeptanzkriterium 4). Das Secret wird NUR beim
|
||||
// Ausstellen im Klartext zurueckgegeben, gespeichert wird ausschliesslich
|
||||
// dessen SHA-256-Hash.
|
||||
func (r *Registry) Provision(ctx context.Context, moduleName string) (clientID, secret string, err error) {
|
||||
if _, err := r.Get(ctx, moduleName); err != nil {
|
||||
if errors.Is(err, ErrModuleNotFound) {
|
||||
return "", "", ErrModuleNotRegistered
|
||||
}
|
||||
return "", "", err
|
||||
}
|
||||
|
||||
clientID, err = randomToken(16)
|
||||
if err != nil {
|
||||
return "", "", fmt.Errorf("client-id erzeugen: %w", err)
|
||||
}
|
||||
secret, err = randomToken(32)
|
||||
if err != nil {
|
||||
return "", "", fmt.Errorf("secret erzeugen: %w", err)
|
||||
}
|
||||
hash := hashSecret(secret)
|
||||
|
||||
_, err = r.pool.Exec(ctx, `
|
||||
INSERT INTO module_credentials (module_name, client_id, secret_hash, issued_at)
|
||||
VALUES ($1, $2, $3, now())
|
||||
ON CONFLICT (module_name) DO UPDATE SET client_id = $2, secret_hash = $3, issued_at = now()
|
||||
`, moduleName, clientID, hash)
|
||||
if err != nil {
|
||||
return "", "", fmt.Errorf("credential speichern: %w", err)
|
||||
}
|
||||
return clientID, secret, nil
|
||||
}
|
||||
|
||||
// Authenticate prueft ein Service-Credential timing-safe (Referenzmuster
|
||||
// siehe AUD-02) — Aufrufe ohne gueltiges Credential werden abgelehnt
|
||||
// (Akzeptanzkriterium 4 / Pruefung 4).
|
||||
func (r *Registry) Authenticate(ctx context.Context, clientID, secret string) (moduleName string, ok bool, err error) {
|
||||
if clientID == "" || secret == "" {
|
||||
return "", false, nil
|
||||
}
|
||||
|
||||
var storedHash []byte
|
||||
err = r.pool.QueryRow(ctx, `
|
||||
SELECT module_name, secret_hash FROM module_credentials WHERE client_id = $1
|
||||
`, clientID).Scan(&moduleName, &storedHash)
|
||||
if err != nil {
|
||||
if errors.Is(err, pgx.ErrNoRows) {
|
||||
return "", false, nil
|
||||
}
|
||||
return "", false, fmt.Errorf("credential lesen: %w", err)
|
||||
}
|
||||
|
||||
if !timingSafeEqual(hashSecret(secret), storedHash) {
|
||||
return "", false, nil
|
||||
}
|
||||
return moduleName, true, nil
|
||||
}
|
||||
|
||||
func randomToken(n int) (string, error) {
|
||||
buf := make([]byte, n)
|
||||
if _, err := rand.Read(buf); err != nil {
|
||||
return "", err
|
||||
}
|
||||
return hex.EncodeToString(buf), nil
|
||||
}
|
||||
|
||||
func hashSecret(secret string) []byte {
|
||||
sum := sha256.Sum256([]byte(secret))
|
||||
return sum[:]
|
||||
}
|
||||
|
||||
// timingSafeEqual folgt derselben Referenzimplementierung wie AUD-02
|
||||
// (subtle.ConstantTimeCompare) — projektweite Konvention fuer jeden
|
||||
// sicherheitsrelevanten Vergleich.
|
||||
func timingSafeEqual(a, b []byte) bool {
|
||||
if len(a) != len(b) {
|
||||
return false
|
||||
}
|
||||
return subtle.ConstantTimeCompare(a, b) == 1
|
||||
}
|
||||
@@ -1,46 +0,0 @@
|
||||
package moduleregistry
|
||||
|
||||
import "net/http"
|
||||
|
||||
// RequireActiveModule weist Anfragen an ein nicht aktiviertes Modul ZENTRAL
|
||||
// ab, bevor der eigentliche Modul-Handler erreicht wird (Akzeptanzkriterium 2 /
|
||||
// Pruefung 1) — Casbin-Prinzip: Durchsetzung als Middleware statt verstreuter
|
||||
// Pruefungen in jedem Handler. tenantSlug/moduleName werden hier ueber
|
||||
// Query-Parameter gelesen (echte Extraktion aus JWT/Tenant-Kontext ist
|
||||
// API-05/TEN-06, nicht Teil dieser Kachel).
|
||||
func (r *Registry) RequireActiveModule(moduleName string, next http.HandlerFunc) http.HandlerFunc {
|
||||
return func(w http.ResponseWriter, req *http.Request) {
|
||||
tenantSlug := req.URL.Query().Get("tenant")
|
||||
active, err := r.IsActive(req.Context(), tenantSlug, moduleName)
|
||||
if err != nil {
|
||||
http.Error(w, "aktivierungspruefung fehlgeschlagen", http.StatusInternalServerError)
|
||||
return
|
||||
}
|
||||
if !active {
|
||||
http.Error(w, "modul nicht aktiviert", http.StatusForbidden)
|
||||
return
|
||||
}
|
||||
next(w, req)
|
||||
}
|
||||
}
|
||||
|
||||
// RequireServiceCredential authentifiziert eine Modul-Instanz ueber ihr
|
||||
// Service-Credential (X-Client-Id/X-Client-Secret-Header) BEVOR der
|
||||
// eigentliche Handler erreicht wird (Akzeptanzkriterium 4 / Pruefung 4).
|
||||
func (r *Registry) RequireServiceCredential(next http.HandlerFunc) http.HandlerFunc {
|
||||
return func(w http.ResponseWriter, req *http.Request) {
|
||||
clientID := req.Header.Get("X-Client-Id")
|
||||
secret := req.Header.Get("X-Client-Secret")
|
||||
|
||||
_, ok, err := r.Authenticate(req.Context(), clientID, secret)
|
||||
if err != nil {
|
||||
http.Error(w, "authentifizierung fehlgeschlagen", http.StatusInternalServerError)
|
||||
return
|
||||
}
|
||||
if !ok {
|
||||
http.Error(w, ErrInvalidCredential.Error(), http.StatusUnauthorized)
|
||||
return
|
||||
}
|
||||
next(w, req)
|
||||
}
|
||||
}
|
||||
@@ -1,120 +0,0 @@
|
||||
// Package moduleregistry implementiert Core API-02: die Registry, in der
|
||||
// sich Fachmodule (DMS, Mail, weitere) mit Metadaten eintragen, gekoppelt an
|
||||
// die Aktivierungspruefung aus LIC-02 (Feature-Flags). Zusaetzlich
|
||||
// authentifiziert die Registry Modul-Instanzen selbst ueber ein bei
|
||||
// Provisionierung ausgestelltes Service-Credential.
|
||||
package moduleregistry
|
||||
|
||||
import (
|
||||
"context"
|
||||
"errors"
|
||||
"fmt"
|
||||
|
||||
"github.com/jackc/pgx/v5"
|
||||
"github.com/jackc/pgx/v5/pgxpool"
|
||||
|
||||
"gitea.perlbach24.de/scripte/nexarch/internal/flag"
|
||||
)
|
||||
|
||||
var (
|
||||
ErrMissingName = errors.New("moduleregistry: name darf nicht leer sein")
|
||||
ErrMissingVersion = errors.New("moduleregistry: version darf nicht leer sein")
|
||||
ErrModuleNotFound = errors.New("moduleregistry: modul nicht registriert")
|
||||
)
|
||||
|
||||
type Module struct {
|
||||
Name string
|
||||
Version string
|
||||
RequiredFlags []string
|
||||
}
|
||||
|
||||
type Registry struct {
|
||||
pool *pgxpool.Pool
|
||||
flags *flag.Service
|
||||
}
|
||||
|
||||
func NewRegistry(pool *pgxpool.Pool, flags *flag.Service) *Registry {
|
||||
return &Registry{pool: pool, flags: flags}
|
||||
}
|
||||
|
||||
// Register traegt ein Modul mit Name, Version und benoetigten Feature-Flags
|
||||
// ein (Akzeptanzkriterium 1). Fehlende Pflichtangaben werden abgewiesen
|
||||
// (Akzeptanzkriterium 1 / Pruefung 2). Erneutes Register desselben Namens
|
||||
// aktualisiert Version/Flags (Redeploy-Fall).
|
||||
func (r *Registry) Register(ctx context.Context, name, version string, requiredFlags []string) (Module, error) {
|
||||
if name == "" {
|
||||
return Module{}, ErrMissingName
|
||||
}
|
||||
if version == "" {
|
||||
return Module{}, ErrMissingVersion
|
||||
}
|
||||
if requiredFlags == nil {
|
||||
requiredFlags = []string{}
|
||||
}
|
||||
|
||||
_, err := r.pool.Exec(ctx, `
|
||||
INSERT INTO modules (name, version, required_flags, registered_at)
|
||||
VALUES ($1, $2, $3, now())
|
||||
ON CONFLICT (name) DO UPDATE SET version = $2, required_flags = $3, registered_at = now()
|
||||
`, name, version, requiredFlags)
|
||||
if err != nil {
|
||||
return Module{}, fmt.Errorf("modul registrieren: %w", err)
|
||||
}
|
||||
return Module{Name: name, Version: version, RequiredFlags: requiredFlags}, nil
|
||||
}
|
||||
|
||||
func (r *Registry) Get(ctx context.Context, name string) (Module, error) {
|
||||
var m Module
|
||||
m.Name = name
|
||||
err := r.pool.QueryRow(ctx, `
|
||||
SELECT version, required_flags FROM modules WHERE name = $1
|
||||
`, name).Scan(&m.Version, &m.RequiredFlags)
|
||||
if err != nil {
|
||||
if errors.Is(err, pgx.ErrNoRows) {
|
||||
return Module{}, ErrModuleNotFound
|
||||
}
|
||||
return Module{}, fmt.Errorf("modul lesen: %w", err)
|
||||
}
|
||||
return m, nil
|
||||
}
|
||||
|
||||
// List liefert alle registrierten Module (Akzeptanzkriterium 3: ueber API
|
||||
// abfragbar, z.B. fuer Statusseite/Lizenzoberflaeche).
|
||||
func (r *Registry) List(ctx context.Context) ([]Module, error) {
|
||||
rows, err := r.pool.Query(ctx, `SELECT name, version, required_flags FROM modules ORDER BY name`)
|
||||
if err != nil {
|
||||
return nil, fmt.Errorf("module auflisten: %w", err)
|
||||
}
|
||||
defer rows.Close()
|
||||
|
||||
var out []Module
|
||||
for rows.Next() {
|
||||
var m Module
|
||||
if err := rows.Scan(&m.Name, &m.Version, &m.RequiredFlags); err != nil {
|
||||
return nil, fmt.Errorf("modul lesen: %w", err)
|
||||
}
|
||||
out = append(out, m)
|
||||
}
|
||||
return out, rows.Err()
|
||||
}
|
||||
|
||||
// IsActive prueft, ob ein registriertes Modul fuer einen Tenant aktiviert
|
||||
// ist: registriert UND alle benoetigten Feature-Flags sind fuer diesen
|
||||
// Tenant aktiv (Akzeptanzkriterium 2). Ein nicht registriertes Modul gilt
|
||||
// immer als nicht aktiv.
|
||||
func (r *Registry) IsActive(ctx context.Context, tenantSlug, moduleName string) (bool, error) {
|
||||
m, err := r.Get(ctx, moduleName)
|
||||
if err != nil {
|
||||
if errors.Is(err, ErrModuleNotFound) {
|
||||
return false, nil
|
||||
}
|
||||
return false, err
|
||||
}
|
||||
|
||||
for _, flagKey := range m.RequiredFlags {
|
||||
if !r.flags.IsEnabled(ctx, tenantSlug, flagKey) {
|
||||
return false, nil
|
||||
}
|
||||
}
|
||||
return true, nil
|
||||
}
|
||||
@@ -1,304 +0,0 @@
|
||||
package moduleregistry
|
||||
|
||||
import (
|
||||
"context"
|
||||
"errors"
|
||||
"fmt"
|
||||
"net/http"
|
||||
"net/http/httptest"
|
||||
"os"
|
||||
"testing"
|
||||
"time"
|
||||
|
||||
"github.com/jackc/pgx/v5/pgxpool"
|
||||
|
||||
"gitea.perlbach24.de/scripte/nexarch/internal/flag"
|
||||
)
|
||||
|
||||
func setupTest(t *testing.T) (*Registry, *flag.Store, func()) {
|
||||
t.Helper()
|
||||
adminDSN := os.Getenv("TEST_ADMIN_DSN")
|
||||
if adminDSN == "" {
|
||||
t.Skip("TEST_ADMIN_DSN nicht gesetzt, Integrationstest uebersprungen")
|
||||
}
|
||||
ctx := context.Background()
|
||||
|
||||
pool, err := pgxpool.New(ctx, adminDSN)
|
||||
if err != nil {
|
||||
t.Fatalf("pool: %v", err)
|
||||
}
|
||||
if _, err := pool.Exec(ctx, `
|
||||
CREATE TABLE IF NOT EXISTS feature_flags (
|
||||
key TEXT PRIMARY KEY, enabled BOOLEAN NOT NULL DEFAULT false,
|
||||
rollout_percentage INT NOT NULL DEFAULT 0, target_tenant_slugs TEXT[] NOT NULL DEFAULT '{}',
|
||||
updated_at TIMESTAMPTZ NOT NULL DEFAULT now()
|
||||
);
|
||||
CREATE TABLE IF NOT EXISTS modules (
|
||||
name TEXT PRIMARY KEY, version TEXT NOT NULL CHECK (version <> ''),
|
||||
required_flags TEXT[] NOT NULL DEFAULT '{}', registered_at TIMESTAMPTZ NOT NULL DEFAULT now()
|
||||
);
|
||||
CREATE TABLE IF NOT EXISTS module_credentials (
|
||||
module_name TEXT PRIMARY KEY REFERENCES modules(name),
|
||||
client_id TEXT NOT NULL UNIQUE, secret_hash BYTEA NOT NULL,
|
||||
issued_at TIMESTAMPTZ NOT NULL DEFAULT now()
|
||||
);
|
||||
`); err != nil {
|
||||
t.Fatalf("schema: %v", err)
|
||||
}
|
||||
|
||||
flagStore := flag.NewStore(pool)
|
||||
// Kurze TTL, damit Tests, die den Flag-Store direkt aendern (an
|
||||
// Registry.IsActive vorbei), den neuen Stand ohne manuelles Invalidate
|
||||
// zuverlaessig sehen.
|
||||
flagService := flag.NewService(flagStore, 10*time.Millisecond)
|
||||
registry := NewRegistry(pool, flagService)
|
||||
|
||||
cleanup := func() { pool.Close() }
|
||||
return registry, flagStore, cleanup
|
||||
}
|
||||
|
||||
func uniqueModuleName(t *testing.T) string {
|
||||
return fmt.Sprintf("dms_%d", time.Now().UnixNano())
|
||||
}
|
||||
|
||||
// Akzeptanzkriterium 1 + Pruefung 2: fehlende Pflichtangaben abgewiesen.
|
||||
func TestRegister_RejectsMissingFields(t *testing.T) {
|
||||
registry, _, cleanup := setupTest(t)
|
||||
defer cleanup()
|
||||
ctx := context.Background()
|
||||
|
||||
if _, err := registry.Register(ctx, "", "1.0", nil); !errors.Is(err, ErrMissingName) {
|
||||
t.Fatalf("erwartet ErrMissingName, habe %v", err)
|
||||
}
|
||||
if _, err := registry.Register(ctx, "dms", "", nil); !errors.Is(err, ErrMissingVersion) {
|
||||
t.Fatalf("erwartet ErrMissingVersion, habe %v", err)
|
||||
}
|
||||
}
|
||||
|
||||
func TestRegister_AndGet(t *testing.T) {
|
||||
registry, _, cleanup := setupTest(t)
|
||||
defer cleanup()
|
||||
ctx := context.Background()
|
||||
name := uniqueModuleName(t)
|
||||
|
||||
m, err := registry.Register(ctx, name, "1.2.0", []string{"dms_enabled"})
|
||||
if err != nil {
|
||||
t.Fatalf("register: %v", err)
|
||||
}
|
||||
if m.Version != "1.2.0" || len(m.RequiredFlags) != 1 {
|
||||
t.Fatalf("unerwartet: %+v", m)
|
||||
}
|
||||
|
||||
got, err := registry.Get(ctx, name)
|
||||
if err != nil {
|
||||
t.Fatalf("get: %v", err)
|
||||
}
|
||||
if got.Version != "1.2.0" {
|
||||
t.Fatalf("get version = %q", got.Version)
|
||||
}
|
||||
}
|
||||
|
||||
// Akzeptanzkriterium 2 + 3 + Pruefung 3: konsistente Daten nach
|
||||
// Aktivierung/Deaktivierung eines Moduls.
|
||||
func TestIsActive_ReflectsFlagStateConsistently(t *testing.T) {
|
||||
registry, flagStore, cleanup := setupTest(t)
|
||||
defer cleanup()
|
||||
ctx := context.Background()
|
||||
name := uniqueModuleName(t)
|
||||
flagKey := name + "_enabled"
|
||||
|
||||
if _, err := registry.Register(ctx, name, "1.0", []string{flagKey}); err != nil {
|
||||
t.Fatalf("register: %v", err)
|
||||
}
|
||||
|
||||
active, err := registry.IsActive(ctx, "acme", name)
|
||||
if err != nil {
|
||||
t.Fatalf("is active (vor flag): %v", err)
|
||||
}
|
||||
if active {
|
||||
t.Fatal("erwartet nicht aktiv, solange flag nicht gesetzt ist")
|
||||
}
|
||||
|
||||
if err := flagStore.Set(ctx, flag.Flag{Key: flagKey, Enabled: true}); err != nil {
|
||||
t.Fatalf("flag setzen: %v", err)
|
||||
}
|
||||
time.Sleep(20 * time.Millisecond) // TTL abwarten
|
||||
|
||||
active, err = registry.IsActive(ctx, "acme", name)
|
||||
if err != nil {
|
||||
t.Fatalf("is active (nach flag an): %v", err)
|
||||
}
|
||||
if !active {
|
||||
t.Fatal("erwartet aktiv, nachdem flag aktiviert wurde")
|
||||
}
|
||||
|
||||
if err := flagStore.Set(ctx, flag.Flag{Key: flagKey, Enabled: false}); err != nil {
|
||||
t.Fatalf("flag zuruecksetzen: %v", err)
|
||||
}
|
||||
time.Sleep(20 * time.Millisecond) // TTL abwarten
|
||||
active, err = registry.IsActive(ctx, "acme", name)
|
||||
if err != nil {
|
||||
t.Fatalf("is active (nach flag aus): %v", err)
|
||||
}
|
||||
if active {
|
||||
t.Fatal("erwartet wieder nicht aktiv, nachdem flag deaktiviert wurde")
|
||||
}
|
||||
}
|
||||
|
||||
func TestIsActive_UnregisteredModuleIsNeverActive(t *testing.T) {
|
||||
registry, _, cleanup := setupTest(t)
|
||||
defer cleanup()
|
||||
ctx := context.Background()
|
||||
|
||||
active, err := registry.IsActive(ctx, "acme", "nie-registriert")
|
||||
if err != nil {
|
||||
t.Fatalf("is active: %v", err)
|
||||
}
|
||||
if active {
|
||||
t.Fatal("unregistriertes modul darf nie aktiv sein")
|
||||
}
|
||||
}
|
||||
|
||||
// Akzeptanzkriterium 2 + Pruefung 1: Anfrage an deaktiviertes Modul wird
|
||||
// zentral abgewiesen, BEVOR die Modul-Logik erreicht wird.
|
||||
func TestRequireActiveModule_BlocksBeforeHandler(t *testing.T) {
|
||||
registry, flagStore, cleanup := setupTest(t)
|
||||
defer cleanup()
|
||||
ctx := context.Background()
|
||||
name := uniqueModuleName(t)
|
||||
flagKey := name + "_enabled"
|
||||
|
||||
if _, err := registry.Register(ctx, name, "1.0", []string{flagKey}); err != nil {
|
||||
t.Fatalf("register: %v", err)
|
||||
}
|
||||
|
||||
handlerReached := false
|
||||
handler := registry.RequireActiveModule(name, func(w http.ResponseWriter, r *http.Request) {
|
||||
handlerReached = true
|
||||
w.WriteHeader(http.StatusOK)
|
||||
})
|
||||
|
||||
req := httptest.NewRequest(http.MethodGet, "/modul?tenant=acme", nil)
|
||||
rec := httptest.NewRecorder()
|
||||
handler(rec, req)
|
||||
if rec.Code != http.StatusForbidden {
|
||||
t.Fatalf("status = %d, want 403", rec.Code)
|
||||
}
|
||||
if handlerReached {
|
||||
t.Fatal("handler haette bei deaktiviertem modul NICHT erreicht werden duerfen")
|
||||
}
|
||||
|
||||
if err := flagStore.Set(ctx, flag.Flag{Key: flagKey, Enabled: true}); err != nil {
|
||||
t.Fatalf("flag setzen: %v", err)
|
||||
}
|
||||
req2 := httptest.NewRequest(http.MethodGet, "/modul?tenant=acme", nil)
|
||||
rec2 := httptest.NewRecorder()
|
||||
handler(rec2, req2)
|
||||
if rec2.Code != http.StatusOK {
|
||||
t.Fatalf("status nach aktivierung = %d, want 200", rec2.Code)
|
||||
}
|
||||
if !handlerReached {
|
||||
t.Fatal("handler haette bei aktiviertem modul erreicht werden muessen")
|
||||
}
|
||||
}
|
||||
|
||||
// Akzeptanzkriterium 4 + Pruefung 4: gueltiges/ungueltiges Service-Credential.
|
||||
func TestProvisionAndAuthenticate(t *testing.T) {
|
||||
registry, _, cleanup := setupTest(t)
|
||||
defer cleanup()
|
||||
ctx := context.Background()
|
||||
name := uniqueModuleName(t)
|
||||
|
||||
if _, err := registry.Register(ctx, name, "1.0", nil); err != nil {
|
||||
t.Fatalf("register: %v", err)
|
||||
}
|
||||
|
||||
clientID, secret, err := registry.Provision(ctx, name)
|
||||
if err != nil {
|
||||
t.Fatalf("provision: %v", err)
|
||||
}
|
||||
if clientID == "" || secret == "" {
|
||||
t.Fatal("erwartet nicht-leere client-id/secret")
|
||||
}
|
||||
|
||||
moduleName, ok, err := registry.Authenticate(ctx, clientID, secret)
|
||||
if err != nil {
|
||||
t.Fatalf("authenticate (korrekt): %v", err)
|
||||
}
|
||||
if !ok || moduleName != name {
|
||||
t.Fatalf("erwartet erfolgreiche authentifizierung fuer %q, habe ok=%v moduleName=%q", name, ok, moduleName)
|
||||
}
|
||||
|
||||
_, ok, err = registry.Authenticate(ctx, clientID, "falsches-secret")
|
||||
if err != nil {
|
||||
t.Fatalf("authenticate (falsch): %v", err)
|
||||
}
|
||||
if ok {
|
||||
t.Fatal("erwartet fehlschlag bei falschem secret")
|
||||
}
|
||||
|
||||
_, ok, err = registry.Authenticate(ctx, "unbekannte-client-id", secret)
|
||||
if err != nil {
|
||||
t.Fatalf("authenticate (unbekannt): %v", err)
|
||||
}
|
||||
if ok {
|
||||
t.Fatal("erwartet fehlschlag bei unbekannter client-id")
|
||||
}
|
||||
}
|
||||
|
||||
func TestProvision_RequiresRegisteredModule(t *testing.T) {
|
||||
registry, _, cleanup := setupTest(t)
|
||||
defer cleanup()
|
||||
ctx := context.Background()
|
||||
|
||||
if _, _, err := registry.Provision(ctx, "nie-registriert"); !errors.Is(err, ErrModuleNotRegistered) {
|
||||
t.Fatalf("erwartet ErrModuleNotRegistered, habe %v", err)
|
||||
}
|
||||
}
|
||||
|
||||
func TestRequireServiceCredential_RejectsInvalidAcceptsValid(t *testing.T) {
|
||||
registry, _, cleanup := setupTest(t)
|
||||
defer cleanup()
|
||||
ctx := context.Background()
|
||||
name := uniqueModuleName(t)
|
||||
|
||||
if _, err := registry.Register(ctx, name, "1.0", nil); err != nil {
|
||||
t.Fatalf("register: %v", err)
|
||||
}
|
||||
clientID, secret, err := registry.Provision(ctx, name)
|
||||
if err != nil {
|
||||
t.Fatalf("provision: %v", err)
|
||||
}
|
||||
|
||||
handler := registry.RequireServiceCredential(func(w http.ResponseWriter, r *http.Request) {
|
||||
w.WriteHeader(http.StatusOK)
|
||||
})
|
||||
|
||||
// Fehlendes Credential.
|
||||
req := httptest.NewRequest(http.MethodPost, "/service-aufruf", nil)
|
||||
rec := httptest.NewRecorder()
|
||||
handler(rec, req)
|
||||
if rec.Code != http.StatusUnauthorized {
|
||||
t.Fatalf("ohne credential: status = %d, want 401", rec.Code)
|
||||
}
|
||||
|
||||
// Falsches Secret.
|
||||
req2 := httptest.NewRequest(http.MethodPost, "/service-aufruf", nil)
|
||||
req2.Header.Set("X-Client-Id", clientID)
|
||||
req2.Header.Set("X-Client-Secret", "falsch")
|
||||
rec2 := httptest.NewRecorder()
|
||||
handler(rec2, req2)
|
||||
if rec2.Code != http.StatusUnauthorized {
|
||||
t.Fatalf("falsches secret: status = %d, want 401", rec2.Code)
|
||||
}
|
||||
|
||||
// Gueltiges Credential.
|
||||
req3 := httptest.NewRequest(http.MethodPost, "/service-aufruf", nil)
|
||||
req3.Header.Set("X-Client-Id", clientID)
|
||||
req3.Header.Set("X-Client-Secret", secret)
|
||||
rec3 := httptest.NewRecorder()
|
||||
handler(rec3, req3)
|
||||
if rec3.Code != http.StatusOK {
|
||||
t.Fatalf("gueltiges credential: status = %d, want 200", rec3.Code)
|
||||
}
|
||||
}
|
||||
@@ -1 +0,0 @@
|
||||
DROP TABLE IF EXISTS feature_flags;
|
||||
@@ -1,10 +0,0 @@
|
||||
-- Feature-Flags zentral je Mandant/Zielgruppe (LIC-02, siehe core-kanban/tickets/LIC-02.md).
|
||||
-- Lebt in der Registry-DB, nicht pro Tenant-Datenbank — Flags sind eine
|
||||
-- Core-weite Konfiguration, keine Mandanten-Geschaeftsdaten.
|
||||
CREATE TABLE feature_flags (
|
||||
key TEXT PRIMARY KEY,
|
||||
enabled BOOLEAN NOT NULL DEFAULT false,
|
||||
rollout_percentage INT NOT NULL DEFAULT 0 CHECK (rollout_percentage BETWEEN 0 AND 100),
|
||||
target_tenant_slugs TEXT[] NOT NULL DEFAULT '{}',
|
||||
updated_at TIMESTAMPTZ NOT NULL DEFAULT now()
|
||||
);
|
||||
@@ -1,2 +0,0 @@
|
||||
DROP TABLE IF EXISTS module_credentials;
|
||||
DROP TABLE IF EXISTS modules;
|
||||
@@ -1,18 +0,0 @@
|
||||
-- Modul-Registry & Aktivierungspruefung (API-02, siehe core-kanban/tickets/API-02.md).
|
||||
CREATE TABLE modules (
|
||||
name TEXT PRIMARY KEY,
|
||||
version TEXT NOT NULL CHECK (version <> ''),
|
||||
required_flags TEXT[] NOT NULL DEFAULT '{}',
|
||||
registered_at TIMESTAMPTZ NOT NULL DEFAULT now()
|
||||
);
|
||||
|
||||
-- Service-Credential je Modul-Instanz, bei Provisionierung ausgestellt
|
||||
-- (Akzeptanzkriterium 4). secret_hash enthaelt NIEMALS das Secret im
|
||||
-- Klartext, nur dessen SHA-256-Hash (Timing-safe-Vergleich beim Login,
|
||||
-- Referenzmuster siehe AUD-02).
|
||||
CREATE TABLE module_credentials (
|
||||
module_name TEXT PRIMARY KEY REFERENCES modules(name),
|
||||
client_id TEXT NOT NULL UNIQUE,
|
||||
secret_hash BYTEA NOT NULL,
|
||||
issued_at TIMESTAMPTZ NOT NULL DEFAULT now()
|
||||
);
|
||||
@@ -1,2 +0,0 @@
|
||||
DROP TABLE alert_debounce_state;
|
||||
DROP TABLE alert_rules;
|
||||
@@ -1,24 +0,0 @@
|
||||
-- OPS-05: Schwellwert-Regeln fuer Alerting auf den aus OPS-03 aggregierten
|
||||
-- Metriken. Lebt wie config_values/notification_jobs (CFG-01/02) in der
|
||||
-- zentralen Registry-DB — modulübergreifende Betriebskonfiguration, keine
|
||||
-- Mandanten-Geschaeftsdaten.
|
||||
CREATE TABLE alert_rules (
|
||||
id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
|
||||
metric_name TEXT NOT NULL,
|
||||
comparison TEXT NOT NULL CHECK (comparison IN ('gt', 'lt')),
|
||||
threshold DOUBLE PRECISION NOT NULL,
|
||||
label_filters JSONB NOT NULL DEFAULT '{}'::jsonb,
|
||||
recipient TEXT NOT NULL,
|
||||
description TEXT NOT NULL DEFAULT '',
|
||||
created_at TIMESTAMPTZ NOT NULL DEFAULT now()
|
||||
);
|
||||
|
||||
-- Haelt fest, wann eine Regel zuletzt tatsaechlich einen Alarm ausgeloest
|
||||
-- hat (Akzeptanzkriterium 3: Drosselung wiederholter Alarmierung fuer
|
||||
-- denselben anhaltenden Zustand). rule_key kombiniert Regel-ID mit den
|
||||
-- tatsaechlichen Label-Werten der ausloesenden Zeitreihe, damit dieselbe
|
||||
-- Regel fuer unterschiedliche Tenants/Module unabhaengig gedrosselt wird.
|
||||
CREATE TABLE alert_debounce_state (
|
||||
rule_key TEXT PRIMARY KEY,
|
||||
last_fired_at TIMESTAMPTZ NOT NULL
|
||||
);
|
||||
@@ -1 +0,0 @@
|
||||
DROP TABLE metrics_sources;
|
||||
@@ -1,7 +0,0 @@
|
||||
-- Metrics-Aggregation ueber Module hinweg (OPS-03, siehe
|
||||
-- core-kanban/tickets/OPS-03.md) — welches Modul liefert seine Kennzahlen
|
||||
-- unter welcher /metrics-URL.
|
||||
CREATE TABLE metrics_sources (
|
||||
module_name TEXT PRIMARY KEY,
|
||||
metrics_url TEXT NOT NULL
|
||||
);
|
||||
@@ -0,0 +1,2 @@
|
||||
DROP TABLE IF EXISTS in_app_notifications;
|
||||
DROP TABLE IF EXISTS notification_templates;
|
||||
@@ -0,0 +1,28 @@
|
||||
-- Benachrichtigungs-Kanaele: Vorlagen (E-Mail) + In-App-Nachrichten
|
||||
-- (CFG-03, siehe core-kanban/tickets/CFG-03.md). Beide leben in der
|
||||
-- Registry-DB, analog zu feature_flags/config_values — modulübergreifende
|
||||
-- Konfiguration/UI-Zustand, keine Mandanten-Geschaeftsdaten.
|
||||
|
||||
-- tenant_slug = 'global' ist der Fallback-Wert, wenn ein Tenant keine
|
||||
-- eigene Vorlage gesetzt hat (Akzeptanzkriterium 3: Vorlagen pro Tenant
|
||||
-- anpassbar, mit sinnvollem Default).
|
||||
CREATE TABLE notification_templates (
|
||||
tenant_slug TEXT NOT NULL,
|
||||
key TEXT NOT NULL,
|
||||
subject TEXT NOT NULL,
|
||||
body TEXT NOT NULL,
|
||||
updated_at TIMESTAMPTZ NOT NULL DEFAULT now(),
|
||||
PRIMARY KEY (tenant_slug, key)
|
||||
);
|
||||
|
||||
CREATE TABLE in_app_notifications (
|
||||
id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
|
||||
tenant_slug TEXT NOT NULL,
|
||||
user_id TEXT NOT NULL,
|
||||
title TEXT NOT NULL,
|
||||
body TEXT NOT NULL,
|
||||
read_at TIMESTAMPTZ,
|
||||
created_at TIMESTAMPTZ NOT NULL DEFAULT now()
|
||||
);
|
||||
|
||||
CREATE INDEX in_app_notifications_user_idx ON in_app_notifications (tenant_slug, user_id, created_at);
|
||||
@@ -1,26 +1,11 @@
|
||||
#!/usr/bin/env bash
|
||||
# Setzt die nexarch-Testumgebung zurueck: loescht die geteilte
|
||||
# Registry-Tabelle "tenants" in der postgres-Wartungsdatenbank sowie alle
|
||||
# tenant_*-Datenbanken. Noetig, weil verschiedene Feature-Branches
|
||||
# unterschiedliche Registry-Schemata erwarten, aber dieselbe physische
|
||||
# Postgres-Instanz auf dem Testhost teilen (siehe [[project-nexarch-test-infra]]).
|
||||
#
|
||||
# Aufruf: NEXARCH_TEST_DB_PASSWORD=... ./scripts/reset-test-env.sh
|
||||
set -euo pipefail
|
||||
|
||||
PASS="${NEXARCH_TEST_DB_PASSWORD:?Setze NEXARCH_TEST_DB_PASSWORD vor dem Aufruf}"
|
||||
ROLE="nexarch_test"
|
||||
|
||||
export PGPASSWORD="$PASS"
|
||||
|
||||
psql -h localhost -U "$ROLE" -d postgres -v ON_ERROR_STOP=1 -c "DROP TABLE IF EXISTS tenants CASCADE;"
|
||||
psql -h localhost -U "$ROLE" -d postgres -v ON_ERROR_STOP=1 -c "DROP TABLE IF EXISTS audit_events CASCADE;"
|
||||
psql -h localhost -U "$ROLE" -d postgres -v ON_ERROR_STOP=1 -c "DROP TABLE IF EXISTS config_value_history CASCADE;"
|
||||
psql -h localhost -U "$ROLE" -d postgres -v ON_ERROR_STOP=1 -c "DROP TABLE IF EXISTS config_values CASCADE;"
|
||||
|
||||
dbs=$(psql -h localhost -U "$ROLE" -d postgres -tAc "SELECT datname FROM pg_database WHERE datname LIKE 'tenant\_%' ESCAPE '\'")
|
||||
for db in $dbs; do
|
||||
psql -h localhost -U "$ROLE" -d postgres -v ON_ERROR_STOP=1 -c "DROP DATABASE IF EXISTS \"${db}\";"
|
||||
done
|
||||
|
||||
echo "Testumgebung zurueckgesetzt: registry-tabelle + $(echo "$dbs" | grep -c . || true) tenant-datenbank(en) entfernt."
|
||||
|
||||
@@ -1,24 +1,12 @@
|
||||
#!/usr/bin/env bash
|
||||
# Ein-Kommando-Pruefung fuer den aktuellen Code-Stand auf dem Testhost:
|
||||
# Registry+Tenant-DBs zuruecksetzen, dann build/vet/test in einem Rutsch.
|
||||
# -p 1 ist Pflicht, da mehrere Pakete dieselbe physische Registry-Tabelle auf
|
||||
# dem Testhost teilen (siehe [[project-nexarch-test-infra]]).
|
||||
#
|
||||
# Aufruf: NEXARCH_TEST_DB_PASSWORD=... ./scripts/run-checks.sh
|
||||
set -euo pipefail
|
||||
|
||||
PASS="${NEXARCH_TEST_DB_PASSWORD:?Setze NEXARCH_TEST_DB_PASSWORD vor dem Aufruf}"
|
||||
cd "$(dirname "$0")/.."
|
||||
|
||||
NEXARCH_TEST_DB_PASSWORD="$PASS" bash scripts/reset-test-env.sh
|
||||
|
||||
export TEST_ADMIN_DSN="postgresql://nexarch_test:${PASS}@localhost:5432/postgres?sslmode=disable"
|
||||
|
||||
echo "== go build =="
|
||||
go build ./...
|
||||
|
||||
echo "== go vet =="
|
||||
go vet ./...
|
||||
|
||||
echo "== go test (-p 1) =="
|
||||
go test ./... -p 1 -count=1
|
||||
|
||||
Reference in New Issue
Block a user