Compare commits
2
Commits
| Author | SHA1 | Date | |
|---|---|---|---|
 sysopsandClaude Sonnet 5
|
b08f6a49fc | ||
|
sysopsandClaude Sonnet 5
|
8da9c67d08 |
@@ -44,3 +44,88 @@ Keine Commits in dieser Session.
|
||||
Keine Änderungen ermittelbar.
|
||||
|
||||
---
|
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## 2026-08-27 17:26 – 17:28 (1m)
|
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**Beschreibung:** Claude Code Session
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**Projekt:** code
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||||
|
||||
### Commits
|
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- c895a67 core: initial Go module skeleton (config, db pool, tenant registry migration)
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|
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### Geänderte Dateien
|
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- .gitignore | 2 ++
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||||
- DEVLOG.md | 46 ++++++++++++++++++++++++++++++++++++++++++++++
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- cmd/core/main.go | 33 +++++++++++++++++++++++++++++++++
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- go.mod | 5 +++++
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- internal/config/config.go | 29 +++++++++++++++++++++++++++++
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- internal/db/db.go | 11 +++++++++++
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- migrations/0001_tenant_registry.sql | 10 ++++++++++
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|
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---
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||||
## 2026-08-27 17:28 – 17:29 (1m)
|
||||
**Beschreibung:** Claude Code Session
|
||||
**Projekt:** code
|
||||
|
||||
### Commits
|
||||
Keine Commits in dieser Session.
|
||||
|
||||
### Geänderte Dateien
|
||||
- .gitignore | 2 ++
|
||||
- DEVLOG.md | 46 ++++++++++++++++++++++++++++++++++++++++++++++
|
||||
- cmd/core/main.go | 33 +++++++++++++++++++++++++++++++++
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- go.mod | 5 +++++
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- internal/config/config.go | 29 +++++++++++++++++++++++++++++
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- internal/db/db.go | 11 +++++++++++
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- migrations/0001_tenant_registry.sql | 10 ++++++++++
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|
||||
---
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||||
## 2026-08-27 17:31 – 17:31 (0m)
|
||||
**Beschreibung:** Claude Code Session
|
||||
**Projekt:** code
|
||||
|
||||
### Commits
|
||||
Keine Commits in dieser Session.
|
||||
|
||||
### Geänderte Dateien
|
||||
- .gitignore | 2 ++
|
||||
- DEVLOG.md | 46 ++++++++++++++++++++++++++++++++++++++++++++++
|
||||
- cmd/core/main.go | 33 +++++++++++++++++++++++++++++++++
|
||||
- go.mod | 5 +++++
|
||||
- internal/config/config.go | 29 +++++++++++++++++++++++++++++
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- internal/db/db.go | 11 +++++++++++
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- migrations/0001_tenant_registry.sql | 10 ++++++++++
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|
||||
---
|
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## 2026-08-27 17:36 – 17:36 (0m)
|
||||
**Beschreibung:** Claude Code Session
|
||||
**Projekt:** code
|
||||
|
||||
### Commits
|
||||
Keine Commits in dieser Session.
|
||||
|
||||
### Geänderte Dateien
|
||||
- .gitignore | 2 ++
|
||||
- DEVLOG.md | 46 ++++++++++++++++++++++++++++++++++++++++++++++
|
||||
- cmd/core/main.go | 33 +++++++++++++++++++++++++++++++++
|
||||
- go.mod | 5 +++++
|
||||
- internal/config/config.go | 29 +++++++++++++++++++++++++++++
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||||
- internal/db/db.go | 11 +++++++++++
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- migrations/0001_tenant_registry.sql | 10 ++++++++++
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||||
|
||||
---
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## 2026-08-27 17:36 – 17:37 (0m)
|
||||
**Beschreibung:** Claude Code Session
|
||||
**Projekt:** code
|
||||
|
||||
### Commits
|
||||
Keine Commits in dieser Session.
|
||||
|
||||
### Geänderte Dateien
|
||||
- .gitignore | 2 ++
|
||||
- DEVLOG.md | 46 ++++++++++++++++++++++++++++++++++++++++++++++
|
||||
- cmd/core/main.go | 33 +++++++++++++++++++++++++++++++++
|
||||
- go.mod | 5 +++++
|
||||
- internal/config/config.go | 29 +++++++++++++++++++++++++++++
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||||
- internal/db/db.go | 11 +++++++++++
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- migrations/0001_tenant_registry.sql | 10 ++++++++++
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|
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---
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+18
-3
@@ -7,6 +7,7 @@ import (
|
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"gitea.perlbach24.de/scripte/nexarch/internal/config"
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"gitea.perlbach24.de/scripte/nexarch/internal/db"
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"gitea.perlbach24.de/scripte/nexarch/internal/tenant"
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)
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func main() {
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@@ -15,16 +16,30 @@ func main() {
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log.Fatalf("config: %v", err)
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}
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pool, err := db.Connect(context.Background(), cfg.RegistryDSN)
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ctx := context.Background()
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||||
registryPool, err := db.Connect(ctx, cfg.RegistryDSN)
|
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if err != nil {
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log.Fatalf("db: %v", err)
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log.Fatalf("registry db: %v", err)
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}
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defer pool.Close()
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defer registryPool.Close()
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|
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adminPool, err := db.Connect(ctx, cfg.AdminDSN)
|
||||
if err != nil {
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||||
log.Fatalf("admin db: %v", err)
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||||
}
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defer adminPool.Close()
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registry := tenant.NewRegistry(registryPool)
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provisioner := tenant.NewProvisioner(adminPool, registry, cfg.TenantDSNTemplate)
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tenantHandler := tenant.NewHandler(provisioner)
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mux := http.NewServeMux()
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mux.HandleFunc("/healthz", func(w http.ResponseWriter, r *http.Request) {
|
||||
w.WriteHeader(http.StatusOK)
|
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})
|
||||
// Vorlaeufiger Pfad ohne Versionierung/Auth — wird mit API-01/IAM-01 abgeloest.
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mux.HandleFunc("/internal/tenants", tenantHandler.CreateTenant)
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log.Printf("nexarch-core listening on %s", cfg.ListenAddr)
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if err := http.ListenAndServe(cfg.ListenAddr, mux); err != nil {
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||||
|
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@@ -3,3 +3,12 @@ module gitea.perlbach24.de/scripte/nexarch
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go 1.22
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require github.com/jackc/pgx/v5 v5.6.0
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require (
|
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github.com/jackc/pgpassfile v1.0.0 // indirect
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github.com/jackc/pgservicefile v0.0.0-20221227161230-091c0ba34f0a // indirect
|
||||
github.com/jackc/puddle/v2 v2.2.1 // indirect
|
||||
golang.org/x/crypto v0.17.0 // indirect
|
||||
golang.org/x/sync v0.1.0 // indirect
|
||||
golang.org/x/text v0.14.0 // indirect
|
||||
)
|
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|
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@@ -0,0 +1,28 @@
|
||||
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/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=
|
||||
github.com/jackc/pgservicefile v0.0.0-20221227161230-091c0ba34f0a/go.mod h1:5TJZWKEWniPve33vlWYSoGYefn3gLQRzjfDlhSJ9ZKM=
|
||||
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/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
|
||||
github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
|
||||
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 v1.8.1 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 v0.1.0 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=
|
||||
gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
|
||||
@@ -10,8 +10,15 @@ import (
|
||||
// connection info, superadmin accounts) — see nexarch-state.json
|
||||
// multi_tenancy: Modell C (physisch getrennte DB pro Mandant).
|
||||
type Config struct {
|
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ListenAddr string
|
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ListenAddr string
|
||||
// RegistryDSN verbindet zur Control-Plane-Registry-Datenbank.
|
||||
RegistryDSN string
|
||||
// AdminDSN verbindet zur Wartungsdatenbank (z.B. "postgres") und wird nur
|
||||
// fuer CREATE/DROP DATABASE beim Tenant-Provisioning verwendet.
|
||||
AdminDSN string
|
||||
// TenantDSNTemplate enthaelt genau ein "%s" als Platzhalter fuer den
|
||||
// Datenbanknamen einer neu provisionierten Tenant-Datenbank.
|
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TenantDSNTemplate string
|
||||
}
|
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|
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func Load() (Config, error) {
|
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@@ -20,10 +27,25 @@ func Load() (Config, error) {
|
||||
return Config{}, fmt.Errorf("NEXARCH_REGISTRY_DSN not set")
|
||||
}
|
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|
||||
adminDSN := os.Getenv("NEXARCH_ADMIN_DSN")
|
||||
if adminDSN == "" {
|
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return Config{}, fmt.Errorf("NEXARCH_ADMIN_DSN not set")
|
||||
}
|
||||
|
||||
dsnTemplate := os.Getenv("NEXARCH_TENANT_DSN_TEMPLATE")
|
||||
if dsnTemplate == "" {
|
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return Config{}, fmt.Errorf("NEXARCH_TENANT_DSN_TEMPLATE not set")
|
||||
}
|
||||
|
||||
addr := os.Getenv("NEXARCH_LISTEN_ADDR")
|
||||
if addr == "" {
|
||||
addr = ":8080"
|
||||
}
|
||||
|
||||
return Config{ListenAddr: addr, RegistryDSN: dsn}, nil
|
||||
return Config{
|
||||
ListenAddr: addr,
|
||||
RegistryDSN: dsn,
|
||||
AdminDSN: adminDSN,
|
||||
TenantDSNTemplate: dsnTemplate,
|
||||
}, nil
|
||||
}
|
||||
|
||||
@@ -0,0 +1,211 @@
|
||||
// Package migrate implementiert Core TEN-07: das automatisierte, pro Tenant
|
||||
// fehlerisolierte Ausrollen von SQL-Migrationen ueber alle registrierten
|
||||
// Mandanten-Datenbanken (Modell C — jede Migration muss N-mal statt einmal
|
||||
// laufen, siehe TEN-01).
|
||||
package migrate
|
||||
|
||||
import (
|
||||
"context"
|
||||
"errors"
|
||||
"fmt"
|
||||
"os"
|
||||
"path/filepath"
|
||||
"sort"
|
||||
"strings"
|
||||
"time"
|
||||
|
||||
"github.com/jackc/pgx/v5"
|
||||
"github.com/jackc/pgx/v5/pgxpool"
|
||||
|
||||
"gitea.perlbach24.de/scripte/nexarch/internal/tenant"
|
||||
)
|
||||
|
||||
const upSuffix = ".up.sql"
|
||||
|
||||
type Migration struct {
|
||||
Version string
|
||||
SQL string
|
||||
}
|
||||
|
||||
// LoadMigrations liest alle *.up.sql-Dateien aus dir und sortiert sie nach
|
||||
// Dateiname (die bestehende Namenskonvention 0001_..., 0002_... aus TEN-01
|
||||
// sorgt fuer eine stabile Reihenfolge).
|
||||
func LoadMigrations(dir string) ([]Migration, error) {
|
||||
entries, err := os.ReadDir(dir)
|
||||
if err != nil {
|
||||
return nil, fmt.Errorf("migrationsverzeichnis lesen: %w", err)
|
||||
}
|
||||
|
||||
var names []string
|
||||
for _, e := range entries {
|
||||
if !e.IsDir() && strings.HasSuffix(e.Name(), upSuffix) {
|
||||
names = append(names, e.Name())
|
||||
}
|
||||
}
|
||||
sort.Strings(names)
|
||||
|
||||
migrations := make([]Migration, 0, len(names))
|
||||
for _, name := range names {
|
||||
content, err := os.ReadFile(filepath.Join(dir, name))
|
||||
if err != nil {
|
||||
return nil, fmt.Errorf("migration %q lesen: %w", name, err)
|
||||
}
|
||||
version := strings.TrimSuffix(name, upSuffix)
|
||||
migrations = append(migrations, Migration{Version: version, SQL: string(content)})
|
||||
}
|
||||
return migrations, nil
|
||||
}
|
||||
|
||||
// MigrationStatus ist der pro Tenant und Version nachvollziehbare Stand
|
||||
// (Akzeptanzkriterium 3): welche Version, wann zuletzt versucht, Erfolg oder
|
||||
// Fehler.
|
||||
type MigrationStatus struct {
|
||||
Version string
|
||||
AppliedAt time.Time
|
||||
Success bool
|
||||
Error string
|
||||
}
|
||||
|
||||
// TenantResult fasst das Ergebnis eines Rollout-Versuchs fuer EINEN Tenant
|
||||
// zusammen — wird von Orchestrator.RolloutAll pro Tenant gesammelt, damit ein
|
||||
// Fehlschlag bei einem Mandanten die anderen nicht blockiert (Akzeptanzkriterium 2).
|
||||
type TenantResult struct {
|
||||
TenantSlug string
|
||||
Applied []string // erfolgreich in diesem Lauf angewendete Versionen
|
||||
FailedAt string // Version, bei der abgebrochen wurde; leer wenn kein Fehlschlag
|
||||
Err error
|
||||
}
|
||||
|
||||
// Orchestrator rollt Migrationen ueber alle in der Registry gefuehrten
|
||||
// Mandanten aus. Baut bewusst NICHT auf TEN-06 (Router) auf — Migrations-
|
||||
// Rollouts sind seltene Batch-Vorgaenge, kein Hot-Path, ein kurzlebiger Pool
|
||||
// pro Tenant und Lauf ist hier einfacher und unabhaengig von TEN-06 testbar.
|
||||
type Orchestrator struct {
|
||||
registry *tenant.Registry
|
||||
}
|
||||
|
||||
func NewOrchestrator(registry *tenant.Registry) *Orchestrator {
|
||||
return &Orchestrator{registry: registry}
|
||||
}
|
||||
|
||||
const ensureTableSQL = `
|
||||
CREATE TABLE IF NOT EXISTS schema_migrations (
|
||||
version TEXT PRIMARY KEY,
|
||||
applied_at TIMESTAMPTZ NOT NULL DEFAULT now(),
|
||||
success BOOLEAN NOT NULL,
|
||||
error TEXT
|
||||
);`
|
||||
|
||||
// RolloutAll wendet migrations auf JEDE registrierte Tenant-Datenbank an.
|
||||
// Jeder Tenant laeuft unabhaengig — ein Fehlschlag bei einem Mandanten wird
|
||||
// im jeweiligen TenantResult festgehalten und blockiert die uebrigen nicht
|
||||
// (Akzeptanzkriterium 1 + 2).
|
||||
func (o *Orchestrator) RolloutAll(ctx context.Context, migrations []Migration) ([]TenantResult, error) {
|
||||
tenants, err := o.registry.List(ctx)
|
||||
if err != nil {
|
||||
return nil, fmt.Errorf("tenants fuer rollout auflisten: %w", err)
|
||||
}
|
||||
|
||||
results := make([]TenantResult, 0, len(tenants))
|
||||
for _, t := range tenants {
|
||||
results = append(results, o.rolloutForTenant(ctx, t, migrations))
|
||||
}
|
||||
return results, nil
|
||||
}
|
||||
|
||||
func (o *Orchestrator) rolloutForTenant(ctx context.Context, t tenant.Tenant, migrations []Migration) TenantResult {
|
||||
result := TenantResult{TenantSlug: t.Slug}
|
||||
|
||||
pool, err := pgxpool.New(ctx, t.DBDSN)
|
||||
if err != nil {
|
||||
result.Err = fmt.Errorf("verbindung zu tenant %q: %w", t.Slug, err)
|
||||
return result
|
||||
}
|
||||
defer pool.Close()
|
||||
|
||||
if _, err := pool.Exec(ctx, ensureTableSQL); err != nil {
|
||||
result.Err = fmt.Errorf("schema_migrations anlegen fuer tenant %q: %w", t.Slug, err)
|
||||
return result
|
||||
}
|
||||
|
||||
for _, m := range migrations {
|
||||
alreadyApplied, err := isAlreadySuccessful(ctx, pool, m.Version)
|
||||
if err != nil {
|
||||
result.Err = fmt.Errorf("migrationsstand lesen fuer tenant %q, version %q: %w", t.Slug, m.Version, err)
|
||||
return result
|
||||
}
|
||||
if alreadyApplied {
|
||||
continue // Akzeptanzkriterium 3 / Pruefung 3: keine erneute Anwendung.
|
||||
}
|
||||
|
||||
_, execErr := pool.Exec(ctx, m.SQL)
|
||||
if execErr != nil {
|
||||
recordAttempt(ctx, pool, m.Version, false, execErr.Error())
|
||||
result.FailedAt = m.Version
|
||||
result.Err = fmt.Errorf("migration %q fuer tenant %q fehlgeschlagen: %w", m.Version, t.Slug, execErr)
|
||||
return result // spaetere Migrationen bauen typischerweise auf dieser auf — Abbruch NUR fuer diesen Tenant.
|
||||
}
|
||||
|
||||
recordAttempt(ctx, pool, m.Version, true, "")
|
||||
result.Applied = append(result.Applied, m.Version)
|
||||
}
|
||||
|
||||
return result
|
||||
}
|
||||
|
||||
func isAlreadySuccessful(ctx context.Context, pool *pgxpool.Pool, version string) (bool, error) {
|
||||
var success bool
|
||||
err := pool.QueryRow(ctx, `SELECT success FROM schema_migrations WHERE version = $1`, version).Scan(&success)
|
||||
if err != nil {
|
||||
if errors.Is(err, pgx.ErrNoRows) {
|
||||
return false, nil
|
||||
}
|
||||
return false, err
|
||||
}
|
||||
return success, nil
|
||||
}
|
||||
|
||||
func recordAttempt(ctx context.Context, pool *pgxpool.Pool, version string, success bool, errMsg string) {
|
||||
var errVal *string
|
||||
if errMsg != "" {
|
||||
errVal = &errMsg
|
||||
}
|
||||
_, _ = pool.Exec(ctx, `
|
||||
INSERT INTO schema_migrations (version, applied_at, success, error)
|
||||
VALUES ($1, now(), $2, $3)
|
||||
ON CONFLICT (version) DO UPDATE SET applied_at = now(), success = $2, error = $3
|
||||
`, version, success, errVal)
|
||||
}
|
||||
|
||||
// Status liefert den Migrationsstand eines einzelnen Tenants (Akzeptanzkriterium 3).
|
||||
func (o *Orchestrator) Status(ctx context.Context, tenantSlug string) ([]MigrationStatus, error) {
|
||||
t, err := o.registry.GetBySlug(ctx, tenantSlug)
|
||||
if err != nil {
|
||||
return nil, fmt.Errorf("tenant %q nicht gefunden: %w", tenantSlug, err)
|
||||
}
|
||||
|
||||
pool, err := pgxpool.New(ctx, t.DBDSN)
|
||||
if err != nil {
|
||||
return nil, fmt.Errorf("verbindung zu tenant %q: %w", tenantSlug, err)
|
||||
}
|
||||
defer pool.Close()
|
||||
|
||||
rows, err := pool.Query(ctx, `
|
||||
SELECT version, applied_at, success, COALESCE(error, '')
|
||||
FROM schema_migrations ORDER BY version
|
||||
`)
|
||||
if err != nil {
|
||||
return nil, fmt.Errorf("migrationsstand abfragen: %w", err)
|
||||
}
|
||||
defer rows.Close()
|
||||
|
||||
var out []MigrationStatus
|
||||
for rows.Next() {
|
||||
var s MigrationStatus
|
||||
if err := rows.Scan(&s.Version, &s.AppliedAt, &s.Success, &s.Error); err != nil {
|
||||
return nil, fmt.Errorf("migrationsstand lesen: %w", err)
|
||||
}
|
||||
out = append(out, s)
|
||||
}
|
||||
return out, rows.Err()
|
||||
}
|
||||
@@ -0,0 +1,238 @@
|
||||
package migrate
|
||||
|
||||
import (
|
||||
"context"
|
||||
"fmt"
|
||||
"os"
|
||||
"strings"
|
||||
"testing"
|
||||
|
||||
"github.com/jackc/pgx/v5/pgxpool"
|
||||
|
||||
"gitea.perlbach24.de/scripte/nexarch/internal/tenant"
|
||||
)
|
||||
|
||||
func TestLoadMigrations_SortsByFilename(t *testing.T) {
|
||||
dir := t.TempDir()
|
||||
writeFile(t, dir, "0002_second.up.sql", "SELECT 2;")
|
||||
writeFile(t, dir, "0001_first.up.sql", "SELECT 1;")
|
||||
writeFile(t, dir, "0001_first.down.sql", "SELECT 'ignored';") // muss ignoriert werden
|
||||
|
||||
migrations, err := LoadMigrations(dir)
|
||||
if err != nil {
|
||||
t.Fatalf("load: %v", err)
|
||||
}
|
||||
if len(migrations) != 2 {
|
||||
t.Fatalf("erwartet 2 migrationen, habe %d", len(migrations))
|
||||
}
|
||||
if migrations[0].Version != "0001_first" || migrations[1].Version != "0002_second" {
|
||||
t.Fatalf("unerwartete reihenfolge: %+v", migrations)
|
||||
}
|
||||
}
|
||||
|
||||
func writeFile(t *testing.T, dir, name, content string) {
|
||||
t.Helper()
|
||||
if err := os.WriteFile(dir+"/"+name, []byte(content), 0o644); err != nil {
|
||||
t.Fatalf("write %s: %v", name, err)
|
||||
}
|
||||
}
|
||||
|
||||
func setupOrchestratorTest(t *testing.T, tenantCount int) (*Orchestrator, []tenant.Tenant, *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()
|
||||
|
||||
adminPool, err := pgxpool.New(ctx, adminDSN)
|
||||
if err != nil {
|
||||
t.Fatalf("admin pool: %v", err)
|
||||
}
|
||||
registryPool, err := pgxpool.New(ctx, adminDSN)
|
||||
if err != nil {
|
||||
t.Fatalf("registry pool: %v", err)
|
||||
}
|
||||
if _, err := registryPool.Exec(ctx, `
|
||||
CREATE TABLE IF NOT EXISTS tenants (
|
||||
id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
|
||||
slug TEXT NOT NULL UNIQUE,
|
||||
name TEXT NOT NULL,
|
||||
db_name TEXT NOT NULL UNIQUE,
|
||||
db_dsn TEXT NOT NULL,
|
||||
status TEXT NOT NULL DEFAULT 'active',
|
||||
created_at TIMESTAMPTZ NOT NULL DEFAULT now()
|
||||
)`); err != nil {
|
||||
t.Fatalf("registry-schema: %v", err)
|
||||
}
|
||||
|
||||
registry := tenant.NewRegistry(registryPool)
|
||||
dsnTemplate := strings.Replace(adminDSN, "/postgres?", "/%s?", 1)
|
||||
provisioner := tenant.NewProvisioner(adminPool, registry, dsnTemplate)
|
||||
|
||||
var tenants []tenant.Tenant
|
||||
var slugs []string
|
||||
for i := 0; i < tenantCount; i++ {
|
||||
slug := fmt.Sprintf("mig_t%d", i)
|
||||
slugs = append(slugs, slug)
|
||||
tn, err := provisioner.Provision(ctx, slug, slug)
|
||||
if err != nil {
|
||||
t.Fatalf("provision %s: %v", slug, err)
|
||||
}
|
||||
tenants = append(tenants, tn)
|
||||
}
|
||||
|
||||
orchestrator := NewOrchestrator(registry)
|
||||
|
||||
cleanup := func() {
|
||||
for _, slug := range slugs {
|
||||
_, _ = adminPool.Exec(ctx, fmt.Sprintf(`DROP DATABASE IF EXISTS %q`, "tenant_"+slug))
|
||||
}
|
||||
_, _ = registryPool.Exec(ctx, `DELETE FROM tenants WHERE slug = ANY($1)`, slugs)
|
||||
registryPool.Close()
|
||||
adminPool.Close()
|
||||
}
|
||||
return orchestrator, tenants, adminPool, cleanup
|
||||
}
|
||||
|
||||
// Akzeptanzkriterium 1 + 2 + Pruefung 1: Rollout gegen mehrere Tenants, einer
|
||||
// davon absichtlich inkompatibel — die anderen laufen trotzdem durch.
|
||||
func TestRolloutAll_IsolatesFailurePerTenant(t *testing.T) {
|
||||
orchestrator, tenants, _, cleanup := setupOrchestratorTest(t, 3)
|
||||
defer cleanup()
|
||||
ctx := context.Background()
|
||||
|
||||
migrations := []Migration{
|
||||
{Version: "0001_demo_a", SQL: "CREATE TABLE demo_a (id INT);"},
|
||||
{Version: "0002_demo_b", SQL: "CREATE TABLE demo_b (id INT);"},
|
||||
}
|
||||
|
||||
// tenants[1] absichtlich inkompatibel machen: demo_b existiert schon,
|
||||
// migration 0002 schlaegt dort mit "already exists" fehl.
|
||||
badTenant := tenants[1]
|
||||
badPool, err := pgxpool.New(ctx, badTenant.DBDSN)
|
||||
if err != nil {
|
||||
t.Fatalf("connect bad tenant: %v", err)
|
||||
}
|
||||
if _, err := badPool.Exec(ctx, "CREATE TABLE demo_b (id INT);"); err != nil {
|
||||
t.Fatalf("inkompatiblen zustand vorbereiten: %v", err)
|
||||
}
|
||||
badPool.Close()
|
||||
|
||||
results, err := orchestrator.RolloutAll(ctx, migrations)
|
||||
if err != nil {
|
||||
t.Fatalf("rollout: %v", err)
|
||||
}
|
||||
if len(results) != 3 {
|
||||
t.Fatalf("erwartet 3 ergebnisse, habe %d", len(results))
|
||||
}
|
||||
|
||||
byslug := map[string]TenantResult{}
|
||||
for _, r := range results {
|
||||
byslug[r.TenantSlug] = r
|
||||
}
|
||||
|
||||
good0 := byslug[tenants[0].Slug]
|
||||
if good0.Err != nil || len(good0.Applied) != 2 {
|
||||
t.Fatalf("tenant[0] sollte beide migrationen erhalten, habe %+v", good0)
|
||||
}
|
||||
good2 := byslug[tenants[2].Slug]
|
||||
if good2.Err != nil || len(good2.Applied) != 2 {
|
||||
t.Fatalf("tenant[2] sollte beide migrationen erhalten, habe %+v", good2)
|
||||
}
|
||||
|
||||
bad := byslug[badTenant.Slug]
|
||||
if bad.Err == nil {
|
||||
t.Fatal("erwartet fehler fuer den inkompatiblen tenant")
|
||||
}
|
||||
if bad.FailedAt != "0002_demo_b" {
|
||||
t.Fatalf("failedAt = %q, want 0002_demo_b", bad.FailedAt)
|
||||
}
|
||||
if len(bad.Applied) != 1 || bad.Applied[0] != "0001_demo_a" {
|
||||
t.Fatalf("erwartet dass 0001_demo_a trotzdem erfolgreich war, habe %+v", bad.Applied)
|
||||
}
|
||||
}
|
||||
|
||||
// Akzeptanzkriterium 3 + Pruefung 2: Migrationsstand-Abfrage liefert fuer
|
||||
// jeden Tenant den korrekten, unabhaengigen Stand.
|
||||
func TestStatus_ReflectsPerTenantState(t *testing.T) {
|
||||
orchestrator, tenants, _, cleanup := setupOrchestratorTest(t, 1)
|
||||
defer cleanup()
|
||||
ctx := context.Background()
|
||||
|
||||
migrations := []Migration{
|
||||
{Version: "0001_ok", SQL: "CREATE TABLE ok_table (id INT);"},
|
||||
{Version: "0002_fail", SQL: "SELECT this_column_does_not_exist FROM ok_table;"},
|
||||
}
|
||||
|
||||
if _, err := orchestrator.RolloutAll(ctx, migrations); err != nil {
|
||||
t.Fatalf("rollout: %v", err)
|
||||
}
|
||||
|
||||
status, err := orchestrator.Status(ctx, tenants[0].Slug)
|
||||
if err != nil {
|
||||
t.Fatalf("status: %v", err)
|
||||
}
|
||||
if len(status) != 2 {
|
||||
t.Fatalf("erwartet 2 status-eintraege, habe %d", len(status))
|
||||
}
|
||||
if !status[0].Success || status[0].Version != "0001_ok" {
|
||||
t.Fatalf("status[0] unerwartet: %+v", status[0])
|
||||
}
|
||||
if status[1].Success || status[1].Version != "0002_fail" || status[1].Error == "" {
|
||||
t.Fatalf("status[1] sollte fehlgeschlagen sein mit fehlertext: %+v", status[1])
|
||||
}
|
||||
}
|
||||
|
||||
// Pruefung 3: wiederholter Rollout-Versuch wendet bereits erfolgreiche
|
||||
// Migrationen NICHT erneut an und kann die zuvor fehlgeschlagene nachholen,
|
||||
// sobald die Ursache behoben ist.
|
||||
func TestRolloutAll_RetryDoesNotReapplySuccessful(t *testing.T) {
|
||||
orchestrator, tenants, _, cleanup := setupOrchestratorTest(t, 1)
|
||||
defer cleanup()
|
||||
ctx := context.Background()
|
||||
|
||||
// 0002 schlaegt beim ersten Versuch fehl, weil demo_conflict schon
|
||||
// existiert (wir legen sie vorher an, um den Fehlschlag zu erzwingen).
|
||||
pool, err := pgxpool.New(ctx, tenants[0].DBDSN)
|
||||
if err != nil {
|
||||
t.Fatalf("connect: %v", err)
|
||||
}
|
||||
if _, err := pool.Exec(ctx, "CREATE TABLE demo_conflict (id INT);"); err != nil {
|
||||
t.Fatalf("vorbedingung: %v", err)
|
||||
}
|
||||
|
||||
migrations := []Migration{
|
||||
{Version: "0001_ok", SQL: "CREATE TABLE demo_first (id INT);"}, // OHNE IF NOT EXISTS,
|
||||
// damit ein erneutes Anwenden nachweislich fehlschlagen wuerde.
|
||||
{Version: "0002_conflict", SQL: "CREATE TABLE demo_conflict (id INT);"},
|
||||
}
|
||||
|
||||
firstRun, err := orchestrator.RolloutAll(ctx, migrations)
|
||||
if err != nil {
|
||||
t.Fatalf("rollout 1: %v", err)
|
||||
}
|
||||
if firstRun[0].FailedAt != "0002_conflict" {
|
||||
t.Fatalf("erwartet fehlschlag bei 0002_conflict im ersten lauf, habe %+v", firstRun[0])
|
||||
}
|
||||
|
||||
// Ursache beheben.
|
||||
if _, err := pool.Exec(ctx, "DROP TABLE demo_conflict;"); err != nil {
|
||||
t.Fatalf("ursache beheben: %v", err)
|
||||
}
|
||||
pool.Close()
|
||||
|
||||
secondRun, err := orchestrator.RolloutAll(ctx, migrations)
|
||||
if err != nil {
|
||||
t.Fatalf("rollout 2: %v", err)
|
||||
}
|
||||
// Waere 0001_ok erneut angewendet worden ("CREATE TABLE demo_first" ohne
|
||||
// IF NOT EXISTS), haette das einen Fehler erzeugt statt eines sauberen
|
||||
// Applied-Eintrags fuer 0002_conflict.
|
||||
if secondRun[0].Err != nil {
|
||||
t.Fatalf("zweiter lauf sollte fehlerfrei sein, habe %+v", secondRun[0])
|
||||
}
|
||||
if len(secondRun[0].Applied) != 1 || secondRun[0].Applied[0] != "0002_conflict" {
|
||||
t.Fatalf("erwartet nur 0002_conflict im zweiten lauf angewendet, habe %+v", secondRun[0].Applied)
|
||||
}
|
||||
}
|
||||
@@ -0,0 +1,45 @@
|
||||
package tenant
|
||||
|
||||
import (
|
||||
"encoding/json"
|
||||
"net/http"
|
||||
)
|
||||
|
||||
// Handler ist eine schlanke Vorbereitung der Schnittstelle fuer API-01
|
||||
// (REST-API-Grundgerüst & Versionierung) und TEN-02 (Self-Service-Onboarding).
|
||||
// Auth/Rate-Limiting/Versionierung selbst sind ausdruecklich nicht Teil von
|
||||
// TEN-01 und werden dort nachgezogen.
|
||||
type Handler struct {
|
||||
provisioner *Provisioner
|
||||
}
|
||||
|
||||
func NewHandler(p *Provisioner) *Handler {
|
||||
return &Handler{provisioner: p}
|
||||
}
|
||||
|
||||
type createTenantRequest struct {
|
||||
Slug string `json:"slug"`
|
||||
Name string `json:"name"`
|
||||
}
|
||||
|
||||
func (h *Handler) CreateTenant(w http.ResponseWriter, r *http.Request) {
|
||||
var req createTenantRequest
|
||||
if err := json.NewDecoder(r.Body).Decode(&req); err != nil {
|
||||
http.Error(w, "ungueltige Anfrage", http.StatusBadRequest)
|
||||
return
|
||||
}
|
||||
|
||||
t, err := h.provisioner.Provision(r.Context(), req.Slug, req.Name)
|
||||
if err != nil {
|
||||
if err == ErrInvalidSlug {
|
||||
http.Error(w, err.Error(), http.StatusBadRequest)
|
||||
return
|
||||
}
|
||||
http.Error(w, "tenant konnte nicht angelegt werden", http.StatusInternalServerError)
|
||||
return
|
||||
}
|
||||
|
||||
w.Header().Set("Content-Type", "application/json")
|
||||
w.WriteHeader(http.StatusCreated)
|
||||
_ = json.NewEncoder(w).Encode(t)
|
||||
}
|
||||
@@ -0,0 +1,78 @@
|
||||
package tenant
|
||||
|
||||
import (
|
||||
"context"
|
||||
"fmt"
|
||||
|
||||
"github.com/jackc/pgx/v5/pgxpool"
|
||||
)
|
||||
|
||||
// Provisioner legt fuer jeden neuen Mandanten eine vollstaendig isolierte
|
||||
// PostgreSQL-Datenbank an und registriert sie transaktional in der Registry
|
||||
// (Akzeptanzkriterium 2). Zwei Mandanten-Datenbanken sind danach auf
|
||||
// Infrastrukturebene komplett getrennt (Akzeptanzkriterium 3).
|
||||
type Provisioner struct {
|
||||
// adminPool ist mit der Wartungsdatenbank (z. B. "postgres") verbunden
|
||||
// und wird ausschliesslich fuer CREATE/DROP DATABASE verwendet, da diese
|
||||
// Befehle in PostgreSQL nicht in einer Transaktion laufen koennen.
|
||||
adminPool *pgxpool.Pool
|
||||
registry *Registry
|
||||
// dsnTemplate enthaelt genau ein "%s" als Platzhalter fuer den
|
||||
// Datenbanknamen, z. B. "postgresql://user:pass@host:5432/%s?sslmode=disable".
|
||||
dsnTemplate string
|
||||
}
|
||||
|
||||
func NewProvisioner(adminPool *pgxpool.Pool, registry *Registry, dsnTemplate string) *Provisioner {
|
||||
return &Provisioner{adminPool: adminPool, registry: registry, dsnTemplate: dsnTemplate}
|
||||
}
|
||||
|
||||
// Provision legt die Tenant-Datenbank an und registriert sie. Schlaegt die
|
||||
// Registrierung fehl, wird die bereits angelegte Datenbank wieder entfernt,
|
||||
// damit kein verwaister, unregistrierter Tenant zurueckbleibt.
|
||||
func (p *Provisioner) Provision(ctx context.Context, slug, name string) (Tenant, error) {
|
||||
if err := ValidateSlug(slug); err != nil {
|
||||
return Tenant{}, err
|
||||
}
|
||||
|
||||
dbName := dbNameForSlug(slug)
|
||||
|
||||
// CREATE DATABASE erlaubt keine Parameter-Platzhalter; slug ist durch
|
||||
// ValidateSlug bereits auf [a-z0-9_] beschraenkt, Injektion ausgeschlossen.
|
||||
if _, err := p.adminPool.Exec(ctx, fmt.Sprintf(`CREATE DATABASE %q`, dbName)); err != nil {
|
||||
return Tenant{}, fmt.Errorf("tenant-datenbank anlegen: %w", err)
|
||||
}
|
||||
|
||||
t := Tenant{
|
||||
Slug: slug,
|
||||
Name: name,
|
||||
DBName: dbName,
|
||||
DBDSN: fmt.Sprintf(p.dsnTemplate, dbName),
|
||||
Status: StatusActive,
|
||||
}
|
||||
|
||||
tx, err := p.registry.pool.Begin(ctx)
|
||||
if err != nil {
|
||||
p.rollbackDatabase(ctx, dbName)
|
||||
return Tenant{}, fmt.Errorf("registry-transaktion starten: %w", err)
|
||||
}
|
||||
|
||||
created, err := p.registry.insertTx(ctx, tx, t)
|
||||
if err != nil {
|
||||
_ = tx.Rollback(ctx)
|
||||
p.rollbackDatabase(ctx, dbName)
|
||||
return Tenant{}, err
|
||||
}
|
||||
|
||||
if err := tx.Commit(ctx); err != nil {
|
||||
p.rollbackDatabase(ctx, dbName)
|
||||
return Tenant{}, fmt.Errorf("registry-transaktion committen: %w", err)
|
||||
}
|
||||
|
||||
return created, nil
|
||||
}
|
||||
|
||||
// rollbackDatabase entfernt eine bereits angelegte Tenant-Datenbank, wenn die
|
||||
// Registrierung fehlschlug, damit Provisioning insgesamt atomar wirkt.
|
||||
func (p *Provisioner) rollbackDatabase(ctx context.Context, dbName string) {
|
||||
_, _ = p.adminPool.Exec(ctx, fmt.Sprintf(`DROP DATABASE IF EXISTS %q`, dbName))
|
||||
}
|
||||
@@ -0,0 +1,105 @@
|
||||
package tenant
|
||||
|
||||
import (
|
||||
"context"
|
||||
"os"
|
||||
"strings"
|
||||
"testing"
|
||||
|
||||
"github.com/jackc/pgx/v5/pgxpool"
|
||||
)
|
||||
|
||||
// Integrationstest fuer Akzeptanzkriterien 2 und 3. Benoetigt eine echte
|
||||
// Postgres-Instanz und wird ohne TEST_ADMIN_DSN uebersprungen, nicht als
|
||||
// fehlgeschlagen gewertet — siehe Pruefungen-Ergebnis im PR.
|
||||
//
|
||||
// TEST_ADMIN_DSN muss auf die Wartungsdatenbank zeigen, z. B.:
|
||||
//
|
||||
// postgresql://postgres:postgres@localhost:5432/postgres?sslmode=disable
|
||||
func TestProvision_CreatesIsolatedDatabases(t *testing.T) {
|
||||
adminDSN := os.Getenv("TEST_ADMIN_DSN")
|
||||
if adminDSN == "" {
|
||||
t.Skip("TEST_ADMIN_DSN nicht gesetzt, Integrationstest uebersprungen")
|
||||
}
|
||||
ctx := context.Background()
|
||||
|
||||
adminPool, err := pgxpool.New(ctx, adminDSN)
|
||||
if err != nil {
|
||||
t.Fatalf("admin pool: %v", err)
|
||||
}
|
||||
defer adminPool.Close()
|
||||
|
||||
registryPool, err := pgxpool.New(ctx, adminDSN)
|
||||
if err != nil {
|
||||
t.Fatalf("registry pool: %v", err)
|
||||
}
|
||||
defer registryPool.Close()
|
||||
|
||||
if _, err := registryPool.Exec(ctx, `
|
||||
CREATE TABLE IF NOT EXISTS tenants (
|
||||
id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
|
||||
slug TEXT NOT NULL UNIQUE,
|
||||
name TEXT NOT NULL,
|
||||
db_name TEXT NOT NULL UNIQUE,
|
||||
db_dsn TEXT NOT NULL,
|
||||
status TEXT NOT NULL DEFAULT 'active',
|
||||
created_at TIMESTAMPTZ NOT NULL DEFAULT now()
|
||||
)`); err != nil {
|
||||
t.Fatalf("registry-schema: %v", err)
|
||||
}
|
||||
|
||||
dsnTemplate := strings.Replace(adminDSN, "/postgres?", "/%s?", 1)
|
||||
registry := NewRegistry(registryPool)
|
||||
provisioner := NewProvisioner(adminPool, registry, dsnTemplate)
|
||||
|
||||
t.Cleanup(func() {
|
||||
_, _ = registryPool.Exec(ctx, `DELETE FROM tenants WHERE slug IN ('acme','globex')`)
|
||||
_, _ = adminPool.Exec(ctx, `DROP DATABASE IF EXISTS tenant_acme`)
|
||||
_, _ = adminPool.Exec(ctx, `DROP DATABASE IF EXISTS tenant_globex`)
|
||||
})
|
||||
|
||||
tenantA, err := provisioner.Provision(ctx, "acme", "Acme GmbH")
|
||||
if err != nil {
|
||||
t.Fatalf("provision acme: %v", err)
|
||||
}
|
||||
tenantB, err := provisioner.Provision(ctx, "globex", "Globex AG")
|
||||
if err != nil {
|
||||
t.Fatalf("provision globex: %v", err)
|
||||
}
|
||||
|
||||
if tenantA.DBName == tenantB.DBName {
|
||||
t.Fatalf("erwartet unterschiedliche db_name, beide sind %q", tenantA.DBName)
|
||||
}
|
||||
|
||||
// Akzeptanzkriterium 3 / Pruefung 3: In der Datenbank von Tenant A existiert
|
||||
// keine Verbindungsmoeglichkeit zu Tenant B, weil beide physisch getrennte
|
||||
// Datenbanken sind, statt sich auf einen Query-Filter zu verlassen.
|
||||
poolA, err := pgxpool.New(ctx, tenantA.DBDSN)
|
||||
if err != nil {
|
||||
t.Fatalf("connect tenant a: %v", err)
|
||||
}
|
||||
defer poolA.Close()
|
||||
|
||||
var globexVisible bool
|
||||
err = poolA.QueryRow(ctx, `
|
||||
SELECT EXISTS (
|
||||
SELECT 1 FROM pg_catalog.pg_database WHERE datname = $1
|
||||
)
|
||||
`, tenantB.DBName).Scan(&globexVisible)
|
||||
if err != nil {
|
||||
t.Fatalf("pruefung tenant-trennung: %v", err)
|
||||
}
|
||||
// pg_database ist clusterweit sichtbar (Existenz der DB), aber die
|
||||
// eigentliche Pruefung ist: aus poolA (verbunden mit tenant_acme) ist keine
|
||||
// Tabelle/Zeile aus tenant_globex erreichbar, da current_database() getrennt ist.
|
||||
var currentDB string
|
||||
if err := poolA.QueryRow(ctx, `SELECT current_database()`).Scan(¤tDB); err != nil {
|
||||
t.Fatalf("current_database: %v", err)
|
||||
}
|
||||
if currentDB != tenantA.DBName {
|
||||
t.Fatalf("current_database() = %q, want %q — keine physische Trennung", currentDB, tenantA.DBName)
|
||||
}
|
||||
if currentDB == tenantB.DBName {
|
||||
t.Fatalf("tenant a verbindung zeigt auf tenant b datenbank")
|
||||
}
|
||||
}
|
||||
@@ -0,0 +1,69 @@
|
||||
package tenant
|
||||
|
||||
import (
|
||||
"context"
|
||||
"fmt"
|
||||
|
||||
"github.com/jackc/pgx/v5"
|
||||
"github.com/jackc/pgx/v5/pgxpool"
|
||||
)
|
||||
|
||||
// Registry kapselt den Zugriff auf die Control-Plane-Registry-Datenbank.
|
||||
// Sie enthaelt ausschliesslich Tenant-Metadaten (Akzeptanzkriterium 1) —
|
||||
// niemals Geschaeftsdaten eines Mandanten.
|
||||
type Registry struct {
|
||||
pool *pgxpool.Pool
|
||||
}
|
||||
|
||||
func NewRegistry(pool *pgxpool.Pool) *Registry {
|
||||
return &Registry{pool: pool}
|
||||
}
|
||||
|
||||
// insertTx schreibt den Tenant-Datensatz innerhalb einer laufenden Transaktion,
|
||||
// damit Provisioner.Provision DB-Anlage und Registrierung atomar behandeln kann.
|
||||
func (r *Registry) insertTx(ctx context.Context, tx pgx.Tx, t Tenant) (Tenant, error) {
|
||||
row := tx.QueryRow(ctx, `
|
||||
INSERT INTO tenants (slug, name, db_name, db_dsn, status)
|
||||
VALUES ($1, $2, $3, $4, $5)
|
||||
RETURNING id, created_at
|
||||
`, t.Slug, t.Name, t.DBName, t.DBDSN, t.Status)
|
||||
|
||||
if err := row.Scan(&t.ID, &t.CreatedAt); err != nil {
|
||||
return Tenant{}, fmt.Errorf("tenant registrieren: %w", err)
|
||||
}
|
||||
return t, nil
|
||||
}
|
||||
|
||||
func (r *Registry) GetBySlug(ctx context.Context, slug string) (Tenant, error) {
|
||||
var t Tenant
|
||||
row := r.pool.QueryRow(ctx, `
|
||||
SELECT id, slug, name, db_name, db_dsn, status, created_at
|
||||
FROM tenants WHERE slug = $1
|
||||
`, slug)
|
||||
|
||||
if err := row.Scan(&t.ID, &t.Slug, &t.Name, &t.DBName, &t.DBDSN, &t.Status, &t.CreatedAt); err != nil {
|
||||
return Tenant{}, fmt.Errorf("tenant laden: %w", err)
|
||||
}
|
||||
return t, nil
|
||||
}
|
||||
|
||||
func (r *Registry) List(ctx context.Context) ([]Tenant, error) {
|
||||
rows, err := r.pool.Query(ctx, `
|
||||
SELECT id, slug, name, db_name, db_dsn, status, created_at
|
||||
FROM tenants ORDER BY created_at
|
||||
`)
|
||||
if err != nil {
|
||||
return nil, fmt.Errorf("tenants auflisten: %w", err)
|
||||
}
|
||||
defer rows.Close()
|
||||
|
||||
var out []Tenant
|
||||
for rows.Next() {
|
||||
var t Tenant
|
||||
if err := rows.Scan(&t.ID, &t.Slug, &t.Name, &t.DBName, &t.DBDSN, &t.Status, &t.CreatedAt); err != nil {
|
||||
return nil, fmt.Errorf("tenant lesen: %w", err)
|
||||
}
|
||||
out = append(out, t)
|
||||
}
|
||||
return out, rows.Err()
|
||||
}
|
||||
@@ -0,0 +1,42 @@
|
||||
// Package tenant implements Core TEN-01: die Control-Plane-Registry und die
|
||||
// Provisioning-Routine fuer physisch getrennte Mandanten-Datenbanken (Modell C).
|
||||
package tenant
|
||||
|
||||
import (
|
||||
"errors"
|
||||
"regexp"
|
||||
"time"
|
||||
)
|
||||
|
||||
type Status string
|
||||
|
||||
const (
|
||||
StatusActive Status = "active"
|
||||
)
|
||||
|
||||
type Tenant struct {
|
||||
ID string
|
||||
Slug string
|
||||
Name string
|
||||
DBName string
|
||||
DBDSN string
|
||||
Status Status
|
||||
CreatedAt time.Time
|
||||
}
|
||||
|
||||
// slugPattern erzwingt sichere, als SQL-Identifier verwendbare Slugs, damit
|
||||
// der Datenbankname niemals aus unkontrolliertem Nutzereingabe-Text gebaut wird.
|
||||
var slugPattern = regexp.MustCompile(`^[a-z][a-z0-9_]{1,48}$`)
|
||||
|
||||
var ErrInvalidSlug = errors.New("tenant: slug muss mit Kleinbuchstaben beginnen und darf nur [a-z0-9_] enthalten (2-49 Zeichen)")
|
||||
|
||||
func ValidateSlug(slug string) error {
|
||||
if !slugPattern.MatchString(slug) {
|
||||
return ErrInvalidSlug
|
||||
}
|
||||
return nil
|
||||
}
|
||||
|
||||
func dbNameForSlug(slug string) string {
|
||||
return "tenant_" + slug
|
||||
}
|
||||
@@ -0,0 +1,35 @@
|
||||
package tenant
|
||||
|
||||
import "testing"
|
||||
|
||||
func TestValidateSlug(t *testing.T) {
|
||||
cases := []struct {
|
||||
slug string
|
||||
wantErr bool
|
||||
}{
|
||||
{"acme", false},
|
||||
{"acme_gmbh", false},
|
||||
{"a1", false},
|
||||
{"", true},
|
||||
{"a", true},
|
||||
{"1acme", true},
|
||||
{"Acme", true},
|
||||
{"acme-gmbh", true},
|
||||
{"acme;drop table tenants", true},
|
||||
}
|
||||
|
||||
for _, c := range cases {
|
||||
err := ValidateSlug(c.slug)
|
||||
if (err != nil) != c.wantErr {
|
||||
t.Errorf("ValidateSlug(%q) error = %v, wantErr %v", c.slug, err, c.wantErr)
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
func TestDBNameForSlug(t *testing.T) {
|
||||
got := dbNameForSlug("acme")
|
||||
want := "tenant_acme"
|
||||
if got != want {
|
||||
t.Errorf("dbNameForSlug() = %q, want %q", got, want)
|
||||
}
|
||||
}
|
||||
@@ -0,0 +1 @@
|
||||
DROP TABLE IF EXISTS tenants;
|
||||
@@ -1,10 +0,0 @@
|
||||
-- Control-plane registry: tenant list + connection info (Modell C).
|
||||
-- Core TEN-01 (siehe core-kanban).
|
||||
CREATE TABLE tenants (
|
||||
id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
|
||||
slug TEXT NOT NULL UNIQUE,
|
||||
name TEXT NOT NULL,
|
||||
db_dsn TEXT NOT NULL,
|
||||
status TEXT NOT NULL DEFAULT 'active',
|
||||
created_at TIMESTAMPTZ NOT NULL DEFAULT now()
|
||||
);
|
||||
@@ -0,0 +1,14 @@
|
||||
-- Control-plane registry: Tenant-Liste + Verbindungsinformationen (Modell C).
|
||||
-- Enthaelt AUSSCHLIESSLICH Tenant-Metadaten, keine Geschaeftsdaten eines Mandanten.
|
||||
-- Core TEN-01 (siehe core-kanban/tickets/TEN-01.md).
|
||||
CREATE EXTENSION IF NOT EXISTS pgcrypto;
|
||||
|
||||
CREATE TABLE tenants (
|
||||
id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
|
||||
slug TEXT NOT NULL UNIQUE,
|
||||
name TEXT NOT NULL,
|
||||
db_name TEXT NOT NULL UNIQUE,
|
||||
db_dsn TEXT NOT NULL,
|
||||
status TEXT NOT NULL DEFAULT 'active',
|
||||
created_at TIMESTAMPTZ NOT NULL DEFAULT now()
|
||||
);
|
||||
Reference in New Issue
Block a user