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patrickandClaude Sonnet 5.5 07eb74cadf
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Root-Modul: apierror und httpharden aus common v0.1.0
Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>
2026-10-28 09:37:03 +01:00

87 lines
3.4 KiB
Go

// rbac-admin-api ist der Aufrufpunkt fuer RBAC-07: startet den bereits
// fertigen RBAC-05-Handler (internal/rbac) als eigenstaendigen HTTP-Dienst,
// hinter derselben Session-Auth wie IAM-16 (account-api). QA-15 F-10:
// verifiziert Sitzungen seither per JWKS-Abruf bei account-api (Ed25519,
// nur oeffentlicher Schluessel) statt ueber ein geteiltes HS256-Geheimnis —
// dieser Dienst prueft nur, kann also selbst keine Sitzungen ausstellen.
// Ein weiterhin gesetztes NEXARCH_RBACADMIN_JWT_SECRET bleibt der
// HS256-Uebergangspfad (Akzeptanzkriterium 3), bis alle Instanzen auf
// Ed25519 umgestellt sind. REINES WIRING — keine Aenderung an internal/rbac/.
package main
import (
"context"
"log"
"net/http"
"os"
"time"
"github.com/jackc/pgx/v5/pgxpool"
"gitea.perlbach24.de/scripte/nexarch/common/httpharden"
"gitea.perlbach24.de/scripte/nexarch/internal/auth"
"gitea.perlbach24.de/scripte/nexarch/internal/moduletrust"
"gitea.perlbach24.de/scripte/nexarch/internal/rbac"
)
func requireEnv(name string) string {
v := os.Getenv(name)
if v == "" {
log.Fatalf("%s muss gesetzt sein", name)
}
return v
}
func main() {
dsn := requireEnv("NEXARCH_RBACADMIN_TENANT_DSN")
sessionJWKSURL := requireEnv("NEXARCH_RBACADMIN_SESSION_JWKS_URL")
// Optionaler HS256-Uebergangspfad — MUSS identisch mit
// NEXARCH_ACCOUNT_JWT_SECRET (IAM-16) sein, sonst verwirft dieser Dienst
// gueltige HS256-Sessions von account-api. Ein leerer Wert deaktiviert
// HS256 hier vollstaendig (nur noch Ed25519 per JWKS).
jwtSecret := os.Getenv("NEXARCH_RBACADMIN_JWT_SECRET")
if jwtSecret != "" {
if err := auth.ValidateHS256Secret(jwtSecret); err != nil {
log.Fatalf("NEXARCH_RBACADMIN_JWT_SECRET: %v", err)
}
}
addr := os.Getenv("NEXARCH_RBACADMIN_API_LISTEN_ADDR")
if addr == "" {
addr = "127.0.0.1:8100"
}
ctx := context.Background()
pool, err := pgxpool.New(ctx, dsn)
if err != nil {
log.Fatalf("datenbankverbindung: %v", err)
}
defer pool.Close()
verifier := moduletrust.NewVerifier(moduletrust.DefaultRefreshInterval,
moduletrust.FetchJWKSFromURL(&http.Client{Timeout: 5 * time.Second}, sessionJWKSURL))
tokenIssuer, err := auth.NewVerifyOnlyTokenIssuer(verifier, jwtSecret)
if err != nil {
log.Fatalf("sitzungs-token-pruefer: %v", err)
}
roles := rbac.NewStore(pool)
groups := rbac.NewGroupStore(pool)
handler := rbac.NewHandler(roles, groups)
mux := http.NewServeMux()
mux.HandleFunc("/healthz", func(w http.ResponseWriter, r *http.Request) { w.WriteHeader(http.StatusOK) })
mux.HandleFunc("GET /rbac/roles", auth.RequireAuth(tokenIssuer, handler.ListRoles))
mux.HandleFunc("POST /rbac/users/role", auth.RequireAuth(tokenIssuer, handler.AssignRole))
mux.HandleFunc("GET /rbac/users/{id}/history", auth.RequireAuth(tokenIssuer, handler.RoleHistory))
mux.HandleFunc("GET /rbac/groups", auth.RequireAuth(tokenIssuer, handler.ListGroups))
mux.HandleFunc("POST /rbac/groups", auth.RequireAuth(tokenIssuer, handler.CreateGroup))
mux.HandleFunc("POST /rbac/groups/role", auth.RequireAuth(tokenIssuer, handler.SetGroupRole))
mux.HandleFunc("POST /rbac/groups/members", auth.RequireAuth(tokenIssuer, handler.AddGroupMember))
mux.HandleFunc("POST /rbac/groups/members/remove", auth.RequireAuth(tokenIssuer, handler.RemoveGroupMember))
log.Printf("rbac-admin-api: listening on %s", addr)
if err := httpharden.ListenAndServe(addr, mux); err != nil {
log.Fatalf("http server: %v", err)
}
}