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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,127 @@ | ||
| // Copyright 2024 Canonical Ltd. | ||
|
|
||
| package jimm | ||
|
|
||
| import ( | ||
| "context" | ||
| "log/slog" | ||
|
|
||
| "github.com/canonical/jimm/internal/dbmodel" | ||
| "github.com/canonical/jimm/internal/openfga" | ||
| ofganames "github.com/canonical/jimm/internal/openfga/names" | ||
| "github.com/jackc/pgx/v5" | ||
| "github.com/jackc/pgx/v5/pgxpool" | ||
| jujuparams "github.com/juju/juju/rpc/params" | ||
| "github.com/juju/names/v4" | ||
| "github.com/juju/zaputil/zapctx" | ||
| "github.com/riverqueue/river" | ||
| "github.com/riverqueue/river/riverdriver/riverpgxv5" | ||
| "github.com/riverqueue/river/rivermigrate" | ||
| "go.uber.org/zap" | ||
| ) | ||
|
|
||
| type OpenFGAArgs struct { | ||
| client openfga.OFGAClient | ||
| controller *dbmodel.Controller | ||
| model *dbmodel.Model | ||
| owner *dbmodel.User | ||
| modelInfo *jujuparams.ModelInfo | ||
| } | ||
|
|
||
| func (OpenFGAArgs) Kind() string { return "OpenFGA" } | ||
|
|
||
| type OpenFGAWorker struct { | ||
| river.WorkerDefaults[OpenFGAArgs] | ||
| } | ||
|
|
||
| func (w *OpenFGAWorker) Work(ctx context.Context, job *river.Job[OpenFGAArgs]) error { | ||
| model := job.Args.model | ||
| controller := job.Args.controller | ||
| owner := job.Args.owner | ||
| modelInfo := job.Args.modelInfo | ||
| if err := job.Args.client.AddControllerModel( | ||
| ctx, | ||
| controller.ResourceTag(), | ||
| model.ResourceTag(), | ||
| ); err != nil { | ||
| zapctx.Error( | ||
| ctx, | ||
| "failed to add controller-model relation", | ||
| zap.String("controller", controller.UUID), | ||
| zap.String("model", model.UUID.String), | ||
| ) | ||
| return err | ||
| } | ||
| err := openfga.NewUser(owner, &job.Args.client).SetModelAccess(ctx, names.NewModelTag(modelInfo.UUID), ofganames.AdministratorRelation) | ||
| if err != nil { | ||
| zapctx.Error( | ||
| ctx, | ||
| "failed to add administrator relation", | ||
| zap.String("user", owner.Tag().String()), | ||
| zap.String("model", model.UUID.String), | ||
| ) | ||
| return err | ||
| } | ||
| return nil | ||
| } | ||
|
|
||
| func RegisterJimmWorkers(ctx context.Context) *river.Workers { | ||
| workers := river.NewWorkers() | ||
| if err := river.AddWorkerSafely(workers, &OpenFGAWorker{}); err != nil { | ||
| zapctx.Error(ctx, "Failed to register OpenFGA client", zap.Error(err)) | ||
| } | ||
| return workers | ||
| } | ||
|
|
||
| type River struct { | ||
| Client *river.Client[pgx.Tx] | ||
| } | ||
|
|
||
| func doMigration(ctx context.Context, dburl string) { | ||
| var dbPool *pgxpool.Pool | ||
| migrator := rivermigrate.New(riverpgxv5.New(dbPool), nil) | ||
| dbPool, err := pgxpool.New(ctx, dburl) | ||
| if err != nil { | ||
| panic(err) | ||
| } | ||
| defer dbPool.Close() | ||
|
|
||
| tx, err := dbPool.Begin(ctx) | ||
| if err != nil { | ||
| panic(err) | ||
| } | ||
| defer tx.Rollback(ctx) | ||
| _, err = migrator.MigrateTx(ctx, tx, rivermigrate.DirectionUp, nil) | ||
| if err != nil { | ||
| zapctx.Error(ctx, "Failed to apply DB migration", zap.Error(err)) | ||
| } | ||
| } | ||
|
|
||
| func NewRiver(config *river.Config, db_url string, ctx context.Context) *River { | ||
| doMigration(ctx, db_url) | ||
| if config == nil { | ||
| config = &river.Config{ | ||
| RetryPolicy: &river.DefaultClientRetryPolicy{}, | ||
| Queues: map[string]river.QueueConfig{ | ||
| river.QueueDefault: {MaxWorkers: 100}, | ||
| }, | ||
| Logger: slog.Default(), | ||
| Workers: RegisterJimmWorkers(ctx), | ||
| } | ||
| } | ||
| dbPool, err := pgxpool.New(ctx, db_url) | ||
| if err != nil { | ||
| zapctx.Error(ctx, "Failed to create db pool", zap.Error(err)) | ||
| } | ||
| riverClient, err := river.NewClient(riverpgxv5.New(dbPool), config) | ||
| if err != nil { | ||
| zapctx.Error(ctx, "Failed to create river client", zap.Error(err)) | ||
| } | ||
| if err := riverClient.Start(ctx); err != nil { | ||
| zapctx.Error(ctx, "FailedFailed to start river client", zap.Error(err)) | ||
| } | ||
| r := River{ | ||
| Client: riverClient, | ||
| } | ||
| return &r | ||
| } |
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