implemented gitops controller + drift detection

internal/models/gitops.go

@@ -0,0 +1,32 @@
+package models
+
+import "time"
+
+// GitOpsConfig links an Environment to a branch that serves as its desired state.
+// When the HEAD SHA of Branch diverges from ActualSHA, the environment is "drifted".
+type GitOpsConfig struct {
+	ID            int64      `xorm:"'id' pk autoincr"                      json:"id"`
+	EnvID         int64      `xorm:"'env_id' unique notnull index"          json:"envId"` // one config per env
+	RepoID        int64      `xorm:"'repo_id' notnull index"               json:"repoId"`
+	Branch        string     `xorm:"'branch' varchar(255) notnull"          json:"branch"`       // source-of-truth branch
+	AutoSync      bool       `xorm:"'auto_sync' default false"              json:"autoSync"`     // create deployment on drift
+	SyncInterval  int        `xorm:"'sync_interval' default 0"              json:"syncInterval"` // seconds; 0 = push-only
+	SyncStatus    string     `xorm:"'sync_status' varchar(20) default 'unknown'" json:"syncStatus"` // unknown/synced/drifted/syncing
+	DesiredSHA    string     `xorm:"'desired_sha' varchar(40)"              json:"desiredSha"` // last known branch HEAD
+	ActualSHA     string     `xorm:"'actual_sha' varchar(40)"               json:"actualSha"`  // SHA of last successful deploy
+	LastCheckedAt *time.Time `xorm:"'last_checked_at'"                      json:"lastCheckedAt"`
+	CreatedAt     time.Time  `xorm:"'created_at' created"                   json:"createdAt"`
+	UpdatedAt     time.Time  `xorm:"'updated_at' updated"                   json:"updatedAt"`
+}
+
+// GitOpsDriftEvent is an append-only record of each drift detection and its resolution.
+type GitOpsDriftEvent struct {
+	ID         int64      `xorm:"'id' pk autoincr"              json:"id"`
+	EnvID      int64      `xorm:"'env_id' notnull index"        json:"envId"`
+	RepoID     int64      `xorm:"'repo_id' notnull index"       json:"repoId"`
+	DesiredSHA string     `xorm:"'desired_sha' varchar(40)"     json:"desiredSha"` // SHA that should be deployed
+	ActualSHA  string     `xorm:"'actual_sha' varchar(40)"      json:"actualSha"`  // SHA actually deployed (empty = never)
+	SyncStatus string     `xorm:"'sync_status' varchar(20)"     json:"syncStatus"` // drifted/synced/acknowledged
+	DetectedAt time.Time  `xorm:"'detected_at' notnull index"   json:"detectedAt"`
+	ResolvedAt *time.Time `xorm:"'resolved_at'"                 json:"resolvedAt"`
+}

internal/models/migrations/001_init.go

@@ -46,5 +46,8 @@ func Run(engine *xorm.Engine) error {
 	if err := Run011(engine); err != nil {
 		return err
 	}
-	return Run012(engine)
+	if err := Run012(engine); err != nil {
+		return err
+	}
+	return Run013(engine)
 }

internal/models/migrations/013_gitops.go

@@ -0,0 +1,13 @@
+package migrations
+
+import (
+	"github.com/forgeo/forgebucket/internal/models"
+	"xorm.io/xorm"
+)
+
+func Run013(engine *xorm.Engine) error {
+	return engine.Sync2(
+		&models.GitOpsConfig{},
+		&models.GitOpsDriftEvent{},
+	)
+}