Implement offline backup

apis/stash/types.go

@@ -35,6 +35,8 @@ type ResticSpec struct {
 	// Compute Resources required by the sidecar container.
 	Resources         core.ResourceRequirements `json:"resources,omitempty"`
 	RetentionPolicies []RetentionPolicy         `json:"retentionPolicies,omitempty"`
+	// https://github.com/appscode/stash/issues/225
+	Type BackupType `json:"type,omitempty"`
 }
 
 type ResticStatus struct {
@@ -109,6 +111,13 @@ type RestServerSpec struct {
 	URL string `json:"url,omitempty"`
 }
 
+type BackupType string
+
+const (
+	BackupOnline  BackupType = "online"  // default, injects sidecar
+	BackupOffline BackupType = "offline" // injects init container
+)
+
 type RetentionStrategy string
 
 const (

apis/stash/v1alpha1/types.go

@@ -35,6 +35,8 @@ type ResticSpec struct {
 	// Compute Resources required by the sidecar container.
 	Resources         core.ResourceRequirements `json:"resources,omitempty"`
 	RetentionPolicies []RetentionPolicy         `json:"retentionPolicies,omitempty"`
+	// https://github.com/appscode/stash/issues/225
+	Type BackupType `json:"type,omitempty"`
 }
 
 type ResticStatus struct {
@@ -109,6 +111,13 @@ type RestServerSpec struct {
 	URL string `json:"url,omitempty"`
 }
 
+type BackupType string
+
+const (
+	BackupOnline  BackupType = "online"  // default, injects sidecar
+	BackupOffline BackupType = "offline" // injects init container
+)
+
 type RetentionStrategy string
 
 const (

apis/stash/v1alpha1/zz_generated.conversion.go

@@ -439,6 +439,7 @@ func autoConvert_v1alpha1_ResticSpec_To_stash_ResticSpec(in *ResticSpec, out *st
 	out.VolumeMounts = *(*[]v1.VolumeMount)(unsafe.Pointer(&in.VolumeMounts))
 	out.Resources = in.Resources
 	out.RetentionPolicies = *(*[]stash.RetentionPolicy)(unsafe.Pointer(&in.RetentionPolicies))
+	out.Type = stash.BackupType(in.Type)
 	return nil
 }
 
@@ -457,6 +458,7 @@ func autoConvert_stash_ResticSpec_To_v1alpha1_ResticSpec(in *stash.ResticSpec, o
 	out.VolumeMounts = *(*[]v1.VolumeMount)(unsafe.Pointer(&in.VolumeMounts))
 	out.Resources = in.Resources
 	out.RetentionPolicies = *(*[]RetentionPolicy)(unsafe.Pointer(&in.RetentionPolicies))
+	out.Type = BackupType(in.Type)
 	return nil
 }
 

docs/examples/tutorial/recovery.yaml

@@ -5,7 +5,11 @@ metadata:
   namespace: default
 spec:
   restic: stash-demo
+  workload:
+    kind: Deployment
+    name: stash-demo
   volumes:
   - name: source-data
-    emptyDir: {}
+    hostPath:
+      path: /data/stash-test/restic-restored
 

docs/examples/tutorial/restic.yaml

@@ -9,16 +9,19 @@ spec:
       app: stash-demo
   fileGroups:
   - path: /source/data
-    retentionPolicy:
-      keepLast: 5
-      prune: true
+    retentionPolicyName: 'keep-last-5'
   backend:
     local:
       path: /safe/data
       volumeSource:
-        emptyDir: {}
+        hostPath:
+          path: /data/stash-test/restic-repo
     storageSecretName: stash-demo
   schedule: '@every 1m'
   volumeMounts:
   - mountPath: /source/data
     name: source-data
+  retentionPolicies:
+  - name: 'keep-last-5'
+    keepLast: 5
+    prune: true

docs/examples/tutorial/restic_offline.yaml

@@ -0,0 +1,28 @@
+apiVersion: stash.appscode.com/v1alpha1
+kind: Restic
+metadata:
+  name: stash-demo
+  namespace: default
+spec:
+  selector:
+    matchLabels:
+      app: stash-demo
+  type: offline
+  fileGroups:
+  - path: /source/data
+    retentionPolicyName: 'keep-last-5'
+  backend:
+    local:
+      path: /safe/data
+      volumeSource:
+        hostPath:
+          path: /data/stash-test/restic-repo
+    storageSecretName: stash-demo
+  schedule: '@every 5m'
+  volumeMounts:
+  - mountPath: /source/data
+    name: source-data
+  retentionPolicies:
+  - name: 'keep-last-5'
+    keepLast: 5
+    prune: true

hack/deploy/with-rbac.yaml

@@ -25,12 +25,14 @@ rules:
   - apps
   resources:
   - deployments
+  - statefulsets
   verbs: ["get", "list", "watch", "patch"]
 - apiGroups:
   - batch
   resources:
   - jobs
-  verbs: ["get", "create", "delete"]
+  - cronjobs
+  verbs: ["get", "list", "watch", "create", "delete", "patch"]
 - apiGroups:
   - extensions
   resources:
@@ -57,11 +59,13 @@ rules:
 - apiGroups: [""]
   resources:
   - pods
-  verbs: ["list", delete", "deletecollection"]
+  - serviceaccounts
+  verbs: ["get", "create", "list", "delete", "deletecollection"]
 - apiGroups:
   - rbac.authorization.k8s.io
   resources:
   - clusterroles
+  - roles
   - rolebindings
   verbs: ["get", "create", "delete", "patch"]
 ---
@@ -116,7 +120,7 @@ spec:
         - run
         - --v=3
         - --rbac=true
-        image: appscode/stash:0.5.1
+        image: appscode/stash:offline-backup
         ports:
         - containerPort: 56790
           name: http

hack/deploy/without-rbac.yaml

@@ -24,7 +24,7 @@ spec:
         args:
         - run
         - --v=3
-        image: appscode/stash:0.5.1
+        image: appscode/stash:offline-backup
         ports:
         - containerPort: 56790
           name: http

main.go

@@ -3,6 +3,7 @@ package main
 import (
 	"os"
 
+	"github.com/appscode/go/log"
 	logs "github.com/appscode/go/log/golog"
 	_ "github.com/appscode/stash/client/fake"
 	_ "github.com/appscode/stash/client/internalclientset/scheme"
@@ -16,7 +17,8 @@ func main() {
 	defer logs.FlushLogs()
 
 	if err := cmds.NewCmdStash(Version).Execute(); err != nil {
-		os.Exit(1)
+		log.Fatalln("Error in Stash Main:", err)
 	}
+	log.Infoln("Exiting Stash Main")
 	os.Exit(0)
 }