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add support for localfs provider (#34)
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,79 @@ | ||
| package localfs | ||
|
|
||
| import ( | ||
| "context" | ||
| "fmt" | ||
| "log/slog" | ||
| "os" | ||
|
|
||
| "github.com/metal-stack/backup-restore-sidecar/cmd/internal/utils" | ||
| "github.com/metal-stack/backup-restore-sidecar/pkg/constants" | ||
| ) | ||
|
|
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| type LocalFS struct { | ||
| datadir string | ||
| log *slog.Logger | ||
| } | ||
|
|
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| func New(log *slog.Logger, datadir string) *LocalFS { | ||
| return &LocalFS{ | ||
| datadir: datadir, | ||
| log: log, | ||
| } | ||
| } | ||
|
|
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| // Check if Datadir is empty | ||
| func (l *LocalFS) Check(ctx context.Context) (bool, error) { | ||
| empty, err := utils.IsEmpty(l.datadir) | ||
| if err != nil { | ||
| return false, err | ||
| } | ||
| if empty { | ||
| l.log.Info("data directory is empty") | ||
| return true, err | ||
| } | ||
|
|
||
| return false, nil | ||
| } | ||
|
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| // put Datadir into constants.BackupDir directory | ||
| func (l *LocalFS) Backup(ctx context.Context) error { | ||
| if err := os.RemoveAll(constants.BackupDir); err != nil { | ||
| return fmt.Errorf("could not clean backup directory: %w", err) | ||
| } | ||
|
|
||
| if err := os.MkdirAll(constants.BackupDir, 0777); err != nil { | ||
| return fmt.Errorf("could not create backup directory: %w", err) | ||
| } | ||
|
|
||
| if err := utils.CopyFS(constants.BackupDir, os.DirFS(l.datadir)); err != nil { | ||
| return fmt.Errorf("could not copy contents: %w", err) | ||
| } | ||
|
|
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| l.log.Debug("Sucessfully took backup of localfs") | ||
| return nil | ||
| } | ||
|
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| // get data from constants.RestoreDir | ||
| func (l *LocalFS) Recover(ctx context.Context) error { | ||
| if err := utils.RemoveContents(l.datadir); err != nil { | ||
| return fmt.Errorf("Could not cleanup Datadir: %w", err) | ||
| } | ||
|
|
||
| if err := utils.CopyFS(l.datadir, os.DirFS(constants.RestoreDir)); err != nil { | ||
| return fmt.Errorf("could not copy contents: %w", err) | ||
| } | ||
|
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| l.log.Debug("Successfully restored localfs") | ||
| return nil | ||
| } | ||
|
|
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| func (l *LocalFS) Probe(ctx context.Context) error { | ||
| //Nothing to do, not a real Database | ||
| return nil | ||
| } | ||
|
|
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| func (_ *LocalFS) Upgrade(ctx context.Context) error { | ||
| // Nothing to do here | ||
| return nil | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,124 @@ | ||
| # THESE EXAMPLES ARE GENERATED! | ||
| # Use them as a template for your deployment, but do not commit manual changes to these files. | ||
| --- | ||
| apiVersion: apps/v1 | ||
| kind: StatefulSet | ||
| metadata: | ||
| creationTimestamp: null | ||
| labels: | ||
| app: localfs | ||
| name: localfs | ||
| spec: | ||
| replicas: 1 | ||
| selector: | ||
| matchLabels: | ||
| app: localfs | ||
| serviceName: localfs | ||
| template: | ||
| metadata: | ||
| creationTimestamp: null | ||
| labels: | ||
| app: localfs | ||
| spec: | ||
| containers: | ||
| - command: | ||
| - backup-restore-sidecar | ||
| - wait | ||
| image: alpine:3.19 | ||
| name: localfs | ||
| resources: {} | ||
| volumeMounts: | ||
| - mountPath: /data | ||
| name: data | ||
| - mountPath: /usr/local/bin/backup-restore-sidecar | ||
| name: bin-provision | ||
| subPath: backup-restore-sidecar | ||
| - mountPath: /etc/backup-restore-sidecar | ||
| name: backup-restore-sidecar-config | ||
| - command: | ||
| - backup-restore-sidecar | ||
| - start | ||
| - --log-level=debug | ||
| image: alpine:3.19 | ||
| name: backup-restore-sidecar | ||
| ports: | ||
| - containerPort: 8000 | ||
| name: grpc | ||
| resources: {} | ||
| volumeMounts: | ||
| - mountPath: /backup | ||
| name: backup | ||
| - mountPath: /data | ||
| name: data | ||
| - mountPath: /etc/backup-restore-sidecar | ||
| name: backup-restore-sidecar-config | ||
| - mountPath: /usr/local/bin/backup-restore-sidecar | ||
| name: bin-provision | ||
| subPath: backup-restore-sidecar | ||
| initContainers: | ||
| - command: | ||
| - cp | ||
| - /backup-restore-sidecar | ||
| - /bin-provision | ||
| image: ghcr.io/metal-stack/backup-restore-sidecar:latest | ||
| imagePullPolicy: IfNotPresent | ||
| name: backup-restore-sidecar-provider | ||
| resources: {} | ||
| volumeMounts: | ||
| - mountPath: /bin-provision | ||
| name: bin-provision | ||
| volumes: | ||
| - name: data | ||
| persistentVolumeClaim: | ||
| claimName: data | ||
| - name: backup | ||
| persistentVolumeClaim: | ||
| claimName: backup | ||
| - configMap: | ||
| name: backup-restore-sidecar-config-localfs | ||
| name: backup-restore-sidecar-config | ||
| - emptyDir: {} | ||
| name: bin-provision | ||
| updateStrategy: {} | ||
| volumeClaimTemplates: | ||
| - metadata: | ||
| creationTimestamp: null | ||
| name: data | ||
| spec: | ||
| accessModes: | ||
| - ReadWriteOnce | ||
| resources: | ||
| requests: | ||
| storage: 1Gi | ||
| status: {} | ||
| - metadata: | ||
| creationTimestamp: null | ||
| name: backup | ||
| spec: | ||
| accessModes: | ||
| - ReadWriteOnce | ||
| resources: | ||
| requests: | ||
| storage: 1Gi | ||
| status: {} | ||
| status: | ||
| availableReplicas: 0 | ||
| replicas: 0 | ||
| --- | ||
| apiVersion: v1 | ||
| data: | ||
| config.yaml: | | ||
| --- | ||
| bind-addr: 0.0.0.0 | ||
| db: localfs | ||
| db-data-directory: /data/ | ||
| backup-provider: local | ||
| backup-cron-schedule: "*/1 * * * *" | ||
| object-prefix: localfs-test | ||
| redis-addr: localhost:6379 | ||
| post-exec-cmds: | ||
| - tail -f /etc/hosts | ||
| kind: ConfigMap | ||
| metadata: | ||
| creationTimestamp: null | ||
| name: backup-restore-sidecar-config-localfs |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,36 @@ | ||
| //go:build integration | ||
|
|
||
| package integration_test | ||
|
|
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| import ( | ||
| "context" | ||
| "testing" | ||
|
|
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| "github.com/metal-stack/backup-restore-sidecar/pkg/generate/examples/examples" | ||
| "github.com/stretchr/testify/assert" | ||
| "github.com/stretchr/testify/require" | ||
| ) | ||
|
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| func Test_Localfs_Restore(t *testing.T) { | ||
| restoreFlow(t, &flowSpec{ | ||
| databaseType: examples.Localfs, | ||
| sts: examples.LocalfsSts, | ||
| backingResources: examples.LocalfsBackingResources, | ||
| addTestData: addLocalfsTestData, | ||
| verifyTestData: verifyLocalfsTestData, | ||
| }) | ||
| } | ||
|
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| func addLocalfsTestData(t *testing.T, ctx context.Context) { | ||
| namespace := namespaceName(t) | ||
| _, err := execCommand(ctx, "localfs-0", namespace, "backup-restore-sidecar", []string{"sh", "-c", "echo 'I am precious' > /data/test.txt"}) | ||
| require.NoError(t, err) | ||
| } | ||
|
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| func verifyLocalfsTestData(t *testing.T, ctx context.Context) { | ||
| namespace := namespaceName(t) | ||
| resp, err := execCommand(ctx, "localfs-0", namespace, "backup-restore-sidecar", []string{"cat", "/data/test.txt"}) | ||
| require.NoError(t, err) | ||
|
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| assert.Equal(t, "I am precious", resp) | ||
| } |
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