alexlebens/external-snapshotter
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Delete individual volume snapshots as part of the group snapshot delete API and prevent users from deleting individual volume snapshots if it is part of an existing group snapshot

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Also revert commit bb29899ca3.
This commit is contained in:
Raunak Pradip Shah
2023-11-07 11:26:37 +05:30
parent 5ca300ec1e
commit 060ee23d6d
13 changed files with 129 additions and 80 deletions
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18
cmd/csi-snapshotter/main.go
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@@ -79,14 +79,13 @@ var (
kubeAPIQPS = flag.Float64("kube-api-qps", 5, "QPS to use while communicating with the kubernetes apiserver. Defaults to 5.0.")
kubeAPIBurst = flag.Int("kube-api-burst", 10, "Burst to use while communicating with the kubernetes apiserver. Defaults to 10.")
metricsAddress = flag.String("metrics-address", "", "(deprecated) The TCP network address where the prometheus metrics endpoint will listen (example: `:8080`). The default is empty string, which means metrics endpoint is disabled. Only one of `--metrics-address` and `--http-endpoint` can be set.")
httpEndpoint = flag.String("http-endpoint", "", "The TCP network address where the HTTP server for diagnostics, including metrics and leader election health check, will listen (example: `:8080`). The default is empty string, which means the server is disabled. Only one of `--metrics-address` and `--http-endpoint` can be set.")
metricsPath = flag.String("metrics-path", "/metrics", "The HTTP path where prometheus metrics will be exposed. Default is `/metrics`.")
retryIntervalStart = flag.Duration("retry-interval-start", time.Second, "Initial retry interval of failed volume snapshot creation or deletion. It doubles with each failure, up to retry-interval-max. Default is 1 second.")
retryIntervalMax = flag.Duration("retry-interval-max", 5*time.Minute, "Maximum retry interval of failed volume snapshot creation or deletion. Default is 5 minutes.")
enableNodeDeployment = flag.Bool("node-deployment", false, "Enables deploying the sidecar controller together with a CSI driver on nodes to manage snapshots for node-local volumes.")
// TODO(xing-yang): Enable enableVolumeGroupSnapshots when the feature is fully implemented
// enableVolumeGroupSnapshots = flag.Bool("enable-volume-group-snapshots", false, "Enables the volume group snapshot feature, allowing the user to create snapshots of groups of volumes.")
metricsAddress = flag.String("metrics-address", "", "(deprecated) The TCP network address where the prometheus metrics endpoint will listen (example: `:8080`). The default is empty string, which means metrics endpoint is disabled. Only one of `--metrics-address` and `--http-endpoint` can be set.")
httpEndpoint = flag.String("http-endpoint", "", "The TCP network address where the HTTP server for diagnostics, including metrics and leader election health check, will listen (example: `:8080`). The default is empty string, which means the server is disabled. Only one of `--metrics-address` and `--http-endpoint` can be set.")
metricsPath = flag.String("metrics-path", "/metrics", "The HTTP path where prometheus metrics will be exposed. Default is `/metrics`.")
retryIntervalStart = flag.Duration("retry-interval-start", time.Second, "Initial retry interval of failed volume snapshot creation or deletion. It doubles with each failure, up to retry-interval-max. Default is 1 second.")
retryIntervalMax = flag.Duration("retry-interval-max", 5*time.Minute, "Maximum retry interval of failed volume snapshot creation or deletion. Default is 5 minutes.")
enableNodeDeployment = flag.Bool("node-deployment", false, "Enables deploying the sidecar controller together with a CSI driver on nodes to manage snapshots for node-local volumes.")
enableVolumeGroupSnapshots = flag.Bool("enable-volume-group-snapshots", false, "Enables the volume group snapshot feature, allowing the user to create a snapshot of a group of volumes.")
groupSnapshotNamePrefix = flag.String("groupsnapshot-name-prefix", "groupsnapshot", "Prefix to apply to the name of a created group snapshot")
groupSnapshotNameUUIDLength = flag.Int("groupsnapshot-name-uuid-length", -1, "Length in characters for the generated uuid of a created group snapshot. Defaults behavior is to NOT truncate.")
@@ -228,9 +227,6 @@ func main() {
snapShotter := snapshotter.NewSnapshotter(csiConn)
var groupSnapshotter group_snapshotter.GroupSnapshotter
// TODO(xing-yang): Remove the following line when the enableVolumeGroupSnapshots feature is enabled
bEnable := false
enableVolumeGroupSnapshots := &bEnable
if *enableVolumeGroupSnapshots {
supportsCreateVolumeGroupSnapshot, err := supportsGroupControllerCreateVolumeGroupSnapshot(ctx, csiConn)
if err != nil {