Add ability to soft delete clusters (#474)

* Add ability to soft delete clusters

Use the detach api to implement this, useful for deleting clusters that were never properly created or deleting w/o draining services if you want to leave them in-place.

* small tweaks

* small make tweak, add notice for detach

Makefile

@@ -26,6 +26,7 @@ WAILS_BINDINGS_TAGS ?= bindings,generate
 WAILS_BINDINGS_BINARY_NAME ?= wailsbindings
 TAGS ?= $(WAILS_TAGS)
 OUTFILE ?= plural.o
+GOBIN ?= go env GOBIN
 
 # Targets to run before other targets
 # install-tools - Install binaries required to run targets
@@ -38,7 +39,7 @@ git-push:
 
 .PHONY: install
 install:
-	go install -ldflags '$(LDFLAGS)' .
+	go build -ldflags '$(LDFLAGS)' -o $(GOBIN)/plural .
 
 .PHONY: build-cli
 build-cli: ## Build a CLI binary for the host architecture without embedded UI

cmd/plural/cd_clusters.go

@@ -67,7 +67,10 @@ func (p *Plural) cdClusterCommands() []cli.Command {
 			Usage:     "deregisters a cluster in plural cd, and drains all services (unless --soft is specified)",
 			ArgsUsage: "CLUSTER_ID",
 			Flags: []cli.Flag{
-				cli.BoolFlag{Name: "soft", Usage: "deletes a cluster in our system but doesn't drain resources, leaving them untouched"},
+				cli.BoolFlag{
+					Name:  "soft",
+					Usage: "deletes a cluster in our system but doesn't drain resources, leaving them untouched",
+				},
 			},
 		},
 		{
@@ -220,6 +223,11 @@ func (p *Plural) handleDeleteCluster(c *cli.Context) error {
 		return fmt.Errorf("this cluster does not exist")
 	}
 
+	if c.Bool("soft") {
+		fmt.Println("detaching cluster from Plural CD, this will leave all workloads running.")
+		return p.ConsoleClient.DetachCluster(existing.ID)
+	}
+
 	return p.ConsoleClient.DeleteCluster(existing.ID)
 }
 

pkg/console/clusters.go

@@ -51,6 +51,11 @@ func (c *consoleClient) DeleteCluster(id string) error {
 	return api.GetErrorResponse(err, "DeleteCluster")
 }
 
+func (c *consoleClient) DetachCluster(id string) error {
+	_, err := c.client.DetachCluster(c.ctx, id)
+	return api.GetErrorResponse(err, "DetachCluster")
+}
+
 func (c *consoleClient) CreateCluster(attributes consoleclient.ClusterAttributes) (*consoleclient.CreateCluster, error) {
 	newCluster, err := c.client.CreateCluster(c.ctx, attributes)
 	if err != nil {

pkg/console/console.go

@@ -22,6 +22,7 @@ type ConsoleClient interface {
 	GetCluster(clusterId, clusterName *string) (*consoleclient.ClusterFragment, error)
 	UpdateCluster(id string, attr consoleclient.ClusterUpdateAttributes) (*consoleclient.UpdateCluster, error)
 	DeleteCluster(id string) error
+	DetachCluster(id string) error
 	ListClusterServices(clusterId, handle *string) ([]*consoleclient.ServiceDeploymentEdgeFragment, error)
 	CreateRepository(url string, privateKey, passphrase, username, password *string) (*consoleclient.CreateGitRepository, error)
 	ListRepositories() (*consoleclient.ListGitRepositories, error)