feat: cli basic framework

cmd/core/main.go

@@ -0,0 +1,47 @@
+/*
+Copyright 2023 The Kubebb Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package main
+
+import (
+	"github.com/spf13/cobra"
+
+	"github.com/kubebb/core/pkg/cmd"
+)
+
+var longUsage = `Quickly deploy the kubebb platform in the existing k8s environment.
+
+The platform mainly includes four components: core, cluster-component, u4a, and component-store.
+
+For more details, please refer to https://kubebb.github.io/website
+
+Examples:
+    # install kubebb to a cluster
+    corectl install --context ~/.kube/devconfig [--skip-component-store|--skip-u4a-component|--skip-cluster-component]
+`
+
+func main() {
+	rootCmd := cobra.Command{
+		Use:   "corectl",
+		Short: "Quickly deploy the kubebb platform in the existing k8s environment",
+		Long:  longUsage,
+	}
+
+	rootCmd.AddCommand(cmd.NewInstallCmd())
+	if err := rootCmd.Execute(); err != nil {
+		panic(err)
+	}
+}

go.mod

@@ -33,6 +33,7 @@ require (
 	github.com/goharbor/go-client v0.26.2
 	github.com/google/go-github/v54 v54.0.1-0.20230830144129-e3cda7864bce
 	github.com/kubeagi/arcadia v0.0.0-20230830103051-8e48dde112e2
+	github.com/spf13/cobra v1.6.1
 	github.com/tektoncd/pipeline v0.40.2
 	golang.org/x/oauth2 v0.0.0-20221014153046-6fdb5e3db783
 	golang.org/x/sync v0.2.0
@@ -191,7 +192,6 @@ require (
 	github.com/shopspring/decimal v1.2.0 // indirect
 	github.com/sirupsen/logrus v1.9.0 // indirect
 	github.com/spf13/cast v1.5.0 // indirect
-	github.com/spf13/cobra v1.6.1 // indirect
 	github.com/spf13/pflag v1.0.5 // indirect
 	github.com/xeipuuv/gojsonpointer v0.0.0-20190905194746-02993c407bfb // indirect
 	github.com/xeipuuv/gojsonreference v0.0.0-20180127040603-bd5ef7bd5415 // indirect

pkg/cmd/config.go

@@ -0,0 +1,118 @@
+/*
+Copyright 2023 The Kubebb Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package cmd
+
+import (
+	"fmt"
+
+	"github.com/spf13/cobra"
+	"k8s.io/client-go/rest"
+)
+
+type config struct {
+	// {"core": []string{"webhook.enalbe=true"}}
+	installers map[string][]string
+	// maybe for helm client
+	cfg *rest.Config // nolint
+	// If necessary, define other parameters here
+}
+
+type InstallerFunc func(*config) Installer
+
+var (
+	store map[string]InstallerFunc
+)
+
+const (
+	CORE             = "core"
+	CLUSTERCOMPONENT = "cluster-component"
+	U4A              = "u4a"
+	COMPONENTSTORE   = "component-store"
+)
+
+// Enroll Only name conflicts will return an error
+func Enroll(name string, instance InstallerFunc) {
+	store[name] = instance
+}
+
+func GetInstaller(name string) InstallerFunc {
+	return store[name]
+}
+
+type Installer interface {
+	Description() string
+	Install() error
+	Uninstall()
+}
+
+func NewInstallCmd() *cobra.Command {
+	var (
+		installClusterComponent, installU4A, installComponentStore bool
+	)
+	cmd := &cobra.Command{
+		Use:  "install",
+		Long: "install core, cluster-component",
+		Run: func(cmd *cobra.Command, args []string) {
+			initConf := config{
+				// Must install core
+				installers: map[string][]string{
+					CORE:             {},
+					CLUSTERCOMPONENT: {},
+					U4A:              {},
+					COMPONENTSTORE:   {},
+				},
+			}
+			if installClusterComponent { // nolint
+				// if install cluster-component, we will upgrade core
+				// TODO
+			}
+			if installU4A { // nolint
+				// make sure cluster-component is set
+				// TODO
+			}
+			if installComponentStore { // nolint
+				// TODO
+			}
+
+			// get complete config
+			installTasks := []string{CORE, CLUSTERCOMPONENT, U4A, COMPONENTSTORE}
+			tasks := make([]Installer, 0)
+			for _, task := range installTasks {
+				if _, ok := initConf.installers[task]; ok {
+					if fn := GetInstaller(task); fn != nil {
+						tasks = append(tasks, fn(&initConf))
+					}
+				}
+			}
+
+			for idx, installer := range tasks {
+				fmt.Printf("Step %d: %s\n", idx+1, installer.Description())
+				if err := installer.Install(); err != nil {
+					// uninstall
+					for i := idx; i >= 0; i-- {
+						tasks[i].Uninstall()
+					}
+				}
+			}
+		},
+	}
+
+	cmd.Flags().BoolVar(&installClusterComponent, "cluster-component", false, "install cluster-component?")
+	cmd.Flags().BoolVar(&installU4A, "u4a", false, "install u4a?")
+	cmd.Flags().BoolVar(&installComponentStore, "component-store", false, "install component-store?")
+	return cmd
+}

pkg/cmd/create_core.go

@@ -0,0 +1,38 @@
+/*
+Copyright 2023 The Kubebb Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package cmd
+
+type core struct {
+	args []string
+}
+
+func NewCoreInstaller(conf *config) Installer {
+	return &core{args: conf.installers[CORE]}
+}
+
+func (c *core) Description() string {
+	return "Installing core"
+}
+
+func (c *core) Install() error {
+	return nil
+}
+
+func (c *core) Uninstall() {}
+func init() {
+	Enroll(CORE, NewCoreInstaller)
+}