images/bootstrap_capg/main.go
Sidney Shiba aa624ce27c Bootstrap container code for GCP
This commit provides the Go code and scripts for the Bootstrap container
for GCP.

The Bootstrap container (bootstrap_capg) for Google Cloud is designed to
accept three commands: create, delete and help.
- create - will create an Ephemeral GKE cluster in Google Cloud
- delete - will delete the Ephemeral GKE cluster from the Google Cloud
- help - Stdout the help text for using this container.

Please, refer to the bootstrap_capg/README.md for further details.

Change-Id: Ifad7c7a7fede0230029716c9e093449f5886e859
2020-10-15 16:10:08 -05:00

79 lines
1.8 KiB
Go

/*
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
https://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 (
"flag"
"log"
"os"
"opendev.org/airship/images/bootstrap_capg/config"
)
const (
createCmd = "create"
deleteCmd = "delete"
helpCmd = "help"
)
func main() {
var configPath string
flag.StringVar(&configPath, "c", "", "Path for the Google Cloud bootstrap configuration (yaml) file")
flag.Parse()
if configPath == "" {
volMount := os.Getenv("BOOTSTRAP_VOLUME")
_, dstMount := config.GetVolumeMountPoints(volMount)
gcpConfigPath := dstMount + "/" + os.Getenv("BOOTSTRAP_CONFIG")
configPath = gcpConfigPath
}
configYAML := &config.GcpConfig{}
err := config.ReadYAMLFile(configPath, configYAML)
if err != nil {
log.Printf("Failed to load Google Cloud Bootstrap config file")
os.Exit(1)
}
err = config.ValidateConfigFile(configYAML)
if err != nil {
os.Exit(2)
}
command := os.Getenv("BOOTSTRAP_COMMAND")
switch {
case command == createCmd:
err = config.CreateGKECluster(configYAML)
if err != nil {
os.Exit(5)
}
case command == deleteCmd:
err = config.DeleteGKECluster(configYAML)
if err != nil {
os.Exit(6)
}
case command == helpCmd:
err = config.HelpGKECluster()
if err != nil {
os.Exit(7)
}
default:
log.Printf("The --command parameter value shall be 'create', 'delete' or 'help'")
os.Exit(8)
}
os.Exit(0)
}