Created
April 30, 2017 18:26
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| package main | |
| import ( | |
| "fmt" | |
| "log" | |
| "os" | |
| "time" | |
| "github.com/gophercloud/gophercloud" | |
| "github.com/gophercloud/gophercloud/openstack" | |
| "github.com/gophercloud/gophercloud/openstack/compute/v2/servers" | |
| ) | |
| func main() { | |
| // Get OpenStack auth values from environment | |
| authOpts, err := openstack.AuthOptionsFromEnv() | |
| if err != nil { | |
| log.Println(err) | |
| return | |
| } | |
| // Autenticate into OpenStack | |
| provider, err := openstack.AuthenticatedClient(authOpts) | |
| if err != nil { | |
| log.Println(err) | |
| return | |
| } | |
| // Create the service client for interact with swift | |
| var regionName = os.Getenv("OS_REGION_NAME") | |
| computeClient, err := openstack.NewComputeV2(provider, gophercloud.EndpointOpts{ | |
| Region: regionName, | |
| }) | |
| if err != nil { | |
| log.Println(err) | |
| return | |
| } | |
| // Script to execute after the instance creation | |
| userData := fmt.Sprintf(`#!/usr/bin/env bash | |
| wget https://gist.githubusercontent.com/MBonell/eb7c8ff166077f742a1157d89293b339/raw/611b5eb7e95ab773a4675e1b6dcdd851941d903c/init.sh | |
| bash init.sh`) | |
| // Create a worker instance | |
| log.Println("Creating web server and deploying website...") | |
| server, err := servers.Create(computeClient, servers.CreateOpts{ | |
| Name: "webserver-" + time.Now().Format("2006-01-02-15:04:05"), | |
| FlavorRef: "92416632-fece-42f0-a6a4-70b2d416fa1d", | |
| ImageRef: "bcc83dea-fa28-46f4-bafe-5b95990afa84", | |
| SecurityGroups: []string{"web"}, | |
| UserData: []byte(userData), | |
| }).Extract() | |
| if err != nil { | |
| log.Println("[Error] Unable to create web server: " + err.Error()) | |
| return | |
| } | |
| log.Println("[Success] Web server created!, ID: " + server.ID) | |
| } |
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