package ecs import ( "fmt" "os" "github.com/denverdino/aliyungo/common" "github.com/denverdino/aliyungo/ecs" "github.com/hashicorp/packer/template/interpolate" ) // Config of alicloud type AlicloudAccessConfig struct { AlicloudAccessKey string `mapstructure:"access_key"` AlicloudSecretKey string `mapstructure:"secret_key"` AlicloudRegion string `mapstructure:"region"` AlicloudSkipValidation bool `mapstructure:"skip_region_validation"` SecurityToken string `mapstructure:"security_token"` } // Client for AlicloudClient func (c *AlicloudAccessConfig) Client() (*ecs.Client, error) { if err := c.loadAndValidate(); err != nil { return nil, err } if c.SecurityToken == "" { c.SecurityToken = os.Getenv("SECURITY_TOKEN") } client := ecs.NewECSClientWithSecurityToken(c.AlicloudAccessKey, c.AlicloudSecretKey, c.SecurityToken, common.Region(c.AlicloudRegion)) client.SetBusinessInfo("Packer") if _, err := client.DescribeRegions(); err != nil { return nil, err } return client, nil } func (c *AlicloudAccessConfig) Prepare(ctx *interpolate.Context) []error { var errs []error if err := c.Config(); err != nil { errs = append(errs, err) } if c.AlicloudRegion != "" && !c.AlicloudSkipValidation { if c.validateRegion() != nil { errs = append(errs, fmt.Errorf("Unknown alicloud region: %s", c.AlicloudRegion)) } } if len(errs) > 0 { return errs } return nil } func (c *AlicloudAccessConfig) Config() error { if c.AlicloudAccessKey == "" { c.AlicloudAccessKey = os.Getenv("ALICLOUD_ACCESS_KEY") } if c.AlicloudSecretKey == "" { c.AlicloudSecretKey = os.Getenv("ALICLOUD_SECRET_KEY") } if c.AlicloudAccessKey == "" || c.AlicloudSecretKey == "" { return fmt.Errorf("ALICLOUD_ACCESS_KEY and ALICLOUD_SECRET_KEY must be set in template file or environment variables.") } return nil } func (c *AlicloudAccessConfig) loadAndValidate() error { if err := c.validateRegion(); err != nil { return err } return nil } func (c *AlicloudAccessConfig) validateRegion() error { for _, valid := range common.ValidRegions { if c.AlicloudRegion == string(valid) { return nil } } return fmt.Errorf("Not a valid alicloud region: %s", c.AlicloudRegion) }