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