71 lines
2.2 KiB
Go
71 lines
2.2 KiB
Go
package common
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import (
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"fmt"
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"github.com/mitchellh/packer/template/interpolate"
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)
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// AMIConfig is for common configuration related to creating AMIs.
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type AMIConfig struct {
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AMIName string `mapstructure:"ami_name"`
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AMIDescription string `mapstructure:"ami_description"`
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AMIVirtType string `mapstructure:"ami_virtualization_type"`
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AMIUsers []string `mapstructure:"ami_users"`
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AMIGroups []string `mapstructure:"ami_groups"`
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AMIProductCodes []string `mapstructure:"ami_product_codes"`
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AMIRegions []string `mapstructure:"ami_regions"`
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AMISkipRegionValidation bool `mapstructure:"skip_region_validation"`
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AMITags map[string]string `mapstructure:"tags"`
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AMIEnhancedNetworking bool `mapstructure:"enhanced_networking"`
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AMIForceDeregister bool `mapstructure:"force_deregister"`
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AMIForceDeleteSnapshot bool `mapstructure:"force_delete_snapshot"`
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AMIEncryptBootVolume bool `mapstructure:"encrypt_boot"`
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AMIKmsKeyId string `mapstructure:"kms_key_id"`
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SnapshotTags map[string]string `mapstructure:"snapshot_tags"`
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}
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func (c *AMIConfig) Prepare(ctx *interpolate.Context) []error {
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var errs []error
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if c.AMIName == "" {
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errs = append(errs, fmt.Errorf("ami_name must be specified"))
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}
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if len(c.AMIRegions) > 0 {
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regionSet := make(map[string]struct{})
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regions := make([]string, 0, len(c.AMIRegions))
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for _, region := range c.AMIRegions {
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// If we already saw the region, then don't look again
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if _, ok := regionSet[region]; ok {
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continue
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}
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// Mark that we saw the region
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regionSet[region] = struct{}{}
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if !c.AMISkipRegionValidation {
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// Verify the region is real
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if valid := ValidateRegion(region); valid == false {
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errs = append(errs, fmt.Errorf("Unknown region: %s", region))
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continue
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}
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}
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regions = append(regions, region)
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}
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c.AMIRegions = regions
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}
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if len(c.AMIUsers) > 0 && c.AMIEncryptBootVolume {
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errs = append(errs, fmt.Errorf("Cannot share AMI with encrypted boot volume"))
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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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