83 lines
2.7 KiB
Go
83 lines
2.7 KiB
Go
package common
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import (
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"fmt"
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"log"
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"github.com/hashicorp/packer/template/interpolate"
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)
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// OMIConfig is for common configuration related to creating OMIs.
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type OMIConfig struct {
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OMIName string `mapstructure:"omi_name"`
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OMIDescription string `mapstructure:"omi_description"`
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OMIVirtType string `mapstructure:"omi_virtualization_type"`
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OMIAccountIDs []string `mapstructure:"omi_account_ids"`
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OMIGroups []string `mapstructure:"omi_groups"`
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OMIProductCodes []string `mapstructure:"omi_product_codes"`
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OMIRegions []string `mapstructure:"omi_regions"`
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OMISkipRegionValidation bool `mapstructure:"skip_region_validation"`
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OMITags TagMap `mapstructure:"tags"`
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OMIForceDeregister bool `mapstructure:"force_deregister"`
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OMIForceDeleteSnapshot bool `mapstructure:"force_delete_snapshot"`
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SnapshotTags TagMap `mapstructure:"snapshot_tags"`
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SnapshotAccountIDs []string `mapstructure:"snapshot_account_ids"`
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SnapshotGroups []string `mapstructure:"snapshot_groups"`
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}
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func (c *OMIConfig) Prepare(accessConfig *AccessConfig, ctx *interpolate.Context) []error {
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var errs []error
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if c.OMIName == "" {
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errs = append(errs, fmt.Errorf("omi_name must be specified"))
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}
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errs = append(errs, c.prepareRegions(accessConfig)...)
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if len(c.OMIName) < 3 || len(c.OMIName) > 128 {
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errs = append(errs, fmt.Errorf("omi_name must be between 3 and 128 characters long"))
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}
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if c.OMIName != templateCleanResourceName(c.OMIName) {
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errs = append(errs, fmt.Errorf("OMIName should only contain "+
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"alphanumeric characters, parentheses (()), square brackets ([]), spaces "+
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"( ), periods (.), slashes (/), dashes (-), single quotes ('), at-signs "+
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"(@), or underscores(_). You can use the `clean_omi_name` template "+
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"filter to automatically clean your omi name."))
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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 *OMIConfig) prepareRegions(accessConfig *AccessConfig) (errs []error) {
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if len(c.OMIRegions) > 0 {
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regionSet := make(map[string]struct{})
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regions := make([]string, 0, len(c.OMIRegions))
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for _, region := range c.OMIRegions {
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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 (accessConfig != nil) && (region == accessConfig.RawRegion) {
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// make sure we don't try to copy to the region we originally
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// create the OMI in.
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log.Printf("Cannot copy OMI to OUTSCALE session region '%s', deleting it from `omi_regions`.", region)
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continue
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}
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regions = append(regions, region)
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}
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c.OMIRegions = regions
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}
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return errs
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}
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