127 lines
2.8 KiB
Go
127 lines
2.8 KiB
Go
package alicloud
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import (
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"fmt"
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"log"
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"github.com/denverdino/aliyungo/ecs"
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"github.com/hashicorp/terraform/helper/schema"
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"strings"
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)
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func String(v string) *string {
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return &v
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}
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// tagsSchema returns the schema to use for tags.
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//
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func tagsSchema() *schema.Schema {
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return &schema.Schema{
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Type: schema.TypeMap,
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//Elem: &schema.Schema{Type: schema.TypeString},
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Optional: true,
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}
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}
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// setTags is a helper to set the tags for a resource. It expects the
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// tags field to be named "tags"
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func setTags(client *AliyunClient, resourceType ecs.TagResourceType, d *schema.ResourceData) error {
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conn := client.ecsconn
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if d.HasChange("tags") {
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oraw, nraw := d.GetChange("tags")
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o := oraw.(map[string]interface{})
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n := nraw.(map[string]interface{})
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create, remove := diffTags(tagsFromMap(o), tagsFromMap(n))
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// Set tags
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if len(remove) > 0 {
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log.Printf("[DEBUG] Removing tags: %#v from %s", remove, d.Id())
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err := RemoveTags(conn, &RemoveTagsArgs{
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RegionId: client.Region,
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ResourceId: d.Id(),
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ResourceType: resourceType,
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Tag: remove,
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})
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if err != nil {
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return fmt.Errorf("Remove tags got error: %s", err)
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}
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}
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if len(create) > 0 {
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log.Printf("[DEBUG] Creating tags: %s for %s", create, d.Id())
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err := AddTags(conn, &AddTagsArgs{
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RegionId: client.Region,
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ResourceId: d.Id(),
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ResourceType: resourceType,
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Tag: create,
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})
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if err != nil {
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return fmt.Errorf("Creating tags got error: %s", err)
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}
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}
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}
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return nil
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}
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// diffTags takes our tags locally and the ones remotely and returns
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// the set of tags that must be created, and the set of tags that must
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// be destroyed.
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func diffTags(oldTags, newTags []Tag) ([]Tag, []Tag) {
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// First, we're creating everything we have
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create := make(map[string]interface{})
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for _, t := range newTags {
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create[t.Key] = t.Value
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}
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// Build the list of what to remove
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var remove []Tag
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for _, t := range oldTags {
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old, ok := create[t.Key]
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if !ok || old != t.Value {
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// Delete it!
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remove = append(remove, t)
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}
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}
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return tagsFromMap(create), remove
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}
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// tagsFromMap returns the tags for the given map of data.
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func tagsFromMap(m map[string]interface{}) []Tag {
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result := make([]Tag, 0, len(m))
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for k, v := range m {
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result = append(result, Tag{
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Key: k,
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Value: v.(string),
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})
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}
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return result
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}
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func tagsToMap(tags []ecs.TagItemType) map[string]string {
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result := make(map[string]string)
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for _, t := range tags {
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result[t.TagKey] = t.TagValue
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}
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return result
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}
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func tagsToString(tags []ecs.TagItemType) string {
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result := make([]string, 0, len(tags))
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for _, tag := range tags {
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ecsTags := ecs.TagItemType{
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TagKey: tag.TagKey,
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TagValue: tag.TagValue,
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}
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result = append(result, ecsTags.TagKey+":"+ecsTags.TagValue)
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}
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return strings.Join(result, ",")
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}
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