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resource_github_issue_label.go
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/
resource_github_issue_label.go
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package github
import (
"context"
"log"
"net/http"
"github.com/google/go-github/github"
"github.com/hashicorp/terraform/helper/schema"
)
func resourceGithubIssueLabel() *schema.Resource {
return &schema.Resource{
Create: resourceGithubIssueLabelCreateOrUpdate,
Read: resourceGithubIssueLabelRead,
Update: resourceGithubIssueLabelCreateOrUpdate,
Delete: resourceGithubIssueLabelDelete,
Importer: &schema.ResourceImporter{
State: schema.ImportStatePassthrough,
},
Schema: map[string]*schema.Schema{
"repository": {
Type: schema.TypeString,
Required: true,
ForceNew: true,
},
"name": {
Type: schema.TypeString,
Required: true,
},
"color": {
Type: schema.TypeString,
Required: true,
},
"description": {
Type: schema.TypeString,
Optional: true,
},
"url": {
Type: schema.TypeString,
Computed: true,
},
"etag": {
Type: schema.TypeString,
Computed: true,
},
},
}
}
// resourceGithubIssueLabelCreateOrUpdate idempotently creates or updates an
// issue label. Issue labels are keyed off of their "name", so pre-existing
// issue labels result in a 422 HTTP error if they exist outside of Terraform.
// Normally this would not be an issue, except new repositories are created with
// a "default" set of labels, and those labels easily conflict with custom ones.
//
// This function will first check if the label exists, and then issue an update,
// otherwise it will create. This is also advantageous in that we get to use the
// same function for two schema funcs.
func resourceGithubIssueLabelCreateOrUpdate(d *schema.ResourceData, meta interface{}) error {
client := meta.(*Organization).client
orgName := meta.(*Organization).name
repoName := d.Get("repository").(string)
name := d.Get("name").(string)
color := d.Get("color").(string)
label := &github.Label{
Name: github.String(name),
Color: github.String(color),
}
ctx := context.Background()
if !d.IsNewResource() {
ctx = context.WithValue(ctx, ctxId, d.Id())
}
log.Printf("[DEBUG] Querying label existence: %s (%s/%s)",
name, orgName, repoName)
existing, resp, err := client.Issues.GetLabel(ctx,
orgName, repoName, name)
if err != nil && resp.StatusCode != http.StatusNotFound {
return err
}
if existing != nil {
label.Description = github.String(d.Get("description").(string))
log.Printf("[DEBUG] Updating label: %s:%s (%s/%s)",
name, color, orgName, repoName)
// Pull out the original name. If we already have a resource, this is the
// parsed ID. If not, it's the value given to the resource.
var originalName string
if d.Id() == "" {
originalName = name
} else {
var err error
_, originalName, err = parseTwoPartID(d.Id())
if err != nil {
return err
}
}
_, _, err := client.Issues.EditLabel(ctx,
orgName, repoName, originalName, label)
if err != nil {
return err
}
} else {
if v, ok := d.GetOk("description"); ok {
label.Description = github.String(v.(string))
}
log.Printf("[DEBUG] Creating label: %s:%s (%s/%s)",
name, color, orgName, repoName)
_, resp, err := client.Issues.CreateLabel(ctx,
orgName, repoName, label)
if resp != nil {
log.Printf("[DEBUG] Response from creating label: %#v", *resp)
}
if err != nil {
return err
}
}
d.SetId(buildTwoPartID(&repoName, &name))
return resourceGithubIssueLabelRead(d, meta)
}
func resourceGithubIssueLabelRead(d *schema.ResourceData, meta interface{}) error {
client := meta.(*Organization).client
repoName, name, err := parseTwoPartID(d.Id())
if err != nil {
return err
}
orgName := meta.(*Organization).name
ctx := context.WithValue(context.Background(), ctxId, d.Id())
if !d.IsNewResource() {
ctx = context.WithValue(ctx, ctxEtag, d.Get("etag").(string))
}
log.Printf("[DEBUG] Reading label: %s (%s/%s)", name, orgName, repoName)
githubLabel, resp, err := client.Issues.GetLabel(ctx,
orgName, repoName, name)
if err != nil {
if ghErr, ok := err.(*github.ErrorResponse); ok {
if ghErr.Response.StatusCode == http.StatusNotModified {
return nil
}
if ghErr.Response.StatusCode == http.StatusNotFound {
log.Printf("[WARN] Removing label %s (%s/%s) from state because it no longer exists in GitHub",
name, orgName, repoName)
d.SetId("")
return nil
}
}
return err
}
d.Set("etag", resp.Header.Get("ETag"))
d.Set("repository", repoName)
d.Set("name", name)
d.Set("color", githubLabel.Color)
d.Set("description", githubLabel.Description)
d.Set("url", githubLabel.URL)
return nil
}
func resourceGithubIssueLabelDelete(d *schema.ResourceData, meta interface{}) error {
client := meta.(*Organization).client
orgName := meta.(*Organization).name
repoName := d.Get("repository").(string)
name := d.Get("name").(string)
ctx := context.WithValue(context.Background(), ctxId, d.Id())
log.Printf("[DEBUG] Deleting label: %s (%s/%s)", name, orgName, repoName)
_, err := client.Issues.DeleteLabel(ctx,
orgName, repoName, name)
return err
}