// Extract services webhooks from github.com
func (p *WebHook) Extract(buildCfg *api.BuildConfig, secret, path string, req *http.Request) (revision *api.SourceRevision, envvars []kapi.EnvVar, proceed bool, err error) {
triggers, err := webhook.FindTriggerPolicy(api.GitHubWebHookBuildTriggerType, buildCfg)
if err != nil {
return revision, envvars, proceed, err
}
glog.V(4).Infof("Checking if the provided secret for BuildConfig %s/%s matches", buildCfg.Namespace, buildCfg.Name)
if _, err = webhook.ValidateWebHookSecret(triggers, secret); err != nil {
return revision, envvars, proceed, err
}
glog.V(4).Infof("Verifying build request for BuildConfig %s/%s", buildCfg.Namespace, buildCfg.Name)
if err = verifyRequest(req); err != nil {
return revision, envvars, proceed, err
}
method := getEvent(req.Header)
if method != "ping" && method != "push" && method != "Push Hook" {
return revision, envvars, proceed, errors.NewBadRequest(fmt.Sprintf("Unknown X-GitHub-Event, X-Gogs-Event or X-Gitlab-Event %s", method))
}
if method == "ping" {
return revision, envvars, proceed, err
}
body, err := ioutil.ReadAll(req.Body)
if err != nil {
return revision, envvars, proceed, errors.NewBadRequest(err.Error())
}
var event pushEvent
if err = json.Unmarshal(body, &event); err != nil {
return revision, envvars, proceed, errors.NewBadRequest(err.Error())
}
if !webhook.GitRefMatches(event.Ref, webhook.DefaultConfigRef, &buildCfg.Spec.Source) {
glog.V(2).Infof("Skipping build for BuildConfig %s/%s. Branch reference from '%s' does not match configuration", buildCfg.Namespace, buildCfg, event)
return revision, envvars, proceed, err
}
revision = &api.SourceRevision{
Git: &api.GitSourceRevision{
Commit: event.HeadCommit.ID,
Author: event.HeadCommit.Author,
Committer: event.HeadCommit.Committer,
Message: event.HeadCommit.Message,
},
}
return revision, envvars, true, err
}
// Extract services generic webhooks.
func (p *WebHookPlugin) Extract(buildCfg *api.BuildConfig, secret, path string, req *http.Request) (revision *api.SourceRevision, envvars []kapi.EnvVar, proceed bool, err error) {
triggers, err := webhook.FindTriggerPolicy(api.GenericWebHookBuildTriggerType, buildCfg)
if err != nil {
return revision, envvars, false, err
}
glog.V(4).Infof("Checking if the provided secret for BuildConfig %s/%s matches", buildCfg.Namespace, buildCfg.Name)
trigger, err := webhook.ValidateWebHookSecret(triggers, secret)
if err != nil {
return revision, envvars, false, err
}
glog.V(4).Infof("Verifying build request for BuildConfig %s/%s", buildCfg.Namespace, buildCfg.Name)
if err = verifyRequest(req); err != nil {
return revision, envvars, false, err
}
contentType := req.Header.Get("Content-Type")
if len(contentType) != 0 {
contentType, _, err = mime.ParseMediaType(contentType)
if err != nil {
return revision, envvars, false, fmt.Errorf("error parsing Content-Type: %s", err)
}
}
if req.Body == nil {
return revision, envvars, true, nil
}
if contentType != "application/json" && contentType != "application/yaml" {
warning := webhook.NewWarning("invalid Content-Type on payload, ignoring payload and continuing with build")
return revision, envvars, true, warning
}
body, err := ioutil.ReadAll(req.Body)
if err != nil {
return revision, envvars, false, err
}
if len(body) == 0 {
return revision, envvars, true, nil
}
var data api.GenericWebHookEvent
if contentType == "application/yaml" {
body, err = yaml.ToJSON(body)
if err != nil {
warning := webhook.NewWarning(fmt.Sprintf("error converting payload to json: %v, ignoring payload and continuing with build", err))
return revision, envvars, true, warning
}
}
if err = json.Unmarshal(body, &data); err != nil {
warning := webhook.NewWarning(fmt.Sprintf("error unmarshalling payload: %v, ignoring payload and continuing with build", err))
return revision, envvars, true, warning
}
if len(data.Env) > 0 && trigger.AllowEnv {
envvars = data.Env
}
if buildCfg.Spec.Source.Git == nil {
// everything below here is specific to git-based builds
return revision, envvars, true, nil
}
if data.Git == nil {
warning := webhook.NewWarning("no git information found in payload, ignoring and continuing with build")
return revision, envvars, true, warning
}
if data.Git.Refs != nil {
for _, ref := range data.Git.Refs {
if webhook.GitRefMatches(ref.Ref, webhook.DefaultConfigRef, &buildCfg.Spec.Source) {
revision = &api.SourceRevision{
Git: &ref.GitSourceRevision,
}
return revision, envvars, true, nil
}
}
warning := webhook.NewWarning(fmt.Sprintf("skipping build. None of the supplied refs matched %q", buildCfg.Spec.Source.Git.Ref))
return revision, envvars, false, warning
}
if !webhook.GitRefMatches(data.Git.Ref, webhook.DefaultConfigRef, &buildCfg.Spec.Source) {
warning := webhook.NewWarning(fmt.Sprintf("skipping build. Branch reference from %q does not match configuration", data.Git.Ref))
return revision, envvars, false, warning
}
revision = &api.SourceRevision{
Git: &data.Git.GitSourceRevision,
}
return revision, envvars, true, nil
}
// Extract services generic webhooks.
func (p *WebHookPlugin) Extract(buildCfg *api.BuildConfig, secret, path string, req *http.Request) (revision *api.SourceRevision, envvars []kapi.EnvVar, proceed bool, err error) {
triggers, err := webhook.FindTriggerPolicy(api.GenericWebHookBuildTriggerType, buildCfg)
if err != nil {
return revision, envvars, false, err
}
glog.V(4).Infof("Checking if the provided secret for BuildConfig %s/%s matches", buildCfg.Namespace, buildCfg.Name)
trigger, err := webhook.ValidateWebHookSecret(triggers, secret)
if err != nil {
return revision, envvars, false, err
}
glog.V(4).Infof("Verifying build request for BuildConfig %s/%s", buildCfg.Namespace, buildCfg.Name)
if err = verifyRequest(req); err != nil {
return revision, envvars, false, err
}
if buildCfg.Spec.Source.Git == nil {
glog.V(4).Infof("No git source defined for BuildConfig %s/%s, but triggering anyway", buildCfg.Namespace, buildCfg.Name)
return revision, envvars, true, err
}
contentType := req.Header.Get("Content-Type")
if len(contentType) != 0 {
contentType, _, err = mime.ParseMediaType(contentType)
if err != nil {
return nil, envvars, false, fmt.Errorf("non-parseable Content-Type %s (%s)", contentType, err)
}
}
if req.Body != nil && contentType == "application/json" {
body, err := ioutil.ReadAll(req.Body)
if err != nil {
return nil, envvars, false, err
}
if len(body) == 0 {
return nil, envvars, true, nil
}
var data api.GenericWebHookEvent
if err = json.Unmarshal(body, &data); err != nil {
glog.V(4).Infof("Error unmarshaling json %v, but continuing", err)
return nil, envvars, true, nil
}
if len(data.Env) > 0 && trigger.AllowEnv {
envvars = data.Env
}
if data.Git == nil {
glog.V(4).Infof("No git information for the generic webhook found in %s/%s", buildCfg.Namespace, buildCfg.Name)
return nil, envvars, true, nil
}
if data.Git.Refs != nil {
for _, ref := range data.Git.Refs {
if webhook.GitRefMatches(ref.Ref, webhook.DefaultConfigRef, &buildCfg.Spec.Source) {
revision = &api.SourceRevision{
Git: &ref.GitSourceRevision,
}
return revision, envvars, true, nil
}
}
glog.V(2).Infof("Skipping build for BuildConfig %s/%s. None of the supplied refs matched %q", buildCfg.Namespace, buildCfg, buildCfg.Spec.Source.Git.Ref)
return nil, envvars, false, nil
}
if !webhook.GitRefMatches(data.Git.Ref, webhook.DefaultConfigRef, &buildCfg.Spec.Source) {
glog.V(2).Infof("Skipping build for BuildConfig %s/%s. Branch reference from %q does not match configuration", buildCfg.Namespace, buildCfg.Name, data.Git.Ref)
return nil, envvars, false, nil
}
revision = &api.SourceRevision{
Git: &data.Git.GitSourceRevision,
}
}
return revision, envvars, true, nil
}