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// Package webhook contains Inertia's webhook parsing code | ||
package webhook |
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package webhook | ||
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import ( | ||
"encoding/json" | ||
"errors" | ||
"net/http" | ||
) | ||
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// x-github-event header values | ||
var ( | ||
GithubPushHeader = "push" | ||
// GithubPullHeader = "pull" | ||
) | ||
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// GithubPushEvent represents a push to a Github repository | ||
// see https://developer.github.com/v3/activity/events/types/#pushevent | ||
type GithubPushEvent struct { | ||
eventType string | ||
Ref string `json:"ref"` | ||
Repo GithubPushEventRepository `json:"repository"` | ||
} | ||
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// GithubPushEventRepository represents the repository object in a Github PushEvent | ||
// see https://developer.github.com/v3/activity/events/types/#pushevent | ||
type GithubPushEventRepository struct { | ||
FullName string `json:"full_name"` | ||
GitURL string `json:"clone_url"` | ||
SSHURL string `json:"ssh_url"` | ||
} | ||
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func parseGithubEvent(r *http.Request, event string) (Payload, error) { | ||
dec := json.NewDecoder(r.Body) | ||
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switch event { | ||
case GithubPushHeader: | ||
payload := GithubPushEvent{eventType: PushEvent} | ||
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if err := dec.Decode(&payload); err != nil { | ||
return nil, errors.New("Error parsing PushEvent") | ||
} | ||
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return payload, nil | ||
default: | ||
return nil, errors.New("Unsupported Github event") | ||
} | ||
} | ||
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// GetEventType returns the event type of the webhook | ||
func (g GithubPushEvent) GetEventType() string { | ||
return g.eventType | ||
} | ||
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// GetRepoName returns the full repo name | ||
func (g GithubPushEvent) GetRepoName() string { | ||
return g.Repo.FullName | ||
} | ||
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// GetRef returns the full ref | ||
func (g GithubPushEvent) GetRef() string { | ||
return g.Ref | ||
} | ||
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// GetGitURL returns the git clone URL | ||
func (g GithubPushEvent) GetGitURL() string { | ||
return g.Repo.GitURL | ||
} | ||
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// GetSSHURL returns the ssh URL | ||
func (g GithubPushEvent) GetSSHURL() string { | ||
return g.Repo.SSHURL | ||
} |
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package webhook | ||
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import ( | ||
"errors" | ||
"fmt" | ||
"net/http" | ||
"strings" | ||
) | ||
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// Constants for the generic webhook interface | ||
var ( | ||
PushEvent = "push" | ||
// PullEvent = "pull" | ||
) | ||
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// Payload represents a generic webhook payload | ||
type Payload interface { | ||
GetEventType() string | ||
GetRepoName() string | ||
GetRef() string | ||
GetGitURL() string | ||
GetSSHURL() string | ||
} | ||
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// Parse takes in a webhook request and parses it into one of the supported types | ||
func Parse(r *http.Request) (Payload, error) { | ||
if r.Header.Get("content-type") != "application/json" { | ||
return nil, errors.New("Content-Type must be JSON") | ||
} | ||
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// Try Github | ||
githubEventHeader := r.Header.Get("x-github-event") | ||
if len(githubEventHeader) > 0 { | ||
fmt.Println("Github webhook detected") | ||
return parseGithubEvent(r, githubEventHeader) | ||
} | ||
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// Try Gitlab | ||
gitlabEventHeader := r.Header.Get("x-gitlab-event") | ||
if len(gitlabEventHeader) > 0 { | ||
fmt.Println("Gitlab webhook detected") | ||
return nil, errors.New("Unsupported webhook received") | ||
} | ||
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// Try Bitbucket | ||
userAgent := r.Header.Get("user-agent") | ||
if strings.Contains(userAgent, "Bitbucket") { | ||
fmt.Println("Bitbucket webhook detected") | ||
return nil, errors.New("Unsupported webhook received") | ||
} | ||
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return nil, errors.New("Unsupported webhook received") | ||
} |