491 lines
13 KiB
Go
491 lines
13 KiB
Go
// Copyright 2019 Sorint.lab
|
|
//
|
|
// Licensed under the Apache License, Version 2.0 (the "License");
|
|
// you may not use this file except in compliance with the License.
|
|
// You may obtain a copy of the License at
|
|
//
|
|
// http://www.apache.org/licenses/LICENSE-2.0
|
|
//
|
|
// Unless required by applicable law or agreed to in writing, software
|
|
// distributed under the License is distributed on an "AS IS" BASIS,
|
|
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied
|
|
// See the License for the specific language governing permissions and
|
|
// limitations under the License.
|
|
|
|
package github
|
|
|
|
import (
|
|
"context"
|
|
"crypto/tls"
|
|
"fmt"
|
|
"io/ioutil"
|
|
"net"
|
|
"net/http"
|
|
"net/url"
|
|
"path"
|
|
"regexp"
|
|
"strconv"
|
|
"strings"
|
|
"time"
|
|
|
|
gitsource "agola.io/agola/internal/gitsources"
|
|
|
|
"github.com/google/go-github/v25/github"
|
|
"golang.org/x/oauth2"
|
|
errors "golang.org/x/xerrors"
|
|
)
|
|
|
|
var (
|
|
GitHubOauth2Scopes = []string{"repo"}
|
|
|
|
branchRefPrefix = "refs/heads/"
|
|
tagRefPrefix = "refs/tags/"
|
|
pullRequestRefRegex = regexp.MustCompile("refs/pull/(.*)/head")
|
|
pullRequestRefFmt = "refs/pull/%s/head"
|
|
)
|
|
|
|
const (
|
|
GitHubAPIURL = "https://api.github.com"
|
|
GitHubWebURL = "https://github.com"
|
|
|
|
GitHubSSHHostKey = "github.com ssh-rsa AAAAB3NzaC1yc2EAAAABIwAAAQEAq2A7hRGmdnm9tUDbO9IDSwBK6TbQa+PXYPCPy6rbTrTtw7PHkccKrpp0yVhp5HdEIcKr6pLlVDBfOLX9QUsyCOV0wzfjIJNlGEYsdlLJizHhbn2mUjvSAHQqZETYP81eFzLQNnPHt4EVVUh7VfDESU84KezmD5QlWpXLmvU31/yMf+Se8xhHTvKSCZIFImWwoG6mbUoWf9nzpIoaSjB+weqqUUmpaaasXVal72J+UX2B+2RPW3RcT0eOzQgqlJL3RKrTJvdsjE3JEAvGq3lGHSZXy28G3skua2SmVi/w4yCE6gbODqnTWlg7+wC604ydGXA8VJiS5ap43JXiUFFAaQ=="
|
|
)
|
|
|
|
type Opts struct {
|
|
APIURL string
|
|
WebURL string
|
|
Token string
|
|
SkipVerify bool
|
|
Oauth2ClientID string
|
|
Oauth2Secret string
|
|
}
|
|
|
|
type Client struct {
|
|
client *github.Client
|
|
httpClient *http.Client
|
|
APIURL string
|
|
WebURL string
|
|
oauth2ClientID string
|
|
oauth2Secret string
|
|
}
|
|
|
|
// fromCommitStatus converts a gitsource commit status to a github commit status
|
|
func fromCommitStatus(status gitsource.CommitStatus) string {
|
|
switch status {
|
|
case gitsource.CommitStatusPending:
|
|
return "pending"
|
|
case gitsource.CommitStatusSuccess:
|
|
return "success"
|
|
case gitsource.CommitStatusError:
|
|
return "error"
|
|
case gitsource.CommitStatusFailed:
|
|
return "failure"
|
|
default:
|
|
panic(fmt.Errorf("unknown commit status %q", status))
|
|
}
|
|
}
|
|
|
|
func parseRepoPath(repopath string) (string, string, error) {
|
|
parts := strings.Split(repopath, "/")
|
|
if len(parts) != 2 {
|
|
return "", "", errors.Errorf("wrong github repo path: %q", repopath)
|
|
}
|
|
return parts[0], parts[1], nil
|
|
}
|
|
|
|
type TokenTransport struct {
|
|
token string
|
|
rt http.RoundTripper
|
|
}
|
|
|
|
func (t *TokenTransport) RoundTrip(r *http.Request) (*http.Response, error) {
|
|
if t.token != "" {
|
|
r.Header.Set("Authorization", "Bearer "+t.token)
|
|
}
|
|
return t.rt.RoundTrip(r)
|
|
}
|
|
|
|
func New(opts Opts) (*Client, error) {
|
|
// copied from net/http until it has a clone function: https://github.com/golang/go/issues/26013
|
|
transport := &http.Transport{
|
|
Proxy: http.ProxyFromEnvironment,
|
|
DialContext: (&net.Dialer{
|
|
Timeout: 30 * time.Second,
|
|
KeepAlive: 30 * time.Second,
|
|
DualStack: true,
|
|
}).DialContext,
|
|
MaxIdleConns: 100,
|
|
IdleConnTimeout: 90 * time.Second,
|
|
TLSHandshakeTimeout: 10 * time.Second,
|
|
ExpectContinueTimeout: 1 * time.Second,
|
|
TLSClientConfig: &tls.Config{InsecureSkipVerify: opts.SkipVerify},
|
|
}
|
|
httpClient := &http.Client{Transport: &TokenTransport{token: opts.Token, rt: transport}}
|
|
|
|
if opts.APIURL == GitHubAPIURL {
|
|
opts.WebURL = GitHubWebURL
|
|
} else {
|
|
if opts.WebURL == "" {
|
|
opts.WebURL = opts.APIURL
|
|
}
|
|
}
|
|
|
|
client := github.NewClient(httpClient)
|
|
client.BaseURL, _ = url.Parse(GitHubAPIURL + "/")
|
|
|
|
return &Client{
|
|
client: client,
|
|
httpClient: httpClient,
|
|
APIURL: opts.APIURL,
|
|
WebURL: opts.WebURL,
|
|
oauth2ClientID: opts.Oauth2ClientID,
|
|
oauth2Secret: opts.Oauth2Secret,
|
|
}, nil
|
|
}
|
|
|
|
func (c *Client) oauth2Config(callbackURL string) *oauth2.Config {
|
|
return &oauth2.Config{
|
|
ClientID: c.oauth2ClientID,
|
|
ClientSecret: c.oauth2Secret,
|
|
Scopes: GitHubOauth2Scopes,
|
|
Endpoint: oauth2.Endpoint{
|
|
AuthURL: fmt.Sprintf("%s/login/oauth/authorize", c.WebURL),
|
|
TokenURL: fmt.Sprintf("%s/login/oauth/access_token", c.WebURL),
|
|
},
|
|
RedirectURL: callbackURL,
|
|
}
|
|
}
|
|
|
|
func (c *Client) GetOauth2AuthorizationURL(callbackURL, state string) (string, error) {
|
|
var config = c.oauth2Config(callbackURL)
|
|
return config.AuthCodeURL(state), nil
|
|
}
|
|
|
|
func (c *Client) RequestOauth2Token(callbackURL, code string) (*oauth2.Token, error) {
|
|
var config = c.oauth2Config(callbackURL)
|
|
token, err := config.Exchange(context.TODO(), code)
|
|
if err != nil {
|
|
return nil, errors.Errorf("cannot get oauth2 token: %w", err)
|
|
}
|
|
return token, nil
|
|
}
|
|
|
|
func (c *Client) RefreshOauth2Token(refreshToken string) (*oauth2.Token, error) {
|
|
var config = c.oauth2Config("")
|
|
token := &oauth2.Token{RefreshToken: refreshToken}
|
|
ts := config.TokenSource(context.TODO(), token)
|
|
return ts.Token()
|
|
}
|
|
|
|
func (c *Client) GetUserInfo() (*gitsource.UserInfo, error) {
|
|
user, _, err := c.client.Users.Get(context.TODO(), "")
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
return &gitsource.UserInfo{
|
|
ID: strconv.FormatInt(*user.ID, 10),
|
|
LoginName: *user.Login,
|
|
Email: *user.Email,
|
|
}, nil
|
|
}
|
|
|
|
func (c *Client) GetRepoInfo(repopath string) (*gitsource.RepoInfo, error) {
|
|
owner, reponame, err := parseRepoPath(repopath)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
rr, _, err := c.client.Repositories.Get(context.TODO(), owner, reponame)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
return fromGithubRepo(rr), nil
|
|
}
|
|
|
|
func (c *Client) GetFile(repopath, commit, file string) ([]byte, error) {
|
|
owner, reponame, err := parseRepoPath(repopath)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
r, err := c.client.Repositories.DownloadContents(context.TODO(), owner, reponame, file, &github.RepositoryContentGetOptions{Ref: commit})
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
defer r.Close()
|
|
|
|
return ioutil.ReadAll(r)
|
|
}
|
|
|
|
func (c *Client) CreateDeployKey(repopath, title, pubKey string, readonly bool) error {
|
|
owner, reponame, err := parseRepoPath(repopath)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
if _, _, err = c.client.Repositories.CreateKey(context.TODO(), owner, reponame, &github.Key{
|
|
Title: github.String(title),
|
|
Key: github.String(pubKey),
|
|
ReadOnly: github.Bool(readonly),
|
|
}); err != nil {
|
|
return errors.Errorf("error creating deploy key: %w", err)
|
|
}
|
|
return nil
|
|
}
|
|
|
|
func (c *Client) UpdateDeployKey(repopath, title, pubKey string, readonly bool) error {
|
|
owner, reponame, err := parseRepoPath(repopath)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
// NOTE(sgotti) gitea has a bug where if we delete and remove the same key with
|
|
// the same value it is correctly readded and the admin must force a
|
|
// authorized_keys regeneration on the server. To avoid this we update it only
|
|
// when the public key value has changed
|
|
keys, _, err := c.client.Repositories.ListKeys(context.TODO(), owner, reponame, nil)
|
|
if err != nil {
|
|
return errors.Errorf("error retrieving existing deploy keys: %w", err)
|
|
}
|
|
|
|
for _, key := range keys {
|
|
if *key.Title == title {
|
|
if *key.Key == pubKey {
|
|
return nil
|
|
}
|
|
if _, err := c.client.Repositories.DeleteKey(context.TODO(), owner, reponame, *key.ID); err != nil {
|
|
return errors.Errorf("error removing existing deploy key: %w", err)
|
|
}
|
|
}
|
|
}
|
|
|
|
if _, _, err = c.client.Repositories.CreateKey(context.TODO(), owner, reponame, &github.Key{
|
|
Title: github.String(title),
|
|
Key: github.String(pubKey),
|
|
ReadOnly: github.Bool(readonly),
|
|
}); err != nil {
|
|
return errors.Errorf("error creating deploy key: %w", err)
|
|
}
|
|
|
|
return nil
|
|
}
|
|
|
|
func (c *Client) DeleteDeployKey(repopath, title string) error {
|
|
owner, reponame, err := parseRepoPath(repopath)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
keys, _, err := c.client.Repositories.ListKeys(context.TODO(), owner, reponame, nil)
|
|
if err != nil {
|
|
return errors.Errorf("error retrieving existing deploy keys: %w", err)
|
|
}
|
|
|
|
for _, key := range keys {
|
|
if *key.Title == title {
|
|
if _, err := c.client.Repositories.DeleteKey(context.TODO(), owner, reponame, *key.ID); err != nil {
|
|
return errors.Errorf("error removing existing deploy key: %w", err)
|
|
}
|
|
}
|
|
}
|
|
|
|
return nil
|
|
}
|
|
|
|
func (c *Client) CreateRepoWebhook(repopath, url, secret string) error {
|
|
owner, reponame, err := parseRepoPath(repopath)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
hook := &github.Hook{
|
|
Config: map[string]interface{}{
|
|
"url": url,
|
|
"content_type": "json",
|
|
"secret": secret,
|
|
},
|
|
Events: []string{"push", "pull_request"},
|
|
Active: github.Bool(true),
|
|
}
|
|
|
|
if _, _, err = c.client.Repositories.CreateHook(context.TODO(), owner, reponame, hook); err != nil {
|
|
return errors.Errorf("error creating repository webhook: %w", err)
|
|
}
|
|
|
|
return nil
|
|
}
|
|
|
|
func (c *Client) DeleteRepoWebhook(repopath, u string) error {
|
|
owner, reponame, err := parseRepoPath(repopath)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
hooks := []*github.Hook{}
|
|
|
|
opt := &github.ListOptions{}
|
|
for {
|
|
pHooks, resp, err := c.client.Repositories.ListHooks(context.TODO(), owner, reponame, opt)
|
|
if err != nil {
|
|
return errors.Errorf("error retrieving repository webhooks: %w", err)
|
|
}
|
|
hooks = append(hooks, pHooks...)
|
|
if resp.NextPage == 0 {
|
|
break
|
|
}
|
|
opt.Page = resp.NextPage
|
|
}
|
|
|
|
// match the full url so we can have multiple webhooks for different agola
|
|
// projects
|
|
for _, hook := range hooks {
|
|
if hook.Config["url"] == u {
|
|
if _, err := c.client.Repositories.DeleteHook(context.TODO(), owner, reponame, *hook.ID); err != nil {
|
|
return errors.Errorf("error deleting existing repository webhook: %w", err)
|
|
}
|
|
}
|
|
}
|
|
|
|
return nil
|
|
}
|
|
|
|
func (c *Client) CreateCommitStatus(repopath, commitSHA string, status gitsource.CommitStatus, targetURL, description, statusContext string) error {
|
|
owner, reponame, err := parseRepoPath(repopath)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
_, _, err = c.client.Repositories.CreateStatus(context.TODO(), owner, reponame, commitSHA, &github.RepoStatus{
|
|
State: github.String(fromCommitStatus(status)),
|
|
TargetURL: github.String(targetURL),
|
|
Description: github.String(description),
|
|
Context: github.String(statusContext),
|
|
})
|
|
return err
|
|
}
|
|
|
|
func (c *Client) ListUserRepos() ([]*gitsource.RepoInfo, error) {
|
|
remoteRepos := []*github.Repository{}
|
|
|
|
opt := &github.RepositoryListOptions{}
|
|
for {
|
|
pRemoteRepos, resp, err := c.client.Repositories.List(context.TODO(), "", opt)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
remoteRepos = append(remoteRepos, pRemoteRepos...)
|
|
if resp.NextPage == 0 {
|
|
break
|
|
}
|
|
opt.Page = resp.NextPage
|
|
}
|
|
|
|
repos := []*gitsource.RepoInfo{}
|
|
|
|
for _, rr := range remoteRepos {
|
|
// keep only repos with admin permissions
|
|
if rr.Permissions != nil {
|
|
if !(*rr.Permissions)["admin"] {
|
|
continue
|
|
}
|
|
repos = append(repos, fromGithubRepo(rr))
|
|
}
|
|
}
|
|
|
|
return repos, nil
|
|
}
|
|
|
|
func fromGithubRepo(rr *github.Repository) *gitsource.RepoInfo {
|
|
return &gitsource.RepoInfo{
|
|
ID: strconv.FormatInt(*rr.ID, 10),
|
|
Path: path.Join(*rr.Owner.Login, *rr.Name),
|
|
HTMLURL: *rr.HTMLURL,
|
|
SSHCloneURL: *rr.SSHURL,
|
|
HTTPCloneURL: *rr.CloneURL,
|
|
}
|
|
}
|
|
|
|
func (c *Client) GetRef(repopath, ref string) (*gitsource.Ref, error) {
|
|
owner, reponame, err := parseRepoPath(repopath)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
remoteRef, _, err := c.client.Git.GetRef(context.TODO(), owner, reponame, ref)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
return fromGithubRef(remoteRef)
|
|
}
|
|
|
|
func fromGithubRef(remoteRef *github.Reference) (*gitsource.Ref, error) {
|
|
t := *(remoteRef.Object.Type)
|
|
switch t {
|
|
case "commit":
|
|
default:
|
|
return nil, fmt.Errorf("unsupported object type: %s", t)
|
|
}
|
|
|
|
return &gitsource.Ref{
|
|
Ref: *remoteRef.Ref,
|
|
CommitSHA: *remoteRef.Object.SHA,
|
|
}, nil
|
|
}
|
|
|
|
func (c *Client) RefType(ref string) (gitsource.RefType, string, error) {
|
|
switch {
|
|
case strings.HasPrefix(ref, branchRefPrefix):
|
|
return gitsource.RefTypeBranch, strings.TrimPrefix(ref, branchRefPrefix), nil
|
|
|
|
case strings.HasPrefix(ref, tagRefPrefix):
|
|
return gitsource.RefTypeTag, strings.TrimPrefix(ref, tagRefPrefix), nil
|
|
|
|
case pullRequestRefRegex.MatchString(ref):
|
|
m := pullRequestRefRegex.FindStringSubmatch(ref)
|
|
return gitsource.RefTypePullRequest, m[0], nil
|
|
|
|
default:
|
|
return -1, "", fmt.Errorf("unsupported ref: %s", ref)
|
|
}
|
|
}
|
|
|
|
func (c *Client) GetCommit(repopath, commitSHA string) (*gitsource.Commit, error) {
|
|
owner, reponame, err := parseRepoPath(repopath)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
commit, _, err := c.client.Git.GetCommit(context.TODO(), owner, reponame, commitSHA)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
return &gitsource.Commit{
|
|
SHA: *commit.SHA,
|
|
Message: *commit.Message,
|
|
}, nil
|
|
}
|
|
|
|
func (c *Client) BranchRef(branch string) string {
|
|
return branchRefPrefix + branch
|
|
}
|
|
|
|
func (c *Client) TagRef(tag string) string {
|
|
return tagRefPrefix + tag
|
|
}
|
|
|
|
func (c *Client) PullRequestRef(prID string) string {
|
|
return fmt.Sprintf(pullRequestRefFmt, prID)
|
|
}
|
|
|
|
func (c *Client) CommitLink(repoInfo *gitsource.RepoInfo, commitSHA string) string {
|
|
return fmt.Sprintf("%s/commit/%s", repoInfo.HTMLURL, commitSHA)
|
|
}
|
|
|
|
func (c *Client) BranchLink(repoInfo *gitsource.RepoInfo, branch string) string {
|
|
return fmt.Sprintf("%s/src/branch/%s", repoInfo.HTMLURL, branch)
|
|
}
|
|
|
|
func (c *Client) TagLink(repoInfo *gitsource.RepoInfo, tag string) string {
|
|
return fmt.Sprintf("%s/src/tag/%s", repoInfo.HTMLURL, tag)
|
|
}
|
|
|
|
func (c *Client) PullRequestLink(repoInfo *gitsource.RepoInfo, prID string) string {
|
|
return fmt.Sprintf("%s/pull/%s", repoInfo.HTMLURL, prID)
|
|
}
|