// NewSourceRepository creates a reference to a local or remote source code repository from
// a URL or path.
func NewSourceRepository(s string) (*SourceRepository, error) {
location, err := git.ParseRepository(s)
if err != nil {
return nil, err
}
return &SourceRepository{
location: s,
url: *location,
}, nil
}
func (a *AutoLinkBuilds) Link() (map[string]gitserver.Clone, error) {
errs := []error{}
builders := []*buildapi.BuildConfig{}
for _, namespace := range a.Namespaces {
list, err := a.Client.BuildConfigs(namespace).List(labels.Everything(), fields.Everything())
if err != nil {
errs = append(errs, err)
continue
}
for i := range list.Items {
builders = append(builders, &list.Items[i])
}
}
for _, b := range a.Builders {
if hasItem(builders, b) {
continue
}
config, err := a.Client.BuildConfigs(b.Namespace).Get(b.Name)
if err != nil {
errs = append(errs, err)
continue
}
builders = append(builders, config)
}
hooks := make(map[string]string)
if len(a.PostReceiveHook) > 0 {
hooks["post-receive"] = a.PostReceiveHook
}
clones := make(map[string]gitserver.Clone)
for _, builder := range builders {
source := builder.Parameters.Source.Git
if source == nil {
continue
}
if builder.Annotations == nil {
builder.Annotations = make(map[string]string)
}
// calculate the origin URL
uri := source.URI
if value, ok := builder.Annotations["git.openshift.io/origin-url"]; ok {
uri = value
}
if len(uri) == 0 {
continue
}
origin, err := git.ParseRepository(uri)
if err != nil {
errs = append(errs, err)
continue
}
// calculate the local repository name and self URL
name := builder.Name
if a.CurrentNamespace != builder.Namespace {
name = fmt.Sprintf("%s.%s", builder.Namespace, name)
}
name = fmt.Sprintf("%s.git", name)
self := a.LinkFn(name)
if self == nil {
errs = append(errs, fmt.Errorf("no self URL available, can't update %s", name))
continue
}
// we can't clone from ourself
if self.Host == origin.Host {
continue
}
// update the existing builder
changed := false
if builder.Annotations["git.openshift.io/origin-url"] != origin.String() {
builder.Annotations["git.openshift.io/origin-url"] = origin.String()
changed = true
}
if source.URI != self.String() {
source.URI = self.String()
changed = true
}
if changed {
if _, err := a.Client.BuildConfigs(builder.Namespace).Update(builder); err != nil {
errs = append(errs, err)
continue
}
}
clones[name] = gitserver.Clone{
URL: *origin,
Hooks: hooks,
}
}
return clones, errors.NewAggregate(errs)
}
// NewEnviromentConfig sets up the initial config from environment variables
func NewEnviromentConfig() (*Config, error) {
config := NewDefaultConfig()
home := os.Getenv("GIT_HOME")
if len(home) == 0 {
return nil, fmt.Errorf("GIT_HOME is required")
}
abs, err := filepath.Abs(home)
if err != nil {
return nil, fmt.Errorf("can't make %q absolute: %v", home, err)
}
if stat, err := os.Stat(abs); err != nil || !stat.IsDir() {
return nil, fmt.Errorf("GIT_HOME must be an existing directory: %v", err)
}
config.Home = home
if publicURL := os.Getenv("PUBLIC_URL"); len(publicURL) > 0 {
valid, err := url.Parse(publicURL)
if err != nil {
return nil, fmt.Errorf("PUBLIC_URL must be a valid URL: %v", err)
}
config.URL = valid
}
gitpath := os.Getenv("GIT_PATH")
if len(gitpath) == 0 {
path, err := exec.LookPath("git")
if err != nil {
return nil, fmt.Errorf("could not find 'git' in PATH; specify GIT_PATH or set your PATH")
}
gitpath = path
}
config.GitBinary = gitpath
config.AllowPush = os.Getenv("ALLOW_GIT_PUSH") != "no"
config.AllowHooks = os.Getenv("ALLOW_GIT_HOOKS") != "no"
config.AllowLazyCreate = os.Getenv("ALLOW_LAZY_CREATE") != "no"
if hookpath := os.Getenv("HOOK_PATH"); len(hookpath) != 0 {
path, err := filepath.Abs(hookpath)
if err != nil {
return nil, fmt.Errorf("HOOK_PATH was set but cannot be made absolute: %v", err)
}
if stat, err := os.Stat(path); err != nil || !stat.IsDir() {
return nil, fmt.Errorf("HOOK_PATH must be an existing directory if set: %v", err)
}
config.HookDirectory = path
}
if value := os.Getenv("REQUIRE_GIT_AUTH"); len(value) > 0 {
parts := strings.Split(value, ":")
if len(parts) != 2 {
return nil, fmt.Errorf("REQUIRE_GIT_AUTH must be a username and password separated by a ':'")
}
username, password := parts[0], parts[1]
config.AuthenticatorFn = auth.Authenticator(func(info auth.AuthInfo) (bool, error) {
if info.Push && !config.AllowPush {
return false, nil
}
if info.Username != username || info.Password != password {
return false, nil
}
return true, nil
})
}
if value := os.Getenv("GIT_LISTEN"); len(value) > 0 {
config.Listen = value
}
config.CleanBeforeClone = os.Getenv("GIT_FORCE_CLEAN") == "yes"
clones := make(map[string]Clone)
for _, env := range os.Environ() {
if !strings.HasPrefix(env, initialClonePrefix) {
continue
}
parts := strings.SplitN(env, "=", 2)
if len(parts) != 2 {
continue
}
key, value := parts[0], parts[1]
part := key[len(initialClonePrefix):]
if len(part) == 0 {
continue
}
if len(value) == 0 {
return nil, fmt.Errorf("%s must not have an empty value", key)
}
defaultName := strings.Replace(strings.ToLower(part), "_", "-", -1)
values := strings.Split(value, ";")
var uri, name string
switch len(values) {
case 1:
uri, name = values[0], ""
case 2:
uri, name = values[0], values[1]
if len(name) == 0 {
return nil, fmt.Errorf("%s name may not be empty", key)
}
default:
return nil, fmt.Errorf("%s may only have two segments (<url> or <url>;<name>)", key)
}
url, err := git.ParseRepository(uri)
if err != nil {
return nil, fmt.Errorf("%s is not a valid repository URI: %v", key, err)
}
switch url.Scheme {
case "http", "https", "git", "ssh":
default:
return nil, fmt.Errorf("%s %q must be a http, https, git, or ssh URL", key, uri)
}
if len(name) == 0 {
if n, ok := git.NameFromRepositoryURL(url); ok {
name = n + ".git"
}
}
if len(name) == 0 {
name = defaultName + ".git"
}
if invalidCloneNameChars.MatchString(name) {
return nil, fmt.Errorf("%s name %q must be only letters, numbers, dashes, or underscores", key, name)
}
if _, ok := reservedNames[name]; ok {
return nil, fmt.Errorf("%s name %q is reserved (%v)", key, name, reservedNames)
}
clones[name] = Clone{
URL: *url,
}
}
config.InitialClones = clones
return config, nil
}