func (m *NetworkManager) init(args []string) {
configFile := m.parseConfig()
defer func() {
if configFile != nil {
configFile.Close()
}
}()
loadingRules := clientcmd.NewDefaultClientConfigLoadingRules()
if m.config.KubeConfig != "" {
loadingRules.ExplicitPath = m.config.KubeConfig
}
configOverrides := &clientcmd.ConfigOverrides{}
if m.config.KubeUrl != "" {
configOverrides.ClusterInfo.Server = m.config.KubeUrl
}
kubeConfig := clientcmd.NewNonInteractiveDeferredLoadingClientConfig(loadingRules, configOverrides)
config, err := kubeConfig.ClientConfig()
if err != nil {
glog.Fatal(err)
}
m.Client, err = client.New(config)
if err != nil {
glog.Fatalf("Invalid API configuratin: %v", err)
}
m.Controller = network.NewNetworkFactory().Create(m.Client, args)
m.Controller.Init(&m.config, configFile)
}
// GetCurrentContext gets the current context from local config
func GetCurrentContext() (string, error) {
clientConfig, err := clientcmd.NewNonInteractiveDeferredLoadingClientConfig(
clientcmd.NewDefaultClientConfigLoadingRules(),
&clientcmd.ConfigOverrides{},
).RawConfig()
return clientConfig.CurrentContext, err
}
/**
Initialize a kubernetes API client
*/
func newKubeClient(apiserverURLString string) (*kubeClient.Client, error) {
var u *url.URL
var err error
if u, err = url.Parse(os.ExpandEnv(apiserverURLString)); err != nil {
return nil, fmt.Errorf("Could not parse Kubernetes apiserver URL: %v. Error: %v", apiserverURLString, err)
}
if u.Scheme == "" || u.Host == "" || u.Host == ":" || u.Path != "" {
return nil, fmt.Errorf("Invalid URL provided for Kubernetes API server: %v.", u)
}
loadingRules := kubeClientCmd.NewDefaultClientConfigLoadingRules()
configOverrides := &kubeClientCmd.ConfigOverrides{}
kubeConfig := kubeClientCmd.NewNonInteractiveDeferredLoadingClientConfig(loadingRules, configOverrides)
config, err := kubeConfig.ClientConfig()
if err != nil {
return nil, err
}
config.Host = apiserverURLString
config.Version = "v1"
log.WithFields(log.Fields{"host": config.Host, "apiVersion": config.Version}).Debug("Creating kubernetes API client")
return kubeClient.New(config)
}
// NewGenericWebhook creates a new GenericWebhook from the provided kubeconfig file.
func NewGenericWebhook(kubeConfigFile string, groupVersions []unversioned.GroupVersion, initialBackoff time.Duration) (*GenericWebhook, error) {
for _, groupVersion := range groupVersions {
if !registered.IsEnabledVersion(groupVersion) {
return nil, fmt.Errorf("webhook plugin requires enabling extension resource: %s", groupVersion)
}
}
loadingRules := clientcmd.NewDefaultClientConfigLoadingRules()
loadingRules.ExplicitPath = kubeConfigFile
loader := clientcmd.NewNonInteractiveDeferredLoadingClientConfig(loadingRules, &clientcmd.ConfigOverrides{})
clientConfig, err := loader.ClientConfig()
if err != nil {
return nil, err
}
codec := api.Codecs.LegacyCodec(groupVersions...)
clientConfig.ContentConfig.NegotiatedSerializer = runtimeserializer.NegotiatedSerializerWrapper(
runtime.SerializerInfo{Serializer: codec},
runtime.StreamSerializerInfo{},
)
restClient, err := restclient.UnversionedRESTClientFor(clientConfig)
if err != nil {
return nil, err
}
// TODO(ericchiang): Can we ensure remote service is reachable?
return &GenericWebhook{restClient, initialBackoff}, nil
}
// CreateApiserverClient creates new Kubernetes Apiserver client. When apiserverHost param is empty
// string the function assumes that it is running inside a Kubernetes cluster and attempts to
// discover the Apiserver. Otherwise, it connects to the Apiserver specified.
//
// apiserverHost param is in the format of protocol://address:port/pathPrefix, e.g.,
// http://localhost:8001.
func CreateApiserverClient(apiserverHost string) (*client.Client, clientcmd.ClientConfig, error) {
overrides := &clientcmd.ConfigOverrides{}
if apiserverHost != "" {
overrides.ClusterInfo = clientcmdapi.Cluster{Server: apiserverHost}
}
clientConfig := clientcmd.NewNonInteractiveDeferredLoadingClientConfig(
clientcmd.NewDefaultClientConfigLoadingRules(), overrides)
cfg, err := clientConfig.ClientConfig()
cfg.QPS = defaultQPS
cfg.Burst = defaultBurst
if err != nil {
return nil, nil, err
}
log.Printf("Creating API server client for %s", cfg.Host)
client, err := client.New(cfg)
if err != nil {
return nil, nil, err
}
return client, clientConfig, nil
}
// New creates a new WebhookAuthorizer from the provided kubeconfig file.
//
// The config's cluster field is used to refer to the remote service, user refers to the returned authorizer.
//
// # clusters refers to the remote service.
// clusters:
// - name: name-of-remote-authz-service
// cluster:
// certificate-authority: /path/to/ca.pem # CA for verifying the remote service.
// server: https://authz.example.com/authorize # URL of remote service to query. Must use 'https'.
//
// # users refers to the API server's webhook configuration.
// users:
// - name: name-of-api-server
// user:
// client-certificate: /path/to/cert.pem # cert for the webhook plugin to use
// client-key: /path/to/key.pem # key matching the cert
//
// For additional HTTP configuration, refer to the kubeconfig documentation
// http://kubernetes.io/v1.1/docs/user-guide/kubeconfig-file.html.
func New(kubeConfigFile string) (*WebhookAuthorizer, error) {
for _, groupVersion := range requireEnabled {
if !registered.IsEnabledVersion(groupVersion) {
return nil, fmt.Errorf("webhook authz plugin requires enabling extension resource: %s", groupVersion)
}
}
loadingRules := clientcmd.NewDefaultClientConfigLoadingRules()
loadingRules.ExplicitPath = kubeConfigFile
loader := clientcmd.NewNonInteractiveDeferredLoadingClientConfig(loadingRules, &clientcmd.ConfigOverrides{})
clientConfig, err := loader.ClientConfig()
if err != nil {
return nil, err
}
serializer := json.NewSerializer(json.DefaultMetaFactory, api.Scheme, runtime.ObjectTyperToTyper(api.Scheme), false)
clientConfig.ContentConfig.Codec = versioning.NewCodecForScheme(api.Scheme, serializer, serializer, encodeVersions, decodeVersions)
restClient, err := restclient.UnversionedRESTClientFor(clientConfig)
if err != nil {
return nil, err
}
// TODO(ericchiang): Can we ensure remote service is reachable?
return &WebhookAuthorizer{restClient}, nil
}
// GetConfig returns a kubernetes client config for a given context.
func GetConfig(context string) clientcmd.ClientConfig {
rules := clientcmd.NewDefaultClientConfigLoadingRules()
overrides := &clientcmd.ConfigOverrides{}
if context != "" {
overrides.CurrentContext = context
}
return clientcmd.NewNonInteractiveDeferredLoadingClientConfig(rules, overrides)
}
func getKubernetesClient() (*unversioned.Client, error) {
loadingRules := clientcmd.NewDefaultClientConfigLoadingRules()
configOverrides := &clientcmd.ConfigOverrides{}
kubeConfig := clientcmd.NewNonInteractiveDeferredLoadingClientConfig(loadingRules, configOverrides)
config, err := kubeConfig.ClientConfig()
if err != nil {
return nil, fmt.Errorf("Error creating kubeConfig: %s", err)
}
return unversioned.New(config)
}
func defaultClientConfig(flags *pflag.FlagSet) clientcmd.ClientConfig {
loadingRules := clientcmd.NewDefaultClientConfigLoadingRules()
flags.StringVar(&loadingRules.ExplicitPath, "kubeconfig", "", "Path to the kubeconfig file to use for CLI requests.")
overrides := &clientcmd.ConfigOverrides{}
flagNames := clientcmd.RecommendedConfigOverrideFlags("")
clientcmd.BindOverrideFlags(overrides, flags, flagNames)
clientConfig := clientcmd.NewInteractiveDeferredLoadingClientConfig(loadingRules, overrides, os.Stdin)
return clientConfig
}
// LocalClient gets a Kubernetes client from the local environment.
//
// It does a lot of configuration file loading. Use it for cases where you
// have a kubectl client configured.
//
// For cases where you know exactly where the configuration information is,
// you should use Client.
//
// If you are constructing an interactive client, you may also want to look
// at the Kubernetes interactive client configuration.
func LocalClient() (*unversioned.Client, error) {
// Please, if you find these poor Java developers help them find their
// way out of the deep dark forests of Go, and back to the happy
// halls of IntelliJ.
rules := clientcmd.NewDefaultClientConfigLoadingRules()
cfg := &clientcmd.ConfigOverrides{}
kcfg := clientcmd.NewNonInteractiveDeferredLoadingClientConfig(rules, cfg)
ccfg, err := kcfg.ClientConfig()
if err != nil {
return nil, err
}
return unversioned.New(ccfg)
}
func GetKubernetesClient() (*unversioned.Client, error) {
loadingRules := clientcmd.NewDefaultClientConfigLoadingRules()
configOverrides := &clientcmd.ConfigOverrides{CurrentContext: constants.MinikubeContext}
kubeConfig := clientcmd.NewNonInteractiveDeferredLoadingClientConfig(loadingRules, configOverrides)
config, err := kubeConfig.ClientConfig()
if err != nil {
return nil, errors.Wrap(err, "Error creating kubeConfig: %s")
}
client, err := unversioned.New(config)
if err != nil {
return nil, errors.Wrap(err, "Error creating new client from kubeConfig.ClientConfig()")
}
return client, nil
}
// DefaultClientConfig creates a clientcmd.ClientConfig with the following hierarchy:
// 1. Use the kubeconfig builder. The number of merges and overrides here gets a little crazy. Stay with me.
// 1. Merge together the kubeconfig itself. This is done with the following hierarchy rules:
// 1. CommandLineLocation - this parsed from the command line, so it must be late bound. If you specify this,
// then no other kubeconfig files are merged. This file must exist.
// 2. If $KUBECONFIG is set, then it is treated as a list of files that should be merged.
// 3. HomeDirectoryLocation
// Empty filenames are ignored. Files with non-deserializable content produced errors.
// The first file to set a particular value or map key wins and the value or map key is never changed.
// This means that the first file to set CurrentContext will have its context preserved. It also means
// that if two files specify a "red-user", only values from the first file's red-user are used. Even
// non-conflicting entries from the second file's "red-user" are discarded.
// 2. Determine the context to use based on the first hit in this chain
// 1. command line argument - again, parsed from the command line, so it must be late bound
// 2. CurrentContext from the merged kubeconfig file
// 3. Empty is allowed at this stage
// 3. Determine the cluster info and auth info to use. At this point, we may or may not have a context. They
// are built based on the first hit in this chain. (run it twice, once for auth, once for cluster)
// 1. command line argument
// 2. If context is present, then use the context value
// 3. Empty is allowed
// 4. Determine the actual cluster info to use. At this point, we may or may not have a cluster info. Build
// each piece of the cluster info based on the chain:
// 1. command line argument
// 2. If cluster info is present and a value for the attribute is present, use it.
// 3. If you don't have a server location, bail.
// 5. Auth info is build using the same rules as cluster info, EXCEPT that you can only have one authentication
// technique per auth info. The following conditions result in an error:
// 1. If there are two conflicting techniques specified from the command line, fail.
// 2. If the command line does not specify one, and the auth info has conflicting techniques, fail.
// 3. If the command line specifies one and the auth info specifies another, honor the command line technique.
// 2. Use default values and potentially prompt for auth information
//
// However, if it appears that we're running in a kubernetes cluster
// container environment, then run with the auth info kubernetes mounted for
// us. Specifically:
// The env vars KUBERNETES_SERVICE_HOST and KUBERNETES_SERVICE_PORT are
// set, and the file /var/run/secrets/kubernetes.io/serviceaccount/token
// exists and is not a directory.
func DefaultClientConfig(flags *pflag.FlagSet) clientcmd.ClientConfig {
loadingRules := clientcmd.NewDefaultClientConfigLoadingRules()
flags.StringVar(&loadingRules.ExplicitPath, "kubeconfig", "", "Path to the kubeconfig file to use for CLI requests.")
overrides := &clientcmd.ConfigOverrides{}
flagNames := clientcmd.RecommendedConfigOverrideFlags("")
// short flagnames are disabled by default. These are here for compatibility with existing scripts
flagNames.ClusterOverrideFlags.APIServer.ShortName = "s"
clientcmd.BindOverrideFlags(overrides, flags, flagNames)
clientConfig := clientcmd.NewInteractiveDeferredLoadingClientConfig(loadingRules, overrides, os.Stdin)
return clientConfig
}
func NewDefaultPathOptions() *PathOptions {
ret := &PathOptions{
GlobalFile: clientcmd.RecommendedHomeFile,
EnvVar: clientcmd.RecommendedConfigPathEnvVar,
ExplicitFileFlag: clientcmd.RecommendedConfigPathFlag,
GlobalFileSubpath: path.Join(clientcmd.RecommendedHomeDir, clientcmd.RecommendedFileName),
LoadingRules: clientcmd.NewDefaultClientConfigLoadingRules(),
}
ret.LoadingRules.DoNotResolvePaths = true
return ret
}
func getKubernetesServicesWithNamespace(namespace string) (serviceGetter, error) {
loadingRules := clientcmd.NewDefaultClientConfigLoadingRules()
configOverrides := &clientcmd.ConfigOverrides{}
kubeConfig := clientcmd.NewNonInteractiveDeferredLoadingClientConfig(loadingRules, configOverrides)
config, err := kubeConfig.ClientConfig()
if err != nil {
return nil, fmt.Errorf("Error creating kubeConfig: %s", err)
}
client, err := unversioned.New(config)
if err != nil {
return nil, err
}
services := client.Services(namespace)
return services, nil
}
func createClientsetForCluster(c federationapi.Cluster, i int, userAgentName string) *kubeclientset.Clientset {
kubecfg, err := clientcmd.LoadFromFile(framework.TestContext.KubeConfig)
framework.ExpectNoError(err, "error loading KubeConfig: %v", err)
cfgOverride := &clientcmd.ConfigOverrides{
ClusterInfo: clientcmdapi.Cluster{
Server: c.Spec.ServerAddressByClientCIDRs[0].ServerAddress,
},
}
ccfg := clientcmd.NewNonInteractiveClientConfig(*kubecfg, c.Name, cfgOverride, clientcmd.NewDefaultClientConfigLoadingRules())
cfg, err := ccfg.ClientConfig()
framework.ExpectNoError(err, "Error creating client config in cluster #%d (%q)", i, c.Name)
cfg.QPS = KubeAPIQPS
cfg.Burst = KubeAPIBurst
return kubeclientset.NewForConfigOrDie(restclient.AddUserAgent(cfg, userAgentName))
}
// DefaultClientConfig creates a clientcmd.ClientConfig with the following hierarchy:
// 1. Use the kubeconfig builder. The number of merges and overrides here gets a little crazy. Stay with me.
// 1. Merge the kubeconfig itself. This is done with the following hierarchy rules:
// 1. CommandLineLocation - this parsed from the command line, so it must be late bound. If you specify this,
// then no other kubeconfig files are merged. This file must exist.
// 2. If $KUBECONFIG is set, then it is treated as a list of files that should be merged.
// 3. HomeDirectoryLocation
// Empty filenames are ignored. Files with non-deserializable content produced errors.
// The first file to set a particular value or map key wins and the value or map key is never changed.
// This means that the first file to set CurrentContext will have its context preserved. It also means
// that if two files specify a "red-user", only values from the first file's red-user are used. Even
// non-conflicting entries from the second file's "red-user" are discarded.
// 2. Determine the context to use based on the first hit in this chain
// 1. command line argument - again, parsed from the command line, so it must be late bound
// 2. CurrentContext from the merged kubeconfig file
// 3. Empty is allowed at this stage
// 3. Determine the cluster info and auth info to use. At this point, we may or may not have a context. They
// are built based on the first hit in this chain. (run it twice, once for auth, once for cluster)
// 1. command line argument
// 2. If context is present, then use the context value
// 3. Empty is allowed
// 4. Determine the actual cluster info to use. At this point, we may or may not have a cluster info. Build
// each piece of the cluster info based on the chain:
// 1. command line argument
// 2. If cluster info is present and a value for the attribute is present, use it.
// 3. If you don't have a server location, bail.
// 5. Auth info is build using the same rules as cluster info, EXCEPT that you can only have one authentication
// technique per auth info. The following conditions result in an error:
// 1. If there are two conflicting techniques specified from the command line, fail.
// 2. If the command line does not specify one, and the auth info has conflicting techniques, fail.
// 3. If the command line specifies one and the auth info specifies another, honor the command line technique.
// 2. Use default values and potentially prompt for auth information
//
// However, if it appears that we're running in a kubernetes cluster
// container environment, then run with the auth info kubernetes mounted for
// us. Specifically:
// The env vars KUBERNETES_SERVICE_HOST and KUBERNETES_SERVICE_PORT are
// set, and the file /var/run/secrets/kubernetes.io/serviceaccount/token
// exists and is not a directory.
func DefaultClientConfig(flags *pflag.FlagSet) clientcmd.ClientConfig {
loadingRules := clientcmd.NewDefaultClientConfigLoadingRules()
// use the standard defaults for this client command
// DEPRECATED: remove and replace with something more accurate
loadingRules.DefaultClientConfig = &clientcmd.DefaultClientConfig
flags.StringVar(&loadingRules.ExplicitPath, "kubeconfig", "", "Path to the kubeconfig file to use for CLI requests.")
overrides := &clientcmd.ConfigOverrides{ClusterDefaults: clientcmd.ClusterDefaults}
flagNames := clientcmd.RecommendedConfigOverrideFlags("")
// short flagnames are disabled by default. These are here for compatibility with existing scripts
flagNames.ClusterOverrideFlags.APIServer.ShortName = "s"
clientcmd.BindOverrideFlags(overrides, flags, flagNames)
clientConfig := clientcmd.NewInteractiveDeferredLoadingClientConfig(loadingRules, overrides, os.Stdin)
return clientConfig
}
func getKubeConfig(url, user, pass string, insecure bool) (*unversioned.Config, error) {
config, er := unversioned.InClusterConfig()
if er != nil {
config, er = clientcmd.NewNonInteractiveDeferredLoadingClientConfig(
clientcmd.NewDefaultClientConfigLoadingRules(),
&clientcmd.ConfigOverrides{},
).ClientConfig()
if er != nil {
return nil, er
}
config.Host = url
}
config.Insecure = insecure
config.Username = user
config.Password = pass
return config, nil
}
func createKubeClient() (*kclient.Client, error) {
masterURL, err := getKubeMasterURL()
if err != nil {
return nil, err
}
overrides := &kclientcmd.ConfigOverrides{}
overrides.ClusterInfo.Server = masterURL
rules := kclientcmd.NewDefaultClientConfigLoadingRules()
kubeConfig, err := kclientcmd.NewNonInteractiveDeferredLoadingClientConfig(rules, overrides).ClientConfig()
kubeConfig.Host = masterURL
if err != nil {
glog.Error("Error creating Kube Config", err)
return nil, err
}
glog.Infof("Using %s for kubernetes master", kubeConfig.Host)
glog.Infof("Using kubernetes API %s", kubeConfig.Version)
return kclient.New(kubeConfig)
}
clusters = map[string]*cluster{}
primaryClusterName = clusterList.Items[0].Name
By(fmt.Sprintf("Labeling %q as the first cluster", primaryClusterName))
for i, c := range clusterList.Items {
framework.Logf("Creating a clientset for the cluster %s", c.Name)
Expect(framework.TestContext.KubeConfig).ToNot(Equal(""), "KubeConfig must be specified to load clusters' client config")
kubecfg, err := clientcmd.LoadFromFile(framework.TestContext.KubeConfig)
framework.ExpectNoError(err, "error loading KubeConfig: %v", err)
cfgOverride := &clientcmd.ConfigOverrides{
ClusterInfo: clientcmdapi.Cluster{
Server: c.Spec.ServerAddressByClientCIDRs[0].ServerAddress,
},
}
ccfg := clientcmd.NewNonInteractiveClientConfig(*kubecfg, c.Name, cfgOverride, clientcmd.NewDefaultClientConfigLoadingRules())
cfg, err := ccfg.ClientConfig()
framework.ExpectNoError(err, "Error creating client config in cluster #%d (%q)", i, c.Name)
cfg.QPS = KubeAPIQPS
cfg.Burst = KubeAPIBurst
clset := release_1_3.NewForConfigOrDie(restclient.AddUserAgent(cfg, UserAgentName))
clusters[c.Name] = &cluster{c.Name, clset, false, nil}
}
for name, c := range clusters {
// The e2e Framework created the required namespace in one of the clusters, but we need to create it in all the others, if it doesn't yet exist.
if _, err := c.Clientset.Core().Namespaces().Get(f.Namespace.Name); errors.IsNotFound(err) {
ns := &v1.Namespace{
ObjectMeta: v1.ObjectMeta{
Name: f.Namespace.Name,
// 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
}
allowAnonymousGet := os.Getenv("ALLOW_ANON_GIT_PULL") == "yes"
serverAuth := os.Getenv("REQUIRE_SERVER_AUTH")
gitAuth := os.Getenv("REQUIRE_GIT_AUTH")
if len(serverAuth) > 0 && len(gitAuth) > 0 {
return nil, fmt.Errorf("only one of REQUIRE_SERVER_AUTH or REQUIRE_GIT_AUTH may be specified")
}
if len(serverAuth) > 0 {
namespace := os.Getenv("AUTH_NAMESPACE")
if len(namespace) == 0 {
return nil, fmt.Errorf("when REQUIRE_SERVER_AUTH is set, AUTH_NAMESPACE must also be specified")
}
if serverAuth == "-" {
serverAuth = ""
}
rules := clientcmd.NewDefaultClientConfigLoadingRules()
rules.ExplicitPath = serverAuth
kubeconfig := clientcmd.NewNonInteractiveDeferredLoadingClientConfig(rules, &clientcmd.ConfigOverrides{})
cfg, err := kubeconfig.ClientConfig()
if err != nil {
return nil, fmt.Errorf("could not create a client for REQUIRE_SERVER_AUTH: %v", err)
}
osc, err := client.New(cfg)
if err != nil {
return nil, fmt.Errorf("could not create a client for REQUIRE_SERVER_AUTH: %v", err)
}
config.AuthMessage = fmt.Sprintf("Authenticating against %s allow-push=%t anon-pull=%t", cfg.Host, config.AllowPush, allowAnonymousGet)
config.AuthenticatorFn = auth.Authenticator(func(info auth.AuthInfo) (bool, error) {
if !info.Push && allowAnonymousGet {
return true, nil
}
req := &authapi.LocalSubjectAccessReview{
Action: authapi.AuthorizationAttributes{
Verb: "get",
Resource: "pods",
},
}
if info.Push {
if !config.AllowPush {
return false, nil
}
req.Action.Verb = "create"
}
res, err := osc.ImpersonateLocalSubjectAccessReviews(namespace, info.Password).Create(req)
if err != nil {
if se, ok := err.(*errors.StatusError); ok {
return false, &statusError{se}
}
return false, err
}
//log.Printf("debug: server response allowed=%t message=%s", res.Allowed, res.Reason)
return res.Allowed, nil
})
}
if len(gitAuth) > 0 {
parts := strings.Split(gitAuth, ":")
if len(parts) != 2 {
return nil, fmt.Errorf("REQUIRE_GIT_AUTH must be a username and password separated by a ':'")
}
config.AuthMessage = fmt.Sprintf("Authenticating against username/password allow-push=%t", config.AllowPush)
username, password := parts[0], parts[1]
config.AuthenticatorFn = auth.Authenticator(func(info auth.AuthInfo) (bool, error) {
if info.Push {
if !config.AllowPush {
return false, nil
}
if allowAnonymousGet {
return true, 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
}