// Execute runs the Docker registry.
func Execute(configFile io.Reader) {
config, err := configuration.Parse(configFile)
if err != nil {
log.Fatalf("Error parsing configuration file: %s", err)
}
tokenPath := "/openshift/token"
// If needed, generate and populate the token realm URL in the config.
// Must be done prior to instantiating the app, so our auth provider has the config available.
_, usingOpenShiftAuth := config.Auth[server.OpenShiftAuth]
_, hasTokenRealm := config.Auth[server.OpenShiftAuth][server.TokenRealmKey].(string)
if usingOpenShiftAuth && !hasTokenRealm {
registryHost := os.Getenv(server.DockerRegistryURLEnvVar)
if len(registryHost) == 0 {
log.Fatalf("%s is required", server.DockerRegistryURLEnvVar)
}
tokenURL := &url.URL{Scheme: "https", Host: registryHost, Path: tokenPath}
if len(config.HTTP.TLS.Certificate) == 0 {
tokenURL.Scheme = "http"
}
if config.Auth[server.OpenShiftAuth] == nil {
config.Auth[server.OpenShiftAuth] = configuration.Parameters{}
}
config.Auth[server.OpenShiftAuth][server.TokenRealmKey] = tokenURL.String()
}
ctx := context.Background()
ctx, err = configureLogging(ctx, config)
if err != nil {
log.Fatalf("error configuring logger: %v", err)
}
log.Infof("version=%s", version.Version)
// inject a logger into the uuid library. warns us if there is a problem
// with uuid generation under low entropy.
uuid.Loggerf = context.GetLogger(ctx).Warnf
app := handlers.NewApp(ctx, config)
// Add a token handling endpoint
if usingOpenShiftAuth {
app.NewRoute().Methods("GET").PathPrefix(tokenPath).Handler(server.NewTokenHandler(ctx, server.DefaultRegistryClient))
}
// TODO add https scheme
adminRouter := app.NewRoute().PathPrefix("/admin/").Subrouter()
pruneAccessRecords := func(*http.Request) []auth.Access {
return []auth.Access{
{
Resource: auth.Resource{
Type: "admin",
},
Action: "prune",
},
}
}
app.RegisterRoute(
// DELETE /admin/blobs/<digest>
adminRouter.Path("/blobs/{digest:"+reference.DigestRegexp.String()+"}").Methods("DELETE"),
// handler
server.BlobDispatcher,
// repo name not required in url
handlers.NameNotRequired,
// custom access records
pruneAccessRecords,
)
app.RegisterHealthChecks()
handler := alive("/", app)
// TODO: temporarily keep for backwards compatibility; remove in the future
handler = alive("/healthz", handler)
handler = health.Handler(handler)
handler = panicHandler(handler)
handler = gorillahandlers.CombinedLoggingHandler(os.Stdout, handler)
if config.HTTP.TLS.Certificate == "" {
context.GetLogger(app).Infof("listening on %v", config.HTTP.Addr)
if err := http.ListenAndServe(config.HTTP.Addr, handler); err != nil {
context.GetLogger(app).Fatalln(err)
}
} else {
tlsConf := crypto.SecureTLSConfig(&tls.Config{ClientAuth: tls.NoClientCert})
if len(config.HTTP.TLS.ClientCAs) != 0 {
pool := x509.NewCertPool()
for _, ca := range config.HTTP.TLS.ClientCAs {
caPem, err := ioutil.ReadFile(ca)
if err != nil {
context.GetLogger(app).Fatalln(err)
}
if ok := pool.AppendCertsFromPEM(caPem); !ok {
context.GetLogger(app).Fatalln(fmt.Errorf("Could not add CA to pool"))
}
}
for _, subj := range pool.Subjects() {
context.GetLogger(app).Debugf("CA Subject: %s", string(subj))
}
tlsConf.ClientAuth = tls.RequireAndVerifyClientCert
tlsConf.ClientCAs = pool
}
context.GetLogger(app).Infof("listening on %v, tls", config.HTTP.Addr)
server := &http.Server{
Addr: config.HTTP.Addr,
Handler: handler,
TLSConfig: tlsConf,
}
if err := server.ListenAndServeTLS(config.HTTP.TLS.Certificate, config.HTTP.TLS.Key); err != nil {
context.GetLogger(app).Fatalln(err)
}
}
}
// Execute runs the Docker registry.
func Execute(configFile io.Reader) {
config, err := configuration.Parse(configFile)
if err != nil {
log.Fatalf("error parsing configuration file: %s", err)
}
setDefaultMiddleware(config)
ctx := context.Background()
ctx, err = configureLogging(ctx, config)
if err != nil {
log.Fatalf("error configuring logger: %v", err)
}
log.Infof("version=%s", version.Version)
// inject a logger into the uuid library. warns us if there is a problem
// with uuid generation under low entropy.
uuid.Loggerf = context.GetLogger(ctx).Warnf
app := handlers.NewApp(ctx, config)
// Add a token handling endpoint
if options, usingOpenShiftAuth := config.Auth[server.OpenShiftAuth]; usingOpenShiftAuth {
tokenRealm, err := server.TokenRealm(options)
if err != nil {
log.Fatalf("error setting up token auth: %s", err)
}
err = app.NewRoute().Methods("GET").PathPrefix(tokenRealm.Path).Handler(server.NewTokenHandler(ctx, server.DefaultRegistryClient)).GetError()
if err != nil {
log.Fatalf("error setting up token endpoint at %q: %v", tokenRealm.Path, err)
}
log.Debugf("configured token endpoint at %q", tokenRealm.String())
}
// TODO add https scheme
adminRouter := app.NewRoute().PathPrefix("/admin/").Subrouter()
pruneAccessRecords := func(*http.Request) []auth.Access {
return []auth.Access{
{
Resource: auth.Resource{
Type: "admin",
},
Action: "prune",
},
}
}
app.RegisterRoute(
// DELETE /admin/blobs/<digest>
adminRouter.Path("/blobs/{digest:"+reference.DigestRegexp.String()+"}").Methods("DELETE"),
// handler
server.BlobDispatcher,
// repo name not required in url
handlers.NameNotRequired,
// custom access records
pruneAccessRecords,
)
app.RegisterHealthChecks()
handler := alive("/", app)
// TODO: temporarily keep for backwards compatibility; remove in the future
handler = alive("/healthz", handler)
handler = health.Handler(handler)
handler = panicHandler(handler)
handler = gorillahandlers.CombinedLoggingHandler(os.Stdout, handler)
if config.HTTP.TLS.Certificate == "" {
context.GetLogger(app).Infof("listening on %v", config.HTTP.Addr)
if err := http.ListenAndServe(config.HTTP.Addr, handler); err != nil {
context.GetLogger(app).Fatalln(err)
}
} else {
tlsConf := crypto.SecureTLSConfig(&tls.Config{ClientAuth: tls.NoClientCert})
if len(config.HTTP.TLS.ClientCAs) != 0 {
pool := x509.NewCertPool()
for _, ca := range config.HTTP.TLS.ClientCAs {
caPem, err := ioutil.ReadFile(ca)
if err != nil {
context.GetLogger(app).Fatalln(err)
}
if ok := pool.AppendCertsFromPEM(caPem); !ok {
context.GetLogger(app).Fatalln(fmt.Errorf("Could not add CA to pool"))
}
}
for _, subj := range pool.Subjects() {
context.GetLogger(app).Debugf("CA Subject: %s", string(subj))
}
tlsConf.ClientAuth = tls.RequireAndVerifyClientCert
tlsConf.ClientCAs = pool
}
context.GetLogger(app).Infof("listening on %v, tls", config.HTTP.Addr)
server := &http.Server{
Addr: config.HTTP.Addr,
Handler: handler,
TLSConfig: tlsConf,
}
if err := server.ListenAndServeTLS(config.HTTP.TLS.Certificate, config.HTTP.TLS.Key); err != nil {
context.GetLogger(app).Fatalln(err)
}
}
}
