// Load returns a low-level "handler config" from the provided filename.
// If the config file doesn't contain a top-level JSON key of "handlerConfig"
// with boolean value true, the configuration is assumed to be a high-level
// "user config" file, and transformed into a low-level config.
func Load(filename string) (*Config, error) {
obj, err := jsonconfig.ReadFile(filename)
if err != nil {
return nil, err
}
conf := &Config{
Obj: obj,
configPath: filename,
}
if lowLevel := obj.OptionalBool("handlerConfig", false); !lowLevel {
conf, err = genLowLevelConfig(conf)
if err != nil {
return nil, fmt.Errorf(
"Failed to transform user config file %q into internal handler configuration: %v",
filename, err)
}
if v, _ := strconv.ParseBool(os.Getenv("CAMLI_DEBUG_CONFIG")); v {
jsconf, _ := json.MarshalIndent(conf.Obj, "", " ")
log.Printf("From high-level config, generated low-level config: %s", jsconf)
}
}
return conf, nil
}
// Reads google storage config and creates a Client. Exits on error.
func doConfig(t *testing.T) (gsa *Client, bucket string) {
if *gsConfigPath == "" {
t.Skip("Skipping manual test. Set flag --gs_config_path to test Google Storage.")
}
cf, err := jsonconfig.ReadFile(*gsConfigPath)
if err != nil {
t.Fatalf("Failed to read config: %v", err)
}
var config jsonconfig.Obj
config = cf.RequiredObject("gsconf")
if err := cf.Validate(); err != nil {
t.Fatalf("Invalid config: %v", err)
}
auth := config.RequiredObject("auth")
bucket = config.RequiredString("bucket")
if err := config.Validate(); err != nil {
t.Fatalf("Invalid config: %v", err)
}
gsa = NewClient(MakeOauthTransport(auth.RequiredString("client_id"),
auth.RequiredString("client_secret"),
auth.RequiredString("refresh_token")))
if err := auth.Validate(); err != nil {
t.Fatalf("Invalid config: %v", err)
}
return
}
// Reads google storage config and creates a Client. Exits on error.
func doConfig(t *testing.T) (gsa *Client, bucket string) {
if *gsConfigPath == "" {
t.Skip("Skipping manual test. Set flag --gs_config_path to test Google Storage.")
}
cf, err := jsonconfig.ReadFile(*gsConfigPath)
if err != nil {
t.Fatalf("Failed to read config: %v", err)
}
var config jsonconfig.Obj
config = cf.RequiredObject("gsconf")
if err := cf.Validate(); err != nil {
t.Fatalf("Invalid config: %v", err)
}
auth := config.RequiredObject("auth")
bucket = config.RequiredString("bucket")
if err := config.Validate(); err != nil {
t.Fatalf("Invalid config: %v", err)
}
gsa = NewClient(oauth2.NewClient(oauth2.NoContext, oauthutil.NewRefreshTokenSource(&oauth2.Config{
Scopes: []string{Scope},
Endpoint: google.Endpoint,
ClientID: auth.RequiredString("client_id"),
ClientSecret: auth.RequiredString("client_secret"),
RedirectURL: oauthutil.TitleBarRedirectURL,
}, auth.RequiredString("refresh_token"))))
if err := auth.Validate(); err != nil {
t.Fatalf("Invalid config: %v", err)
}
return
}
// Reads google storage config and creates a Client. Exits on error.
func doConfig(t *testing.T) (gsa *Client, bucket string) {
gsConfigPath := filepath.Join(osutil.CamliConfigDir(), "gstestconfig.json")
if _, err := os.Stat(gsConfigPath); os.IsNotExist(err) {
test.DependencyErrorOrSkip(t)
t.Fatalf("Missing config file: %v", err)
}
cf, err := jsonconfig.ReadFile(gsConfigPath)
if err != nil {
t.Fatalf("Failed to read config: %v", err)
}
var config jsonconfig.Obj
config = cf.RequiredObject("gsconf")
if err := cf.Validate(); err != nil {
t.Fatalf("Invalid config: %v", err)
}
auth := config.RequiredObject("auth")
bucket = config.RequiredString("bucket")
if err := config.Validate(); err != nil {
t.Fatalf("Invalid config: %v", err)
}
gsa = NewClient(MakeOauthTransport(auth.RequiredString("client_id"),
auth.RequiredString("client_secret"),
auth.RequiredString("refresh_token")))
if err := auth.Validate(); err != nil {
t.Fatalf("Invalid config: %v", err)
}
return
}
func parseConfig() {
if android.OnAndroid() {
return
}
configPath := osutil.UserClientConfigPath()
if _, err := os.Stat(configPath); os.IsNotExist(err) {
errMsg := fmt.Sprintf("Client configuration file %v does not exist. See 'camput init' to generate it.", configPath)
if keyId := serverKeyId(); keyId != "" {
hint := fmt.Sprintf("\nThe key id %v was found in the server config %v, so you might want:\n'camput init -gpgkey %v'", keyId, osutil.UserServerConfigPath(), keyId)
errMsg += hint
}
log.Fatal(errMsg)
}
conf, err := jsonconfig.ReadFile(configPath)
if err != nil {
log.Fatal(err.Error())
}
cfg := jsonconfig.Obj(conf)
config = &clientConfig{
auth: cfg.OptionalString("auth", ""),
server: cfg.OptionalString("server", ""),
identity: cfg.OptionalString("identity", ""),
identitySecretRing: cfg.OptionalString("identitySecretRing", osutil.IdentitySecretRing()),
trustedCerts: cfg.OptionalList("trustedCerts"),
ignoredFiles: cfg.OptionalList("ignoredFiles"),
}
if err := cfg.Validate(); err != nil {
printConfigChangeHelp(cfg)
log.Fatalf("Error in config file: %v", err)
}
}
func handleSetupChange(rw http.ResponseWriter, req *http.Request) {
hilevelConf, err := jsonconfig.ReadFile(osutil.UserServerConfigPath())
if err != nil {
httputil.ServeError(rw, req, err)
return
}
if !xsrftoken.Valid(req.FormValue("token"), serverKey, "user", "wizardSave") {
http.Error(rw, "Form expired. Press back and reload form.", http.StatusBadRequest)
log.Printf("invalid xsrf token=%q", req.FormValue("token"))
return
}
hasChanged := false
var el interface{}
publish := jsonconfig.Obj{}
for k, v := range req.Form {
if _, ok := hilevelConf[k]; !ok {
if k != "gallery" && k != "blog" {
continue
}
}
switch k {
case "https", "shareHandler":
b, err := strconv.ParseBool(v[0])
if err != nil {
httputil.ServeError(rw, req, fmt.Errorf("%v field expects a boolean value", k))
}
el = b
default:
el = v[0]
}
if reflect.DeepEqual(hilevelConf[k], el) {
continue
}
hasChanged = true
hilevelConf[k] = el
}
// "publish" wasn't checked yet
if !reflect.DeepEqual(hilevelConf["publish"], publish) {
hilevelConf["publish"] = publish
hasChanged = true
}
if hasChanged {
err = rewriteConfig(&hilevelConf, osutil.UserServerConfigPath())
if err != nil {
httputil.ServeError(rw, req, err)
return
}
err = osutil.RestartProcess()
if err != nil {
log.Fatal("Failed to restart: " + err.Error())
http.Error(rw, "Failed to restart process", 500)
return
}
}
sendWizard(rw, req, hasChanged)
}
func parseConfig() {
configPath := ConfigFilePath()
var err error
if config, err = jsonconfig.ReadFile(configPath); err != nil {
log.Fatal(err.Error())
return
}
}
func parseConfig() {
configPath := ConfigFilePath()
if _, err := os.Stat(configPath); os.IsNotExist(err) {
parseConfigErr = os.ErrNotExist
return
}
var err error
if config, err = jsonconfig.ReadFile(configPath); err != nil {
log.Fatal(err.Error())
return
}
}
func sendWizard(rw http.ResponseWriter, req *http.Request, hasChanged bool) {
config, err := jsonconfig.ReadFile(osutil.UserServerConfigPath())
if err != nil {
httputil.ServeError(rw, req, err)
return
}
err = flattenPublish(config)
if err != nil {
httputil.ServeError(rw, req, err)
return
}
funcMap := template.FuncMap{
"printWizard": printWizard,
"showField": func(inputName string) bool {
if _, ok := ignoredFields[inputName]; ok {
return false
}
return true
},
"genXSRF": func() string {
return xsrftoken.Generate(serverKey, "user", "wizardSave")
},
}
body := `
<form id="WizardForm" method="POST" enctype="multipart/form-data">
<table>
{{range $k,$v := .}}{{if showField $k}}<tr><td>{{printf "%v" $k}}</td><td><input type="text" size="30" name ="{{printf "%v" $k}}" value="{{printWizard $v}}" ></td></tr>{{end}}{{end}}
</table>
<input type="hidden" name="token" value="{{genXSRF}}">
<input type="submit" form="WizardForm" value="Save"> (Will restart server.)</form>`
if hasChanged {
body += `<p> Configuration succesfully rewritten </p>`
}
tmpl, err := template.New("wizard").Funcs(funcMap).Parse(topWizard + body + bottomWizard)
if err != nil {
httputil.ServeError(rw, req, err)
return
}
err = tmpl.Execute(rw, config)
if err != nil {
httputil.ServeError(rw, req, err)
return
}
}
func parseConfig() {
configPath := osutil.UserClientConfigPath()
if _, err := os.Stat(configPath); os.IsNotExist(err) {
errMsg := fmt.Sprintf("Client configuration file %v does not exist. See 'camput init' to generate it.", configPath)
if keyId := serverKeyId(); keyId != "" {
hint := fmt.Sprintf("\nThe key id %v was found in the server config %v, so you might want:\n'camput init -gpgkey %v'", keyId, osutil.UserServerConfigPath(), keyId)
errMsg += hint
}
log.Fatal(errMsg)
}
var err error
if config, err = jsonconfig.ReadFile(configPath); err != nil {
log.Fatal(err.Error())
return
}
}
func TestS3(t *testing.T) {
cfgFile := os.Getenv("CAMLI_S3_TEST_CONFIG_JSON")
if cfgFile == "" {
t.Skip("Skipping manual test. To enable, set the environment variable CAMLI_S3_TEST_CONFIG_JSON to the path of a JSON configuration for the s3 storage type.")
}
conf, err := jsonconfig.ReadFile(cfgFile)
if err != nil {
t.Fatalf("Error reading s3 configuration file %s: %v", cfgFile, err)
}
storagetest.Test(t, func(t *testing.T) (sto blobserver.Storage, cleanup func()) {
sto, err := newFromConfig(nil, conf)
if err != nil {
t.Fatalf("newFromConfig error: %v", err)
}
return sto, func() {}
})
}
// Load returns a low-level "handler config" from the provided filename.
// If the config file doesn't contain a top-level JSON key of "handlerConfig"
// with boolean value true, the configuration is assumed to be a high-level
// "user config" file, and transformed into a low-level config.
func Load(filename string) (*Config, error) {
obj, err := jsonconfig.ReadFile(filename)
if err != nil {
return nil, err
}
conf := &Config{
Obj: obj,
configPath: filename,
}
if lowLevel := obj.OptionalBool("handlerConfig", false); lowLevel {
return conf, nil
}
if err := detectConfigChange(obj); err != nil {
return nil, err
}
absConfigPath, err := filepath.Abs(filename)
if err != nil {
return nil, fmt.Errorf("Failed to expand absolute path for %s: %v", filename, err)
}
b, err := ioutil.ReadFile(absConfigPath)
if err != nil {
return nil, fmt.Errorf("Could not read %s: %v", absConfigPath, err)
}
var hiLevelConf serverconfig.Config
if err := json.Unmarshal(b, &hiLevelConf); err != nil {
return nil, fmt.Errorf("Could not unmarshal %s into a serverconfig.Config: %v", absConfigPath, err)
}
conf, err = genLowLevelConfig(&hiLevelConf)
if err != nil {
return nil, fmt.Errorf(
"Failed to transform user config file %q into internal handler configuration: %v",
filename, err)
}
if v, _ := strconv.ParseBool(os.Getenv("CAMLI_DEBUG_CONFIG")); v {
jsconf, _ := json.MarshalIndent(conf.Obj, "", " ")
log.Printf("From high-level config, generated low-level config: %s", jsconf)
}
conf.configPath = absConfigPath
return conf, nil
}
// serverKeyId returns the public gpg key id ("identity" field)
// from the user's server config , if any.
// It returns the empty string otherwise.
func serverKeyId() string {
serverConfigFile := osutil.UserServerConfigPath()
if _, err := os.Stat(serverConfigFile); err != nil {
if os.IsNotExist(err) {
return ""
}
log.Fatalf("Could not stat %v: %v", serverConfigFile, err)
}
obj, err := jsonconfig.ReadFile(serverConfigFile)
if err != nil {
return ""
}
keyId, ok := obj["identity"].(string)
if !ok {
return ""
}
return keyId
}
// Reads google storage config and creates a Client. Exits on error.
func doConfig(t *testing.T) (gsa *Client, bucket string) {
if _, err := os.Stat("gstestconfig.json"); os.IsNotExist(err) {
testdep.CheckEnv(t)
t.Fatalf("Missing config file: %v", err)
}
cf, err := jsonconfig.ReadFile("testconfig.json")
if err != nil {
t.Fatalf("Failed to read config: %v", err)
}
var config jsonconfig.Obj
config = cf.RequiredObject("gsconf")
if err := cf.Validate(); err != nil {
t.Fatalf("Invalid config: %v", err)
}
auth := config.RequiredObject("auth")
bucket = config.RequiredString("bucket")
if err := config.Validate(); err != nil {
t.Fatalf("Invalid config: %v", err)
}
gsa = NewClient(&oauth.Transport{
&oauth.Config{
ClientId: auth.RequiredString("client_id"),
ClientSecret: auth.RequiredString("client_secret"),
Scope: "https://www.googleapis.com/auth/devstorage.read_write",
AuthURL: "https://accounts.google.com/o/oauth2/auth",
TokenURL: "https://accounts.google.com/o/oauth2/token",
RedirectURL: "urn:ietf:wg:oauth:2.0:oob",
},
&oauth.Token{
AccessToken: "",
RefreshToken: auth.RequiredString("refresh_token"),
},
nil,
})
if err := auth.Validate(); err != nil {
t.Fatalf("Invalid config: %v", err)
}
return
}
func sendWizard(rw http.ResponseWriter, req *http.Request, hasChanged bool) {
config, err := jsonconfig.ReadFile(osutil.UserServerConfigPath())
if err != nil {
httputil.ServerError(rw, req, err)
return
}
err = flattenPublish(config)
if err != nil {
httputil.ServerError(rw, req, err)
return
}
funcMap := template.FuncMap{
"printWizard": printWizard,
"inputIsGallery": func(inputName string) bool { return inputName == "gallery" },
}
body := `<form id="WizardForm" action="setup" method="post" enctype="multipart/form-data">`
body += `{{range $k,$v := .}}{{printf "%v" $k}} <input type="text" size="30" name ="{{printf "%v" $k}}" value="{{printWizard $v}}" {{if inputIsGallery $k}}placeholder="/pics/,sha1-xxxx,pics.css"{{end}}><br />{{end}}`
body += `<input type="submit" form="WizardForm" value="Save"></form>`
if hasChanged {
body += `<p> Configuration succesfully rewritten </p>`
}
tmpl, err := template.New("wizard").Funcs(funcMap).Parse(topWizard + body + bottomWizard)
if err != nil {
httputil.ServerError(rw, req, err)
return
}
err = tmpl.Execute(rw, config)
if err != nil {
httputil.ServerError(rw, req, err)
return
}
}
func handleSetupChange(rw http.ResponseWriter, req *http.Request) {
hilevelConf, err := jsonconfig.ReadFile(osutil.UserServerConfigPath())
if err != nil {
httputil.ServerError(rw, req, err)
return
}
hasChanged := false
var el interface{}
publish := jsonconfig.Obj{}
for k, v := range req.Form {
if _, ok := hilevelConf[k]; !ok {
if k != "gallery" && k != "blog" {
continue
}
}
switch k {
case "https":
b, err := strconv.ParseBool(v[0])
if err != nil {
httputil.ServerError(rw, req, fmt.Errorf("https field expects a boolean value"))
}
el = b
case "replicateTo":
// TODO(mpl): figure out why it is always seen as different from the conf
el = []interface{}{}
if len(v[0]) > 0 {
els := []string{}
vals := strings.Split(v[0], ",")
els = append(els, vals...)
el = els
}
// TODO(mpl): "handler,rootPermanode[,style]" for each published entity for now.
// we will need something more readable later probably
case "gallery", "blog":
if len(v[0]) > 0 {
pub := strings.Split(v[0], ",")
if len(pub) < 2 || len(pub) > 3 {
// no need to fail loudly for now as we'll probably change this format
continue
}
handler := jsonconfig.Obj{}
handler["template"] = k
handler["rootPermanode"] = pub[1]
if len(pub) > 2 {
handler["style"] = pub[2]
}
publish[pub[0]] = handler
}
continue
default:
el = v[0]
}
if reflect.DeepEqual(hilevelConf[k], el) {
continue
}
hasChanged = true
hilevelConf[k] = el
}
// "publish" wasn't checked yet
if !reflect.DeepEqual(hilevelConf["publish"], publish) {
hilevelConf["publish"] = publish
hasChanged = true
}
if hasChanged {
err = rewriteConfig(&hilevelConf, osutil.UserServerConfigPath())
if err != nil {
httputil.ServerError(rw, req, err)
return
}
}
sendWizard(rw, req, hasChanged)
return
}
func parseConfig() {
if android.OnAndroid() {
panic("parseConfig should never have been called on Android")
}
configPath := osutil.UserClientConfigPath()
if _, err := os.Stat(configPath); os.IsNotExist(err) {
errMsg := fmt.Sprintf("Client configuration file %v does not exist. See 'camput init' to generate it.", configPath)
if keyId := serverKeyId(); keyId != "" {
hint := fmt.Sprintf("\nThe key id %v was found in the server config %v, so you might want:\n'camput init -gpgkey %v'", keyId, osutil.UserServerConfigPath(), keyId)
errMsg += hint
}
log.Fatal(errMsg)
}
// TODO: instead of using jsonconfig, we could read the file, and unmarshall into the structs that we now have in pkg/types/clientconfig. But we'll have to add the old fields (before the name changes, and before the multi-servers change) to the structs as well for our gracefull conversion/error messages to work.
conf, err := jsonconfig.ReadFile(configPath)
if err != nil {
log.Fatal(err.Error())
}
cfg := jsonconfig.Obj(conf)
if singleServerAuth := cfg.OptionalString("auth", ""); singleServerAuth != "" {
newConf, err := convertToMultiServers(cfg)
if err != nil {
log.Print(err)
} else {
cfg = newConf
}
}
config = &clientconfig.Config{
Identity: cfg.OptionalString("identity", ""),
IdentitySecretRing: cfg.OptionalString("identitySecretRing", osutil.IdentitySecretRing()),
IgnoredFiles: cfg.OptionalList("ignoredFiles"),
}
serversList := make(map[string]*clientconfig.Server)
servers := cfg.OptionalObject("servers")
for alias, vei := range servers {
// An alias should never be confused with a host name,
// so we forbid anything looking like one.
if isURLOrHostPort(alias) {
log.Fatalf("Server alias %q looks like a hostname; \".\" or \";\" are not allowed.", alias)
}
serverMap, ok := vei.(map[string]interface{})
if !ok {
log.Fatalf("entry %q in servers section is a %T, want an object", alias, vei)
}
serverConf := jsonconfig.Obj(serverMap)
server := &clientconfig.Server{
Server: cleanServer(serverConf.OptionalString("server", "")),
Auth: serverConf.OptionalString("auth", ""),
IsDefault: serverConf.OptionalBool("default", false),
TrustedCerts: serverConf.OptionalList("trustedCerts"),
}
if err := serverConf.Validate(); err != nil {
log.Fatalf("Error in servers section of config file for server %q: %v", alias, err)
}
serversList[alias] = server
}
config.Servers = serversList
if err := cfg.Validate(); err != nil {
printConfigChangeHelp(cfg)
log.Fatalf("Error in config file: %v", err)
}
}
