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config.go
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config.go
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// Copyright 2014 Eryx <evorui аt gmаil dοt cοm>, All rights reserved.
//
// 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 config
import (
"os"
"path/filepath"
"github.com/hooto/hauth/go/hauth/v1"
"github.com/hooto/htoml4g/htoml"
"github.com/lessos/lessgo/crypto/idhash"
"github.com/lessos/lessgo/encoding/json"
)
const (
Version = "0.9.2"
GroupMember = 100
GroupSysAdmin = 1
)
var (
err error
VersionHash = Version
Prefix = "/opt/hooto/iam"
UserRegistrationDisabled = false
Config = &ConfigCommon{}
configFilePath = ""
)
type ConfigCommon struct {
InstanceID string `json:"instance_id" toml:"instance_id"`
HttpPort uint16 `json:"http_port,omitempty" toml:"http_port,omitempty"`
ServiceName string `json:"service_name" toml:"service_name"`
AccessKeys []*hauth.AccessKey `json:"access_keys" toml:"access_keys"`
WebUiBannerTitle string `json:"-" toml:"-"`
ServiceLoginFormAlertMsg string `json:"-" toml:"-"`
}
func (it *ConfigCommon) reset() {
if it.InstanceID == "" {
it.InstanceID = idhash.RandHexString(16)
}
if it.ServiceName == "" {
it.ServiceName = "hooto IAM Service"
}
if it.WebUiBannerTitle == "" {
it.WebUiBannerTitle = "Account Panel"
}
if len(it.AccessKeys) < 1 {
it.AccessKeys = append(it.AccessKeys, &hauth.AccessKey{
Id: idhash.RandHexString(8),
Secret: idhash.RandBase64String(40),
})
}
}
func Setup(prefix string) error {
if prefix != "" {
Prefix = filepath.Clean(prefix)
} else {
Prefix, _ = filepath.Abs(filepath.Dir(os.Args[0]) + "/..")
}
configFilePath = Prefix + "/etc/iam_config.toml"
if err := htoml.DecodeFromFile(configFilePath, Config); err != nil {
if !os.IsNotExist(err) {
return err
}
if err := json.DecodeFile(Prefix+"/etc/iam_config.json", &Config); err != nil && !os.IsNotExist(err) {
return err
}
}
Config.reset()
return Flush()
}
func SetupConfig(prefix string, cfg *ConfigCommon) error {
if prefix != "" {
Prefix = filepath.Clean(prefix)
} else {
Prefix, _ = filepath.Abs(filepath.Dir(os.Args[0]) + "/..")
}
if cfg == nil {
cfg = &ConfigCommon{}
}
cfg.reset()
Config = cfg
return nil
}
func Flush() error {
if configFilePath != "" {
return htoml.EncodeToFile(Config, configFilePath, nil)
}
return nil
}