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// Copyright (c) 2015 Spinpunch, Inc. All Rights Reserved.
// See License.txt for license information.
package utils
import (
l4g "code.google.com/p/log4go"
"encoding/json"
"net/mail"
"os"
"path/filepath"
)
const (
MODE_DEV = "dev"
MODE_BETA = "beta"
MODE_PROD = "prod"
)
type ServiceSettings struct {
SiteName string
Mode string
AllowTesting bool
UseSSL bool
Port string
Version string
InviteSalt string
PublicLinkSalt string
ResetSalt string
AnalyticsUrl string
UseLocalStorage bool
StorageDirectory string
AllowedLoginAttempts int
}
type SSOSetting struct {
Allow bool
Secret string
Id string
AuthEndpoint string
TokenEndpoint string
UserApiEndpoint string
}
type SqlSettings struct {
DriverName string
DataSource string
DataSourceReplicas []string
MaxIdleConns int
MaxOpenConns int
Trace bool
AtRestEncryptKey string
}
type LogSettings struct {
ConsoleEnable bool
ConsoleLevel string
FileEnable bool
FileLevel string
FileFormat string
FileLocation string
}
type AWSSettings struct {
S3AccessKeyId string
S3SecretAccessKey string
S3Bucket string
S3Region string
}
type ImageSettings struct {
ThumbnailWidth uint
ThumbnailHeight uint
PreviewWidth uint
PreviewHeight uint
ProfileWidth uint
ProfileHeight uint
InitialFont string
}
type EmailSettings struct {
ByPassEmail bool
SMTPUsername string
SMTPPassword string
SMTPServer string
UseTLS bool
FeedbackEmail string
FeedbackName string
ApplePushServer string
ApplePushCertPublic string
ApplePushCertPrivate string
}
type RateLimitSettings struct {
UseRateLimiter bool
PerSec int
MemoryStoreSize int
VaryByRemoteAddr bool
VaryByHeader string
}
type PrivacySettings struct {
ShowEmailAddress bool
ShowPhoneNumber bool
ShowSkypeId bool
ShowFullName bool
}
type TeamSettings struct {
MaxUsersPerTeam int
AllowPublicLink bool
AllowValetDefault bool
TermsLink string
PrivacyLink string
AboutLink string
HelpLink string
ReportProblemLink string
TourLink string
DefaultThemeColor string
}
type Config struct {
LogSettings LogSettings
ServiceSettings ServiceSettings
SqlSettings SqlSettings
AWSSettings AWSSettings
ImageSettings ImageSettings
EmailSettings EmailSettings
RateLimitSettings RateLimitSettings
PrivacySettings PrivacySettings
TeamSettings TeamSettings
SSOSettings map[string]SSOSetting
}
func (o *Config) ToJson() string {
b, err := json.Marshal(o)
if err != nil {
return ""
} else {
return string(b)
}
}
var Cfg *Config = &Config{}
var SanitizeOptions map[string]bool = map[string]bool{}
func findConfigFile(fileName string) string {
if _, err := os.Stat("/tmp/" + fileName); err == nil {
fileName, _ = filepath.Abs("/tmp/" + fileName)
} else if _, err := os.Stat("./config/" + fileName); err == nil {
fileName, _ = filepath.Abs("./config/" + fileName)
} else if _, err := os.Stat("../config/" + fileName); err == nil {
fileName, _ = filepath.Abs("../config/" + fileName)
} else if _, err := os.Stat(fileName); err == nil {
fileName, _ = filepath.Abs(fileName)
}
return fileName
}
func FindDir(dir string) string {
fileName := "."
if _, err := os.Stat("./" + dir + "/"); err == nil {
fileName, _ = filepath.Abs("./" + dir + "/")
} else if _, err := os.Stat("../" + dir + "/"); err == nil {
fileName, _ = filepath.Abs("../" + dir + "/")
} else if _, err := os.Stat("/tmp/" + dir); err == nil {
fileName, _ = filepath.Abs("/tmp/" + dir)
}
return fileName + "/"
}
func configureLog(s LogSettings) {
l4g.Close()
if s.ConsoleEnable {
level := l4g.DEBUG
if s.ConsoleLevel == "INFO" {
level = l4g.INFO
} else if s.ConsoleLevel == "ERROR" {
level = l4g.ERROR
}
l4g.AddFilter("stdout", level, l4g.NewConsoleLogWriter())
}
if s.FileEnable {
if s.FileFormat == "" {
s.FileFormat = "[%D %T] [%L] %M"
}
if s.FileLocation == "" {
s.FileLocation = FindDir("logs") + "mattermost.log"
}
level := l4g.DEBUG
if s.FileLevel == "INFO" {
level = l4g.INFO
} else if s.FileLevel == "ERROR" {
level = l4g.ERROR
}
flw := l4g.NewFileLogWriter(s.FileLocation, false)
flw.SetFormat(s.FileFormat)
flw.SetRotate(true)
flw.SetRotateLines(100000)
l4g.AddFilter("file", level, flw)
}
}
// LoadConfig will try to search around for the corresponding config file.
// It will search /tmp/fileName then attempt ./config/fileName,
// then ../config/fileName and last it will look at fileName
func LoadConfig(fileName string) {
fileName = findConfigFile(fileName)
l4g.Info("Loading config file at " + fileName)
file, err := os.Open(fileName)
if err != nil {
panic("Error opening config file=" + fileName + ", err=" + err.Error())
}
decoder := json.NewDecoder(file)
config := Config{}
err = decoder.Decode(&config)
if err != nil {
panic("Error decoding configuration " + err.Error())
}
// Check for a valid email for feedback, if not then do feedback@domain
if _, err := mail.ParseAddress(config.EmailSettings.FeedbackEmail); err != nil {
config.EmailSettings.FeedbackEmail = "feedback@localhost"
l4g.Error("Misconfigured feedback email setting: %s", config.EmailSettings.FeedbackEmail)
}
configureLog(config.LogSettings)
Cfg = &config
SanitizeOptions = getSanitizeOptions()
// Validates our mail settings
if err := CheckMailSettings(); err != nil {
l4g.Error("Email settings are not valid err=%v", err)
}
}
func getSanitizeOptions() map[string]bool {
options := map[string]bool{}
options["fullname"] = Cfg.PrivacySettings.ShowFullName
options["email"] = Cfg.PrivacySettings.ShowEmailAddress
options["skypeid"] = Cfg.PrivacySettings.ShowSkypeId
options["phonenumber"] = Cfg.PrivacySettings.ShowPhoneNumber
return options
}
func IsS3Configured() bool {
if Cfg.AWSSettings.S3AccessKeyId == "" || Cfg.AWSSettings.S3SecretAccessKey == "" || Cfg.AWSSettings.S3Region == "" || Cfg.AWSSettings.S3Bucket == "" {
return false
}
return true
}
func GetAllowedAuthServices() []string {
authServices := []string{}
for name, service := range Cfg.SSOSettings {
if service.Allow {
authServices = append(authServices, name)
}
}
return authServices
}
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