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config.go
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config.go
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package config
import (
"fmt"
"log"
"os"
"path/filepath"
)
type MetaConfig struct {
Version string `json:"-"`
ListenAddr string `json:"listen"`
ListenAddrTLS string `json:"listentls"`
SiteName string `json:"sitename"`
SiteURL string `json:"siteurl"`
DevelopmentMode bool `json:"devmode"`
CopyrightName string `json:"copyright-name"`
TemplateData map[string]interface{} `json:"templatedata"`
LiveTemplate bool `json:"livetemplate"`
PathTemplates string `json:"templatedir"`
PathPublic string `json:"publicdir"`
}
type Config struct {
Meta MetaConfig `json:"Meta,omitempty"`
Keys KeyConfig `json:"Keys,omitempty"`
Sec SecurityConfig `json:"Security,omitempty"`
ReverseProxy map[string]string `json:"ReverseProxy"`
Webhook map[string]string `json:"Webhook"`
ConfigFilePath string `json:"-"` // empty if stdin ($PWD used)
DoMongo bool `json:"use-mongo"`
Telegram struct {
AdminUsername string `json:"adminUser"`
AdminChatID int64 `json:"adminChat"`
AuditChatID int64 `json:"auditChat"`
} `json:"Telegram"`
Diamond struct {
Kicks bool `json:"Kicks"`
SocketPath string
} `json:"Diamond"`
}
type KeyConfig struct {
GoogleClientID string `json:"GoogleClientID"`
GoogleSecretKey string `json:"GoogleSecretKey"`
GithubClientID string `json:"GithubClientID"`
GithubSecretKey string `json:"GithubSecretKey"`
TwitterClientID string `json:"TwitterClientID"`
TwitterSecretKey string `json:"TwitterSecretKey"`
LinkedInClientID string `json:"LinkedInClientID"`
LinkedInSecretKey string `json:"LinkedInSecretKey"`
PayPalClientID string `json:"PayPalClientID"`
PayPalSecretKey string `json:"PayPalSecretKey"`
SendgridUser string `json:"SendgridUser"`
SendgridPassword string `json:"SendgridPassword"`
MailgunUser string `json:"MailgunUser"`
MailgunPassword string `json:"MailgunPassword"`
TwilioSID string `json:"TwilioSID"`
TwilioAuthToken string `json:"TwilioAuthToken"`
TelegramBot string `json:"TelegramBot"`
}
type SecurityConfig struct {
HashKey string `json:"hash-key"`
BlockKey string `json:"block-key"`
CSRFKey string `json:"csrf-key"`
CookieName string `json:"cookie-name"`
Whitelist string `json:"whitelist"`
Blacklist string `json:"blacklist"`
ServePublic bool `json:"servepublic"` // Serve All Unhandled URL in ./public
BoltDB string `json:"database"`
OpenSignups bool `json:"open-signups"`
EnableShell bool `json:"EnableShell"`
}
func CheckConfig(config *Config) error {
// minimal config needed
if config.Meta.Version == "" {
config.Meta.Version = "webd"
}
if config.Meta.PathPublic == "" {
config.Meta.PathPublic = "./www/public"
}
if config.Meta.PathTemplates == "" {
config.Meta.PathTemplates = "./www/templates"
}
dir, err := os.Getwd()
if err != nil {
return err
}
if config.ConfigFilePath != "" {
dir, err = filepath.Abs(filepath.Dir(config.ConfigFilePath))
if err != nil {
return fmt.Errorf("error %v", err)
}
log.Println("ConfigFilePath Directory:", dir)
} else {
log.Println("Using current working directory:", dir)
}
if !filepath.IsAbs(config.Meta.PathPublic) {
log.Printf("public path %q isnt abs, making abs", config.Meta.PathPublic)
config.Meta.PathPublic, err = filepath.Abs(filepath.Join(dir, config.Meta.PathPublic))
if err != nil {
return err
}
}
if !filepath.IsAbs(config.Meta.PathTemplates) {
log.Printf("templates path %q isnt abs, making abs", config.Meta.PathTemplates)
config.Meta.PathTemplates, err = filepath.Abs(filepath.Join(dir, config.Meta.PathTemplates))
if err != nil {
return err
}
}
for _, dirname := range []string{config.Meta.PathPublic, config.Meta.PathTemplates} {
println("checking directory:", dirname)
if s, err := os.Stat(dirname); err != nil || !s.IsDir() {
if err != nil {
println("fatal")
return err
}
return fmt.Errorf("is not a dir: %v", dirname)
}
}
if config.Meta.SiteURL == "" {
return fmt.Errorf("config needs Meta.siteurl")
}
if config.Sec.BlockKey == "" {
return fmt.Errorf("config needs Security.block-key")
}
if config.Sec.CSRFKey == "" {
return fmt.Errorf("config needs Security.csrf-key")
}
if config.Sec.HashKey == "" {
return fmt.Errorf("config needs Security.hash-key")
}
if config.Sec.CookieName == "" {
return fmt.Errorf("config needs Security.cookie-name")
}
// override is $PORT or $SITEURL are used (heroku, etc?)
if port := os.Getenv("PORT"); port != "" {
log.Println("overriding flags and config file with $PORT", port)
config.Meta.ListenAddr = ":" + port
}
if siteurl := os.Getenv("SITEURL"); siteurl != "" {
log.Println("overriding flags and config file with $SITEURL", siteurl)
config.Meta.SiteURL = siteurl
}
// check www/public exists
_, err = os.Open(config.Meta.PathPublic)
if err != nil {
return fmt.Errorf("Warning: no public web assets found. Did you forget to unzip webassets.zip to ./www/public? Try: make www/public (not found: %q (%v))", config.Meta.PathPublic, err)
}
return nil
}