package main
import (
"crypto/rand"
"encoding/hex"
"encoding/json"
"flag"
"fmt"
_ "fmt"
"io/ioutil"
"os"
_ "strings"
_ "time"
log "github.com/sirupsen/logrus"
"gopkg.in/yaml.v2"
"git.deuxfleurs.fr/Deuxfleurs/easybridge/appservice"
"git.deuxfleurs.fr/Deuxfleurs/easybridge/connector"
"git.deuxfleurs.fr/Deuxfleurs/easybridge/connector/irc"
"git.deuxfleurs.fr/Deuxfleurs/easybridge/connector/xmpp"
"git.deuxfleurs.fr/Deuxfleurs/easybridge/connector/mattermost"
"git.deuxfleurs.fr/Deuxfleurs/easybridge/mxlib"
)
type ConfigAccount struct {
Protocol string `json:"protocol"`
Rooms []string `json:"rooms"`
Config map[string]string `json:"config"`
}
type ConfigFile struct {
HttpBindAddr string `json:"http_bind_addr"`
Registration string `json:"registration"`
Server string `json:"homeserver_url"`
DbType string `json:"db_type"`
DbPath string `json:"db_path"`
MatrixDomain string `json:"matrix_domain"`
Accounts map[string]map[string]ConfigAccount `json:"accounts"`
}
var configFlag = flag.String("config", "./config.json", "Configuration file path")
var config *ConfigFile
var registration *mxlib.Registration
func readConfig() ConfigFile {
config_file := ConfigFile{
HttpBindAddr: "0.0.0.0:8321",
Registration: "./registration.yaml",
Server: "http://localhost:8008",
DbType: "sqlite3",
DbPath: "easybridge.db",
Accounts: map[string]map[string]ConfigAccount{},
}
_, err := os.Stat(*configFlag)
if os.IsNotExist(err) {
// Generate default config file
log.Printf("Generating default config file as %s", *configFlag)
bytes, err := json.MarshalIndent(&config_file, "", " ")
if err != nil {
log.Fatal(err)
}
err = ioutil.WriteFile(*configFlag, bytes, 0644)
if err != nil {
log.Fatal(err)
}
return config_file
}
if err != nil {
log.Fatal(err)
}
bytes, err := ioutil.ReadFile(*configFlag)
if err != nil {
log.Fatal(err)
}
err = json.Unmarshal(bytes, &config_file)
if err != nil {
log.Fatal(err)
}
return config_file
}
func readRegistration(file string) mxlib.Registration {
rnd := make([]byte, 64)
n, err := rand.Read(rnd)
if err != nil || n != 64 {
log.Fatal(err)
}
reg := mxlib.Registration{
Id: "Easybridge",
Url: "http://localhost:8321",
AsToken: hex.EncodeToString(rnd[:32]),
HsToken: hex.EncodeToString(rnd[32:]),
SenderLocalpart: "_ezbr_",
RateLimited: false,
Namespaces: mxlib.RegistrationNamespaceSet{
Users: []mxlib.RegistrationNamespace{
mxlib.RegistrationNamespace{
Exclusive: true,
Regex: "@_ezbr_.*",
},
},
Aliases: []mxlib.RegistrationNamespace{
mxlib.RegistrationNamespace{
Exclusive: true,
Regex: "#_ezbr_.*",
},
},
Rooms: []mxlib.RegistrationNamespace{},
},
}
_, err = os.Stat(file)
if os.IsNotExist(err) {
// Generate default config file
log.Printf("Generating default registration file as %s", file)
bytes, err := yaml.Marshal(®)
if err != nil {
log.Fatal(err)
}
err = ioutil.WriteFile(file, bytes, 0644)
if err != nil {
log.Fatal(err)
}
return reg
}
if err != nil {
log.Fatal(err)
}
bytes, err := ioutil.ReadFile(file)
if err != nil {
log.Fatal(err)
}
err = yaml.Unmarshal(bytes, ®)
if err != nil {
log.Fatal(err)
}
return reg
}
func main() {
log.SetLevel(log.DebugLevel)
flag.Parse()
config_file := readConfig()
config = &config_file
reg_file := readRegistration(config.Registration)
registration = ®_file
as_config := &appservice.Config{
HttpBindAddr: config.HttpBindAddr,
Server: config.Server,
DbType: config.DbType,
DbPath: config.DbPath,
MatrixDomain: config.MatrixDomain,
}
errch, err := appservice.Start(registration, as_config)
if err != nil {
log.Fatal(err)
}
for user, accounts := range config.Accounts {
for name, params := range accounts {
var conn connector.Connector
switch params.Protocol {
case "irc":
conn = &irc.IRC{}
case "xmpp":
conn = &xmpp.XMPP{}
case "mattermost":
conn = &mattermost.Mattermost{}
default:
log.Fatalf("Invalid protocol %s", params.Protocol)
}
account := &appservice.Account{
MatrixUser: fmt.Sprintf("@%s:%s", user, config.MatrixDomain),
AccountName: name,
Protocol: params.Protocol,
Conn: conn,
JoinedRooms: map[connector.RoomID]bool{},
}
conn.SetHandler(account)
appservice.AddAccount(account)
go connectAndJoin(account, params)
}
}
err = <-errch
if err != nil {
log.Fatal(err)
}
}
func connectAndJoin(account *appservice.Account, params ConfigAccount) {
log.Printf("Connecting to %s", params.Protocol)
err := account.Conn.Configure(params.Config)
if err != nil {
log.Printf("Could not connect to %s: %s", params.Protocol, err)
} else {
log.Printf("Connected to %s, now joining %#v", params.Protocol, params.Rooms)
for _, room := range params.Rooms {
err := account.Conn.Join(connector.RoomID(room))
if err != nil {
log.Printf("Could not join %s: %s", room, err)
}
}
}
}