focalboard/server/main/main.go
2021-02-17 11:29:20 -08:00

127 lines
2.9 KiB
Go

// Package classification Focalboard Server
//
// Server for Focalboard
//
// Schemes: http, https
// Host: localhost
// BasePath: /api/v1
// Version: 0.5.0
// License: Custom https://github.com/mattermost/focalboard/blob/main/LICENSE.txt
// Contact: Focalboard<api@focalboard.com> https://www.focalboard.com
//
// Consumes:
// - application/json
//
// Produces:
// - application/json
//
// securityDefinitions:
// BearerAuth:
// type: apiKey
// name: Authorization
// in: header
// description: 'Pass session token using Bearer authentication, e.g. set header "Authorization: Bearer <session token>"'
//
// swagger:meta
package main
import (
"flag"
"log"
"os"
"syscall"
"time"
"github.com/mattermost/focalboard/server/model"
"github.com/mattermost/focalboard/server/server"
"github.com/mattermost/focalboard/server/services/config"
)
// ----------------------------------------------------------------------------------------------------
// WebSocket OnChange listener
const (
timeBetweenPidMonitoringChecks = 2 * time.Second
)
func isProcessRunning(pid int) bool {
process, err := os.FindProcess(pid)
if err != nil {
return false
}
err = process.Signal(syscall.Signal(0))
return err == nil
}
func monitorPid(pid int) {
log.Printf("Monitoring PID: %d", pid)
go func() {
for {
if !isProcessRunning(pid) {
log.Printf("Monitored process not found, exiting.")
os.Exit(1)
}
time.Sleep(timeBetweenPidMonitoringChecks)
}
}()
}
func main() {
// Log version
log.Println("Version: " + model.CurrentVersion)
log.Println("Edition: " + model.Edition)
log.Println("Build Number: " + model.BuildNumber)
log.Println("Build Date: " + model.BuildDate)
log.Println("Build Hash: " + model.BuildHash)
// config.json file
config, err := config.ReadConfigFile()
if err != nil {
log.Fatal("Unable to read the config file: ", err)
return
}
// Command line args
pMonitorPid := flag.Int("monitorpid", -1, "a process ID")
pPort := flag.Int("port", config.Port, "the port number")
pSingleUser := flag.Bool("single-user", false, "single user mode")
flag.Parse()
singleUser := false
if pSingleUser != nil {
singleUser = *pSingleUser
}
singleUserToken := ""
if singleUser {
singleUserToken = os.Getenv("FOCALBOARD_SINGLE_USER_TOKEN")
if len(singleUserToken) < 1 {
log.Fatal("The FOCALBOARD_SINGLE_USER_TOKEN environment variable must be set for single user mode ")
return
}
log.Printf("Single user mode")
}
if pMonitorPid != nil && *pMonitorPid > 0 {
monitorPid(*pMonitorPid)
}
if pPort != nil && *pPort > 0 && *pPort != config.Port {
// Override port
log.Printf("Port from commandline: %d", *pPort)
config.Port = *pPort
}
server, err := server.New(config, singleUserToken)
if err != nil {
log.Fatal("server.New ERROR: ", err)
}
if err := server.Start(); err != nil {
log.Fatal("server.Start ERROR: ", err)
}
}