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delancey.go
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// Copyright 2013-2014 Bowery, Inc.
package main
import (
"flag"
"fmt"
"os"
"runtime"
"github.com/Bowery/gopackages/config"
"github.com/Bowery/gopackages/docker"
"github.com/Bowery/gopackages/util"
"github.com/Bowery/gopackages/web"
loggly "github.com/segmentio/go-loggly"
"github.com/timonv/pusher"
)
// Runtime info and clients.
var (
agentHost, _ = util.GetHost()
logClient = loggly.New(config.LogglyKey, "agent")
pusherC *pusher.Client
DockerClient *docker.Client
dockerAddr string
Env string
VERSION string // This is set when release_agent.sh is ran.
)
func main() {
var err error
ver := false
runtime.GOMAXPROCS(1)
pusherC = pusher.NewClient(config.PusherAppID, config.PusherKey, config.PusherSecret)
flag.StringVar(&dockerAddr, "docker", "unix:///var/run/docker.sock", "Set a custom endpoint for your local Docker service")
flag.StringVar(&Env, "env", "production", "If you want to run the agent in development mode uses different ports")
flag.BoolVar(&ver, "version", false, "Print the version")
flag.Parse()
if ver {
fmt.Println(VERSION)
os.Exit(0)
}
fmt.Println("Starting up Delancey with Docker at", dockerAddr)
DockerClient, err = docker.NewClient(dockerAddr)
if err != nil {
fmt.Fprintln(os.Stderr, err)
os.Exit(1)
}
err = DockerClient.PullImage(config.DockerBaseImage+":latest", nil)
if err != nil {
fmt.Fprintln(os.Stderr, err)
os.Exit(1)
}
currentContainer, _ = LoadContainer()
go logClient.Info("agent starting", map[string]interface{}{
"version": VERSION,
"arch": runtime.GOARCH,
"os": runtime.GOOS,
"ip": agentHost,
})
port := config.DelanceyProdPort
if Env == "development" {
port = config.DelanceyDevPort
}
server := web.NewServer(":"+port, []web.Handler{
new(web.SlashHandler),
}, Routes)
server.AuthHandler = &web.AuthHandler{Auth: web.DefaultAuthHandler}
err = server.ListenAndServe()
if err != nil {
go logClient.Error(err.Error(), map[string]interface{}{
"ip": agentHost,
})
fmt.Fprintln(os.Stderr, err)
os.Exit(1)
}
}