/
main.go
146 lines (122 loc) · 3.72 KB
/
main.go
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package main
import (
"fmt"
"log"
"net/http"
"os"
"time"
"github.com/garyburd/redigo/redis"
"github.com/gorilla/mux"
"github.com/jmoiron/sqlx"
_ "github.com/lib/pq"
"github.com/mitchellh/goamz/aws"
"github.com/quipo/statsd"
"github.com/albert-wang/rawr-website-go/admin"
"github.com/albert-wang/rawr-website-go/blog"
"github.com/albert-wang/rawr-website-go/cli"
"github.com/albert-wang/rawr-website-go/config"
"github.com/albert-wang/rawr-website-go/debug"
"github.com/albert-wang/rawr-website-go/gallery"
"github.com/albert-wang/rawr-website-go/routes"
)
func createRedisPool(host, pass string) *redis.Pool {
return &redis.Pool{
MaxIdle: 3,
IdleTimeout: 240 * time.Second,
Dial: func() (redis.Conn, error) {
c, err := redis.Dial("tcp", host)
if err != nil {
return nil, err
}
if len(pass) != 0 {
if _, err := c.Do("AUTH", pass); err != nil {
c.Close()
return nil, err
}
}
return c, err
},
TestOnBorrow: func(c redis.Conn, t time.Time) error {
_, err := c.Do("PING")
return err
},
}
}
func serveFavicon(w http.ResponseWriter, r *http.Request) {
http.ServeFile(w, r, "static"+r.RequestURI)
}
func main() {
log.SetFlags(log.LstdFlags | log.Lshortfile)
cfg := config.Config{}
err := config.LoadConfigurationFromFileAndEnvironment("config.json", &cfg)
if err != nil {
log.Fatal("Could not load configuration file=config.json due to error=", err)
}
//Check for arguments.
if len(os.Args) > 1 {
auth, err := aws.GetAuth(cfg.AWSAccessKey, cfg.AWSSecretKey)
if err != nil {
log.Fatal("Could not load aws authentication")
}
pool := createRedisPool(cfg.RedisHost, cfg.RedisPassword)
conn := pool.Get()
_, err = conn.Do("PING")
if err != nil {
pool = nil
}
// Open up the DB and Redis connections.
db, err := sqlx.Open("postgres", cfg.PostgresConnectionURL)
if err != nil {
log.Fatal("Could not open postgres connection with url=", cfg.PostgresConnectionURL, " error=", err)
}
err = db.Ping()
if err != nil {
log.Fatal("Could not ping postgres connection with url=", cfg.PostgresConnectionURL, " error=", err)
}
ctx := routes.CreateContext(db, pool, auth, &cfg)
cli.Dispatch(os.Args[1:], ctx)
return
}
// Open up the DB and Redis connections.
db, err := sqlx.Open("postgres", cfg.PostgresConnectionURL)
if err != nil {
log.Fatal("Could not open postgres connection with url=", cfg.PostgresConnectionURL, " error=", err)
}
err = db.Ping()
if err != nil {
log.Fatal("Could not ping postgres connection with url=", cfg.PostgresConnectionURL, " error=", err)
}
pool := createRedisPool(cfg.RedisHost, cfg.RedisPassword)
conn := pool.Get()
_, err = conn.Do("PING")
if err != nil {
log.Fatal("Could not ping redis DB with host=", cfg.RedisHost, " error=", err)
}
client := statsd.NewStatsdClient(cfg.StatsDHost, cfg.StatsDPrefix)
err = client.CreateSocket()
if err != nil {
log.Fatal("Could not create statsd socket with host=", cfg.RedisHost, " error=", err)
}
auth, err := aws.GetAuth(cfg.AWSAccessKey, cfg.AWSSecretKey)
if err != nil {
log.Fatal("Could not load aws authentication")
}
ctx := routes.CreateContext(db, pool, auth, &cfg)
router := mux.NewRouter()
router.NotFoundHandler = http.HandlerFunc(routes.NotFound)
router.HandleFunc("/favicon{suffix}", serveFavicon)
router.HandleFunc("/mstile{suffix}", serveFavicon)
blog.RegisterRoutes(router, ctx)
admin.RegisterRoutes(router, ctx)
gallery.RegisterRoutes(router, ctx)
if cfg.Debug {
debug.RegisterRoutes(router, ctx)
}
go collectStats(db, pool, client)
listeningAddress := fmt.Sprintf("localhost:%d", cfg.Port)
log.Print("Listening on addr=", listeningAddress)
err = http.ListenAndServe(listeningAddress, router)
if err != nil {
log.Print(err)
}
}