/
main.go
153 lines (124 loc) · 3.97 KB
/
main.go
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package main
import (
"bitbucket.org/ckvist/twilio/twirest"
"flag"
"log"
"net/http"
"os"
"os/signal"
"syscall"
"time"
)
var server_config Config
var http_server http.Server
/*
* CLI Arguments
*/
// Config file location
var config_file string
const config_file_default = "cornerd.gcfg"
const config_file_usage = "Specify configuration file"
// Log to stderr for debugging
var config_log_stderr bool
const config_log_stderr_default = false
const config_log_stderr_usage = "Log to stderr instead of the specified logfiles"
func init() {
flag.StringVar(&config_file, "config", config_file_default, config_file_usage)
flag.StringVar(&config_file, "c", config_file_default, config_file_usage+" (shorthand)")
flag.BoolVar(&config_log_stderr, "stderr", config_log_stderr_default, config_log_stderr_usage)
}
func init_server() {
bind_address := server_config.Network.BindAddress + ":" + server_config.Network.BindPort
api_handler := NewApiHandler(&server_config)
read_timeout, err := time.ParseDuration(server_config.Network.ReadTimeout)
if err != nil {
read_timeout = 10 * time.Second
log.Println("Invalid network timeout", server_config.Network.ReadTimeout)
}
write_timeout, err := time.ParseDuration(server_config.Network.WriteTimeout)
if err != nil {
write_timeout = 10 * time.Second
log.Println("Invalid network timeout", server_config.Network.WriteTimeout)
}
http_server = http.Server{
Addr: bind_address,
Handler: api_handler,
ReadTimeout: read_timeout,
WriteTimeout: write_timeout,
MaxHeaderBytes: 1 << 20,
}
session_manager := NewSessionManager(&server_config)
twilio_client := twirest.NewClient(server_config.Twilio.SID, server_config.Twilio.Token)
twilio_messagequeue := make(chan *SMS, 100)
go workTwilioQueue(twilio_client, twilio_messagequeue)
api_handler.AddServlet("/version", NewVersionServlet())
api_handler.AddServlet("/kitchen", NewKitchenServlet(&server_config, session_manager))
api_handler.AddServlet("/kitchenuser", NewKitchenUserServlet(&server_config, session_manager, twilio_messagequeue))
api_handler.AddServlet("/mealrequest", NewMealRequestServlet(&server_config, session_manager, twilio_messagequeue))
api_handler.AddServlet("/host", NewHostServlet(&server_config, session_manager, twilio_messagequeue))
api_handler.AddServlet("/meal", NewMealServlet(&server_config, session_manager))
api_handler.AddServlet("/review", NewReviewServlet(&server_config, session_manager, twilio_messagequeue))
// Start listening to HTTP requests
if err := http_server.ListenAndServe(); err != nil {
log.Fatalln("Fatal Error: ListenAndServe: ", err.Error())
}
log.Println("Listening on " + bind_address)
}
func workTwilioQueue(client *twirest.TwilioClient, queue chan *SMS) {
for {
qmsg := <-queue
msg := twirest.SendMessage{
Text: qmsg.Message,
To: qmsg.To,
From: server_config.Twilio.From}
_, err := client.Request(msg)
if err != nil {
log.Println(err)
}
}
}
func main() {
// Load CLI args
flag.Parse()
log.SetFlags(log.LstdFlags | log.Lshortfile)
log.Println("Starting API server")
/*
* Load Configuration
*/
server_config = LoadConfiguration(config_file)
// Set config options that were loaded from CLI
server_config.Arguments.LogToStderr = config_log_stderr
/*
* Set up log facility
*/
if !config_log_stderr {
if _, err := os.Stat(server_config.Logging.LogFile); os.IsNotExist(err) {
log_file, err := os.Create(server_config.Logging.LogFile)
if err != nil {
log.Fatal("Log: Create: ", err.Error())
}
log.SetOutput(log_file)
} else {
log_file, err := os.OpenFile(server_config.Logging.LogFile, os.O_APPEND|os.O_RDWR, 0666)
if err != nil {
log.Fatal("Log: OpenFile: ", err.Error())
}
log.SetOutput(log_file)
}
}
/*
* Set up signal handlers
*/
c := make(chan os.Signal, 2)
signal.Notify(c, os.Interrupt, syscall.SIGTERM)
go func() {
for sig := range c {
log.Println("Exiting with signal", sig)
os.Exit(1)
}
}()
/*
* Start server
*/
init_server()
}