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//
// rhimportd
//
// The Radio Helsinki Rivendell Import Daemon
//
//
// Copyright (C) 2015-2016 Christian Pointner <equinox@helsinki.at>
//
// This file is part of rhimportd.
//
// rhimportd is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// any later version.
//
// rhimportd is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with rhimportd. If not, see <http://www.gnu.org/licenses/>.
//
package main
import (
"flag"
"fmt"
"helsinki.at/rhimport"
"helsinki.at/rhrd-go/rddb"
"io/ioutil"
"log"
"os"
"os/signal"
"sync"
)
var (
rhl = log.New(os.Stderr, "[rhimportd]\t", log.LstdFlags)
rhdl = log.New(ioutil.Discard, "[rhimportd-dbg]\t", log.LstdFlags)
)
func init() {
if _, exists := os.LookupEnv("RHIMPORTD_DEBUG"); exists {
rhdl.SetOutput(os.Stderr)
}
}
type envStringValue string
func newEnvStringValue(key, dflt string) *envStringValue {
if envval, exists := os.LookupEnv(key); exists {
return (*envStringValue)(&envval)
} else {
return (*envStringValue)(&dflt)
}
}
func (s *envStringValue) Set(val string) error {
*s = envStringValue(val)
return nil
}
func (s *envStringValue) Get() interface{} { return string(*s) }
func (s *envStringValue) String() string { return fmt.Sprintf("%s", *s) }
func main() {
webAddr := newEnvStringValue("RHIMPORTD_WEB_ADDR", "localhost:4080")
flag.Var(webAddr, "web-addr", "addr:port to listen on (environment: RHIMPORTD_WEB_ADDR)")
telnetAddr := newEnvStringValue("RHIMPORTD_TELNET_ADDR", "localhost:4023")
flag.Var(telnetAddr, "telnet-addr", "addr:port to listen on (environment: RHIMPORTD_TELNET_ADDR)")
watchDir := newEnvStringValue("RHIMPORTD_WATCH_DIR", "")
flag.Var(watchDir, "watch-dir", "directory to look for file based requests (environment: RHIMPORTD_WATCH_DIR)")
rdconf := newEnvStringValue("RHIMPORTD_RD_CONF", "/etc/rd.conf")
flag.Var(rdconf, "rdconf", "path to the Rivendell config file (environment: RHIMPORTD_RD_CONF)")
rdxportUrl := newEnvStringValue("RHIMPORTD_RDXPORT_URL", "http://localhost/rd-bin/rdxport.cgi")
flag.Var(rdxportUrl, "rdxport-url", "the url to the Rivendell web-api (environment: RHIMPORTD_RDXPORT_URL)")
tempDir := newEnvStringValue("RHIMPORTD_TEMP_DIR", os.TempDir())
flag.Var(tempDir, "tmp-dir", "path to temporary files (environment: RHIMPORTD_TEMP_DIR)")
localFetchDir := newEnvStringValue("RHIMPORTD_LOCAL_FETCH_DIR", os.TempDir())
flag.Var(localFetchDir, "local-fetch-dir", "base path for local:// urls (environment: RHIMPORTD_LOCAL_FETCH_DIR)")
help := flag.Bool("help", false, "show usage")
flag.Parse()
if *help {
flag.Usage()
return
}
conf := rhimport.NewConfig(rdxportUrl.Get().(string), tempDir.Get().(string), localFetchDir.Get().(string))
db, err := rddb.NewDB(rdconf.Get().(string))
if err != nil {
rhl.Println("Error initializing Rivdenll DB:", err)
return
}
defer db.Cleanup()
sessions, err := rhimport.NewSessionStore(conf, db.GetInterface())
if err != nil {
rhl.Println("Error initializing Session Store:", err)
return
}
defer sessions.Cleanup()
var wg sync.WaitGroup
if webAddr.Get().(string) != "" {
wg.Add(1)
go func() {
defer wg.Done()
rhl.Println("starting web-ctrl")
StartControlWeb(webAddr.Get().(string), conf, db.GetInterface(), sessions.GetInterface())
rhl.Println("web-ctrl finished")
}()
}
if telnetAddr.Get().(string) != "" {
wg.Add(1)
go func() {
defer wg.Done()
rhl.Println("starting telnet-ctrl")
StartControlTelnet(telnetAddr.Get().(string), conf, db.GetInterface(), sessions.GetInterface())
rhl.Println("telnet-ctrl finished")
}()
}
if watchDir.Get().(string) != "" {
wg.Add(1)
go func() {
defer wg.Done()
rhl.Println("starting watch-dir-ctrl")
StartWatchDir(watchDir.Get().(string), conf, db.GetInterface())
rhl.Println("watch-dir-ctrl finished")
}()
}
alldone := make(chan bool)
go func() {
defer func() { alldone <- true }()
wg.Wait()
}()
c := make(chan os.Signal, 1)
signal.Notify(c, os.Interrupt)
select {
case <-c:
rhl.Println("received interrupt, shutdown")
return
case <-alldone:
return
}
}
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