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Diffstat (limited to 'src/rhimportd/main.go')
-rw-r--r-- | src/rhimportd/main.go | 159 |
1 files changed, 159 insertions, 0 deletions
diff --git a/src/rhimportd/main.go b/src/rhimportd/main.go new file mode 100644 index 0000000..d941b05 --- /dev/null +++ b/src/rhimportd/main.go @@ -0,0 +1,159 @@ +// +// 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" + "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, err := rhimport.NewConfig(rdconf.Get().(string), rdxportUrl.Get().(string), tempDir.Get().(string), localFetchDir.Get().(string)) + if err != nil { + rhl.Println("Error reading configuration:", err) + return + } + + rddb, err := rhimport.NewRdDb(conf) + if err != nil { + rhl.Println("Error initializing Rivdenll DB:", err) + return + } + defer rddb.Cleanup() + + sessions, err := rhimport.NewSessionStore(conf, rddb.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, rddb.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, rddb.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, rddb.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 + } +} |