Serge Bazanski | 6495653 | 2021-01-30 19:19:32 +0100 | [diff] [blame] | 1 | package main |
| 2 | |
| 3 | import ( |
| 4 | "context" |
| 5 | "flag" |
Serge Bazanski | c611864 | 2021-01-31 01:17:38 +0100 | [diff] [blame] | 6 | "io/ioutil" |
Serge Bazanski | 6495653 | 2021-01-30 19:19:32 +0100 | [diff] [blame] | 7 | "net/http" |
| 8 | "time" |
| 9 | |
| 10 | "code.hackerspace.pl/hscloud/go/mirko" |
| 11 | "github.com/golang/glog" |
| 12 | ) |
| 13 | |
| 14 | var ( |
Serge Bazanski | c611864 | 2021-01-31 01:17:38 +0100 | [diff] [blame] | 15 | flagListen = "127.0.0.1:8080" |
| 16 | flagConfig = "" |
| 17 | flagTLSKey = "" |
| 18 | flagTLSCert = "" |
Serge Bazanski | 6495653 | 2021-01-30 19:19:32 +0100 | [diff] [blame] | 19 | ) |
| 20 | |
| 21 | func main() { |
Serge Bazanski | c611864 | 2021-01-31 01:17:38 +0100 | [diff] [blame] | 22 | flag.StringVar(&flagListen, "admitomatic_listen", flagListen, "Address to listen on for HTTP traffic") |
| 23 | flag.StringVar(&flagTLSKey, "admitomatic_tls_key", flagTLSKey, "TLS key to serve HTTP with") |
| 24 | flag.StringVar(&flagTLSCert, "admitomatic_tls_cert", flagTLSCert, "TLS certificate to serve HTTP with") |
| 25 | flag.StringVar(&flagConfig, "admitomatic_config", flagConfig, "Config path (prototext format)") |
Serge Bazanski | 6495653 | 2021-01-30 19:19:32 +0100 | [diff] [blame] | 26 | flag.Parse() |
| 27 | |
Serge Bazanski | c611864 | 2021-01-31 01:17:38 +0100 | [diff] [blame] | 28 | if flagConfig == "" { |
| 29 | glog.Exitf("-admitomatic_config must be set") |
| 30 | } |
| 31 | if flagTLSKey == "" { |
| 32 | glog.Exitf("-admitomatic_tls_key must be set") |
| 33 | } |
| 34 | if flagTLSCert == "" { |
| 35 | glog.Exitf("-admitomatic_tls_cert must be set") |
| 36 | } |
| 37 | |
Serge Bazanski | 6495653 | 2021-01-30 19:19:32 +0100 | [diff] [blame] | 38 | m := mirko.New() |
| 39 | if err := m.Listen(); err != nil { |
| 40 | glog.Exitf("Listen(): %v", err) |
| 41 | } |
| 42 | |
| 43 | if err := m.Serve(); err != nil { |
| 44 | glog.Exitf("Serve(): %v", err) |
| 45 | } |
| 46 | |
Serge Bazanski | c611864 | 2021-01-31 01:17:38 +0100 | [diff] [blame] | 47 | configData, err := ioutil.ReadFile(flagConfig) |
| 48 | if err != nil { |
| 49 | glog.Exitf("Could not read config: %v", err) |
| 50 | } |
| 51 | |
| 52 | s, err := newService(configData) |
| 53 | if err != nil { |
| 54 | glog.Exitf("Could not start service: %v", err) |
| 55 | } |
| 56 | |
Serge Bazanski | 6495653 | 2021-01-30 19:19:32 +0100 | [diff] [blame] | 57 | mux := http.NewServeMux() |
Serge Bazanski | c611864 | 2021-01-31 01:17:38 +0100 | [diff] [blame] | 58 | mux.HandleFunc("/", s.handler) |
Serge Bazanski | 6495653 | 2021-01-30 19:19:32 +0100 | [diff] [blame] | 59 | // TODO(q3k): implement admission controller |
| 60 | srv := &http.Server{Addr: flagListen, Handler: mux} |
| 61 | |
| 62 | glog.Infof("Listening on %q...", flagListen) |
| 63 | go func() { |
Serge Bazanski | c611864 | 2021-01-31 01:17:38 +0100 | [diff] [blame] | 64 | if err := srv.ListenAndServeTLS(flagTLSCert, flagTLSKey); err != nil { |
Serge Bazanski | 6495653 | 2021-01-30 19:19:32 +0100 | [diff] [blame] | 65 | glog.Error(err) |
| 66 | } |
| 67 | }() |
| 68 | |
| 69 | <-m.Done() |
| 70 | ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second) |
| 71 | defer cancel() |
| 72 | srv.Shutdown(ctx) |
| 73 | } |