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package main
import (
"context"
"log"
"os"
"os/signal"
"syscall"
"github.com/go-kit/log/level"
"tildegit.org/tjp/sliderule/contrib/cgi"
"tildegit.org/tjp/sliderule/gemini"
"tildegit.org/tjp/sliderule/logging"
)
func main() {
// GET TLS files from the environment
certfile, keyfile := envConfig()
// build a TLS configuration suitable for gemini
tlsconf, err := gemini.FileTLS(certfile, keyfile)
if err != nil {
log.Fatal(err)
}
// make use of a CGI request handler
cgiHandler := cgi.GeminiCGIDirectory("./cgi-bin", "/cgi-bin")
baseLog := logging.Base()
// add stdout logging to the request handler
handler := logging.LogRequests(level.Info(baseLog))(cgiHandler)
// set up signals to trigger graceful shutdown
ctx, stop := signal.NotifyContext(context.Background(), syscall.SIGINT, syscall.SIGHUP)
defer stop()
// run the server
server, err := gemini.NewServer(ctx, "localhost", "tcp4", ":1965", handler, baseLog, tlsconf)
if err != nil {
log.Fatal(err)
}
defer server.Close()
if err := server.Serve(); err != nil {
log.Fatal(err)
}
}
func envConfig() (string, string) {
certfile, ok := os.LookupEnv("SERVER_CERTIFICATE")
if !ok {
log.Fatal("missing SERVER_CERTIFICATE environment variable")
}
keyfile, ok := os.LookupEnv("SERVER_PRIVATEKEY")
if !ok {
log.Fatal("missing SERVER_PRIVATEKEY environment variable")
}
return certfile, keyfile
}
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