mirror of
https://github.com/dstotijn/hetty.git
synced 2025-07-01 18:47:29 -04:00
94 lines
2.5 KiB
Go
94 lines
2.5 KiB
Go
package main
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import (
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"crypto/tls"
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"crypto/x509"
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"flag"
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"log"
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"net"
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"net/http"
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"os"
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"strings"
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"github.com/dstotijn/hetty/pkg/api"
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"github.com/dstotijn/hetty/pkg/proxy"
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"github.com/dstotijn/hetty/pkg/reqlog"
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"github.com/99designs/gqlgen/graphql/handler"
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"github.com/99designs/gqlgen/graphql/playground"
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"github.com/gorilla/mux"
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)
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var (
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caCertFile = flag.String("cert", "", "CA certificate file path")
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caKeyFile = flag.String("key", "", "CA private key file path")
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dev = flag.Bool("dev", false, "Run in development mode")
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addr = flag.String("addr", ":80", "TCP address to listen on, in the form \"host:port\"")
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adminPath = flag.String("adminPath", "./admin/dist", "File path to admin build")
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)
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func main() {
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flag.Parse()
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tlsCA, err := tls.LoadX509KeyPair(*caCertFile, *caKeyFile)
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if err != nil {
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log.Fatalf("[FATAL] Could not load CA key pair: %v", err)
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}
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caCert, err := x509.ParseCertificate(tlsCA.Certificate[0])
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if err != nil {
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log.Fatalf("[FATAL] Could not parse CA: %v", err)
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}
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reqLogService := reqlog.NewService()
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p, err := proxy.NewProxy(caCert, tlsCA.PrivateKey)
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if err != nil {
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log.Fatalf("[FATAL] Could not create Proxy: %v", err)
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}
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p.UseRequestModifier(reqLogService.RequestModifier)
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p.UseResponseModifier(reqLogService.ResponseModifier)
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var adminHandler http.Handler
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if !*dev {
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if *adminPath == "" {
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*adminPath = "./admin/dist"
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}
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adminHandler = http.FileServer(http.Dir(*adminPath))
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}
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router := mux.NewRouter().SkipClean(true)
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adminRouter := router.MatcherFunc(func(req *http.Request, match *mux.RouteMatch) bool {
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hostname, _ := os.Hostname()
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host, _, _ := net.SplitHostPort(req.Host)
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return strings.EqualFold(host, hostname) || (req.Host == "hetty.proxy" || req.Host == "localhost:8080")
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}).Subrouter()
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// GraphQL server.
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adminRouter.Path("/api/playground").Handler(playground.Handler("GraphQL Playground", "/api/graphql"))
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adminRouter.Path("/api/graphql").Handler(handler.NewDefaultServer(api.NewExecutableSchema(api.Config{Resolvers: &api.Resolver{
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RequestLogService: &reqLogService,
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}})))
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// Admin interface.
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adminRouter.PathPrefix("").Handler(adminHandler)
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// Fallback (default) is the Proxy handler.
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router.PathPrefix("").Handler(p)
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s := &http.Server{
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Addr: *addr,
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Handler: router,
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TLSNextProto: map[string]func(*http.Server, *tls.Conn, http.Handler){}, // Disable HTTP/2
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}
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log.Printf("[INFO] Running server on %v ...", *addr)
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err = s.ListenAndServe()
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if err != nil && err != http.ErrServerClosed {
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log.Fatalf("[FATAL] HTTP server closed: %v", err)
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}
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}
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