forked from boombuler/knowledgedb
/
httpserver.go
84 lines (72 loc) · 2.21 KB
/
httpserver.go
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package main
import (
"github.com/boombuler/knowledgedb/config"
"github.com/boombuler/knowledgedb/log"
"github.com/boombuler/knowledgedb/storage"
"github.com/gorilla/mux"
"net"
"net/http"
"path"
"sort"
"time"
)
type httpServer struct{}
// tcpKeepAliveListener sets TCP keep-alive timeouts on accepted
// connections. It's used by ListenAndServe and ListenAndServeTLS so
// dead TCP connections (e.g. closing laptop mid-download) eventually
// go away.
type tcpKeepAliveListener struct {
*net.TCPListener
}
func (ln tcpKeepAliveListener) Accept() (c net.Conn, err error) {
tc, err := ln.AcceptTCP()
if err != nil {
return
}
tc.SetKeepAlive(true)
tc.SetKeepAlivePeriod(3 * time.Minute)
return tc, nil
}
func (s httpServer) Serve(exit <-chan struct{}) {
r := mux.NewRouter()
r.HandleFunc("/new", s.serveCreateEntry).Methods("GET", "POST")
r.HandleFunc("/delete/{id}", s.withDoc(s.serveDeleteEntry)).Methods("POST")
r.HandleFunc("/edit/{id}", s.withDoc(s.serveEditEntry)).Methods("GET", "POST")
r.HandleFunc("/view/{id}", s.withDoc(s.serveViewEntry)).Methods("GET")
r.HandleFunc("/search", s.serveSearchEntries).Methods("POST")
r.HandleFunc("/alltags", s.serveAllTags).Methods("GET")
r.HandleFunc("/tag/{tag}", s.serveTagDetails).Methods("GET")
r.HandleFunc("/licenses", s.serveLicenses).Methods("GET")
r.HandleFunc("/help", s.serveMarkdown("help")).Methods("GET")
r.HandleFunc("/", s.serveIndex).Methods("GET")
r.PathPrefix("/").Handler(http.FileServer(http.Dir(path.Join(config.ApplicationDir, "static")))).Methods("GET")
ln, err := net.Listen("tcp", config.Current.HttpAddr)
if err != nil {
log.Fatal(err)
return
}
srv := http.Server{Handler: r}
go func() {
log.Info("Starting Webserver")
srv.Serve(tcpKeepAliveListener{ln.(*net.TCPListener)})
}()
select {
case <-exit:
}
log.Info("Stopping Webserver")
ln.Close()
}
func (s *httpServer) serveIndex(w http.ResponseWriter, r *http.Request) {
tags := storage.GetAllTags()
sort.Sort(tags)
renderTemplate(w, "index", struct {
Tags storage.TagInfos
}{
tags,
})
}
func (s *httpServer) serveMarkdown(name string) func(w http.ResponseWriter, r *http.Request) {
return func(w http.ResponseWriter, r *http.Request) {
renderMarkdown(w, "help")
}
}