112 lines
2.3 KiB
Go
112 lines
2.3 KiB
Go
// Copyright (C) 2023 Marius Schellenberger
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package api
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import (
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"context"
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"net"
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"net/http"
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"os"
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"time"
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"git.giftfish.de/ston1th/keyctl/pkg/api/types"
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serverv1 "git.giftfish.de/ston1th/keyctl/pkg/api/v1/server"
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"git.giftfish.de/ston1th/keyctl/pkg/db"
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"github.com/go-logr/logr"
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"github.com/gorilla/mux"
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)
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// Server is the webapp and api server
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type Server struct {
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srv *http.Server
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mux *mux.Router
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log logr.Logger
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Data *types.ContextData
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listen net.Listener
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socket net.Listener
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}
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type notFoundHandler struct {
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s *Server
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}
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func (nf *notFoundHandler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
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types.NewContext(w, r, nf.s.Data, nf.s.log).Err(types.ErrInvalidAPIRoute)
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}
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// NewHTTPServer returns a new HTTPServer
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func NewServer(log logr.Logger, listen, socket string) (*Server, error) {
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s := &Server{
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mux: mux.NewRouter(),
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log: log,
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Data: &types.ContextData{Approver: types.NewApprover()},
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}
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l, err := net.Listen("tcp", listen)
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if err != nil {
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return nil, err
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}
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s.listen = l
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sock, err := unixListener(socket)
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net.Listen("unix", socket)
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if err != nil {
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return nil, err
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}
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s.socket = sock
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s.mux.NotFoundHandler = ¬FoundHandler{s}
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for _, v := range serverv1.Routes {
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s.mux.HandleFunc(v.Path, s.contextWrapper(v.Handler)).Methods(v.Methods...)
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}
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return s, nil
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}
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func unixListener(socket string) (sock net.Listener, err error) {
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sock, err = net.Listen("unix", socket)
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if err != nil {
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return
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}
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err = os.Chmod(socket, 0660)
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return
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}
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func (s *Server) Start(db *db.DB) {
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s.srv = &http.Server{
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Handler: s.mux,
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ReadTimeout: 10 * time.Second,
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WriteTimeout: 10 * time.Second,
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}
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s.Data.DB = db
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go func() {
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err := s.srv.Serve(s.listen)
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if err != nil && err != http.ErrServerClosed {
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s.log.Error(err, "")
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}
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}()
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go func() {
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err := s.srv.Serve(s.socket)
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if err != nil && err != http.ErrServerClosed {
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s.log.Error(err, "")
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}
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}()
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return
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}
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func (s *Server) contextWrapper(h types.CtxHandler) http.HandlerFunc {
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return func(w http.ResponseWriter, r *http.Request) {
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h(types.NewContext(w, r, s.Data, s.log))
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}
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}
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// Stop stops listening for incoming connections and closes currently open connections
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func (s *Server) Shutdown(ctx context.Context) {
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s.log.Info("stopping")
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err := s.srv.Shutdown(ctx)
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if err != nil {
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s.log.Error(err, "")
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}
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s.log.Info("stopped")
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}
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