19 // todo: http header limit: 64K, body limit: 64K
22 func initkey() (sk *openpgp.Entity, err error) {
23 f, err := os.Open(seckey)
27 keys, err := openpgp.ReadKeyRing(f)
40 func httpError(w http.ResponseWriter, code int, msg string) {
41 log.Printf("error: %d %s", code, msg)
42 http.Error(w, fmt.Sprintf("%d %s\n\n%s\n", code, http.StatusText(code), msg), code)
45 func httpReq(r *http.Request) string {
52 for k := range r.Form {
55 form = fmt.Sprintf("%v", a)
57 return fmt.Sprintf("%s %s params:%s", r.Method, r.URL.Raw, form)
60 func defaultHandler(w http.ResponseWriter, r *http.Request) {
61 log.Printf("%s %s", r.RemoteAddr, httpReq(r))
62 fmt.Fprintf(w, "not implemented: %s %s\n", r.Method, r.URL.Raw)
65 func submitHandler(w http.ResponseWriter, r *http.Request) {
66 log.Printf("%s %s", r.RemoteAddr, httpReq(r))
67 draft := r.FormValue("draft")
68 debit := r.FormValue("debit")
69 key := r.FormValue("key")
72 cert, err := server.EvalDraft([]byte(draft))
74 msg := fmt.Sprintf("eval draft failed: %s", err)
75 httpError(w, 404, msg)
80 cert, err := server.EvalDebitCert([]byte(debit))
82 msg := fmt.Sprintf("eval debit failed: %s", err)
83 httpError(w, 404, msg)
88 err := server.AddKeys([]byte(key))
90 msg := fmt.Sprintf("add keys failed: %s", err)
91 httpError(w, 404, msg)
93 w.Write([]byte("ok\nTODO: create cert 1 here?"))
96 msg := fmt.Sprintf("expected key, draft or debit param, got: %s", httpReq(r))
97 httpError(w, 404, msg)
102 serverkey, err := initkey()
106 err = server.Init(rootdir, serverkey)
111 // TODO: url from key
112 f, err := os.Create(rootdir + "/form.html")
116 _, _ = fmt.Fprintf(f, `<html><head><title>epoint-server submit form</title></head><body>
117 <h2>epoint-server submit form</h2>
119 <p>submit one document at a time
120 <form method="post" action="/submit">
121 <p>key:<br><textarea name="key" rows="5" cols="80"></textarea>
122 <p>draft:<br><textarea name="draft" rows="5" cols="80"></textarea>
123 <p>debit:<br><textarea name="debit" rows="5" cols="80"></textarea>
124 <p><input type="submit">
126 <h3>command line</h3>
128 curl --data-urlencode name@path/to/file.txt host/submit
130 where 'name' is 'key', 'draft' or 'debit'.
136 http.Handle("/", http.FileServer(http.Dir(rootdir)))
139 // withdraw, draw, deposit, process, clear
140 http.HandleFunc("/submit", submitHandler)
142 log.Printf("start service on %s, server key id: %s\n", addr, key.Id(serverkey))
143 log.Fatal(http.ListenAndServe(addr, nil))