+++ /dev/null
-package main
-
-import (
- "crypto/openpgp"
- "epoint/logic"
- "fmt"
- "log"
- "net/http"
- "os"
-)
-
-const (
- addr = ":8080"
- rootdir = "docroot"
- seckey = "./key.sec"
-)
-
-var serverkey *openpgp.Entity
-
-// todo: http header limit: 64K, body limit: 64K
-
-// Dummy initialization of serverkey
-func initkey() (err error) {
- f, err := os.Open(seckey)
- if err != nil {
- return
- }
- keys, err := openpgp.ReadKeyRing(f)
- if err != nil {
- f.Close()
- return
- }
- err = f.Close()
- if err != nil {
- return
- }
- serverkey = keys[0]
- err = os.MkdirAll(rootdir, 0755)
- if err != nil {
- return
- }
- f, err = os.Create(rootdir + "/serverkey")
- if err != nil {
- return
- }
- err = serverkey.Serialize(f)
- if err != nil {
- return
- }
- // TODO: make sure pubkey is replicated and available
- err = f.Sync()
- if err != nil {
- return
- }
- err = f.Close()
- return
-}
-
-func httpError(w http.ResponseWriter, code int, msg string) {
- log.Printf("error: %d %s", code, msg)
- http.Error(w, fmt.Sprintf("%d %s\n\n%s\n", code, http.StatusText(code), msg), code)
-}
-
-func httpReq(r *http.Request) string {
- err := r.ParseForm()
- form := ""
- if err != nil {
- form = err.Error()
- } else {
- a := []string{}
- for k := range r.Form {
- a = append(a, k)
- }
- form = fmt.Sprintf("%v", a)
- }
- return fmt.Sprintf("%s %s params:%s", r.Method, r.URL.Raw, form)
-}
-
-func defaultHandler(w http.ResponseWriter, r *http.Request) {
- log.Printf("%s %s", r.RemoteAddr, httpReq(r))
- fmt.Fprintf(w, "not implemented: %s %s\n", r.Method, r.URL.Raw)
-}
-
-func submitHandler(w http.ResponseWriter, r *http.Request) {
- log.Printf("%s %s", r.RemoteAddr, httpReq(r))
- draft := r.FormValue("draft")
- debit := r.FormValue("debit")
- key := r.FormValue("key")
- switch {
- case draft != "":
- cert, err := logic.EvalDraft([]byte(draft), serverkey)
- if err != nil {
- msg := fmt.Sprintf("eval draft failed: %s", err)
- httpError(w, 404, msg)
- } else {
- w.Write(cert)
- }
- case debit != "":
- cert, err := logic.EvalDebitCert([]byte(debit), serverkey)
- if err != nil {
- msg := fmt.Sprintf("eval debit failed: %s", err)
- httpError(w, 404, msg)
- } else {
- w.Write(cert)
- }
- case key != "":
- err := logic.AddKeys([]byte(key))
- if err != nil {
- msg := fmt.Sprintf("add keys failed: %s", err)
- httpError(w, 404, msg)
- } else {
- w.Write([]byte("ok\nTODO: create cert 1 here?"))
- }
- default:
- msg := fmt.Sprintf("expected key, draft or debit param, got: %s", httpReq(r))
- httpError(w, 404, msg)
- }
-}
-
-func main() {
- err := initkey()
- if err != nil {
- log.Fatal(err)
- }
- err = logic.Init(rootdir)
- if err != nil {
- log.Fatal(err)
- }
- err = logic.StoreSk(serverkey)
- if err != nil {
- log.Fatal(err)
- }
-
- // TODO: url from key
- f, err := os.Create(rootdir + "/form.html")
- if err != nil {
- log.Fatal(err)
- }
- _, _ = fmt.Fprintf(f, `<html><head><title>epoint-server submit form</title></head><body>
-<h2>epoint-server submit form</h2>
-<h3>web form</h3>
-<p>submit one document at once
-<form method="post" action="http://localhost%s/submit">
-<p>key:<br><textarea name="key" rows="5" cols="80"></textarea>
-<p>draft:<br><textarea name="draft" rows="5" cols="80"></textarea>
-<p>debit:<br><textarea name="debit" rows="5" cols="80"></textarea>
-<p><input type="submit">
-</form>
-<h3>command line</h3>
-<pre>
-curl --data-urlencode name@path/to/file.txt host/submit
-</pre>
-where 'name' is 'key', 'draft' or 'debit'.
-</body></html>
-`, addr)
- _ = f.Close()
-
- // queries
- http.Handle("/", http.FileServer(http.Dir(rootdir)))
-
- // actions
- // withdraw, draw, deposit, process, clear
- http.HandleFunc("/submit", submitHandler)
-
- log.Printf("start service on %s, server key id: %X\n", addr, serverkey.PrimaryKey.Fingerprint)
- log.Fatal(http.ListenAndServe(addr, nil))
-}
projects / epoint / blobdiff