func createApp(w http.ResponseWriter, req *http.Request) {
app := &datatypes.App{}
body, err := ioutil.ReadAll(req.Body)
if err != nil {
utils.Reply(r, w, "Invalid request: "+err.Error(), 500)
return
}
err = json.Unmarshal(body, app)
if err != nil {
utils.Reply(r, w, "Invalid request: "+err.Error(), 500)
return
}
if _, err := client.Get(constants.ETCD_APPS+app.Name, false, false); err == nil {
utils.Reply(r, w, "App "+app.Name+" already exists", 409)
return
} else {
out, err := json.Marshal([]string{req.Header.Get("X-Lagann-User")})
if err != nil {
utils.Reply(r, w, "Invalid request: "+err.Error(), 500)
return
}
client.Set(constants.ETCD_APPS+app.Name+"/users", string(out), 0)
client.Set(constants.ETCD_APPS+app.Name+"/name", app.Name, 0)
utils.Reply(r, w, "App "+app.Name+" created", 200)
}
}
func login(w http.ResponseWriter, req *http.Request) {
if req.Method != "POST" {
utils.Reply(r, w, "Invalid method", http.StatusMethodNotAllowed)
return
}
err := req.ParseForm()
if err != nil || req.Form.Get("password") == "" || req.Form.Get("username") == "" {
utils.Reply(r, w, "Could not parse form "+err.Error(), http.StatusInternalServerError)
return
}
password := utils.HashPassword([]byte(req.Form.Get("password")), []byte("lagann"))
username := req.Form.Get("username")
comppw := base64.StdEncoding.EncodeToString(password)
storedpwnode, err := client.Get(constants.ETCD_LAGANN_USERS+username+"/password", false, false)
if err != nil {
utils.Reply(r, w, "No such user "+username, http.StatusNotFound)
}
if storedpwnode.Node.Value == comppw {
authkey := uuid.New()
client.Set(constants.ETCD_LAGANN_AUTHKEYS+authkey, username, 0)
utils.Reply(r, w, "Logged in as "+username+".", 200, map[string]interface{}{
"authkey": authkey,
"user": username,
})
}
}
func addSharing(w http.ResponseWriter, req *http.Request) {
username := req.Header.Get("X-Lagann-User")
params := req.URL.Query()
appname := params.Get(":app")
err := req.ParseForm()
if err != nil {
utils.Reply(r, w, "Internal json error", 500, err)
return
}
res, err := client.Get(constants.ETCD_APPS+appname+"/users", false, false)
if err != nil {
utils.Reply(r, w, "No such app "+appname, 404)
return
}
var allowedusers []string
rawusers := res.Node.Value
err = json.Unmarshal([]byte(rawusers), &allowedusers)
if err != nil {
utils.Reply(r, w, "Internal json error", 500, err)
return
}
for _, myusername := range allowedusers {
if strings.ToLower(username) == strings.ToLower(myusername) {
goto okay
}
}
utils.Reply(r, w, "Not allowed to modify permissions for "+appname, http.StatusUnauthorized)
return
okay:
toadd := req.Form.Get("user")
allowedusers = append(allowedusers, toadd)
bs, err := json.Marshal(allowedusers)
if err != nil {
utils.Reply(r, w, "Internal json error", 500, err)
return
}
str := string(bs)
_, err = client.Set(constants.ETCD_APPS+appname+"/users", str, 0)
if err != nil {
utils.Reply(r, w, "Internal etcd error", 500, err)
return
}
utils.Reply(r, w, "User "+toadd+" added to "+appname, 200)
}
func register(w http.ResponseWriter, req *http.Request) {
if req.Method != "POST" {
utils.Reply(r, w, "Invalid method", http.StatusMethodNotAllowed)
return
}
err := req.ParseForm()
if err != nil {
utils.Reply(r, w, "Could not parse form "+err.Error(), http.StatusInternalServerError)
return
}
password := utils.HashPassword([]byte(req.Form.Get("password")), []byte("lagann"))
key := req.Form.Get("sshkey")
uname := req.Form.Get("username")
fp := utils.GetFingerprint(key)
if fp == "error" {
utils.Reply(r, w, "Invalid SSH key", 401)
return
}
if _, err := client.Get(constants.ETCD_LAGANN_USERS+uname, false, false); err == nil {
utils.Reply(r, w, "User "+uname+" already exists", 409)
} else {
client.Set(constants.ETCD_BUILDER_USERS+uname+"/"+fp, key, 0)
client.Set(constants.ETCD_LAGANN_USERS+uname+"/password",
base64.StdEncoding.EncodeToString(password), 0)
authkey := uuid.New()
client.Set(constants.ETCD_LAGANN_AUTHKEYS+authkey, uname, 0)
utils.Reply(r, w, "User "+uname+" created.", 200, map[string]interface{}{
"authkey": authkey,
"user": uname,
})
}
}
// root is the handler for /. It is a simple 404 page.
func root(w http.ResponseWriter, req *http.Request) {
utils.Reply(r, w, "No method", http.StatusNotFound)
}