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email.go
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email.go
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// Copyright 2018 Project Harbor Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package api
import (
"net"
"net/http"
"strconv"
"github.com/goharbor/harbor/src/common/utils/email"
"github.com/goharbor/harbor/src/common/utils/log"
"github.com/goharbor/harbor/src/core/config"
)
const (
pingEmailTimeout = 60
)
// EmailAPI ...
type EmailAPI struct {
BaseController
}
// Prepare ...
func (e *EmailAPI) Prepare() {
e.BaseController.Prepare()
if !e.SecurityCtx.IsAuthenticated() {
e.HandleUnauthorized()
return
}
if !e.SecurityCtx.IsSysAdmin() {
e.HandleForbidden(e.SecurityCtx.GetUsername())
return
}
}
// Ping tests connection and authentication with email server
func (e *EmailAPI) Ping() {
var host, username, password, identity string
var port int
var ssl, insecure bool
body := e.Ctx.Input.CopyBody(1 << 32)
if body == nil || len(body) == 0 {
cfg, err := config.Email()
if err != nil {
log.Errorf("failed to get email configurations: %v", err)
e.CustomAbort(http.StatusInternalServerError,
http.StatusText(http.StatusInternalServerError))
}
host = cfg.Host
port = cfg.Port
username = cfg.Username
password = cfg.Password
identity = cfg.Identity
ssl = cfg.SSL
insecure = cfg.Insecure
} else {
settings := &struct {
Host string `json:"email_host"`
Port *int `json:"email_port"`
Username string `json:"email_username"`
Password *string `json:"email_password"`
SSL bool `json:"email_ssl"`
Identity string `json:"email_identity"`
Insecure bool `json:"email_insecure"`
}{}
e.DecodeJSONReq(&settings)
if len(settings.Host) == 0 || settings.Port == nil {
e.CustomAbort(http.StatusBadRequest, "empty host or port")
}
if settings.Password == nil {
cfg, err := config.Email()
if err != nil {
log.Errorf("failed to get email configurations: %v", err)
e.CustomAbort(http.StatusInternalServerError,
http.StatusText(http.StatusInternalServerError))
}
settings.Password = &cfg.Password
}
host = settings.Host
port = *settings.Port
username = settings.Username
password = *settings.Password
identity = settings.Identity
ssl = settings.SSL
insecure = settings.Insecure
}
addr := net.JoinHostPort(host, strconv.Itoa(port))
if err := email.Ping(addr, identity, username,
password, pingEmailTimeout, ssl, insecure); err != nil {
log.Errorf("failed to ping email server: %v", err)
// do not return any detail information of the error, or may cause SSRF security issue #3755
e.RenderError(http.StatusBadRequest, "failed to ping email server")
return
}
}