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Merge pull request #1 from pashcovich/draft-password-auth

Additional password auth
Multiple mgmt interface usgae
Layout changes
Small fixes
This commit is contained in:
Ilya Sosnovsky 2021-02-20 15:51:28 +03:00 committed by GitHub
commit 3db757659a
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GPG key ID: 4AEE18F83AFDEB23
16 changed files with 367 additions and 228 deletions

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@ -16,3 +16,6 @@ frontend/node_modules
openvpn-web-ui
openvpn-ui
openvpn-admin
docker-compose.yaml
docker-compose-slave.yaml

View file

@ -1,19 +1,18 @@
FROM golang:1.14.2-alpine3.11 AS backend-builder
FROM golang:1.14.2-buster AS backend-builder
COPY . /app
#RUN apk --no-cache add build-base git gcc
RUN cd /app && env CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build -ldflags='-extldflags "-static" -s -w' -o openvpn-admin
RUN cd /app && env CGO_ENABLED=./1 GOOS=linux GOARCH=amd64 go build -ldflags='-linkmode external -extldflags "-static" -s -w' -o openvpn-admin
FROM node:14.2-alpine3.11 AS frontend-builder
COPY frontend/ /app
RUN cd /app && npm install && npm run build
FROM alpine:3.11
FROM alpine:3.13
WORKDIR /app
COPY --from=backend-builder /app/openvpn-admin /app
COPY --from=frontend-builder /app/static /app/static
COPY client.conf.tpl /app/client.conf.tpl
COPY ccd.tpl /app/ccd.tpl
RUN echo "http://dl-cdn.alpinelinux.org/alpine/edge/testing/" >> /etc/apk/repositories && \
apk add --update bash easy-rsa && \
RUN apk add --update bash easy-rsa && \
ln -s /usr/share/easy-rsa/easyrsa /usr/local/bin && \
wget https://github.com/pashcovich/openvpn-user/releases/download/v1.0.3-rc.1/openvpn-user-linux-amd64.tar.gz -O - | tar xz -C /usr/local/bin && \
rm -rf /tmp/* /var/tmp/* /var/cache/apk/* /var/cache/distfiles/*

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@ -1,7 +1,7 @@
FROM alpine:3.11
RUN echo "http://dl-cdn.alpinelinux.org/alpine/edge/testing/" >> /etc/apk/repositories && \
apk add --update bash openvpn easy-rsa && \
FROM alpine:3.13
RUN apk add --update bash openvpn easy-rsa && \
ln -s /usr/share/easy-rsa/easyrsa /usr/local/bin && \
wget https://github.com/pashcovich/openvpn-user/releases/download/v1.0.3-rc.1/openvpn-user-linux-amd64.tar.gz -O - | tar xz -C /usr/local/bin && \
rm -rf /tmp/* /var/tmp/* /var/cache/apk/* /var/cache/distfiles/*
COPY .werffiles /etc/openvpn/setup
COPY setup/ /etc/openvpn/setup
RUN chmod +x /etc/openvpn/setup/configure.sh

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@ -1,3 +1,3 @@
#!/bin/bash
env CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build -ldflags='-extldflags "-static" -s -w' -o openvpn-admin
CGO_ENABLED=1 GOOS=linux GOARCH=amd64 go build -ldflags "-linkmode external -extldflags -static -s -w" -o openvpn-admin

View file

@ -1,5 +1,5 @@
{{- range $server := .Hosts }}
remote {{ $server.Host }} {{ $server.Port }} tcp
remote {{ $server.Host }} {{ $server.Port }} {{ $server.Protocol }}
{{- end }}
verb 4
@ -11,10 +11,19 @@ key-direction 1
#redirect-gateway def1
tls-client
remote-cert-tls server
# for update resolv.conf on ubuntu
#script-security 2 system
# uncomment needed below lines for use with linux
#script-security 2
# if use use resolved
#up /etc/openvpn/update-resolv-conf
#down /etc/openvpn/update-resolv-conf
# if you use systemd-resolved first install and openvpn-systemd-resolved package
#up /etc/openvpn/update-systemd-resolved
#down /etc/openvpn/update-systemd-resolved
{{- if .PasswdAuth }}
auth-user-pass
{{- end }}
<cert>
{{ .Cert -}}
</cert>

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@ -8,6 +8,7 @@ services:
image: openvpn:local
command: /etc/openvpn/setup/configure.sh
environment:
- OPVN_PASSWD_AUTH=true
- OPVN_ROLE=slave
cap_add:
- NET_ADMIN
@ -21,7 +22,7 @@ services:
build:
context: .
image: openvpn-admin:local
command: /app/openvpn-admin --debug --ovpn.network="172.16.100.0/22" --master.sync-token="TOKEN" --master.host="http://172.20.0.1:8080" --role="slave" --ovpn.host="127.0.0.1:7744" --ovpn.host="127.0.0.1:7778"
command: /app/openvpn-admin --debug --ovpn.network="172.16.100.0/22" --master.sync-token="TOKEN" --master.host="http://172.20.0.1:8080" --role="slave" --ovpn.server="127.0.0.1:7744" --ovpn.server="127.0.0.1:7778" --auth.password
environment:
- OPVN_SLAVE=1
network_mode: service:openvpn

View file

@ -7,6 +7,8 @@ services:
dockerfile: Dockerfile.openvpn
image: openvpn:local
command: /etc/openvpn/setup/configure.sh
environment:
- OPVN_PASSWD_AUTH=true
cap_add:
- NET_ADMIN
ports:
@ -19,7 +21,7 @@ services:
build:
context: .
image: openvpn-admin:local
command: /app/openvpn-admin --debug --ovpn.network="172.16.100.0/22" --master.sync-token="TOKEN"
command: /app/openvpn-admin --debug --ovpn.network="172.16.100.0/22" --master.sync-token="TOKEN" --auth.password
network_mode: service:openvpn
volumes:
- ./easyrsa_master:/mnt/easyrsa

View file

@ -7838,6 +7838,11 @@
"vue-style-loader": "^4.1.0"
}
},
"vue-notification": {
"version": "1.3.20",
"resolved": "https://registry.npmjs.org/vue-notification/-/vue-notification-1.3.20.tgz",
"integrity": "sha512-vPj67Ah72p8xvtyVE8emfadqVWguOScAjt6OJDEUdcW5hW189NsqvfkOrctxHUUO9UYl9cTbIkzAEcPnHu+zBQ=="
},
"vue-style-loader": {
"version": "4.1.2",
"resolved": "https://registry.npmjs.org/vue-style-loader/-/vue-style-loader-4.1.2.tgz",

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@ -14,7 +14,8 @@
"vue": "^2.6.12",
"vue-clipboard2": "^0.2.1",
"vue-cookies": "^1.7.4",
"vue-good-table": "^2.21.1"
"vue-good-table": "^2.21.1",
"vue-notification": "^1.3.20"
},
"browserslist": [
"> 1%",

View file

@ -3,12 +3,14 @@ import axios from 'axios';
import VueCookies from 'vue-cookies'
import VueClipboard from 'vue-clipboard2'
import VueGoodTablePlugin from 'vue-good-table'
import Notifications from 'vue-notification'
import 'vue-good-table/dist/vue-good-table.css'
Vue.use(VueClipboard)
Vue.use(VueGoodTablePlugin)
Vue.use(VueCookies)
Vue.use(Notifications)
var axios_cfg = function(url, data='', type='form') {
if (data == '') {
@ -54,6 +56,11 @@ new Vue({
field: 'AccountStatus',
filterable: true,
},
{
label: 'Connection Server',
field: 'ConnectionServer',
filterable: true,
},
{
label: 'Expiration Date',
field: 'ExpirationDate',
@ -84,39 +91,52 @@ new Vue({
],
rows: [],
actions: [
{
name: 'u-change-password',
label: 'Change password',
class: 'btn-warning',
showWhenStatus: 'Active',
showForServerRole: ['master']
},
{
name: 'u-revoke',
label: 'Revoke',
class: 'btn-warning',
showWhenStatus: 'Active',
showForServerRole: ['master']
},
{
name: 'u-unrevoke',
label: 'Unrevoke',
class: 'btn-primary',
showWhenStatus: 'Revoked',
showForServerRole: ['master']
},
{
name: 'u-show-config',
label: 'Show config',
showWhenStatus: 'Active',
showForServerRole: ['master', 'slave']
},
// {
// name: 'u-show-config',
// label: 'Show config',
// class: 'btn-primary',
// showWhenStatus: 'Active',
// showForServerRole: ['master', 'slave']
// },
{
name: 'u-download-config',
label: 'Download config',
class: 'btn-info',
showWhenStatus: 'Active',
showForServerRole: ['master', 'slave']
},
{
name: 'u-edit-ccd',
label: 'Edit routes',
class: 'btn-primary',
showWhenStatus: 'Active',
showForServerRole: ['master']
},
{
name: 'u-edit-ccd',
label: 'Show routes',
class: 'btn-primary',
showWhenStatus: 'Active',
showForServerRole: ['slave']
}
@ -128,11 +148,15 @@ new Vue({
lastSync: "unknown",
u: {
newUserName: '',
// newUserPassword: 'nopass',
newUserPassword: '',
newUserCreateError: '',
newPassword: '',
passwordChangeStatus: '',
passwordChangeMessage: '',
modalNewUserVisible: false,
modalShowConfigVisible: false,
modalShowCcdVisible: false,
modalChangePasswordVisible: false,
openvpnConfig: '',
ccd: {
Name: '',
@ -160,6 +184,7 @@ new Vue({
axios.request(axios_cfg('api/user/revoke', data, 'form'))
.then(function(response) {
_this.getUserData();
_this.$notify({title: 'User ' + _this.username + ' revoked!', type: 'warn'})
});
})
_this.$root.$on('u-unrevoke', function () {
@ -168,6 +193,7 @@ new Vue({
axios.request(axios_cfg('api/user/unrevoke', data, 'form'))
.then(function(response) {
_this.getUserData();
_this.$notify({title: 'User ' + _this.username + ' unrevoked!', type: 'success'})
});
})
_this.$root.$on('u-show-config', function () {
@ -210,6 +236,11 @@ new Vue({
console.log(response.data);
});
})
_this.$root.$on('u-change-password', function () {
_this.u.modalChangePasswordVisible = true;
var data = new URLSearchParams();
data.append('username', _this.username);
})
},
computed: {
customAddressDisabled: function () {
@ -218,6 +249,9 @@ new Vue({
ccdApplyStatusCssClass: function () {
return this.u.ccdApplyStatus == 200 ? "alert-success" : "alert-danger"
},
passwordChangeStatusCssClass: function () {
return this.u.passwordChangeStatus == 200 ? "alert-success" : "alert-danger"
},
modalNewUserDisplay: function () {
return this.u.modalNewUserVisible ? {display: 'flex'} : {}
},
@ -227,6 +261,9 @@ new Vue({
modalShowCcdDisplay: function () {
return this.u.modalShowCcdVisible ? {display: 'flex'} : {}
},
modalChangePasswordDisplay: function () {
return this.u.modalChangePasswordVisible ? {display: 'flex'} : {}
},
revokeFilterText: function() {
return this.filters.hideRevoked ? "Show revoked" : "Hide revoked"
},
@ -256,6 +293,15 @@ new Vue({
_this.rows = response.data;
});
},
staticAddrCheckboxOnChange: function() {
var staticAddrInput = document.getElementById('static-address');
var staticAddrEnable = document.getElementById('enable-static');
staticAddrInput.disabled = !staticAddrEnable.checked;
staticAddrInput.value == "dynamic" ? staticAddrInput.value = "" : staticAddrInput.value = "dynamic";
},
getServerRole: function() {
var _this = this;
axios.request(axios_cfg('api/server/role'))
@ -269,6 +315,7 @@ new Vue({
}
});
},
createUser: function() {
var _this = this;
@ -276,19 +323,23 @@ new Vue({
var data = new URLSearchParams();
data.append('username', _this.u.newUserName);
// data.append('password', this.u.newUserPassword);
data.append('password', _this.u.newUserPassword);
axios.request(axios_cfg('api/user/create', data, 'form'))
.then(function(response) {
_this.getUserData();
_this.u.modalNewUserVisible = false;
_this.u.newUserName = '';
// _this.u.newUserPassword = 'nopass';
_this.u.newUserPassword = '';
_this.getUserData();
_this.$notify({title: 'New user ' + _this.username + ' created', type: 'success'})
})
.catch(function(error) {
_this.u.newUserCreateError = error.response.data;
_this.$notify({title: 'New user ' + _this.username + ' creation failed.', type: 'error'})
});
},
ccdApply: function() {
var _this = this;
@ -299,11 +350,38 @@ new Vue({
.then(function(response) {
_this.u.ccdApplyStatus = 200;
_this.u.ccdApplyStatusMessage = response.data;
_this.$notify({title: 'Ccd for user ' + _this.username + ' applied', type: 'success'})
})
.catch(function(error) {
_this.u.ccdApplyStatus = error.response.status;
_this.u.ccdApplyStatusMessage = error.response.data;
_this.$notify({title: 'Ccd for user ' + _this.username + ' apply failed ', type: 'error'})
});
}
}
},
changeUserPassword: function(user) {
var _this = this;
_this.u.passwordChangeMessage = "";
var data = new URLSearchParams();
data.append('username', user);
data.append('password', _this.u.newPassword);
axios.request(axios_cfg('api/user/change-password', data, 'form'))
.then(function(response) {
_this.u.passwordChangeStatus = 200;
_this.u.newPassword = '';
_this.getUserData();
_this.u.modalChangePasswordVisible = false;
_this.$notify({title: 'Password for user ' + _this.username + ' changed!', type: 'success'})
})
.catch(function(error) {
_this.u.passwordChangeStatus = error.response.status;
_this.u.passwordChangeMessage = error.response.data.message;
_this.$notify({title: 'Changing password for user ' + _this.username + ' failed!', type: 'error'})
});
},
}
})

View file

@ -28,7 +28,7 @@
<template slot="table-row" slot-scope="props">
<span v-if="props.column.field == 'actions'">
<button
class="btn btn-sm btn-success el-square modal-el-margin"
class="btn btn-sm el-square modal-el-margin"
type="button"
:title="action.label"
:data-username="props.row.Identity"
@ -36,6 +36,7 @@
:data-text="action.label"
@click.left.stop="rowActionFn"
v-for="action in actions"
v-bind:class="action.class"
v-if="action.showWhenStatus == props.row.AccountStatus && action.showForServerRole.includes(serverRole)">
{{ action.label }}
</button>
@ -55,7 +56,7 @@
</div>
<div class="modal-body">
<input type="text" class="form-control el-square modal-el-margin" placeholder="Username [_a-zA-Z0-9\.-]" v-model="u.newUserName">
<!-- <input type="password" class="form-control el-square modal-el-margin" minlength="6" autocomplete="off" placeholder="Password [_a-zA-Z0-9\.-]" v-model="u.newUserPassword">-->
<input type="password" class="form-control el-square modal-el-margin" minlength="6" autocomplete="off" placeholder="Password [_a-zA-Z0-9\.-]" v-model="u.newUserPassword">
</div>
<div class="modal-footer justify-content-center" v-if="u.newUserCreateError.length > 0">
@ -64,18 +65,41 @@
</div>
</div>
<div class="modal-footer">
<button type="button" class="btn btn-success el-square modal-el-margin" v-on:click.stop="createUser();">Create</button>
<button type="button" class="btn btn-success el-square modal-el-margin" v-on:click.stop="createUser()">Create</button>
<button type="button" class="btn btn-primary el-square d-flex justify-content-sm-end modal-el-margin" v-on:click.stop="u.newUserName='';u.newUserPassword='nopass';u.modalNewUserVisible=false">Close</button>
</div>
</div>
</div>
</div>
<div class="modal-wrapper" v-if="u.modalChangePasswordVisible" v-bind:style="modalChangePasswordDisplay">
<div class="modal-dialog modal-lg">
<div class="modal-content">
<div class="modal-header">
<h4>Change password for: <strong>{{ username }}</strong></h4>
</div>
<div class="modal-body">
<input type="password" class="form-control el-square modal-el-margin" minlength="6" autocomplete="off" placeholder="Password [_a-zA-Z0-9\.-]" v-model="u.newPassword">
</div>
<div class="modal-footer justify-content-center" v-if="u.passwordChangeMessage.length > 0">
<div class="alert" v-bind:class="passwordChangeStatusCssClass" role="alert" >
{{ u.passwordChangeMessage }}
</div>
</div>
<div class="modal-footer">
<button type="button" class="btn btn-success el-square modal-el-margin" v-on:click.stop="changeUserPassword(username)">Change password</button>
<button type="button" class="btn btn-primary el-square d-flex justify-content-sm-end modal-el-margin" v-on:click.stop="u.newPassword='';u.passwordChangeMessage='';u.modalChangePasswordVisible=false">Close</button>
</div>
</div>
</div>
</div>
<div class="modal-wrapper" v-if="u.modalShowConfigVisible" v-bind:style="modalShowConfigDisplay">
<div class="modal-dialog modal-lg">
<div class="modal-content">
<div class="modal-header">
<h4>ovpn config for {{ username }}</h4>
<h4>ovpn config for: <strong>{{ username }}</strong></h4>
</div>
<div class="modal-body">
<div class="d-flex">
@ -96,16 +120,18 @@
<div class="modal-dialog modal-lg modal-dialog-scrollable">
<div class="modal-content">
<div class="modal-header">
<h3 class="static-address-label ">Routes table for: <strong>{{ username }}</strong></h3>
</div>
<div class="modal-body">
<div class="input-group">
<h4 class="static-address-label ">Client "{{ username }}" static address</h4>
<h5 class="static-address-label ">Static address:</h5>
<div class="input-group-prepend">
<div class="input-group-text">
<input id="enable-static" type="checkbox" onchange="document.getElementById('staticAddress').disabled=!this.checked;" v-if="serverRole == 'master'" v-bind:checked="customAddressDisabled">
<input id="enable-static" type="checkbox" @change="staticAddrCheckboxOnChange()" v-if="serverRole == 'master'" v-bind:checked="!customAddressDisabled">
</div>
</div>
<input id="staticAddress" type="text" class="form-control" v-model="u.ccd.ClientAddress" placeholder="127.0.0.1" v-bind:disabled="customAddressDisabled">
<input id="static-address" type="text" class="form-control" v-model="u.ccd.ClientAddress" placeholder="127.0.0.1" v-bind:disabled="customAddressDisabled">
</div>
</div>
<div class="modal-body">
<div class="d-flex ">
@ -167,6 +193,7 @@
</div>
</div>
<notifications position="bottom left" :speed="900" />
</div>
<script src="dist/build.js"></script>
</body>

195
main.go
View file

@ -20,7 +20,9 @@ import (
)
const (
usernameRegexp = `^([a-zA-Z0-9_.-])+$`
usernameRegexp = `^([a-zA-Z0-9_.-@])+$`
passwordRegexp = `^([a-zA-Z0-9_.-@])+$`
passwordMinLength = 6
downloadCertsApiUrl = "/api/data/certs/download"
downloadCcdApiUrl = "/api/data/ccd/download"
certsArchiveFileName = "certs.tar.gz"
@ -28,10 +30,10 @@ const (
indexTxtDateLayout = "060102150405Z"
stringDateFormat = "2006-01-02 15:04:05"
ovpnStatusDateLayout = "Mon Jan 2 15:04:05 2006"
version = "1.5.0"
)
var (
listenHost = kingpin.Flag("listen.host","host for openvpn-admin").Default("0.0.0.0").String()
listenPort = kingpin.Flag("listen.port","port for openvpn-admin").Default("8080").String()
serverRole = kingpin.Flag("role","server role master or slave").Default("master").HintOptions("master", "slave").String()
@ -40,16 +42,18 @@ var (
masterBasicAuthPassword = kingpin.Flag("master.basic-auth.password","password for basic auth on master server url").Default("").String()
masterSyncFrequency = kingpin.Flag("master.sync-frequency", "master host data sync frequency in seconds.").Default("600").Int()
masterSyncToken = kingpin.Flag("master.sync-token", "master host data sync security token").Default("justasimpleword").PlaceHolder("TOKEN").String()
openvpnServer = kingpin.Flag("ovpn.host","host(s) for openvpn server").Default("127.0.0.1:7777").PlaceHolder("HOST:PORT").Strings()
openvpnServer = kingpin.Flag("ovpn.server","comma separated addresses for openvpn servers").Default("127.0.0.1:7777").PlaceHolder("HOST:PORT").Strings()
openvpnNetwork = kingpin.Flag("ovpn.network","network for openvpn server").Default("172.16.100.0/24").String()
mgmtListenHost = kingpin.Flag("mgmt.host","host for openvpn server mgmt interface").Default("127.0.0.1").String()
mgmtListenPort = kingpin.Flag("mgmt.port","port for openvpn server mgmt interface").Default("8989").String()
mgmtAddress = kingpin.Flag("mgmt","comma separated (alias=address) for openvpn servers mgmt interfaces").Default("main=127.0.0.1:8989").Strings()
metricsPath = kingpin.Flag("metrics.path", "URL path for surfacing collected metrics").Default("/metrics").String()
easyrsaDirPath = kingpin.Flag("easyrsa.path", "path to easyrsa dir").Default("/mnt/easyrsa").String()
indexTxtPath = kingpin.Flag("easyrsa.index-path", "path to easyrsa index file.").Default("/mnt/easyrsa/pki/index.txt").String()
ccdDir = kingpin.Flag("ccd.path", "path to client-config-dir").Default("/mnt/ccd").String()
authByPassword = kingpin.Flag("auth.password", "Enable additional password authorization.").Default("false").Bool()
authDatabase = kingpin.Flag("auth.db", "Database path fort password authorization.").Default("/mnt/easyrsa/pki/users.db").String()
staticPath = kingpin.Flag("static.path", "path to static dir").Default("./static").String()
debug = kingpin.Flag("debug", "Enable debug mode.").Default("false").Bool()
verbose = kingpin.Flag("verbose", "Enable verbose mode.").Default("false").Bool()
certsArchivePath = "/tmp/" + certsArchiveFileName
ccdArchivePath = "/tmp/" + ccdArchiveFileName
@ -103,7 +107,7 @@ var (
ovpnClientConnectionInfo = prometheus.NewGaugeVec(prometheus.GaugeOpts{
Name: "ovpn_client_connection_info",
Help: "openvpn user connection info. ip - assigned address from opvn network. value - last time when connection was refreshed in unix format",
Help: "openvpn user connection info. ip - assigned address from ovpn network. value - last time when connection was refreshed in unix format",
},
[]string{"client", "ip"},
)
@ -140,11 +144,14 @@ type OpenvpnAdmin struct {
clients []OpenvpnClient
activeClients []clientStatus
promRegistry *prometheus.Registry
mgmtInterfaces map[string]string
}
type OpenvpnServer struct {
Host string
Port string
Protocol string
}
type openvpnClientConfig struct {
@ -153,6 +160,7 @@ type openvpnClientConfig struct {
Cert string
Key string
TLS string
PasswdAuth bool
}
type OpenvpnClient struct {
@ -161,6 +169,7 @@ type OpenvpnClient struct {
ExpirationDate string `json:"ExpirationDate"`
RevocationDate string `json:"RevocationDate"`
ConnectionStatus string `json:"ConnectionStatus"`
ConnectionServer string `json:"ConnectionServer"`
}
type ccdRoute struct {
@ -195,6 +204,7 @@ type clientStatus struct {
LastRef string
ConnectedSinceFormatted string
LastRefFormatted string
ConnectedTo string
}
func (oAdmin *OpenvpnAdmin) userListHandler(w http.ResponseWriter, r *http.Request) {
@ -214,7 +224,7 @@ func (oAdmin *OpenvpnAdmin) userCreateHandler(w http.ResponseWriter, r *http.Req
return
}
r.ParseForm()
userCreated, userCreateStatus := oAdmin.userCreate(r.FormValue("username"))
userCreated, userCreateStatus := oAdmin.userCreate(r.FormValue("username"), r.FormValue("password"))
if userCreated {
w.WriteHeader(http.StatusOK)
@ -244,6 +254,25 @@ func (oAdmin *OpenvpnAdmin) userUnrevokeHandler(w http.ResponseWriter, r *http.R
fmt.Fprintf(w, "%s", oAdmin.userUnrevoke(r.FormValue("username")))
}
func (oAdmin *OpenvpnAdmin) userChangePasswordHandler(w http.ResponseWriter, r *http.Request) {
r.ParseForm()
if *authByPassword {
passwordChanged, passwordChangeMessage := oAdmin.userChangePassword(r.FormValue("username"), r.FormValue("password"))
if passwordChanged {
w.WriteHeader(http.StatusOK)
fmt.Fprintf(w, `{"status":"ok", "message": "%s"}`, passwordChangeMessage)
return
} else {
w.WriteHeader(http.StatusInternalServerError)
fmt.Fprintf(w, `{"status":"error", "message": "%s"}`, passwordChangeMessage)
return
}
} else {
http.Error(w, `{"status":"error"}`, http.StatusNotImplemented )
}
}
func (oAdmin *OpenvpnAdmin) userShowConfigHandler(w http.ResponseWriter, r *http.Request) {
r.ParseForm()
fmt.Fprintf(w, "%s", oAdmin.renderClientConfig(r.FormValue("username")))
@ -318,7 +347,7 @@ func (oAdmin *OpenvpnAdmin) downloadCertsHandler(w http.ResponseWriter, r *http.
http.ServeFile(w,r, certsArchivePath)
}
func (oAdmin *OpenvpnAdmin) downloadCddHandler(w http.ResponseWriter, r *http.Request) {
func (oAdmin *OpenvpnAdmin) downloadCcdHandler(w http.ResponseWriter, r *http.Request) {
if oAdmin.role == "slave" {
http.Error(w, `{"status":"error"}`, http.StatusLocked)
return
@ -337,8 +366,10 @@ func (oAdmin *OpenvpnAdmin) downloadCddHandler(w http.ResponseWriter, r *http.Re
}
func main() {
kingpin.Version(version)
kingpin.Parse()
ovpnAdmin := new(OpenvpnAdmin)
ovpnAdmin.lastSyncTime = "unknown"
ovpnAdmin.role = *serverRole
@ -346,6 +377,13 @@ func main() {
ovpnAdmin.masterSyncToken = *masterSyncToken
ovpnAdmin.promRegistry = prometheus.NewRegistry()
ovpnAdmin.mgmtInterfaces = make(map[string]string)
for _, mgmtInterface := range *mgmtAddress {
parts := strings.SplitN(mgmtInterface, "=",2)
ovpnAdmin.mgmtInterfaces[parts[0]] = parts[len(parts)-1]
}
ovpnAdmin.registerMetrics()
ovpnAdmin.setState()
@ -368,6 +406,7 @@ func main() {
http.HandleFunc("/api/server/role", ovpnAdmin.serverRoleHandler)
http.HandleFunc("/api/users/list", ovpnAdmin.userListHandler)
http.HandleFunc("/api/user/create", ovpnAdmin.userCreateHandler)
http.HandleFunc("/api/user/change-password", ovpnAdmin.userChangePasswordHandler)
http.HandleFunc("/api/user/revoke", ovpnAdmin.userRevokeHandler)
http.HandleFunc("/api/user/unrevoke", ovpnAdmin.userUnrevokeHandler)
http.HandleFunc("/api/user/config/show", ovpnAdmin.userShowConfigHandler)
@ -379,7 +418,7 @@ func main() {
http.HandleFunc("/api/sync/last/try", ovpnAdmin.lastSyncTimeHandler)
http.HandleFunc("/api/sync/last/successful", ovpnAdmin.lastSuccessfulSyncTimeHandler)
http.HandleFunc(downloadCertsApiUrl, ovpnAdmin.downloadCertsHandler)
http.HandleFunc(downloadCcdApiUrl, ovpnAdmin.downloadCddHandler)
http.HandleFunc(downloadCcdApiUrl, ovpnAdmin.downloadCcdHandler)
http.Handle(*metricsPath, promhttp.HandlerFor(ovpnAdmin.promRegistry, promhttp.HandlerOpts{}))
http.HandleFunc("/ping", func(w http.ResponseWriter, r *http.Request) {
@ -415,7 +454,7 @@ func (oAdmin *OpenvpnAdmin) setState() {
oAdmin.activeClients = oAdmin.mgmtGetActiveClients()
oAdmin.clients = oAdmin.usersList()
ovpnServerCaCertExpire.Set(float64((getOpvnCaCertExpireDate().Unix() - time.Now().Unix()) / 3600 / 24))
ovpnServerCaCertExpire.Set(float64((getOvpnCaCertExpireDate().Unix() - time.Now().Unix()) / 3600 / 24))
}
func (oAdmin *OpenvpnAdmin) updateState() {
@ -469,8 +508,8 @@ func (oAdmin *OpenvpnAdmin) renderClientConfig(username string) string {
var hosts []OpenvpnServer
for _, server := range *openvpnServer {
parts := strings.SplitN(server, ":",2)
hosts = append(hosts, OpenvpnServer{Host: parts[0], Port: parts[1]})
parts := strings.SplitN(server, ":",3)
hosts = append(hosts, OpenvpnServer{Host: parts[0], Port: parts[1], Protocol: parts[2]})
}
conf := openvpnClientConfig{}
@ -479,6 +518,7 @@ func (oAdmin *OpenvpnAdmin) renderClientConfig(username string) string {
conf.Cert = fRead(*easyrsaDirPath + "/pki/issued/" + username + ".crt")
conf.Key = fRead(*easyrsaDirPath + "/pki/private/" + username + ".key")
conf.TLS = fRead(*easyrsaDirPath + "/pki/ta.key")
conf.PasswdAuth = *authByPassword
t, _ := template.ParseFiles("client.conf.tpl")
var tmp bytes.Buffer
@ -624,6 +664,14 @@ func validateUsername(username string) bool {
return validUsername.MatchString(username)
}
func validatePassword(password string) bool {
if len(password) < passwordMinLength {
return false
} else {
return true
}
}
func checkUserExist(username string) bool {
for _, u := range indexTxtParser(fRead(*indexTxtPath)) {
if u.DistinguishedName == ("/CN=" + username) {
@ -663,8 +711,12 @@ func (oAdmin *OpenvpnAdmin) usersList() []OpenvpnClient {
expiredCerts += 1
}
if isUserConnected(line.Identity, oAdmin.activeClients) {
ovpnClient.ConnectionServer = ""
userConnected, userConnectedTo := isUserConnected(line.Identity, oAdmin.activeClients)
if userConnected {
ovpnClient.ConnectionStatus = "Connected"
ovpnClient.ConnectionServer = userConnectedTo
connectedUsers += 1
}
@ -689,16 +741,9 @@ func (oAdmin *OpenvpnAdmin) usersList() []OpenvpnClient {
return users
}
func (oAdmin *OpenvpnAdmin) userCreate(username string) (bool, string) {
func (oAdmin *OpenvpnAdmin) userCreate(username, password string) (bool, string) {
ucErr := fmt.Sprintf("User \"%s\" created", username)
// TODO: add password for user cert . priority=low
if validateUsername(username) == false {
ucErr = fmt.Sprintf("Username \"%s\" incorrect, you can use only %s\n", username, usernameRegexp)
if *debug {
log.Printf("ERROR: userCreate: %s", ucErr)
}
return false, ucErr
}
if checkUserExist(username) {
ucErr = fmt.Sprintf("User \"%s\" already exists\n", username)
if *debug {
@ -706,15 +751,72 @@ func (oAdmin *OpenvpnAdmin) userCreate(username string) (bool, string) {
}
return false, ucErr
}
if ! validateUsername(username) {
ucErr = fmt.Sprintf("Username \"%s\" incorrect, you can use only %s\n", username, usernameRegexp)
if *debug {
log.Printf("ERROR: userCreate: %s", ucErr)
}
return false, ucErr
}
if ! validatePassword(password) {
ucErr = fmt.Sprintf("Password too short, password length must be greater or equal %d", passwordMinLength)
if *debug {
log.Printf("ERROR: userCreate: %s\n", ucErr)
}
return false, ucErr
}
o := runBash(fmt.Sprintf("date +%%Y-%%m-%%d\\ %%H:%%M:%%S && cd %s && easyrsa build-client-full %s nopass", *easyrsaDirPath, username))
fmt.Println(o)
if *debug {
if *authByPassword {
o = runBash(fmt.Sprintf("openvpn-user create --db.path %s --user %s --password %s", *authDatabase, username, password))
fmt.Println(o)
}
if *verbose {
log.Printf("INFO: user created: %s", username)
}
oAdmin.clients = oAdmin.usersList()
return true, ucErr
}
func (oAdmin *OpenvpnAdmin) userChangePassword(username, password string) (bool, string) {
if checkUserExist(username) {
o := runBash(fmt.Sprintf("openvpn-user check --db.path %s --user %s | grep %s | wc -l", *authDatabase, username, username))
fmt.Println(o)
if ! validatePassword(password) {
ucpErr := fmt.Sprintf("Password for too short, password length must be greater or equal %d", passwordMinLength)
if *debug {
log.Printf("ERROR: userChangePassword: %s\n", ucpErr)
}
return false, ucpErr
}
if strings.TrimSpace(o) == "0" {
fmt.Println("Creating user in users.db")
o = runBash(fmt.Sprintf("openvpn-user create --db.path %s --user %s --password %s", *authDatabase, username, password))
fmt.Println(o)
}
o = runBash(fmt.Sprintf("openvpn-user change-password --db.path %s --user %s --password %s", *authDatabase, username, password))
fmt.Println(o)
if *verbose {
log.Printf("INFO: password for user %s was changed", username)
}
return true, "Password changed"
}
return false, "User does not exist"
}
func (oAdmin *OpenvpnAdmin) getUserStatistic(username string) clientStatus {
for _, u := range oAdmin.activeClients {
if u.CommonName == username {
@ -728,6 +830,10 @@ func (oAdmin *OpenvpnAdmin) userRevoke(username string) string {
if checkUserExist(username) {
// check certificate valid flag 'V'
o := runBash(fmt.Sprintf("date +%%Y-%%m-%%d\\ %%H:%%M:%%S && cd %s && echo yes | easyrsa revoke %s && easyrsa gen-crl", *easyrsaDirPath, username))
if *authByPassword {
o = runBash(fmt.Sprintf("openvpn-user revoke --db-path %s --user %s", *authDatabase, username))
//fmt.Println(o)
}
crlFix()
oAdmin.clients = oAdmin.usersList()
return fmt.Sprintln(o)
@ -757,6 +863,10 @@ func (oAdmin *OpenvpnAdmin) userUnrevoke(username string) string {
//fmt.Print(renderIndexTxt(usersFromIndexTxt))
o = runBash(fmt.Sprintf("cd %s && easyrsa gen-crl", *easyrsaDirPath))
//fmt.Println(o)
if *authByPassword {
o = runBash(fmt.Sprintf("openvpn-user restore --db-path %s --user %s", *authDatabase, username))
//fmt.Println(o)
}
crlFix()
o = ""
fmt.Println(o)
@ -773,11 +883,6 @@ func (oAdmin *OpenvpnAdmin) userUnrevoke(username string) string {
return fmt.Sprintf("{\"msg\":\"User \"%s\" not found\"}", username)
}
// TODO: add ability to change password for user cert . priority=low
func userChangePassword(username string, newPassword string) bool {
return false
}
func (oAdmin *OpenvpnAdmin) mgmtRead(conn net.Conn) string {
buf := make([]byte, 32768)
@ -786,7 +891,7 @@ func (oAdmin *OpenvpnAdmin) mgmtRead(conn net.Conn) string {
return s
}
func (oAdmin *OpenvpnAdmin) mgmtConnectedUsersParser(text string) []clientStatus {
func (oAdmin *OpenvpnAdmin) mgmtConnectedUsersParser(text, serverName string) []clientStatus {
var u []clientStatus
isClientList := false
isRouteTable := false
@ -814,14 +919,14 @@ func (oAdmin *OpenvpnAdmin) mgmtConnectedUsersParser(text string) []clientStatus
userName := user[0]
userAddress := user[1]
userBytesRecieved:= user[2]
userBytesReceived:= user[2]
userBytesSent:= user[3]
userConnectedSince := user[4]
userStatus := clientStatus{CommonName: userName, RealAddress: userAddress, BytesReceived: userBytesRecieved, BytesSent: userBytesSent, ConnectedSince: userConnectedSince}
userStatus := clientStatus{CommonName: userName, RealAddress: userAddress, BytesReceived: userBytesReceived, BytesSent: userBytesSent, ConnectedSince: userConnectedSince, ConnectedTo: serverName}
u = append(u, userStatus)
bytesSent, _ := strconv.Atoi(userBytesSent)
bytesReceive, _ := strconv.Atoi(userBytesRecieved)
bytesReceive, _ := strconv.Atoi(userBytesReceived)
ovpnClientConnectionFrom.WithLabelValues(userName, userAddress).Set(float64(parseDateToUnix(ovpnStatusDateLayout, userConnectedSince)))
ovpnClientBytesSent.WithLabelValues(userName).Set(float64(bytesSent))
ovpnClientBytesReceived.WithLabelValues(userName).Set(float64(bytesReceive))
@ -841,10 +946,10 @@ func (oAdmin *OpenvpnAdmin) mgmtConnectedUsersParser(text string) []clientStatus
return u
}
func (oAdmin *OpenvpnAdmin) mgmtKillUserConnection(username string) {
conn, err := net.Dial("tcp", *mgmtListenHost+":"+*mgmtListenPort)
func (oAdmin *OpenvpnAdmin) mgmtKillUserConnection(username, serverName string) {
conn, err := net.Dial("tcp", oAdmin.mgmtInterfaces[serverName])
if err != nil {
log.Println("ERROR: openvpn mgmt interface is not reachable")
log.Printf("WARNING: openvpn mgmt interface for %s is not reachable by addr %s\n", serverName, oAdmin.mgmtInterfaces[serverName])
return
}
oAdmin.mgmtRead(conn) // read welcome message
@ -854,25 +959,29 @@ func (oAdmin *OpenvpnAdmin) mgmtKillUserConnection(username string) {
}
func (oAdmin *OpenvpnAdmin) mgmtGetActiveClients() []clientStatus {
conn, err := net.Dial("tcp", *mgmtListenHost+":"+*mgmtListenPort)
var activeClients []clientStatus
for srv, addr := range oAdmin.mgmtInterfaces {
conn, err := net.Dial("tcp", addr)
if err != nil {
log.Println("ERROR: openvpn mgmt interface is not reachable")
return []clientStatus{}
log.Printf("WARNING: openvpn mgmt interface for %s is not reachable by addr %s\n", srv, addr)
break
}
oAdmin.mgmtRead(conn) // read welcome message
conn.Write([]byte("status\n"))
activeClients := oAdmin.mgmtConnectedUsersParser(oAdmin.mgmtRead(conn))
activeClients = append(activeClients, oAdmin.mgmtConnectedUsersParser(oAdmin.mgmtRead(conn), srv)...)
conn.Close()
}
return activeClients
}
func isUserConnected(username string, connectedUsers []clientStatus) bool {
func isUserConnected(username string, connectedUsers []clientStatus) (bool, string) {
for _, connectedUser := range connectedUsers {
if connectedUser.CommonName == username {
return true
return true, connectedUser.ConnectedTo
}
}
return false
return false, ""
}
func (oAdmin *OpenvpnAdmin) downloadCerts() bool {
@ -968,7 +1077,7 @@ func (oAdmin *OpenvpnAdmin) syncWithMaster() {
}
}
func getOpvnCaCertExpireDate() time.Time {
func getOvpnCaCertExpireDate() time.Time {
caCertPath := *easyrsaDirPath + "/pki/ca.crt"
caCertExpireDate := runBash(fmt.Sprintf("openssl x509 -in %s -noout -enddate | awk -F \"=\" {'print $2'}", caCertPath))

16
setup/auth.sh Normal file
View file

@ -0,0 +1,16 @@
#!/usr/bin/env sh
PATH=$PATH:/usr/local/bin
set -e
env
auth_usr=$(head -1 $1)
auth_passwd=$(tail -1 $1)
if [ $common_name = $username ]; then
openvpn-user auth --db.path /etc/openvpn/easyrsa/pki/users.db --user ${auth_usr} --password ${auth_passwd}
else
echo "Authorization failed"
exit 1
fi

View file

@ -1,5 +1,5 @@
#!/usr/bin/env bash
set -x
set -ex
EASY_RSA_LOC="/etc/openvpn/easyrsa"
SERVER_CERT="${EASY_RSA_LOC}/pki/issued/server.crt"
@ -34,10 +34,20 @@ fi
cp -f /etc/openvpn/setup/openvpn.conf /etc/openvpn/openvpn.conf
if [ ${OPVN_PASSWD_AUTH} = "true" ]; then
mkdir -p /etc/openvpn/scripts/
cp -f /etc/openvpn/setup/auth.sh /etc/openvpn/scripts/auth.sh
chmod +x /etc/openvpn/scripts/auth.sh
echo "auth-user-pass-verify /etc/openvpn/scripts/auth.sh via-file" | tee -a /etc/openvpn/openvpn.conf
echo "script-security 2" | tee -a /etc/openvpn/openvpn.conf
echo "verify-client-cert require" | tee -a /etc/openvpn/openvpn.conf
openvpn-user db-init --db.path=$EASY_RSA_LOC/pki/users.db
fi
[ -d $EASY_RSA_LOC/pki ] && chmod 755 $EASY_RSA_LOC/pki
[ -f $EASY_RSA_LOC/pki/crl.pem ] && chmod 644 $EASY_RSA_LOC/pki/crl.pem
mkdir -p /etc/openvpn/ccd
openvpn --config /etc/openvpn/openvpn.conf --client-config-dir /etc/openvpn/ccd
openvpn --config /etc/openvpn/openvpn.conf --client-config-dir /etc/openvpn/ccd --port 1194 --proto tcp --management 127.0.0.1 8989

View file

@ -8,15 +8,14 @@ dh /etc/openvpn/easyrsa/pki/dh.pem
crl-verify /etc/openvpn/easyrsa/pki/crl.pem
tls-auth /etc/openvpn/easyrsa/pki/ta.key
key-direction 0
duplicate-cn
cipher AES-128-CBC
management 127.0.0.1 8989
#management 127.0.0.1 8989
keepalive 10 60
persist-key
persist-tun
topology subnet
proto tcp
port 1194
#proto tcp
#port 1194
dev tun0
status /tmp/openvpn-status.log
user nobody

120
werf.yaml
View file

@ -1,120 +0,0 @@
project: openvpn-admin
configVersion: 1
deploy:
helmRelease: "[[ project ]]-[[ env ]]"
namespace: "[[ project ]]-[[ env ]]"
---
artifact: backend-builder
from: golang:1.14.2-alpine3.11
git:
- add: /
to: /app
stageDependencies:
install:
- "*.go"
excludePaths:
- .helm
- .werf
- frontend
- werf.yaml
- Dockerfile
ansible:
install:
- name: Install packages
apk:
name:
- build-base
- gcc
- name: Build backend
command: go build -ldflags='-extldflags "-static" -s -w' -o openvpn-admin
environment:
CGO_ENABLED: 0
GOOS: linux
GOARCH: amd64
args:
chdir: /app
---
artifact: frontend-builder
from: node:14.2-alpine3.11
git:
- add: /frontend
to: /app
stageDependencies:
install:
- "**/*"
excludePaths:
- Dockerfile
- build.sh
- werf.yaml
ansible:
setup:
- name: install deps
command: npm install
args:
chdir: /app
- name: Build app
command: npm run build
args:
chdir: /app
---
image: openvpn-admin
from: alpine:3.11
import:
- artifact: backend-builder
add: /app/openvpn-admin
to: /usr/bin/openvpn-admin
before: setup
- artifact: frontend-builder
add: /app/static
to: /app/static
before: setup
git:
- add: /client.conf.tpl
to: /app/client.conf.tpl
stageDependencies:
setup:
- "*"
- add: /ccd.tpl
to: /app/ccd.tpl
stageDependencies:
setup:
- "*"
ansible:
install:
- name: Install packages
apk:
name:
- easy-rsa
- bash
- name: Create symbolic link for easy-rsa
file:
src: "/usr/share/easy-rsa/easyrsa"
dest: "/usr/local/bin/easyrsa"
state: link
---
image: openvpn
from: alpine:3.11
git:
- add: /.werffiles/
to: /etc/openvpn/setup/
stageDependencies:
install:
- "*"
ansible:
install:
- name: Install packages
apk:
name:
- openvpn
- easy-rsa
- name: Create symbolic link for easy-rsa
file:
src: "/usr/share/easy-rsa/easyrsa"
dest: "/usr/local/bin/easyrsa"
state: link