mirror of https://github.com/jumpserver/jumpserver
Merge branch 'connect'
ibuler
commit
45df58114c
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|
@ -16,3 +16,4 @@ db.sqlite3
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config.py
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migrations/
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*.log
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host_rsa_key
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|
|
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@ -30,11 +30,17 @@ def get_object_or_none(model, **kwargs):
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def encrypt(*args, **kwargs):
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return signing.dumps(*args, **kwargs)
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try:
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return signing.dumps(*args, **kwargs)
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except signing.BadSignature:
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return ''
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def decrypt(*args, **kwargs):
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return signing.loads(*args, **kwargs)
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try:
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return signing.loads(*args, **kwargs)
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except signing.BadSignature:
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return ''
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def date_expired_default():
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@ -54,7 +54,7 @@ INSTALLED_APPS = [
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'users.apps.UsersConfig',
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'assets.apps.AssetsConfig',
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'perms.apps.PermsConfig',
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'webterminal.apps.WebterminalConfig',
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# 'terminal.apps.TerminalConfig',
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'ops.apps.OpsConfig',
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'audits.apps.AuditsConfig',
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'common.apps.CommonConfig',
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@ -274,36 +274,36 @@ REST_FRAMEWORK = {
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}
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# This setting is required to override the Django's main loop, when running in
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# development mode, such as ./manage runserver
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WSGI_APPLICATION = 'ws4redis.django_runserver.application'
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# WSGI_APPLICATION = 'ws4redis.django_runserver.application'
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# URL that distinguishes websocket connections from normal requests
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WEBSOCKET_URL = '/ws/'
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# WEBSOCKET_URL = '/ws/'
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# WebSocket Redis
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WS4REDIS_CONNECTION = {
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'host': CONFIG.REDIS_HOST or '127.0.0.1',
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'port': CONFIG.REDIS_PORT or 6379,
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'db': 2,
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}
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# WS4REDIS_CONNECTION = {
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# 'host': CONFIG.REDIS_HOST or '127.0.0.1',
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# 'port': CONFIG.REDIS_PORT or 6379,
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# 'db': 2,
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# }
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# Set the number of seconds each message shall persisted
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WS4REDIS_EXPIRE = 3600
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# WS4REDIS_EXPIRE = 3600
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WS4REDIS_HEARTBEAT = 'love you'
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# WS4REDIS_HEARTBEAT = 'love you'
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WS4REDIS_PREFIX = 'demo'
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# WS4REDIS_PREFIX = 'demo'
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SESSION_ENGINE = 'redis_sessions.session'
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# SESSION_ENGINE = 'redis_sessions.session'
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SESSION_REDIS_PREFIX = 'session'
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# SESSION_REDIS_PREFIX = 'session'
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SESSION_REDIS_HOST = CONFIG.REDIS_HOST
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# SESSION_REDIS_HOST = CONFIG.REDIS_HOST
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SESSION_REDIS_PORT = CONFIG.REDIS_PORT
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# SESSION_REDIS_PORT = CONFIG.REDIS_PORT
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SESSION_REDIS_PASSWORD = CONFIG.REDIS_PASSWORD
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# SESSION_REDIS_PASSWORD = CONFIG.REDIS_PASSWORD
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SESSION_REDIS_DB = CONFIG.REDIS_DB
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# SESSION_REDIS_DB = CONFIG.REDIS_DB
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# Custom User Auth model
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@ -25,7 +25,6 @@ urlpatterns = [
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url(r'^(api/)?users/', include('users.urls')),
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url(r'^assets/', include('assets.urls')),
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url(r'^perms/', include('perms.urls')),
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url(r'^terminal/', include('webterminal.urls')),
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]
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@ -112,6 +112,12 @@ class User(AbstractUser):
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else:
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return True
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@property
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def is_valid(self):
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if self.is_active and not self.is_expired:
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return True
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return False
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@property
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def private_key(self):
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return decrypt(self._private_key)
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@ -12,7 +12,8 @@ from django.utils.translation import ugettext as _
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from paramiko.rsakey import RSAKey
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from common.tasks import send_mail_async
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from common.utils import reverse
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from common.utils import reverse, get_object_or_none
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from .models import User
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try:
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@ -147,3 +148,75 @@ def send_reset_ssh_key_mail(user):
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logger.debug(message)
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send_mail_async.delay(subject, message, recipient_list, html_message=message)
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def validate_ssh_pk(text):
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"""
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Expects a SSH private key as string.
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Returns a boolean and a error message.
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If the text is parsed as private key successfully,
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(True,'') is returned. Otherwise,
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(False, <message describing the error>) is returned.
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from https://github.com/githubnemo/SSH-private-key-validator/blob/master/validate.py
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"""
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if not text:
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return False, 'No text given'
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startPattern = re.compile("^-----BEGIN [A-Z]+ PRIVATE KEY-----")
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optionPattern = re.compile("^.+: .+")
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contentPattern = re.compile("^([a-zA-Z0-9+/]{64}|[a-zA-Z0-9+/]{1,64}[=]{0,2})$")
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endPattern = re.compile("^-----END [A-Z]+ PRIVATE KEY-----")
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def contentState(text):
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for i in range(0, len(text)):
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line = text[i]
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if endPattern.match(line):
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if i == len(text) - 1 or len(text[i + 1]) == 0:
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return True, ''
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else:
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return False, 'At end but content coming'
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elif not contentPattern.match(line):
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return False, 'Wrong string in content section'
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return False, 'No content or missing end line'
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def optionState(text):
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for i in range(0, len(text)):
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line = text[i]
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if line[-1:] == '\\':
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return optionState(text[i + 2:])
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if not optionPattern.match(line):
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return contentState(text[i + 1:])
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return False, 'Expected option, found nothing'
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def startState(text):
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if len(text) == 0 or not startPattern.match(text[0]):
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return False, 'Header is wrong'
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return optionState(text[1:])
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return startState([n.strip() for n in text.splitlines()])
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def check_user_is_valid(**kwargs):
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password = kwargs.pop('password', None)
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public_key = kwargs.pop('public_key', None)
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user = get_object_or_none(User, **kwargs)
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if password and not user.check_password(password):
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user = None
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if public_key and not user.public_key == public_key:
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user = None
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if user and user.is_valid:
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return user
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return None
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@ -1,3 +0,0 @@
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from django.contrib import admin
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# Register your models here.
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@ -1,7 +0,0 @@
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from __future__ import unicode_literals
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from django.apps import AppConfig
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class WebterminalConfig(AppConfig):
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name = 'webterminal'
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@ -1,5 +0,0 @@
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from __future__ import unicode_literals
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from django.db import models
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# Create your models here.
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@ -1,176 +0,0 @@
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{% extends 'base.html' %}
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{% block content %}
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<div class="container">
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<div id="term">
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</div>
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</div>
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<div class="termChangBar">
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<input type="number" min="100" value="100" placeholder="col" id="term-col"/>
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<input type="number" min="35" value="35" placeholder="row" id="term-row"/>
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<button id="col-row">修改窗口大小</button>
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</div>
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{% endblock %}
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{% block custom_foot_js %}
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<script type="application/javascript" src="/static/js/jquery-2.1.1.js"></script>
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<script type="application/javascript" src="/static/js/term.js"></script>
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<script>/**
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* Created by liuzheng on 3/3/16.
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*/
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var rowHeight = 1;
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var colWidth = 1;
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function WSSHClient() {
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}
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WSSHClient.prototype._generateEndpoint = function (options) {
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console.log(options);
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if (window.location.protocol == 'https:') {
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var protocol = 'wss://';
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} else {
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var protocol = 'ws://';
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}
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var endpoint = protocol + document.URL.match(RegExp('//(.*?)/'))[1] + '/ws/foobar?subscribe-broadcast&publish-broadcast&echo';
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return endpoint;
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};
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WSSHClient.prototype.connect = function (options) {
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var endpoint = this._generateEndpoint(options);
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if (window.WebSocket) {
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this._connection = new WebSocket(endpoint);
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}
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else if (window.MozWebSocket) {
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this._connection = MozWebSocket(endpoint);
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}
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else {
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options.onError('WebSocket Not Supported');
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return;
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}
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this._connection.onopen = function () {
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options.onConnect();
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};
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this._connection.onmessage = function (evt) {
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try {
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options.onData(evt.data);
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} catch (e) {
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var data = JSON.parse(evt.data.toString());
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options.onError(data.error);
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}
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};
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this._connection.onclose = function (evt) {
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options.onClose();
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};
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};
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WSSHClient.prototype.send = function (data) {
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this._connection.send(JSON.stringify({'data': data}));
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};
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function openTerminal(options) {
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var client = new WSSHClient();
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var rowHeight, colWidth;
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try {
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rowHeight = localStorage.getItem('term-row');
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colWidth = localStorage.getItem('term-col');
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} catch (err) {
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rowHeight = 35;
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colWidth = 100
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}
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if (rowHeight) {
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} else {
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rowHeight = 35
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}
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if (colWidth) {
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} else {
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colWidth = 100
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}
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var term = new Terminal({
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rows: rowHeight,
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cols: colWidth,
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useStyle: true,
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screenKeys: true
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});
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term.open();
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term.on('data', function (data) {
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client.send(data)
|
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});
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$('.terminal').detach().appendTo('#term');
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//term.resize(colWidth, rowHeight);
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term.write('Connecting...');
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client.connect($.extend(options, {
|
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onError: function (error) {
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term.write('Error: ' + error + '\r\n');
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},
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onConnect: function () {
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// Erase our connecting message
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client.send({'resize': {'rows': rowHeight, 'cols': colWidth}});
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term.write('\r');
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},
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onClose: function () {
|
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term.write('Connection Reset By Peer');
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||||
},
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onData: function (data) {
|
||||
if (data == "love you")
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console.log(data);
|
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else
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||||
term.write(data);
|
||||
}
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}));
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//rowHeight = 0.0 + 1.00 * $('.terminal').height() / 24;
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//colWidth = 0.0 + 1.00 * $('.terminal').width() / 80;
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return {'term': term, 'client': client};
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}
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//function resize() {
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// $('.terminal').css('width', window.innerWidth - 25);
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// console.log(window.innerWidth);
|
||||
// console.log(window.innerWidth - 10);
|
||||
// var rows = Math.floor(window.innerHeight / rowHeight) - 2;
|
||||
// var cols = Math.floor(window.innerWidth / colWidth) - 1;
|
||||
//
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||||
// return {rows: rows, cols: cols};
|
||||
//}
|
||||
|
||||
$(document).ready(function () {
|
||||
var options = {};
|
||||
|
||||
$('#ssh').show();
|
||||
var term_client = openTerminal(options);
|
||||
console.log(rowHeight);
|
||||
// by liuzheng712 because it will bring record bug
|
||||
//window.onresize = function () {
|
||||
// var geom = resize();
|
||||
// console.log(geom);
|
||||
// term_client.term.resize(geom.cols, geom.rows);
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||||
// term_client.client.send({'resize': {'rows': geom.rows, 'cols': geom.cols}});
|
||||
// $('#ssh').show();
|
||||
//}
|
||||
try {
|
||||
$('#term-row')[0].value = localStorage.getItem('term-row');
|
||||
$('#term-col')[0].value = localStorage.getItem('term-col');
|
||||
} catch (err) {
|
||||
$('#term-row')[0].value = 35;
|
||||
$('#term-col')[0].value = 100;
|
||||
}
|
||||
$('#col-row').click(function () {
|
||||
var col = $('#term-col').val();
|
||||
var row = $('#term-row').val();
|
||||
localStorage.setItem('term-col', col);
|
||||
localStorage.setItem('term-row', row);
|
||||
term_client.term.resize(col, row);
|
||||
term_client.client.send({'resize': {'rows': row, 'cols': col}});
|
||||
$('#ssh').show();
|
||||
});
|
||||
$(".terminal").mouseleave(function () {
|
||||
$(".termChangBar").slideDown();
|
||||
});
|
||||
$(".terminal").mouseenter(function () {
|
||||
$(".termChangBar").slideUp();
|
||||
})
|
||||
});</script>
|
||||
|
||||
{% endblock %}
|
||||
|
|
@ -1,3 +0,0 @@
|
|||
from django.test import TestCase
|
||||
|
||||
# Create your tests here.
|
||||
|
|
@ -1,11 +0,0 @@
|
|||
# coding:utf-8
|
||||
from django.conf.urls import url
|
||||
from .views import *
|
||||
from django.contrib import admin
|
||||
admin.autodiscover()
|
||||
|
||||
app_name = 'webterminal'
|
||||
|
||||
urlpatterns = [
|
||||
url(r'^$', TerminalView.as_view(), name='webterminal'),
|
||||
]
|
||||
|
|
@ -1,28 +0,0 @@
|
|||
from django.shortcuts import render
|
||||
from django.urls import reverse_lazy
|
||||
from django.db.models import Q
|
||||
from django.views.generic.list import ListView
|
||||
from django.views.generic.edit import CreateView, DeleteView, UpdateView
|
||||
from django.views.generic.detail import DetailView
|
||||
from django.views.generic.base import TemplateView
|
||||
from django.views import View
|
||||
from django.http import HttpResponse
|
||||
from ws4redis.redis_store import RedisMessage
|
||||
from ws4redis.publisher import RedisPublisher
|
||||
from django.conf import settings
|
||||
|
||||
|
||||
# Create your views here.
|
||||
class TerminalView(TemplateView):
|
||||
template_name = 'main.html'
|
||||
|
||||
def get(self, request, *args, **kwargs):
|
||||
welcome = RedisMessage('Hello everybody') # create a welcome message to be sent to everybody
|
||||
RedisPublisher(facility='foobar', broadcast=True).publish_message(welcome)
|
||||
return super(TerminalView, self).get(request, *args, **kwargs)
|
||||
|
||||
def post(self, request, *args, **kwargs):
|
||||
redis_publisher = RedisPublisher(facility='foobar', groups=[request.POST.get('group')])
|
||||
message = RedisMessage(request.POST.get('message'))
|
||||
redis_publisher.publish_message(message)
|
||||
return HttpResponse('OK')
|
||||
|
|
@ -70,6 +70,10 @@ class Config:
|
|||
# EMAIL_USE_TLS = False # If port is 587, set True
|
||||
# EMAIL_SUBJECT_PREFIX = '[Jumpserver] '
|
||||
|
||||
# SSH use password or public key for auth
|
||||
SSH_PASSWORD_AUTH = False
|
||||
SSH_PUBLIC_KEY_AUTH = True
|
||||
|
||||
def __init__(self):
|
||||
pass
|
||||
|
||||
|
|
@ -21,3 +21,6 @@ django-simple-captcha==0.5.2
|
|||
django-formtools==1.0
|
||||
sshpubkeys==2.2.0
|
||||
djangorestframework-bulk==0.2.1
|
||||
python-gssapi==0.6.4
|
||||
tornado==4.4.2
|
||||
|
||||
|
|
|
|||
|
|
@ -0,0 +1,7 @@
|
|||
#!/usr/bin/env python
|
||||
# -*- coding: utf-8 -*-
|
||||
#
|
||||
|
||||
|
||||
if __name__ == '__main__':
|
||||
pass
|
||||
|
|
@ -0,0 +1,102 @@
|
|||
#!/usr/bin/env python
|
||||
# -*- coding: utf-8 -*-
|
||||
#
|
||||
|
||||
import logging
|
||||
import os
|
||||
|
||||
|
||||
BASE_DIR = os.path.dirname(os.path.abspath(__name__))
|
||||
|
||||
|
||||
class Config:
|
||||
SSH_HOST = ''
|
||||
SSH_PORT = 2200
|
||||
LOG_LEVEL = 'INFO'
|
||||
LOG_DIR = os.path.join(BASE_DIR, 'logs')
|
||||
LOG_FILENAME = 'ssh_server.log'
|
||||
LOGGING = {
|
||||
'version': 1,
|
||||
'disable_existing_loggers': False,
|
||||
'formatters': {
|
||||
'verbose': {
|
||||
'format': '%(levelname)s %(asctime)s %(module)s %(process)d %(thread)d %(message)s'
|
||||
},
|
||||
'main': {
|
||||
'datefmt': '%Y-%m-%d %H:%M:%S',
|
||||
'format': '%(asctime)s [%(module)s %(levelname)s] %(message)s',
|
||||
},
|
||||
'simple': {
|
||||
'format': '%(levelname)s %(message)s'
|
||||
},
|
||||
},
|
||||
'handlers': {
|
||||
'null': {
|
||||
'level': 'DEBUG',
|
||||
'class': 'logging.NullHandler',
|
||||
},
|
||||
'console': {
|
||||
'level': 'DEBUG',
|
||||
'class': 'logging.StreamHandler',
|
||||
'formatter': 'main',
|
||||
'stream': 'ext://sys.stdout',
|
||||
},
|
||||
'file': {
|
||||
'level': 'DEBUG',
|
||||
'class': 'logging.handlers.TimedRotatingFileHandler',
|
||||
'formatter': 'main',
|
||||
'filename': os.path.join(LOG_DIR, LOG_FILENAME),
|
||||
'when': 'D',
|
||||
'backupCount': 10,
|
||||
},
|
||||
},
|
||||
'loggers': {
|
||||
'jumpserver': {
|
||||
'handlers': ['console', 'file'],
|
||||
# 'level': LOG_LEVEL_CHOICES.get(LOG_LEVEL, None) or LOG_LEVEL_CHOICES.get('info')
|
||||
'level': LOG_LEVEL,
|
||||
'propagate': True,
|
||||
},
|
||||
'jumpserver.web_ssh_server': {
|
||||
'handlers': ['console', 'file'],
|
||||
# 'level': LOG_LEVEL_CHOICES.get(LOG_LEVEL, None) or LOG_LEVEL_CHOICES.get('info')
|
||||
'level': LOG_LEVEL,
|
||||
'propagate': True,
|
||||
},
|
||||
'jumpserver.ssh_server': {
|
||||
'handlers': ['console', 'file'],
|
||||
# 'level': LOG_LEVEL_CHOICES.get(LOG_LEVEL, None) or LOG_LEVEL_CHOICES.get('info')
|
||||
'level': LOG_LEVEL,
|
||||
'propagate': True,
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
def __init__(self):
|
||||
pass
|
||||
|
||||
def __getattr__(self, item):
|
||||
return None
|
||||
|
||||
|
||||
class DevelopmentConfig(Config):
|
||||
pass
|
||||
|
||||
|
||||
class ProductionConfig(Config):
|
||||
pass
|
||||
|
||||
|
||||
class TestingConfig(Config):
|
||||
pass
|
||||
|
||||
|
||||
config = {
|
||||
'development': DevelopmentConfig,
|
||||
'production': ProductionConfig,
|
||||
'testing': TestingConfig,
|
||||
'default': DevelopmentConfig,
|
||||
}
|
||||
|
||||
env = 'default'
|
||||
|
||||
|
|
@ -0,0 +1,96 @@
|
|||
#!/usr/bin/env python
|
||||
# -*- coding: utf-8 -*-
|
||||
#
|
||||
|
||||
import logging
|
||||
import os
|
||||
|
||||
|
||||
BASE_DIR = os.path.dirname(os.path.abspath(__name__))
|
||||
|
||||
|
||||
class Config:
|
||||
LOG_LEVEL = 'INFO'
|
||||
LOG_DIR = os.path.join(BASE_DIR, 'logs')
|
||||
LOGGING = {
|
||||
'version': 1,
|
||||
'disable_existing_loggers': False,
|
||||
'formatters': {
|
||||
'verbose': {
|
||||
'format': '%(levelname)s %(asctime)s %(module)s %(process)d %(thread)d %(message)s'
|
||||
},
|
||||
'main': {
|
||||
'datefmt': '%Y-%m-%d %H:%M:%S',
|
||||
'format': '%(asctime)s [%(module)s %(levelname)s] %(message)s',
|
||||
},
|
||||
'simple': {
|
||||
'format': '%(levelname)s %(message)s'
|
||||
},
|
||||
},
|
||||
'handlers': {
|
||||
'null': {
|
||||
'level': 'DEBUG',
|
||||
'class': 'logging.NullHandler',
|
||||
},
|
||||
'console': {
|
||||
'level': 'DEBUG',
|
||||
'class': 'logging.StreamHandler',
|
||||
'formatter': 'main'
|
||||
},
|
||||
'file': {
|
||||
'level': 'DEBUG',
|
||||
'class': 'logging.FileHandler',
|
||||
'formatter': 'main',
|
||||
'filename': LOG_DIR,
|
||||
},
|
||||
},
|
||||
'loggers': {
|
||||
'jumpserver': {
|
||||
'handlers': ['console', 'file'],
|
||||
# 'level': LOG_LEVEL_CHOICES.get(LOG_LEVEL, None) or LOG_LEVEL_CHOICES.get('info')
|
||||
'level': LOG_LEVEL,
|
||||
},
|
||||
'jumpserver.web_ssh_server': {
|
||||
'handlers': ['console', 'file'],
|
||||
# 'level': LOG_LEVEL_CHOICES.get(LOG_LEVEL, None) or LOG_LEVEL_CHOICES.get('info')
|
||||
'level': LOG_LEVEL,
|
||||
},
|
||||
'jumpserver.ssh_server': {
|
||||
'handlers': ['console', 'file'],
|
||||
# 'level': LOG_LEVEL_CHOICES.get(LOG_LEVEL, None) or LOG_LEVEL_CHOICES.get('info')
|
||||
'level': LOG_LEVEL,
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
def __init__(self):
|
||||
pass
|
||||
|
||||
def __getattr__(self, item):
|
||||
return None
|
||||
|
||||
|
||||
class DevelopmentConfig(Config):
|
||||
pass
|
||||
|
||||
|
||||
class ProductionConfig(Config):
|
||||
pass
|
||||
|
||||
|
||||
class TestingConfig(Config):
|
||||
pass
|
||||
|
||||
|
||||
config = {
|
||||
'development': DevelopmentConfig,
|
||||
'production': ProductionConfig,
|
||||
'testing': TestingConfig,
|
||||
'default': DevelopmentConfig,
|
||||
}
|
||||
|
||||
env = 'default'
|
||||
|
||||
|
||||
if __name__ == '__main__':
|
||||
pass
|
||||
|
|
@ -0,0 +1,411 @@
|
|||
#!/usr/bin/env python
|
||||
# -*- coding: utf-8 -*-
|
||||
#
|
||||
|
||||
__version__ = '0.3.3'
|
||||
|
||||
import sys
|
||||
import os
|
||||
import base64
|
||||
import time
|
||||
from binascii import hexlify
|
||||
import sys
|
||||
import threading
|
||||
from multiprocessing.process import Process
|
||||
import traceback
|
||||
import tty
|
||||
import termios
|
||||
import struct
|
||||
import fcntl
|
||||
import signal
|
||||
import socket
|
||||
import select
|
||||
import errno
|
||||
import paramiko
|
||||
import django
|
||||
|
||||
BASE_DIR = os.path.abspath(os.path.dirname(__file__))
|
||||
APP_DIR = os.path.join(os.path.dirname(BASE_DIR), 'apps')
|
||||
sys.path.append(APP_DIR)
|
||||
os.environ['DJANGO_SETTINGS_MODULE'] = 'jumpserver.settings'
|
||||
|
||||
try:
|
||||
django.setup()
|
||||
except IndexError:
|
||||
pass
|
||||
|
||||
from django.conf import settings
|
||||
from users.utils import ssh_key_gen, check_user_is_valid
|
||||
from utils import get_logger, SSHServerException, control_char
|
||||
|
||||
|
||||
logger = get_logger(__name__)
|
||||
|
||||
paramiko.util.log_to_file(os.path.join(BASE_DIR, 'logs', 'paramiko.log'))
|
||||
|
||||
|
||||
class SSHServer(paramiko.ServerInterface):
|
||||
host_key_path = os.path.join(BASE_DIR, 'host_rsa_key')
|
||||
channel_pools = []
|
||||
|
||||
def __init__(self, client, addr):
|
||||
self.event = threading.Event()
|
||||
self.change_window_size_event = threading.Event()
|
||||
self.client = client
|
||||
self.addr = addr
|
||||
self.username = None
|
||||
self.user = None
|
||||
self.channel_width = None
|
||||
self.channel_height = None
|
||||
|
||||
@classmethod
|
||||
def host_key(cls):
|
||||
return cls.get_host_key()
|
||||
|
||||
@classmethod
|
||||
def get_host_key(cls):
|
||||
logger.debug("Get ssh server host key")
|
||||
if not os.path.isfile(cls.host_key_path):
|
||||
cls.host_key_gen()
|
||||
return paramiko.RSAKey(filename=cls.host_key_path)
|
||||
|
||||
@classmethod
|
||||
def host_key_gen(cls):
|
||||
logger.debug("Generate ssh server host key")
|
||||
ssh_key, ssh_pub_key = ssh_key_gen()
|
||||
with open(cls.host_key_path, 'w') as f:
|
||||
f.write(ssh_key)
|
||||
|
||||
def check_channel_request(self, kind, chanid):
|
||||
if kind == 'session':
|
||||
return paramiko.OPEN_SUCCEEDED
|
||||
return paramiko.OPEN_FAILED_ADMINISTRATIVELY_PROHIBITED
|
||||
|
||||
def check_auth_password(self, username, password):
|
||||
self.user = user = check_user_is_valid(username=username, password=password)
|
||||
if self.user:
|
||||
self.username = username = user.username
|
||||
logger.info('Accepted password for %(username)s from %(host)s port %(port)s ' % {
|
||||
'username': username,
|
||||
'host': self.addr[0],
|
||||
'port': self.addr[1],
|
||||
})
|
||||
return paramiko.AUTH_SUCCESSFUL
|
||||
else:
|
||||
logger.info('Authentication password failed for %(username)s from %(host)s port %(port)s ' % {
|
||||
'username': username,
|
||||
'host': self.addr[0],
|
||||
'port': self.addr[1],
|
||||
})
|
||||
return paramiko.AUTH_FAILED
|
||||
|
||||
def check_auth_publickey(self, username, public_key):
|
||||
self.user = user = check_user_is_valid(username=username, public_key=public_key)
|
||||
|
||||
if self.user:
|
||||
self.username = username = user.username
|
||||
logger.info('Accepted public key for %(username)s from %(host)s port %(port)s ' % {
|
||||
'username': username,
|
||||
'host': self.addr[0],
|
||||
'port': self.addr[1],
|
||||
})
|
||||
return paramiko.AUTH_SUCCESSFUL
|
||||
else:
|
||||
logger.info('Authentication public key failed for %(username)s from %(host)s port %(port)s ' % {
|
||||
'username': username,
|
||||
'host': self.addr[0],
|
||||
'port': self.addr[1],
|
||||
})
|
||||
return paramiko.AUTH_FAILED
|
||||
|
||||
def get_allowed_auths(self, username):
|
||||
auth_method_list = []
|
||||
if settings.CONFIG.SSH_PASSWORD_AUTH:
|
||||
auth_method_list.append('password')
|
||||
if settings.CONFIG.SSH_PUBLICK_KEY_AUTH:
|
||||
auth_method_list.append('publickey')
|
||||
return ','.join(auth_method_list)
|
||||
|
||||
def check_channel_shell_request(self, channel):
|
||||
self.event.set()
|
||||
self.__class__.channel_pools.append(channel)
|
||||
channel.username = self.username
|
||||
channel.addr = self.addr
|
||||
return True
|
||||
|
||||
def check_channel_pty_request(self, channel, term, width, height, pixelwidth,
|
||||
pixelheight, modes):
|
||||
channel.change_window_size_event = threading.Event()
|
||||
channel.width = width
|
||||
channel.height = height
|
||||
return True
|
||||
|
||||
def check_channel_window_change_request(self, channel, width, height, pixelwidth, pixelheight):
|
||||
channel.change_window_size_event.set()
|
||||
channel.width = width
|
||||
channel.height = height
|
||||
return True
|
||||
|
||||
|
||||
class BackendServer:
|
||||
def __init__(self, host, port, username):
|
||||
self.host = host
|
||||
self.port = port
|
||||
self.username = username
|
||||
self.ssh = None
|
||||
self.channel = None
|
||||
|
||||
def connect(self, term='xterm', width=80, height=24, timeout=10):
|
||||
self.ssh = ssh = paramiko.SSHClient()
|
||||
ssh.set_missing_host_key_policy(paramiko.AutoAddPolicy())
|
||||
|
||||
try:
|
||||
ssh.connect(hostname=self.host, port=self.port, username=self.username, password=self.host_password,
|
||||
pkey=self.host_private_key, look_for_keys=False, allow_agent=True, compress=True, timeout=timeout)
|
||||
except Exception:
|
||||
logger.warning('Connect backend server %s failed' % self.host)
|
||||
return None
|
||||
|
||||
self.channel = channel = ssh.invoke_shell(term=term, width=width, height=height)
|
||||
logger.info('Connect backend server %(username)s@%(host)s:%(port)s successfully' % {
|
||||
'username': self.username,
|
||||
'host': self.host,
|
||||
'port': self.port,
|
||||
})
|
||||
channel.settimeout(100)
|
||||
channel.host = self.host
|
||||
channel.port = self.port
|
||||
channel.username = self.username
|
||||
return channel
|
||||
|
||||
@property
|
||||
def host_password(self):
|
||||
return 'redhat'
|
||||
|
||||
@property
|
||||
def host_private_key(self):
|
||||
return None
|
||||
|
||||
|
||||
class Navigation:
|
||||
def __init__(self, username, client_channel):
|
||||
self.username = username
|
||||
self.client_channel = client_channel
|
||||
|
||||
def display_banner(self):
|
||||
client_channel = self.client_channel
|
||||
client_channel.send(control_char.clear)
|
||||
client_channel.send('\r\n\r\n\t\tWelcome to use Jumpserver open source system !\r\n\r\n')
|
||||
client_channel.send('If you find some bug please contact us <ibuler@qq.com>\r\n')
|
||||
client_channel.send('See more at https://www.jumpserver.org\r\n')
|
||||
# client_channel.send(self.username)
|
||||
|
||||
def display(self):
|
||||
self.display_banner()
|
||||
|
||||
def return_to_connect(self):
|
||||
pass
|
||||
|
||||
|
||||
class ProxyChannel:
|
||||
ENTER_CHAR = ['\r', '\n', '\r\n']
|
||||
input_data = []
|
||||
output_data = []
|
||||
|
||||
def __init__(self, client_channel, backend_channel, client_addr):
|
||||
self.client_channel = client_channel
|
||||
self.backend_channel = backend_channel
|
||||
self.client_addr = client_addr
|
||||
self.in_input_mode = True
|
||||
|
||||
def stream_flow(self, input_=None, output_=None):
|
||||
if input_:
|
||||
self.in_input_mode = True
|
||||
if input_ in ['\r', '\n', '\r\n']:
|
||||
self.in_input_mode = False
|
||||
|
||||
if output_:
|
||||
print(''.join(self.__class__.output_data))
|
||||
if not self.in_input_mode:
|
||||
command = ''.join(self.__class__.output_data)
|
||||
del self.__class__.output_data
|
||||
self.__class__.output_data = []
|
||||
self.__class__.output_data.append(output_)
|
||||
|
||||
def proxy(self):
|
||||
client_channel = self.client_channel
|
||||
backend_channel = self.backend_channel
|
||||
client_addr = self.client_addr
|
||||
|
||||
while True:
|
||||
r, w, x = select.select([client_channel, backend_channel], [], [])
|
||||
|
||||
if client_channel.change_window_size_event.is_set():
|
||||
backend_channel.resize_pty(width=client_channel.width, height=client_channel.height)
|
||||
|
||||
if client_channel in r:
|
||||
self.in_input_mode = True
|
||||
client_data = client_channel.recv(1024)
|
||||
|
||||
if client_data in self.__class__.ENTER_CHAR:
|
||||
self.in_input_mode = False
|
||||
command = ''.join(self.__class__.output_data)
|
||||
print('########### command ##########')
|
||||
print(command)
|
||||
print('########### end command ##########')
|
||||
del self.__class__.output_data
|
||||
self.__class__.output_data = []
|
||||
backend_channel.send(client_data)
|
||||
output = ''.join(self.__class__.output_data)
|
||||
print('>>>>>>>>>>> output <<<<<<<<<<')
|
||||
print(output)
|
||||
print('>>>>>>>>>>> end output <<<<<<<<<<')
|
||||
continue
|
||||
|
||||
if len(client_data) == 0:
|
||||
logger.info('Logout from ssh server %(host)s: %(username)s' % {
|
||||
'host': client_addr[0],
|
||||
'username': client_channel.username,
|
||||
})
|
||||
break
|
||||
backend_channel.send(client_data)
|
||||
|
||||
if backend_channel in r:
|
||||
backend_data = backend_channel.recv(1024)
|
||||
if len(backend_data) == 0:
|
||||
client_channel.send('Disconnect from %s \r\n' % backend_channel.host)
|
||||
client_channel.close()
|
||||
logger.info('Logout from backend server %(host)s: %(username)s' % {
|
||||
'host': backend_channel.host,
|
||||
'username': backend_channel.username,
|
||||
})
|
||||
break
|
||||
self.__class__.output_data.append(backend_data)
|
||||
client_channel.send(backend_data)
|
||||
|
||||
|
||||
class JumpServer:
|
||||
backend_server_pools = []
|
||||
backend_channel_pools = []
|
||||
client_channel_pools = []
|
||||
|
||||
CONTROL_CHAR = {
|
||||
'clear': ''
|
||||
}
|
||||
|
||||
def __init__(self):
|
||||
self.listen_host = '0.0.0.0'
|
||||
self.listen_port = 2222
|
||||
|
||||
def display_navigation(self, username, client_channel):
|
||||
nav = Navigation(username, client_channel)
|
||||
nav.display()
|
||||
return 'j', 22, 'root'
|
||||
|
||||
def get_client_channel(self, client, addr):
|
||||
transport = paramiko.Transport(client, gss_kex=False)
|
||||
transport.set_gss_host(socket.getfqdn(""))
|
||||
try:
|
||||
transport.load_server_moduli()
|
||||
except:
|
||||
logger.warning('Failed to load moduli -- gex will be unsupported.')
|
||||
raise
|
||||
|
||||
transport.add_server_key(SSHServer.get_host_key())
|
||||
ssh_server = SSHServer(client, addr)
|
||||
|
||||
try:
|
||||
transport.start_server(server=ssh_server)
|
||||
except paramiko.SSHException:
|
||||
logger.warning('SSH negotiation failed.')
|
||||
|
||||
client_channel = transport.accept(20)
|
||||
if client_channel is None:
|
||||
logger.warning('No ssh channel get.')
|
||||
return None
|
||||
|
||||
self.__class__.client_channel_pools.append(client_channel)
|
||||
if not ssh_server.event.is_set():
|
||||
logger.warning('Client never asked for a shell.')
|
||||
return client_channel
|
||||
|
||||
def get_backend_channel(self, host, port, username, term='xterm', width=80, height=24):
|
||||
backend_server = BackendServer(host, port, username)
|
||||
backend_channel = backend_server.connect(term=term, width=width, height=height)
|
||||
|
||||
if backend_channel is None:
|
||||
logger.warning('Connect %(username)s@%(host)s:%(port)s failed' % {
|
||||
'username': username,
|
||||
'host': host,
|
||||
'port': port,
|
||||
})
|
||||
return None
|
||||
|
||||
self.__class__.backend_server_pools.append(backend_server)
|
||||
self.__class__.backend_channel_pools.append(backend_channel)
|
||||
|
||||
return backend_channel
|
||||
|
||||
def command_flow(self, input_=None, output_=None):
|
||||
pass
|
||||
|
||||
def handle_ssh_request(self, client, addr):
|
||||
logger.info("Get ssh request from %(host)s:%(port)s" % {
|
||||
'host': addr[0],
|
||||
'port': addr[1],
|
||||
})
|
||||
|
||||
try:
|
||||
client_channel = self.get_client_channel(client, addr)
|
||||
if client_channel is None:
|
||||
client.close()
|
||||
return
|
||||
|
||||
host, port, username = self.display_navigation('root', client_channel)
|
||||
backend_channel = self.get_backend_channel(host, port, username,
|
||||
width=client_channel.width,
|
||||
height=client_channel.height)
|
||||
if backend_channel is None:
|
||||
client.shutdown()
|
||||
client.close()
|
||||
client.send('Close')
|
||||
return
|
||||
|
||||
proxy_channel = ProxyChannel(client_channel, backend_channel, addr)
|
||||
proxy_channel.proxy()
|
||||
|
||||
# Todo: catch other exception
|
||||
except IndexError:
|
||||
logger.info('Close with server %s from %s' % (addr[0], addr[1]))
|
||||
sys.exit(100)
|
||||
|
||||
def listen(self):
|
||||
sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
|
||||
sock.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
|
||||
sock.bind((self.listen_host, self.listen_port))
|
||||
sock.listen(5)
|
||||
|
||||
print(time.ctime())
|
||||
print('Jumpserver version %s, more see https://www.jumpserver.org' % __version__)
|
||||
print('Starting ssh server at %(host)s:%(port)s' % {'host': self.listen_host, 'port': self.listen_port})
|
||||
print('Quit the server with CONTROL-C.')
|
||||
|
||||
while True:
|
||||
try:
|
||||
client, addr = sock.accept()
|
||||
thread = threading.Thread(target=self.handle_ssh_request, args=(client, addr))
|
||||
thread.daemon = True
|
||||
thread.start()
|
||||
except Exception as e:
|
||||
logger.error('Bind failed: ' + str(e))
|
||||
traceback.print_exc()
|
||||
sys.exit(1)
|
||||
|
||||
|
||||
if __name__ == '__main__':
|
||||
server = JumpServer()
|
||||
try:
|
||||
server.listen()
|
||||
except KeyboardInterrupt:
|
||||
sys.exit(1)
|
||||
|
||||
|
|
@ -0,0 +1,34 @@
|
|||
#!/usr/bin/env python
|
||||
# -*- coding: utf-8 -*-
|
||||
#
|
||||
|
||||
import logging
|
||||
from logging.config import dictConfig
|
||||
from ssh_config import config, env
|
||||
|
||||
|
||||
CONFIG_SSH_SERVER = config.get(env)
|
||||
|
||||
|
||||
def get_logger(name):
|
||||
dictConfig(CONFIG_SSH_SERVER.LOGGING)
|
||||
return logging.getLogger('jumpserver.%s' % name)
|
||||
|
||||
|
||||
class ControlChar:
|
||||
CHARS = {
|
||||
'clear': '\x1b[H\x1b[2J',
|
||||
}
|
||||
|
||||
def __init__(self):
|
||||
pass
|
||||
|
||||
def __getattr__(self, item):
|
||||
return self.__class__.CHARS.get(item, '')
|
||||
|
||||
|
||||
class SSHServerException(Exception):
|
||||
pass
|
||||
|
||||
|
||||
control_char = ControlChar()
|
||||
|
|
@ -0,0 +1,3 @@
|
|||
# -*- coding: utf-8 -*-
|
||||
#
|
||||
|
||||
Loading…
Reference in New Issue