负载均衡插件

.gitignore

@@ -163,7 +163,6 @@ plugins/l2tp
 plugins/openlitespeed
 plugins/tamper_proof
 plugins/cryptocurrency_trade
-plugins/op_load_balance
 plugins/gdrive
 plugins/mtproxy
 plugins/zimg

plugins/op_load_balance/conf/load_balance.conf

@@ -0,0 +1,2 @@
+## 指定共享内存
+lua_shared_dict healthcheck 10m;

plugins/op_load_balance/conf/rewrite.tpl.conf

@@ -0,0 +1,64 @@
+location / {
+	proxy_pass http://{$UPSTREAM_NAME};
+
+	client_max_body_size 10m;
+	client_body_buffer_size 128k;
+
+	proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+	proxy_set_header X-Real-IP $remote_addr;
+	proxy_set_header Host $proxy_host;
+	proxy_connect_timeout 90;
+	proxy_send_timeout 90;
+	proxy_read_timeout 90;
+	proxy_buffer_size 4k;
+	proxy_buffers 4 32k;
+	proxy_busy_buffers_size 64k;
+	proxy_temp_file_write_size 64k;
+}
+
+
+#location /upstream_status {
+#    allow 127.0.0.1;
+#    deny all;
+#    access_log off;
+#    default_type text/plain;
+#    content_by_lua_block {
+#        local hc = require "resty.upstream.healthcheck"
+#        ngx.say("OpenResty Worker PID: ", ngx.worker.pid())
+#        ngx.print(hc.status_page())
+#    }
+#}
+
+location /upstream_status_{$UPSTREAM_NAME} {
+    allow 127.0.0.1;
+    deny all;
+    access_log off;
+    default_type text/plain;
+    content_by_lua_block {
+    	local json = require "cjson"
+    	local ok, upstream = pcall(require, "ngx.upstream")
+		if not ok then
+			ngx.print("[]")
+			return
+		end
+
+	    local get_primary_peers = upstream.get_primary_peers
+		local get_backup_peers = upstream.get_backup_peers
+	    local upstream_name = "{$UPSTREAM_NAME}"
+
+	    peers, err = get_primary_peers(upstream_name)
+	    if not peers then
+            ngx.print("[]")
+            return
+        end
+
+	    peers_backup, err = get_backup_peers(upstream_name)
+	    if peers_backup then
+            for k, v in pairs(peers_backup) do
+	        	table.insert(peers,v)
+	        end
+        end
+
+	    ngx.print(json.encode(peers))
+    }
+}

plugins/op_load_balance/conf/upstream.tpl.conf

@@ -0,0 +1,5 @@
+upstream {$UPSTREAM_NAME}
+{
+    {$NODE_ALGO}
+    {$NODE_SERVER_LIST}
+}

plugins/op_load_balance/index.html

@@ -0,0 +1,21 @@
+<div class="bt-form">
+	<div class="bt-w-main">
+		<div class="bt-w-menu">
+			<p class="bgw" onclick="pluginService('op_load_balance');">服务</p>
+			<p onclick="loadBalanceList();">负载均衡</p>
+		</div>
+		<div class="bt-w-con pd15">
+			<div class="soft-man-con"></div>
+		</div>
+	</div>
+
+</div>
+
+<script type="text/javascript" src="/plugins/file?name=op_load_balance&f=js/app.js"></script>
+<script type="text/javascript">
+resetPluginWinWidth(800);
+resetPluginWinHeight(300);
+$.getScript( "/plugins/file?name=op_load_balance&f=js/app.js", function(){
+	pluginService('op_load_balance');
+});
+</script>

plugins/op_load_balance/index.py

@@ -0,0 +1,474 @@
+# coding:utf-8
+
+import sys
+import io
+import os
+import time
+import subprocess
+import json
+import re
+
+sys.path.append(os.getcwd() + "/class/core")
+import mw
+
+
+app_debug = False
+if mw.isAppleSystem():
+    app_debug = True
+
+
+def getPluginName():
+    return 'op_load_balance'
+
+
+def getPluginDir():
+    return mw.getPluginDir() + '/' + getPluginName()
+
+
+def getServerDir():
+    return mw.getServerDir() + '/' + getPluginName()
+
+
+def getArgs():
+    args = sys.argv[2:]
+    tmp = {}
+    args_len = len(args)
+
+    if args_len == 1:
+        t = args[0].strip('{').strip('}')
+        if t.strip() == '':
+            tmp = []
+        else:
+            t = t.split(':')
+            tmp[t[0]] = t[1]
+        tmp[t[0]] = t[1]
+    elif args_len > 1:
+        for i in range(len(args)):
+            t = args[i].split(':')
+            tmp[t[0]] = t[1]
+    return tmp
+
+
+def checkArgs(data, ck=[]):
+    for i in range(len(ck)):
+        if not ck[i] in data:
+            return (False, mw.returnJson(False, '参数:(' + ck[i] + ')没有!'))
+    return (True, mw.returnJson(True, 'ok'))
+
+
+def getConf():
+    path = getServerDir() + "/cfg.json"
+
+    if not os.path.exists(path):
+        mw.writeFile(path, '[]')
+
+    c = mw.readFile(path)
+    return json.loads(c)
+
+
+def writeConf(data):
+    path = getServerDir() + "/cfg.json"
+    mw.writeFile(path, json.dumps(data))
+
+
+def contentReplace(content):
+    service_path = mw.getServerDir()
+    content = content.replace('{$ROOT_PATH}', mw.getRootDir())
+    content = content.replace('{$SERVER_PATH}', service_path)
+    content = content.replace('{$APP_PATH}', app_path)
+    return content
+
+
+def restartWeb():
+    mw.opWeb('stop')
+    mw.opWeb('start')
+
+
+def loadBalanceConf():
+    path = mw.getServerDir() + '/web_conf/nginx/vhost/load_balance.conf'
+    return path
+
+
+def initDreplace():
+
+    dst_conf_tpl = getPluginDir() + '/conf/load_balance.conf'
+    dst_conf = loadBalanceConf()
+
+    if not os.path.exists(dst_conf):
+        con = mw.readFile(dst_conf_tpl)
+        mw.writeFile(dst_conf, con)
+
+
+def status():
+    if not mw.getWebStatus():
+        return 'stop'
+
+    dst_conf = loadBalanceConf()
+    if not os.path.exists(dst_conf):
+        return 'stop'
+
+    return 'start'
+
+
+def start():
+    initDreplace()
+    restartWeb()
+    return 'ok'
+
+
+def stop():
+    dst_conf = loadBalanceConf()
+    os.remove(dst_conf)
+
+    deleteLoadBalanceAllCfg()
+    restartWeb()
+    return 'ok'
+
+
+def restart():
+    restartWeb()
+    return 'ok'
+
+
+def reload():
+    restartWeb()
+    return 'ok'
+
+
+def installPreInspection():
+    check_op = mw.getServerDir() + "/openresty"
+    if not os.path.exists(check_op):
+        return "请先安装OpenResty"
+    return 'ok'
+
+
+def deleteLoadBalanceAllCfg():
+    cfg = getConf()
+    upstream_dir = mw.getServerDir() + '/web_conf/nginx/upstream'
+    lua_dir = mw.getServerDir() + '/web_conf/nginx/lua/init_worker_by_lua_file'
+    rewrite_dir = mw.getServerDir() + '/web_conf/nginx/rewrite'
+    vhost_dir = mw.getServerDir() + '/web_conf/nginx/vhost'
+
+    for conf in cfg:
+        upstream_file = upstream_dir + '/' + conf['upstream_name'] + '.conf'
+        if os.path.exists(upstream_file):
+            os.remove(upstream_file)
+
+        lua_file = lua_dir + '/' + conf['upstream_name'] + '.lua'
+        if os.path.exists(lua_file):
+            os.remove(lua_file)
+
+        rewrite_file = rewrite_dir + '/' + conf['domain'] + '.conf'
+        mw.writeFile(rewrite_file, '')
+
+        path = vhost_dir + '/' + conf['domain'] + '.conf'
+
+        content = mw.readFile(path)
+        content = re.sub('include ' + upstream_file + ';' + "\n", '', content)
+        mw.writeFile(path, content)
+
+    mw.opLuaInitWorkerFile()
+
+
+def makeConfServerList(data):
+    slist = ''
+    for x in data:
+        slist += 'server '
+        slist += x['ip'] + ':' + x['port']
+
+        if x['state'] == '0':
+            slist += ' down;\n\t'
+            continue
+
+        if x['state'] == '2':
+            slist += ' backup;\n\t'
+            continue
+
+        slist += ' weight=' + x['weight']
+        slist += ' max_fails=' + x['max_fails']
+        slist += ' fail_timeout=' + x['fail_timeout'] + "s;\n\t"
+    return slist
+
+
+def makeLoadBalanceAllCfg(row):
+    # 生成所有配置
+    cfg = getConf()
+
+    upstream_dir = mw.getServerDir() + '/web_conf/nginx/upstream'
+    rewrite_dir = mw.getServerDir() + '/web_conf/nginx/rewrite'
+    vhost_dir = mw.getServerDir() + '/web_conf/nginx/vhost'
+    upstream_tpl = getPluginDir() + '/conf/upstream.tpl.conf'
+    rewrite_tpl = getPluginDir() + '/conf/rewrite.tpl.conf'
+
+    if not os.path.exists(upstream_dir):
+        os.makedirs(upstream_dir)
+
+    conf = cfg[row]
+
+    # replace vhost start
+    vhost_file = vhost_dir + '/' + conf['domain'] + '.conf'
+    vcontent = mw.readFile(vhost_file)
+
+    vhost_find_str = 'upstream/' + conf['upstream_name'] + '.conf'
+    vhead = 'include ' + mw.getServerDir() + '/web_conf/nginx/' + \
+        vhost_find_str + ';'
+
+    vpos = vcontent.find(vhost_find_str)
+    if vpos < 0:
+        vcontent = vhead + "\n" + vcontent
+        mw.writeFile(vhost_file, vcontent)
+    # replace vhost end
+
+    # make upstream start
+    upstream_file = upstream_dir + '/' + conf['upstream_name'] + '.conf'
+    content = ''
+    if len(conf['node_list']) > 0:
+        content = mw.readFile(upstream_tpl)
+        slist = makeConfServerList(conf['node_list'])
+        content = content.replace('{$NODE_SERVER_LIST}', slist)
+        content = content.replace('{$UPSTREAM_NAME}', conf['upstream_name'])
+        if conf['node_algo'] != 'polling':
+            content = content.replace('{$NODE_ALGO}', conf['node_algo'] + ';')
+        else:
+            content = content.replace('{$NODE_ALGO}', '')
+    mw.writeFile(upstream_file, content)
+    # make upstream end
+
+    # make rewrite start
+    rewrite_file = rewrite_dir + '/' + conf['domain'] + '.conf'
+    rcontent = ''
+    if len(conf['node_list']) > 0:
+        rcontent = mw.readFile(rewrite_tpl)
+        rcontent = rcontent.replace('{$UPSTREAM_NAME}', conf['upstream_name'])
+    mw.writeFile(rewrite_file, rcontent)
+    # make rewrite end
+
+    # health check start
+    lua_dir = mw.getServerDir() + '/web_conf/nginx/lua/init_worker_by_lua_file'
+    lua_init_worker_file = lua_dir + '/' + conf['upstream_name'] + '.lua'
+    if conf['node_health_check'] == 'ok':
+        lua_dir_tpl = getPluginDir() + '/lua/health_check.lua.tpl'
+        content = mw.readFile(lua_dir_tpl)
+        content = content.replace('{$UPSTREAM_NAME}', conf['upstream_name'])
+        content = content.replace('{$DOMAIN}', conf['domain'])
+        mw.writeFile(lua_init_worker_file, content)
+    else:
+        if os.path.exists(lua_init_worker_file):
+            os.remove(lua_init_worker_file)
+
+    mw.opLuaInitWorkerFile()
+    # health check end
+    return True
+
+
+def add_load_balance(args):
+
+    data = checkArgs(
+        args, ['domain', 'upstream_name', 'node_algo', 'node_list', 'node_health_check'])
+    if not data[0]:
+        return data[1]
+
+    domain_json = args['domain']
+
+    tmp = json.loads(domain_json)
+    domain = tmp['domain']
+
+    cfg = getConf()
+    cfg_len = len(cfg)
+    tmp = {}
+    tmp['domain'] = domain
+    tmp['data'] = args['domain']
+    tmp['upstream_name'] = args['upstream_name']
+    tmp['node_algo'] = args['node_algo']
+    tmp['node_list'] = args['node_list']
+    tmp['node_health_check'] = args['node_health_check']
+    cfg.append(tmp)
+    writeConf(cfg)
+
+    import site_api
+    sobj = site_api.site_api()
+    domain_path = mw.getWwwDir() + '/' + domain
+
+    ps = '负载均衡[' + domain + ']'
+    data = sobj.add(domain_json, '80', ps, domain_path, '00')
+
+    makeLoadBalanceAllCfg(cfg_len)
+    mw.restartWeb()
+    return mw.returnJson(True, '添加成功', data)
+
+
+def edit_load_balance(args):
+    data = checkArgs(
+        args, ['row', 'node_algo', 'node_list', 'node_health_check'])
+    if not data[0]:
+        return data[1]
+
+    row = int(args['row'])
+
+    cfg = getConf()
+    tmp = cfg[row]
+    tmp['node_algo'] = args['node_algo']
+    tmp['node_list'] = args['node_list']
+    tmp['node_health_check'] = args['node_health_check']
+    cfg[row] = tmp
+    writeConf(cfg)
+
+    makeLoadBalanceAllCfg(row)
+    mw.restartWeb()
+    return mw.returnJson(True, '修改成功', data)
+
+
+def loadBalanceList():
+    cfg = getConf()
+    return mw.returnJson(True, 'ok', cfg)
+
+
+def loadBalanceDelete():
+    args = getArgs()
+    data = checkArgs(args, ['row'])
+    if not data[0]:
+        return data[1]
+
+    row = int(args['row'])
+
+    cfg = getConf()
+    data = cfg[row]
+
+    import site_api
+    sobj = site_api.site_api()
+
+    sid = mw.M('sites').where('name=?', (data['domain'],)).getField('id')
+
+    if type(sid) == list:
+        del(cfg[row])
+        writeConf(cfg)
+        return mw.returnJson(False, '已经删除了!')
+
+    status = sobj.delete(sid, data['domain'], 1)
+    status_data = json.loads(status)
+
+    if status_data['status']:
+        del(cfg[row])
+        writeConf(cfg)
+
+    upstream_dir = mw.getServerDir() + '/web_conf/nginx/upstream'
+    rewrite_dir = mw.getServerDir() + '/web_conf/nginx/rewrite'
+
+    upstream_file = upstream_dir + '/' + data['upstream_name'] + '.conf'
+    if os.path.exists(upstream_file):
+        os.remove(upstream_file)
+
+    rewrite_file = rewrite_dir + '/' + data['domain'] + '.conf'
+    if os.path.exists(rewrite_file):
+        mw.writeFile(rewrite_file, '')
+
+    return mw.returnJson(status_data['status'], status_data['msg'])
+
+
+def http_get(url):
+    ret = re.search(r'https://', url)
+    if ret:
+        try:
+            from gevent import monkey
+            monkey.patch_ssl()
+            import requests
+            ret = requests.get(url=str(url), verify=False, timeout=10)
+            status = [200, 301, 302, 404, 403]
+            if ret.status_code in status:
+                return True
+            else:
+                return False
+        except:
+            return False
+    else:
+        try:
+            if sys.version_info[0] == 2:
+                import urllib2
+                rec = urllib2.urlopen(url, timeout=3)
+            else:
+                import urllib.request
+                rec = urllib.request.urlopen(url, timeout=3)
+            status = [200, 301, 302, 404, 403]
+            if rec.getcode() in status:
+                return True
+            return False
+        except:
+            return False
+
+
+def checkUrl():
+    args = getArgs()
+    data = checkArgs(args, ['ip', 'port', 'path'])
+    if not data[0]:
+        return data[1]
+
+    ip = args['ip']
+    port = args['port']
+    path = args['path']
+
+    if port == '443':
+        url = 'https://' + str(ip) + ':' + str(port) + str(path.strip())
+    else:
+        url = 'http://' + str(ip) + ':' + str(port) + str(path.strip())
+    ret = http_get(url)
+    if not ret:
+        return mw.returnJson(False, '访问节点[%s]失败' % url)
+    return mw.returnJson(True, '访问节点[%s]成功' % url)
+
+
+def getHealthStatus():
+    args = getArgs()
+    data = checkArgs(args, ['row'])
+    if not data[0]:
+        return data[1]
+
+    row = int(args['row'])
+
+    cfg = getConf()
+    data = cfg[row]
+
+    url = 'http://' + data['domain'] + \
+        '/upstream_status_' + data['upstream_name']
+
+    url_data = mw.httpGet(url)
+    return mw.returnJson(True, 'ok', json.loads(url_data))
+
+
+def getLogs():
+    args = getArgs()
+    data = checkArgs(args, ['domain'])
+    if not data[0]:
+        return data[1]
+
+    domain = args['domain']
+    logs = mw.getLogsDir() + '/' + domain + '.log'
+    return logs
+
+if __name__ == "__main__":
+    func = sys.argv[1]
+    if func == 'status':
+        print(status())
+    elif func == 'start':
+        print(start())
+    elif func == 'stop':
+        print(stop())
+    elif func == 'restart':
+        print(restart())
+    elif func == 'reload':
+        print(reload())
+    elif func == 'install_pre_inspection':
+        print(installPreInspection())
+    elif func == 'add_load_balance':
+        print(addLoadBalance())
+    elif func == 'load_balance_list':
+        print(loadBalanceList())
+    elif func == 'load_balance_delete':
+        print(loadBalanceDelete())
+    elif func == 'check_url':
+        print(checkUrl())
+    elif func == 'get_logs':
+        print(getLogs())
+    elif func == 'get_health_status':
+        print(getHealthStatus())
+    else:
+        print('error')

plugins/op_load_balance/info.json

@@ -0,0 +1,16 @@
+{
+	"title":"OP负载均衡",
+	"tip":"soft",
+	"name":"op_load_balance",
+	"type":"其他插件",
+	"install_pre_inspection":true,
+	"ps":"基于OpenResty的负载均衡",
+	"shell":"install.sh",
+	"checks":"server/op_load_balance",
+	"path":"server/op_load_balance",
+	"author":"midoks",
+	"home":"https://github.com/midoks",
+	"date":"2023-02-02",
+	"pid": "1",
+	"versions": ["1.0"]
+}

plugins/op_load_balance/install.sh

@@ -0,0 +1,45 @@
+#!/bin/bash
+PATH=/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin:/usr/local/sbin:~/bin
+export PATH
+
+curPath=`pwd`
+rootPath=$(dirname "$curPath")
+rootPath=$(dirname "$rootPath")
+serverPath=$(dirname "$rootPath")
+
+install_tmp=${rootPath}/tmp/mw_install.pl
+
+action=$1
+version=$2
+sys_os=`uname`
+
+if [ -f ${rootPath}/bin/activate ];then
+	source ${rootPath}/bin/activate
+fi
+
+if [ "$sys_os" == "Darwin" ];then
+	BAK='_bak'
+else
+	BAK=''
+fi
+
+Install_App(){
+	echo '正在安装脚本文件...' > $install_tmp
+	mkdir -p $serverPath/op_load_balance
+	echo "${version}" > $serverPath/op_load_balance/version.pl
+	cd ${rootPath} && python3 ${rootPath}/plugins/op_load_balance/index.py start
+	echo 'install ok' > $install_tmp
+}
+
+Uninstall_App(){
+	cd ${rootPath} && python3 ${rootPath}/plugins/op_load_balance/index.py stop
+	rm -rf $serverPath/op_load_balance
+}
+
+
+action=$1
+if [ "${1}" == 'install' ];then
+	Install_App
+else
+	Uninstall_App
+fi

plugins/op_load_balance/js/app.js

@@ -0,0 +1,606 @@
+function ooPost(method,args,callback){
+    var _args = null; 
+    if (typeof(args) == 'string'){
+        _args = JSON.stringify(toArrayObject(args));
+    } else {
+        _args = JSON.stringify(args);
+    }
+
+    var loadT = layer.msg('正在获取...', { icon: 16, time: 0, shade: 0.3 });
+    $.post('/plugins/run', {name:'op_load_balance', func:method, args:_args}, function(data) {
+        layer.close(loadT);
+        if (!data.status){
+            layer.msg(data.msg,{icon:0,time:2000,shade: [0.3, '#000']});
+            return;
+        }
+
+        if(typeof(callback) == 'function'){
+            callback(data);
+        }
+    },'json'); 
+}
+
+function ooAsyncPost(method,args){
+    var _args = null; 
+    if (typeof(args) == 'string'){
+        _args = JSON.stringify(toArrayObject(args));
+    } else {
+        _args = JSON.stringify(args);
+    }
+    return syncPost('/plugins/run', {name:'op_load_balance', func:method, args:_args}); 
+}
+
+function ooPostCallbak(method, args, callback){
+    var loadT = layer.msg('正在获取...', { icon: 16, time: 0, shade: 0.3 });
+
+    var req_data = {};
+    req_data['name'] = 'op_load_balance';
+    req_data['func'] = method;
+    args['version'] = '1.0';
+ 
+    if (typeof(args) == 'string'){
+        req_data['args'] = JSON.stringify(toArrayObject(args));
+    } else {
+        req_data['args'] = JSON.stringify(args);
+    }
+
+    $.post('/plugins/callback', req_data, function(data) {
+        layer.close(loadT);
+        if (!data.status){
+            layer.msg(data.msg,{icon:0,time:2000,shade: [0.3, '#000']});
+            return;
+        }
+
+        if(typeof(callback) == 'function'){
+            callback(data);
+        }
+    },'json'); 
+}
+
+function addNode(){
+    layer.open({
+        type: 1,
+        area: ['450px','580px'],
+        title: '添加节点',
+        closeBtn: 1,
+        shift: 5,
+        shadeClose: true,
+        btn:['提交','关闭'],
+        content: "<form class='bt-form pd20'>\
+            <div class='line'>\
+                <span class='tname'>IP地址</span>\
+                <div class='info-r'>\
+                    <input name='ip' class='bt-input-text mr5' placeholder='负载名称,可以是英文字母和下划线,不能使用中文' type='text' style='width:250px' value='127.0.0.1'>\
+                </div>\
+            </div>\
+            <div class='line'>\
+                <span class='tname'>端口</span>\
+                <div class='info-r'>\
+                    <input name='port' class='bt-input-text mr5' type='text' style='width:250px' value='80'>\
+                </div>\
+            </div>\
+            <div class='line'>\
+                <span class='tname'>验证文件路径</span>\
+                <div class='info-r'>\
+                    <input name='path' class='bt-input-text mr5' type='text' style='width:250px' value='/'>\
+                </div>\
+            </div>\
+            <div class='line'>\
+                <span class='tname'>节点状态</span>\
+                <div class='info-r'>\
+                    <select name='state'>\
+                        <option value='1'>参与者</option>\
+                        <option value='2'>备份</option>\
+                        <option value='0'>停用</option>\
+                    </select>\
+                </div>\
+            </div>\
+            <div class='line'>\
+                <span class='tname'>权重</span>\
+                <div class='info-r'>\
+                    <input name='weight' class='bt-input-text mr5' type='text' style='width:250px' value='1'>\
+                </div>\
+            </div>\
+            <div class='line'>\
+                <span class='tname'>阈值</span>\
+                <div class='info-r'>\
+                    <input name='max_fails' class='bt-input-text mr5' type='text' style='width:250px' value='2'>次\
+                </div>\
+            </div>\
+            <div class='line'>\
+                <span class='tname'>恢复时间</span>\
+                <div class='info-r'>\
+                    <input name='fail_timeout' class='bt-input-text mr5' type='text' style='width:250px' value='10'>秒\
+                </div>\
+            </div>\
+            <ul style='margin-left:10px' class='help-info-text c7'>\
+                <li>备份状态: 指当其它节点都无法使用时才会使用此节点</li>\
+                <li>参与状态: 正常参与负载均衡,请至少添加1个普通节点</li>\
+                <li>验证文件路径: 用于检查文件路径地址是否可用</li>\
+                <li>IP地址: 仅支持IP地址,否则无法正常参与负载均衡</li>\
+                <li>阈值: 在恢复时间的时间段内，如果OpenResty与节点通信尝试失败的次数达到此值，OpenResty就认为服务器不可用</li>\
+            </ul>\
+        </form>",
+        success:function(){
+        },
+        yes:function(index) {
+
+            var ip = $('input[name="ip"]').val();
+            var port = $('input[name="port"]').val();
+            var path = $('input[name="path"]').val();
+            var state = $('select[name="state"]').val();
+            var weight = $('input[name="weight"]').val();
+            var max_fails = $('input[name="max_fails"]').val();
+            var fail_timeout = $('input[name="fail_timeout"]').val();
+
+            ooPost('check_url', {ip:ip,port:port,path:path},function(rdata){             
+                var rdata = $.parseJSON(rdata.data);
+                showMsg(rdata.msg, function(){
+                    if (rdata.status){
+                        layer.close(index);
+                        $('#nodecon .nulltr').hide();
+
+                        var tbody = '<tr>';
+                        tbody +='<td>'+ip+'</td>';
+                        tbody +='<td>'+port+'</td>';
+                        tbody +='<td>'+path+'</td>';
+
+                        tbody +="<td><select name='state'>";
+                        var state_option_list = {
+                            '1':'参与者',
+                            '2':'备份',
+                            '0':'停用',
+                        }
+                        for (i in state_option_list) {
+                            if (i == state){
+                                tbody +="<option value='"+i+"' selected>"+state_option_list[i]+"</option>";
+                            } else{
+                                tbody +="<option value='"+i+"'>"+state_option_list[i]+"</option>";
+                            }
+                        }
+                        tbody +="</select></td>";
+
+                        tbody +='<td><input type="number" name="weight" value="'+weight+'" style="width:50px"></td>';
+                        tbody +='<td><input type="number" name="max_fails" value="'+max_fails+'" style="width:50px"></td>';
+                        tbody +='<td><input type="number" name="fail_timeout" value="'+fail_timeout+'" style="width:50px"></td>';
+                        tbody +='<td class="text-right" width="50"><a class="btlink minus delete">删除</a></td>';
+                        tbody += '</tr>';
+                        $('#nodecon').append(tbody);
+
+                        $('#nodecon .delete').click(function(){
+                            $(this).parent().parent().remove();
+                            if ($('#nodecon tr').length == 1 ){
+                                $('#nodecon .nulltr').show();
+                            }
+                        });
+                    }
+                },{ icon: rdata.status ? 1 : 2 }, 2000);
+            });
+        }
+    });
+}
+
+function addBalance(){
+    layer.open({
+        type: 1,
+        area: ['750px','460px'],
+        title: '创建负载',
+        closeBtn: 1,
+        shift: 5,
+        shadeClose: true,
+        btn:['提交','关闭'],
+        content: "<form class='bt-form pd20'>\
+            <div class='line'>\
+                <span class='tname'>域名</span>\
+                <div class='info-r'><textarea name='load_domain' class='bt-input-text mr5' placeholder='' style='width:95%;resize: none;height:90px;line-height:20px;'></textarea></div>\
+            </div>\
+            <div class='line'>\
+                <span class='tname'>负载名称</span>\
+                <div class='info-r'>\
+                    <input name='upstream_name' class='bt-input-text mr5' placeholder='负载名称,可以是英文字母和下划线,不能使用中文' type='text' style='width:95%' value=''>\
+                </div>\
+            </div>\
+            <div class='line'>\
+                <span class='tname'>节点调度</span>\
+                <div class='info-r'>\
+                    <select name='node_algo'>\
+                        <option value='polling'>轮询[默认]</option>\
+                        <option value='ip_hash'>ip_hash</option>\
+                        <option value='fair'>fair</option>\
+                        <option value='url_hash'>url_hash</option>\
+                        <option value='least_conn'>least_conn</option>\
+                    </select>\
+                </div>\
+            </div>\
+            <div class='line'>\
+                <span class='tname'>节点健康检查</span>\
+                <div class='info-r'>\
+                    <input type='checkbox' name='node_health_check' checked>\
+                </div>\
+            </div>\
+            <div class='line'>\
+                <span class='tname'>节点</span>\
+                <div class='info-r'>\
+                    <div class='table-con divtable' style='max-height:120px;overflow:auto; margin-bottom:8px;width:95%'>\
+                    <table class='table table-hover' id='fixTable3'>\
+                    <thead>\
+                        <tr>\
+                            <th width='120'>IP地址</th>\
+                            <th width='60'>端口</th>\
+                            <th width='120'>验证路径</th>\
+                            <th width='60'>状态</th>\
+                            <th width='60'>权重</th>\
+                            <th width='60'>阀值</th>\
+                            <th width='120'>恢复时间</th>\
+                            <th width='80' class='text-right'>操作</th>\
+                        </tr>\
+                    </thead>\
+                    <tbody id='nodecon'>\
+                        <tr class='nulltr'>\
+                            <td colspan='8' align='center'>当前节点为空，请至少添加一个普通节点</td>\
+                        </tr>\
+                    </tbody>\
+                    </table>\
+                    </div>\
+                    <span class='btn btn-success btn-sm add_node' style='vertical-align:0'>添加节点</span>\
+                </div>\
+            </div>\
+        </form>",
+        success:function(){
+            $('textarea[name="load_domain"]').attr('placeholder','每行填写一个域名，默认为80端口。\n泛解析添加方法 *.domain.com\n如另加端口格式为 www.domain.com:88');
+            var rval = getRandomString(6);
+            $('input[name="upstream_name"]').val('load_balance_'+rval);
+
+            $('.add_node').click(function(){
+                addNode();
+            });
+        },
+        yes:function(index) {
+            var data = {};
+
+            var upstream_name = $('input[name="upstream_name"]').val();
+            if (upstream_name == ''){
+                layer.msg('负载名称不能为空!',{icon:0,time:2000,shade: [0.3, '#000']});
+                return;
+            }
+
+            var domain = $('textarea[name="load_domain"]').val().replace('http://','').replace('https://','').split("\n");
+            if (domain[0] == ''){
+                layer.msg('域名不能为空!',{icon:0,time:2000,shade: [0.3, '#000']});
+                return;
+            }
+
+            var domainlist = '';
+            for(var i=1; i<domain.length; i++){
+                domainlist += '"'+domain[i]+'",';
+            }
+            domain ='{"domain":"'+domain[0]+'","domainlist":['+domainlist+'],"count":'+domain.length+'}';//拼接json
+            data['domain'] = domain;
+            data['upstream_name'] = upstream_name;
+
+            data['node_algo'] = $('select[name="node_algo"]').val();
+
+            data['node_health_check'] = 'fail';
+            if ($('input[name="node_health_check"]').prop('checked')){
+                data['node_health_check'] = 'ok';
+            }
+
+            var node_list = [];
+            $('#nodecon tr').each(function(){
+
+                var ip = $(this).find('td').eq(0).text();
+                var port = $(this).find('td').eq(1).text();
+
+                if (port == ''){return;}
+
+                var path = $(this).find('td').eq(2).text();
+                var state = $(this).find('select[name="state"]').val();
+                var weight = $(this).find('input[name="weight"]').val();
+                var max_fails = $(this).find('input[name="max_fails"]').val();
+                var fail_timeout = $(this).find('input[name="fail_timeout"]').val();
+
+                var tmp = {
+                    ip:ip,
+                    port:port,
+                    path:path,
+                    state:state,
+                    weight:weight,
+                    max_fails:max_fails,
+                    fail_timeout:fail_timeout,
+                }
+                node_list.push(tmp);
+            });
+            data['node_list'] = node_list;
+            ooPostCallbak('add_load_balance', data, function(rdata){
+                var rdata = $.parseJSON(rdata.data);
+                showMsg(rdata.msg, function(){
+                    layer.close(index);
+                    loadBalanceListRender();
+                },{ icon: rdata.status ? 1 : 2 }, 2000);
+            });
+        }
+    });
+}
+
+function editBalance(data, row){
+    layer.open({
+        type: 1,
+        area: ['750px','400px'],
+        title: '编辑负载',
+        closeBtn: 1,
+        shift: 5,
+        shadeClose: true,
+        btn:['提交','关闭'],
+        content: "<form class='bt-form pd20'>\
+            <div class='line'>\
+                <span class='tname'>负载名称</span>\
+                <div class='info-r'><input name='upstream_name' class='bt-input-text mr5' type='text' style='width:95%;background: rgb(238, 238, 238);' value='' readonly></div>\
+            </div>\
+            <div class='line'>\
+                <span class='tname'>节点调度</span>\
+                <div class='info-r'>\
+                    <select name='node_algo'>\
+                        <option value='polling'>轮询[默认]</option>\
+                        <option value='ip_hash'>ip_hash</option>\
+                        <option value='fair'>fair</option>\
+                        <option value='url_hash'>url_hash</option>\
+                        <option value='least_conn'>least_conn</option>\
+                    </select>\
+                </div>\
+            </div>\
+            <div class='line'>\
+                <span class='tname'>节点健康检查</span>\
+                <div class='info-r'>\
+                    <input type='checkbox' name='node_health_check'>\
+                </div>\
+            </div>\
+            <div class='line'>\
+                <span class='tname'>节点</span>\
+                <div class='info-r'>\
+                    <div class='table-con divtable' style='max-height:120px;overflow:auto; margin-bottom:8px;width:95%'>\
+                    <table class='table table-hover' id='fixTable3'>\
+                    <thead>\
+                        <tr>\
+                            <th width='120'>IP地址</th>\
+                            <th width='60'>端口</th>\
+                            <th width='120'>验证路径</th>\
+                            <th width='60'>状态</th>\
+                            <th width='60'>权重</th>\
+                            <th width='60'>阀值</th>\
+                            <th width='120'>恢复时间</th>\
+                            <th width='80' class='text-right'>操作</th>\
+                        </tr>\
+                    </thead>\
+                    <tbody id='nodecon'>\
+                        <tr class='nulltr'>\
+                            <td colspan='8' align='center'>当前节点为空，请至少添加一个普通节点</td>\
+                        </tr>\
+                    </tbody>\
+                    </table>\
+                    </div>\
+                    <span class='btn btn-success btn-sm add_node' style='vertical-align:0'>添加节点</span>\
+                </div>\
+            </div>\
+        </form>",
+        success:function(){
+            $('input[name="upstream_name"]').val(data['upstream_name']);
+            $('select[name="node_algo"]').val(data['node_algo']);
+
+            $('input[name="node_health_check"]').prop('checked',false);
+            if (data['node_health_check'] == 'ok'){
+                $('input[name="node_health_check"]').prop('checked',true);
+            }
+
+            var node_list = data['node_list'];
+            if (node_list.length>0){
+                $('#nodecon .nulltr').hide();
+            }
+
+            var state_option_list = {
+                '1':'参与者',
+                '2':'备份',
+                '0':'停用',
+            }
+
+            for (var n in  node_list) {
+
+                var tbody = '<tr>';
+                tbody +='<td>'+node_list[n]['ip']+'</td>';
+                tbody +='<td>'+node_list[n]['port']+'</td>';
+                tbody +='<td>'+node_list[n]['path']+'</td>';
+
+                tbody +="<td><select name='state'>";
+                
+                for (i in state_option_list) {
+                    if (i == node_list[n]['state']){
+                        tbody +="<option value='"+i+"' selected>"+state_option_list[i]+"</option>";
+                    } else{
+                        tbody +="<option value='"+i+"'>"+state_option_list[i]+"</option>";
+                    }
+                }
+                tbody +="</select></td>";
+
+                tbody +='<td><input type="number" name="weight" value="'+node_list[n]['weight']+'" style="width:50px"></td>';
+                tbody +='<td><input type="number" name="max_fails" value="'+node_list[n]['max_fails']+'" style="width:50px"></td>';
+                tbody +='<td><input type="number" name="fail_timeout" value="'+node_list[n]['fail_timeout']+'" style="width:50px"></td>';
+                tbody +='<td class="text-right" width="50"><a class="btlink minus delete">删除</a></td>';
+                tbody += '</tr>';
+                $('#nodecon').append(tbody);
+            }
+
+            $('#nodecon .delete').click(function(){
+                $(this).parent().parent().remove();
+                if ($('#nodecon tr').length == 1 ){
+                    $('#nodecon .nulltr').show();
+                }
+            });
+
+            $('.add_node').click(function(){
+                addNode();
+            });
+        },
+        yes:function(index) {
+            var data = {};
+
+            data['node_algo'] = $('select[name="node_algo"]').val();
+            data['node_health_check'] = 'fail';
+            if ($('input[name="node_health_check"]').prop('checked')){
+                data['node_health_check'] = 'ok';
+            }
+
+            var node_list = [];
+            $('#nodecon tr').each(function(){
+
+                var ip = $(this).find('td').eq(0).text();
+                var port = $(this).find('td').eq(1).text();
+
+                if (port == ''){return;}
+
+                var path = $(this).find('td').eq(2).text();
+                var state = $(this).find('select[name="state"]').val();
+                var weight = $(this).find('input[name="weight"]').val();
+                var max_fails = $(this).find('input[name="max_fails"]').val();
+                var fail_timeout = $(this).find('input[name="fail_timeout"]').val();
+
+                var tmp = {
+                    ip:ip,
+                    port:port,
+                    path:path,
+                    state:state,
+                    weight:weight,
+                    max_fails:max_fails,
+                    fail_timeout:fail_timeout,
+                }
+                node_list.push(tmp);
+            });
+            data['node_list'] = node_list;
+            data['row'] = row;
+            ooPostCallbak('edit_load_balance', data, function(rdata){
+                var rdata = $.parseJSON(rdata.data);
+                showMsg(rdata.msg, function(){
+                    layer.close(index);
+                    loadBalanceListRender();
+                },{ icon: rdata.status ? 1 : 2 }, 2000);
+            });
+        }
+    });
+}
+
+function loadBalanceListRender(){
+    ooPost('load_balance_list', {}, function(rdata){
+        var rdata = $.parseJSON(rdata.data);
+        var alist = rdata.data;
+
+        var tbody = '';
+        for (var i = 0; i < alist.length; i++) {
+            tbody += '<tr>';
+            tbody += '<td>'+alist[i]['domain']+'</td>';
+            tbody += '<td>'+alist[i]['upstream_name']+'</td>';
+            tbody += '<td>'+alist[i]['node_list'].length+'</td>';
+            tbody += '<td><a class="btlink log_look" data-row="'+i+'">查看</a></td>';
+            tbody += '<td><a class="btlink health_status" data-row="'+i+'">查看</a></td>';
+            tbody += '<td style="text-align: right;"><a class="btlink edit" data-row="'+i+'">修改</a> | <a class="btlink delete" data-row="'+i+'">删除</a></td>';
+            tbody += '</tr>';
+        }
+
+        $('#nodeTable').html(tbody);
+        $('.nodeTablePage .Pcount').text('共'+alist.length+'条');
+        $('#nodeTable .edit').click(function(){
+            var row = $(this).data('row');
+            editBalance(alist[row],row);
+        });
+
+        $('#nodeTable .log_look').click(function(){
+            var row = $(this).data('row');
+            var args = {'domain':alist[row]['domain']};
+            pluginRollingLogs('op_load_balance','','get_logs',JSON.stringify(args),20);
+        });
+
+        $('#nodeTable .health_status').click(function(){
+            var row = $(this).data('row');
+            ooPost('get_health_status', {row:row}, function(rdata){
+                var rdata = $.parseJSON(rdata.data);
+
+                var tval = '';
+                for (var i = 0; i < rdata.data.length; i++) {
+                    tval += '<tr>';
+                    tval += '<td>'+rdata.data[i]['name']+'</td>';
+
+                    if (typeof(rdata.data[i]['down']) != 'undefined' && rdata.data[i]['down']){
+                        tval += '<td><span style="color:red;">不正常</span></td>';
+                    } else{
+                        tval += '<td><span class="btlink">正常</span></td>';
+                    }
+                    tval += '</tr>';
+                }
+
+                var tbody = "<div class='bt-form pd20'>\
+                    <div>\
+                        <div id='gitea_table' class='divtable' style='margin-top:5px;'>\
+                            <table class='table table-hover'>\
+                                <thead>\
+                                    <tr>\
+                                        <th width='120'>地址</th>\
+                                        <th width='60'>状态</th>\
+                                    </tr>\
+                                </thead>\
+                                <tbody>"+tval+"</tbody>\
+                            </table>\
+                        </div>\
+                    </div>\
+                </div>";
+
+                layer.open({
+                    type: 1,
+                    area: ['500px','300px'],
+                    title: '节点状态',
+                    closeBtn: 1,
+                    shift: 5,
+                    shadeClose: true,
+                    btn:['提交','关闭'],
+                    content:tbody,
+                });
+            });
+        });
+
+        $('#nodeTable .delete').click(function(){
+            var row = $(this).data('row');
+            ooPost('load_balance_delete', {row:row}, function(rdata){
+                var rdata = $.parseJSON(rdata.data);
+                showMsg(rdata.msg, function(){
+                    loadBalanceListRender();
+                },{ icon: rdata.status ? 1 : 2 }, 2000);
+            });
+        });
+
+    });
+}
+
+function loadBalanceList() {
+    var body = '<div class="bt-box active" style="display: block;">\
+        <div class="mb10">\
+          <button class="btn btn-success btn-sm" data-index="0" onclick="addBalance()">添加负载</button>\
+          <div class="divtable mt10">\
+            <table class="table table-hover">\
+            <thead>\
+                <tr>\
+                    <th>网站</th>\
+                    <th>负载名称</th>\
+                    <th>节点</th>\
+                    <th>日志</th>\
+                    <th>状态</th>\
+                    <th width="100" style="text-align: right;">操作</th>\
+                </tr>\
+            </thead>\
+            <tbody id="nodeTable"></tbody>\
+            </table>\
+            <div class="nodeTablePage page" data-type="nodePage">\
+                <div><span class="Pcount">共0条</span></div>\
+            </div>\
+          </div>\
+        </div>\
+      </div>\
+      </div>';
+    $(".soft-man-con").html(body);
+    loadBalanceListRender();
+}

plugins/op_load_balance/lua/health_check.lua.tpl

@@ -0,0 +1,18 @@
+local hc = require "resty.upstream.healthcheck"
+local ok, err = hc.spawn_checker {
+   shm = "healthcheck",
+   type = "http",
+   upstream = "{$UPSTREAM_NAME}",
+   http_req = "GET / HTTP/1.0\r\nHost: {$UPSTREAM_NAME}\r\n\r\n",
+   interval = 2000,
+   timeout = 6000,
+   fall = 3,
+   rise = 2,
+   valid_statuses = {200, 302},
+   concurrency = 20,
+}
+
+if not ok then
+   ngx.log(ngx.ERR, "=======> load balance health checker error: ", err)
+   return
+end