用 openresty 编写 lua

时间:2023-03-09 00:24:30
用 openresty 编写 lua
"""

#user  nobody;
worker_processes 1; #error_log logs/error.log;
#error_log logs/error.log notice;
error_log logs/error.log info; #pid logs/nginx.pid; events {
worker_connections 1024;
} http {
include mime.types;
default_type application/octet-stream; #log_format main '$remote_addr - $remote_user [$time_local] "$request" '
# '$status $body_bytes_sent "$http_referer" '
# '"$http_user_agent" "$http_x_forwarded_for"'; #access_log logs/access.log main; sendfile on;
#tcp_nopush on; #keepalive_timeout 0;
keepalive_timeout 65; #gzip on; server {
listen 80;
server_name localhost;
charset utf-8;
#charset koi8-r; #access_log logs/host.access.log main; #location / {
# root html;
# index index.html index.htm;
#}
location /one {
default_type 'text/html';
content_by_lua_block {
local function encodeBase64(source_str)
local b64chars = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/'
local s64 = ''
local str = source_str while #str > 0 do
local bytes_num = 0
local buf = 0 for byte_cnt=1,3 do
buf = (buf * 256)
if #str > 0 then
buf = buf + string.byte(str, 1, 1)
str = string.sub(str, 2)
bytes_num = bytes_num + 1
end
end for group_cnt=1,(bytes_num+1) do
local b64char = math.fmod(math.floor(buf/262144), 64) + 1
s64 = s64 .. string.sub(b64chars, b64char, b64char)
buf = buf * 64
end for fill_cnt=1,(3-bytes_num) do
s64 = s64 .. '='
end
end return s64
end
local salt = "78t2cs5nim6fpy"
local address = "www.7893015.com"
local base = encodeBase64(address)
local str1 = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"
local str2 = "GsW8O7iy1FS02VEIbjwzmH3fZQUBq5T9hrl4CvgNnRMDupYAJokK+ecadtL/P6xX"
ans = ""
for i=1,#base do
local one = string.sub(base,i,i)
local num = string.find(str1,one)
two = string.sub(str2,num,num)
ans = ans..two
end
local timestamp = os.time()
tmp = "d="..ans.."&t="..timestamp.."&v="..salt
local rightsign = ngx.md5(tmp)
local url = "/two?".."d="..ans.."&t="..timestamp.."&s="..rightsign
html = string.format(
[[
<!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML 2.0//EN">
<html><head>
<meta http-equiv="refresh" content="61;url=http://www.baidu.com">
<title></title>
</head><body>
<!--<h1>Service Temporarily Unavailable</h1>
<p>The server is temporarily unable to service your
request due to maintenance downtime or capacity
problems. Please try again later.</p>-->
<a href="" id="baidu"></a>
<script type="text/javascript">
baidu.href = "%s" ;
//IE
if(document.all) {
document.getElementById("baidu").click();
}
//Other Browser
else {
var e = document.createEvent("MouseEvents");
e.initEvent("click", true, true);
document.getElementById("baidu").dispatchEvent(e);
}
</script>
</body></html>
]],url
)
ngx.say(html)
}
} location /two {
default_type 'text/html';
content_by_lua_block {
local function decodeBase64(str64)
local b64chars = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/'
local temp={}
for i=1,64 do
temp[string.sub(b64chars,i,i)] = i
end
temp['=']=0
local str=""
for i=1,#str64,4 do
if i>#str64 then
break
end
local data = 0
local str_count=0
for j=0,3 do
local str1=string.sub(str64,i+j,i+j)
if not temp[str1] then
return
end
if temp[str1] < 1 then
data = data * 64
else
data = data * 64 + temp[str1]-1
str_count = str_count + 1
end
end
for j=16,0,-8 do
if str_count > 0 then
str=str..string.char(math.floor(data/math.pow(2,j)))
data=math.fmod(data,math.pow(2,j))
str_count = str_count - 1
end
end
end
local last = tonumber(string.byte(str, string.len(str), string.len(str)))
if last == 0 then
str = string.sub(str, 1, string.len(str) - 1)
end
return str
end
local salt = "78t2cs5nim6fpy"
local arg = ngx.req.get_uri_args()
local address = arg["d"]
local timestamp = arg["t"]
local sign = arg["s"]
if address and timestamp and value then
ngx.exit(403)
end
tmp = "d="..address.."&t="..timestamp.."&v="..salt
local rightsign = ngx.md5(tmp)
if sign ~= rightsign then
ngx.exit(403)
end
local time_out = 600
local time_now = os.time()
if tonumber(timestamp)+time_out<time_now then
ngx.exit(403)
end
local str1 = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"
local str2 = "GsW8O7iy1FS02VEIbjwzmH3fZQUBq5T9hrl4CvgNnRMDupYAJokK+ecadtL/P6xX"
ans = ""
for i=1,#address do
local one = string.sub(address,i,i)
local num = string.find(str2,one)
two = string.sub(str1,num,num)
ans = ans..two
end
url = decodeBase64(ans)
html = string.format(
[[
<!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML 2.0//EN">
<html><head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<meta http-equiv="Content-Language" content="zh-cn">
<style>a:hover,a:visited{color:#337FFD;} </style>
<title></title></head><body>
<p align="center"></p>
<p align="center"><b><font style="font-size: 30pt">
<script type="text/javascript">
function checkurl(){
window.location.href="https://%s";
}
</script>
<br><br><br>
<center> <a id="BAIDU" href="https://www.baidu.com/?Open=normal&BaiduPartner=360&BaiduVIP=73499" title="360维护网络健康计划:浏览器安全检查通过,请点击进入。" onclick="checkurl();return false;" style="background: #077727;padding: 10px 40px;margin: 15px;color: #fff;border-radius:8px;cursor: pointer;text-decoration:none;">浏览器安全检查通过,请点击进入</a>
</center>
</body></html>
]],url
)
ngx.say(html)
}
}
#error_page 404 /404.html; # redirect server error pages to the static page /50x.html
#
error_page 500 502 503 504 /50x.html;
location = /50x.html {
root html;
} # proxy the PHP scripts to Apache listening on 127.0.0.1:80
#
#location ~ \.php$ {
# proxy_pass http://127.0.0.1;
#} # pass the PHP scripts to FastCGI server listening on 127.0.0.1:9000
#
#location ~ \.php$ {
# root html;
# fastcgi_pass 127.0.0.1:9000;
# fastcgi_index index.php;
# fastcgi_param SCRIPT_FILENAME /scripts$fastcgi_script_name;
# include fastcgi_params;
#} # deny access to .htaccess files, if Apache's document root
# concurs with nginx's one
#
#location ~ /\.ht {
# deny all;
#}
} # another virtual host using mix of IP-, name-, and port-based configuration
#
#server {
# listen 8000;
# listen somename:8080;
# server_name somename alias another.alias; # location / {
# root html;
# index index.html index.htm;
# }
#} # HTTPS server
#
#server {
# listen 443 ssl;
# server_name localhost; # ssl_certificate cert.pem;
# ssl_certificate_key cert.key; # ssl_session_cache shared:SSL:1m;
# ssl_session_timeout 5m; # ssl_ciphers HIGH:!aNULL:!MD5;
# ssl_prefer_server_ciphers on; # location / {
# root html;
# index index.html index.htm;
# }
#} }
"""