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Update common.lua

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midoks
2022-10-12 20:37:56 +08:00
parent a3c677a926
commit 522122feb6
1 changed files with 7 additions and 6 deletions
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plugins/op_waf/waf/lua/common.lua
+7 -6
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@@ -590,7 +590,6 @@ function _M.split_bylog(self, str,reps)
local resultStrList = {}
string.gsub(str,'[^'..reps..']+', function(w)
table.insert(resultStrList,w)
return w
end)
return resultStrList
end
@@ -598,30 +597,32 @@ end
function _M.get_real_ip(self, server_name)
local client_ip = "unknown"
if self.site_config[server_name] then
if self.site_config[server_name]['cdn'] then
local site_config = self.site_config
if site_config[server_name] then
if site_config[server_name]['cdn'] then
local request_header = ngx.req.get_headers()
for _,v in ipairs(self.site_config[server_name]['cdn_header'])
do
self:D("ddd:"..self:to_json(request_header[v]))
if request_header[v] ~= nil and request_header[v] ~= "" then
local header_tmp = request_header[v]
if type(header_tmp) == "table" then header_tmp = header_tmp[1] end
client_ip = self:split_bylog(header_tmp,',')[1]
-- return client_ip
break;
end
end
end
end
-- ipv6
if type(client_ip) == 'table' then client_ip = "" end
if client_ip ~= "unknown" and ngx.re.match(client_ip,"^[%w:]+$") then
if client_ip ~= "unknown" and ngx.re.match(client_ip,"^([a-fA-F0-9]*):") then
return client_ip
end
-- ipv4
if ngx.re.match(client_ip,"%d+%.%d+%.%d+%.%d+") == nil or not self:is_ipaddr(client_ip) then
if not ngx.re.match(client_ip,"\\d+\\.\\d+\\.\\d+\\.\\d+") == nil or not self:is_ipaddr(client_ip) then
client_ip = ngx.var.remote_addr
if client_ip == nil then
client_ip = "unknown"