ACIL FM

Nama	Ukuran	Aksi
base.lua	5.4 MB	View DL Edit
base64.lua	3.06 MB	View DL Edit
coroutine.lua	769 B	View DL Edit
ctx.lua	3.71 MB	View DL Edit
exit.lua	1.41 MB	View DL Edit
hash.lua	3.92 MB	View DL Edit
misc.lua	5.7 MB	View DL Edit
ndk.lua	2.13 MB	View DL Edit
param.lua	2.35 MB	View DL Edit
phase.lua	1.48 MB	View DL Edit
regex.lua	34.61 MB	View DL Edit
request.lua	11.14 MB	View DL Edit
response.lua	6.21 MB	View DL Edit
shdict.lua	26.56 MB	View DL Edit
socket.lua	7.22 MB	View DL Edit
time.lua	4.64 MB	View DL Edit
uri.lua	3.03 MB	View DL Edit
utils.lua	972 B	View DL Edit
var.lua	3.82 MB	View DL Edit
worker.lua	3.41 MB	View DL Edit

Edit file: /opt/imunify360-webshield/lualib/resty/core/var.lua

-- Copyright (C) Yichun Zhang (agentzh)

local ffi = require "ffi"
local base = require "resty.core.base"

local C = ffi.C
local ffi_new = ffi.new
local ffi_str = ffi.string
local type = type
local error = error
local tostring = tostring
local setmetatable = setmetatable
local get_request = base.get_request
local get_string_buf = base.get_string_buf
local get_size_ptr = base.get_size_ptr
local new_tab = base.new_tab
local subsystem = ngx.config.subsystem

local ngx_lua_ffi_var_get
local ngx_lua_ffi_var_set

local ERR_BUF_SIZE = 256

ngx.var = new_tab(0, 0)

if subsystem == "http" then
    ffi.cdef[[
    int ngx_http_lua_ffi_var_get(ngx_http_request_t *r,
        const char *name_data, size_t name_len, char *lowcase_buf,
        int capture_id, char **value, size_t *value_len, char **err);

int ngx_http_lua_ffi_var_set(ngx_http_request_t *r,
        const unsigned char *name_data, size_t name_len,
        unsigned char *lowcase_buf, const unsigned char *value,
        size_t value_len, unsigned char *errbuf, size_t *errlen);
    ]]

ngx_lua_ffi_var_get = C.ngx_http_lua_ffi_var_get
    ngx_lua_ffi_var_set = C.ngx_http_lua_ffi_var_set

elseif subsystem == "stream" then
    ffi.cdef[[
    int ngx_stream_lua_ffi_var_get(ngx_stream_lua_request_t *r,
        const char *name_data, size_t name_len, char *lowcase_buf,
        int capture_id, char **value, size_t *value_len, char **err);

int ngx_stream_lua_ffi_var_set(ngx_stream_lua_request_t *r,
        const unsigned char *name_data, size_t name_len,
        unsigned char *lowcase_buf, const unsigned char *value,
        size_t value_len, unsigned char *errbuf, size_t *errlen);
    ]]

ngx_lua_ffi_var_get = C.ngx_stream_lua_ffi_var_get
    ngx_lua_ffi_var_set = C.ngx_stream_lua_ffi_var_set
end

local value_ptr = ffi_new("unsigned char *[1]")
local errmsg = base.get_errmsg_ptr()

local function var_get(self, name)
    local r = get_request()
    if not r then
        error("no request found")
    end

local value_len = get_size_ptr()
    local rc
    if type(name) == "number" then
        rc = ngx_lua_ffi_var_get(r, nil, 0, nil, name, value_ptr, value_len,
                                 errmsg)

else
        if type(name) ~= "string" then
            error("bad variable name", 2)
        end

local name_len = #name
        local lowcase_buf = get_string_buf(name_len)

rc = ngx_lua_ffi_var_get(r, name, name_len, lowcase_buf, 0, value_ptr,
                                 value_len, errmsg)
    end

-- ngx.log(ngx.WARN, "rc = ", rc)

if rc == 0 then -- NGX_OK
        return ffi_str(value_ptr[0], value_len[0])
    end

if rc == -5 then  -- NGX_DECLINED
        return nil
    end

if rc == -1 then  -- NGX_ERROR
        error(ffi_str(errmsg[0]), 2)
    end
end

local function var_set(self, name, value)
    local r = get_request()
    if not r then
        error("no request found")
    end

if type(name) ~= "string" then
        error("bad variable name", 2)
    end
    local name_len = #name

local errlen = get_size_ptr()
    errlen[0] = ERR_BUF_SIZE
    local lowcase_buf = get_string_buf(name_len + ERR_BUF_SIZE)

local value_len
    if value == nil then
        value_len = 0
    else
        if type(value) ~= 'string' then
            value = tostring(value)
        end
        value_len = #value
    end

local errbuf = lowcase_buf + name_len
    local rc = ngx_lua_ffi_var_set(r, name, name_len, lowcase_buf, value,
                                   value_len, errbuf, errlen)

-- ngx.log(ngx.WARN, "rc = ", rc)

if rc == 0 then -- NGX_OK
        return
    end

if rc == -1 then  -- NGX_ERROR
        error(ffi_str(errbuf, errlen[0]), 2)
    end
end

do
    local mt = new_tab(0, 2)
    mt.__index = var_get
    mt.__newindex = var_set

setmetatable(ngx.var, mt)
end

return {
    version = base.version
}

Batal