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Nama	Ukuran	Aksi
ssl	-	Open
balancer.lua	11.22 MB	View DL Edit
base64.lua	1.68 MB	View DL Edit
errlog.lua	4.31 MB	View DL Edit
ocsp.lua	4.06 MB	View DL Edit
pipe.lua	19.14 MB	View DL Edit
process.lua	2.95 MB	View DL Edit
re.lua	7.55 MB	View DL Edit
req.lua	340 B	View DL Edit
resp.lua	365 B	View DL Edit
semaphore.lua	4.98 MB	View DL Edit
ssl.lua	17.36 MB	View DL Edit

Edit file: /opt/imunify360-webshield/lualib/ngx/errlog.lua

-- Copyright (C) Yichun Zhang (agentzh)

local base = require "resty.core.base"
base.allows_subsystem('http', 'stream')

local ffi = require 'ffi'
local ffi_string = ffi.string
local get_string_buf = base.get_string_buf
local get_size_ptr = base.get_size_ptr
local C = ffi.C
local new_tab = base.new_tab
local ffi_new = ffi.new
local charpp = ffi_new("char *[1]")
local intp = ffi.new("int[1]")
local num_value = ffi_new("double[1]")
local get_request = base.get_request
local tonumber = tonumber
local type = type
local error = error
local subsystem = ngx.config.subsystem

local ngx_lua_ffi_errlog_set_filter_level
local ngx_lua_ffi_errlog_get_msg
local ngx_lua_ffi_errlog_get_sys_filter_level
local ngx_lua_ffi_raw_log

local _M = { version = base.version }

if subsystem == 'http' then
    ffi.cdef[[
int ngx_http_lua_ffi_errlog_set_filter_level(int level, unsigned char *err,
    size_t *errlen);
int ngx_http_lua_ffi_errlog_get_msg(char **log, int *loglevel,
    unsigned char *err, size_t *errlen, double *log_time);

int ngx_http_lua_ffi_errlog_get_sys_filter_level(ngx_http_request_t *r);

int ngx_http_lua_ffi_raw_log(ngx_http_request_t *r, int level,
    const unsigned char *s, size_t s_len);
    ]]

ngx_lua_ffi_errlog_set_filter_level =
        C.ngx_http_lua_ffi_errlog_set_filter_level
    ngx_lua_ffi_errlog_get_msg = C.ngx_http_lua_ffi_errlog_get_msg
    ngx_lua_ffi_errlog_get_sys_filter_level =
        C.ngx_http_lua_ffi_errlog_get_sys_filter_level
    ngx_lua_ffi_raw_log = C.ngx_http_lua_ffi_raw_log

elseif subsystem == 'stream' then
    ffi.cdef[[
int ngx_stream_lua_ffi_errlog_set_filter_level(int level, unsigned char *err,
    size_t *errlen);
int ngx_stream_lua_ffi_errlog_get_msg(char **log, int *loglevel,
    unsigned char *err, size_t *errlen, double *log_time);

int ngx_stream_lua_ffi_errlog_get_sys_filter_level(ngx_stream_lua_request_t *r);

int ngx_stream_lua_ffi_raw_log(ngx_stream_lua_request_t *r, int level,
    const unsigned char *s, size_t s_len);
    ]]

ngx_lua_ffi_errlog_set_filter_level =
        C.ngx_stream_lua_ffi_errlog_set_filter_level
    ngx_lua_ffi_errlog_get_msg = C.ngx_stream_lua_ffi_errlog_get_msg
    ngx_lua_ffi_errlog_get_sys_filter_level =
        C.ngx_stream_lua_ffi_errlog_get_sys_filter_level
    ngx_lua_ffi_raw_log = C.ngx_stream_lua_ffi_raw_log
end

local ERR_BUF_SIZE = 128
local FFI_ERROR = base.FFI_ERROR

function _M.set_filter_level(level)
    if not level then
        return nil, [[missing "level" argument]]
    end

local err = get_string_buf(ERR_BUF_SIZE)
    local errlen = get_size_ptr()
    errlen[0] = ERR_BUF_SIZE
    local rc = ngx_lua_ffi_errlog_set_filter_level(level, err, errlen)

if rc == FFI_ERROR then
        return nil, ffi_string(err, errlen[0])
    end

return true
end

function _M.get_logs(max, logs)
    local err = get_string_buf(ERR_BUF_SIZE)
    local errlen = get_size_ptr()
    errlen[0] = ERR_BUF_SIZE

local log = charpp
    local loglevel = intp
    local log_time = num_value

max = max or 10

if not logs then
        logs = new_tab(max * 3 + 1, 0)
    end

local count = 0

for i = 1, max do
        local loglen = ngx_lua_ffi_errlog_get_msg(log, loglevel, err, errlen,
                                                  log_time)
        if loglen == FFI_ERROR then
            return nil, ffi_string(err, errlen[0])
        end

if loglen > 0 then
            logs[count + 1] = loglevel[0]
            logs[count + 2] = log_time[0]
            logs[count + 3] = ffi_string(log[0], loglen)

count = count + 3
        end

if loglen < 0 then  -- no error log
            logs[count + 1] = nil
            break
        end

if i == max then    -- last one
            logs[count + 1] = nil
            break
        end
    end

return logs
end

function _M.get_sys_filter_level()
    local r = get_request()
    return tonumber(ngx_lua_ffi_errlog_get_sys_filter_level(r))
end

function _M.raw_log(level, msg)
    if type(level) ~= "number" then
        error("bad argument #1 to 'raw_log' (must be a number)", 2)
    end

if type(msg) ~= "string" then
        error("bad argument #2 to 'raw_log' (must be a string)", 2)
    end

local r = get_request()

local rc = ngx_lua_ffi_raw_log(r, level, msg, #msg)

if rc == FFI_ERROR then
        error("bad log level", 2)
    end
end

return _M

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