Current File : //proc/thread-self/root/proc/self/root/opt/imunify360-webshield/lualib/resty/core/exit.lua
-- Copyright (C) Yichun Zhang (agentzh)
local ffi = require "ffi"
local base = require "resty.core.base"
local C = ffi.C
local ffi_string = ffi.string
local ngx = ngx
local error = error
local get_string_buf = base.get_string_buf
local get_size_ptr = base.get_size_ptr
local get_request = base.get_request
local co_yield = coroutine._yield
local subsystem = ngx.config.subsystem
local ngx_lua_ffi_exit
if subsystem == "http" then
ffi.cdef[[
int ngx_http_lua_ffi_exit(ngx_http_request_t *r, int status,
unsigned char *err, size_t *errlen);
]]
ngx_lua_ffi_exit = C.ngx_http_lua_ffi_exit
elseif subsystem == "stream" then
ffi.cdef[[
int ngx_stream_lua_ffi_exit(ngx_stream_lua_request_t *r, int status,
unsigned char *err, size_t *errlen);
]]
ngx_lua_ffi_exit = C.ngx_stream_lua_ffi_exit
end
local ERR_BUF_SIZE = 128
local FFI_DONE = base.FFI_DONE
ngx.exit = function (rc)
local err = get_string_buf(ERR_BUF_SIZE)
local errlen = get_size_ptr()
local r = get_request()
if r == nil then
error("no request found")
end
errlen[0] = ERR_BUF_SIZE
rc = ngx_lua_ffi_exit(r, rc, err, errlen)
if rc == 0 then
-- print("yielding...")
return co_yield()
end
if rc == FFI_DONE then
return
end
error(ffi_string(err, errlen[0]), 2)
end
return {
version = base.version
}
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