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# vim:set ft= ts=4 sw=4 et fdm=marker:
use lib 'lib';
use Test::Nginx::Socket::Lua;
#worker_connections(10140);
#workers(1);
#log_level('warn');
repeat_each(2);
plan tests => repeat_each() * (blocks() * 3) + 1;
no_long_string();
#no_diff();
add_block_preprocessor(sub {
my $block = shift;
my $http_config = $block->http_config || '';
$http_config .= <<'_EOC_';
lua_package_path "../lua-resty-core/lib/?.lua;../lua-resty-lrucache/lib/?.lua;;";
init_by_lua_block {
require "resty.core"
}
_EOC_
$block->set_value("http_config", $http_config);
});
run_tests();
__DATA__
=== TEST 1: timer + shutdown error log
--- config
location /test {
content_by_lua_block {
local function test(pre)
local semaphore = require "ngx.semaphore"
local sem = semaphore.new()
local function sem_wait()
local ok, err = sem:wait(10)
if not ok then
ngx.log(ngx.ERR, "err: ", err)
else
ngx.log(ngx.ERR, "wait success")
end
end
while not ngx.worker.exiting() do
local co = ngx.thread.spawn(sem_wait)
ngx.thread.wait(co)
end
end
local ok, err = ngx.timer.at(0, test)
ngx.log(ngx.ERR, "hello, world")
ngx.say("time: ", ok)
}
}
--- request
GET /test
--- response_body
time: 1
--- grep_error_log eval: qr/hello, world|semaphore gc wait queue is not empty/
--- grep_error_log_out
hello, world
--- shutdown_error_log
--- no_shutdown_error_log
semaphore gc wait queue is not empty
=== TEST 2: timer + shutdown error log (lua code cache off)
FIXME: this test case leaks memory.
--- http_config
lua_code_cache off;
--- config
location /test {
content_by_lua_block {
local function test(pre)
local semaphore = require "ngx.semaphore"
local sem = semaphore.new()
local function sem_wait()
local ok, err = sem:wait(10)
if not ok then
ngx.log(ngx.ERR, "err: ", err)
else
ngx.log(ngx.ERR, "wait success")
end
end
while not ngx.worker.exiting() do
local co = ngx.thread.spawn(sem_wait)
ngx.thread.wait(co)
end
end
local ok, err = ngx.timer.at(0, test)
ngx.log(ngx.ERR, "hello, world")
ngx.say("time: ", ok)
}
}
--- request
GET /test
--- response_body
time: 1
--- grep_error_log eval: qr/hello, world|semaphore gc wait queue is not empty/
--- grep_error_log_out
hello, world
--- shutdown_error_log
--- no_shutdown_error_log
semaphore gc wait queue is not empty
--- SKIP
=== TEST 3: exit before post_handler was called
If gc is called before the ngx_http_lua_sema_handler and free the sema memory
ngx_http_lua_sema_handler would use the freed memory.
--- config
location /up {
content_by_lua_block {
local semaphore = require "ngx.semaphore"
local sem = semaphore.new()
local function sem_wait()
ngx.log(ngx.ERR, "ngx.sem wait start")
local ok, err = sem:wait(10)
if not ok then
ngx.log(ngx.ERR, "ngx.sem wait err: ", err)
else
ngx.log(ngx.ERR, "ngx.sem wait success")
end
end
local co = ngx.thread.spawn(sem_wait)
ngx.log(ngx.ERR, "ngx.sem post start")
sem:post()
ngx.log(ngx.ERR, "ngx.sem post end")
ngx.say("hello")
ngx.exit(200)
ngx.say("not reach here")
}
}
location /t {
content_by_lua_block {
local res = ngx.location.capture("/up")
collectgarbage()
ngx.print(res.body)
}
}
--- request
GET /t
--- response_body
hello
--- grep_error_log eval: qr/(ngx.sem .*?,|http close request|semaphore handler: wait queue: empty, resource count: 1|in lua gc, semaphore)/
--- grep_error_log_out
ngx.sem wait start,
ngx.sem post start,
ngx.sem post end,
in lua gc, semaphore
http close request
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