yongboy

## Apache_APISIX_Consul
## Install Consul
1. download consul
```
wget https://releases.hashicorp.com/consul/1.7.3/consul_1.7.3_linux_amd64.zip
```

2. unzip to `/usr/bin`

```
sudo unzip consul_1.7.3_linux_amd64.zip -d /usr/bin

## lua_malloc_trim.lua
-- 目的：启动一个单独定时器，每隔一段时间自动调用glibc库对应的libc.so.6文件的malloc_trim()接口，尝试清理掉被缓存已free掉的内存信息
-- 使用方式：
-- 1. 可以单独用作init_worker_by_lua_file指令配置
-- 2. 或单独在对应需要初始化的代码所需要地方，导入即可：require "lua_malloc_trim"
-- User: nieyong
-- Date: 2017/9/20
-- Time: 下午8:45

local ffi = require "ffi"
local glibc = ffi.load("c")

## lua_malloc_trim.lua
-- 目的：启动一个单独定时器，每隔一段时间自动调用glibc库对应的libc.so.6文件的malloc_trim()接口，尝试清理掉被缓存已free掉的内存信息
-- 使用方式：
-- 1. 可以单独用作init_worker_by_lua_file指令配置
-- 2. 或单独在对应需要初始化的代码所需要地方，导入即可：require "lua_malloc_trim"
-- User: nieyong
-- Date: 2017/9/20
-- Time: 下午8:45

local ffi = require "ffi"
local glibc = ffi.load("c")

## build_asan.sh
wget http://people.centos.org/tru/devtools-2/devtools-2.repo -O /etc/yum.repos.d/devtools-2.repo
yum install devtoolset-2-gcc devtoolset-2-binutils devtoolset-2-gcc-c++
yum install devtoolset-2-libasan-devel libssan
/opt/rh/devtoolset-2/root/usr/bin/gcc --version

cd openresty-1.11.2.5
export ASAN_OPTIONS=detect_leaks=0
./configure --with-cc="gcc -fsanitize=address" \
    --with-cc-opt="-O1 -fno-omit-frame-pointer" \
    --with-debug \

## luajit-luarocks-osx.sh
# This is to install both on OS X if you don't want to use homebrew
# xcrun: error: invalid active developer path (/Library/Developer/CommandLineTools), missing xcrun at: /Library/Developer/CommandLineTools/usr/bin/xcrun
xcode-select --install

curl -O http://luajit.org/download/LuaJIT-2.0.4.zip
unzip LuaJIT-2.0.4.zip
cd LuaJIT-2.0.4
make && make install

curl -O http://keplerproject.github.io/luarocks/releases/luarocks-2.3.0.tar.gz

## presentation.md

      
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                yongboy
                / presentation.md
            
            
              Created
              January 17, 2017 03:46
                — forked from slfritchie/presentation.md
            
              
                Erlang tracing, for the Riak source code reading series, 2014-03-18, Tokyo, Japan
              
          
    Erlang Tracing: more than you wanted to know

Rough Outline


What can be traced?
How can trace events be specified?
"match specifications": twisty passages, all alike
WTF, can I just use DTrace and drink my coffee/beer/whisky in peace?
Trace delivery mechanisms: pick one of two


## test1.erl
%%%-------------------------------------------------------------------
%%% @author nieyong
%%% @copyright (C) 2015
%%% @doc
%%% DNS解析测试
%%% @end
%%%-------------------------------------------------------------------
-module(test1).
-export([start/2]).

## pydmesg
#!/usr/bin/env python
# coding=utf8

# Copyright (C) 2010 Saúl ibarra Corretgé <saghul@gmail.com>
#

"""
pydmesg: dmesg with human-readable timestamps
"""

## server_v2.c
/*
 *  One demo http server, just for test!
 *  how to compile it:
 *  gcc server_v2.c -o server_v2 /usr/local/lib/libev.a -lm
 *  how to run it:
 *  ./server_v2 -p port_num -i the_bind_ip
 *  default port is 8000
 *  default ip is all of the local ip
 *  eg:
 *  ./server_v2 -p 9000 -i 192.168.192.130

## jsonp.html
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>jsonp example</title>
<script src="http://libs.baidu.com/jquery/1.5.0/jquery.js"></script>
<script type="text/javascript">
	var clientId = "";
	var urlPrefix = "http://127.0.0.1:8080/jsonp";
    $(document).ready(function(){
	## Install Consul
	1. download consul
	```
	wget https://releases.hashicorp.com/consul/1.7.3/consul_1.7.3_linux_amd64.zip
	```

	2. unzip to `/usr/bin`

	```
	sudo unzip consul_1.7.3_linux_amd64.zip -d /usr/bin
	-- 目的：启动一个单独定时器，每隔一段时间自动调用glibc库对应的libc.so.6文件的malloc_trim()接口，尝试清理掉被缓存已free掉的内存信息
	-- 使用方式：
	-- 1. 可以单独用作init_worker_by_lua_file指令配置
	-- 2. 或单独在对应需要初始化的代码所需要地方，导入即可：require "lua_malloc_trim"
	-- User: nieyong
	-- Date: 2017/9/20
	-- Time: 下午8:45

	local ffi = require "ffi"
	local glibc = ffi.load("c")
	wget http://people.centos.org/tru/devtools-2/devtools-2.repo -O /etc/yum.repos.d/devtools-2.repo
	yum install devtoolset-2-gcc devtoolset-2-binutils devtoolset-2-gcc-c++
	yum install devtoolset-2-libasan-devel libssan
	/opt/rh/devtoolset-2/root/usr/bin/gcc --version

	cd openresty-1.11.2.5
	export ASAN_OPTIONS=detect_leaks=0
	./configure --with-cc="gcc -fsanitize=address" \
	--with-cc-opt="-O1 -fno-omit-frame-pointer" \
	--with-debug \
	# This is to install both on OS X if you don't want to use homebrew
	# xcrun: error: invalid active developer path (/Library/Developer/CommandLineTools), missing xcrun at: /Library/Developer/CommandLineTools/usr/bin/xcrun
	xcode-select --install

	curl -O http://luajit.org/download/LuaJIT-2.0.4.zip
	unzip LuaJIT-2.0.4.zip
	cd LuaJIT-2.0.4
	make && make install

	curl -O http://keplerproject.github.io/luarocks/releases/luarocks-2.3.0.tar.gz
	%%%-------------------------------------------------------------------
	%%% @author nieyong
	%%% @copyright (C) 2015
	%%% @doc
	%%% DNS解析测试
	%%% @end
	%%%-------------------------------------------------------------------
	-module(test1).
	-export([start/2]).
	#!/usr/bin/env python
	# coding=utf8

	# Copyright (C) 2010 Saúl ibarra Corretgé <saghul@gmail.com>
	#

	"""
	pydmesg: dmesg with human-readable timestamps
	"""
	/*
	* One demo http server, just for test!
	* how to compile it:
	* gcc server_v2.c -o server_v2 /usr/local/lib/libev.a -lm
	* how to run it:
	* ./server_v2 -p port_num -i the_bind_ip
	* default port is 8000
	* default ip is all of the local ip
	* eg:
	* ./server_v2 -p 9000 -i 192.168.192.130
	<!DOCTYPE html>
	<html>
	<head>
	<meta charset="UTF-8">
	<title>jsonp example</title>
	<script src="http://libs.baidu.com/jquery/1.5.0/jquery.js"></script>
	<script type="text/javascript">
	var clientId = "";
	var urlPrefix = "http://127.0.0.1:8080/jsonp";
	$(document).ready(function(){