Add files via upload (#223)

* Add files via upload

添加centos7 Systemd启动脚本

* Create agent_install_doc

* Update agent_install_doc

* Update and rename sw-php-agent.service to sw-php-agent.service.example

* Update agent_install_doc

* Update install-agent.md

* Update install-agent.md

* Update install-agent.md

* Update install-agent.md

* Update install-agent.md

* Update install-agent.md

* Delete agent_install_doc

* Update sw-php-agent.service.example

* Update install-agent.md

* Update install-agent.md

* Add files via upload

添加sw+php-agentDcoker-compose文件，SwUi端口：9001 phpWeb端口：8080

* Update docker-compose.yml

* Update install-agent.md

* Update sw-php-agent.service.example
Co-authored-by: N何延龙 <yanlong.hee@gmail.com>

docker-compose.yml

+version: '3'
+services:
+  oap:
+    image: apache/skywalking-oap-server
+  ui:
+    image: apache/skywalking-ui
+    environment:
+      - SW_OAP_ADDRESS=oap:12800
+    ports:
+      - 9001:8080
+  phpagent:
+    image: skyapm/skywalking-php
+    environment:  
+      - SW_AGENT_COLLECTOR_BACKEND_SERVICES=oap:11800
+    ports:
+      - 8080:8080

docs/install-agent.md

+Tips: It is recommended that you use SkyWalking and use nginx as load balancing
+
 # Install SkyWalking PHP Agent
 
 ## Requirements
 When building directly from Git sources or after custom modifications you might also need:
 * php 7+
 * golang 1.13
-* SkyWalking Collector
+* SkyWalking oap server
+* SkyWalking UI
 
 ## PHP extension + Agent
 The collect data from your instance you need both the PHP extension, and the agent. 
@@ -13,10 +16,11 @@ build them from source.
 
 You can run the following commands to install the SkyWalking PHP Agent.
 
-## Install PHP Extension
+## Install PHP Extension 
 ```shell script
-git clone https://github.com/SkyAPM/SkyAPM-php-sdk.git
-cd SkyAPM-php-sdk
+curl -Lo v3.2.8.tar.gz https://github.com/SkyAPM/SkyAPM-php-sdk/archive/v3.2.8.tar.gz
+tar zxvf v3.2.8.tar.gz
+cd SkyAPM-php-sdk-3.2.8
 phpize && ./configure && make && make install
 ```
 
@@ -25,10 +29,10 @@ phpize && ./configure && make && make install
 For installing the sky-php-agent, you first need to build it:
 
 ```shell script
-cd SkyAPM-php-sdk
-go build -o sky-php-agent agent/cmd/main.go
+cd SkyAPM-php-sdk-3.2.8
+go build -o sky-php-agent cmd/main.go
 chmod +x sky-php-agent
-cp sky-php-agent /usr/bin
+cp sky-php-agent /usr/local/bin
 ```
 
 ## How to use
@@ -42,38 +46,120 @@ extension=skywalking.so
 ; enable skywalking
 skywalking.enable = 1
 
-; Set skyWalking collector version (5 or 6)
+; Set skyWalking collector version (5 or 6 or 7 or 8)
 skywalking.version = 6
 
 ; Set app code e.g. MyProjectName
 skywalking.app_code = MyProjectName
+
+; sock file path（default /tmp/sky-agent.sock）
+skywalking.sock_path=/tmp/sky-agent.sock
 ```
 
-### Run `sky-php-agent` to send PHP generated log information to `SkyWalking collector`
+## Select startup script and log output method 
+## If you use CentOS 7 Use the startup script below to  You need to change the corresponding address, version
 ```shell script
-// sky-php-agent [collector grpc address]
-// e.g.
-sky-php-agent --grpc 127.0.0.1:11800
+[Unit]
+Description=The Sw-Php-Agent Process Manager
+After=syslog.target network.target
+
+[Service]
+Type=simple
+#Modify the corresponding directory and address here
+ExecStart=/usr/local/bin/sky-php-agent-linux-X64 --grpc=127.0.0.1:11800 --sky-version=7 --socket=/tmp/sky-agent.sock
+ExecStop=/bin/kill -SIGINT $MAINPID
+Restart=on-failure
+
+[Install]
+WantedBy=multi-user.target
+
 ```
+## If you use CentOS6  Log management with lograted
+## This is Start script You need to change the address, version and Copy and run it with root
+```shell script
+echo "
+#/bin/bash
 
-### ⚠️⚠️⚠️ Warning *Make sure PHP has read and write permissions on the socks file*
+start(){
+[ -f /tmp/php-agent.pid ]&&echo "Alredy running"&&exit 1
+/usr/local/bin/sky-php-agent-linux-X64 --grpc=127.0.0.1:11800 --sky-version=7 --socket=/tmp/sky-agent.sock 1>>/var/log/phpagent/php-agent.log 2>>/var/log/phpagent/php-agent-error.log & 
+if [ $? -eq 0 ];then
+	echo $! >/tmp/php-agent.pid
+	echo "sky-php-agent startup!!!"
+fi
+
+}
+
+stop(){
+kill -9 `cat /tmp/php-agent.pid`
+rm -f /tmp/php-agent.pid
+[[ $? == 0 ]]&&echo "sky-php-agent stop!!!"
+}
+
+
+
+# add the restart method
+
+case $1 in
+
+     start)
+
+       start
+     ;;
+
+     stop)
+
+       stop
+     ;;
 
-## Dockerfile
-
-### Multi stage build example (starting point)
-```bash
-FROM golang:1.13 AS builder
-ARG SKY_AGENT_VERSION=3.2.6
-WORKDIR /go/src/app
-RUN wget https://github.com/SkyAPM/SkyAPM-php-sdk/archive/${SKY_AGENT_VERSION}.tar.gz; \
-    tar xvf ${SKY_AGENT_VERSION}.tar.gz
-RUN mv SkyAPM-php-sdk-${SKY_AGENT_VERSION} build
-RUN cd build; \
-    GOOS=linux GOARCH=amd64 go build -o sky-php-agent-linux-x64 ./agent/cmd/main.go
-
-FROM php:7.2.28-fpm-alpine3.11
-# Copy from builder
-COPY --from=builder /go/src/app/build/sky-php-agent-linux-x64 /usr/local/bin/sky-php-agent
-RUN apk update && apk upgrade && apk add --no-cache autoconf libc6-compat libcurl curl-dev icu-dev & \
-    apk add --no-cache --virtual .build-deps $PHPIZE_DEPS
+     restart)
+
+       stop
+
+       start
+    ;;
+
+
+     *)
+
+      echo "USAGE: $0 {start |stop |restart  }"
+    ;;
+
+esac
+
+exit 0 " > /etc/init.d/php-agent
+```
+## This is Log management script，Copy and run it with root
+```shell script
+mkdir /var/log/phpagent/
+echo "
+/var/log/phpagent/*.log {
+        rotate 10
+        daily
+        dateext
+        nocompress
+        missingok
+        notifempty
+        create 0644  root  root
+		postrotate
+			/etc/init.d/php-agent restart
+		endscript
+}" >/etc/logrotate.d/phpagent
 ```
+
+### Agent parameter description
+```shell script
+# View help information
+./sky-php-agent -h
+
+# Specify grpc address
+/usr/local/bin/sky-php-agent --grpc 127.0.0.1:11800
+
+# Specify the socket file. The path is the path in the php.ini configuration
+/usr/local/bin/sky-php-agent --socket=/tmp/sky-agent.sock
+
+# Specify the version of skywalking
+/usr/local/bin/sky-php-agent --sky-version=7
+```
+
+### ⚠️⚠️⚠️ Warning *Make sure PHP has read and write permissions on the socks file*

sw-php-agent.service.example

+[Unit]
+Description=The SkyWalking PHP-Agent Process Manager
+After=syslog.target network.target
+
+[Service]
+Type=simple
+#Modify the corresponding directory and address here
+ExecStart=/usr/local/bin/sky-php-agent --grpc=127.0.0.1:11800 --sky-version=7 --socket=/tmp/sky-agent.sock
+ExecStop=/bin/kill -SIGINT $MAINPID
+Restart=on-failure
+
+[Install]
+WantedBy=multi-user.target