ObjectiveIn the first text, we completely manual, a command of a command input, implementation of a Java Tomcat runtime environment, although the initial results, but very tiring. If you rely on scripting to build a Tomcat container instance, a command can be done, why not. Fortunately, Docker provides dockerfile as a script to build Docker images, avoiding the input of people on one line. Dockerfile script
Docker command: from---ENV---setting environment variablesENV app_dir/apppadd and copy can copy files into the container1. Difference add can write network link address Add support decompression function Run command: entrypoint: Only last entry effective Docker build-T register_ip/Centos7. Helping Docker help run-P and-P Difference:-P arbitrarily fetch a port number mapping # Important effect The current mirror does not take effect # when it is re-set
Differences between shell environment variables and set, env, and export 1. classification of shell environment variables and differences between setenvexport: set: Display (set) private variables and user variables included in shell variables, shell of different classes has different private variables bash, ksh, and csh. the differences between shell environment variables and set, env, and export variables
PHP $ _ ENV variable
$ _ ENV is an array containing server environment variables. It is a super global variable in PHP. We can directly access it anywhere in the PHP program.
$ _ ENV only passively accepts server-side environment variables and converts them into array elements. You can print them directly:
Print_r ($ _ ENV
Not very sure, the code of the previous period did not have problems, but today debugging for half a day, has been crashing: VM aborting.Previous part of the code:1JniexportvoidJnicall XXX2(jnienv*env,jobject Thiz, Jobject bitmap, Jbytearray databuf, jint width, jint height)3 {4jboolean* Parraydata = (jboolean*) env->getprimitivearraycritical (Databuf,0);5 androidbitmapinfo info;6 intret;7 if(ret =
Obtain the Linux C language environment variable ENV/getenv, and obtain the C language usage method!
# Include Int main (INT argc, char ** argv, char ** env){Extern environ;Printf ("environ = % P \ n", Environ );Printf ("Env = % P \ n", ENV );}
# Include # Include Int main (){Extern char ** en
data, render it our final configuration file, and upload it to Gitlab. The rest is triggered by Jenkins trigger configserver gitlab Download the latest configuration file to Configserver server, Jenkins again to call Marathon to restart the service, the service will successfully update the configuration file. This solves the configuration file file, but there are some problems with the following:
Configuration formats are not uniform, configured with
The env command in the Linux system can display the current user's environment variables and can be used to execute other commands under the specified environment variable. Here's a comparison of the similarities and differences between the set,env and export commands: The SET command displays variables for the current shell, including variables for the current user, and the
Turn from:shell environment variables and set,env,export differencesI. Classification of shell environment variables and the difference between set env export:Set: Displays (sets) the shell variables, including the private variables and user variables. Different classes of shells have different private variables bash,ksh,csh each shell private variable is not the same.ENV: Displays (sets) user variable vari
The example of this article for you to share the Dockerfile to create support for SSH service from the launch of the container mirror, for your reference, the specific content as follows
1. First create a Dockerfile file with the following contents
# Select an existing OS mirror as
the author of the base from CENTOS:CENTOS6 # mirror
maintainer fanbin Kong "kongxx@hotmail.com"
# Install the Openss
The first line of the scripting language is to point out that you want the code in your file to run it with what executable program.For example, the first line of the PHP script can be written in the following formats#!/usr/bin/php#!/usr/bin/env PHP#!/usr/bin/env-s-p/usr/local/bin:/usr/bin PHP#!/usr/bin/env-s-p/usr/local/bin:/usr/bin:${path} PHP#!/usr/bin/
Original article link
I. Classification of shell environment variables and differences between set env export:
Set: Display (SET) private variables and user variables included in Shell variables. Shell of different classes have different private variables bash, KSh, and CSH. Each shell private variable in shell is different.
Env: Display (SET) User variable
Export: Display (SET) the shell variabl
Environment variable: $ _ ENV note: it is used in PHP410 and later versions. for earlier versions, $ HTTP_ENV_VARS is used. when the parser is running, these variables change from environment variables to PHP global variable namespace, many of which are systems run by PHP.
Environment variable: $ _ ENV note: it is used in PHP 4.1.0 and later versions. in earlier versions, $ HTTP_ENV_VARS is used. when the p
This article mainly describes the Laravel5.5 and the above version of the multi-environment. Env configuration Read, has a certain reference value, now share to everyone, the need for friends can refer to
Laravel default Project an. env file, how do I automatically differentiate between reading different. env files in multiple running environments? In fact, Lar
In the docker Study Notes (1), we mentioned using the commit command to submit a new image. Next we will use the dockerfile file to generate an image and use the dockerfile for convenient transplantation.
I. Several Common commands in dockerfile:
(1) From
Format:
FROM Or
FROM
(2) maintainer
Format:
MAINTAINER
Description: sets the creator of the gene
Back to CatalogUncle feel online on the dockerfile is not very clear, or how to use said not clear, in vs2017 we can go to build their own dockerfile file, then your project can be generated a mirror, push it to the warehouse, you can in Linux, Mac go on run your project! Sounds great, but the process does have some pits!The answer in Dockerfile
From bas
Tags: base l database name load PNG add ash Add ClassLab Environment Description本机IP地址:192.168.10.157
构建mysql镜像时,验证的主机IP;192.168.10.149Build nginx image 1, download the base image--centos imagedocker pull centos2. Create a working directorymkdir /opt/nginx
cd /opt/nginx/3. Create and write Dockerfile filesvim Dockerfile
FROM centos
MAINTAINER this is nginx image 4. Write Execution script contentvim run.sh
Sometimes, env will be very much, especially now many applications are placed in the Doker, many configurations are read through the environment variables, so want to read the env can be compared with Golang's struct, such as: "' Config_app=envappconfig_debug =1config_hosts=192.168.0.1,127.0.0.1config_timeout=5sconfig_redisversion=3.2config_redis_host=rdbconfig_redis_ port=6379config_mysql_host=mysqldbconfi
Dockerfile content is as follows:
From ubuntu:14.04
#刷新包缓存 and install wget tools
RUN apt-get update apt-get install-y wget
#设置工作目录
Workdir/home
# Install JDK
RUN wget--no-cookies--no-check-certificate--header "cookie:gpw_e24=http%3a%2f% 2fwww.oracle.com%2ftechnetwork%2fjava%2fjavase%2fdownloads%2fjdk7-downloads-1880260.html;oraclelicense= Accept-securebackup-cookie "Http://download.oracle.com/otn-pub/java/jdk/7u79-b15/jdk-7u79-linux-x64.tar.gz
RU
You can use the _ SERVER variable and the _ ENV variable. Below are the php variables in my phpinfo: _ SERVER ["SCRIPT_NAME"]/php/index. php_SERVER ["HTTP_COOKIE"] cdb_sid = login ["AUTH_PASSWORD"] no value_SERVER ["AUTH_TYPE"] no value_SERVER ["AUTH_USER"] no value_SERVER ["CONTENT_LENGTH"] 0_SERVER ["CONTENT_TYPE"] no value_SERVER ["PATH_TRANSLATED"] c: \ inetpub \ wwwroot_SERVER ["QUERY_STRING"] (the Part following the question mark in the url) _ S
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