How can you use a Chef recipe to set an environment variable?

If you need an env var set strictly within the Chef process, you can use ENV[‘foo’] = ‘bar‘ since it’s a ruby process. If you need to set one for an execute provider, Chef exposes an environment hash: execute ‘Bootstrap the database’ do cwd “#{app_dir}/current” command “#{env_cmd} rake db:drop db:create db:schema:load RAILS_ENV=#{rails_env}” environment ‘HOME’ => … Read more

How to pass environment variables to a frontend web application?

The way that I resolved this is as follows: 1.Set the value in the enviroment.prod.ts with a unique and identificable String: export const environment = { production: true, REST_API_URL: ‘REST_API_URL_REPLACE’, }; 2.Create a entryPoint.sh, this entryPoint will be executed every time that you done a docker run of the container. #!/bin/bash set -xe : “${REST_API_URL_REPLACE?Need … Read more

Dockerfile Overriding ENV variable

What you have described should work just fine. Given: $ cat Dockerfile FROM socialengine/nginx-spa ENV API_URL localhost:6007 $ docker build -t ui . […] Consider this: $ docker run -it –rm ui env | grep API_URL API_URL=localhost:6007 Compared to: $ docker run -it –rm -e API_URL=’production:6007′ ui env | grep API_URL API_URL=production:6007 Passing a -e … Read more

Where to set system default environment variables in Alpine linux?

It seems that /etc/profile is the best place I could find. At least, some environment variables are set there: export CHARSET=UTF-8 export PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin export PAGER=less export PS1=’\h:\w\$ ‘ umask 022 for script in /etc/profile.d/*.sh ; do if [ -r $script ] ; then . $script fi done According to the contents of /etc/profile, you can … Read more

How to specify common application data folder for log4net?

We just use this: <param name=”File” value=”${ALLUSERSPROFILE}/Company/Product/Logs/error.log”/> It works great. This line can simply be inserted into your current appender configuration: <appender name=”RollingFileAppender” type=”log4net.Appender.RollingFileAppender”> <param name=”File” value=”${ALLUSERSPROFILE}/Company/Product/Logs/error.log”/> </appender>

How to access environment variables from the front-end

There is a very simple way to to that: Step one: Go to the root folder of your application and create a text file called .env. Step two: Create your custom variables in the new file. Create React App(CRA) enforces the prefix REACT_APP on every custom variable. Please note that variables without the prefix are … Read more

importing env variable react front end

You don’t need dotenv (and I doubt that library will work at runtime in a client-side application anyway). create-react-app actually provides this functionality out of the box, assuming you’re using react-scripts@0.5.0 or higher. The steps are as follows: Create a .env file in the root of your project. Add a variable, starting with the prefix … Read more