Docker is an opensource tool used for virtualization and deliver software in the form of packages called Containers. It is one of the most important tools used in networking domain. Dockerfile is a template for building the image which contains commands needed to package the software. In this post, I am going to explain the commands ADD & COPY used in Dockerfile . ADD Command: ADD command is used to copy files, directories or files from remote URLS to destination path in the image. The source paths can contain wildcards. If the destination has relative path, it is relative to the Working directory of the image. Note that source path is always relative to the Docker build context. ADD command will not support authentication. So, if there are any protected files to be added in Dockerfile building, use other tools like curl or wget Dockerfile copying Single & Multiple files, directory using ADD inst...
YAML full form is YAML Ain’t Markup Language . It’s mainly used in Grav, a flat-file based content management system for configuration files, blueprints and as well for page settings. YAML is a data serialization language that stores objects or data structures. It is not complex and can be understandable by users. Apart from configuration files, YAML files can be used where there is a need to store data or transmit data. YAML file acts as input for various software applications. YAML file follows the indentation to define the structure. One example where it is used for software applications is Cloudify that accepts configuration files as YAML files. Uses of YAML files: Let us understand the use of YAML files. Information in the YAML file can be translated to many other languages like JSON, CSV etc. YAML files provide powerful configuration settings...