How do I write a RPM spec file?

To create your own RPM, you need to create your own spec file (and put it in the SPECS directory) and gather into a tarball the executables, scripts, user documentation files, and configuration files you want included in the RPM. You can create your spec file by simply copying an existing spec file and modifying it.

How do you build an RPM on a tarball?

How to create an RPM package from a tarball

1. Step One: Install rpm Package.
2. Step Two: Create Directory Structure and Land Your Source File.
3. Step Three: Utilize a Skeleton File for Reusability.
4. Step Four: Configuring Your RPM Package Spec File.
5. Step Five: Build and Install the RPM Package.

How do I create a binary RPM package?

1. Install rpm-build Package. To build an rpm file based on the spec file that we just created, we need to use rpmbuild command.
2. RPM Build Directories.
3. Download Source Tar File.
4. Create the SPEC File.
5. Create the RPM File using rpmbuild.
6. Verify the Source and Binary RPM Files.
7. Install the RPM File to Verify.

How do I unpack an RPM package?

Unpacking RPM packages

1. Obtain the package.
2. Go to your home directory: cd.
3. Unpack the package: rpm2cpio myrpmfile.rpm | cpio -idmv.
4. (Only once) Add ~/usr/bin to your PATH environment variable and add ~/usr/lib64 to your LD_LIBRARY_PATH environment variable.

What is spec file RPM?

The spec file, short for specification file, defines all the actions the rpmbuild command should take to build your application, as well as all the actions necessary for the rpm command to install and remove the application. Each source RPM should have the necessary spec file for building a binary RPM.

How do I create an RPM?

To build an RPM, you must:

1. Set up a directory hierarchy per the rpmbuild specifications.
2. Place your source code and supplemental files in the proper locations in the hierarchy.
3. Create your spec file.
4. Build the RPM. You can optionally build a source RPM to share your source code with others.

How do I create an RPM repository?

In order to create a yum repository you need to perform the following steps:

1. Install createrepo utility.
2. Create a repository directory.
3. Put RPM files into the repository directory.
4. Create the repository metadata.
5. Create the repository configuration file.

What is the command to inspect the contents of a file?

Cat. The simplest way to view text files in Linux is the cat command. It displays the complete contents in the command line without using inputs to scroll through it. Here is an example of using the cat command to view the Linux version by displaying the contents of the /proc/version file.

How do I view an RPM package?

You can use rpm command (rpm command) itself to list the files inside a RPM package. rpm is a powerful Package Manager, which can be used to build, install, query, verify, update, and erase individual software packages.

How do I view windows RPM contents?

How to open, view, browse, or extract RPM files?

1. Download and install Altap Salamander 4.0 File Manager.
2. Choose the desired file and press the F3 (View command).
3. Press the Enter key to open archive.
4. To view inner file using associated viewer press the F3 key (Files / View command).

What is RPM build?

rpmbuild is used to build both binary and source software packages. A package consists of an archive of files and meta- data used to install and erase the archive files. The meta-data includes helper scripts, file attributes, and descriptive information about the package.

Is yum or rpm better?

The major differences between YUM and RPM are that yum knows how to resolve dependencies and can source these additional packages when doing its work. Though rpm can alert you to these dependencies, it is unable to source additional packages. As to installing vs. upgrading.

What is RPM software package?

RPM Package Manager (also known as RPM), originally called the Red-hat Package Manager, is an open source program for installing, uninstalling, and managing software packages in Linux. RPM was developed on the basis of the Linux Standard Base (LSB).

How do I build an RPM Package?

The following packages need to be installed to build the RPM package: After installing rpmdevtools, create the file tree you need to build RPM packages: You build RPM packages as a normal (not root) user, so your build environment is placed into your home directory. It contains this directory structure:

Why do rpm packagers prefer to package the byte-compiled version for distribution?

Hence, RPM Packagers prefer to package the byte-compiled version for distribution to end users. Procedure for byte-compiling programs is different for different languages. It depends on the language, the language’s virtual machine, and the tools and processes used with that language.

What is the difference between build directory and rpms Directory?

The BUILD directory is used during the build process of the RPM package. This is where the temporary files are stored, moved around, etc. The RPMS directory holds RPM packages built for different architectures and noarch if specified in .spec file or during the build.

What is the difference between buildrequires and requires in rpmbuild?

However, BuildRequires is to tell rpmbuild what is needed by your package at build time and Requires is what is needed by your package at run time. In this example we will need the gcc and make packages in order to perform the compilation build process.