How To Install drgn on Fedora 34

drgn is Scriptable debugger library

Introduction

In this tutorial we learn how to install drgn on Fedora 34.

What is drgn

drgn (pronounced “dragon”) is a debugger with an emphasis on programmability. drgn exposes the types and variables in a program for easy, expressive scripting in Python.

We can use yum or dnf to install drgn on Fedora 34. In this tutorial we discuss both methods but you only need to choose one of method to install drgn.

Install drgn on Fedora 34 Using dnf

Update yum database with dnf using the following command.

sudo dnf makecache --refresh

The output should look something like this:

Fedora 34 - x86_64                               20 kB/s | 6.6 kB     00:00
Fedora 34 openh264 (From Cisco) - x86_64        1.4 kB/s | 989  B     00:00
Fedora Modular 34 - x86_64                       68 kB/s | 6.5 kB     00:00
Fedora 34 - x86_64 - Updates                    3.5 kB/s | 6.2 kB     00:01
Fedora Modular 34 - x86_64 - Updates             17 kB/s | 5.9 kB     00:00
Metadata cache created.

After updating yum database, We can install drgn using dnf by running the following command:

sudo dnf -y install drgn

Install drgn on Fedora 34 Using yum

Update yum database with yum using the following command.

sudo yum makecache --refresh

The output should look something like this:

Fedora 34 - x86_64                               20 kB/s | 6.6 kB     00:00
Fedora 34 openh264 (From Cisco) - x86_64        1.4 kB/s | 989  B     00:00
Fedora Modular 34 - x86_64                       68 kB/s | 6.5 kB     00:00
Fedora 34 - x86_64 - Updates                    3.5 kB/s | 6.2 kB     00:01
Fedora Modular 34 - x86_64 - Updates             17 kB/s | 5.9 kB     00:00
Metadata cache created.

After updating yum database, We can install drgn using yum by running the following command:

sudo yum -y install drgn

How To Uninstall drgn on Fedora 34

To uninstall only the drgn package we can use the following command:

sudo dnf remove drgn

drgn Package Contents on Fedora 34

/usr/bin/drgn
/usr/lib/.build-id
/usr/lib/.build-id/0c
/usr/lib/.build-id/0c/247b3232eb208c94ff0bd5b588383032edc6ef
/usr/lib64/python3.9/site-packages/_drgn.cpython-39-x86_64-linux-gnu.so
/usr/lib64/python3.9/site-packages/_drgn.pyi
/usr/lib64/python3.9/site-packages/drgn
/usr/lib64/python3.9/site-packages/drgn-0.0.13-py3.9.egg-info
/usr/lib64/python3.9/site-packages/drgn-0.0.13-py3.9.egg-info/PKG-INFO
/usr/lib64/python3.9/site-packages/drgn-0.0.13-py3.9.egg-info/SOURCES.txt
/usr/lib64/python3.9/site-packages/drgn-0.0.13-py3.9.egg-info/dependency_links.txt
/usr/lib64/python3.9/site-packages/drgn-0.0.13-py3.9.egg-info/entry_points.txt
/usr/lib64/python3.9/site-packages/drgn-0.0.13-py3.9.egg-info/top_level.txt
/usr/lib64/python3.9/site-packages/drgn/__init__.py
/usr/lib64/python3.9/site-packages/drgn/__main__.py
/usr/lib64/python3.9/site-packages/drgn/__pycache__
/usr/lib64/python3.9/site-packages/drgn/__pycache__/__init__.cpython-39.opt-1.pyc
/usr/lib64/python3.9/site-packages/drgn/__pycache__/__init__.cpython-39.pyc
/usr/lib64/python3.9/site-packages/drgn/__pycache__/__main__.cpython-39.opt-1.pyc
/usr/lib64/python3.9/site-packages/drgn/__pycache__/__main__.cpython-39.pyc
/usr/lib64/python3.9/site-packages/drgn/helpers
/usr/lib64/python3.9/site-packages/drgn/helpers/__init__.py
/usr/lib64/python3.9/site-packages/drgn/helpers/__pycache__
/usr/lib64/python3.9/site-packages/drgn/helpers/__pycache__/__init__.cpython-39.opt-1.pyc
/usr/lib64/python3.9/site-packages/drgn/helpers/__pycache__/__init__.cpython-39.pyc
/usr/lib64/python3.9/site-packages/drgn/helpers/linux
/usr/lib64/python3.9/site-packages/drgn/helpers/linux/__init__.py
/usr/lib64/python3.9/site-packages/drgn/helpers/linux/__pycache__
/usr/lib64/python3.9/site-packages/drgn/helpers/linux/__pycache__/__init__.cpython-39.opt-1.pyc
/usr/lib64/python3.9/site-packages/drgn/helpers/linux/__pycache__/__init__.cpython-39.pyc
/usr/lib64/python3.9/site-packages/drgn/helpers/linux/__pycache__/block.cpython-39.opt-1.pyc
/usr/lib64/python3.9/site-packages/drgn/helpers/linux/__pycache__/block.cpython-39.pyc
/usr/lib64/python3.9/site-packages/drgn/helpers/linux/__pycache__/boot.cpython-39.opt-1.pyc
/usr/lib64/python3.9/site-packages/drgn/helpers/linux/__pycache__/boot.cpython-39.pyc
/usr/lib64/python3.9/site-packages/drgn/helpers/linux/__pycache__/bpf.cpython-39.opt-1.pyc
/usr/lib64/python3.9/site-packages/drgn/helpers/linux/__pycache__/bpf.cpython-39.pyc
/usr/lib64/python3.9/site-packages/drgn/helpers/linux/__pycache__/cgroup.cpython-39.opt-1.pyc
/usr/lib64/python3.9/site-packages/drgn/helpers/linux/__pycache__/cgroup.cpython-39.pyc
/usr/lib64/python3.9/site-packages/drgn/helpers/linux/__pycache__/cpumask.cpython-39.opt-1.pyc
/usr/lib64/python3.9/site-packages/drgn/helpers/linux/__pycache__/cpumask.cpython-39.pyc
/usr/lib64/python3.9/site-packages/drgn/helpers/linux/__pycache__/device.cpython-39.opt-1.pyc
/usr/lib64/python3.9/site-packages/drgn/helpers/linux/__pycache__/device.cpython-39.pyc
/usr/lib64/python3.9/site-packages/drgn/helpers/linux/__pycache__/fs.cpython-39.opt-1.pyc
/usr/lib64/python3.9/site-packages/drgn/helpers/linux/__pycache__/fs.cpython-39.pyc
/usr/lib64/python3.9/site-packages/drgn/helpers/linux/__pycache__/idr.cpython-39.opt-1.pyc
/usr/lib64/python3.9/site-packages/drgn/helpers/linux/__pycache__/idr.cpython-39.pyc
/usr/lib64/python3.9/site-packages/drgn/helpers/linux/__pycache__/kconfig.cpython-39.opt-1.pyc
/usr/lib64/python3.9/site-packages/drgn/helpers/linux/__pycache__/kconfig.cpython-39.pyc
/usr/lib64/python3.9/site-packages/drgn/helpers/linux/__pycache__/kernfs.cpython-39.opt-1.pyc
/usr/lib64/python3.9/site-packages/drgn/helpers/linux/__pycache__/kernfs.cpython-39.pyc
/usr/lib64/python3.9/site-packages/drgn/helpers/linux/__pycache__/list.cpython-39.opt-1.pyc
/usr/lib64/python3.9/site-packages/drgn/helpers/linux/__pycache__/list.cpython-39.pyc
/usr/lib64/python3.9/site-packages/drgn/helpers/linux/__pycache__/list_nulls.cpython-39.opt-1.pyc
/usr/lib64/python3.9/site-packages/drgn/helpers/linux/__pycache__/list_nulls.cpython-39.pyc
/usr/lib64/python3.9/site-packages/drgn/helpers/linux/__pycache__/mm.cpython-39.opt-1.pyc
/usr/lib64/python3.9/site-packages/drgn/helpers/linux/__pycache__/mm.cpython-39.pyc
/usr/lib64/python3.9/site-packages/drgn/helpers/linux/__pycache__/net.cpython-39.opt-1.pyc
/usr/lib64/python3.9/site-packages/drgn/helpers/linux/__pycache__/net.cpython-39.pyc
/usr/lib64/python3.9/site-packages/drgn/helpers/linux/__pycache__/percpu.cpython-39.opt-1.pyc
/usr/lib64/python3.9/site-packages/drgn/helpers/linux/__pycache__/percpu.cpython-39.pyc
/usr/lib64/python3.9/site-packages/drgn/helpers/linux/__pycache__/pid.cpython-39.opt-1.pyc
/usr/lib64/python3.9/site-packages/drgn/helpers/linux/__pycache__/pid.cpython-39.pyc
/usr/lib64/python3.9/site-packages/drgn/helpers/linux/__pycache__/radixtree.cpython-39.opt-1.pyc
/usr/lib64/python3.9/site-packages/drgn/helpers/linux/__pycache__/radixtree.cpython-39.pyc
/usr/lib64/python3.9/site-packages/drgn/helpers/linux/__pycache__/rbtree.cpython-39.opt-1.pyc
/usr/lib64/python3.9/site-packages/drgn/helpers/linux/__pycache__/rbtree.cpython-39.pyc
/usr/lib64/python3.9/site-packages/drgn/helpers/linux/__pycache__/sched.cpython-39.opt-1.pyc
/usr/lib64/python3.9/site-packages/drgn/helpers/linux/__pycache__/sched.cpython-39.pyc
/usr/lib64/python3.9/site-packages/drgn/helpers/linux/__pycache__/tcp.cpython-39.opt-1.pyc
/usr/lib64/python3.9/site-packages/drgn/helpers/linux/__pycache__/tcp.cpython-39.pyc
/usr/lib64/python3.9/site-packages/drgn/helpers/linux/__pycache__/user.cpython-39.opt-1.pyc
/usr/lib64/python3.9/site-packages/drgn/helpers/linux/__pycache__/user.cpython-39.pyc
/usr/lib64/python3.9/site-packages/drgn/helpers/linux/block.py
/usr/lib64/python3.9/site-packages/drgn/helpers/linux/boot.py
/usr/lib64/python3.9/site-packages/drgn/helpers/linux/bpf.py
/usr/lib64/python3.9/site-packages/drgn/helpers/linux/cgroup.py
/usr/lib64/python3.9/site-packages/drgn/helpers/linux/cpumask.py
/usr/lib64/python3.9/site-packages/drgn/helpers/linux/device.py
/usr/lib64/python3.9/site-packages/drgn/helpers/linux/fs.py
/usr/lib64/python3.9/site-packages/drgn/helpers/linux/idr.py
/usr/lib64/python3.9/site-packages/drgn/helpers/linux/kconfig.py
/usr/lib64/python3.9/site-packages/drgn/helpers/linux/kernfs.py
/usr/lib64/python3.9/site-packages/drgn/helpers/linux/list.py
/usr/lib64/python3.9/site-packages/drgn/helpers/linux/list_nulls.py
/usr/lib64/python3.9/site-packages/drgn/helpers/linux/mm.py
/usr/lib64/python3.9/site-packages/drgn/helpers/linux/net.py
/usr/lib64/python3.9/site-packages/drgn/helpers/linux/percpu.py
/usr/lib64/python3.9/site-packages/drgn/helpers/linux/pid.py
/usr/lib64/python3.9/site-packages/drgn/helpers/linux/radixtree.py
/usr/lib64/python3.9/site-packages/drgn/helpers/linux/rbtree.py
/usr/lib64/python3.9/site-packages/drgn/helpers/linux/sched.py
/usr/lib64/python3.9/site-packages/drgn/helpers/linux/tcp.py
/usr/lib64/python3.9/site-packages/drgn/helpers/linux/user.py
/usr/lib64/python3.9/site-packages/drgn/internal
/usr/lib64/python3.9/site-packages/drgn/internal/__init__.py
/usr/lib64/python3.9/site-packages/drgn/internal/__pycache__
/usr/lib64/python3.9/site-packages/drgn/internal/__pycache__/__init__.cpython-39.opt-1.pyc
/usr/lib64/python3.9/site-packages/drgn/internal/__pycache__/__init__.cpython-39.pyc
/usr/lib64/python3.9/site-packages/drgn/internal/__pycache__/cli.cpython-39.opt-1.pyc
/usr/lib64/python3.9/site-packages/drgn/internal/__pycache__/cli.cpython-39.pyc
/usr/lib64/python3.9/site-packages/drgn/internal/__pycache__/rlcompleter.cpython-39.opt-1.pyc
/usr/lib64/python3.9/site-packages/drgn/internal/__pycache__/rlcompleter.cpython-39.pyc
/usr/lib64/python3.9/site-packages/drgn/internal/__pycache__/version.cpython-39.opt-1.pyc
/usr/lib64/python3.9/site-packages/drgn/internal/__pycache__/version.cpython-39.pyc
/usr/lib64/python3.9/site-packages/drgn/internal/cli.py
/usr/lib64/python3.9/site-packages/drgn/internal/rlcompleter.py
/usr/lib64/python3.9/site-packages/drgn/internal/version.py
/usr/lib64/python3.9/site-packages/drgn/py.typed
/usr/share/doc/drgn
/usr/share/doc/drgn/README.rst
/usr/share/drgn
/usr/share/drgn/examples
/usr/share/drgn/examples/linux
/usr/share/drgn/examples/linux/cgroup.py
/usr/share/drgn/examples/linux/fs_inodes.py
/usr/share/drgn/examples/linux/lsmod.py
/usr/share/drgn/examples/linux/ps.py
/usr/share/drgn/examples/linux/tcp_sock.py
/usr/share/drgn/tools
/usr/share/drgn/tools/bpf_inspect.py
/usr/share/licenses/drgn
/usr/share/licenses/drgn/COPYING

References

Summary

In this tutorial we learn how to install drgn on Fedora 34 using yum and dnf.