Inspect dnf configuration.
Prerequisites
Install config-manager for dnf.
$ sudo dnf install 'dnf-command(config-manager)'
Display help information.
$ dnf config-manager --help
usage: dnf config-manager [-c [config file]] [-q] [-v] [--version] [--installroot [path]] [--nodocs] [--noplugins] [--enableplugin [plugin]] [--disableplugin [plugin]]
[--releasever RELEASEVER] [--setopt SETOPTS] [--skip-broken] [-h] [--allowerasing] [-b | --nobest] [-C] [-R [minutes]] [-d [debug level]]
[--debugsolver] [--showduplicates] [-e ERRORLEVEL] [--obsoletes] [--rpmverbosity [debug level name]] [-y] [--assumeno] [--enablerepo [repo]]
[--disablerepo [repo] | --repo [repo]] [--enable | --disable] [-x [package]] [--disableexcludes [repo]] [--repofrompath [repo,path]] [--noautoremove]
[--nogpgcheck] [--color COLOR] [--refresh] [-4] [-6] [--destdir DESTDIR] [--downloadonly] [--comment COMMENT] [--bugfix] [--enhancement] [--newpackage]
[--security] [--advisory ADVISORY] [--bz BUGZILLA] [--cve CVES] [--sec-severity {Critical,Important,Moderate,Low}] [--forcearch ARCH] [--save]
[--add-repo URL] [--dump] [--dump-variables] [--set-enabled | --set-disabled]
[repo ...]
manage dnf configuration options and repositories
General DNF options:
-c [config file], --config [config file]
config file location
-q, --quiet quiet operation
-v, --verbose verbose operation
--version show DNF version and exit
--installroot [path] set install root
--nodocs do not install documentations
--noplugins disable all plugins
--enableplugin [plugin]
enable plugins by name
--disableplugin [plugin]
disable plugins by name
--releasever RELEASEVER
override the value of $releasever in config and repo files
--setopt SETOPTS set arbitrary config and repo options
--skip-broken resolve depsolve problems by skipping packages
-h, --help, --help-cmd
show command help
--allowerasing allow erasing of installed packages to resolve dependencies
-b, --best try the best available package versions in transactions.
--nobest do not limit the transaction to the best candidate
-C, --cacheonly run entirely from system cache, don't update cache
-R [minutes], --randomwait [minutes]
maximum command wait time
-d [debug level], --debuglevel [debug level]
debugging output level
--debugsolver dumps detailed solving results into files
--showduplicates show duplicates, in repos, in list/search commands
-e ERRORLEVEL, --errorlevel ERRORLEVEL
error output level
--obsoletes enables dnf's obsoletes processing logic for upgrade or display capabilities that the package obsoletes for info, list and repoquery
--rpmverbosity [debug level name]
debugging output level for rpm
-y, --assumeyes automatically answer yes for all questions
--assumeno automatically answer no for all questions
--enablerepo [repo] Enable additional repositories. List option. Supports globs, can be specified multiple times.
--disablerepo [repo] Disable repositories. List option. Supports globs, can be specified multiple times.
--repo [repo], --repoid [repo]
enable just specific repositories by an id or a glob, can be specified multiple times
--enable enable repos with config-manager command (automatically saves)
--disable disable repos with config-manager command (automatically saves)
-x [package], --exclude [package], --excludepkgs [package]
exclude packages by name or glob
--disableexcludes [repo], --disableexcludepkgs [repo]
disable excludepkgs
--repofrompath [repo,path]
label and path to an additional repository to use (same path as in a baseurl), can be specified multiple times.
--noautoremove disable removal of dependencies that are no longer used
--nogpgcheck disable gpg signature checking (if RPM policy allows)
--color COLOR control whether color is used
--refresh set metadata as expired before running the command
-4 resolve to IPv4 addresses only
-6 resolve to IPv6 addresses only
--destdir DESTDIR, --downloaddir DESTDIR
set directory to copy packages to
--downloadonly only download packages
--comment COMMENT add a comment to transaction
--bugfix Include bugfix relevant packages, in updates
--enhancement Include enhancement relevant packages, in updates
--newpackage Include newpackage relevant packages, in updates
--security Include security relevant packages, in updates
--advisory ADVISORY, --advisories ADVISORY
Include packages needed to fix the given advisory, in updates
--bz BUGZILLA, --bzs BUGZILLA
Include packages needed to fix the given BZ, in updates
--cve CVES, --cves CVES
Include packages needed to fix the given CVE, in updates
--sec-severity {Critical,Important,Moderate,Low}, --secseverity {Critical,Important,Moderate,Low}
Include security relevant packages matching the severity, in updates
--forcearch ARCH Force the use of an architecture
Config-manager command-specific options:
--save save the current options (useful with --setopt)
--add-repo URL add (and enable) the repo from the specified file or url
--dump print current configuration values to stdout
--dump-variables print variable values to stdout
--set-enabled enable repos (automatically saves)
--set-disabled disable repos (automatically saves)
repo repo to modify
Inspect global configuration
Display current configuration.
$ dnf config-manager --dump
======================================================================================= main ======================================================================================= [main] allow_vendor_change = 1 assumeno = 0 assumeyes = 0 autocheck_running_kernel = 1 bandwidth = 0 best = 1 bugtracker_url = https://bugzilla.redhat.com/enter_bug.cgi?product=Fedora&component=dnf cachedir = /var/cache/dnf cacheonly = 0 check_config_file_age = 1 clean_requirements_on_remove = 1 color = auto color_list_available_downgrade = magenta color_list_available_install = bold,cyan color_list_available_reinstall = bold,underline,green color_list_available_upgrade = bold,blue color_list_installed_extra = bold,red color_list_installed_newer = bold,yellow color_list_installed_older = yellow color_list_installed_reinstall = cyan color_search_match = bold,magenta color_update_installed = red color_update_local = green color_update_remote = bold,green config_file_path = /etc/dnf/dnf.conf countme = 0 debug_solver = 0 debuglevel = 2 defaultyes = 0 deltarpm = 1 deltarpm_percentage = 75 disable_excludes = diskspacecheck = 1 enabled = 1 enablegroups = 1 errorlevel = 3 exclude = exclude_from_weak = exclude_from_weak_autodetect = 1 excludepkgs = exit_on_lock = 0 fastestmirror = 1 gpgcheck = 1 gpgkey_dns_verification = 0 group_package_types = mandatory, default, conditional history_list_view = commands history_record = 1 history_record_packages = dnf, rpm ignorearch = 0 includepkgs = install_weak_deps = 1 installonly_limit = 3 installonlypkgs = kernel, kernel-PAE, installonlypkg(kernel), installonlypkg(kernel-module), installonlypkg(vm), multiversion(kernel) installroot = / ip_resolve = whatever keepcache = 0 localpkg_gpgcheck = 0 log_compress = 0 log_rotate = 4 log_size = 1048576 logdir = /var/log logfilelevel = 9 max_parallel_downloads = 10 metadata_expire = 172800 metadata_timer_sync = 10800 minrate = 1000 module_obsoletes = 0 module_stream_switch = 0 multilib_policy = best obsoletes = 1 password = persistdir = /var/lib/dnf pluginconfpath = /etc/dnf/plugins pluginpath = /usr/lib/python3.9/site-packages/dnf-plugins plugins = 1 protect_running_kernel = 1 protected_packages = dnf, systemd, systemd-udev, dnf, yum, sudo, systemd, systemd-udev, dnf, yum, sudo proxy = proxy_auth_method = any proxy_sslcacert = proxy_sslclientcert = proxy_sslclientkey = proxy_sslverify = 1 recent = 7 repo_gpgcheck = 0 reposdir = /etc/yum.repos.d, /etc/yum/repos.d, /etc/distro.repos.d reset_nice = 1 retries = 10 rpmverbosity = info showdupesfromrepos = 0 skip_broken = 0 skip_if_unavailable = 0 sslcacert = sslclientcert = sslclientkey = sslverify = 1 sslverifystatus = 0 strict = 1 system_cachedir = /var/cache/dnf throttle = 0 timeout = 30 transformdb = 1 tsflags = upgrade_group_objects_upgrade = 1 user_agent = libdnf (CentOS Stream 9; generic; Linux.x86_64) username = varsdir = /etc/yum/vars, /etc/dnf/vars zchunk = 1
Display configuration options related to the specific phrase.
$ dnf config-manager --dump | awk -F " = " '$1~/ssl/ {print}'
proxy_sslcacert = proxy_sslclientcert = proxy_sslclientkey = proxy_sslverify = 1 sslcacert = sslclientcert = sslclientkey = sslverify = 1 sslverifystatus = 0
Display particular configuration option.
$ dnf config-manager --dump | awk -F " = " '$1=="cachedir" {print $2}'
/var/cache/dnf
Display configuration variables.
$ dnf config-manager --dump-variables
arch = x86_64 basearch = x86_64 stream = 9-stream releasever = 9
Inspect repository configuration
Display configured repositories.
$ dnf repolist
repo id repo name appstream CentOS Stream 9 - AppStream baseos CentOS Stream 9 - BaseOS extras-common CentOS Stream 9 - Extras packages
Display repository configuration.
$ dnf config-manager --dump appstream
================================================================================= repo: appstream ================================================================================== [appstream] bandwidth = 0 baseurl = cachedir = /var/cache/dnf cost = 1000 countme = 1 deltarpm = 1 deltarpm_percentage = 75 enabled = 1 enabled_metadata = enablegroups = 1 exclude = excludepkgs = fastestmirror = 1 gpgcheck = 1 gpgkey = file:///etc/pki/rpm-gpg/RPM-GPG-KEY-centosofficial includepkgs = ip_resolve = whatever max_parallel_downloads = 10 mediaid = metadata_expire = 21600 metalink = https://mirrors.centos.org/metalink?repo=centos-appstream-9-stream&arch=x86_64&protocol=https,http minrate = 1000 module_hotfixes = 0 name = CentOS Stream 9 - AppStream password = priority = 99 protected_packages = dnf, systemd, systemd-udev, dnf, yum, sudo, systemd, systemd-udev, dnf, yum, sudo proxy = proxy_auth_method = any proxy_sslcacert = proxy_sslclientcert = proxy_sslclientkey = proxy_sslverify = 1 repo_gpgcheck = 0 retries = 10 skip_if_unavailable = 0 sslcacert = sslclientcert = sslclientkey = sslverify = 1 sslverifystatus = 0 throttle = 0 timeout = 30 type = user_agent = libdnf (CentOS Stream 9; generic; Linux.x86_64) username =
Store configuration option
Inspect configuration file.
$ cat /etc/dnf/dnf.conf
[main] gpgcheck=1 installonly_limit=3 clean_requirements_on_remove=True best=True skip_if_unavailable=False max_parallel_downloads=10 fastestmirror=True
Alter particular configuration option.
$ dnf config-manager --setopt max_parallel_downloads=5 --save
Inspect configuration file again.
$ cat /etc/dnf/dnf.conf
[main] gpgcheck=1 installonly_limit=3 clean_requirements_on_remove=True best=True skip_if_unavailable=False max_parallel_downloads=5 fastestmirror=True
