The below can be pasted in to install dnf-automatic and setup automatic updates and emails from root@hostname all in one go.
It automatically adds in the current hostname so in most cases no edits are needed unless you prefer notifications vs automatic updates.
Shell
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sudo dnf install -y vim dnf-automatictee /etc/dnf/automatic.conf <<EOF[commands]upgrade_type = defaultrandom_sleep = 0download_updates = yesapply_updates = yes[emitters]emit_via = motd[email]email_from = root@$(hostname --fqdn)email_to = rootemail_host = localhost[base]debuglevel = 1EOFsudo systemctl enable --now dnf-automatic.timerExample:
Shell
[root@testalmalinux ~]# sudo dnf install -y vim dnf-automaticLast metadata expiration check: 0:36:30 ago on Sat 07 Aug 2021 02:16:39 PM UTC.Dependencies resolved.================================================================================================================================== Package Architecture Version Repository Size==================================================================================================================================Installing: dnf-automatic noarch 4.4.2-11.el8 baseos 147 k vim-enhanced x86_64 2:8.0.1763-15.el8 appstream 1.4 MInstalling dependencies: gpm-libs x86_64 1.20.7-17.el8 appstream 38 k vim-common x86_64 2:8.0.1763-15.el8 appstream 6.3 MTransaction Summary==================================================================================================================================Install 4 PackagesTotal download size: 7.9 MInstalled size: 30 MDownloading Packages:(1/4): gpm-libs-1.20.7-17.el8.x86_64.rpm 671 kB/s | 38 kB 00:00 (2/4): dnf-automatic-4.4.2-11.el8.noarch.rpm 2.1 MB/s | 147 kB 00:00 (3/4): vim-enhanced-8.0.1763-15.el8.x86_64.rpm 11 MB/s | 1.4 MB 00:00 (4/4): vim-common-8.0.1763-15.el8.x86_64.rpm 15 MB/s | 6.3 MB 00:00 ----------------------------------------------------------------------------------------------------------------------------------Total 4.9 MB/s | 7.9 MB 00:01 Running transaction checkTransaction check succeeded.Running transaction testTransaction test succeeded.Running transaction Preparing : 1/1 Installing : vim-common-2:8.0.1763-15.el8.x86_64 1/4 Installing : gpm-libs-1.20.7-17.el8.x86_64 2/4 Running scriptlet: gpm-libs-1.20.7-17.el8.x86_64 2/4 Installing : vim-enhanced-2:8.0.1763-15.el8.x86_64 3/4 Installing : dnf-automatic-4.4.2-11.el8.noarch 4/4 Running scriptlet: dnf-automatic-4.4.2-11.el8.noarch 4/4 Running scriptlet: vim-common-2:8.0.1763-15.el8.x86_64 4/4 Verifying : dnf-automatic-4.4.2-11.el8.noarch 1/4 Verifying : gpm-libs-1.20.7-17.el8.x86_64 2/4 Verifying : vim-common-2:8.0.1763-15.el8.x86_64 3/4 Verifying : vim-enhanced-2:8.0.1763-15.el8.x86_64 4/4 Installed: dnf-automatic-4.4.2-11.el8.noarch gpm-libs-1.20.7-17.el8.x86_64 vim-common-2:8.0.1763-15.el8.x86_64 vim-enhanced-2:8.0.1763-15.el8.x86_64 Complete![root@testalmalinux ~]# tee /etc/dnf/automatic.conf <<EOF> [commands]> upgrade_type = default> random_sleep = 0> download_updates = yes> apply_updates = yes> > [emitters]> emit_via = motd> > [email]> email_from = root@$(hostname --fqdn)> email_to = root> email_host = localhost> > [base]> debuglevel = 1> EOF[commands]upgrade_type = defaultrandom_sleep = 0download_updates = yesapply_updates = yes[emitters]emit_via = motd[email]email_from = root@testalmalinux.whattheserver.comemail_to = rootemail_host = localhost[base]debuglevel = 1[root@testalmalinux ~]# sudo systemctl enable --now dnf-automatic.timerCreated symlink /etc/systemd/system/timers.target.wants/dnf-automatic.timer → /usr/lib/systemd/system/dnf-automatic.timer.[root@testalmalinux ~]# sudo systemctl list-timers *dnf-*NEXT LEFT LAST PASSED UNIT ACTIVATESSun 2021-08-08 06:40:57 UTC 15h left n/a n/a dnf-automatic.timer dnf-automatic.servicen/a n/a n/a n/a dnf-makecache.timer dnf-makecache.service2 timers listed.Pass --all to see loaded but inactive timers, too.[root@testalmalinux ~]#More details on the overall individual things can be found at source reference post for those curious how it works.
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