Open Infrastructure

Try 2 w/ centos7:

Complete!
Beginning main installation.
2019-11-03 15:20:05  930 [10396] ( INFO): cPanel & WHM installation started at: Sun Nov  3 15:20:05 2019!
2019-11-03 15:20:05  931 [10396] ( INFO): This installation will require 10-50 minutes, depending on your hardware and network.
2019-11-03 15:20:05  932 [10396] ( INFO): Now is the time to go get another cup of coffee/jolt.
2019-11-03 15:20:05  933 [10396] ( INFO): The install will log to the /var/log/cpanel-install.log file.
2019-11-03 15:20:05  934 [10396] ( INFO): 
2019-11-03 15:20:05  935 [10396] ( INFO): Beginning Installation v3...
2019-11-03 15:20:05  579 [10396] (DEBUG):   Detected distro “centos-release”, version “7.4”, arch “x86_64”
2019-11-03 15:20:05  603 [10396] ( INFO): CentOS 7.4 (Linux) detected!
2019-11-03 15:20:05  619 [10396] ( INFO): Checking RAM now...
2019-11-03 15:20:05  679 [10396] ( INFO): Validating that the system hostname ('localhost.localdomain') is a FQDN...
2019-11-03 15:20:05  685 [10396] (ERROR): 
2019-11-03 15:20:05  686 [10396] (ERROR): ********************* ERROR *********************
2019-11-03 15:20:05  687 [10396] (ERROR): 
2019-11-03 15:20:05  688 [10396] (ERROR): Your hostname (localhost.localdomain) is invalid, and must be
2019-11-03 15:20:05  689 [10396] (ERROR): set to a fully qualified domain name before installing cPanel.
2019-11-03 15:20:05  690 [10396] (ERROR): 
2019-11-03 15:20:05  691 [10396] (ERROR): A fully qualified domain name must contain two dots, and consists of two parts: the hostname and the domain name.
2019-11-03 15:20:05  692 [10396] (ERROR): You can update your hostname by running `hostname your-hostname.example.com`, then re-running the installer.
2019-11-03 15:20:05  694 [10396] (ERROR): ********************* ERROR *********************
2019-11-03 15:20:05  695 [10396] (FATAL): Exiting...
Removing /root/installer.lock.
[root@localhost home]# 

• Setting the hostname to cpanel1.ungleich.ch

2019-11-03 15:22:44 1986 [10716] ( INFO): Valid signature for fix-cpanel-perl.xz (file:fix-cpanel-perl.xz, sig:fix-cpanel-perl.xz.asc)
2019-11-03 15:22:44 1331 [10716] (DEBUG):   - ssystem [BEGIN]: /usr/bin/unxz fix-cpanel-perl.xz
2019-11-03 15:22:44 1331 [10716] (DEBUG):   - ssystem [END]
2019-11-03 15:22:44 1159 [10716] ( INFO): Running script fix-cpanel-perl to bootstrap cPanel Perl.
2019-11-03 15:22:55 1168 [10716] ( INFO): Successfully installed cPanel Perl minimal version.
2019-11-03 15:22:55 1189 [10621] ( INFO): Downloading updatenow.static
2019-11-03 15:22:55 1196 [10621] (DEBUG):   Retrieving the updatenow.static file from /cpanelsync/11.84.0.6/cpanel/scripts/updatenow.static.bz2...
2019-11-03 15:22:55 1352 [10621] (DEBUG):   Retrieving http://httpupdate.cpanel.net/cpanelsync/11.84.0.6/cpanel/scripts/updatenow.static.bz2 to the updatenow.static.bz2 file...
2019-11-03 15:22:57 1318 [10621] (DEBUG):   - ssystem [BEGIN]: /usr/bin/bunzip2 updatenow.static.bz2
2019-11-03 15:22:57 1318 [10621] (DEBUG):   - ssystem [END]
2019-11-03 15:22:57 1352 [10621] (DEBUG):   Retrieving http://httpupdate.cpanel.net/cpanelsync/11.84.0.6/cpanel/scripts/updatenow.static.asc to the updatenow.static.asc file...
2019-11-03 15:22:58 1986 [10621] ( INFO): Valid signature for updatenow.static (file:updatenow.static, sig:updatenow.static.asc)
2019-11-03 15:22:58 1207 [10621] ( INFO): Closing the installation log and passing output control to the updatenow.static file...
[2019-11-03 15:22:59 +0000]   Running version '11.84.0.6' of updatenow.
[2019-11-03 15:22:59 +0000]   Retrieved public key from vendor: cpanel, category: development, url: https://securedownloads.cpanel.net/cPanelDevelopmentKey.asc
[2019-11-03 15:23:00 +0000]   Retrieved public key from vendor: cpanel, category: release, url: https://securedownloads.cpanel.net/cPanelPublicKey.asc
[2019-11-03 15:23:00 +0000]   Detected version '' from version file.
[2019-11-03 15:23:00 +0000]   --force passed on command line. Upgrade will disregard update config settings.
[2019-11-03 15:23:00 +0000] E Tried to sync version /etc/cpanel/TIERS.json file but failed: httpupdate.cpanel.net did not have any working mirrors.  Please check your internet connection or dns server. at ./updatenow.static line 44293.
[2019-11-03 15:23:00 +0000] ***** FATAL: The version for tier 'release' is not defined!
[2019-11-03 15:23:00 +0000]   The Administrator will be notified to review this output when this script completes
[2019-11-03 15:23:00 +0000] E Detected events which require user notification during updatenow. Will send iContact the log
info [updatenow] upcp:: Notification => root@cpanel1.unglei***** via EMAIL [eventimportance => High (1)]
warn [updatenow] Failed to send notification of type “EMAIL”: /usr/sbin/sendmail is not executable by UID 0 (No such file or directory) at ./updatenow.static line 61486.

There were errors when running updatenow:

[2019-11-03 15:23:00 +0000] E The install encountered an error: The version for tier 'release' is not defined!
Can't exec "/usr/local/cpanel/scripts/cpanel_initial_install": No such file or directory at /home/cPanelInstall/selfgz10569/install line 342.
2019-11-03 15:23:00  346 [10621] (FATAL): The system failed to run the /usr/local/cpanel/scripts/cpanel_initial_install script.
Removing /root/installer.lock.
[root@localhost home]# 

... and fails.

Trying on a dual stack VM: continues to install further

Works on dual stack, but not IPv6 only.

cpanel not to be continued / not to be supported for longer time:

cPanelPhilH Today at 9:52 PM
We have no plans of delivering IPv6 only support at this time, however that may change based on a number of factors, including demand.

In case they want to move forward, we offer help & support:

ungleich Today at 9:54 PM
Fair enough! In that case we will look into alternatives for these customers at the moment. If you are interested in actively pursuing it, we are open to helping you with infrastructure and knowledge - just give me a ping.