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Bug #32068

closed

Installation of katello-ca-consumer fails on RHEL with enabled FIPS

Added by Leos Stejskal about 3 years ago. Updated about 3 years ago.

Status:
Rejected
Priority:
Normal
Assignee:
-
Category:
Foreman modules
Target version:
-
Difficulty:
Triaged:
Yes
Fixed in Releases:
Found in Releases:

Description

Preconditions:
RHEL with enabled fips:

fips-mode-setup --enable
reboot
fips-mode-setup --check
# -> FIPS mode is enabled.

Steps to reproduce

curl -o katello-ca-consumer-latest.noarch.rpm http://foreman.example.com/pub/katello-ca-consumer-latest.noarch.rpm
yum localinstall -y katello-ca-consumer-latest.noarch.rpm

Downloading Packages:
Running transaction check
Transaction check succeeded.
Running transaction test
Error: Transaction test error:
  package katello-ca-consumer-centos7-katello-devel-stable.example.com-1.0-1.noarch does not verify: no digest

Workaround

rpm -ivh --nodigest katello-ca-consumer-latest.noarch.rpm

Actions #1

Updated by Ewoud Kohl van Wijngaarden about 3 years ago

  • Project changed from Packaging to Installer
  • Category set to Foreman modules
  • Triaged changed from No to Yes
  • Found in Releases 2.4.0 added

Technically the installer generates this consumer CA RPM. I'm going to guess this shows up in every release but I'm picking the latest RC now.

Actions #2

Updated by Ewoud Kohl van Wijngaarden about 3 years ago

I can't reproduce this with a CentOS 8 server:

[root@centos8 ~]# dnf install http://pipe-katello-server-nightly-centos8.wisse.example.com/pub/katello-ca-consumer-latest.noarch.rpm
Last metadata expiration check: 0:04:10 ago on Thu 11 Mar 2021 11:01:45 UTC.
katello-ca-consumer-latest.noarch.rpm                                                                                                                 549 kB/s |  13 kB     00:00    
Dependencies resolved.
======================================================================================================================================================================================
 Package                                                                                   Architecture           Version                          Repository                    Size
======================================================================================================================================================================================
Installing:
 katello-ca-consumer-pipe-katello-server-nightly-centos8.wisse.example.com                 noarch                 1.0-1                            @commandline                  13 k
Installing dependencies:
 dnf-plugin-subscription-manager                                                           x86_64                 1.27.16-1.el8                    baseos                       288 k
 python3-ethtool                                                                           x86_64                 0.14-3.el8                       baseos                        45 k
 python3-iniparse                                                                          noarch                 0.4-31.el8                       baseos                        49 k
 python3-inotify                                                                           noarch                 0.9.6-13.el8                     baseos                        57 k
 python3-librepo                                                                           x86_64                 1.12.0-2.el8                     baseos                        52 k
 python3-subscription-manager-rhsm                                                         x86_64                 1.27.16-1.el8                    baseos                       360 k
 subscription-manager                                                                      x86_64                 1.27.16-1.el8                    baseos                       1.1 M
 subscription-manager-rhsm-certificates                                                    x86_64                 1.27.16-1.el8                    baseos                       256 k
 usermode                                                                                  x86_64                 1.113-1.el8                      baseos                       202 k

Transaction Summary
======================================================================================================================================================================================
Install  10 Packages

Total size: 2.4 M
Total download size: 2.4 M
Installed size: 6.2 M
Is this ok [y/N]: y
Downloading Packages:
(1/9): python3-iniparse-0.4-31.el8.noarch.rpm                                                                                                         592 kB/s |  49 kB     00:00    
(2/9): python3-ethtool-0.14-3.el8.x86_64.rpm                                                                                                          394 kB/s |  45 kB     00:00    
(3/9): python3-inotify-0.9.6-13.el8.noarch.rpm                                                                                                        922 kB/s |  57 kB     00:00    
(4/9): python3-librepo-1.12.0-2.el8.x86_64.rpm                                                                                                        463 kB/s |  52 kB     00:00    
(5/9): dnf-plugin-subscription-manager-1.27.16-1.el8.x86_64.rpm                                                                                       822 kB/s | 288 kB     00:00    
(6/9): python3-subscription-manager-rhsm-1.27.16-1.el8.x86_64.rpm                                                                                     1.2 MB/s | 360 kB     00:00    
(7/9): usermode-1.113-1.el8.x86_64.rpm                                                                                                                784 kB/s | 202 kB     00:00    
(8/9): subscription-manager-rhsm-certificates-1.27.16-1.el8.x86_64.rpm                                                                                544 kB/s | 256 kB     00:00    
(9/9): subscription-manager-1.27.16-1.el8.x86_64.rpm                                                                                                  626 kB/s | 1.1 MB     00:01    
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Total                                                                                                                                                 997 kB/s | 2.4 MB     00:02     
Running transaction check
Transaction check succeeded.
Running transaction test
Transaction test succeeded.
Running transaction
  Preparing        :                                                                                                                                                              1/1 
  Installing       : python3-iniparse-0.4-31.el8.noarch                                                                                                                          1/10 
  Installing       : usermode-1.113-1.el8.x86_64                                                                                                                                 2/10 
  Installing       : subscription-manager-rhsm-certificates-1.27.16-1.el8.x86_64                                                                                                 3/10 
  Installing       : python3-subscription-manager-rhsm-1.27.16-1.el8.x86_64                                                                                                      4/10 
  Installing       : python3-librepo-1.12.0-2.el8.x86_64                                                                                                                         5/10 
  Installing       : dnf-plugin-subscription-manager-1.27.16-1.el8.x86_64                                                                                                        6/10 
  Installing       : python3-inotify-0.9.6-13.el8.noarch                                                                                                                         7/10 
  Installing       : python3-ethtool-0.14-3.el8.x86_64                                                                                                                           8/10 
  Installing       : subscription-manager-1.27.16-1.el8.x86_64                                                                                                                   9/10 
  Running scriptlet: subscription-manager-1.27.16-1.el8.x86_64                                                                                                                   9/10 
  Installing       : katello-ca-consumer-pipe-katello-server-nightly-centos8.wisse.example.com-1.0-1.noarch                                                                     10/10 
  Running scriptlet: katello-ca-consumer-pipe-katello-server-nightly-centos8.wisse.example.com-1.0-1.noarch                                                                     10/10 

WARNING

The yum/dnf plugins: /etc/dnf/plugins/subscription-manager.conf were automatically enabled for the benefit of Red Hat Subscription Management. If not desired, use "subscription-manager config --rhsm.auto_enable_yum_plugins=0" to block this behavior.

  Verifying        : dnf-plugin-subscription-manager-1.27.16-1.el8.x86_64                                                                                                        1/10 
  Verifying        : python3-ethtool-0.14-3.el8.x86_64                                                                                                                           2/10 
  Verifying        : python3-iniparse-0.4-31.el8.noarch                                                                                                                          3/10 
  Verifying        : python3-inotify-0.9.6-13.el8.noarch                                                                                                                         4/10 
  Verifying        : python3-librepo-1.12.0-2.el8.x86_64                                                                                                                         5/10 
  Verifying        : python3-subscription-manager-rhsm-1.27.16-1.el8.x86_64                                                                                                      6/10 
  Verifying        : subscription-manager-1.27.16-1.el8.x86_64                                                                                                                   7/10 
  Verifying        : subscription-manager-rhsm-certificates-1.27.16-1.el8.x86_64                                                                                                 8/10 
  Verifying        : usermode-1.113-1.el8.x86_64                                                                                                                                 9/10 
  Verifying        : katello-ca-consumer-pipe-katello-server-nightly-centos8.wisse.example.com-1.0-1.noarch                                                                     10/10 

Installed:
  dnf-plugin-subscription-manager-1.27.16-1.el8.x86_64                         katello-ca-consumer-pipe-katello-server-nightly-centos8.wisse.example.com-1.0-1.noarch                 
  python3-ethtool-0.14-3.el8.x86_64                                            python3-iniparse-0.4-31.el8.noarch                                                                     
  python3-inotify-0.9.6-13.el8.noarch                                          python3-librepo-1.12.0-2.el8.x86_64                                                                    
  python3-subscription-manager-rhsm-1.27.16-1.el8.x86_64                       subscription-manager-1.27.16-1.el8.x86_64                                                              
  subscription-manager-rhsm-certificates-1.27.16-1.el8.x86_64                  usermode-1.113-1.el8.x86_64                                                                            

Complete!
[root@centos8 ~]# fips-mode-setup --check
FIPS mode is enabled.

Going to spin up a CentOS 7 server to check.

Actions #3

Updated by Ewoud Kohl van Wijngaarden about 3 years ago

Confirmed with an EL7 version built on Katello 3.18:

[root@centos8 ~]# dnf install http://centos7-katello-3-18.wisse.example.com/pub/katello-ca-consumer-latest.noarch.rpm
Last metadata expiration check: 0:31:35 ago on Thu 11 Mar 2021 11:20:13 UTC.
katello-ca-consumer-latest.noarch.rpm                                                                                                                 295 kB/s | 8.4 kB     00:00    
Dependencies resolved.
======================================================================================================================================================================================
 Package                                                                        Architecture               Version                             Repository                        Size
======================================================================================================================================================================================
Installing:
 katello-ca-consumer-centos7-katello-3-18.wisse.example.com                     noarch                     1.0-1                               @commandline                     8.4 k
Installing dependencies:
 dnf-plugin-subscription-manager                                                x86_64                     1.27.16-1.el8                       baseos                           288 k
 python3-ethtool                                                                x86_64                     0.14-3.el8                          baseos                            45 k
 python3-iniparse                                                               noarch                     0.4-31.el8                          baseos                            49 k
 python3-inotify                                                                noarch                     0.9.6-13.el8                        baseos                            57 k
 python3-librepo                                                                x86_64                     1.12.0-2.el8                        baseos                            52 k
 python3-subscription-manager-rhsm                                              x86_64                     1.27.16-1.el8                       baseos                           360 k
 subscription-manager                                                           x86_64                     1.27.16-1.el8                       baseos                           1.1 M
 subscription-manager-rhsm-certificates                                         x86_64                     1.27.16-1.el8                       baseos                           256 k
 usermode                                                                       x86_64                     1.113-1.el8                         baseos                           202 k

Transaction Summary
======================================================================================================================================================================================
Install  10 Packages

Total size: 2.4 M
Total download size: 2.4 M
Installed size: 6.2 M
Is this ok [y/N]: y
Downloading Packages:
(1/9): python3-iniparse-0.4-31.el8.noarch.rpm                                                                                                         461 kB/s |  49 kB     00:00    
(2/9): python3-ethtool-0.14-3.el8.x86_64.rpm                                                                                                          418 kB/s |  45 kB     00:00    
(3/9): python3-librepo-1.12.0-2.el8.x86_64.rpm                                                                                                        1.9 MB/s |  52 kB     00:00    
(4/9): python3-inotify-0.9.6-13.el8.noarch.rpm                                                                                                        1.4 MB/s |  57 kB     00:00    
(5/9): dnf-plugin-subscription-manager-1.27.16-1.el8.x86_64.rpm                                                                                       1.9 MB/s | 288 kB     00:00    
(6/9): subscription-manager-rhsm-certificates-1.27.16-1.el8.x86_64.rpm                                                                                5.3 MB/s | 256 kB     00:00    
(7/9): python3-subscription-manager-rhsm-1.27.16-1.el8.x86_64.rpm                                                                                     6.2 MB/s | 360 kB     00:00    
(8/9): usermode-1.113-1.el8.x86_64.rpm                                                                                                                5.3 MB/s | 202 kB     00:00    
(9/9): subscription-manager-1.27.16-1.el8.x86_64.rpm                                                                                                  5.8 MB/s | 1.1 MB     00:00    
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Total                                                                                                                                                 5.5 MB/s | 2.4 MB     00:00     
Running transaction check
Transaction check succeeded.
Running transaction test
The downloaded packages were saved in cache until the next successful transaction.
You can remove cached packages by executing 'dnf clean packages'.
Error: Transaction test error:
  package katello-ca-consumer-centos7-katello-3-18.wisse.example.com-1.0-1.noarch does not verify: no digest

Actions #4

Updated by Ewoud Kohl van Wijngaarden about 3 years ago

  • Status changed from New to Rejected

https://access.redhat.com/solutions/4460971 describes it but since it's behind a paywall. I'll summarize here.

Essentially RPM on EL8 can generate SHA256 digests but RPM on EL7 can't. With FIPS you're not allowed to use MD5 nor SHA1. The workaround is to not verify digests. Effectively it means enabling FIPS leads to a less secure installation, but at least it's compliant.

There's nothing we can do here since it would mean we have to ship a newer RPM on EL7 which is not something we want to do.

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