How to fix package conflict between ruby and pcs?
Issue
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After
rubymodule switching process finishes,pcspackage is removed unexpectedly due to hard dependency on specific ruby version (ruby 2.5in RHEL 8 ), nowpcspackage reinstallation is required in such a situation. But the installation attempt failed with error below:# yum install pcs Updating Subscription Management repositories. Last metadata expiration check: 2:41:59 ago on Wed 18 Oct 2023 06:38:11 PM EDT. Error: Problem: package pcs-0.10.15-4.el8_8.1.x86_64 requires libruby.so.2.5()(64bit), but none of the providers can be installed - cannot install the best candidate for the job - package ruby-libs-2.5.3-103.module+el8+2671+ebcc7ee0.x86_64 is filtered out by modular filtering - package ruby-libs-2.5.3-104.module+el8.0.0+3250+4b7d6d43.x86_64 is filtered out by modular filtering - package ruby-libs-2.5.5-105.module+el8.1.0+3656+f80bfa1d.x86_64 is filtered out by modular filtering - package ruby-libs-2.5.5-106.module+el8.3.0+7153+c6f6daa5.x86_64 is filtered out by modular filtering - package ruby-libs-2.5.9-107.module+el8.4.0+10822+fe4fffb1.x86_64 is filtered out by modular filtering - package ruby-libs-2.5.9-107.module+el8.5.0+13840+ec418553.x86_64 is filtered out by modular filtering - package ruby-libs-2.5.9-109.module+el8.5.0+14275+d9c243ca.x86_64 is filtered out by modular filtering - package ruby-libs-2.5.9-110.module+el8.6.0+15956+aa803fc1.x86_64 is filtered out by modular filtering (try to add '--skip-broken' to skip uninstallable packages or '--nobest' to use not only best candidate packages) -
In RHEL 8 (8.10 or below), package
pcsis known to have a hard dependency onRuby 2.5, as described in kb 7026152. For example, in this case, therubymodule stream was changed from 2.5 to 3.0.# dnf module list ruby Updating Subscription Management repositories. Last metadata expiration check: 2:34:43 ago on Wed 18 Oct 2023 06:38:11 PM EDT. Red Hat Enterprise Linux 8 for x86_64 - AppStream (RPMs) Name Stream Profiles Summary ruby 2.5 [d] common [d] An interpreter of object-oriented scripting language ruby 2.6 common [d] An interpreter of object-oriented scripting language ruby 2.7 common [d] An interpreter of object-oriented scripting language ruby 3.0 [e] common [d] An interpreter of object-oriented scripting language <=ruby 3.0 enabled ruby 3.1 common [d] An interpreter of object-oriented scripting language -
Similar conflicts may be observed in higher RHEL versions, and different ruby module streams.
Environment
- Red Hat Enterprise Linux 7 or higher ( w/ High-Availability Add-on )
- ruby
- pcs
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