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Podman 5.x on Azure Linux 3 requires crun (OCI runtime), netavark (network stack), and aardvark-dns explicitly installed. Without these, az acr login fails with "could not find netavark" on RP and gateway VMSS. Made-with: Cursor
aardvark-dns is not a separate package in Azure Linux 3 repos. DNS functionality is bundled with netavark on this platform. Made-with: Cursor
On Azure Linux 3, nftables is the default and native firewall backend. Forcing iptables causes firewalld to crash with a DBus NoReply error because the iptables backend is not functional on this platform. Made-with: Cursor
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Please rebase pull request. |
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Please rebase pull request. |
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Which issue this PR addresses:
Fixes ARO-22145 — Migrate Azure Red Hat OpenShift RP/Gateway VMSS from Azure Linux 2.0 (EOL July 31, 2025) to Azure Linux 3.0.
What this PR does / why we need it:
Test plan for issue:
Verify RP and Gateway VMSS boot and run successfully on Azure Linux 3 FIPS images
Is there any documentation that needs to be updated for this PR?
How do you know this will function as expected in production?
INT and Canary Testing