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Use diff -q during plan parity to prevent leaking secrets #498

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Merged
merged 3 commits into from
Aug 12, 2025
Merged

Use diff -q during plan parity to prevent leaking secrets #498

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d69e11e
Use `diff -q` during plan parity to prevent leaking secrets
b- Aug 11, 2025
f4eb625
prefer verbose arguments
rdhar Aug 12, 2025
e3a9535
Merge branch 'main' into patch-1
rdhar Aug 12, 2025
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2 changes: 1 addition & 1 deletion action.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -232,7 +232,7 @@ runs:
${{ inputs.tool }}${{ steps.arg.outputs.arg-chdir }} show -json tfplan.parity | jq --sort-keys '[(.resource_changes? // [])[] | select(.change.actions != ["no-op"])]' > tfplan.new
${{ inputs.tool }}${{ steps.arg.outputs.arg-chdir }} show -json tfplan | jq --sort-keys '[(.resource_changes? // [])[] | select(.change.actions != ["no-op"])]' > tfplan.old
# If both plan files are identical, then replace the old plan file with the new one to prevent avoidable stale apply.
diff tfplan.new tfplan.old && mv --force --verbose "${{ format('{0}{1}tfplan.parity', inputs.arg-chdir || inputs.working-directory, (inputs.arg-chdir || inputs.working-directory) && '/' || '') }}" "${{ format('{0}{1}tfplan', inputs.arg-chdir || inputs.working-directory, (inputs.arg-chdir || inputs.working-directory) && '/' || '') }}"
diff --brief tfplan.new tfplan.old && mv --force --verbose "${{ format('{0}{1}tfplan.parity', inputs.arg-chdir || inputs.working-directory, (inputs.arg-chdir || inputs.working-directory) && '/' || '') }}" "${{ format('{0}{1}tfplan', inputs.arg-chdir || inputs.working-directory, (inputs.arg-chdir || inputs.working-directory) && '/' || '') }}"
rm --force tfplan.new tfplan.old "${{ format('{0}{1}tfplan.parity', inputs.arg-chdir || inputs.working-directory, (inputs.arg-chdir || inputs.working-directory) && '/' || '') }}"

- id: apply
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