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Server: Apache/2.4.58 (Ubuntu)
System: Linux ip-172-26-0-120 6.17.0-1009-aws #9~24.04.2-Ubuntu SMP Fri Mar 6 23:50:29 UTC 2026 x86_64
User: ubuntu (1000)
PHP: 8.3.6
Disabled: NONE
$ pwd: /proc/thread-self/root/etc/kernel/postinst.d/
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File: //proc/thread-self/root/etc/kernel/postinst.d/zz-shim
#!/bin/sh

efi_archs="x64 aa64"

# Try to update shim alternative if pointing to previous shim
for efi_arch in ${efi_archs}; do
	test -e /usr/lib/shim/shim${efi_arch}.efi.signed.latest || continue
	if update-alternatives --query shim${efi_arch}.efi.signed | grep "Best: /usr/lib/shim/shim${efi_arch}.efi.signed.previous" -q; then
		dpkg-trigger shim-kernel-check
	fi
done
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