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Can't check kernel version on arm64 systems

list Jaap Winius
Thu, 28 Jul 2022 11:10:41 +0000
Message-Id: <user-6d7ebb67a23a@xymon.invalid>

Hi Christoph,

Thanks for your reply. I tried applying your patch to  /usr/lib/xymon/client/ext/libs (and then changing 'armhf' to 'arm64'),  but alas: the situation remains unchanged. Should something else be  added as well?

The current kernel image on this Debian 11 Odroid system is called  /boot/vmlinuz-4.9.277-arm64 in case you're interested.

Cheers,

Jaap


Quoting Christoph Zechner <user-249716582ccc@xymon.invalid>:
Hi,

we had the same problems on our pi, my colleague came up with this  patch for the libs [1] check:

--- libs.orig
+++ libs
@@ -73,6 +73,11 @@
     if (-x '/usr/bin/dpkg' and `dpkg --print-architecture` =~ /sparc/) {
         $kernel_image_read_command = "zcat '$newest_kernel_image' |  strings";
     }
+    if (-x '/usr/bin/dpkg' and `dpkg --print-architecture` =~ /armhf/) {
+        my $offset = `grep --only-matching --byte-offset --binary  --text '\x1f\x8b' '$newest_kernel_image' 2>/dev/null| head -1 | cut  -f 1 -d :`;
+        $offset =~ s/\n//g;
+        $kernel_image_read_command = "dd if='$newest_kernel_image'  skip=1 bs=$offset 2>/dev/null | gunzip 2>/dev/null | strings";
+    }
     $kernel_image_read_command .=
         " | egrep '^$kernel_image_release|^Linux version '";


Hope it helps!

Cheers
Christoph


[1] /usr/lib/xymon/client/ext/libs


On 28/07/2022 11:46, Jaap Winius via Xymon wrote: