fix gpumon metric generation and update image

CHANGELOG.md

@@ -6,6 +6,11 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [1.4.0] - 2025-06-03
+### Changed
+- prevent failure when no passthrough vm_domain_file is found 
+- update base image version
+
 ## [1.3.4] - 2024-03-25
 ### Added
 - cephpingmon added as optional module (default behavior unchanged), add fping dependency

Dockerfile

-FROM registry.gitlab.ics.muni.cz:443/cloud/container-registry/centos:7
+FROM quay.io/centos/centos:stream9
 
 ARG VERSION=unknown-version
 ARG BUILD_DATE=unknown-date

dependencies.yum.txt

 jq
 bash
 gawk
-docker-client
-curl
+docker
 cronie
 smartmontools
 pciutils

src/metric-generators/gpumon.sh

@@ -74,7 +74,9 @@ if [ -n "${GPU_DEVICES}" ]; then
           if lspci -v -s "${i_gpu_device_location}" | grep -qE 'Kernel driver in use: .+'; then
               i_gpu_attached=1
               i_vm_domain_file="$(find_gpu_passthough_vm_manifest "${i_gpu_device_location}")"
-              i_vm_domain_name="$(basename $(echo "${i_vm_domain_file}" | head -1) | sed 's/.xml//g')"
+              if [ -n "${i_vm_domain_file}" ]; then
+                  i_vm_domain_name="$(basename "$(echo "${i_vm_domain_file}" | head -1)" | sed 's/.xml//g')"
+              fi
           fi
           printf '%s{device="%s",vendor="%s",location="%s",revision="%s",domain="%s"} %d\n' "${METRIC_NAME}" \
             "${i_gpu_device_model}" "${i_gpu_device_vendor}" "${i_gpu_device_location}" \