bb.org: bug fix in rpm-upgrade

Environment print should not exit

buildbot.mariadb.org/scripts/rpm-install.sh

@@ -19,6 +19,14 @@ set -x
 # print disk usage
 df -kT
 
+# Mandatory variables
+for var in arch master_branch; do
+  if [[ -z $var ]]; then
+    bb_log_err "$var is not defined"
+    exit 1
+  fi
+done
+
 # # //TEMP this should be done in the VM preparation
 # case "$master_branch" in
 #   *mdev10416*)

buildbot.mariadb.org/scripts/rpm-upgrade.sh

@@ -44,10 +44,12 @@ bb_log_info "  Previous major version $prev_major_version"
 bb_log_info "Current test mode: $test_mode"
 
 # Environment
+set +e
 rpm -qa | grep -iE 'maria|mysql|galera'
 cat /etc/*release
 uname -a
 df -kT
+set -e
 
 # Check whether a previous version exists
 if ! wget "https://yum.mariadb.org/$prev_major_version/$repo_dist_arch/repodata" -O repodata.list; then