[tests/selinux] pr775-checkpolicy-revdeps: do not call epelyum when dnf or yum is missing

[Milos Malik <mmalik@redhat.com>]

            A new commit has been pushed.

            Repo   : tests/selinux
            Branch : pr775-checkpolicy-revdeps
            Commit : 769c99ed4810f40ec028a94ac311c2caecd9b1f4
            Author : Milos Malik <mmalik@redhat.com>
            Date   : 2023-07-17T12:39:22+02:00
            Stats  : +8/-1 in 2 file(s)
            URL    : https://src.fedoraproject.org/tests/selinux/c/769c99ed4810f40ec028a94ac311c2caecd9b1f4?branch=pr775-checkpolicy-revdeps

            Log:
            do not call epelyum when dnf or yum is missing

There are environments where neither dnf nor yum are present. In such
environments, it makes no sense to call the epelyum function.

---
diff --git a/selinux-policy/Library/common/lib.sh b/selinux-policy/Library/common/lib.sh
index 7858110..683ecc7 100755
--- a/selinux-policy/Library/common/lib.sh
+++ b/selinux-policy/Library/common/lib.sh
@@ -1548,6 +1548,13 @@ function rlSESatisfyRequires() {
         # because that would most likely break the environment or fail
         return
     fi
+
+    which dnf yum >& /dev/null
+    if [ $? -eq 2 ] ; then
+        rlLog "Neither dnf nor yum is present. Don't know how to install required packages."
+        return
+    fi
+
     if [ $# -gt 0 ] ; then
         PACKAGE_LIST2="$*"
     fi

diff --git a/selinux-policy/systemd-timesyncd-and-similar/runtest.sh b/selinux-policy/systemd-timesyncd-and-similar/runtest.sh
index 4e26325..98aeb41 100755
--- a/selinux-policy/systemd-timesyncd-and-similar/runtest.sh
+++ b/selinux-policy/systemd-timesyncd-and-similar/runtest.sh
@@ -41,7 +41,7 @@ rlJournalStart
     rlPhaseStartSetup
         rlRun "rlImport 'selinux-policy/common'"
         rlSESatisfyRequires
-        SERVICE_PACKAGE=`rpm -qf ${FILE_PATH}`
+        SERVICE_PACKAGE=`rpm -qf ${FILE_PATH} | head -n 1`
         rlAssertRpm ${PACKAGE}
         rlAssertRpm ${PACKAGE}-targeted
         rlAssertRpm ${SERVICE_PACKAGE}