[entrypoint] Adds CRIO restart

Co-authored-by: s1061123 <tohayash@redhat.com>

images/entrypoint.sh

@@ -29,6 +29,7 @@ MULTUS_LOG_LEVEL=""
 MULTUS_LOG_FILE=""
 OVERRIDE_NETWORK_NAME=false
 MULTUS_CLEANUP_CONFIG_ON_EXIT=false
+RESTART_CRIO=false
 
 # Give help text for parameters.
 function usage()
@@ -54,6 +55,7 @@ function usage()
     echo -e "\t--multus-log-file=$MULTUS_LOG_FILE (empty by default, used only with --multus-conf-file=auto)"
     echo -e "\t--override-network-name=false (used only with --multus-conf-file=auto)"
     echo -e "\t--cleanup-config-on-exit=false (used only with --multus-conf-file=auto)"
+    echo -e "\t--restart-crio=false (restarts CRIO after config file is generated)"
 }
 
 function log()
@@ -116,6 +118,9 @@ while [ "$1" != "" ]; do
         --cleanup-config-on-exit)
             MULTUS_CLEANUP_CONFIG_ON_EXIT=$VALUE
             ;;
+        --restart-crio)
+            RESTART_CRIO=$VALUE
+            ;;
         *)
             warn "unknown parameter \"$PARAM\""
             ;;
@@ -302,6 +307,11 @@ EOF
       echo $CONF > $CNI_CONF_DIR/00-multus.conf
       log "Config file created @ $CNI_CONF_DIR/00-multus.conf"
       echo $CONF
+
+      if [ "$RESTART_CRIO" == true ]; then
+        log "Restarting crio"
+        systemctl restart crio
+      fi
     fi
   done
 fi

images/multus-daemonset-crio.yml

@@ -150,7 +150,11 @@ spec:
             memory: "50Mi"
         securityContext:
           privileged: true
+          capabilities:
+            add: ["SYS_ADMIN"]
         volumeMounts:
+        - name: run
+          mountPath: /run
         - name: cni
           mountPath: /host/etc/cni/net.d
         - name: cnibin
@@ -158,6 +162,9 @@ spec:
         - name: multus-cfg
           mountPath: /tmp/multus-conf
       volumes:
+        - name: run
+          hostPath:
+            path: /run
         - name: cni
           hostPath:
             path: /etc/cni/net.d