pkg/ cmd/: kgctl autodetect mesh granularity

Addes granularity annotation to auto detect the mesh granularity when
using kubectl

Signed-off-by: leonnicolas <leonloechner@gmx.de>

e2e/full-mesh.sh

@@ -42,3 +42,7 @@ test_reject_peer_empty_allowed_ips() {
 test_reject_peer_empty_public_key() {
 	assert_fail "create_peer e2e 10.5.0.1/32 0 ''" "should not be able to create Peer with empty public key"
 }
+
+test_mesh_granularity_auto_detect() {
+	 assert_equals "$($KGCTL_BINARY graph)" "$($KGCTL_BINARY graph --mesh-granularity full)"
+}

e2e/lib.sh

@@ -159,6 +159,7 @@ check_peer() {
 	docker run --rm --network=host --cap-add=NET_ADMIN --entrypoint=/sbin/ip "$KILO_IMAGE" link set "$INTERFACE" up
 	docker run --rm --network=host --cap-add=NET_ADMIN --entrypoint=/sbin/ip "$KILO_IMAGE" route add 10.42/16 dev "$INTERFACE"
 	assert "retry 10 5 '' check_ping --local" "should be able to ping Pods from host"
+	assert_equals "$($KGCTL_BINARY showconf peer "$PEER")" "$($KGCTL_BINARY showconf peer "$PEER" --mesh-granularity="$GRANULARITY")" "kgctl should be able to auto detect the mesh granularity"
 	rm "$INTERFACE" "$PEER".ini
 	delete_peer "$PEER"
 	delete_interface "$INTERFACE"

e2e/location-mesh.sh

@@ -22,6 +22,10 @@ test_location_mesh_peer() {
 	check_peer wg1 e2e 10.5.0.1/32 location
 }
 
+test_mesh_granularity_auto_detect() {
+	 assert_equals "$($KGCTL_BINARY graph)" "$($KGCTL_BINARY graph --mesh-granularity location)"
+}
+
 teardown_suite () {
 	delete_cluster
 }