Revert to [HICN-638] Check if systemd is running before enabling hicn-light service

Signed-off-by: Mauro Sardara <msardara@cisco.com>
Change-Id: I1810d96e001a4e6e097e1efa331b682af750925d

1 files changed, 96 insertions, 0 deletions

diff --git a/hicn-plugin/src/mgmt.c b/hicn-plugin/src/mgmt.c
new file mode 100644
index 000000000..cfeef6cb6
--- /dev/null
+++ b/hicn-plugin/src/mgmt.c
@@ -0,0 +1,96 @@
+/*
+ * Copyright (c) 2017-2019 Cisco and/or its affiliates.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <vlib/vlib.h>
+#include <vppinfra/error.h>
+
+#include "hicn.h"
+#include "infra.h"
+#include "mgmt.h"
+
+/* define message IDs */
+#include "hicn_msg_enum.h"
+
+/* shared routine betweeen API and CLI, leveraging API message structure */
+int
+hicn_mgmt_node_stats_get (vl_api_hicn_api_node_stats_get_reply_t * rmp)
+{
+  rmp->pkts_processed = 0;
+  rmp->pkts_interest_count = 0;
+  rmp->pkts_data_count = 0;
+  rmp->pkts_from_cache_count = 0;
+  rmp->pkts_no_pit_count = 0;
+  rmp->pit_expired_count = 0;
+  rmp->cs_expired_count = 0;
+  rmp->cs_lru_count = 0;
+  rmp->pkts_drop_no_buf = 0;
+  rmp->interests_aggregated = 0;
+  rmp->interests_retx = 0;
+  rmp->pit_entries_count =
+    clib_host_to_net_u64 (hicn_main.pitcs.pcs_pit_count);
+  rmp->cs_entries_count = clib_host_to_net_u64 (hicn_main.pitcs.pcs_cs_count);
+  rmp->cs_entries_ntw_count =
+    clib_host_to_net_u64 (hicn_main.pitcs.policy_state.count);
+
+  vlib_error_main_t *em;
+  vlib_node_t *n;
+  foreach_vlib_main ((
+		       {
+		       em = &this_vlib_main->error_main;
+		       n =
+		       vlib_get_node (this_vlib_main,
+				      hicn_interest_pcslookup_node.index);
+		       u32 node_cntr_base_idx = n->error_heap_index;
+		       rmp->pkts_processed +=
+		       clib_host_to_net_u64 (em->counters[node_cntr_base_idx +
+							  HICNFWD_ERROR_PROCESSED]);
+		       rmp->pkts_interest_count +=
+		       clib_host_to_net_u64 (em->counters[node_cntr_base_idx +
+							  HICNFWD_ERROR_INTERESTS]);
+		       n =
+		       vlib_get_node (this_vlib_main,
+				      hicn_data_pcslookup_node.index);
+		       node_cntr_base_idx = n->error_heap_index;
+		       rmp->pkts_processed +=
+		       clib_host_to_net_u64 (em->counters[node_cntr_base_idx +
+							  HICNFWD_ERROR_PROCESSED]);
+		       rmp->pkts_data_count +=
+		       clib_host_to_net_u64 (em->counters[node_cntr_base_idx +
+							  HICNFWD_ERROR_DATAS]);
+		       n =
+		       vlib_get_node (this_vlib_main,
+				      hicn_interest_hitcs_node.index);
+		       node_cntr_base_idx = n->error_heap_index;
+		       rmp->pkts_from_cache_count +=
+		       clib_host_to_net_u64 (em->counters[node_cntr_base_idx +
+							  HICNFWD_ERROR_CACHED]);
+		       n =
+		       vlib_get_node (this_vlib_main,
+				      hicn_interest_hitpit_node.index);
+		       node_cntr_base_idx = n->error_heap_index;
+		       rmp->interests_aggregated +=
+		       clib_host_to_net_u64 (em->counters[node_cntr_base_idx +
+							  HICNFWD_ERROR_INTEREST_AGG]);
+		       rmp->interests_retx +=
+		       clib_host_to_net_u64 (em->counters[node_cntr_base_idx +
+							  HICNFWD_ERROR_INT_RETRANS]);}));
+  return (HICN_ERROR_NONE);
+}
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables: eval: (c-set-style "gnu") End:
+ */