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// SPDX-License-Identifier: LGPL-2.1-or-later
/*
* This file is part of the PCEPlib, a PCEP protocol library.
*
* Copyright (C) 2020 Volta Networks https://voltanet.io/
*
* Author : Brady Johnson <brady@voltanet.io>
*
*/
/*
* PCEP session logic counters configuration.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <stdio.h>
#include <time.h>
#include "pcep_session_logic.h"
#include "pcep_session_logic_internals.h"
#include "pcep_utils_counters.h"
#include "pcep_utils_logging.h"
void increment_message_counters(pcep_session *session,
struct pcep_message *message, bool is_rx);
void create_session_counters(pcep_session *session)
{
/*
* Message RX and TX counters
*/
struct counters_subgroup *rx_msg_subgroup = create_counters_subgroup(
"RX Message counters", COUNTER_SUBGROUP_ID_RX_MSG,
PCEP_TYPE_MAX + 1);
create_subgroup_counter(rx_msg_subgroup, PCEP_TYPE_OPEN, "Message Open",
"messageOpen");
create_subgroup_counter(rx_msg_subgroup, PCEP_TYPE_KEEPALIVE,
"Message KeepAlive", "messageKeepalive");
create_subgroup_counter(rx_msg_subgroup, PCEP_TYPE_PCREQ,
"Message PcReq", "messagePcReq");
create_subgroup_counter(rx_msg_subgroup, PCEP_TYPE_PCREP,
"Message PcRep", "messagePcRep");
create_subgroup_counter(rx_msg_subgroup, PCEP_TYPE_PCNOTF,
"Message Notify", "messageNotify");
create_subgroup_counter(rx_msg_subgroup, PCEP_TYPE_ERROR,
"Message Error", "messageError");
create_subgroup_counter(rx_msg_subgroup, PCEP_TYPE_CLOSE,
"Message Close", "messageClose");
create_subgroup_counter(rx_msg_subgroup, PCEP_TYPE_REPORT,
"Message Report", "messageReport");
create_subgroup_counter(rx_msg_subgroup, PCEP_TYPE_UPDATE,
"Message Update", "messageUpdate");
create_subgroup_counter(rx_msg_subgroup, PCEP_TYPE_INITIATE,
"Message Initiate", "messageInitiate");
create_subgroup_counter(rx_msg_subgroup, PCEP_TYPE_START_TLS,
"Message StartTls", "messageStartTls");
create_subgroup_counter(rx_msg_subgroup, PCEP_TYPE_MAX,
"Message Erroneous", "messageErroneous");
struct counters_subgroup *tx_msg_subgroup =
clone_counters_subgroup(rx_msg_subgroup, "TX Message counters",
COUNTER_SUBGROUP_ID_TX_MSG);
/*
* Object RX and TX counters
*/
/* For the Endpoints, the ID will be either 64 or 65, so setting
* num_counters to 100 */
struct counters_subgroup *rx_obj_subgroup = create_counters_subgroup(
"RX Object counters", COUNTER_SUBGROUP_ID_RX_OBJ, 100);
create_subgroup_counter(rx_obj_subgroup, PCEP_OBJ_CLASS_OPEN,
"Object Open", "objectOpen");
create_subgroup_counter(rx_obj_subgroup, PCEP_OBJ_CLASS_RP, "Object RP",
"objectRP");
create_subgroup_counter(rx_obj_subgroup, PCEP_OBJ_CLASS_NOPATH,
"Object Nopath", "objectNopath");
create_subgroup_counter(rx_obj_subgroup,
((PCEP_OBJ_CLASS_ENDPOINTS << 4) |
PCEP_OBJ_TYPE_ENDPOINT_IPV4),
"Object Endpoint IPv4", "objectEndpointIPv4");
create_subgroup_counter(rx_obj_subgroup,
((PCEP_OBJ_CLASS_ENDPOINTS << 4) |
PCEP_OBJ_TYPE_ENDPOINT_IPV6),
"Object Endpoint IPv6", "objectEndpointIPv6");
create_subgroup_counter(rx_obj_subgroup, PCEP_OBJ_CLASS_BANDWIDTH,
"Object Bandwidth", "objectBandwidth");
create_subgroup_counter(rx_obj_subgroup, PCEP_OBJ_CLASS_METRIC,
"Object Metric", "objectMetric");
create_subgroup_counter(rx_obj_subgroup, PCEP_OBJ_CLASS_ERO,
"Object ERO", "objectERO");
create_subgroup_counter(rx_obj_subgroup, PCEP_OBJ_CLASS_RRO,
"Object RRO", "objectRRO");
create_subgroup_counter(rx_obj_subgroup, PCEP_OBJ_CLASS_LSPA,
"Object LSPA", "objectLSPA");
create_subgroup_counter(rx_obj_subgroup, PCEP_OBJ_CLASS_IRO,
"Object IRO", "objectIRO");
create_subgroup_counter(rx_obj_subgroup, PCEP_OBJ_CLASS_SVEC,
"Object SVEC", "objectSVEC");
create_subgroup_counter(rx_obj_subgroup, PCEP_OBJ_CLASS_NOTF,
"Object Notify", "objectNotify");
create_subgroup_counter(rx_obj_subgroup, PCEP_OBJ_CLASS_ERROR,
"Object Error", "objectError");
create_subgroup_counter(rx_obj_subgroup, PCEP_OBJ_CLASS_CLOSE,
"Object Close", "objectClose");
create_subgroup_counter(rx_obj_subgroup, PCEP_OBJ_CLASS_LSP,
"Object LSP", "objectLSP");
create_subgroup_counter(rx_obj_subgroup, PCEP_OBJ_CLASS_SRP,
"Object SRP", "objectSRP");
create_subgroup_counter(rx_obj_subgroup, PCEP_OBJ_CLASS_VENDOR_INFO,
"Object Vendor Info", "objectVendorInfo");
create_subgroup_counter(rx_obj_subgroup, PCEP_OBJ_CLASS_INTER_LAYER,
"Object Inter-Layer", "objectInterLayer");
create_subgroup_counter(rx_obj_subgroup, PCEP_OBJ_CLASS_SWITCH_LAYER,
"Object Switch-Layer", "objectSwitchLayer");
create_subgroup_counter(rx_obj_subgroup, PCEP_OBJ_CLASS_REQ_ADAP_CAP,
"Object Requested Adap-Cap",
"objectRequestedAdapCap");
create_subgroup_counter(rx_obj_subgroup, PCEP_OBJ_CLASS_SERVER_IND,
"Object Server-Indication",
"objectServerIndication");
create_subgroup_counter(rx_obj_subgroup, PCEP_OBJ_CLASS_ASSOCIATION,
"Object Association", "objectAssociation");
create_subgroup_counter(rx_obj_subgroup, PCEP_OBJ_CLASS_MAX,
"Object Unknown", "objectUnknown");
create_subgroup_counter(rx_obj_subgroup, PCEP_OBJ_CLASS_MAX + 1,
"Object Erroneous", "objectErroneous");
struct counters_subgroup *tx_obj_subgroup =
clone_counters_subgroup(rx_obj_subgroup, "TX Object counters",
COUNTER_SUBGROUP_ID_TX_OBJ);
/*
* Sub-Object RX and TX counters
*/
struct counters_subgroup *rx_subobj_subgroup = create_counters_subgroup(
"RX RO Sub-Object counters", COUNTER_SUBGROUP_ID_RX_SUBOBJ,
RO_SUBOBJ_UNKNOWN + 2);
create_subgroup_counter(rx_subobj_subgroup, RO_SUBOBJ_TYPE_IPV4,
"RO Sub-Object IPv4", "ROSubObjectIPv4");
create_subgroup_counter(rx_subobj_subgroup, RO_SUBOBJ_TYPE_IPV6,
"RO Sub-Object IPv6", "ROSubObjectIPv6");
create_subgroup_counter(rx_subobj_subgroup, RO_SUBOBJ_TYPE_LABEL,
"RO Sub-Object Label", "ROSubObjectLabel");
create_subgroup_counter(rx_subobj_subgroup, RO_SUBOBJ_TYPE_UNNUM,
"RO Sub-Object Unnum", "ROSubObjectUnnum");
create_subgroup_counter(rx_subobj_subgroup, RO_SUBOBJ_TYPE_ASN,
"RO Sub-Object ASN", "ROSubObjectASN");
create_subgroup_counter(rx_subobj_subgroup, RO_SUBOBJ_TYPE_SR,
"RO Sub-Object SR", "ROSubObjectSR");
create_subgroup_counter(rx_subobj_subgroup, RO_SUBOBJ_UNKNOWN,
"RO Sub-Object Unknown", "ROSubObjectUnknown");
create_subgroup_counter(rx_subobj_subgroup, RO_SUBOBJ_UNKNOWN + 1,
"RO Sub-Object Erroneous",
"ROSubObjectErroneous");
struct counters_subgroup *tx_subobj_subgroup = clone_counters_subgroup(
rx_subobj_subgroup, "TX RO Sub-Object counters",
COUNTER_SUBGROUP_ID_TX_SUBOBJ);
/*
* RO SR Sub-Object RX and TX counters
*/
struct counters_subgroup *rx_subobj_sr_nai_subgroup =
create_counters_subgroup("RX RO SR NAI Sub-Object counters",
COUNTER_SUBGROUP_ID_RX_RO_SR_SUBOBJ,
PCEP_SR_SUBOBJ_NAI_UNKNOWN + 1);
create_subgroup_counter(rx_subobj_sr_nai_subgroup,
PCEP_SR_SUBOBJ_NAI_ABSENT,
"RO Sub-Object SR NAI absent",
"ROSubObjectSRNAIAbsent");
create_subgroup_counter(rx_subobj_sr_nai_subgroup,
PCEP_SR_SUBOBJ_NAI_IPV4_NODE,
"RO Sub-Object SR NAI IPv4 Node",
"ROSubObjectSRNAIIPv4Node");
create_subgroup_counter(rx_subobj_sr_nai_subgroup,
PCEP_SR_SUBOBJ_NAI_IPV6_NODE,
"RO Sub-Object SR NAI IPv6 Node",
"ROSubObjectSRNAIIPv6Node");
create_subgroup_counter(rx_subobj_sr_nai_subgroup,
PCEP_SR_SUBOBJ_NAI_IPV4_ADJACENCY,
"RO Sub-Object SR NAI IPv4 Adj",
"ROSubObjectSRNAIIPv4Adj");
create_subgroup_counter(rx_subobj_sr_nai_subgroup,
PCEP_SR_SUBOBJ_NAI_IPV6_ADJACENCY,
"RO Sub-Object SR NAI IPv6 Adj",
"ROSubObjectSRNAIIPv6Adj");
create_subgroup_counter(rx_subobj_sr_nai_subgroup,
PCEP_SR_SUBOBJ_NAI_UNNUMBERED_IPV4_ADJACENCY,
"RO Sub-Object SR NAI Unnumbered IPv4 Adj",
"ROSubObjectSRNAIUnnumberedIPv4Adj");
create_subgroup_counter(rx_subobj_sr_nai_subgroup,
PCEP_SR_SUBOBJ_NAI_LINK_LOCAL_IPV6_ADJACENCY,
"RO Sub-Object SR NAI Link Local IPv6 Adj",
"ROSubObjectSRNAILinkLocalIPv6Adj");
create_subgroup_counter(rx_subobj_sr_nai_subgroup,
PCEP_SR_SUBOBJ_NAI_UNKNOWN,
"RO Sub-Object SR NAI Unknown",
"ROSubObjectSRNAIUnknown");
struct counters_subgroup *tx_subobj_sr_nai_subgroup =
clone_counters_subgroup(rx_subobj_sr_nai_subgroup,
"TX RO SR NAI Sub-Object counters",
COUNTER_SUBGROUP_ID_TX_RO_SR_SUBOBJ);
/*
* TLV RX and TX counters
*/
struct counters_subgroup *rx_tlv_subgroup = create_counters_subgroup(
"RX TLV counters", COUNTER_SUBGROUP_ID_RX_TLV,
PCEP_OBJ_TLV_TYPE_UNKNOWN + 1);
create_subgroup_counter(rx_tlv_subgroup,
PCEP_OBJ_TLV_TYPE_NO_PATH_VECTOR,
"TLV No Path Vector", "TLVNoPathVector");
create_subgroup_counter(rx_tlv_subgroup, PCEP_OBJ_TLV_TYPE_VENDOR_INFO,
"TLV Vendor Info", "TLVVendorInfo");
create_subgroup_counter(rx_tlv_subgroup,
PCEP_OBJ_TLV_TYPE_STATEFUL_PCE_CAPABILITY,
"TLV Stateful PCE Capability",
"TLVStatefulPCCapability");
create_subgroup_counter(rx_tlv_subgroup,
PCEP_OBJ_TLV_TYPE_SYMBOLIC_PATH_NAME,
"TLV Symbolic Path Name", "TLVSymbolicPathName");
create_subgroup_counter(rx_tlv_subgroup,
PCEP_OBJ_TLV_TYPE_IPV4_LSP_IDENTIFIERS,
"TLV IPv4 LSP Identifier",
"TLVIPv4LSPIdentifier");
create_subgroup_counter(rx_tlv_subgroup,
PCEP_OBJ_TLV_TYPE_IPV6_LSP_IDENTIFIERS,
"TLV IPv6 LSP Identifier",
"TLVIPv6LSPIdentifier");
create_subgroup_counter(rx_tlv_subgroup,
PCEP_OBJ_TLV_TYPE_LSP_ERROR_CODE,
"TLV LSP Error Code", "TLVLSPErrorCode");
create_subgroup_counter(rx_tlv_subgroup,
PCEP_OBJ_TLV_TYPE_RSVP_ERROR_SPEC,
"TLV RSVP Error Spec", "TLVRSVPErrorSpec");
create_subgroup_counter(rx_tlv_subgroup,
PCEP_OBJ_TLV_TYPE_LSP_DB_VERSION,
"TLV LSP DB Version", "TLVLSPDBVersion");
create_subgroup_counter(rx_tlv_subgroup,
PCEP_OBJ_TLV_TYPE_SPEAKER_ENTITY_ID,
"TLV Speaker Entity ID", "TLVSpeakerEntityId");
create_subgroup_counter(rx_tlv_subgroup,
PCEP_OBJ_TLV_TYPE_SR_PCE_CAPABILITY,
"TLV SR PCE Capability", "TLVSRPCECapability");
create_subgroup_counter(rx_tlv_subgroup,
PCEP_OBJ_TLV_TYPE_PATH_SETUP_TYPE,
"TLV Path Setup Type", "TLVPathSetupType");
create_subgroup_counter(rx_tlv_subgroup,
PCEP_OBJ_TLV_TYPE_PATH_SETUP_TYPE_CAPABILITY,
"TLV Path Setup Type Capability",
"TLVPathSetupTypeCapability");
create_subgroup_counter(rx_tlv_subgroup,
PCEP_OBJ_TLV_TYPE_SRPOLICY_POL_ID,
"TLV SR Policy PolId", "TLVSRPolicyPolId");
create_subgroup_counter(rx_tlv_subgroup,
PCEP_OBJ_TLV_TYPE_SRPOLICY_POL_NAME,
"TLV SR Policy PolName", "TLVSRPolicyPolName");
create_subgroup_counter(rx_tlv_subgroup,
PCEP_OBJ_TLV_TYPE_SRPOLICY_CPATH_ID,
"TLV SR Policy CpathId", "TLVSRPolicyCpathId");
create_subgroup_counter(rx_tlv_subgroup,
PCEP_OBJ_TLV_TYPE_SRPOLICY_CPATH_PREFERENCE,
"TLV SR Policy CpathRef", "TLVSRPolicyCpathRef");
create_subgroup_counter(rx_tlv_subgroup, PCEP_OBJ_TLV_TYPE_UNKNOWN,
"TLV Unknown", "TLVUnknown");
struct counters_subgroup *tx_tlv_subgroup = clone_counters_subgroup(
rx_tlv_subgroup, "TX TLV counters", COUNTER_SUBGROUP_ID_TX_TLV);
/*
* PCEP Event counters
*/
struct counters_subgroup *events_subgroup = create_counters_subgroup(
"Events counters", COUNTER_SUBGROUP_ID_EVENT, MAX_COUNTERS);
create_subgroup_counter(events_subgroup,
PCEP_EVENT_COUNTER_ID_PCC_CONNECT,
"PCC connect", "PCCConnect");
create_subgroup_counter(events_subgroup,
PCEP_EVENT_COUNTER_ID_PCE_CONNECT,
"PCE connect", "PCEConnect");
create_subgroup_counter(events_subgroup,
PCEP_EVENT_COUNTER_ID_PCC_DISCONNECT,
"PCC disconnect", "PCCDisconnect");
create_subgroup_counter(events_subgroup,
PCEP_EVENT_COUNTER_ID_PCE_DISCONNECT,
"PCE disconnect", "PCEDisconnect");
create_subgroup_counter(events_subgroup,
PCEP_EVENT_COUNTER_ID_TIMER_KEEPALIVE,
"Timer KeepAlive expired",
"timerKeepAliveExpired");
create_subgroup_counter(events_subgroup,
PCEP_EVENT_COUNTER_ID_TIMER_DEADTIMER,
"Timer DeadTimer expired",
"timerDeadTimerExpired");
create_subgroup_counter(events_subgroup,
PCEP_EVENT_COUNTER_ID_TIMER_OPENKEEPWAIT,
"Timer OpenKeepWait expired",
"timerOpenKeepWaitExpired");
create_subgroup_counter(events_subgroup,
PCEP_EVENT_COUNTER_ID_TIMER_OPENKEEPALIVE,
"Timer OpenKeepAlive expired",
"timerOpenKeepAliveExpired");
/*
* Create the parent counters group
*/
time_t now = time(NULL);
char counters_name[MAX_COUNTER_STR_LENGTH] = {0};
char ip_str[40] = {0};
if (session->socket_comm_session->is_ipv6) {
inet_ntop(AF_INET6,
&session->socket_comm_session->dest_sock_addr
.dest_sock_addr_ipv6.sin6_addr,
ip_str, 40);
} else {
inet_ntop(AF_INET,
&session->socket_comm_session->dest_sock_addr
.dest_sock_addr_ipv4.sin_addr,
ip_str, 40);
}
snprintf(counters_name, MAX_COUNTER_STR_LENGTH,
"PCEP Session [%d], connected to [%s] for [%u seconds]",
session->session_id, ip_str,
(uint32_t)(now - session->time_connected));
/* The (time(NULL) - session->time_connected) will probably be 0,
* so the group name will be updated when the counters are dumped */
session->pcep_session_counters =
create_counters_group(counters_name, MAX_COUNTER_GROUPS);
/*
* Add all the subgroups to the parent counters group
*/
add_counters_subgroup(session->pcep_session_counters, rx_msg_subgroup);
add_counters_subgroup(session->pcep_session_counters, tx_msg_subgroup);
add_counters_subgroup(session->pcep_session_counters, rx_obj_subgroup);
add_counters_subgroup(session->pcep_session_counters, tx_obj_subgroup);
add_counters_subgroup(session->pcep_session_counters,
rx_subobj_subgroup);
add_counters_subgroup(session->pcep_session_counters,
tx_subobj_subgroup);
add_counters_subgroup(session->pcep_session_counters,
rx_subobj_sr_nai_subgroup);
add_counters_subgroup(session->pcep_session_counters,
tx_subobj_sr_nai_subgroup);
add_counters_subgroup(session->pcep_session_counters, rx_tlv_subgroup);
add_counters_subgroup(session->pcep_session_counters, tx_tlv_subgroup);
add_counters_subgroup(session->pcep_session_counters, events_subgroup);
}
/* Internal util function used by increment_message_rx_counters or
* increment_message_tx_counters */
void increment_message_counters(pcep_session *session,
struct pcep_message *message, bool is_rx)
{
uint16_t counter_subgroup_id_msg = (is_rx ? COUNTER_SUBGROUP_ID_RX_MSG
: COUNTER_SUBGROUP_ID_TX_MSG);
uint16_t counter_subgroup_id_obj = (is_rx ? COUNTER_SUBGROUP_ID_RX_OBJ
: COUNTER_SUBGROUP_ID_TX_OBJ);
uint16_t counter_subgroup_id_subobj =
(is_rx ? COUNTER_SUBGROUP_ID_RX_SUBOBJ
: COUNTER_SUBGROUP_ID_TX_SUBOBJ);
uint16_t counter_subgroup_id_ro_sr_subobj =
(is_rx ? COUNTER_SUBGROUP_ID_RX_RO_SR_SUBOBJ
: COUNTER_SUBGROUP_ID_TX_RO_SR_SUBOBJ);
uint16_t counter_subgroup_id_tlv = (is_rx ? COUNTER_SUBGROUP_ID_RX_TLV
: COUNTER_SUBGROUP_ID_TX_TLV);
increment_counter(session->pcep_session_counters,
counter_subgroup_id_msg, message->msg_header->type);
/* Iterate the objects */
double_linked_list_node *obj_node =
(message->obj_list == NULL ? NULL : message->obj_list->head);
for (; obj_node != NULL; obj_node = obj_node->next_node) {
struct pcep_object_header *obj =
(struct pcep_object_header *)obj_node->data;
/* Handle class: PCEP_OBJ_CLASS_ENDPOINTS,
* type: PCEP_OBJ_TYPE_ENDPOINT_IPV4 or
* PCEP_OBJ_TYPE_ENDPOINT_IPV6 */
uint16_t obj_counter_id =
(obj->object_class == PCEP_OBJ_CLASS_ENDPOINTS
? (obj->object_class << 4) | obj->object_type
: obj->object_class);
increment_counter(session->pcep_session_counters,
counter_subgroup_id_obj, obj_counter_id);
/* Iterate the RO Sub-objects */
if (obj->object_class == PCEP_OBJ_CLASS_ERO
|| obj->object_class == PCEP_OBJ_CLASS_IRO
|| obj->object_class == PCEP_OBJ_CLASS_RRO) {
struct pcep_object_ro *ro_obj =
(struct pcep_object_ro *)obj;
double_linked_list_node *ro_subobj_node =
(ro_obj->sub_objects == NULL
? NULL
: ro_obj->sub_objects->head);
for (; ro_subobj_node != NULL;
ro_subobj_node = ro_subobj_node->next_node) {
struct pcep_object_ro_subobj *ro_subobj =
(struct pcep_object_ro_subobj *)
ro_subobj_node->data;
increment_counter(
session->pcep_session_counters,
counter_subgroup_id_subobj,
ro_subobj->ro_subobj_type);
/* Handle the ro subobj type RO_SUBOBJ_TYPE_SR
* different NAI types */
if (ro_subobj->ro_subobj_type
== RO_SUBOBJ_TYPE_SR) {
struct pcep_ro_subobj_sr *ro_sr_subobj =
(struct pcep_ro_subobj_sr *)
ro_subobj;
increment_counter(
session->pcep_session_counters,
counter_subgroup_id_ro_sr_subobj,
ro_sr_subobj->nai_type);
}
}
}
/* Iterate the TLVs */
double_linked_list_node *tlv_node =
(obj->tlv_list == NULL ? NULL : obj->tlv_list->head);
for (; tlv_node != NULL; tlv_node = tlv_node->next_node) {
struct pcep_object_tlv_header *tlv =
(struct pcep_object_tlv_header *)tlv_node->data;
increment_counter(session->pcep_session_counters,
counter_subgroup_id_tlv, tlv->type);
}
}
}
void increment_message_rx_counters(pcep_session *session,
struct pcep_message *message)
{
increment_message_counters(session, message, true);
}
void increment_message_tx_counters(pcep_session *session,
struct pcep_message *message)
{
increment_message_counters(session, message, false);
}
void increment_event_counters(
pcep_session *session,
pcep_session_counters_event_counter_ids counter_id)
{
increment_counter(session->pcep_session_counters,
COUNTER_SUBGROUP_ID_EVENT, counter_id);
}
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