From 6dd3dfb79125cd02d02efbce435a6c82e5af92ef Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Mon, 3 Jun 2024 19:01:24 +0200 Subject: Adding upstream version 3.1.8. Signed-off-by: Daniel Baumann --- exec/stats.c | 784 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 784 insertions(+) create mode 100644 exec/stats.c (limited to 'exec/stats.c') diff --git a/exec/stats.c b/exec/stats.c new file mode 100644 index 0000000..d9fd115 --- /dev/null +++ b/exec/stats.c @@ -0,0 +1,784 @@ +/* + * Copyright (c) 2017-2020 Red Hat, Inc. + * + * All rights reserved. + * + * Authors: Christine Caulfield (ccaulfie@redhat.com) + * + * This software licensed under BSD license, the text of which follows: + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * - Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * - Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * - Neither the name of the MontaVista Software, Inc. nor the names of its + * contributors may be used to endorse or promote products derived from this + * software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF + * THE POSSIBILITY OF SUCH DAMAGE. + */ + +#include + +#include +#include +#include +#include +#include +#include +#include + +#include +#include +#include + +#include +#include +#include +#include +#include + +#include "util.h" +#include "ipcs_stats.h" +#include "stats.h" + +LOGSYS_DECLARE_SUBSYS ("STATS"); + +static qb_map_t *stats_map; + +/* Structure of an element in the schedmiss array */ +struct schedmiss_entry { + uint64_t timestamp; + float delay; +}; +#define MAX_SCHEDMISS_EVENTS 10 +static struct schedmiss_entry schedmiss_event[MAX_SCHEDMISS_EVENTS]; +static unsigned int highest_schedmiss_event; + +#define SCHEDMISS_PREFIX "stats.schedmiss" + +/* Convert iterator number to text and a stats pointer */ +struct cs_stats_conv { + enum {STAT_PG, STAT_SRP, STAT_KNET, STAT_KNET_HANDLE, STAT_IPCSC, STAT_IPCSG, STAT_SCHEDMISS} type; + const char *name; + const size_t offset; + const icmap_value_types_t value_type; +}; + +struct cs_stats_conv cs_pg_stats[] = { + { STAT_PG, "msg_queue_avail", offsetof(totempg_stats_t, msg_queue_avail), ICMAP_VALUETYPE_UINT32}, + { STAT_PG, "msg_reserved", offsetof(totempg_stats_t, msg_reserved), ICMAP_VALUETYPE_UINT32}, +}; +struct cs_stats_conv cs_srp_stats[] = { + { STAT_SRP, "orf_token_tx", offsetof(totemsrp_stats_t, orf_token_tx), ICMAP_VALUETYPE_UINT64}, + { STAT_SRP, "orf_token_rx", offsetof(totemsrp_stats_t, orf_token_rx), ICMAP_VALUETYPE_UINT64}, + { STAT_SRP, "memb_merge_detect_tx", offsetof(totemsrp_stats_t, memb_merge_detect_tx), ICMAP_VALUETYPE_UINT64}, + { STAT_SRP, "memb_merge_detect_rx", offsetof(totemsrp_stats_t, memb_merge_detect_rx), ICMAP_VALUETYPE_UINT64}, + { STAT_SRP, "memb_join_tx", offsetof(totemsrp_stats_t, memb_join_tx), ICMAP_VALUETYPE_UINT64}, + { STAT_SRP, "memb_join_rx", offsetof(totemsrp_stats_t, memb_join_rx), ICMAP_VALUETYPE_UINT64}, + { STAT_SRP, "mcast_tx", offsetof(totemsrp_stats_t, mcast_tx), ICMAP_VALUETYPE_UINT64}, + { STAT_SRP, "mcast_retx", offsetof(totemsrp_stats_t, mcast_retx), ICMAP_VALUETYPE_UINT64}, + { STAT_SRP, "mcast_rx", offsetof(totemsrp_stats_t, mcast_rx), ICMAP_VALUETYPE_UINT64}, + { STAT_SRP, "memb_commit_token_tx", offsetof(totemsrp_stats_t, memb_commit_token_tx), ICMAP_VALUETYPE_UINT64}, + { STAT_SRP, "memb_commit_token_rx", offsetof(totemsrp_stats_t, memb_commit_token_rx), ICMAP_VALUETYPE_UINT64}, + { STAT_SRP, "token_hold_cancel_tx", offsetof(totemsrp_stats_t, token_hold_cancel_tx), ICMAP_VALUETYPE_UINT64}, + { STAT_SRP, "token_hold_cancel_rx", offsetof(totemsrp_stats_t, token_hold_cancel_rx), ICMAP_VALUETYPE_UINT64}, + { STAT_SRP, "operational_entered", offsetof(totemsrp_stats_t, operational_entered), ICMAP_VALUETYPE_UINT64}, + { STAT_SRP, "operational_token_lost", offsetof(totemsrp_stats_t, operational_token_lost), ICMAP_VALUETYPE_UINT64}, + { STAT_SRP, "gather_entered", offsetof(totemsrp_stats_t, gather_entered), ICMAP_VALUETYPE_UINT64}, + { STAT_SRP, "gather_token_lost", offsetof(totemsrp_stats_t, gather_token_lost), ICMAP_VALUETYPE_UINT64}, + { STAT_SRP, "commit_entered", offsetof(totemsrp_stats_t, commit_entered), ICMAP_VALUETYPE_UINT64}, + { STAT_SRP, "commit_token_lost", offsetof(totemsrp_stats_t, commit_token_lost), ICMAP_VALUETYPE_UINT64}, + { STAT_SRP, "recovery_entered", offsetof(totemsrp_stats_t, recovery_entered), ICMAP_VALUETYPE_UINT64}, + { STAT_SRP, "recovery_token_lost", offsetof(totemsrp_stats_t, recovery_token_lost), ICMAP_VALUETYPE_UINT64}, + { STAT_SRP, "consensus_timeouts", offsetof(totemsrp_stats_t, consensus_timeouts), ICMAP_VALUETYPE_UINT64}, + { STAT_SRP, "rx_msg_dropped", offsetof(totemsrp_stats_t, rx_msg_dropped), ICMAP_VALUETYPE_UINT64}, + { STAT_SRP, "time_since_token_last_received", offsetof(totemsrp_stats_t, time_since_token_last_received), ICMAP_VALUETYPE_UINT64}, + { STAT_SRP, "continuous_gather", offsetof(totemsrp_stats_t, continuous_gather), ICMAP_VALUETYPE_UINT32}, + { STAT_SRP, "continuous_sendmsg_failures", offsetof(totemsrp_stats_t, continuous_sendmsg_failures), ICMAP_VALUETYPE_UINT32}, + { STAT_SRP, "firewall_enabled_or_nic_failure", offsetof(totemsrp_stats_t, firewall_enabled_or_nic_failure), ICMAP_VALUETYPE_UINT8}, + { STAT_SRP, "mtt_rx_token", offsetof(totemsrp_stats_t, mtt_rx_token), ICMAP_VALUETYPE_UINT32}, + { STAT_SRP, "avg_token_workload", offsetof(totemsrp_stats_t, avg_token_workload), ICMAP_VALUETYPE_UINT32}, + { STAT_SRP, "avg_backlog_calc", offsetof(totemsrp_stats_t, avg_backlog_calc), ICMAP_VALUETYPE_UINT32}, +}; + +struct cs_stats_conv cs_knet_stats[] = { + { STAT_KNET, "enabled", offsetof(struct knet_link_status, enabled), ICMAP_VALUETYPE_UINT8}, + { STAT_KNET, "connected", offsetof(struct knet_link_status, connected), ICMAP_VALUETYPE_UINT8}, + { STAT_KNET, "mtu", offsetof(struct knet_link_status, mtu), ICMAP_VALUETYPE_UINT32}, + { STAT_KNET, "tx_data_packets", offsetof(struct knet_link_status, stats.tx_data_packets), ICMAP_VALUETYPE_UINT64}, + { STAT_KNET, "rx_data_packets", offsetof(struct knet_link_status, stats.rx_data_packets), ICMAP_VALUETYPE_UINT64}, + { STAT_KNET, "tx_data_bytes", offsetof(struct knet_link_status, stats.tx_data_bytes), ICMAP_VALUETYPE_UINT64}, + { STAT_KNET, "rx_data_bytes", offsetof(struct knet_link_status, stats.rx_data_bytes), ICMAP_VALUETYPE_UINT64}, + { STAT_KNET, "tx_ping_packets", offsetof(struct knet_link_status, stats.tx_ping_packets), ICMAP_VALUETYPE_UINT64}, + { STAT_KNET, "rx_ping_packets", offsetof(struct knet_link_status, stats.rx_ping_packets), ICMAP_VALUETYPE_UINT64}, + { STAT_KNET, "tx_ping_bytes", offsetof(struct knet_link_status, stats.tx_ping_bytes), ICMAP_VALUETYPE_UINT64}, + { STAT_KNET, "rx_ping_bytes", offsetof(struct knet_link_status, stats.rx_ping_bytes), ICMAP_VALUETYPE_UINT64}, + { STAT_KNET, "tx_pong_packets", offsetof(struct knet_link_status, stats.tx_pong_packets), ICMAP_VALUETYPE_UINT64}, + { STAT_KNET, "rx_pong_packets", offsetof(struct knet_link_status, stats.rx_pong_packets), ICMAP_VALUETYPE_UINT64}, + { STAT_KNET, "tx_pong_bytes", offsetof(struct knet_link_status, stats.tx_pong_bytes), ICMAP_VALUETYPE_UINT64}, + { STAT_KNET, "rx_pong_bytes", offsetof(struct knet_link_status, stats.rx_pong_bytes), ICMAP_VALUETYPE_UINT64}, + { STAT_KNET, "tx_pmtu_packets", offsetof(struct knet_link_status, stats.tx_pmtu_packets), ICMAP_VALUETYPE_UINT64}, + { STAT_KNET, "rx_pmtu_packets", offsetof(struct knet_link_status, stats.rx_pmtu_packets), ICMAP_VALUETYPE_UINT64}, + { STAT_KNET, "tx_pmtu_bytes", offsetof(struct knet_link_status, stats.tx_pmtu_bytes), ICMAP_VALUETYPE_UINT64}, + { STAT_KNET, "rx_pmtu_bytes", offsetof(struct knet_link_status, stats.rx_pmtu_bytes), ICMAP_VALUETYPE_UINT64}, + { STAT_KNET, "tx_total_packets", offsetof(struct knet_link_status, stats.tx_total_packets), ICMAP_VALUETYPE_UINT64}, + { STAT_KNET, "rx_total_packets", offsetof(struct knet_link_status, stats.rx_total_packets), ICMAP_VALUETYPE_UINT64}, + { STAT_KNET, "tx_total_bytes", offsetof(struct knet_link_status, stats.tx_total_bytes), ICMAP_VALUETYPE_UINT64}, + { STAT_KNET, "rx_total_bytes", offsetof(struct knet_link_status, stats.rx_total_bytes), ICMAP_VALUETYPE_UINT64}, + { STAT_KNET, "tx_total_errors", offsetof(struct knet_link_status, stats.tx_total_errors), ICMAP_VALUETYPE_UINT64}, + { STAT_KNET, "rx_total_retries", offsetof(struct knet_link_status, stats.tx_total_retries), ICMAP_VALUETYPE_UINT64}, + { STAT_KNET, "tx_pmtu_errors", offsetof(struct knet_link_status, stats.tx_pmtu_errors), ICMAP_VALUETYPE_UINT32}, + { STAT_KNET, "tx_pmtu_retries", offsetof(struct knet_link_status, stats.tx_pmtu_retries), ICMAP_VALUETYPE_UINT32}, + { STAT_KNET, "tx_ping_errors", offsetof(struct knet_link_status, stats.tx_ping_errors), ICMAP_VALUETYPE_UINT32}, + { STAT_KNET, "tx_ping_retries", offsetof(struct knet_link_status, stats.tx_ping_retries), ICMAP_VALUETYPE_UINT32}, + { STAT_KNET, "tx_pong_errors", offsetof(struct knet_link_status, stats.tx_pong_errors), ICMAP_VALUETYPE_UINT32}, + { STAT_KNET, "tx_pong_retries", offsetof(struct knet_link_status, stats.tx_pong_retries), ICMAP_VALUETYPE_UINT32}, + { STAT_KNET, "tx_data_errors", offsetof(struct knet_link_status, stats.tx_data_errors), ICMAP_VALUETYPE_UINT32}, + { STAT_KNET, "tx_data_retries", offsetof(struct knet_link_status, stats.tx_data_retries), ICMAP_VALUETYPE_UINT32}, + { STAT_KNET, "latency_min", offsetof(struct knet_link_status, stats.latency_min), ICMAP_VALUETYPE_UINT32}, + { STAT_KNET, "latency_max", offsetof(struct knet_link_status, stats.latency_max), ICMAP_VALUETYPE_UINT32}, + { STAT_KNET, "latency_ave", offsetof(struct knet_link_status, stats.latency_ave), ICMAP_VALUETYPE_UINT32}, + { STAT_KNET, "latency_samples", offsetof(struct knet_link_status, stats.latency_samples), ICMAP_VALUETYPE_UINT32}, + { STAT_KNET, "down_count", offsetof(struct knet_link_status, stats.down_count), ICMAP_VALUETYPE_UINT32}, + { STAT_KNET, "up_count", offsetof(struct knet_link_status, stats.up_count), ICMAP_VALUETYPE_UINT32}, +}; +struct cs_stats_conv cs_knet_handle_stats[] = { + { STAT_KNET_HANDLE, "tx_uncompressed_packets", offsetof(struct knet_handle_stats, tx_uncompressed_packets), ICMAP_VALUETYPE_UINT64}, + { STAT_KNET_HANDLE, "tx_compressed_packets", offsetof(struct knet_handle_stats, tx_compressed_packets), ICMAP_VALUETYPE_UINT64}, + { STAT_KNET_HANDLE, "tx_compressed_original_bytes", offsetof(struct knet_handle_stats, tx_compressed_original_bytes), ICMAP_VALUETYPE_UINT64}, + { STAT_KNET_HANDLE, "tx_compressed_size_bytes", offsetof(struct knet_handle_stats, tx_compressed_size_bytes), ICMAP_VALUETYPE_UINT64}, + { STAT_KNET_HANDLE, "tx_compress_time_min", offsetof(struct knet_handle_stats, tx_compress_time_min), ICMAP_VALUETYPE_UINT64}, + { STAT_KNET_HANDLE, "tx_compress_time_max", offsetof(struct knet_handle_stats, tx_compress_time_max), ICMAP_VALUETYPE_UINT64}, + { STAT_KNET_HANDLE, "tx_compress_time_ave", offsetof(struct knet_handle_stats, tx_compress_time_ave), ICMAP_VALUETYPE_UINT64}, + { STAT_KNET_HANDLE, "rx_compressed_packets", offsetof(struct knet_handle_stats, rx_compressed_packets), ICMAP_VALUETYPE_UINT64}, + { STAT_KNET_HANDLE, "rx_compressed_original_bytes", offsetof(struct knet_handle_stats, rx_compressed_original_bytes), ICMAP_VALUETYPE_UINT64}, + { STAT_KNET_HANDLE, "rx_compressed_size_bytes", offsetof(struct knet_handle_stats, rx_compressed_size_bytes), ICMAP_VALUETYPE_UINT64}, + { STAT_KNET_HANDLE, "rx_compress_time_min", offsetof(struct knet_handle_stats, rx_compress_time_min), ICMAP_VALUETYPE_UINT64}, + { STAT_KNET_HANDLE, "rx_compress_time_max", offsetof(struct knet_handle_stats, rx_compress_time_max), ICMAP_VALUETYPE_UINT64}, + { STAT_KNET_HANDLE, "rx_compress_time_ave", offsetof(struct knet_handle_stats, rx_compress_time_ave), ICMAP_VALUETYPE_UINT64}, + { STAT_KNET_HANDLE, "tx_crypt_time_min", offsetof(struct knet_handle_stats, tx_crypt_time_min), ICMAP_VALUETYPE_UINT64}, + { STAT_KNET_HANDLE, "tx_crypt_time_max", offsetof(struct knet_handle_stats, tx_crypt_time_max), ICMAP_VALUETYPE_UINT64}, + { STAT_KNET_HANDLE, "tx_crypt_time_ave", offsetof(struct knet_handle_stats, tx_crypt_time_ave), ICMAP_VALUETYPE_UINT64}, + { STAT_KNET_HANDLE, "tx_crypt_byte_overhead", offsetof(struct knet_handle_stats, tx_crypt_byte_overhead), ICMAP_VALUETYPE_UINT64}, + { STAT_KNET_HANDLE, "tx_crypt_packets", offsetof(struct knet_handle_stats, tx_crypt_packets), ICMAP_VALUETYPE_UINT64}, + { STAT_KNET_HANDLE, "rx_crypt_time_min", offsetof(struct knet_handle_stats, rx_crypt_time_min), ICMAP_VALUETYPE_UINT64}, + { STAT_KNET_HANDLE, "rx_crypt_time_max", offsetof(struct knet_handle_stats, rx_crypt_time_max), ICMAP_VALUETYPE_UINT64}, + { STAT_KNET_HANDLE, "rx_crypt_time_ave", offsetof(struct knet_handle_stats, rx_crypt_time_ave), ICMAP_VALUETYPE_UINT64}, + { STAT_KNET_HANDLE, "rx_crypt_packets", offsetof(struct knet_handle_stats, rx_crypt_packets), ICMAP_VALUETYPE_UINT64}, +}; + +struct cs_stats_conv cs_ipcs_conn_stats[] = { + { STAT_IPCSC, "queueing", offsetof(struct ipcs_conn_stats, cnx.queuing), ICMAP_VALUETYPE_INT32}, + { STAT_IPCSC, "queued", offsetof(struct ipcs_conn_stats, cnx.queued), ICMAP_VALUETYPE_UINT32}, + { STAT_IPCSC, "invalid_request", offsetof(struct ipcs_conn_stats, cnx.invalid_request), ICMAP_VALUETYPE_UINT64}, + { STAT_IPCSC, "overload", offsetof(struct ipcs_conn_stats, cnx.overload), ICMAP_VALUETYPE_UINT64}, + { STAT_IPCSC, "sent", offsetof(struct ipcs_conn_stats, cnx.sent), ICMAP_VALUETYPE_UINT32}, + { STAT_IPCSC, "procname", offsetof(struct ipcs_conn_stats, cnx.proc_name), ICMAP_VALUETYPE_STRING}, + { STAT_IPCSC, "requests", offsetof(struct ipcs_conn_stats, conn.requests), ICMAP_VALUETYPE_UINT64}, + { STAT_IPCSC, "responses", offsetof(struct ipcs_conn_stats, conn.responses), ICMAP_VALUETYPE_UINT64}, + { STAT_IPCSC, "dispatched", offsetof(struct ipcs_conn_stats, conn.events), ICMAP_VALUETYPE_UINT64}, + { STAT_IPCSC, "send_retries", offsetof(struct ipcs_conn_stats, conn.send_retries), ICMAP_VALUETYPE_UINT64}, + { STAT_IPCSC, "recv_retries", offsetof(struct ipcs_conn_stats, conn.recv_retries), ICMAP_VALUETYPE_UINT64}, + { STAT_IPCSC, "flow_control", offsetof(struct ipcs_conn_stats, conn.flow_control_state), ICMAP_VALUETYPE_UINT32}, + { STAT_IPCSC, "flow_control_count", offsetof(struct ipcs_conn_stats, conn.flow_control_count), ICMAP_VALUETYPE_UINT64}, +}; +struct cs_stats_conv cs_ipcs_global_stats[] = { + { STAT_IPCSG, "global.active", offsetof(struct ipcs_global_stats, active), ICMAP_VALUETYPE_UINT64}, + { STAT_IPCSG, "global.closed", offsetof(struct ipcs_global_stats, closed), ICMAP_VALUETYPE_UINT64}, +}; +struct cs_stats_conv cs_schedmiss_stats[] = { + { STAT_SCHEDMISS, "timestamp", offsetof(struct schedmiss_entry, timestamp), ICMAP_VALUETYPE_UINT64}, + { STAT_SCHEDMISS, "delay", offsetof(struct schedmiss_entry, delay), ICMAP_VALUETYPE_FLOAT}, +}; + +#define NUM_PG_STATS (sizeof(cs_pg_stats) / sizeof(struct cs_stats_conv)) +#define NUM_SRP_STATS (sizeof(cs_srp_stats) / sizeof(struct cs_stats_conv)) +#define NUM_KNET_STATS (sizeof(cs_knet_stats) / sizeof(struct cs_stats_conv)) +#define NUM_KNET_HANDLE_STATS (sizeof(cs_knet_handle_stats) / sizeof(struct cs_stats_conv)) +#define NUM_IPCSC_STATS (sizeof(cs_ipcs_conn_stats) / sizeof(struct cs_stats_conv)) +#define NUM_IPCSG_STATS (sizeof(cs_ipcs_global_stats) / sizeof(struct cs_stats_conv)) + +/* What goes in the trie */ +struct stats_item { + char *key_name; + struct cs_stats_conv * cs_conv; +}; + +/* One of these per tracker */ +struct cs_stats_tracker +{ + char *key_name; + void *user_data; + int32_t events; + icmap_notify_fn_t notify_fn; + uint64_t old_value; + struct qb_list_head list; +}; +QB_LIST_DECLARE (stats_tracker_list_head); +static const struct corosync_api_v1 *api; + +static void stats_map_set_value(struct cs_stats_conv *conv, + void *stat_array, + void *value, + size_t *value_len, + icmap_value_types_t *type) +{ + if (value_len) { + *value_len = icmap_get_valuetype_len(conv->value_type); + } + if (type) { + *type = conv->value_type; + if ((*type == ICMAP_VALUETYPE_STRING) && value_len && stat_array) { + *value_len = strlen((char *)(stat_array) + conv->offset)+1; + } + } + if (value) { + assert(value_len != NULL); + + memcpy(value, (char *)(stat_array) + conv->offset, *value_len); + } +} + +static void stats_add_entry(const char *key, struct cs_stats_conv *cs_conv) +{ + struct stats_item *item = malloc(sizeof(struct stats_item)); + + if (item) { + item->cs_conv = cs_conv; + item->key_name = strdup(key); + qb_map_put(stats_map, item->key_name, item); + } +} +static void stats_rm_entry(const char *key) +{ + struct stats_item *item = qb_map_get(stats_map, key); + + if (item) { + qb_map_rm(stats_map, item->key_name); + /* Structures freed in callback below */ + } +} + +static void stats_map_free_cb(uint32_t event, + char* key, void* old_value, + void* value, void* user_data) +{ + struct stats_item *item = (struct stats_item *)old_value; + + if (item) { + free(item->key_name); + free(item); + } +} + +cs_error_t stats_map_init(const struct corosync_api_v1 *corosync_api) +{ + int i; + char param[ICMAP_KEYNAME_MAXLEN]; + int32_t err; + + api = corosync_api; + + stats_map = qb_trie_create(); + if (!stats_map) { + return CS_ERR_INIT; + } + + /* Populate the static portions of the trie */ + for (i = 0; ics_conv; + switch (statinfo->type) { + case STAT_PG: + pg_stats = api->totem_get_stats(); + stats_map_set_value(statinfo, pg_stats, value, value_len, type); + break; + case STAT_SRP: + pg_stats = api->totem_get_stats(); + stats_map_set_value(statinfo, pg_stats->srp, value, value_len, type); + break; + case STAT_KNET_HANDLE: + res = totemknet_handle_get_stats(&knet_handle_stats); + if (res != CS_OK) { + return res; + } + stats_map_set_value(statinfo, &knet_handle_stats, value, value_len, type); + break; + case STAT_KNET: + if (sscanf(key_name, "stats.knet.node%d.link%d", &nodeid, &link_no) != 2) { + return CS_ERR_NOT_EXIST; + } + + /* Validate node & link IDs */ + if (nodeid <= 0 || nodeid > KNET_MAX_HOST || + link_no < 0 || link_no > KNET_MAX_LINK) { + return CS_ERR_NOT_EXIST; + } + + /* Always get the latest stats */ + res = totemknet_link_get_status((knet_node_id_t)nodeid, (uint8_t)link_no, &link_status); + if (res != CS_OK) { + return CS_ERR_LIBRARY; + } + stats_map_set_value(statinfo, &link_status, value, value_len, type); + break; + case STAT_IPCSC: + if (sscanf(key_name, "stats.ipcs.service%d.%d.%p", &service_id, &pid, &conn_ptr) != 3) { + return CS_ERR_NOT_EXIST; + } + res = cs_ipcs_get_conn_stats(service_id, pid, conn_ptr, &ipcs_conn_stats); + if (res != CS_OK) { + return res; + } + stats_map_set_value(statinfo, &ipcs_conn_stats, value, value_len, type); + break; + case STAT_IPCSG: + cs_ipcs_get_global_stats(&ipcs_global_stats); + stats_map_set_value(statinfo, &ipcs_global_stats, value, value_len, type); + break; + case STAT_SCHEDMISS: + if (sscanf(key_name, SCHEDMISS_PREFIX ".%d", &sm_event) != 1) { + return CS_ERR_NOT_EXIST; + } + + sm_type = strrchr(key_name, '.'); + if (sm_type == NULL) { + return CS_ERR_NOT_EXIST; + } + sm_type++; + + if (strcmp(sm_type, "timestamp") == 0) { + memcpy(value, &schedmiss_event[sm_event].timestamp, sizeof(uint64_t)); + *value_len = sizeof(uint64_t); + *type = ICMAP_VALUETYPE_UINT64; + } + if (strcmp(sm_type, "delay") == 0) { + memcpy(value, &schedmiss_event[sm_event].delay, sizeof(float)); + *value_len = sizeof(float); + *type = ICMAP_VALUETYPE_FLOAT; + } + break; + default: + return CS_ERR_LIBRARY; + } + return CS_OK; +} + +static void schedmiss_clear_stats(void) +{ + int i; + char param[ICMAP_KEYNAME_MAXLEN]; + + for (i=0; i=0; i--) { + schedmiss_event[i+1].timestamp = schedmiss_event[i].timestamp; + schedmiss_event[i+1].delay = schedmiss_event[i].delay; + } + + /* New entries are always at the front */ + schedmiss_event[0].timestamp = timestamp; + schedmiss_event[0].delay = delay; + + /* If we've not run off the end then add an entry in the trie for the new 'end' one */ + if (highest_schedmiss_event < MAX_SCHEDMISS_EVENTS) { + sprintf(param, SCHEDMISS_PREFIX ".%i.timestamp", highest_schedmiss_event); + stats_add_entry(param, &cs_schedmiss_stats[0]); + sprintf(param, SCHEDMISS_PREFIX ".%i.delay", highest_schedmiss_event); + stats_add_entry(param, &cs_schedmiss_stats[1]); + highest_schedmiss_event++; + } + /* Notifications get sent by the stats_updater */ +} + +#define STATS_CLEAR "stats.clear." +#define STATS_CLEAR_KNET "stats.clear.knet" +#define STATS_CLEAR_IPC "stats.clear.ipc" +#define STATS_CLEAR_TOTEM "stats.clear.totem" +#define STATS_CLEAR_ALL "stats.clear.all" +#define STATS_CLEAR_SCHEDMISS "stats.clear.schedmiss" + +cs_error_t stats_map_set(const char *key_name, + const void *value, + size_t value_len, + icmap_value_types_t type) +{ + int cleared = 0; + + if (strncmp(key_name, STATS_CLEAR_KNET, strlen(STATS_CLEAR_KNET)) == 0) { + totempg_stats_clear(TOTEMPG_STATS_CLEAR_TRANSPORT); + cleared = 1; + } + if (strncmp(key_name, STATS_CLEAR_IPC, strlen(STATS_CLEAR_IPC)) == 0) { + cs_ipcs_clear_stats(); + cleared = 1; + } + if (strncmp(key_name, STATS_CLEAR_TOTEM, strlen(STATS_CLEAR_TOTEM)) == 0) { + totempg_stats_clear(TOTEMPG_STATS_CLEAR_TOTEM); + cleared = 1; + } + if (strncmp(key_name, STATS_CLEAR_SCHEDMISS, strlen(STATS_CLEAR_SCHEDMISS)) == 0) { + schedmiss_clear_stats(); + cleared = 1; + } + if (strncmp(key_name, STATS_CLEAR_ALL, strlen(STATS_CLEAR_ALL)) == 0) { + totempg_stats_clear(TOTEMPG_STATS_CLEAR_TRANSPORT | TOTEMPG_STATS_CLEAR_TOTEM); + cs_ipcs_clear_stats(); + schedmiss_clear_stats(); + cleared = 1; + } + if (!cleared) { + return CS_ERR_NOT_SUPPORTED; + } + return CS_OK; +} + +cs_error_t stats_map_adjust_int(const char *key_name, int32_t step) +{ + return CS_ERR_NOT_SUPPORTED; +} + +cs_error_t stats_map_delete(const char *key_name) +{ + return CS_ERR_NOT_SUPPORTED; +} + +int stats_map_is_key_ro(const char *key_name) +{ + /* It's all read-only apart from the 'clear' destinations */ + if (strncmp(key_name, STATS_CLEAR, strlen(STATS_CLEAR)) == 0) { + return 0; + } else { + return 1; + } +} + +icmap_iter_t stats_map_iter_init(const char *prefix) +{ + return (qb_map_pref_iter_create(stats_map, prefix)); +} + + +const char *stats_map_iter_next(icmap_iter_t iter, size_t *value_len, icmap_value_types_t *type) +{ + const char *res; + struct stats_item *item; + + res = qb_map_iter_next(iter, (void **)&item); + if (res == NULL) { + return (res); + } + stats_map_set_value(item->cs_conv, NULL, NULL, value_len, type); + + return res; +} + +void stats_map_iter_finalize(icmap_iter_t iter) +{ + qb_map_iter_free(iter); +} + + +void stats_trigger_trackers() +{ + struct cs_stats_tracker *tracker; + struct qb_list_head *iter; + cs_error_t res; + size_t value_len; + icmap_value_types_t type; + uint64_t value; + struct icmap_notify_value new_val; + struct icmap_notify_value old_val; + + qb_list_for_each(iter, &stats_tracker_list_head) { + + tracker = qb_list_entry(iter, struct cs_stats_tracker, list); + if (tracker->events & ICMAP_TRACK_PREFIX || !tracker->key_name ) { + continue; + } + + res = stats_map_get(tracker->key_name, + &value, &value_len, &type); + + /* Check if it has changed */ + if ((res == CS_OK) && (memcmp(&value, &tracker->old_value, value_len) != 0)) { + + old_val.type = new_val.type = type; + old_val.len = new_val.len = value_len; + old_val.data = new_val.data = &value; + + tracker->notify_fn(ICMAP_TRACK_MODIFY, tracker->key_name, + old_val, new_val, tracker->user_data); + + memcpy(&tracker->old_value, &value, value_len); + } + } +} + + +/* Callback from libqb when a key is added/removed */ +static void stats_map_notify_fn(uint32_t event, char *key, void *old_value, void *value, void *user_data) +{ + struct cs_stats_tracker *tracker = user_data; + struct icmap_notify_value new_val; + struct icmap_notify_value old_val; + char new_value[64]; + + if (value == NULL && old_value == NULL) { + return ; + } + + /* Ignore schedmiss trackers as the values are read from the circular buffer */ + if (strncmp(key, SCHEDMISS_PREFIX, strlen(SCHEDMISS_PREFIX)) == 0 ) { + return ; + } + + new_val.data = new_value; + if (stats_map_get(key, + &new_value, + &new_val.len, + &new_val.type) != CS_OK) { + log_printf(LOGSYS_LEVEL_WARNING, "get value of notified key %s failed", key); + return ; + } + + /* We don't know what the old value was + but as this only tracks ADD & DELETE I'm not worried + about it */ + memcpy(&old_val, &new_val, sizeof(new_val)); + + tracker->notify_fn(icmap_qbtt_to_tt(event), + key, + new_val, + old_val, + tracker->user_data); + +} + +cs_error_t stats_map_track_add(const char *key_name, + int32_t track_type, + icmap_notify_fn_t notify_fn, + void *user_data, + icmap_track_t *icmap_track) +{ + struct cs_stats_tracker *tracker; + size_t value_len; + icmap_value_types_t type; + cs_error_t err; + + /* We can track adding or deleting a key under a prefix */ + if ((track_type & ICMAP_TRACK_PREFIX) && + (!(track_type & ICMAP_TRACK_DELETE) || + !(track_type & ICMAP_TRACK_ADD))) { + return CS_ERR_NOT_SUPPORTED; + } + + tracker = malloc(sizeof(struct cs_stats_tracker)); + if (!tracker) { + return CS_ERR_NO_MEMORY; + } + + tracker->notify_fn = notify_fn; + tracker->user_data = user_data; + tracker->events = track_type; + if (key_name) { + tracker->key_name = strdup(key_name); + if (!tracker->key_name) { + free(tracker); + return CS_ERR_NO_MEMORY; + } + /* Get initial value */ + if (stats_map_get(tracker->key_name, + &tracker->old_value, &value_len, &type) != CS_OK) { + tracker->old_value = 0ULL; + } + } else { + tracker->key_name = NULL; + tracker->old_value = 0ULL; + } + + /* Add/delete trackers can use the qb_map tracking */ + if ((track_type & ICMAP_TRACK_ADD) || + (track_type & ICMAP_TRACK_DELETE)) { + err = qb_map_notify_add(stats_map, tracker->key_name, + stats_map_notify_fn, + icmap_tt_to_qbtt(track_type), + tracker); + if (err != 0) { + log_printf(LOGSYS_LEVEL_ERROR, "creating stats tracker %s failed. %d\n", tracker->key_name, err); + free(tracker->key_name); + free(tracker); + return (qb_to_cs_error(err)); + } + } + + qb_list_add (&tracker->list, &stats_tracker_list_head); + + *icmap_track = (icmap_track_t)tracker; + return CS_OK; +} + +cs_error_t stats_map_track_delete(icmap_track_t icmap_track) +{ + struct cs_stats_tracker *tracker = (struct cs_stats_tracker *)icmap_track; + int err; + + if ((tracker->events & ICMAP_TRACK_ADD) || + (tracker->events & ICMAP_TRACK_DELETE)) { + err = qb_map_notify_del_2(stats_map, + tracker->key_name, stats_map_notify_fn, + icmap_tt_to_qbtt(tracker->events), tracker); + if (err) { + log_printf(LOGSYS_LEVEL_ERROR, "deleting tracker %s failed. %d\n", tracker->key_name, err); + } + } + + qb_list_del(&tracker->list); + free(tracker->key_name); + free(tracker); + + return CS_OK; +} + +void *stats_map_track_get_user_data(icmap_track_t icmap_track) +{ + struct cs_stats_tracker *tracker = (struct cs_stats_tracker *)icmap_track; + + return tracker->user_data; +} + +/* Called from totemknet to add/remove keys from our map */ +void stats_knet_add_member(knet_node_id_t nodeid, uint8_t link_no) +{ + int i; + char param[ICMAP_KEYNAME_MAXLEN]; + + for (i = 0; i