Jacob Erlbeck | 95bf8280 | 2015-10-20 19:05:52 +0200 | [diff] [blame] | 1 | /* |
| 2 | * (C) 2015 by Sysmocom s.f.m.c. GmbH |
| 3 | * |
| 4 | * Author: Jacob Erlbeck <jerlbeck@sysmocom.de> |
| 5 | * |
| 6 | * All Rights Reserved |
| 7 | * |
| 8 | * This program is free software; you can redistribute it and/or modify |
| 9 | * it under the terms of the GNU General Public License as published by |
| 10 | * the Free Software Foundation; either version 2 of the License, or |
| 11 | * (at your option) any later version. |
| 12 | * |
| 13 | * This program is distributed in the hope that it will be useful, |
| 14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 16 | * GNU General Public License for more details. |
| 17 | * |
| 18 | * You should have received a copy of the GNU General Public License along |
| 19 | * with this program; if not, write to the Free Software Foundation, Inc., |
| 20 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. |
| 21 | * |
| 22 | */ |
| 23 | |
| 24 | #include <osmocom/core/stats.h> |
| 25 | |
| 26 | #include <unistd.h> |
| 27 | #include <string.h> |
| 28 | #include <stdint.h> |
| 29 | #include <errno.h> |
| 30 | #include <stdio.h> |
Holger Hans Peter Freyther | c337693 | 2015-08-21 19:56:54 +0000 | [diff] [blame] | 31 | #include <sys/types.h> |
Jacob Erlbeck | 95bf8280 | 2015-10-20 19:05:52 +0200 | [diff] [blame] | 32 | #include <sys/socket.h> |
Holger Hans Peter Freyther | c337693 | 2015-08-21 19:56:54 +0000 | [diff] [blame] | 33 | #include <netinet/in.h> |
Jacob Erlbeck | 95bf8280 | 2015-10-20 19:05:52 +0200 | [diff] [blame] | 34 | #include <arpa/inet.h> |
| 35 | |
| 36 | #include <osmocom/core/utils.h> |
| 37 | #include <osmocom/core/logging.h> |
| 38 | #include <osmocom/core/rate_ctr.h> |
| 39 | #include <osmocom/core/stat_item.h> |
Jacob Erlbeck | b1dbfb4 | 2015-10-26 11:58:38 +0100 | [diff] [blame] | 40 | #include <osmocom/core/timer.h> |
Jacob Erlbeck | c8f47b6 | 2015-10-26 14:42:05 +0100 | [diff] [blame] | 41 | #include <osmocom/core/statistics.h> |
Jacob Erlbeck | d01acfc | 2015-10-26 16:22:45 +0100 | [diff] [blame] | 42 | #include <osmocom/core/msgb.h> |
Jacob Erlbeck | 95bf8280 | 2015-10-20 19:05:52 +0200 | [diff] [blame] | 43 | |
Jacob Erlbeck | b1dbfb4 | 2015-10-26 11:58:38 +0100 | [diff] [blame] | 44 | #define STATS_DEFAULT_INTERVAL 5 /* secs */ |
Jacob Erlbeck | b6e6bea | 2015-11-09 15:33:44 +0100 | [diff] [blame] | 45 | #define STATS_DEFAULT_BUFLEN 256 |
Jacob Erlbeck | 95bf8280 | 2015-10-20 19:05:52 +0200 | [diff] [blame] | 46 | |
Jacob Erlbeck | fc9533d | 2015-10-29 00:55:58 +0100 | [diff] [blame] | 47 | static LLIST_HEAD(osmo_stats_reporter_list); |
| 48 | static void *osmo_stats_ctx = NULL; |
Jacob Erlbeck | b1dbfb4 | 2015-10-26 11:58:38 +0100 | [diff] [blame] | 49 | static int is_initialised = 0; |
| 50 | static int32_t current_stat_item_index = 0; |
| 51 | |
Jacob Erlbeck | fc9533d | 2015-10-29 00:55:58 +0100 | [diff] [blame] | 52 | static struct osmo_stats_config s_stats_config = { |
Jacob Erlbeck | b1dbfb4 | 2015-10-26 11:58:38 +0100 | [diff] [blame] | 53 | .interval = STATS_DEFAULT_INTERVAL, |
| 54 | }; |
Jacob Erlbeck | fc9533d | 2015-10-29 00:55:58 +0100 | [diff] [blame] | 55 | struct osmo_stats_config *osmo_stats_config = &s_stats_config; |
Jacob Erlbeck | b1dbfb4 | 2015-10-26 11:58:38 +0100 | [diff] [blame] | 56 | |
Jacob Erlbeck | fc9533d | 2015-10-29 00:55:58 +0100 | [diff] [blame] | 57 | static struct osmo_timer_list osmo_stats_timer; |
Jacob Erlbeck | 95bf8280 | 2015-10-20 19:05:52 +0200 | [diff] [blame] | 58 | |
Jacob Erlbeck | fc9533d | 2015-10-29 00:55:58 +0100 | [diff] [blame] | 59 | static int osmo_stats_reporter_log_send_counter(struct osmo_stats_reporter *srep, |
Jacob Erlbeck | bc4f7ae | 2015-10-28 21:47:45 +0100 | [diff] [blame] | 60 | const struct rate_ctr_group *ctrg, |
| 61 | const struct rate_ctr_desc *desc, |
| 62 | int64_t value, int64_t delta); |
Jacob Erlbeck | fc9533d | 2015-10-29 00:55:58 +0100 | [diff] [blame] | 63 | static int osmo_stats_reporter_log_send_item(struct osmo_stats_reporter *srep, |
| 64 | const struct osmo_stat_item_group *statg, |
Harald Welte | 1554f80 | 2016-11-11 15:06:06 +0100 | [diff] [blame] | 65 | const struct osmo_stat_item_desc *desc, int64_t value); |
Jacob Erlbeck | bc4f7ae | 2015-10-28 21:47:45 +0100 | [diff] [blame] | 66 | |
Jacob Erlbeck | fc9533d | 2015-10-29 00:55:58 +0100 | [diff] [blame] | 67 | static int update_srep_config(struct osmo_stats_reporter *srep) |
Jacob Erlbeck | 95bf8280 | 2015-10-20 19:05:52 +0200 | [diff] [blame] | 68 | { |
| 69 | int rc = 0; |
| 70 | |
Jacob Erlbeck | 95bf8280 | 2015-10-20 19:05:52 +0200 | [diff] [blame] | 71 | if (srep->running) { |
Jacob Erlbeck | 490b38f | 2015-10-27 15:10:28 +0100 | [diff] [blame] | 72 | if (srep->close) |
| 73 | rc = srep->close(srep); |
Jacob Erlbeck | 95bf8280 | 2015-10-20 19:05:52 +0200 | [diff] [blame] | 74 | srep->running = 0; |
| 75 | } |
| 76 | |
| 77 | if (!srep->enabled) |
| 78 | return rc; |
| 79 | |
Jacob Erlbeck | 490b38f | 2015-10-27 15:10:28 +0100 | [diff] [blame] | 80 | if (srep->open) |
| 81 | rc = srep->open(srep); |
| 82 | else |
| 83 | rc = 0; |
| 84 | |
Jacob Erlbeck | 95bf8280 | 2015-10-20 19:05:52 +0200 | [diff] [blame] | 85 | if (rc < 0) |
| 86 | srep->enabled = 0; |
| 87 | else |
| 88 | srep->running = 1; |
| 89 | |
Jacob Erlbeck | aed7c12 | 2015-11-09 11:25:12 +0100 | [diff] [blame] | 90 | srep->force_single_flush = 1; |
| 91 | |
Jacob Erlbeck | 95bf8280 | 2015-10-20 19:05:52 +0200 | [diff] [blame] | 92 | return rc; |
| 93 | } |
| 94 | |
Jacob Erlbeck | fc9533d | 2015-10-29 00:55:58 +0100 | [diff] [blame] | 95 | static void osmo_stats_timer_cb(void *data) |
Jacob Erlbeck | b1dbfb4 | 2015-10-26 11:58:38 +0100 | [diff] [blame] | 96 | { |
Jacob Erlbeck | fc9533d | 2015-10-29 00:55:58 +0100 | [diff] [blame] | 97 | int interval = osmo_stats_config->interval; |
Jacob Erlbeck | b1dbfb4 | 2015-10-26 11:58:38 +0100 | [diff] [blame] | 98 | |
Jacob Erlbeck | fc9533d | 2015-10-29 00:55:58 +0100 | [diff] [blame] | 99 | if (!llist_empty(&osmo_stats_reporter_list)) |
| 100 | osmo_stats_report(); |
Jacob Erlbeck | b1dbfb4 | 2015-10-26 11:58:38 +0100 | [diff] [blame] | 101 | |
Jacob Erlbeck | fc9533d | 2015-10-29 00:55:58 +0100 | [diff] [blame] | 102 | osmo_timer_schedule(&osmo_stats_timer, interval, 0); |
Jacob Erlbeck | b1dbfb4 | 2015-10-26 11:58:38 +0100 | [diff] [blame] | 103 | } |
| 104 | |
| 105 | static int start_timer() |
| 106 | { |
| 107 | if (!is_initialised) |
| 108 | return -ESRCH; |
| 109 | |
Jacob Erlbeck | fc9533d | 2015-10-29 00:55:58 +0100 | [diff] [blame] | 110 | osmo_stats_timer.cb = osmo_stats_timer_cb; |
| 111 | osmo_timer_schedule(&osmo_stats_timer, 0, 1); |
Jacob Erlbeck | b1dbfb4 | 2015-10-26 11:58:38 +0100 | [diff] [blame] | 112 | |
| 113 | return 0; |
| 114 | } |
| 115 | |
Jacob Erlbeck | fc9533d | 2015-10-29 00:55:58 +0100 | [diff] [blame] | 116 | struct osmo_stats_reporter *osmo_stats_reporter_alloc(enum osmo_stats_reporter_type type, |
Jacob Erlbeck | 95bf8280 | 2015-10-20 19:05:52 +0200 | [diff] [blame] | 117 | const char *name) |
| 118 | { |
Jacob Erlbeck | fc9533d | 2015-10-29 00:55:58 +0100 | [diff] [blame] | 119 | struct osmo_stats_reporter *srep; |
| 120 | srep = talloc_zero(osmo_stats_ctx, struct osmo_stats_reporter); |
Jacob Erlbeck | 95bf8280 | 2015-10-20 19:05:52 +0200 | [diff] [blame] | 121 | OSMO_ASSERT(srep); |
| 122 | srep->type = type; |
| 123 | if (name) |
| 124 | srep->name = talloc_strdup(srep, name); |
| 125 | srep->fd = -1; |
| 126 | |
Jacob Erlbeck | fc9533d | 2015-10-29 00:55:58 +0100 | [diff] [blame] | 127 | llist_add(&srep->list, &osmo_stats_reporter_list); |
Jacob Erlbeck | 95bf8280 | 2015-10-20 19:05:52 +0200 | [diff] [blame] | 128 | |
| 129 | return srep; |
| 130 | } |
| 131 | |
Jacob Erlbeck | fc9533d | 2015-10-29 00:55:58 +0100 | [diff] [blame] | 132 | void osmo_stats_reporter_free(struct osmo_stats_reporter *srep) |
Jacob Erlbeck | 95bf8280 | 2015-10-20 19:05:52 +0200 | [diff] [blame] | 133 | { |
Jacob Erlbeck | fc9533d | 2015-10-29 00:55:58 +0100 | [diff] [blame] | 134 | osmo_stats_reporter_disable(srep); |
Jacob Erlbeck | 95bf8280 | 2015-10-20 19:05:52 +0200 | [diff] [blame] | 135 | llist_del(&srep->list); |
| 136 | talloc_free(srep); |
| 137 | } |
| 138 | |
Jacob Erlbeck | fc9533d | 2015-10-29 00:55:58 +0100 | [diff] [blame] | 139 | void osmo_stats_init(void *ctx) |
Jacob Erlbeck | 95bf8280 | 2015-10-20 19:05:52 +0200 | [diff] [blame] | 140 | { |
Jacob Erlbeck | fc9533d | 2015-10-29 00:55:58 +0100 | [diff] [blame] | 141 | osmo_stats_ctx = ctx; |
| 142 | osmo_stat_item_discard_all(¤t_stat_item_index); |
Jacob Erlbeck | b1dbfb4 | 2015-10-26 11:58:38 +0100 | [diff] [blame] | 143 | |
| 144 | is_initialised = 1; |
| 145 | start_timer(); |
Jacob Erlbeck | 95bf8280 | 2015-10-20 19:05:52 +0200 | [diff] [blame] | 146 | } |
| 147 | |
Jacob Erlbeck | fc9533d | 2015-10-29 00:55:58 +0100 | [diff] [blame] | 148 | struct osmo_stats_reporter *osmo_stats_reporter_find(enum osmo_stats_reporter_type type, |
Jacob Erlbeck | 95bf8280 | 2015-10-20 19:05:52 +0200 | [diff] [blame] | 149 | const char *name) |
| 150 | { |
Jacob Erlbeck | fc9533d | 2015-10-29 00:55:58 +0100 | [diff] [blame] | 151 | struct osmo_stats_reporter *srep; |
| 152 | llist_for_each_entry(srep, &osmo_stats_reporter_list, list) { |
Jacob Erlbeck | 95bf8280 | 2015-10-20 19:05:52 +0200 | [diff] [blame] | 153 | if (srep->type != type) |
| 154 | continue; |
| 155 | if (srep->name != name) { |
| 156 | if (name == NULL || srep->name == NULL || |
| 157 | strcmp(name, srep->name) != 0) |
| 158 | continue; |
| 159 | } |
| 160 | return srep; |
| 161 | } |
| 162 | return NULL; |
| 163 | } |
| 164 | |
Jacob Erlbeck | fc9533d | 2015-10-29 00:55:58 +0100 | [diff] [blame] | 165 | int osmo_stats_reporter_set_remote_addr(struct osmo_stats_reporter *srep, const char *addr) |
Jacob Erlbeck | 95bf8280 | 2015-10-20 19:05:52 +0200 | [diff] [blame] | 166 | { |
| 167 | int rc; |
| 168 | struct sockaddr_in *sock_addr = (struct sockaddr_in *)&srep->dest_addr; |
| 169 | struct in_addr inaddr; |
| 170 | |
Jacob Erlbeck | ed197fd | 2015-10-27 14:43:24 +0100 | [diff] [blame] | 171 | if (!srep->have_net_config) |
| 172 | return -ENOTSUP; |
| 173 | |
Jacob Erlbeck | 95bf8280 | 2015-10-20 19:05:52 +0200 | [diff] [blame] | 174 | OSMO_ASSERT(addr != NULL); |
| 175 | |
| 176 | rc = inet_pton(AF_INET, addr, &inaddr); |
| 177 | if (rc <= 0) |
| 178 | return -EINVAL; |
| 179 | |
| 180 | sock_addr->sin_addr = inaddr; |
| 181 | sock_addr->sin_family = AF_INET; |
| 182 | srep->dest_addr_len = sizeof(*sock_addr); |
| 183 | |
| 184 | talloc_free(srep->dest_addr_str); |
| 185 | srep->dest_addr_str = talloc_strdup(srep, addr); |
| 186 | |
| 187 | return update_srep_config(srep); |
| 188 | } |
| 189 | |
Jacob Erlbeck | fc9533d | 2015-10-29 00:55:58 +0100 | [diff] [blame] | 190 | int osmo_stats_reporter_set_remote_port(struct osmo_stats_reporter *srep, int port) |
Jacob Erlbeck | 95bf8280 | 2015-10-20 19:05:52 +0200 | [diff] [blame] | 191 | { |
| 192 | struct sockaddr_in *sock_addr = (struct sockaddr_in *)&srep->dest_addr; |
| 193 | |
Jacob Erlbeck | ed197fd | 2015-10-27 14:43:24 +0100 | [diff] [blame] | 194 | if (!srep->have_net_config) |
| 195 | return -ENOTSUP; |
| 196 | |
Jacob Erlbeck | 95bf8280 | 2015-10-20 19:05:52 +0200 | [diff] [blame] | 197 | srep->dest_port = port; |
| 198 | sock_addr->sin_port = htons(port); |
| 199 | |
| 200 | return update_srep_config(srep); |
| 201 | } |
| 202 | |
Jacob Erlbeck | fc9533d | 2015-10-29 00:55:58 +0100 | [diff] [blame] | 203 | int osmo_stats_reporter_set_local_addr(struct osmo_stats_reporter *srep, const char *addr) |
Jacob Erlbeck | 95bf8280 | 2015-10-20 19:05:52 +0200 | [diff] [blame] | 204 | { |
| 205 | int rc; |
| 206 | struct sockaddr_in *sock_addr = (struct sockaddr_in *)&srep->bind_addr; |
| 207 | struct in_addr inaddr; |
| 208 | |
Jacob Erlbeck | ed197fd | 2015-10-27 14:43:24 +0100 | [diff] [blame] | 209 | if (!srep->have_net_config) |
| 210 | return -ENOTSUP; |
| 211 | |
Jacob Erlbeck | 95bf8280 | 2015-10-20 19:05:52 +0200 | [diff] [blame] | 212 | if (addr) { |
| 213 | rc = inet_pton(AF_INET, addr, &inaddr); |
| 214 | if (rc <= 0) |
| 215 | return -EINVAL; |
| 216 | } else { |
Holger Hans Peter Freyther | 7921975 | 2015-11-02 15:50:32 +0100 | [diff] [blame] | 217 | inaddr.s_addr = INADDR_ANY; |
Jacob Erlbeck | 95bf8280 | 2015-10-20 19:05:52 +0200 | [diff] [blame] | 218 | } |
| 219 | |
| 220 | sock_addr->sin_addr = inaddr; |
| 221 | sock_addr->sin_family = AF_INET; |
| 222 | srep->bind_addr_len = addr ? sizeof(*sock_addr) : 0; |
| 223 | |
| 224 | talloc_free(srep->bind_addr_str); |
| 225 | srep->bind_addr_str = addr ? talloc_strdup(srep, addr) : NULL; |
| 226 | |
| 227 | return update_srep_config(srep); |
| 228 | } |
| 229 | |
Jacob Erlbeck | fc9533d | 2015-10-29 00:55:58 +0100 | [diff] [blame] | 230 | int osmo_stats_reporter_set_mtu(struct osmo_stats_reporter *srep, int mtu) |
Jacob Erlbeck | d01acfc | 2015-10-26 16:22:45 +0100 | [diff] [blame] | 231 | { |
Jacob Erlbeck | ed197fd | 2015-10-27 14:43:24 +0100 | [diff] [blame] | 232 | if (!srep->have_net_config) |
| 233 | return -ENOTSUP; |
| 234 | |
Jacob Erlbeck | d01acfc | 2015-10-26 16:22:45 +0100 | [diff] [blame] | 235 | if (mtu < 0) |
| 236 | return -EINVAL; |
| 237 | |
| 238 | srep->mtu = mtu; |
| 239 | |
| 240 | return update_srep_config(srep); |
| 241 | } |
| 242 | |
Jacob Erlbeck | bc9d9ac | 2015-11-02 14:49:35 +0100 | [diff] [blame] | 243 | int osmo_stats_reporter_set_max_class(struct osmo_stats_reporter *srep, |
| 244 | enum osmo_stats_class class_id) |
| 245 | { |
| 246 | if (class_id == OSMO_STATS_CLASS_UNKNOWN) |
| 247 | return -EINVAL; |
| 248 | |
| 249 | srep->max_class = class_id; |
| 250 | |
| 251 | return 0; |
| 252 | } |
| 253 | |
Jacob Erlbeck | fc9533d | 2015-10-29 00:55:58 +0100 | [diff] [blame] | 254 | int osmo_stats_set_interval(int interval) |
Jacob Erlbeck | 95bf8280 | 2015-10-20 19:05:52 +0200 | [diff] [blame] | 255 | { |
Jacob Erlbeck | b1dbfb4 | 2015-10-26 11:58:38 +0100 | [diff] [blame] | 256 | if (interval <= 0) |
| 257 | return -EINVAL; |
Jacob Erlbeck | 95bf8280 | 2015-10-20 19:05:52 +0200 | [diff] [blame] | 258 | |
Jacob Erlbeck | fc9533d | 2015-10-29 00:55:58 +0100 | [diff] [blame] | 259 | osmo_stats_config->interval = interval; |
Jacob Erlbeck | b1dbfb4 | 2015-10-26 11:58:38 +0100 | [diff] [blame] | 260 | if (is_initialised) |
| 261 | start_timer(); |
| 262 | |
| 263 | return 0; |
Jacob Erlbeck | 95bf8280 | 2015-10-20 19:05:52 +0200 | [diff] [blame] | 264 | } |
| 265 | |
Jacob Erlbeck | fc9533d | 2015-10-29 00:55:58 +0100 | [diff] [blame] | 266 | int osmo_stats_reporter_set_name_prefix(struct osmo_stats_reporter *srep, const char *prefix) |
Jacob Erlbeck | 95bf8280 | 2015-10-20 19:05:52 +0200 | [diff] [blame] | 267 | { |
| 268 | talloc_free(srep->name_prefix); |
Jacob Erlbeck | 916423e | 2015-11-09 10:52:19 +0100 | [diff] [blame] | 269 | srep->name_prefix = prefix && strlen(prefix) > 0 ? |
| 270 | talloc_strdup(srep, prefix) : NULL; |
Jacob Erlbeck | 95bf8280 | 2015-10-20 19:05:52 +0200 | [diff] [blame] | 271 | |
| 272 | return update_srep_config(srep); |
| 273 | } |
| 274 | |
Jacob Erlbeck | fc9533d | 2015-10-29 00:55:58 +0100 | [diff] [blame] | 275 | int osmo_stats_reporter_enable(struct osmo_stats_reporter *srep) |
Jacob Erlbeck | 95bf8280 | 2015-10-20 19:05:52 +0200 | [diff] [blame] | 276 | { |
| 277 | srep->enabled = 1; |
| 278 | |
| 279 | return update_srep_config(srep); |
| 280 | } |
| 281 | |
Jacob Erlbeck | fc9533d | 2015-10-29 00:55:58 +0100 | [diff] [blame] | 282 | int osmo_stats_reporter_disable(struct osmo_stats_reporter *srep) |
Jacob Erlbeck | 95bf8280 | 2015-10-20 19:05:52 +0200 | [diff] [blame] | 283 | { |
| 284 | srep->enabled = 0; |
| 285 | |
| 286 | return update_srep_config(srep); |
| 287 | } |
| 288 | |
Jacob Erlbeck | 2e8f9ed | 2015-11-09 15:48:25 +0100 | [diff] [blame] | 289 | /*** i/o helper functions ***/ |
| 290 | |
| 291 | int osmo_stats_reporter_udp_open(struct osmo_stats_reporter *srep) |
| 292 | { |
| 293 | int sock; |
| 294 | int rc; |
| 295 | int buffer_size = STATS_DEFAULT_BUFLEN; |
| 296 | |
| 297 | if (srep->fd != -1 && srep->close) |
| 298 | srep->close(srep); |
| 299 | |
| 300 | sock = socket(AF_INET, SOCK_DGRAM, 0); |
| 301 | if (sock == -1) |
| 302 | return -errno; |
| 303 | |
Arran Cudbard-Bell | cc3694b | 2016-05-18 16:02:19 -0400 | [diff] [blame] | 304 | #if defined(__APPLE__) && !defined(MSG_NOSIGNAL) |
| 305 | { |
| 306 | static int val = 1; |
| 307 | |
| 308 | rc = setsockopt(sock, SOL_SOCKET, SO_NOSIGPIPE, (void*)&val, sizeof(val)); |
| 309 | goto failed; |
| 310 | } |
| 311 | #endif |
Jacob Erlbeck | 2e8f9ed | 2015-11-09 15:48:25 +0100 | [diff] [blame] | 312 | if (srep->bind_addr_len > 0) { |
| 313 | rc = bind(sock, &srep->bind_addr, srep->bind_addr_len); |
| 314 | if (rc == -1) |
| 315 | goto failed; |
| 316 | } |
| 317 | |
| 318 | srep->fd = sock; |
| 319 | |
| 320 | if (srep->mtu > 0) { |
| 321 | buffer_size = srep->mtu - 20 /* IP */ - 8 /* UDP */; |
| 322 | srep->agg_enabled = 1; |
| 323 | } |
| 324 | |
| 325 | srep->buffer = msgb_alloc(buffer_size, "stats buffer"); |
| 326 | |
| 327 | return 0; |
| 328 | |
| 329 | failed: |
| 330 | rc = -errno; |
| 331 | close(sock); |
| 332 | |
| 333 | return rc; |
| 334 | } |
| 335 | |
| 336 | int osmo_stats_reporter_udp_close(struct osmo_stats_reporter *srep) |
| 337 | { |
| 338 | int rc; |
| 339 | if (srep->fd == -1) |
| 340 | return -EBADF; |
| 341 | |
| 342 | osmo_stats_reporter_send_buffer(srep); |
| 343 | |
| 344 | rc = close(srep->fd); |
| 345 | srep->fd = -1; |
| 346 | msgb_free(srep->buffer); |
| 347 | srep->buffer = NULL; |
| 348 | return rc == -1 ? -errno : 0; |
| 349 | } |
| 350 | |
Jacob Erlbeck | b6e6bea | 2015-11-09 15:33:44 +0100 | [diff] [blame] | 351 | int osmo_stats_reporter_send(struct osmo_stats_reporter *srep, const char *data, |
Jacob Erlbeck | 95bf8280 | 2015-10-20 19:05:52 +0200 | [diff] [blame] | 352 | int data_len) |
| 353 | { |
| 354 | int rc; |
| 355 | |
Arran Cudbard-Bell | cc3694b | 2016-05-18 16:02:19 -0400 | [diff] [blame] | 356 | rc = sendto(srep->fd, data, data_len, |
| 357 | #ifdef MSG_NOSIGNAL |
| 358 | MSG_NOSIGNAL | |
| 359 | #endif |
| 360 | MSG_DONTWAIT, |
Jacob Erlbeck | 95bf8280 | 2015-10-20 19:05:52 +0200 | [diff] [blame] | 361 | &srep->dest_addr, srep->dest_addr_len); |
| 362 | |
| 363 | if (rc == -1) |
| 364 | rc = -errno; |
| 365 | |
| 366 | return rc; |
| 367 | } |
| 368 | |
Jacob Erlbeck | b6e6bea | 2015-11-09 15:33:44 +0100 | [diff] [blame] | 369 | int osmo_stats_reporter_send_buffer(struct osmo_stats_reporter *srep) |
Jacob Erlbeck | d01acfc | 2015-10-26 16:22:45 +0100 | [diff] [blame] | 370 | { |
| 371 | int rc; |
| 372 | |
| 373 | if (!srep->buffer || msgb_length(srep->buffer) == 0) |
| 374 | return 0; |
| 375 | |
Jacob Erlbeck | fc9533d | 2015-10-29 00:55:58 +0100 | [diff] [blame] | 376 | rc = osmo_stats_reporter_send(srep, |
Jacob Erlbeck | d01acfc | 2015-10-26 16:22:45 +0100 | [diff] [blame] | 377 | (const char *)msgb_data(srep->buffer), msgb_length(srep->buffer)); |
| 378 | |
| 379 | msgb_trim(srep->buffer, 0); |
| 380 | |
| 381 | return rc; |
| 382 | } |
| 383 | |
Jacob Erlbeck | bc4f7ae | 2015-10-28 21:47:45 +0100 | [diff] [blame] | 384 | /*** log reporter ***/ |
| 385 | |
Jacob Erlbeck | fc9533d | 2015-10-29 00:55:58 +0100 | [diff] [blame] | 386 | struct osmo_stats_reporter *osmo_stats_reporter_create_log(const char *name) |
Jacob Erlbeck | bc4f7ae | 2015-10-28 21:47:45 +0100 | [diff] [blame] | 387 | { |
Jacob Erlbeck | fc9533d | 2015-10-29 00:55:58 +0100 | [diff] [blame] | 388 | struct osmo_stats_reporter *srep; |
| 389 | srep = osmo_stats_reporter_alloc(OSMO_STATS_REPORTER_LOG, name); |
Jacob Erlbeck | bc4f7ae | 2015-10-28 21:47:45 +0100 | [diff] [blame] | 390 | |
| 391 | srep->have_net_config = 0; |
| 392 | |
Jacob Erlbeck | fc9533d | 2015-10-29 00:55:58 +0100 | [diff] [blame] | 393 | srep->send_counter = osmo_stats_reporter_log_send_counter; |
| 394 | srep->send_item = osmo_stats_reporter_log_send_item; |
Jacob Erlbeck | bc4f7ae | 2015-10-28 21:47:45 +0100 | [diff] [blame] | 395 | |
| 396 | return srep; |
| 397 | } |
| 398 | |
Jacob Erlbeck | fc9533d | 2015-10-29 00:55:58 +0100 | [diff] [blame] | 399 | static int osmo_stats_reporter_log_send(struct osmo_stats_reporter *srep, |
Jacob Erlbeck | bc4f7ae | 2015-10-28 21:47:45 +0100 | [diff] [blame] | 400 | const char *type, |
Jacob Erlbeck | 16fe8da | 2015-11-02 11:30:01 +0100 | [diff] [blame] | 401 | const char *name1, unsigned int index1, const char *name2, int value, |
Jacob Erlbeck | bc4f7ae | 2015-10-28 21:47:45 +0100 | [diff] [blame] | 402 | const char *unit) |
| 403 | { |
Jacob Erlbeck | 79125ec | 2015-11-02 15:17:50 +0100 | [diff] [blame] | 404 | LOGP(DLSTATS, LOGL_INFO, |
Jacob Erlbeck | 16fe8da | 2015-11-02 11:30:01 +0100 | [diff] [blame] | 405 | "stats t=%s p=%s g=%s i=%u n=%s v=%d u=%s\n", |
Jacob Erlbeck | bc4f7ae | 2015-10-28 21:47:45 +0100 | [diff] [blame] | 406 | type, srep->name_prefix ? srep->name_prefix : "", |
| 407 | name1 ? name1 : "", index1, |
| 408 | name2, value, unit ? unit : ""); |
| 409 | |
| 410 | return 0; |
| 411 | } |
| 412 | |
| 413 | |
Jacob Erlbeck | fc9533d | 2015-10-29 00:55:58 +0100 | [diff] [blame] | 414 | static int osmo_stats_reporter_log_send_counter(struct osmo_stats_reporter *srep, |
Jacob Erlbeck | bc4f7ae | 2015-10-28 21:47:45 +0100 | [diff] [blame] | 415 | const struct rate_ctr_group *ctrg, |
| 416 | const struct rate_ctr_desc *desc, |
| 417 | int64_t value, int64_t delta) |
| 418 | { |
| 419 | if (ctrg) |
Jacob Erlbeck | fc9533d | 2015-10-29 00:55:58 +0100 | [diff] [blame] | 420 | return osmo_stats_reporter_log_send(srep, "c", |
Jacob Erlbeck | bc4f7ae | 2015-10-28 21:47:45 +0100 | [diff] [blame] | 421 | ctrg->desc->group_name_prefix, |
| 422 | ctrg->idx, |
| 423 | desc->name, value, NULL); |
| 424 | else |
Jacob Erlbeck | fc9533d | 2015-10-29 00:55:58 +0100 | [diff] [blame] | 425 | return osmo_stats_reporter_log_send(srep, "c", |
Jacob Erlbeck | 16fe8da | 2015-11-02 11:30:01 +0100 | [diff] [blame] | 426 | NULL, 0, |
Jacob Erlbeck | bc4f7ae | 2015-10-28 21:47:45 +0100 | [diff] [blame] | 427 | desc->name, value, NULL); |
| 428 | } |
| 429 | |
Jacob Erlbeck | fc9533d | 2015-10-29 00:55:58 +0100 | [diff] [blame] | 430 | static int osmo_stats_reporter_log_send_item(struct osmo_stats_reporter *srep, |
| 431 | const struct osmo_stat_item_group *statg, |
Harald Welte | 1554f80 | 2016-11-11 15:06:06 +0100 | [diff] [blame] | 432 | const struct osmo_stat_item_desc *desc, int64_t value) |
Jacob Erlbeck | bc4f7ae | 2015-10-28 21:47:45 +0100 | [diff] [blame] | 433 | { |
Jacob Erlbeck | fc9533d | 2015-10-29 00:55:58 +0100 | [diff] [blame] | 434 | return osmo_stats_reporter_log_send(srep, "i", |
Jacob Erlbeck | bc4f7ae | 2015-10-28 21:47:45 +0100 | [diff] [blame] | 435 | statg->desc->group_name_prefix, statg->idx, |
| 436 | desc->name, value, desc->unit); |
| 437 | } |
| 438 | |
Jacob Erlbeck | 2e8f9ed | 2015-11-09 15:48:25 +0100 | [diff] [blame] | 439 | /*** helper for reporting ***/ |
Jacob Erlbeck | 95bf8280 | 2015-10-20 19:05:52 +0200 | [diff] [blame] | 440 | |
Jacob Erlbeck | 2e8f9ed | 2015-11-09 15:48:25 +0100 | [diff] [blame] | 441 | static int osmo_stats_reporter_check_config(struct osmo_stats_reporter *srep, |
| 442 | unsigned int index, int class_id) |
Jacob Erlbeck | 95bf8280 | 2015-10-20 19:05:52 +0200 | [diff] [blame] | 443 | { |
Jacob Erlbeck | 2e8f9ed | 2015-11-09 15:48:25 +0100 | [diff] [blame] | 444 | if (class_id == OSMO_STATS_CLASS_UNKNOWN) |
| 445 | class_id = index != 0 ? |
| 446 | OSMO_STATS_CLASS_SUBSCRIBER : OSMO_STATS_CLASS_GLOBAL; |
Jacob Erlbeck | 95bf8280 | 2015-10-20 19:05:52 +0200 | [diff] [blame] | 447 | |
Jacob Erlbeck | 2e8f9ed | 2015-11-09 15:48:25 +0100 | [diff] [blame] | 448 | return class_id <= srep->max_class; |
Jacob Erlbeck | 95bf8280 | 2015-10-20 19:05:52 +0200 | [diff] [blame] | 449 | } |
| 450 | |
Jacob Erlbeck | 95bf8280 | 2015-10-20 19:05:52 +0200 | [diff] [blame] | 451 | /*** generic rate counter support ***/ |
| 452 | |
Jacob Erlbeck | fc9533d | 2015-10-29 00:55:58 +0100 | [diff] [blame] | 453 | static int osmo_stats_reporter_send_counter(struct osmo_stats_reporter *srep, |
Jacob Erlbeck | 95bf8280 | 2015-10-20 19:05:52 +0200 | [diff] [blame] | 454 | const struct rate_ctr_group *ctrg, |
| 455 | const struct rate_ctr_desc *desc, |
| 456 | int64_t value, int64_t delta) |
| 457 | { |
Jacob Erlbeck | 490b38f | 2015-10-27 15:10:28 +0100 | [diff] [blame] | 458 | if (!srep->send_counter) |
| 459 | return 0; |
Jacob Erlbeck | 95bf8280 | 2015-10-20 19:05:52 +0200 | [diff] [blame] | 460 | |
Jacob Erlbeck | 490b38f | 2015-10-27 15:10:28 +0100 | [diff] [blame] | 461 | return srep->send_counter(srep, ctrg, desc, value, delta); |
Jacob Erlbeck | 95bf8280 | 2015-10-20 19:05:52 +0200 | [diff] [blame] | 462 | } |
| 463 | |
| 464 | static int rate_ctr_handler( |
| 465 | struct rate_ctr_group *ctrg, struct rate_ctr *ctr, |
| 466 | const struct rate_ctr_desc *desc, void *sctx_) |
| 467 | { |
Jacob Erlbeck | fc9533d | 2015-10-29 00:55:58 +0100 | [diff] [blame] | 468 | struct osmo_stats_reporter *srep; |
Jacob Erlbeck | 95bf8280 | 2015-10-20 19:05:52 +0200 | [diff] [blame] | 469 | int64_t delta = rate_ctr_difference(ctr); |
| 470 | |
Jacob Erlbeck | fc9533d | 2015-10-29 00:55:58 +0100 | [diff] [blame] | 471 | llist_for_each_entry(srep, &osmo_stats_reporter_list, list) { |
Jacob Erlbeck | 95bf8280 | 2015-10-20 19:05:52 +0200 | [diff] [blame] | 472 | if (!srep->running) |
| 473 | continue; |
| 474 | |
Jacob Erlbeck | aed7c12 | 2015-11-09 11:25:12 +0100 | [diff] [blame] | 475 | if (delta == 0 && !srep->force_single_flush) |
| 476 | continue; |
| 477 | |
Jacob Erlbeck | bc9d9ac | 2015-11-02 14:49:35 +0100 | [diff] [blame] | 478 | if (!osmo_stats_reporter_check_config(srep, |
| 479 | ctrg->idx, ctrg->desc->class_id)) |
Jacob Erlbeck | 8a97cb9 | 2015-11-09 11:39:42 +0100 | [diff] [blame] | 480 | continue; |
Jacob Erlbeck | bc9d9ac | 2015-11-02 14:49:35 +0100 | [diff] [blame] | 481 | |
Holger Hans Peter Freyther | 837e940 | 2015-11-02 15:44:26 +0100 | [diff] [blame] | 482 | osmo_stats_reporter_send_counter(srep, ctrg, desc, |
Jacob Erlbeck | 95bf8280 | 2015-10-20 19:05:52 +0200 | [diff] [blame] | 483 | ctr->current, delta); |
| 484 | |
Holger Hans Peter Freyther | 837e940 | 2015-11-02 15:44:26 +0100 | [diff] [blame] | 485 | /* TODO: handle result (log?, inc counter(!)?) or remove it */ |
Jacob Erlbeck | 95bf8280 | 2015-10-20 19:05:52 +0200 | [diff] [blame] | 486 | } |
| 487 | |
| 488 | return 0; |
| 489 | } |
| 490 | |
| 491 | static int rate_ctr_group_handler(struct rate_ctr_group *ctrg, void *sctx_) |
| 492 | { |
| 493 | rate_ctr_for_each_counter(ctrg, rate_ctr_handler, sctx_); |
| 494 | |
| 495 | return 0; |
| 496 | } |
| 497 | |
Jacob Erlbeck | c27671c | 2015-10-26 12:32:07 +0100 | [diff] [blame] | 498 | /*** stat item support ***/ |
| 499 | |
Jacob Erlbeck | fc9533d | 2015-10-29 00:55:58 +0100 | [diff] [blame] | 500 | static int osmo_stats_reporter_send_item(struct osmo_stats_reporter *srep, |
| 501 | const struct osmo_stat_item_group *statg, |
| 502 | const struct osmo_stat_item_desc *desc, |
Jacob Erlbeck | c27671c | 2015-10-26 12:32:07 +0100 | [diff] [blame] | 503 | int32_t value) |
| 504 | { |
Jacob Erlbeck | 490b38f | 2015-10-27 15:10:28 +0100 | [diff] [blame] | 505 | if (!srep->send_item) |
| 506 | return 0; |
Jacob Erlbeck | c27671c | 2015-10-26 12:32:07 +0100 | [diff] [blame] | 507 | |
Jacob Erlbeck | 490b38f | 2015-10-27 15:10:28 +0100 | [diff] [blame] | 508 | return srep->send_item(srep, statg, desc, value); |
Jacob Erlbeck | c27671c | 2015-10-26 12:32:07 +0100 | [diff] [blame] | 509 | } |
| 510 | |
Jacob Erlbeck | fc9533d | 2015-10-29 00:55:58 +0100 | [diff] [blame] | 511 | static int osmo_stat_item_handler( |
| 512 | struct osmo_stat_item_group *statg, struct osmo_stat_item *item, void *sctx_) |
Jacob Erlbeck | c27671c | 2015-10-26 12:32:07 +0100 | [diff] [blame] | 513 | { |
Jacob Erlbeck | fc9533d | 2015-10-29 00:55:58 +0100 | [diff] [blame] | 514 | struct osmo_stats_reporter *srep; |
Jacob Erlbeck | c27671c | 2015-10-26 12:32:07 +0100 | [diff] [blame] | 515 | int32_t idx = current_stat_item_index; |
| 516 | int32_t value; |
Jacob Erlbeck | aed7c12 | 2015-11-09 11:25:12 +0100 | [diff] [blame] | 517 | int have_value; |
Jacob Erlbeck | c27671c | 2015-10-26 12:32:07 +0100 | [diff] [blame] | 518 | |
Jacob Erlbeck | aed7c12 | 2015-11-09 11:25:12 +0100 | [diff] [blame] | 519 | have_value = osmo_stat_item_get_next(item, &idx, &value) > 0; |
| 520 | if (!have_value) |
| 521 | /* Send the last value in case a flush is requested */ |
| 522 | value = osmo_stat_item_get_last(item); |
| 523 | |
| 524 | do { |
Jacob Erlbeck | fc9533d | 2015-10-29 00:55:58 +0100 | [diff] [blame] | 525 | llist_for_each_entry(srep, &osmo_stats_reporter_list, list) { |
Jacob Erlbeck | c27671c | 2015-10-26 12:32:07 +0100 | [diff] [blame] | 526 | if (!srep->running) |
| 527 | continue; |
| 528 | |
Jacob Erlbeck | aed7c12 | 2015-11-09 11:25:12 +0100 | [diff] [blame] | 529 | if (!have_value && !srep->force_single_flush) |
| 530 | continue; |
| 531 | |
Jacob Erlbeck | bc9d9ac | 2015-11-02 14:49:35 +0100 | [diff] [blame] | 532 | if (!osmo_stats_reporter_check_config(srep, |
| 533 | statg->idx, statg->desc->class_id)) |
Jacob Erlbeck | 8a97cb9 | 2015-11-09 11:39:42 +0100 | [diff] [blame] | 534 | continue; |
Jacob Erlbeck | bc9d9ac | 2015-11-02 14:49:35 +0100 | [diff] [blame] | 535 | |
Holger Hans Peter Freyther | 837e940 | 2015-11-02 15:44:26 +0100 | [diff] [blame] | 536 | osmo_stats_reporter_send_item(srep, statg, |
Jacob Erlbeck | c27671c | 2015-10-26 12:32:07 +0100 | [diff] [blame] | 537 | item->desc, value); |
| 538 | } |
Jacob Erlbeck | aed7c12 | 2015-11-09 11:25:12 +0100 | [diff] [blame] | 539 | |
| 540 | if (!have_value) |
| 541 | break; |
| 542 | |
| 543 | have_value = osmo_stat_item_get_next(item, &idx, &value) > 0; |
| 544 | } while (have_value); |
Jacob Erlbeck | c27671c | 2015-10-26 12:32:07 +0100 | [diff] [blame] | 545 | |
| 546 | return 0; |
| 547 | } |
| 548 | |
Jacob Erlbeck | fc9533d | 2015-10-29 00:55:58 +0100 | [diff] [blame] | 549 | static int osmo_stat_item_group_handler(struct osmo_stat_item_group *statg, void *sctx_) |
Jacob Erlbeck | c27671c | 2015-10-26 12:32:07 +0100 | [diff] [blame] | 550 | { |
Jacob Erlbeck | fc9533d | 2015-10-29 00:55:58 +0100 | [diff] [blame] | 551 | osmo_stat_item_for_each_item(statg, osmo_stat_item_handler, sctx_); |
Jacob Erlbeck | c27671c | 2015-10-26 12:32:07 +0100 | [diff] [blame] | 552 | |
| 553 | return 0; |
| 554 | } |
Jacob Erlbeck | 95bf8280 | 2015-10-20 19:05:52 +0200 | [diff] [blame] | 555 | |
Jacob Erlbeck | c8f47b6 | 2015-10-26 14:42:05 +0100 | [diff] [blame] | 556 | /*** osmo counter support ***/ |
| 557 | |
| 558 | static int handle_counter(struct osmo_counter *counter, void *sctx_) |
| 559 | { |
Jacob Erlbeck | fc9533d | 2015-10-29 00:55:58 +0100 | [diff] [blame] | 560 | struct osmo_stats_reporter *srep; |
Jacob Erlbeck | c8f47b6 | 2015-10-26 14:42:05 +0100 | [diff] [blame] | 561 | struct rate_ctr_desc desc = {0}; |
| 562 | /* Fake a rate counter description */ |
| 563 | desc.name = counter->name; |
| 564 | desc.description = counter->description; |
| 565 | |
| 566 | int delta = osmo_counter_difference(counter); |
| 567 | |
Jacob Erlbeck | fc9533d | 2015-10-29 00:55:58 +0100 | [diff] [blame] | 568 | llist_for_each_entry(srep, &osmo_stats_reporter_list, list) { |
Jacob Erlbeck | c8f47b6 | 2015-10-26 14:42:05 +0100 | [diff] [blame] | 569 | if (!srep->running) |
| 570 | continue; |
| 571 | |
Jacob Erlbeck | aed7c12 | 2015-11-09 11:25:12 +0100 | [diff] [blame] | 572 | if (delta == 0 && !srep->force_single_flush) |
| 573 | continue; |
| 574 | |
Holger Hans Peter Freyther | 837e940 | 2015-11-02 15:44:26 +0100 | [diff] [blame] | 575 | osmo_stats_reporter_send_counter(srep, NULL, &desc, |
Jacob Erlbeck | c8f47b6 | 2015-10-26 14:42:05 +0100 | [diff] [blame] | 576 | counter->value, delta); |
| 577 | |
Holger Hans Peter Freyther | 837e940 | 2015-11-02 15:44:26 +0100 | [diff] [blame] | 578 | /* TODO: handle result (log?, inc counter(!)?) */ |
Jacob Erlbeck | c8f47b6 | 2015-10-26 14:42:05 +0100 | [diff] [blame] | 579 | } |
| 580 | |
| 581 | return 0; |
| 582 | } |
| 583 | |
| 584 | |
Jacob Erlbeck | 95bf8280 | 2015-10-20 19:05:52 +0200 | [diff] [blame] | 585 | /*** main reporting function ***/ |
| 586 | |
Jacob Erlbeck | d01acfc | 2015-10-26 16:22:45 +0100 | [diff] [blame] | 587 | static void flush_all_reporters() |
| 588 | { |
Jacob Erlbeck | fc9533d | 2015-10-29 00:55:58 +0100 | [diff] [blame] | 589 | struct osmo_stats_reporter *srep; |
Jacob Erlbeck | d01acfc | 2015-10-26 16:22:45 +0100 | [diff] [blame] | 590 | |
Jacob Erlbeck | fc9533d | 2015-10-29 00:55:58 +0100 | [diff] [blame] | 591 | llist_for_each_entry(srep, &osmo_stats_reporter_list, list) { |
Jacob Erlbeck | d01acfc | 2015-10-26 16:22:45 +0100 | [diff] [blame] | 592 | if (!srep->running) |
| 593 | continue; |
| 594 | |
Jacob Erlbeck | fc9533d | 2015-10-29 00:55:58 +0100 | [diff] [blame] | 595 | osmo_stats_reporter_send_buffer(srep); |
Jacob Erlbeck | aed7c12 | 2015-11-09 11:25:12 +0100 | [diff] [blame] | 596 | srep->force_single_flush = 0; |
Jacob Erlbeck | d01acfc | 2015-10-26 16:22:45 +0100 | [diff] [blame] | 597 | } |
| 598 | } |
| 599 | |
Jacob Erlbeck | fc9533d | 2015-10-29 00:55:58 +0100 | [diff] [blame] | 600 | int osmo_stats_report() |
Jacob Erlbeck | 95bf8280 | 2015-10-20 19:05:52 +0200 | [diff] [blame] | 601 | { |
Jacob Erlbeck | 01e8c91 | 2015-11-09 14:13:23 +0100 | [diff] [blame] | 602 | /* per group actions */ |
Jacob Erlbeck | c8f47b6 | 2015-10-26 14:42:05 +0100 | [diff] [blame] | 603 | osmo_counters_for_each(handle_counter, NULL); |
Jacob Erlbeck | 95bf8280 | 2015-10-20 19:05:52 +0200 | [diff] [blame] | 604 | rate_ctr_for_each_group(rate_ctr_group_handler, NULL); |
Jacob Erlbeck | fc9533d | 2015-10-29 00:55:58 +0100 | [diff] [blame] | 605 | osmo_stat_item_for_each_group(osmo_stat_item_group_handler, NULL); |
Jacob Erlbeck | 95bf8280 | 2015-10-20 19:05:52 +0200 | [diff] [blame] | 606 | |
Jacob Erlbeck | 01e8c91 | 2015-11-09 14:13:23 +0100 | [diff] [blame] | 607 | /* global actions */ |
| 608 | osmo_stat_item_discard_all(¤t_stat_item_index); |
Jacob Erlbeck | d01acfc | 2015-10-26 16:22:45 +0100 | [diff] [blame] | 609 | flush_all_reporters(); |
| 610 | |
Jacob Erlbeck | 95bf8280 | 2015-10-20 19:05:52 +0200 | [diff] [blame] | 611 | return 0; |
| 612 | } |