Harald Welte | df7a306 | 2016-10-19 10:47:17 +0200 | [diff] [blame] | 1 | #include <signal.h> |
Harald Welte | 4dc14a7 | 2016-10-19 10:53:47 +0200 | [diff] [blame] | 2 | #include <getopt.h> |
Harald Welte | 2c5c079 | 2019-12-04 11:35:14 +0100 | [diff] [blame] | 3 | #include <errno.h> |
Harald Welte | df7a306 | 2016-10-19 10:47:17 +0200 | [diff] [blame] | 4 | |
Harald Welte | 39cfbf4 | 2016-07-28 09:04:11 +0200 | [diff] [blame] | 5 | #include <osmocom/core/signal.h> |
| 6 | #include <osmocom/core/logging.h> |
| 7 | #include <osmocom/core/application.h> |
| 8 | #include <osmocom/vty/vty.h> |
| 9 | #include <osmocom/vty/telnet_interface.h> |
Harald Welte | b7e4023 | 2016-07-29 14:26:50 +0200 | [diff] [blame] | 10 | #include <osmocom/vty/logging.h> |
Harald Welte | 39cfbf4 | 2016-07-28 09:04:11 +0200 | [diff] [blame] | 11 | |
| 12 | #include <osmocom/abis/abis.h> |
| 13 | #include <osmocom/abis/e1_input.h> |
| 14 | |
| 15 | #include "storage.h" |
| 16 | #include "recorder.h" |
| 17 | |
Harald Welte | 06e3198 | 2019-12-03 22:06:17 +0100 | [diff] [blame] | 18 | #include "config.h" |
| 19 | |
Harald Welte | 39cfbf4 | 2016-07-28 09:04:11 +0200 | [diff] [blame] | 20 | static enum osmo_e1cap_capture_mode ts2cap_mode(struct e1inp_ts *ts) |
| 21 | { |
| 22 | switch (ts->type) { |
| 23 | case E1INP_TS_TYPE_RAW: |
| 24 | return OSMO_E1CAP_MODE_RAW; |
Harald Welte | 1335113 | 2016-10-17 22:13:36 +0200 | [diff] [blame] | 25 | case E1INP_TS_TYPE_HDLC: |
Harald Welte | 39cfbf4 | 2016-07-28 09:04:11 +0200 | [diff] [blame] | 26 | return OSMO_E1CAP_MODE_HDLC; |
| 27 | case E1INP_TS_TYPE_TRAU: |
| 28 | return OSMO_E1CAP_MODE_TRAU; |
| 29 | default: |
| 30 | OSMO_ASSERT(0); |
| 31 | } |
| 32 | } |
| 33 | |
Harald Welte | 8486938 | 2019-11-06 16:44:04 +0100 | [diff] [blame] | 34 | static int sig_inp_cbfn(unsigned int subsys, unsigned int signal, void *handler_data, void *signal_data) |
| 35 | { |
| 36 | struct input_signal_data *isd = signal_data; |
| 37 | struct e1_recorder_line *rline; |
| 38 | |
| 39 | OSMO_ASSERT(subsys == SS_L_INPUT); |
| 40 | OSMO_ASSERT(isd->line && isd->line->num < ARRAY_SIZE(g_recorder.line)); |
| 41 | |
| 42 | switch (signal) { |
| 43 | case S_L_INP_LINE_ALARM: |
| 44 | LOGP(DMAIN, LOGL_NOTICE, "Line %u: ALARM\n", isd->line->num); |
| 45 | rline = &g_recorder.line[isd->line->num]; |
| 46 | rline->has_alarm = true; |
| 47 | break; |
| 48 | case S_L_INP_LINE_NOALARM: |
| 49 | LOGP(DMAIN, LOGL_NOTICE, "Line %u: NOALARM\n", isd->line->num); |
| 50 | rline = &g_recorder.line[isd->line->num]; |
| 51 | rline->has_alarm = false; |
| 52 | break; |
| 53 | } |
| 54 | return 0; |
| 55 | } |
| 56 | |
Harald Welte | 39cfbf4 | 2016-07-28 09:04:11 +0200 | [diff] [blame] | 57 | /* receive a raw message frome the E1 timeslot */ |
| 58 | void e1ts_raw_recv(struct e1inp_ts *ts, struct msgb *msg) |
| 59 | { |
Harald Welte | 0e91aa1 | 2016-07-28 21:03:40 +0200 | [diff] [blame] | 60 | struct e1_recorder_line *rline = &g_recorder.line[ts->line->num]; |
Harald Welte | 39cfbf4 | 2016-07-28 09:04:11 +0200 | [diff] [blame] | 61 | enum osmo_e1cap_capture_mode cap_mode = ts2cap_mode(ts); |
Harald Welte | 2ac7849 | 2016-10-19 10:47:41 +0200 | [diff] [blame] | 62 | int rc; |
Harald Welte | 39cfbf4 | 2016-07-28 09:04:11 +0200 | [diff] [blame] | 63 | |
Harald Welte | 8486938 | 2019-11-06 16:44:04 +0100 | [diff] [blame] | 64 | if (rline->has_alarm) { |
| 65 | DEBUGP(DMAIN, "Skipping storage as line %u is in ALARM\n", ts->line->num); |
| 66 | return; |
| 67 | } |
| 68 | |
Harald Welte | 39cfbf4 | 2016-07-28 09:04:11 +0200 | [diff] [blame] | 69 | /* FIXME: special processing of TFP and PGSL */ |
| 70 | |
Harald Welte | 2ac7849 | 2016-10-19 10:47:41 +0200 | [diff] [blame] | 71 | rc = e1frame_store(ts, msg, cap_mode); |
| 72 | if (rc < 0) { |
| 73 | LOGP(DMAIN, LOGL_FATAL, "Error writing E1/T1 frame to disk\n"); |
| 74 | exit(1); |
| 75 | } |
Harald Welte | 39cfbf4 | 2016-07-28 09:04:11 +0200 | [diff] [blame] | 76 | |
Harald Welte | 0e91aa1 | 2016-07-28 21:03:40 +0200 | [diff] [blame] | 77 | if (rline->mirror.enabled) { |
Harald Welte | b7e4023 | 2016-07-29 14:26:50 +0200 | [diff] [blame] | 78 | struct e1inp_line *other_line = |
| 79 | e1inp_line_find(rline->mirror.line_nr); |
| 80 | struct e1inp_ts *other_ts; |
| 81 | other_ts = &other_line->ts[ts->num-1]; |
Harald Welte | 4a92d0b | 2016-10-18 21:36:01 +0200 | [diff] [blame] | 82 | if (!other_ts) { |
| 83 | msgb_free(msg); |
Harald Welte | b7e4023 | 2016-07-29 14:26:50 +0200 | [diff] [blame] | 84 | return; |
Harald Welte | 4a92d0b | 2016-10-18 21:36:01 +0200 | [diff] [blame] | 85 | } |
Harald Welte | 39cfbf4 | 2016-07-28 09:04:11 +0200 | [diff] [blame] | 86 | /* forward data to destination line */ |
Harald Welte | b7e4023 | 2016-07-29 14:26:50 +0200 | [diff] [blame] | 87 | OSMO_ASSERT(other_ts->type == ts->type); |
| 88 | msgb_enqueue(&other_ts->raw.tx_queue, msg); |
Harald Welte | 4a92d0b | 2016-10-18 21:36:01 +0200 | [diff] [blame] | 89 | } else |
| 90 | msgb_free(msg); |
Harald Welte | 39cfbf4 | 2016-07-28 09:04:11 +0200 | [diff] [blame] | 91 | } |
| 92 | |
| 93 | static int inp_sig_cb(unsigned int subsys, unsigned int signal, |
| 94 | void *handler_data, void *signal_data) |
| 95 | { |
| 96 | OSMO_ASSERT(subsys == SS_L_INPUT); |
| 97 | |
| 98 | /* FIXME */ |
| 99 | |
| 100 | return 0; |
| 101 | } |
| 102 | |
Harald Welte | 39cfbf4 | 2016-07-28 09:04:11 +0200 | [diff] [blame] | 103 | static const struct log_info_cat recorder_categories[] = { |
| 104 | [DMAIN] = { |
| 105 | .name = "MAIN", |
Harald Welte | b7e4023 | 2016-07-29 14:26:50 +0200 | [diff] [blame] | 106 | .description = "Osmocom E1 Recorder", |
Harald Welte | 39cfbf4 | 2016-07-28 09:04:11 +0200 | [diff] [blame] | 107 | .enabled = 1, .loglevel = LOGL_DEBUG, |
| 108 | }, |
| 109 | }; |
| 110 | static struct log_info info = { |
| 111 | .cat = recorder_categories, |
| 112 | .num_cat = ARRAY_SIZE(recorder_categories), |
| 113 | }; |
| 114 | |
| 115 | struct vty_app_info vty_info = { |
| 116 | .name = "osmo-e1-recorder", |
Harald Welte | 06e3198 | 2019-12-03 22:06:17 +0100 | [diff] [blame] | 117 | .version = PACKAGE_VERSION, |
| 118 | .copyright = "(C) 2016-2019 by Harald Welte <laforge@gnumonks.org>\n", |
Harald Welte | 39cfbf4 | 2016-07-28 09:04:11 +0200 | [diff] [blame] | 119 | }; |
| 120 | |
| 121 | static void *rec_tall_ctx; |
| 122 | struct e1_recorder g_recorder; |
Harald Welte | 4dc14a7 | 2016-10-19 10:53:47 +0200 | [diff] [blame] | 123 | static char *g_config_file = "osmo-e1-recorder.cfg"; |
Harald Welte | 39cfbf4 | 2016-07-28 09:04:11 +0200 | [diff] [blame] | 124 | |
Harald Welte | df7a306 | 2016-10-19 10:47:17 +0200 | [diff] [blame] | 125 | static void signal_handler(int signo) |
| 126 | { |
| 127 | switch (signo) { |
| 128 | case SIGHUP: |
| 129 | storage_close(); |
| 130 | break; |
| 131 | case SIGUSR1: |
| 132 | talloc_report(rec_tall_ctx, stderr); |
| 133 | break; |
| 134 | } |
| 135 | } |
| 136 | |
Harald Welte | 06e3198 | 2019-12-03 22:06:17 +0100 | [diff] [blame] | 137 | static void print_help(void) |
| 138 | { |
| 139 | printf( " -h --help This help\n" |
| 140 | " -V --version Print version of the program\n" |
| 141 | " -c --config FILE Specify configuration file\n" |
| 142 | ); |
| 143 | } |
| 144 | |
Harald Welte | 4dc14a7 | 2016-10-19 10:53:47 +0200 | [diff] [blame] | 145 | static void handle_options(int argc, char **argv) |
| 146 | { |
| 147 | while (1) { |
| 148 | int option_index = 0, c; |
| 149 | static const struct option long_options[] = { |
| 150 | { "config-file", 1, 0, 'c' }, |
Harald Welte | 06e3198 | 2019-12-03 22:06:17 +0100 | [diff] [blame] | 151 | { "help", 0, 0, 'h' }, |
| 152 | { "version", 0, 0, 'V' }, |
Harald Welte | 4dc14a7 | 2016-10-19 10:53:47 +0200 | [diff] [blame] | 153 | { 0, 0, 0, 0 } |
| 154 | }; |
| 155 | |
Harald Welte | 06e3198 | 2019-12-03 22:06:17 +0100 | [diff] [blame] | 156 | c = getopt_long(argc, argv, "c:hV", |
Harald Welte | 4dc14a7 | 2016-10-19 10:53:47 +0200 | [diff] [blame] | 157 | long_options, &option_index); |
| 158 | if (c == -1) |
| 159 | break; |
| 160 | |
| 161 | switch (c) { |
| 162 | case 'c': |
| 163 | g_config_file = optarg; |
| 164 | break; |
Harald Welte | 06e3198 | 2019-12-03 22:06:17 +0100 | [diff] [blame] | 165 | case 'h': |
| 166 | print_help(); |
| 167 | exit(0); |
| 168 | break; |
| 169 | case 'V': |
| 170 | print_version(1); |
| 171 | exit(0); |
| 172 | break; |
Harald Welte | 4dc14a7 | 2016-10-19 10:53:47 +0200 | [diff] [blame] | 173 | } |
| 174 | } |
Harald Welte | cbf23b6 | 2019-12-03 22:14:20 +0100 | [diff] [blame] | 175 | |
| 176 | if (argc > optind) { |
| 177 | fprintf(stderr, "Unsupported positional arguments on command line\n"); |
| 178 | exit(2); |
| 179 | } |
Harald Welte | 4dc14a7 | 2016-10-19 10:53:47 +0200 | [diff] [blame] | 180 | } |
| 181 | |
Harald Welte | 39cfbf4 | 2016-07-28 09:04:11 +0200 | [diff] [blame] | 182 | int main(int argc, char **argv) |
| 183 | { |
| 184 | int rc; |
| 185 | |
| 186 | rec_tall_ctx = talloc_named_const(NULL, 0, "recorder"); |
| 187 | |
Harald Welte | 45e12d3 | 2019-12-04 14:14:54 +0100 | [diff] [blame] | 188 | osmo_init_logging2(rec_tall_ctx, &info); |
Harald Welte | 39cfbf4 | 2016-07-28 09:04:11 +0200 | [diff] [blame] | 189 | vty_init(&vty_info); |
Harald Welte | b7e4023 | 2016-07-29 14:26:50 +0200 | [diff] [blame] | 190 | logging_vty_add_cmds(&info); |
Harald Welte | 39cfbf4 | 2016-07-28 09:04:11 +0200 | [diff] [blame] | 191 | osmo_signal_register_handler(SS_L_INPUT, inp_sig_cb, NULL); |
| 192 | libosmo_abis_init(rec_tall_ctx); |
| 193 | e1inp_vty_init(); |
| 194 | recorder_vty_init(); |
| 195 | |
Harald Welte | df7a306 | 2016-10-19 10:47:17 +0200 | [diff] [blame] | 196 | signal(SIGHUP, &signal_handler); |
| 197 | signal(SIGUSR1, &signal_handler); |
| 198 | |
Harald Welte | 4dc14a7 | 2016-10-19 10:53:47 +0200 | [diff] [blame] | 199 | handle_options(argc, argv); |
| 200 | |
Harald Welte | 8486938 | 2019-11-06 16:44:04 +0100 | [diff] [blame] | 201 | osmo_signal_register_handler(SS_L_INPUT, sig_inp_cbfn, NULL); |
| 202 | |
Harald Welte | 4dc14a7 | 2016-10-19 10:53:47 +0200 | [diff] [blame] | 203 | rc = vty_read_config_file(g_config_file, NULL); |
Harald Welte | 2c5c079 | 2019-12-04 11:35:14 +0100 | [diff] [blame] | 204 | if (rc < 0) { |
| 205 | fprintf(stderr, "Cannot parse configuration file '%s': %s\n", g_config_file, |
| 206 | strerror(errno)); |
Harald Welte | 39cfbf4 | 2016-07-28 09:04:11 +0200 | [diff] [blame] | 207 | exit(1); |
Harald Welte | 2c5c079 | 2019-12-04 11:35:14 +0100 | [diff] [blame] | 208 | } |
Harald Welte | 39cfbf4 | 2016-07-28 09:04:11 +0200 | [diff] [blame] | 209 | |
| 210 | /* start telne tafte reading config for vty_get_bind_adr() */ |
| 211 | telnet_init_dynif(rec_tall_ctx, NULL, vty_get_bind_addr(), 4444); |
| 212 | |
| 213 | while (1) { |
| 214 | osmo_select_main(0); |
| 215 | }; |
| 216 | } |