Holger Hans Peter Freyther | 97f66e2 | 2010-07-28 03:32:52 +0800 | [diff] [blame] | 1 | /* Bloated main routine, refactor */ |
| 2 | /* |
Holger Hans Peter Freyther | c840569 | 2011-01-02 20:24:08 +0100 | [diff] [blame] | 3 | * (C) 2010-2011 by Holger Hans Peter Freyther <zecke@selfish.org> |
| 4 | * (C) 2010-2011 by On-Waves |
Holger Hans Peter Freyther | 97f66e2 | 2010-07-28 03:32:52 +0800 | [diff] [blame] | 5 | * All Rights Reserved |
| 6 | * |
Holger Hans Peter Freyther | de56c22 | 2011-01-16 17:45:14 +0100 | [diff] [blame] | 7 | * This program is free software: you can redistribute it and/or modify |
| 8 | * it under the terms of the GNU Affero General Public License as published by |
| 9 | * the Free Software Foundation, either version 3 of the License, or |
Holger Hans Peter Freyther | 97f66e2 | 2010-07-28 03:32:52 +0800 | [diff] [blame] | 10 | * (at your option) any later version. |
| 11 | * |
| 12 | * This program is distributed in the hope that it will be useful, |
| 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
Holger Hans Peter Freyther | de56c22 | 2011-01-16 17:45:14 +0100 | [diff] [blame] | 15 | * GNU Affero General Public License for more details. |
Holger Hans Peter Freyther | 97f66e2 | 2010-07-28 03:32:52 +0800 | [diff] [blame] | 16 | * |
Holger Hans Peter Freyther | de56c22 | 2011-01-16 17:45:14 +0100 | [diff] [blame] | 17 | * You should have received a copy of the GNU Affero General Public License |
| 18 | * along with this program. If not, see <http://www.gnu.org/licenses/>. |
Holger Hans Peter Freyther | 97f66e2 | 2010-07-28 03:32:52 +0800 | [diff] [blame] | 19 | * |
| 20 | */ |
| 21 | |
| 22 | #include <mtp_data.h> |
Holger Hans Peter Freyther | b38b33b | 2010-11-26 21:21:04 +0100 | [diff] [blame] | 23 | #include <mtp_level3.h> |
Holger Hans Peter Freyther | 97f66e2 | 2010-07-28 03:32:52 +0800 | [diff] [blame] | 24 | #include <mtp_pcap.h> |
| 25 | #include <thread.h> |
| 26 | #include <bss_patch.h> |
| 27 | #include <bssap_sccp.h> |
| 28 | #include <bsc_data.h> |
Holger Hans Peter Freyther | cbf7d18 | 2010-07-31 05:25:35 +0800 | [diff] [blame] | 29 | #include <cellmgr_debug.h> |
Holger Hans Peter Freyther | b3e1068 | 2010-09-30 01:57:45 +0800 | [diff] [blame] | 30 | #include <bsc_sccp.h> |
Holger Hans Peter Freyther | 97f66e2 | 2010-07-28 03:32:52 +0800 | [diff] [blame] | 31 | |
Holger Hans Peter Freyther | cbf7d18 | 2010-07-31 05:25:35 +0800 | [diff] [blame] | 32 | #include <osmocore/talloc.h> |
Holger Hans Peter Freyther | 97f66e2 | 2010-07-28 03:32:52 +0800 | [diff] [blame] | 33 | |
Holger Hans Peter Freyther | cbf7d18 | 2010-07-31 05:25:35 +0800 | [diff] [blame] | 34 | #include <osmocom/vty/vty.h> |
Holger Hans Peter Freyther | fdae5c9 | 2010-09-30 01:01:03 +0800 | [diff] [blame] | 35 | #include <osmocom/vty/telnet_interface.h> |
Holger Hans Peter Freyther | 97f66e2 | 2010-07-28 03:32:52 +0800 | [diff] [blame] | 36 | |
Holger Hans Peter Freyther | 97f66e2 | 2010-07-28 03:32:52 +0800 | [diff] [blame] | 37 | #include <sys/stat.h> |
| 38 | #include <sys/types.h> |
| 39 | |
| 40 | #include <fcntl.h> |
| 41 | #include <signal.h> |
| 42 | #include <stdio.h> |
| 43 | #include <stdlib.h> |
| 44 | #include <string.h> |
| 45 | #include <assert.h> |
| 46 | #include <unistd.h> |
| 47 | |
Holger Hans Peter Freyther | 97f66e2 | 2010-07-28 03:32:52 +0800 | [diff] [blame] | 48 | #ifndef _GNU_SOURCE |
| 49 | #define _GNU_SOURCE |
| 50 | #endif |
| 51 | #include <getopt.h> |
| 52 | |
Holger Hans Peter Freyther | 4bbfa27 | 2010-09-15 20:53:56 +0800 | [diff] [blame] | 53 | #undef PACKAGE_NAME |
| 54 | #undef PACKAGE_VERSION |
| 55 | #undef PACKAGE_BUGREPORT |
| 56 | #undef PACKAGE_TARNAME |
| 57 | #undef PACKAGE_STRING |
| 58 | #include <cellmgr_config.h> |
| 59 | |
Holger Hans Peter Freyther | cbf7d18 | 2010-07-31 05:25:35 +0800 | [diff] [blame] | 60 | static struct log_target *stderr_target; |
Holger Hans Peter Freyther | 97f66e2 | 2010-07-28 03:32:52 +0800 | [diff] [blame] | 61 | |
| 62 | static char *config = "cellmgr_ng.cfg"; |
Holger Hans Peter Freyther | 97f66e2 | 2010-07-28 03:32:52 +0800 | [diff] [blame] | 63 | |
Holger Hans Peter Freyther | 2ff47b8 | 2011-02-15 20:25:10 +0100 | [diff] [blame] | 64 | struct bsc_data *bsc; |
Holger Hans Peter Freyther | 7942abc | 2010-09-30 00:34:46 +0800 | [diff] [blame] | 65 | extern void cell_vty_init(void); |
Holger Hans Peter Freyther | 97f66e2 | 2010-07-28 03:32:52 +0800 | [diff] [blame] | 66 | |
Holger Hans Peter Freyther | 97f66e2 | 2010-07-28 03:32:52 +0800 | [diff] [blame] | 67 | static void print_usage() |
| 68 | { |
| 69 | printf("Usage: cellmgr_ng\n"); |
| 70 | } |
| 71 | |
| 72 | static void sigint() |
| 73 | { |
| 74 | static pthread_mutex_t exit_mutex = PTHREAD_MUTEX_INITIALIZER; |
| 75 | static int handled = 0; |
| 76 | |
Holger Hans Peter Freyther | 89fa11a | 2011-02-10 18:26:07 +0100 | [diff] [blame] | 77 | struct mtp_link_set *set; |
| 78 | |
Holger Hans Peter Freyther | 97f66e2 | 2010-07-28 03:32:52 +0800 | [diff] [blame] | 79 | /* failed to lock */ |
| 80 | if (pthread_mutex_trylock(&exit_mutex) != 0) |
| 81 | return; |
| 82 | if (handled) |
| 83 | goto out; |
| 84 | |
| 85 | printf("Terminating.\n"); |
| 86 | handled = 1; |
Holger Hans Peter Freyther | 2ff47b8 | 2011-02-15 20:25:10 +0100 | [diff] [blame] | 87 | if (bsc && bsc->setup) { |
Holger Hans Peter Freyther | 599c9a4 | 2011-02-15 11:18:38 +0100 | [diff] [blame] | 88 | llist_for_each_entry(set, &bsc->linksets, entry) |
Holger Hans Peter Freyther | 89fa11a | 2011-02-10 18:26:07 +0100 | [diff] [blame] | 89 | link_shutdown_all(set); |
| 90 | } |
| 91 | |
Holger Hans Peter Freyther | 97f66e2 | 2010-07-28 03:32:52 +0800 | [diff] [blame] | 92 | exit(0); |
| 93 | |
| 94 | out: |
| 95 | pthread_mutex_unlock(&exit_mutex); |
| 96 | } |
| 97 | |
| 98 | static void sigusr2() |
| 99 | { |
| 100 | printf("Closing the MSC connection on demand.\n"); |
Holger Hans Peter Freyther | 2ff47b8 | 2011-02-15 20:25:10 +0100 | [diff] [blame] | 101 | msc_close_connection(&bsc->msc_forward); |
Holger Hans Peter Freyther | 97f66e2 | 2010-07-28 03:32:52 +0800 | [diff] [blame] | 102 | } |
| 103 | |
| 104 | static void print_help() |
| 105 | { |
| 106 | printf(" Some useful help...\n"); |
| 107 | printf(" -h --help this text\n"); |
| 108 | printf(" -c --config=CFG The config file to use.\n"); |
| 109 | printf(" -p --pcap=FILE. Write MSUs to the PCAP file.\n"); |
| 110 | printf(" -c --once. Send the SLTM msg only once.\n"); |
Holger Hans Peter Freyther | 4bbfa27 | 2010-09-15 20:53:56 +0800 | [diff] [blame] | 111 | printf(" -v --version. Print the version number\n"); |
Holger Hans Peter Freyther | 97f66e2 | 2010-07-28 03:32:52 +0800 | [diff] [blame] | 112 | } |
| 113 | |
| 114 | static void handle_options(int argc, char **argv) |
| 115 | { |
| 116 | while (1) { |
| 117 | int option_index = 0, c; |
| 118 | static struct option long_options[] = { |
| 119 | {"help", 0, 0, 'h'}, |
| 120 | {"config", 1, 0, 'c'}, |
| 121 | {"pcap", 1, 0, 'p'}, |
Holger Hans Peter Freyther | 4bbfa27 | 2010-09-15 20:53:56 +0800 | [diff] [blame] | 122 | {"version", 0, 0, 0}, |
Holger Hans Peter Freyther | 97f66e2 | 2010-07-28 03:32:52 +0800 | [diff] [blame] | 123 | {0, 0, 0, 0}, |
| 124 | }; |
| 125 | |
Holger Hans Peter Freyther | eefd72c | 2010-12-17 16:22:31 +0100 | [diff] [blame] | 126 | c = getopt_long(argc, argv, "hc:p:v", |
Holger Hans Peter Freyther | 97f66e2 | 2010-07-28 03:32:52 +0800 | [diff] [blame] | 127 | long_options, &option_index); |
| 128 | if (c == -1) |
| 129 | break; |
| 130 | |
| 131 | switch (c) { |
| 132 | case 'h': |
| 133 | print_usage(); |
| 134 | print_help(); |
| 135 | exit(0); |
| 136 | case 'p': |
Holger Hans Peter Freyther | 2ff47b8 | 2011-02-15 20:25:10 +0100 | [diff] [blame] | 137 | if (bsc->pcap_fd >= 0) |
| 138 | close(bsc->pcap_fd); |
| 139 | bsc->pcap_fd = open(optarg, O_WRONLY | O_TRUNC | O_CREAT, S_IRUSR | S_IWUSR | S_IRGRP| S_IROTH); |
| 140 | if (bsc->pcap_fd < 0) { |
Holger Hans Peter Freyther | 97f66e2 | 2010-07-28 03:32:52 +0800 | [diff] [blame] | 141 | fprintf(stderr, "Failed to open PCAP file.\n"); |
| 142 | exit(0); |
| 143 | } |
Holger Hans Peter Freyther | 2ff47b8 | 2011-02-15 20:25:10 +0100 | [diff] [blame] | 144 | mtp_pcap_write_header(bsc->pcap_fd); |
Holger Hans Peter Freyther | 97f66e2 | 2010-07-28 03:32:52 +0800 | [diff] [blame] | 145 | break; |
| 146 | case 'c': |
| 147 | config = optarg; |
| 148 | break; |
Holger Hans Peter Freyther | 4bbfa27 | 2010-09-15 20:53:56 +0800 | [diff] [blame] | 149 | case 'v': |
| 150 | printf("This is %s version %s.\n", PACKAGE, VERSION); |
| 151 | exit(0); |
| 152 | break; |
Holger Hans Peter Freyther | 97f66e2 | 2010-07-28 03:32:52 +0800 | [diff] [blame] | 153 | default: |
| 154 | fprintf(stderr, "Unknown option.\n"); |
| 155 | break; |
| 156 | } |
| 157 | } |
| 158 | } |
| 159 | |
Holger Hans Peter Freyther | e86c02e | 2011-02-10 15:32:14 +0100 | [diff] [blame] | 160 | static void bsc_msc_forward_init(struct bsc_data *bsc, |
| 161 | struct bsc_msc_forward *msc) |
| 162 | { |
| 163 | INIT_LLIST_HEAD(&msc->sccp_connections); |
| 164 | |
| 165 | msc->bsc_data = bsc; |
| 166 | msc->msc_address = "127.0.0.1"; |
| 167 | msc->ping_time = 20; |
| 168 | msc->pong_time = 5; |
| 169 | msc->msc_time = 20; |
| 170 | } |
| 171 | |
Holger Hans Peter Freyther | 97f66e2 | 2010-07-28 03:32:52 +0800 | [diff] [blame] | 172 | int main(int argc, char **argv) |
| 173 | { |
Holger Hans Peter Freyther | fdae5c9 | 2010-09-30 01:01:03 +0800 | [diff] [blame] | 174 | int rc; |
Holger Hans Peter Freyther | 89fa11a | 2011-02-10 18:26:07 +0100 | [diff] [blame] | 175 | struct mtp_link_set *set; |
Holger Hans Peter Freyther | 97f66e2 | 2010-07-28 03:32:52 +0800 | [diff] [blame] | 176 | |
Holger Hans Peter Freyther | 7942abc | 2010-09-30 00:34:46 +0800 | [diff] [blame] | 177 | |
Holger Hans Peter Freyther | 97f66e2 | 2010-07-28 03:32:52 +0800 | [diff] [blame] | 178 | thread_init(); |
Holger Hans Peter Freyther | 97f66e2 | 2010-07-28 03:32:52 +0800 | [diff] [blame] | 179 | |
Holger Hans Peter Freyther | cbf7d18 | 2010-07-31 05:25:35 +0800 | [diff] [blame] | 180 | log_init(&log_info); |
| 181 | stderr_target = log_target_create_stderr(); |
| 182 | log_add_target(stderr_target); |
Holger Hans Peter Freyther | 97f66e2 | 2010-07-28 03:32:52 +0800 | [diff] [blame] | 183 | |
| 184 | /* enable filters */ |
Holger Hans Peter Freyther | cbf7d18 | 2010-07-31 05:25:35 +0800 | [diff] [blame] | 185 | log_set_all_filter(stderr_target, 1); |
| 186 | log_set_category_filter(stderr_target, DINP, 1, LOGL_INFO); |
| 187 | log_set_category_filter(stderr_target, DSCCP, 1, LOGL_INFO); |
| 188 | log_set_category_filter(stderr_target, DMSC, 1, LOGL_INFO); |
| 189 | log_set_category_filter(stderr_target, DMGCP, 1, LOGL_INFO); |
| 190 | log_set_print_timestamp(stderr_target, 1); |
| 191 | log_set_use_color(stderr_target, 0); |
| 192 | |
| 193 | sccp_set_log_area(DSCCP); |
Holger Hans Peter Freyther | 97f66e2 | 2010-07-28 03:32:52 +0800 | [diff] [blame] | 194 | |
Holger Hans Peter Freyther | 2ff47b8 | 2011-02-15 20:25:10 +0100 | [diff] [blame] | 195 | bsc = bsc_data_create(); |
| 196 | if (!bsc) |
| 197 | return -1; |
| 198 | bsc->app = APP_CELLMGR; |
| 199 | |
Holger Hans Peter Freyther | e86c02e | 2011-02-10 15:32:14 +0100 | [diff] [blame] | 200 | /* msc data */ |
Holger Hans Peter Freyther | 2ff47b8 | 2011-02-15 20:25:10 +0100 | [diff] [blame] | 201 | bsc_msc_forward_init(bsc, &bsc->msc_forward); |
Holger Hans Peter Freyther | 97f66e2 | 2010-07-28 03:32:52 +0800 | [diff] [blame] | 202 | |
| 203 | handle_options(argc, argv); |
| 204 | |
| 205 | signal(SIGPIPE, SIG_IGN); |
| 206 | signal(SIGINT, sigint); |
| 207 | signal(SIGUSR2, sigusr2); |
| 208 | srand(time(NULL)); |
| 209 | |
| 210 | cell_vty_init(); |
Holger Hans Peter Freyther | cbf7d18 | 2010-07-31 05:25:35 +0800 | [diff] [blame] | 211 | if (vty_read_config_file(config, NULL) < 0) { |
Holger Hans Peter Freyther | 97f66e2 | 2010-07-28 03:32:52 +0800 | [diff] [blame] | 212 | fprintf(stderr, "Failed to read the VTY config.\n"); |
| 213 | return -1; |
| 214 | } |
| 215 | |
Holger Hans Peter Freyther | fdae5c9 | 2010-09-30 01:01:03 +0800 | [diff] [blame] | 216 | rc = telnet_init(NULL, NULL, 4242); |
| 217 | if (rc < 0) |
| 218 | return rc; |
| 219 | |
Holger Hans Peter Freyther | 2ff47b8 | 2011-02-15 20:25:10 +0100 | [diff] [blame] | 220 | set = link_init(bsc); |
Holger Hans Peter Freyther | 89fa11a | 2011-02-10 18:26:07 +0100 | [diff] [blame] | 221 | if (!set) |
Holger Hans Peter Freyther | a99b04b | 2011-01-02 11:23:54 +0100 | [diff] [blame] | 222 | return -1; |
Holger Hans Peter Freyther | 89fa11a | 2011-02-10 18:26:07 +0100 | [diff] [blame] | 223 | |
Holger Hans Peter Freyther | 2ff47b8 | 2011-02-15 20:25:10 +0100 | [diff] [blame] | 224 | set->fw = &bsc->msc_forward; |
| 225 | bsc->msc_forward.bsc = set; |
Holger Hans Peter Freyther | 97f66e2 | 2010-07-28 03:32:52 +0800 | [diff] [blame] | 226 | |
| 227 | while (1) { |
| 228 | bsc_select_main(0); |
| 229 | } |
| 230 | |
| 231 | return 0; |
| 232 | } |
| 233 | |