Harald Welte | 25de991 | 2009-04-30 15:53:07 +0000 | [diff] [blame] | 1 | /* ip.access nanoBTS configuration tool */ |
| 2 | |
| 3 | /* (C) 2009 by Harald Welte <laforge@gnumonks.org> |
| 4 | * All Rights Reserved |
| 5 | * |
| 6 | * This program is free software; you can redistribute it and/or modify |
| 7 | * it under the terms of the GNU General Public License as published by |
| 8 | * the Free Software Foundation; either version 2 of the License, or |
| 9 | * (at your option) any later version. |
| 10 | * |
| 11 | * This program is distributed in the hope that it will be useful, |
| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 14 | * GNU General Public License for more details. |
| 15 | * |
| 16 | * You should have received a copy of the GNU General Public License along |
| 17 | * with this program; if not, write to the Free Software Foundation, Inc., |
| 18 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. |
| 19 | * |
| 20 | */ |
| 21 | |
| 22 | #include <unistd.h> |
| 23 | #include <stdio.h> |
| 24 | #include <stdlib.h> |
| 25 | #include <string.h> |
| 26 | #include <getopt.h> |
| 27 | #include <sys/types.h> |
| 28 | |
| 29 | #include <sys/socket.h> |
| 30 | #include <netinet/in.h> |
| 31 | #include <arpa/inet.h> |
| 32 | |
| 33 | |
| 34 | #include <openbsc/select.h> |
| 35 | #include <openbsc/timer.h> |
| 36 | #include <openbsc/ipaccess.h> |
| 37 | #include <openbsc/gsm_data.h> |
| 38 | #include <openbsc/e1_input.h> |
| 39 | #include <openbsc/abis_nm.h> |
Holger Hans Peter Freyther | a7cd9fc | 2009-07-07 12:40:07 +0200 | [diff] [blame] | 40 | #include <openbsc/signal.h> |
Harald Welte | 25de991 | 2009-04-30 15:53:07 +0000 | [diff] [blame] | 41 | |
| 42 | static struct gsm_network *gsmnet; |
| 43 | |
| 44 | static int restart; |
| 45 | static char *prim_oml_ip; |
| 46 | static char *unit_id; |
Harald Welte | 684b1a8 | 2009-07-03 11:26:45 +0200 | [diff] [blame] | 47 | static u_int16_t nv_flags; |
| 48 | static u_int16_t nv_mask; |
Harald Welte | 25de991 | 2009-04-30 15:53:07 +0000 | [diff] [blame] | 49 | |
| 50 | /* |
| 51 | static u_int8_t prim_oml_attr[] = { 0x95, 0x00, 7, 0x88, 192, 168, 100, 11, 0x00, 0x00 }; |
| 52 | static u_int8_t unit_id_attr[] = { 0x91, 0x00, 9, '2', '3', '4', '2', '/' , '0', '/', '0', 0x00 }; |
| 53 | */ |
| 54 | |
Holger Hans Peter Freyther | a7cd9fc | 2009-07-07 12:40:07 +0200 | [diff] [blame] | 55 | /* |
| 56 | * Callback function for NACK on the OML NM |
| 57 | * |
| 58 | * Currently we send the config requests but don't check the |
| 59 | * result. The nanoBTS will send us a NACK when we did something the |
| 60 | * BTS didn't like. |
| 61 | */ |
| 62 | static int ipacc_msg_nack(int mt) |
| 63 | { |
| 64 | fprintf(stderr, "Failure to set attribute. This seems fatal\n"); |
| 65 | exit(-1); |
| 66 | return 0; |
| 67 | } |
| 68 | |
| 69 | static int nm_sig_cb(unsigned int subsys, unsigned int signal, |
| 70 | void *handler_data, void *signal_data) |
| 71 | { |
| 72 | switch (signal) { |
| 73 | case S_NM_IPACC_NACK: |
| 74 | return ipacc_msg_nack((int)signal_data); |
| 75 | default: |
| 76 | break; |
| 77 | } |
| 78 | |
| 79 | return 0; |
| 80 | } |
| 81 | |
Harald Welte | 25de991 | 2009-04-30 15:53:07 +0000 | [diff] [blame] | 82 | static void bootstrap_om(struct gsm_bts *bts) |
| 83 | { |
| 84 | int len; |
| 85 | static u_int8_t buf[1024]; |
Harald Welte | 684b1a8 | 2009-07-03 11:26:45 +0200 | [diff] [blame] | 86 | u_int8_t *cur = buf; |
Harald Welte | 25de991 | 2009-04-30 15:53:07 +0000 | [diff] [blame] | 87 | |
| 88 | printf("OML link established\n"); |
| 89 | |
| 90 | if (unit_id) { |
| 91 | len = strlen(unit_id); |
| 92 | if (len > sizeof(buf)-10) |
| 93 | return; |
| 94 | buf[0] = NM_ATT_IPACC_UNIT_ID; |
| 95 | buf[1] = (len+1) >> 8; |
| 96 | buf[2] = (len+1) & 0xff; |
| 97 | memcpy(buf+3, unit_id, len); |
| 98 | buf[3+len] = 0; |
| 99 | printf("setting Unit ID to '%s'\n", unit_id); |
| 100 | abis_nm_ipaccess_set_nvattr(bts, buf, 3+len+1); |
| 101 | } |
| 102 | if (prim_oml_ip) { |
| 103 | struct in_addr ia; |
Harald Welte | 25de991 | 2009-04-30 15:53:07 +0000 | [diff] [blame] | 104 | |
| 105 | if (!inet_aton(prim_oml_ip, &ia)) { |
| 106 | fprintf(stderr, "invalid IP address: %s\n", |
| 107 | prim_oml_ip); |
| 108 | return; |
| 109 | } |
| 110 | |
| 111 | /* 0x88 + IP + port */ |
| 112 | len = 1 + sizeof(ia) + 2; |
| 113 | |
| 114 | *cur++ = NM_ATT_IPACC_PRIM_OML_IP; |
| 115 | *cur++ = (len) >> 8; |
| 116 | *cur++ = (len) & 0xff; |
| 117 | *cur++ = 0x88; |
| 118 | memcpy(cur, &ia, sizeof(ia)); |
| 119 | cur += sizeof(ia); |
| 120 | *cur++ = 0; |
| 121 | *cur++ = 0; |
Harald Welte | 4802b88 | 2009-04-30 16:23:45 +0000 | [diff] [blame] | 122 | printf("setting primary OML link IP to '%s'\n", inet_ntoa(ia)); |
Harald Welte | 25de991 | 2009-04-30 15:53:07 +0000 | [diff] [blame] | 123 | abis_nm_ipaccess_set_nvattr(bts, buf, 3+len); |
| 124 | } |
Harald Welte | 684b1a8 | 2009-07-03 11:26:45 +0200 | [diff] [blame] | 125 | if (nv_mask) { |
| 126 | len = 4; |
| 127 | |
| 128 | *cur++ = NM_ATT_IPACC_NV_FLAGS; |
| 129 | *cur++ = (len) >> 8; |
| 130 | *cur++ = (len) & 0xff; |
| 131 | *cur++ = nv_flags & 0xff; |
| 132 | *cur++ = nv_mask & 0xff; |
| 133 | *cur++ = nv_flags >> 8; |
| 134 | *cur++ = nv_mask >> 8; |
| 135 | printf("setting NV Flags/Mask to 0x%04x/0x%04x\n", |
| 136 | nv_flags, nv_mask); |
| 137 | abis_nm_ipaccess_set_nvattr(bts, buf, 3+len); |
| 138 | } |
Harald Welte | 25de991 | 2009-04-30 15:53:07 +0000 | [diff] [blame] | 139 | |
| 140 | if (restart) { |
| 141 | printf("restarting BTS\n"); |
| 142 | abis_nm_ipaccess_restart(bts); |
| 143 | } |
| 144 | } |
| 145 | |
| 146 | void input_event(int event, enum e1inp_sign_type type, struct gsm_bts_trx *trx) |
| 147 | { |
| 148 | switch (event) { |
| 149 | case EVT_E1_TEI_UP: |
| 150 | switch (type) { |
| 151 | case E1INP_SIGN_OML: |
| 152 | bootstrap_om(trx->bts); |
| 153 | break; |
| 154 | case E1INP_SIGN_RSL: |
| 155 | /* FIXME */ |
| 156 | break; |
| 157 | default: |
| 158 | break; |
| 159 | } |
| 160 | break; |
| 161 | case EVT_E1_TEI_DN: |
| 162 | fprintf(stderr, "Lost some E1 TEI link\n"); |
| 163 | /* FIXME: deal with TEI or L1 link loss */ |
| 164 | break; |
| 165 | default: |
| 166 | break; |
| 167 | } |
| 168 | } |
| 169 | |
| 170 | int nm_state_event(enum nm_evt evt, u_int8_t obj_class, void *obj, |
| 171 | struct gsm_nm_state *old_state, struct gsm_nm_state *new_state) |
| 172 | { |
| 173 | return 0; |
| 174 | } |
| 175 | |
Holger Hans Peter Freyther | 42b4007 | 2009-07-04 11:53:10 +0200 | [diff] [blame] | 176 | static void print_usage(void) |
| 177 | { |
| 178 | printf("Usage: ipaccess-config\n"); |
| 179 | } |
| 180 | |
| 181 | static void print_help(void) |
| 182 | { |
| 183 | printf(" -u --unit-id UNIT_ID\n"); |
| 184 | printf(" -o --oml-ip ip\n"); |
| 185 | printf(" -r --restart\n"); |
| 186 | printf(" -n flags/mask Set NVRAM attributes.\n"); |
| 187 | printf(" -h --help this text\n"); |
| 188 | } |
| 189 | |
Harald Welte | 25de991 | 2009-04-30 15:53:07 +0000 | [diff] [blame] | 190 | int main(int argc, char **argv) |
| 191 | { |
| 192 | struct gsm_bts *bts; |
| 193 | struct sockaddr_in sin; |
| 194 | int rc, option_index = 0; |
| 195 | |
| 196 | printf("ipaccess-config (C) 2009 by Harald Welte\n"); |
| 197 | printf("This is FREE SOFTWARE with ABSOLUTELY NO WARRANTY\n\n"); |
| 198 | |
| 199 | while (1) { |
| 200 | int c; |
Harald Welte | 684b1a8 | 2009-07-03 11:26:45 +0200 | [diff] [blame] | 201 | unsigned long ul; |
| 202 | char *slash; |
Harald Welte | 25de991 | 2009-04-30 15:53:07 +0000 | [diff] [blame] | 203 | static struct option long_options[] = { |
| 204 | { "unit-id", 1, 0, 'u' }, |
| 205 | { "oml-ip", 1, 0, 'o' }, |
| 206 | { "restart", 0, 0, 'r' }, |
Holger Hans Peter Freyther | 42b4007 | 2009-07-04 11:53:10 +0200 | [diff] [blame] | 207 | { "help", 0, 0, 'h' }, |
Harald Welte | 25de991 | 2009-04-30 15:53:07 +0000 | [diff] [blame] | 208 | }; |
| 209 | |
Holger Hans Peter Freyther | 42b4007 | 2009-07-04 11:53:10 +0200 | [diff] [blame] | 210 | c = getopt_long(argc, argv, "u:o:rn:h", long_options, |
Harald Welte | 25de991 | 2009-04-30 15:53:07 +0000 | [diff] [blame] | 211 | &option_index); |
| 212 | |
| 213 | if (c == -1) |
| 214 | break; |
| 215 | |
| 216 | switch (c) { |
| 217 | case 'u': |
| 218 | unit_id = optarg; |
| 219 | break; |
| 220 | case 'o': |
| 221 | prim_oml_ip = optarg; |
| 222 | break; |
| 223 | case 'r': |
| 224 | restart = 1; |
| 225 | break; |
Harald Welte | 684b1a8 | 2009-07-03 11:26:45 +0200 | [diff] [blame] | 226 | case 'n': |
| 227 | slash = strchr(optarg, '/'); |
| 228 | if (!slash) |
| 229 | exit(2); |
| 230 | ul = strtoul(optarg, NULL, 16); |
| 231 | nv_flags = ul & 0xffff; |
| 232 | ul = strtoul(slash+1, NULL, 16); |
| 233 | nv_mask = ul & 0xffff; |
| 234 | break; |
Holger Hans Peter Freyther | 42b4007 | 2009-07-04 11:53:10 +0200 | [diff] [blame] | 235 | case 'h': |
| 236 | print_usage(); |
| 237 | print_help(); |
| 238 | exit(0); |
Harald Welte | 25de991 | 2009-04-30 15:53:07 +0000 | [diff] [blame] | 239 | } |
| 240 | }; |
| 241 | |
| 242 | if (optind >= argc) { |
Holger Hans Peter Freyther | 42b4007 | 2009-07-04 11:53:10 +0200 | [diff] [blame] | 243 | fprintf(stderr, "you have to specify the IP address of the BTS. Use --help for more information\n"); |
Harald Welte | 25de991 | 2009-04-30 15:53:07 +0000 | [diff] [blame] | 244 | exit(2); |
| 245 | } |
| 246 | |
Harald Welte | e441d9c | 2009-06-21 16:17:15 +0200 | [diff] [blame] | 247 | gsmnet = gsm_network_init(1, 1, NULL); |
Harald Welte | 25de991 | 2009-04-30 15:53:07 +0000 | [diff] [blame] | 248 | if (!gsmnet) |
| 249 | exit(1); |
| 250 | |
Harald Welte | e441d9c | 2009-06-21 16:17:15 +0200 | [diff] [blame] | 251 | bts = gsm_bts_alloc(gsmnet, GSM_BTS_TYPE_NANOBTS_900, HARDCODED_TSC, |
| 252 | HARDCODED_BSIC); |
Harald Welte | 25de991 | 2009-04-30 15:53:07 +0000 | [diff] [blame] | 253 | |
Holger Hans Peter Freyther | a7cd9fc | 2009-07-07 12:40:07 +0200 | [diff] [blame] | 254 | register_signal_handler(SS_NM, nm_sig_cb, NULL); |
Harald Welte | 25de991 | 2009-04-30 15:53:07 +0000 | [diff] [blame] | 255 | printf("Trying to connect to ip.access BTS ...\n"); |
| 256 | |
| 257 | memset(&sin, 0, sizeof(sin)); |
| 258 | sin.sin_family = AF_INET; |
| 259 | inet_aton(argv[optind], &sin.sin_addr); |
| 260 | rc = ia_config_connect(bts, &sin); |
| 261 | if (rc < 0) { |
| 262 | perror("Error connecting to the BTS"); |
| 263 | exit(1); |
| 264 | } |
| 265 | |
| 266 | while (1) { |
Harald Welte | 04d3c92 | 2009-05-23 06:07:04 +0000 | [diff] [blame] | 267 | rc = bsc_select_main(0); |
Harald Welte | 25de991 | 2009-04-30 15:53:07 +0000 | [diff] [blame] | 268 | if (rc < 0) |
| 269 | exit(3); |
| 270 | } |
| 271 | |
| 272 | exit(0); |
| 273 | } |
| 274 | |