Dragan Dosen | 93b38d9 | 2015-06-29 16:43:25 +0200 | [diff] [blame^] | 1 | #include <stdio.h> |
| 2 | |
| 3 | #include <common/cfgparse.h> |
| 4 | #include <common/chunk.h> |
| 5 | #include <proto/arg.h> |
| 6 | #include <proto/log.h> |
| 7 | #include <proto/sample.h> |
| 8 | #include <import/xxhash.h> |
| 9 | |
| 10 | #include <import/51d.h> |
| 11 | |
| 12 | struct _51d_property_names { |
| 13 | struct list list; |
| 14 | char *name; |
| 15 | }; |
| 16 | |
| 17 | static int _51d_data_file(char **args, int section_type, struct proxy *curpx, |
| 18 | struct proxy *defpx, const char *file, int line, |
| 19 | char **err) |
| 20 | { |
| 21 | if (*(args[1]) == 0) { |
| 22 | memprintf(err, |
| 23 | "'%s' expects a filepath to a 51Degrees trie or pattern data file.", |
| 24 | args[0]); |
| 25 | return -1; |
| 26 | } |
| 27 | |
| 28 | if (global._51degrees.data_file_path) |
| 29 | free(global._51degrees.data_file_path); |
| 30 | global._51degrees.data_file_path = strdup(args[1]); |
| 31 | |
| 32 | return 0; |
| 33 | } |
| 34 | |
| 35 | static int _51d_property_name_list(char **args, int section_type, struct proxy *curpx, |
| 36 | struct proxy *defpx, const char *file, int line, |
| 37 | char **err) |
| 38 | { |
| 39 | int cur_arg = 1; |
| 40 | struct _51d_property_names *name; |
| 41 | |
| 42 | if (*(args[cur_arg]) == 0) { |
| 43 | memprintf(err, |
| 44 | "'%s' expects at least one 51Degrees property name.", |
| 45 | args[0]); |
| 46 | return -1; |
| 47 | } |
| 48 | |
| 49 | while (*(args[cur_arg])) { |
| 50 | name = calloc(1, sizeof(struct _51d_property_names)); |
| 51 | name->name = strdup(args[cur_arg]); |
| 52 | LIST_ADDQ(&global._51degrees.property_names, &name->list); |
| 53 | ++cur_arg; |
| 54 | } |
| 55 | |
| 56 | return 0; |
| 57 | } |
| 58 | |
| 59 | static int _51d_property_separator(char **args, int section_type, struct proxy *curpx, |
| 60 | struct proxy *defpx, const char *file, int line, |
| 61 | char **err) |
| 62 | { |
| 63 | if (*(args[1]) == 0) { |
| 64 | memprintf(err, |
| 65 | "'%s' expects a single character.", |
| 66 | args[0]); |
| 67 | return -1; |
| 68 | } |
| 69 | if (strlen(args[1]) > 1) { |
| 70 | memprintf(err, |
| 71 | "'%s' expects a single character, got '%s'.", |
| 72 | args[0], args[1]); |
| 73 | return -1; |
| 74 | } |
| 75 | |
| 76 | global._51degrees.property_separator = *args[1]; |
| 77 | |
| 78 | return 0; |
| 79 | } |
| 80 | |
| 81 | static int _51d_conv(const struct arg *args, struct sample *smp, void *private) |
| 82 | { |
| 83 | int i; |
| 84 | char no_data[] = "NoData"; /* response when no data could be found */ |
| 85 | struct chunk *temp; |
| 86 | #ifdef FIFTYONEDEGREES_H_PATTERN_INCLUDED |
| 87 | int j, found; |
| 88 | const char* property_name; |
| 89 | fiftyoneDegreesWorkset* ws; /* workset for detection */ |
| 90 | #endif |
| 91 | #ifdef FIFTYONEDEGREES_H_TRIE_INCLUDED |
| 92 | int device_offset; |
| 93 | int property_index; |
| 94 | #endif |
| 95 | |
| 96 | #ifdef FIFTYONEDEGREES_H_PATTERN_INCLUDED |
| 97 | /* Create workset. This will later contain detection results. */ |
| 98 | ws = fiftyoneDegreesCreateWorkset(&global._51degrees.data_set); |
| 99 | if (!ws) |
| 100 | return 0; |
| 101 | #endif |
| 102 | |
| 103 | smp->data.str.str[smp->data.str.len] = '\0'; |
| 104 | |
| 105 | /* Perform detection. */ |
| 106 | #ifdef FIFTYONEDEGREES_H_PATTERN_INCLUDED |
| 107 | fiftyoneDegreesMatch(ws, smp->data.str.str); |
| 108 | #endif |
| 109 | #ifdef FIFTYONEDEGREES_H_TRIE_INCLUDED |
| 110 | device_offset = fiftyoneDegreesGetDeviceOffset(smp->data.str.str); |
| 111 | #endif |
| 112 | |
| 113 | i = 0; |
| 114 | temp = get_trash_chunk(); |
| 115 | chunk_reset(temp); |
| 116 | |
| 117 | /* Loop through property names passed to the filter and fetch them from the dataset. */ |
| 118 | while (args[i].data.str.str) { |
| 119 | /* Try to find request property in dataset. */ |
| 120 | #ifdef FIFTYONEDEGREES_H_PATTERN_INCLUDED |
| 121 | found = 0; |
| 122 | for (j = 0; j < ws->dataSet->requiredPropertyCount; j++) { |
| 123 | property_name = fiftyoneDegreesGetPropertyName(ws->dataSet, ws->dataSet->requiredProperties[j]); |
| 124 | if (strcmp(property_name, args[i].data.str.str) == 0) { |
| 125 | found = 1; |
| 126 | fiftyoneDegreesSetValues(ws, j); |
| 127 | chunk_appendf(temp, "%s", fiftyoneDegreesGetValueName(ws->dataSet, *ws->values)); |
| 128 | break; |
| 129 | } |
| 130 | } |
| 131 | if (!found) { |
| 132 | chunk_appendf(temp, "%s", no_data); |
| 133 | } |
| 134 | #endif |
| 135 | #ifdef FIFTYONEDEGREES_H_TRIE_INCLUDED |
| 136 | property_index = fiftyoneDegreesGetPropertyIndex(args[i].data.str.str); |
| 137 | if (property_index > 0) { |
| 138 | chunk_appendf(temp, "%s", fiftyoneDegreesGetValue(device_offset, property_index)); |
| 139 | } |
| 140 | else { |
| 141 | chunk_appendf(temp, "%s", no_data); |
| 142 | } |
| 143 | #endif |
| 144 | /* Add separator. */ |
| 145 | chunk_appendf(temp, "%c", global._51degrees.property_separator); |
| 146 | ++i; |
| 147 | } |
| 148 | |
| 149 | if (temp->len) { |
| 150 | --temp->len; |
| 151 | temp->str[temp->len] = '\0'; |
| 152 | } |
| 153 | |
| 154 | smp->data.str.str = temp->str; |
| 155 | smp->data.str.len = strlen(smp->data.str.str); |
| 156 | |
| 157 | #ifdef FIFTYONEDEGREES_H_PATTERN_INCLUDED |
| 158 | fiftyoneDegreesFreeWorkset(ws); |
| 159 | #endif |
| 160 | |
| 161 | return 1; |
| 162 | } |
| 163 | |
| 164 | int init_51degrees(void) |
| 165 | { |
| 166 | int i = 0; |
| 167 | struct chunk *temp; |
| 168 | struct _51d_property_names *name; |
| 169 | char **_51d_property_list = NULL; |
| 170 | fiftyoneDegreesDataSetInitStatus _51d_dataset_status = DATA_SET_INIT_STATUS_NOT_SET; |
| 171 | |
| 172 | if (!LIST_ISEMPTY(&global._51degrees.property_names)) { |
| 173 | i = 0; |
| 174 | list_for_each_entry(name, &global._51degrees.property_names, list) |
| 175 | ++i; |
| 176 | _51d_property_list = calloc(i, sizeof(char *)); |
| 177 | |
| 178 | i = 0; |
| 179 | list_for_each_entry(name, &global._51degrees.property_names, list) |
| 180 | _51d_property_list[i++] = name->name; |
| 181 | } |
| 182 | |
| 183 | #ifdef FIFTYONEDEGREES_H_PATTERN_INCLUDED |
| 184 | _51d_dataset_status = fiftyoneDegreesInitWithPropertyArray(global._51degrees.data_file_path, &global._51degrees.data_set, _51d_property_list, i); |
| 185 | #endif |
| 186 | #ifdef FIFTYONEDEGREES_H_TRIE_INCLUDED |
| 187 | _51d_dataset_status = fiftyoneDegreesInitWithPropertyArray(global._51degrees.data_file_path, _51d_property_list, i); |
| 188 | #endif |
| 189 | |
| 190 | temp = get_trash_chunk(); |
| 191 | chunk_reset(temp); |
| 192 | |
| 193 | switch (_51d_dataset_status) { |
| 194 | case DATA_SET_INIT_STATUS_SUCCESS: |
| 195 | break; |
| 196 | case DATA_SET_INIT_STATUS_INSUFFICIENT_MEMORY: |
| 197 | chunk_printf(temp, "Insufficient memory."); |
| 198 | break; |
| 199 | case DATA_SET_INIT_STATUS_CORRUPT_DATA: |
| 200 | #ifdef FIFTYONEDEGREES_H_PATTERN_INCLUDED |
| 201 | chunk_printf(temp, "Corrupt data file. Check that the data file provided is uncompressed and Pattern data format."); |
| 202 | #endif |
| 203 | #ifdef FIFTYONEDEGREES_H_TRIE_INCLUDED |
| 204 | chunk_printf(temp, "Corrupt data file. Check that the data file provided is uncompressed and Trie data format."); |
| 205 | #endif |
| 206 | break; |
| 207 | case DATA_SET_INIT_STATUS_INCORRECT_VERSION: |
| 208 | #ifdef FIFTYONEDEGREES_H_PATTERN_INCLUDED |
| 209 | chunk_printf(temp, "Incorrect version. Check that the data file provided is uncompressed and Pattern data format."); |
| 210 | #endif |
| 211 | #ifdef FIFTYONEDEGREES_H_TRIE_INCLUDED |
| 212 | chunk_printf(temp, "Incorrect version. Check that the data file provided is uncompressed and Trie data format."); |
| 213 | #endif |
| 214 | break; |
| 215 | case DATA_SET_INIT_STATUS_FILE_NOT_FOUND: |
| 216 | chunk_printf(temp, "File not found."); |
| 217 | break; |
| 218 | case DATA_SET_INIT_STATUS_NOT_SET: |
| 219 | chunk_printf(temp, "Data set not initialised."); |
| 220 | break; |
| 221 | } |
| 222 | if (_51d_dataset_status != DATA_SET_INIT_STATUS_SUCCESS) { |
| 223 | if (temp->len) |
| 224 | Alert("51Degrees Setup - Error reading 51Degrees data file. %s\n", temp->str); |
| 225 | else |
| 226 | Alert("51Degrees Setup - Error reading 51Degrees data file.\n"); |
| 227 | exit(1); |
| 228 | } |
| 229 | free(_51d_property_list); |
| 230 | |
| 231 | return 0; |
| 232 | } |
| 233 | |
| 234 | void deinit_51degrees(void) |
| 235 | { |
| 236 | struct _51d_property_names *_51d_prop_name, *_51d_prop_nameb; |
| 237 | |
| 238 | #ifdef FIFTYONEDEGREES_H_PATTERN_INCLUDED |
| 239 | fiftyoneDegreesDestroy(&global._51degrees.data_set); |
| 240 | #endif |
| 241 | #ifdef FIFTYONEDEGREES_H_TRIE_INCLUDED |
| 242 | fiftyoneDegreesDestroy(); |
| 243 | #endif |
| 244 | |
| 245 | free(global._51degrees.data_file_path); global._51degrees.data_file_path = NULL; |
| 246 | list_for_each_entry_safe(_51d_prop_name, _51d_prop_nameb, &global._51degrees.property_names, list) { |
| 247 | LIST_DEL(&_51d_prop_name->list); |
| 248 | free(_51d_prop_name); |
| 249 | } |
| 250 | } |
| 251 | |
| 252 | static struct cfg_kw_list _51dcfg_kws = {{ }, { |
| 253 | { CFG_GLOBAL, "51degrees-data-file", _51d_data_file }, |
| 254 | { CFG_GLOBAL, "51degrees-property-name-list", _51d_property_name_list }, |
| 255 | { CFG_GLOBAL, "51degrees-property-separator", _51d_property_separator }, |
| 256 | { 0, NULL, NULL }, |
| 257 | }}; |
| 258 | |
| 259 | /* Note: must not be declared <const> as its list will be overwritten */ |
| 260 | static struct sample_conv_kw_list conv_kws = {ILH, { |
| 261 | { "51d", _51d_conv, ARG5(1,STR,STR,STR,STR,STR), NULL, SMP_T_STR, SMP_T_STR }, |
| 262 | { NULL, NULL, 0, 0, 0 }, |
| 263 | }}; |
| 264 | |
| 265 | __attribute__((constructor)) |
| 266 | static void __51d_init(void) |
| 267 | { |
| 268 | /* register sample fetch and format conversion keywords */ |
| 269 | sample_register_convs(&conv_kws); |
| 270 | cfg_register_keywords(&_51dcfg_kws); |
| 271 | } |