diff options
Diffstat (limited to 'src/nxt_http_route.c')
| -rw-r--r-- | src/nxt_http_route.c | 223 |
1 files changed, 208 insertions, 15 deletions
diff --git a/src/nxt_http_route.c b/src/nxt_http_route.c index 512cc239..a2e1096d 100644 --- a/src/nxt_http_route.c +++ b/src/nxt_http_route.c @@ -39,6 +39,7 @@ typedef struct { nxt_conf_value_t *uri; nxt_conf_value_t *method; nxt_conf_value_t *headers; + nxt_conf_value_t *arguments; } nxt_http_route_match_conf_t; @@ -57,6 +58,15 @@ typedef struct { typedef struct { + uint16_t hash; + uint16_t name_length; + uint32_t value_length; + u_char *name; + u_char *value; +} nxt_http_name_value_t; + + +typedef struct { /* The object must be the first field. */ nxt_http_route_object_t object:8; uint32_t items; @@ -120,11 +130,14 @@ static nxt_http_route_t *nxt_http_route_create(nxt_task_t *task, static nxt_http_route_match_t *nxt_http_route_match_create(nxt_task_t *task, nxt_router_temp_conf_t *tmcf, nxt_conf_value_t *cv); static nxt_http_route_table_t *nxt_http_route_table_create(nxt_task_t *task, - nxt_mp_t *mp, nxt_conf_value_t *table_cv); + nxt_mp_t *mp, nxt_conf_value_t *table_cv, nxt_http_route_object_t object, + nxt_bool_t case_sensitive); static nxt_http_route_ruleset_t *nxt_http_route_ruleset_create(nxt_task_t *task, - nxt_mp_t *mp, nxt_conf_value_t *ruleset_cv); -static nxt_http_route_rule_t *nxt_http_route_rule_header_create( - nxt_task_t *task, nxt_mp_t *mp, nxt_conf_value_t *rule_cv, nxt_str_t *name); + nxt_mp_t *mp, nxt_conf_value_t *ruleset_cv, nxt_http_route_object_t object, + nxt_bool_t case_sensitive); +static nxt_http_route_rule_t *nxt_http_route_rule_name_create(nxt_task_t *task, + nxt_mp_t *mp, nxt_conf_value_t *rule_cv, nxt_str_t *name, + nxt_bool_t case_sensitive); static nxt_http_route_rule_t *nxt_http_route_rule_create(nxt_task_t *task, nxt_mp_t *mp, nxt_conf_value_t *cv, nxt_bool_t case_sensitive, nxt_http_route_pattern_case_t pattern_case); @@ -155,6 +168,14 @@ static nxt_int_t nxt_http_route_rule(nxt_http_request_t *r, nxt_http_route_rule_t *rule); static nxt_int_t nxt_http_route_header(nxt_http_request_t *r, nxt_http_route_rule_t *rule); +static nxt_int_t nxt_http_route_arguments(nxt_http_request_t *r, + nxt_http_route_rule_t *rule); +static nxt_array_t *nxt_http_route_arguments_parse(nxt_http_request_t *r); +static nxt_http_name_value_t *nxt_http_route_argument(nxt_array_t *array, + u_char *name, size_t name_length, uint32_t hash, u_char *start, + u_char *end); +static nxt_int_t nxt_http_route_test_argument(nxt_http_request_t *r, + nxt_http_route_rule_t *rule, nxt_array_t *array); static nxt_int_t nxt_http_route_test_rule(nxt_http_request_t *r, nxt_http_route_rule_t *rule, u_char *start, size_t length); static nxt_int_t nxt_http_route_pattern(nxt_http_request_t *r, @@ -248,6 +269,12 @@ static nxt_conf_map_t nxt_http_route_match_conf[] = { NXT_CONF_MAP_PTR, offsetof(nxt_http_route_match_conf_t, headers), }, + + { + nxt_string("arguments"), + NXT_CONF_MAP_PTR, + offsetof(nxt_http_route_match_conf_t, arguments), + }, }; @@ -389,7 +416,19 @@ nxt_http_route_match_create(nxt_task_t *task, nxt_router_temp_conf_t *tmcf, } if (mtcf.headers != NULL) { - table = nxt_http_route_table_create(task, mp, mtcf.headers); + table = nxt_http_route_table_create(task, mp, mtcf.headers, + NXT_HTTP_ROUTE_HEADER, 0); + if (table == NULL) { + return NULL; + } + + test->table = table; + test++; + } + + if (mtcf.arguments != NULL) { + table = nxt_http_route_table_create(task, mp, mtcf.arguments, + NXT_HTTP_ROUTE_ARGUMENT, 1); if (table == NULL) { return NULL; } @@ -404,7 +443,8 @@ nxt_http_route_match_create(nxt_task_t *task, nxt_router_temp_conf_t *tmcf, static nxt_http_route_table_t * nxt_http_route_table_create(nxt_task_t *task, nxt_mp_t *mp, - nxt_conf_value_t *table_cv) + nxt_conf_value_t *table_cv, nxt_http_route_object_t object, + nxt_bool_t case_sensitive) { size_t size; uint32_t i, n; @@ -427,7 +467,8 @@ nxt_http_route_table_create(nxt_task_t *task, nxt_mp_t *mp, table->object = NXT_HTTP_ROUTE_TABLE; if (!array) { - ruleset = nxt_http_route_ruleset_create(task, mp, table_cv); + ruleset = nxt_http_route_ruleset_create(task, mp, table_cv, + object, case_sensitive); if (nxt_slow_path(ruleset == NULL)) { return NULL; } @@ -440,7 +481,8 @@ nxt_http_route_table_create(nxt_task_t *task, nxt_mp_t *mp, for (i = 0; i < n; i++) { ruleset_cv = nxt_conf_get_array_element(table_cv, i); - ruleset = nxt_http_route_ruleset_create(task, mp, ruleset_cv); + ruleset = nxt_http_route_ruleset_create(task, mp, ruleset_cv, + object, case_sensitive); if (nxt_slow_path(ruleset == NULL)) { return NULL; } @@ -454,7 +496,8 @@ nxt_http_route_table_create(nxt_task_t *task, nxt_mp_t *mp, static nxt_http_route_ruleset_t * nxt_http_route_ruleset_create(nxt_task_t *task, nxt_mp_t *mp, - nxt_conf_value_t *ruleset_cv) + nxt_conf_value_t *ruleset_cv, nxt_http_route_object_t object, + nxt_bool_t case_sensitive) { size_t size; uint32_t i, n, next; @@ -479,11 +522,13 @@ nxt_http_route_ruleset_create(nxt_task_t *task, nxt_mp_t *mp, for (i = 0; i < n; i++) { rule_cv = nxt_conf_next_object_member(ruleset_cv, &name, &next); - rule = nxt_http_route_rule_header_create(task, mp, rule_cv, &name); + rule = nxt_http_route_rule_name_create(task, mp, rule_cv, &name, + case_sensitive); if (nxt_slow_path(rule == NULL)) { return NULL; } + rule->object = object; ruleset->rule[i] = rule; } @@ -492,15 +537,15 @@ nxt_http_route_ruleset_create(nxt_task_t *task, nxt_mp_t *mp, static nxt_http_route_rule_t * -nxt_http_route_rule_header_create(nxt_task_t *task, nxt_mp_t *mp, - nxt_conf_value_t *rule_cv, nxt_str_t *name) +nxt_http_route_rule_name_create(nxt_task_t *task, nxt_mp_t *mp, + nxt_conf_value_t *rule_cv, nxt_str_t *name, nxt_bool_t case_sensitive) { u_char c, *p; uint32_t hash; nxt_uint_t i; nxt_http_route_rule_t *rule; - rule = nxt_http_route_rule_create(task, mp, rule_cv, 0, + rule = nxt_http_route_rule_create(task, mp, rule_cv, case_sensitive, NXT_HTTP_ROUTE_PATTERN_NOCASE); if (nxt_slow_path(rule == NULL)) { return NULL; @@ -514,7 +559,6 @@ nxt_http_route_rule_header_create(nxt_task_t *task, nxt_mp_t *mp, } rule->u.name.start = p; - rule->object = NXT_HTTP_ROUTE_HEADER; hash = NXT_HTTP_FIELD_HASH_INIT; @@ -1029,7 +1073,7 @@ nxt_http_route_rule(nxt_http_request_t *r, nxt_http_route_rule_t *rule) return nxt_http_route_header(r, rule); case NXT_HTTP_ROUTE_ARGUMENT: - return 0; + return nxt_http_route_arguments(r, rule); case NXT_HTTP_ROUTE_COOKIE: return 0; @@ -1091,6 +1135,155 @@ nxt_http_route_header(nxt_http_request_t *r, nxt_http_route_rule_t *rule) static nxt_int_t +nxt_http_route_arguments(nxt_http_request_t *r, nxt_http_route_rule_t *rule) +{ + nxt_array_t *arguments; + + if (r->args == NULL) { + return 0; + } + + arguments = nxt_http_route_arguments_parse(r); + if (nxt_slow_path(arguments == NULL)) { + return -1; + } + + return nxt_http_route_test_argument(r, rule, arguments); +} + + +static nxt_array_t * +nxt_http_route_arguments_parse(nxt_http_request_t *r) +{ + size_t name_length; + u_char c, *p, *start, *end, *name; + uint32_t hash; + nxt_bool_t valid; + nxt_array_t *args; + nxt_http_name_value_t *nv; + + if (r->arguments != NULL) { + return r->arguments; + } + + args = nxt_array_create(r->mem_pool, 2, sizeof(nxt_http_name_value_t)); + if (nxt_slow_path(args == NULL)) { + return NULL; + } + + hash = NXT_HTTP_FIELD_HASH_INIT; + valid = 1; + name = NULL; + name_length = 0; + + start = r->args->start; + end = start + r->args->length; + + for (p = start; p < end; p++) { + c = *p; + + if (c == '=') { + name_length = p - start; + name = start; + start = p + 1; + valid = (name_length != 0); + + } else if (c == '&') { + if (valid) { + nv = nxt_http_route_argument(args, name, name_length, hash, + start, p); + if (nxt_slow_path(nv == NULL)) { + return NULL; + } + } + + hash = NXT_HTTP_FIELD_HASH_INIT; + valid = 1; + name = NULL; + start = p + 1; + + } else if (name == NULL) { + hash = nxt_http_field_hash_char(hash, c); + } + } + + if (valid) { + nv = nxt_http_route_argument(args, name, name_length, hash, start, p); + if (nxt_slow_path(nv == NULL)) { + return NULL; + } + } + + r->arguments = args; + + return args; +} + + +static nxt_http_name_value_t * +nxt_http_route_argument(nxt_array_t *array, u_char *name, size_t name_length, + uint32_t hash, u_char *start, u_char *end) +{ + size_t length; + nxt_http_name_value_t *nv; + + nv = nxt_array_add(array); + if (nxt_slow_path(nv == NULL)) { + return NULL; + } + + nv->hash = nxt_http_field_hash_end(hash) & 0xFFFF; + + length = end - start; + + if (name == NULL) { + name_length = length; + name = start; + length = 0; + } + + nv->name_length = name_length; + nv->value_length = length; + nv->name = name; + nv->value = start; + + return nv; +} + + +static nxt_int_t +nxt_http_route_test_argument(nxt_http_request_t *r, + nxt_http_route_rule_t *rule, nxt_array_t *array) +{ + nxt_bool_t ret; + nxt_http_name_value_t *nv, *end; + + ret = 0; + + nv = array->elts; + end = nv + array->nelts; + + while (nv < end) { + + if (rule->u.name.hash == nv->hash + && rule->u.name.length == nv->name_length + && nxt_memcmp(rule->u.name.start, nv->name, nv->name_length) == 0) + { + ret = nxt_http_route_test_rule(r, rule, nv->value, + nv->value_length); + if (ret == 0) { + break; + } + } + + nv++; + } + + return ret; +} + + +static nxt_int_t nxt_http_route_test_rule(nxt_http_request_t *r, nxt_http_route_rule_t *rule, u_char *start, size_t length) { |