diff options
Diffstat (limited to 'src/mod_expire.c')
| -rw-r--r-- | src/mod_expire.c | 176 |
1 files changed, 88 insertions, 88 deletions
diff --git a/src/mod_expire.c b/src/mod_expire.c index 037e21a..619b542 100644 --- a/src/mod_expire.c +++ b/src/mod_expire.c @@ -12,8 +12,8 @@ #include "stat_cache.h" /** - * this is a expire module for a lighttpd - * + * this is a expire module for a lighttpd + * * set 'Expires:' HTTP Headers on demand */ @@ -27,51 +27,51 @@ typedef struct { typedef struct { PLUGIN_DATA; - + buffer *expire_tstmp; - + plugin_config **config_storage; - - plugin_config conf; + + plugin_config conf; } plugin_data; /* init the plugin data */ INIT_FUNC(mod_expire_init) { plugin_data *p; - + p = calloc(1, sizeof(*p)); - + p->expire_tstmp = buffer_init(); - + buffer_prepare_copy(p->expire_tstmp, 255); - + return p; } /* detroy the plugin data */ FREE_FUNC(mod_expire_free) { plugin_data *p = p_d; - + UNUSED(srv); if (!p) return HANDLER_GO_ON; - + buffer_free(p->expire_tstmp); - + if (p->config_storage) { size_t i; for (i = 0; i < srv->config_context->used; i++) { plugin_config *s = p->config_storage[i]; - + array_free(s->expire_url); - + free(s); } free(p->config_storage); } - + free(p); - + return HANDLER_GO_ON; } @@ -79,25 +79,25 @@ static int mod_expire_get_offset(server *srv, plugin_data *p, buffer *expire, in char *ts; int type = -1; int retts = 0; - + UNUSED(p); - /* + /* * parse - * + * * '(access|modification) [plus] {<num> <type>}*' - * + * * e.g. 'access 1 years' */ - + if (expire->used == 0) { - log_error_write(srv, __FILE__, __LINE__, "s", + log_error_write(srv, __FILE__, __LINE__, "s", "empty:"); return -1; } - + ts = expire->ptr; - + if (0 == strncmp(ts, "access ", 7)) { type = 0; ts += 7; @@ -110,39 +110,39 @@ static int mod_expire_get_offset(server *srv, plugin_data *p, buffer *expire, in "invalid <base>:", ts); return -1; } - + if (0 == strncmp(ts, "plus ", 5)) { /* skip the optional plus */ ts += 5; } - + /* the rest is just <number> (years|months|days|hours|minutes|seconds) */ while (1) { char *space, *err; int num; - + if (NULL == (space = strchr(ts, ' '))) { - log_error_write(srv, __FILE__, __LINE__, "ss", + log_error_write(srv, __FILE__, __LINE__, "ss", "missing space after <num>:", ts); return -1; } - + num = strtol(ts, &err, 10); if (*err != ' ') { - log_error_write(srv, __FILE__, __LINE__, "ss", + log_error_write(srv, __FILE__, __LINE__, "ss", "missing <type> after <num>:", ts); return -1; } - + ts = space + 1; - + if (NULL != (space = strchr(ts, ' '))) { int slen; /* */ - + slen = space - ts; - - if (slen == 5 && + + if (slen == 5 && 0 == strncmp(ts, "years", slen)) { num *= 60 * 60 * 24 * 30 * 12; } else if (slen == 6 && @@ -161,13 +161,13 @@ static int mod_expire_get_offset(server *srv, plugin_data *p, buffer *expire, in 0 == strncmp(ts, "seconds", slen)) { num *= 1; } else { - log_error_write(srv, __FILE__, __LINE__, "ss", + log_error_write(srv, __FILE__, __LINE__, "ss", "unknown type:", ts); return -1; } - + retts += num; - + ts = space + 1; } else { if (0 == strcmp(ts, "years")) { @@ -183,19 +183,19 @@ static int mod_expire_get_offset(server *srv, plugin_data *p, buffer *expire, in } else if (0 == strcmp(ts, "seconds")) { num *= 1; } else { - log_error_write(srv, __FILE__, __LINE__, "ss", + log_error_write(srv, __FILE__, __LINE__, "ss", "unknown type:", ts); return -1; } - + retts += num; - + break; } } - + if (offset != NULL) *offset = retts; - + return type; } @@ -205,43 +205,43 @@ static int mod_expire_get_offset(server *srv, plugin_data *p, buffer *expire, in SETDEFAULTS_FUNC(mod_expire_set_defaults) { plugin_data *p = p_d; size_t i = 0, k; - - config_values_t cv[] = { + + config_values_t cv[] = { { "expire.url", NULL, T_CONFIG_ARRAY, T_CONFIG_SCOPE_CONNECTION }, /* 0 */ { NULL, NULL, T_CONFIG_UNSET, T_CONFIG_SCOPE_UNSET } }; - + if (!p) return HANDLER_ERROR; - + p->config_storage = calloc(1, srv->config_context->used * sizeof(specific_config *)); - + for (i = 0; i < srv->config_context->used; i++) { plugin_config *s; - + s = calloc(1, sizeof(plugin_config)); s->expire_url = array_init(); - + cv[0].destination = s->expire_url; - + p->config_storage[i] = s; - + if (0 != config_insert_values_global(srv, ((data_config *)srv->config_context->data[i])->value, cv)) { return HANDLER_ERROR; } - + for (k = 0; k < s->expire_url->used; k++) { data_string *ds = (data_string *)s->expire_url->data[k]; - + /* parse lines */ if (-1 == mod_expire_get_offset(srv, p, ds->value, NULL)) { - log_error_write(srv, __FILE__, __LINE__, "sb", + log_error_write(srv, __FILE__, __LINE__, "sb", "parsing expire.url failed:", ds->value); return HANDLER_ERROR; } } } - - + + return HANDLER_GO_ON; } @@ -250,27 +250,27 @@ SETDEFAULTS_FUNC(mod_expire_set_defaults) { static int mod_expire_patch_connection(server *srv, connection *con, plugin_data *p) { size_t i, j; plugin_config *s = p->config_storage[0]; - + PATCH(expire_url); - + /* skip the first, the global context */ for (i = 1; i < srv->config_context->used; i++) { data_config *dc = (data_config *)srv->config_context->data[i]; s = p->config_storage[i]; - + /* condition didn't match */ if (!config_check_cond(srv, con, dc)) continue; - + /* merge config */ for (j = 0; j < dc->value->used; j++) { data_unset *du = dc->value->data[j]; - + if (buffer_is_equal_string(du->key, CONST_STR_LEN("expire.url"))) { PATCH(expire_url); } } } - + return 0; } #undef PATCH @@ -279,28 +279,28 @@ URIHANDLER_FUNC(mod_expire_path_handler) { plugin_data *p = p_d; int s_len; size_t k; - + if (con->uri.path->used == 0) return HANDLER_GO_ON; - + mod_expire_patch_connection(srv, con, p); - + s_len = con->uri.path->used - 1; - + for (k = 0; k < p->conf.expire_url->used; k++) { data_string *ds = (data_string *)p->conf.expire_url->data[k]; int ct_len = ds->key->used - 1; - + if (ct_len > s_len) continue; if (ds->key->used == 0) continue; - + if (0 == strncmp(con->uri.path->ptr, ds->key->ptr, ct_len)) { int ts; time_t t; size_t len; stat_cache_entry *sce = NULL; - + stat_cache_get_entry(srv, con, con->physical.path, &sce); - + switch(mod_expire_get_offset(srv, p, ds->value, &ts)) { case 0: /* access */ @@ -308,38 +308,38 @@ URIHANDLER_FUNC(mod_expire_path_handler) { break; case 1: /* modification */ - + t = (ts + sce->st.st_mtime); break; default: /* -1 is handled at parse-time */ break; } - - - if (0 == (len = strftime(p->expire_tstmp->ptr, p->expire_tstmp->size - 1, + + + if (0 == (len = strftime(p->expire_tstmp->ptr, p->expire_tstmp->size - 1, "%a, %d %b %Y %H:%M:%S GMT", gmtime(&(t))))) { /* could not set expire header, out of mem */ - + return HANDLER_GO_ON; - + } - + p->expire_tstmp->used = len + 1; - - /* HTTP/1.0 */ + + /* HTTP/1.0 */ response_header_overwrite(srv, con, CONST_STR_LEN("Expires"), CONST_BUF_LEN(p->expire_tstmp)); - /* HTTP/1.1 */ + /* HTTP/1.1 */ buffer_copy_string(p->expire_tstmp, "max-age="); buffer_append_long(p->expire_tstmp, ts); - + response_header_overwrite(srv, con, CONST_STR_LEN("Cache-Control"), CONST_BUF_LEN(p->expire_tstmp)); - + return HANDLER_GO_ON; } } - + /* not found */ return HANDLER_GO_ON; } @@ -349,13 +349,13 @@ URIHANDLER_FUNC(mod_expire_path_handler) { int mod_expire_plugin_init(plugin *p) { p->version = LIGHTTPD_VERSION_ID; p->name = buffer_init_string("expire"); - + p->init = mod_expire_init; p->handle_subrequest_start = mod_expire_path_handler; p->set_defaults = mod_expire_set_defaults; p->cleanup = mod_expire_free; - + p->data = NULL; - + return 0; } |