static liHandlerResult proxy_handle(liVRequest *vr, gpointer param, gpointer *context) { liBackendWait *bwait = (liBackendWait*) *context; liBackendConnection *bcon = NULL; proxy_context *ctx = (proxy_context*) param; liBackendResult bres; if (li_vrequest_is_handled(vr)) return LI_HANDLER_GO_ON; LI_VREQUEST_WAIT_FOR_REQUEST_BODY(vr); if (vr->request.content_length < 0) { VR_ERROR(vr, "%s", "proxy can't handle progressive uploads yet. enable request body buffering!"); return LI_HANDLER_ERROR; } bres = li_backend_get(vr, ctx->pool, &bcon, &bwait); *context = bwait; switch (bres) { case LI_BACKEND_SUCCESS: LI_FORCE_ASSERT(NULL == bwait); LI_FORCE_ASSERT(NULL != bcon); break; case LI_BACKEND_WAIT: LI_FORCE_ASSERT(NULL != bwait); return LI_HANDLER_WAIT_FOR_EVENT; case LI_BACKEND_TIMEOUT: li_vrequest_backend_dead(vr); return LI_HANDLER_GO_ON; } proxy_connection_new(vr, bcon, ctx); return LI_HANDLER_GO_ON; }
static liHandlerResult progress_show(liVRequest *vr, gpointer param, gpointer *context) { mod_progress_show_param *psp = (mod_progress_show_param*) param; gboolean debug = _OPTION(vr, psp->p, 0).boolean; gchar *id; guint id_len; liCollectInfo *ci; mod_progress_job *job; if (*context) return LI_HANDLER_WAIT_FOR_EVENT; if (li_vrequest_is_handled(vr)) return LI_HANDLER_GO_ON; if (!li_querystring_find(vr->request.uri.query, CONST_STR_LEN("X-Progress-Id"), &id, &id_len) || id_len == 0 || id_len > 128) { if (debug) VR_DEBUG(vr, "%s", "progress.show: X-Progress-Id not specified"); return LI_HANDLER_GO_ON; } /* start collect job */ job = g_slice_new(mod_progress_job); job->vr = vr; job->context = context; job->format = psp->format; job->debug = debug; job->p = psp->p; job->id = g_strndup(id, id_len); ci = li_collect_start(vr->wrk, progress_collect_func, job, progress_collect_cb, NULL); *context = ci; /* may be NULL */ return ci ? LI_HANDLER_WAIT_FOR_EVENT : LI_HANDLER_GO_ON; }
static liHandlerResult redirect(liVRequest *vr, gpointer param, gpointer *context) { guint i; redirect_rule *rule; redirect_data *rd = param; gboolean debug = _OPTION(vr, rd->p, 0).boolean; GString *dest = vr->wrk->tmp_str; UNUSED(context); if (li_vrequest_is_handled(vr)) return LI_HANDLER_GO_ON; for (i = 0; i < rd->rules->len; i++) { rule = &g_array_index(rd->rules, redirect_rule, i); if (redirect_internal(vr, dest, rule)) { /* regex matched */ if (debug) { VR_DEBUG(vr, "redirect: \"%s\"", dest->str); } if (!li_vrequest_handle_direct(vr)) return LI_HANDLER_ERROR; vr->response.http_status = 301; li_http_header_overwrite(vr->response.headers, CONST_STR_LEN("Location"), GSTR_LEN(dest)); /* stop at first matching regex */ return LI_HANDLER_GO_ON; } } return LI_HANDLER_GO_ON; }
static liHandlerResult mc_handle_lookup(liVRequest *vr, gpointer param, gpointer *context) { memcached_ctx *ctx = param; memcache_request *req = *context; if (req) { static const GString default_mime_str = { CONST_STR_LEN("application/octet-stream"), 0 }; liBuffer *buf = req->buffer; const GString *mime_str; if (NULL != req->req) return LI_HANDLER_WAIT_FOR_EVENT; /* not done yet */ g_slice_free(memcache_request, req); *context = NULL; if (NULL == buf) { /* miss */ if (ctx->act_miss) li_action_enter(vr, ctx->act_miss); return LI_HANDLER_GO_ON; } if (!li_vrequest_handle_direct(vr)) { if (CORE_OPTION(LI_CORE_OPTION_DEBUG_REQUEST_HANDLING).boolean) { VR_DEBUG(vr, "%s", "memcached.lookup: request already handled"); } li_buffer_release(buf); return LI_HANDLER_GO_ON; } if (CORE_OPTION(LI_CORE_OPTION_DEBUG_REQUEST_HANDLING).boolean) { VR_DEBUG(vr, "%s", "memcached.lookup: key found, handling request"); } li_chunkqueue_append_buffer(vr->direct_out, buf); vr->response.http_status = 200; mime_str = li_mimetype_get(vr, vr->request.uri.path); if (!mime_str) mime_str = &default_mime_str; li_http_header_overwrite(vr->response.headers, CONST_STR_LEN("Content-Type"), GSTR_LEN(mime_str)); /* hit */ if (ctx->act_found) li_action_enter(vr, ctx->act_found); return LI_HANDLER_GO_ON; } else { liMemcachedCon *con; GError *err = NULL; if (li_vrequest_is_handled(vr)) { if (CORE_OPTION(LI_CORE_OPTION_DEBUG_REQUEST_HANDLING).boolean) { VR_DEBUG(vr, "%s", "memcached.lookup: request already handled"); } return LI_HANDLER_GO_ON; } con = mc_ctx_prepare(ctx, vr->wrk); mc_ctx_build_key(vr->wrk->tmp_str, ctx, vr); if (CORE_OPTION(LI_CORE_OPTION_DEBUG_REQUEST_HANDLING).boolean) { VR_DEBUG(vr, "memcached.lookup: looking up key '%s'", vr->wrk->tmp_str->str); } req = g_slice_new0(memcache_request); req->req = li_memcached_get(con, vr->wrk->tmp_str, memcache_callback, req, &err); if (NULL == req->req) { if (NULL != err) { if (LI_MEMCACHED_DISABLED != err->code) { VR_ERROR(vr, "memcached.lookup: get failed: %s", err->message); } g_clear_error(&err); } else { VR_ERROR(vr, "memcached.lookup: get failed: %s", "Unkown error"); } g_slice_free(memcache_request, req); /* miss */ if (ctx->act_miss) li_action_enter(vr, ctx->act_miss); return LI_HANDLER_GO_ON; } req->vr = vr; *context = req; return LI_HANDLER_WAIT_FOR_EVENT; } }
static liHandlerResult dirlist(liVRequest *vr, gpointer param, gpointer *context) { GString *listing; liStatCacheEntry *sce; dirlist_data *dd; UNUSED(context); switch (vr->request.http_method) { case LI_HTTP_METHOD_GET: case LI_HTTP_METHOD_HEAD: break; default: return LI_HANDLER_GO_ON; } if (li_vrequest_is_handled(vr)) return LI_HANDLER_GO_ON; if (vr->physical.path->len == 0) return LI_HANDLER_GO_ON; switch (li_stat_cache_get_dirlist(vr, vr->physical.path, &sce)) { case LI_HANDLER_GO_ON: break; case LI_HANDLER_WAIT_FOR_EVENT: return LI_HANDLER_WAIT_FOR_EVENT; default: return LI_HANDLER_ERROR; } dd = param; if (sce->data.failed) { /* stat failed */ int e = sce->data.err; li_stat_cache_entry_release(vr, sce); switch (e) { case ENOENT: case ENOTDIR: return LI_HANDLER_GO_ON; case EACCES: if (!li_vrequest_handle_direct(vr)) return LI_HANDLER_ERROR; vr->response.http_status = 403; return LI_HANDLER_GO_ON; default: VR_ERROR(vr, "stat('%s') failed: %s", sce->data.path->str, g_strerror(sce->data.err)); return LI_HANDLER_ERROR; } } else if (!S_ISDIR(sce->data.st.st_mode)) { li_stat_cache_entry_release(vr, sce); return LI_HANDLER_GO_ON; } else if (vr->request.uri.path->len == 0 || vr->request.uri.path->str[vr->request.uri.path->len-1] != '/') { li_stat_cache_entry_release(vr, sce); li_vrequest_redirect_directory(vr); return LI_HANDLER_GO_ON; } else { /* everything ok, we have the directory listing */ gboolean cachable; guint i, j; liStatCacheEntryData *sced; GString *mime_str, *encoded; GArray *directories, *files; gchar sizebuf[sizeof("999.9K")+1]; gchar datebuf[sizeof("2005-Jan-01 22:23:24")+1]; guint datebuflen; struct tm tm; gboolean hide; if (!li_vrequest_handle_direct(vr)) { li_stat_cache_entry_release(vr, sce); return LI_HANDLER_ERROR; } vr->response.http_status = 200; if (dd->debug) VR_DEBUG(vr, "dirlist for \"%s\", %u entries", sce->data.path->str, sce->dirlist->len); li_http_header_overwrite(vr->response.headers, CONST_STR_LEN("Content-Type"), GSTR_LEN(dd->content_type)); li_etag_set_header(vr, &sce->data.st, &cachable); if (cachable) { vr->response.http_status = 304; li_stat_cache_entry_release(vr, sce); return LI_HANDLER_GO_ON; } /* temporary string for encoded names */ encoded = g_string_sized_new(64-1); /* seperate directories from other files */ directories = g_array_sized_new(FALSE, FALSE, sizeof(guint), 16); files = g_array_sized_new(FALSE, FALSE, sizeof(guint), sce->dirlist->len); for (i = 0; i < sce->dirlist->len; i++) { sced = &g_array_index(sce->dirlist, liStatCacheEntryData, i); hide = FALSE; /* ingore entries where the stat() failed */ if (sced->failed) continue; if (dd->hide_dotfiles && sced->path->str[0] == '.') continue; if (dd->hide_tildefiles && sced->path->str[sced->path->len-1] == '~') continue; for (j = 0; j < dd->exclude_suffix->len; j++) { if (li_string_suffix(sced->path, GSTR_LEN((GString*)g_ptr_array_index(dd->exclude_suffix, j)))) { hide = TRUE; break; } } if (hide) continue; for (j = 0; j < dd->exclude_prefix->len; j++) { if (li_string_prefix(sced->path, GSTR_LEN((GString*)g_ptr_array_index(dd->exclude_prefix, j)))) { hide = TRUE; break; } } if (hide) continue; if (S_ISDIR(sced->st.st_mode)) { if (dd->hide_directories) continue; g_array_append_val(directories, i); } else { if ((dd->include_header || dd->hide_header) && g_str_equal(sced->path, "HEADER.txt")) { if (dd->hide_header) continue; } else if ((dd->include_readme || dd->hide_readme) && g_str_equal(sced->path, "README.txt")) { if (dd->hide_readme) continue; } g_array_append_val(files, i); } } listing = g_string_sized_new(4*1024-1); g_string_append_printf(listing, html_header_start, vr->request.uri.path->str); if (dd->css) { /* custom css */ g_string_append_len(listing, CONST_STR_LEN(" <link rel=\"stylesheet\" type=\"text/css\" href=\"")); g_string_append_len(listing, GSTR_LEN(dd->css)); g_string_append_len(listing, CONST_STR_LEN("\" />\n")); } else { /* default css */ g_string_append_len(listing, CONST_STR_LEN(html_css)); } g_string_append_len(listing, CONST_STR_LEN(html_header_end)); try_append_file(vr, &listing, "HEADER.txt", dd->encode_header); g_string_append_printf(listing, html_table_start, vr->request.uri.path->str); if (0 != strcmp("/", vr->request.uri.path->str)) { g_string_append_printf(listing, html_table_row, '0', "../", "Parent Directory", (gint64)0, "", (gint64)0, "-", "Directory"); } /* list directories */ if (!dd->hide_directories) { for (i = 0; i < directories->len; i++) { sced = &g_array_index(sce->dirlist, liStatCacheEntryData, g_array_index(directories, guint, i)); localtime_r(&(sced->st.st_mtime), &tm); datebuflen = strftime(datebuf, sizeof(datebuf), "%Y-%b-%d %H:%M:%S", &tm); datebuf[datebuflen] = '\0'; g_string_append_len(listing, CONST_STR_LEN(" <tr group=\"1\"><td><a href=\"")); li_string_encode(sced->path->str, encoded, LI_ENCODING_URI); g_string_append_len(listing, GSTR_LEN(encoded)); g_string_append_len(listing, CONST_STR_LEN("/\">")); li_string_encode(sced->path->str, encoded, LI_ENCODING_HTML); g_string_append_len(listing, GSTR_LEN(encoded)); g_string_append_len(listing, CONST_STR_LEN("</a></td><td class=\"modified\" val=\"")); li_string_append_int(listing, sced->st.st_mtime); g_string_append_len(listing, CONST_STR_LEN("\">")); g_string_append_len(listing, datebuf, datebuflen); g_string_append_len(listing, CONST_STR_LEN("</td>" "<td class=\"size\" val=\"0\">-</td>" "<td class=\"type\">Directory</td></tr>\n")); } } /*g_string_append_len(listing, CONST_STR_LEN("<tr><td colspan=\"4\"> </td></tr>\n"));*/ /* list files */ for (i = 0; i < files->len; i++) { sced = &g_array_index(sce->dirlist, liStatCacheEntryData, g_array_index(files, guint, i)); mime_str = li_mimetype_get(vr, sced->path); localtime_r(&(sced->st.st_mtime), &tm); datebuflen = strftime(datebuf, sizeof(datebuf), "%Y-%b-%d %H:%M:%S", &tm); datebuf[datebuflen] = '\0'; dirlist_format_size(sizebuf, sced->st.st_size); g_string_append_len(listing, CONST_STR_LEN(" <tr group=\"2\"><td><a href=\"")); li_string_encode(sced->path->str, encoded, LI_ENCODING_URI); g_string_append_len(listing, GSTR_LEN(encoded)); g_string_append_len(listing, CONST_STR_LEN("\">")); li_string_encode(sced->path->str, encoded, LI_ENCODING_HTML); g_string_append_len(listing, GSTR_LEN(encoded)); g_string_append_len(listing, CONST_STR_LEN( "</a></td>" "<td class=\"modified\" val=\"")); li_string_append_int(listing, sced->st.st_mtime); g_string_append_len(listing, CONST_STR_LEN("\">")); g_string_append_len(listing, datebuf, datebuflen); g_string_append_len(listing, CONST_STR_LEN("</td><td class=\"size\" val=\"")); li_string_append_int(listing, sced->st.st_size); g_string_append_len(listing, CONST_STR_LEN("\">")); g_string_append(listing, sizebuf); g_string_append_len(listing, CONST_STR_LEN("</td><td class=\"type\">")); if (mime_str) { g_string_append_len(listing, GSTR_LEN(mime_str)); } else { g_string_append_len(listing, CONST_STR_LEN("application/octet-stream")); } g_string_append_len(listing, CONST_STR_LEN("</td></tr>\n")); /* g_string_append_printf(listing, html_table_row, sced->path->str, sced->path->str, (gint64)sced->st.st_mtime, datebuf, sced->st.st_size, sizebuf, mime_str ? mime_str->str : "application/octet-stream"); */ } g_string_append_len(listing, CONST_STR_LEN(html_table_end)); try_append_file(vr, &listing, "README.txt", dd->encode_readme); if (dd->include_sort) { g_string_append_len(listing, CONST_STR_LEN(javascript_sort)); } g_string_append_printf(listing, html_footer, CORE_OPTIONPTR(LI_CORE_OPTION_SERVER_TAG).string->str); li_chunkqueue_append_string(vr->direct_out, listing); g_string_free(encoded, TRUE); g_array_free(directories, TRUE); g_array_free(files, TRUE); } li_stat_cache_entry_release(vr, sce); return LI_HANDLER_GO_ON; }
static liHandlerResult auth_basic(liVRequest *vr, gpointer param, gpointer *context) { liHttpHeader *hdr; gboolean auth_ok = FALSE; AuthBasicData *bdata = param; gboolean debug = _OPTION(vr, bdata->p, 0).boolean; UNUSED(context); if (li_vrequest_is_handled(vr)) { if (debug || CORE_OPTION(LI_CORE_OPTION_DEBUG_REQUEST_HANDLING).boolean) { VR_DEBUG(vr, "skipping auth.basic as request is already handled with current status %i", vr->response.http_status); } return LI_HANDLER_GO_ON; } /* check for Authorization header */ hdr = li_http_header_lookup(vr->request.headers, CONST_STR_LEN("Authorization")); if (!hdr || !g_str_has_prefix(LI_HEADER_VALUE(hdr), "Basic ")) { if (debug) { VR_DEBUG(vr, "requesting authorization from client for realm \"%s\"", bdata->realm->str); } } else { gchar *decoded, *username = NULL, *password; size_t len; /* auth_info contains username:password encoded in base64 */ if (NULL != (decoded = (gchar*)g_base64_decode(LI_HEADER_VALUE(hdr) + sizeof("Basic ") - 1, &len))) { /* bogus data? */ if (NULL != (password = strchr(decoded, ':'))) { *password = '******'; password++; username = decoded; } else { g_free(decoded); } } if (!username) { if (debug) { VR_DEBUG(vr, "couldn't parse authorization info from client for realm \"%s\"", bdata->realm->str); } } else { GString user = li_const_gstring(username, password - username - 1); GString pass = li_const_gstring(password, len - (password - username)); if (bdata->backend(vr, &user, &pass, bdata, debug)) { auth_ok = TRUE; li_environment_set(&vr->env, CONST_STR_LEN("REMOTE_USER"), username, password - username - 1); li_environment_set(&vr->env, CONST_STR_LEN("AUTH_TYPE"), CONST_STR_LEN("Basic")); } else { if (debug) { VR_DEBUG(vr, "wrong authorization info from client on realm \"%s\" (user: \"%s\")", bdata->realm->str, username); } } g_free(decoded); } } g_string_truncate(vr->wrk->tmp_str, 0); g_string_append_len(vr->wrk->tmp_str, CONST_STR_LEN("Basic realm=\"")); g_string_append_len(vr->wrk->tmp_str, GSTR_LEN(bdata->realm)); g_string_append_c(vr->wrk->tmp_str, '"'); /* generate header always */ if (!auth_ok) { li_http_header_overwrite(vr->response.headers, CONST_STR_LEN("WWW-Authenticate"), GSTR_LEN(vr->wrk->tmp_str)); /* we already checked for handled */ if (!li_vrequest_handle_direct(vr)) return LI_HANDLER_ERROR; vr->response.http_status = 401; return LI_HANDLER_GO_ON; } else { /* lets hope browser just ignore the header if status is not 401 * but this way it is easier to use a later "auth.deny;" */ li_http_header_overwrite(vr->response.headers, CONST_STR_LEN("WWW-Authenticate"), GSTR_LEN(vr->wrk->tmp_str)); } if (debug) { VR_DEBUG(vr, "client authorization successful for realm \"%s\"", bdata->realm->str); } return LI_HANDLER_GO_ON; }
static liHandlerResult mod_limit_action_handle(liVRequest *vr, gpointer param, gpointer *context) { gboolean limit_reached = FALSE; mod_limit_context *ctx = (mod_limit_context*) param; GPtrArray *arr = g_ptr_array_index(vr->plugin_ctx, ctx->plugin->id); gint cons; mod_limit_req_ip_data *rid; liSocketAddress *remote_addr = &vr->coninfo->remote_addr; gpointer addr; guint32 bits; UNUSED(context); if (li_vrequest_is_handled(vr)) { VR_DEBUG(vr, "%s", "mod_limit: already have a content handler - ignoring limits. Put limit.* before content handlers such as 'static', 'fastcgi' or 'proxy'"); return LI_HANDLER_GO_ON; } /* IPv4 or IPv6? */ switch (remote_addr->addr->plain.sa_family) { case AF_INET: addr = &remote_addr->addr->ipv4.sin_addr.s_addr; bits = 32; break; case AF_INET6: addr = &remote_addr->addr->ipv6.sin6_addr.s6_addr; bits = 128; break; default: if (ctx->type == ML_TYPE_CON_IP || ctx->type == ML_TYPE_REQ_IP) { VR_DEBUG(vr, "%s", "mod_limit only supports ipv4 or ipv6 clients"); return LI_HANDLER_ERROR; } addr = NULL; bits = 0; } if (!arr) { /* request is not in any context yet, create new array */ arr = g_ptr_array_sized_new(2); g_ptr_array_index(vr->plugin_ctx, ctx->plugin->id) = arr; } switch (ctx->type) { case ML_TYPE_CON: #ifdef GLIB_VERSION_2_30 /* since 2.30 g_atomic_int_add does the same as g_atomic_int_exchange_and_add, * before it didn't return the old value. this fixes the deprecation warning. */ if (g_atomic_int_add(&ctx->pool.con, 1) > ctx->limit) { g_atomic_int_add(&ctx->pool.con, -1); limit_reached = TRUE; VR_DEBUG(vr, "limit.con: limit reached (%d active connections)", ctx->limit); } #else if (g_atomic_int_exchange_and_add(&ctx->pool.con, 1) > ctx->limit) { g_atomic_int_add(&ctx->pool.con, -1); limit_reached = TRUE; VR_DEBUG(vr, "limit.con: limit reached (%d active connections)", ctx->limit); } #endif break; case ML_TYPE_CON_IP: g_mutex_lock(ctx->mutex); cons = GPOINTER_TO_INT(li_radixtree_lookup_exact(ctx->pool.con_ip, addr, bits)); if (cons < ctx->limit) { li_radixtree_insert(ctx->pool.con_ip, addr, bits, GINT_TO_POINTER(cons+1)); } else { limit_reached = TRUE; VR_DEBUG(vr, "limit.con_ip: limit reached (%d active connections)", ctx->limit); } g_mutex_unlock(ctx->mutex); break; case ML_TYPE_REQ: g_mutex_lock(ctx->mutex); if (li_cur_ts(vr->wrk) - ctx->pool.req.ts > 1.0) { /* reset pool */ ctx->pool.req.ts = li_cur_ts(vr->wrk); ctx->pool.req.num = 1; } else { ctx->pool.req.num++; if (ctx->pool.req.num > ctx->limit) { limit_reached = TRUE; VR_DEBUG(vr, "limit.req: limit reached (%d req/s)", ctx->limit); } } g_mutex_unlock(ctx->mutex); break; case ML_TYPE_REQ_IP: g_mutex_lock(ctx->mutex); rid = li_radixtree_lookup_exact(ctx->pool.req_ip, addr, bits); if (!rid) { /* IP not known */ rid = g_slice_new0(mod_limit_req_ip_data); rid->requests = 1; rid->ip = li_sockaddr_dup(*remote_addr); rid->ctx = ctx; rid->timeout_elem.data = rid; li_radixtree_insert(ctx->pool.req_ip, addr, bits, rid); li_waitqueue_push(&(((mod_limit_data*)ctx->plugin->data)->timeout_queues[vr->wrk->ndx]), &rid->timeout_elem); } else if (rid->requests < ctx->limit) { rid->requests++; } else { limit_reached = TRUE; VR_DEBUG(vr, "limit.req_ip: limit reached (%d req/s)", ctx->limit); } g_mutex_unlock(ctx->mutex); break; } if (limit_reached) { /* limit reached, we either execute the defined action or return a 503 error page */ if (ctx->action_limit_reached) { /* execute action */ li_action_enter(vr, ctx->action_limit_reached); } else { /* return 503 error page */ if (!li_vrequest_handle_direct(vr)) { return LI_HANDLER_ERROR; } vr->response.http_status = 503; } } else { g_ptr_array_add(arr, ctx); g_atomic_int_inc(&ctx->refcount); } return LI_HANDLER_GO_ON; }
static int lua_vrequest_attr_read_is_handled(liVRequest *vr, lua_State *L) { lua_pushboolean(L, li_vrequest_is_handled(vr)); return 1; }
static liHandlerResult flv(liVRequest *vr, gpointer param, gpointer *context) { gchar *start; guint len; goffset pos; liHandlerResult res; gboolean cachable; struct stat st; int err; int fd = -1; UNUSED(context); UNUSED(param); if (li_vrequest_is_handled(vr)) return LI_HANDLER_GO_ON; res = li_stat_cache_get(vr, vr->physical.path, &st, &err, &fd); if (res == LI_HANDLER_WAIT_FOR_EVENT) return res; if (res == LI_HANDLER_ERROR) { /* open or fstat failed */ if (fd != -1) close(fd); if (!li_vrequest_handle_direct(vr)) return LI_HANDLER_ERROR; switch (err) { case ENOENT: case ENOTDIR: vr->response.http_status = 404; return LI_HANDLER_GO_ON; case EACCES: vr->response.http_status = 403; return LI_HANDLER_GO_ON; default: VR_ERROR(vr, "stat() or open() for '%s' failed: %s", vr->physical.path->str, g_strerror(err)); return LI_HANDLER_ERROR; } } else if (S_ISDIR(st.st_mode)) { if (fd != -1) close(fd); return LI_HANDLER_GO_ON; } else if (!S_ISREG(st.st_mode)) { if (fd != -1) close(fd); if (!li_vrequest_handle_direct(vr)) return LI_HANDLER_ERROR; vr->response.http_status = 403; } else { liChunkFile *cf; #ifdef FD_CLOEXEC fcntl(fd, F_SETFD, FD_CLOEXEC); #endif if (!li_vrequest_handle_direct(vr)) { close(fd); return LI_HANDLER_ERROR; } if (li_querystring_find(vr->request.uri.query, CONST_STR_LEN("start"), &start, &len)) { guint i; pos = 0; for (i = 0; i < len; i++) { if (start[i] >= '0' && start[i] <= '9') { pos *= 10; pos += start[i] - '0'; } } } else { pos = 0; } li_etag_set_header(vr, &st, &cachable); if (cachable) { vr->response.http_status = 304; close(fd); return LI_HANDLER_GO_ON; } vr->response.http_status = 200; li_http_header_overwrite(vr->response.headers, CONST_STR_LEN("Content-Type"), CONST_STR_LEN("video/x-flv")); if (pos < 0 || pos > st.st_size) pos = 0; if (pos != 0) li_chunkqueue_append_mem(vr->direct_out, CONST_STR_LEN("FLV\x1\x1\0\0\0\x9\0\0\0\x9")); cf = li_chunkfile_new(NULL, fd, FALSE); li_chunkqueue_append_chunkfile(vr->direct_out, cf, pos, st.st_size - pos); li_chunkfile_release(cf); } return LI_HANDLER_GO_ON; }