diff options
Diffstat (limited to 'debian/vendor-h2o/lib/handler/reproxy.c')
-rw-r--r-- | debian/vendor-h2o/lib/handler/reproxy.c | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/debian/vendor-h2o/lib/handler/reproxy.c b/debian/vendor-h2o/lib/handler/reproxy.c new file mode 100644 index 0000000..369386d --- /dev/null +++ b/debian/vendor-h2o/lib/handler/reproxy.c @@ -0,0 +1,66 @@ +/* + * Copyright (c) 2014,2015 DeNA Co., Ltd., Kazuho Oku, Daisuke Maki + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to + * deal in the Software without restriction, including without limitation the + * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or + * sell copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS + * IN THE SOFTWARE. + */ +#include "h2o.h" + +static void on_send(h2o_ostream_t *self, h2o_req_t *req, h2o_iovec_t *inbufs, size_t inbufcnt, h2o_send_state_t state) +{ + /* nothing to do */ +} + +static void on_setup_ostream(h2o_filter_t *self, h2o_req_t *req, h2o_ostream_t **slot) +{ + h2o_iovec_t dest, method; + ssize_t xru_index; + + /* obtain x-reproxy-url header, or skip to next ostream */ + if ((xru_index = h2o_find_header(&req->res.headers, H2O_TOKEN_X_REPROXY_URL, -1)) == -1) { + h2o_setup_next_ostream(req, slot); + return; + } + dest = req->res.headers.entries[xru_index].value; + h2o_delete_header(&req->res.headers, xru_index); + + /* setup params */ + switch (req->res.status) { + case 307: + case 308: + method = req->method; + break; + default: + method = h2o_iovec_init(H2O_STRLIT("GET")); + req->entity = (h2o_iovec_t){NULL}; + break; + } + + /* request internal redirect (is deferred) */ + h2o_send_redirect_internal(req, method, dest.base, dest.len, 0); + + /* setup filter (that swallows the response until the timeout gets fired) */ + h2o_ostream_t *ostream = h2o_add_ostream(req, sizeof(*ostream), slot); + ostream->do_send = on_send; +} + +void h2o_reproxy_register(h2o_pathconf_t *pathconf) +{ + h2o_filter_t *self = h2o_create_filter(pathconf, sizeof(*self)); + self->on_setup_ostream = on_setup_ostream; +} |