129 lines
4.4 KiB
C
129 lines
4.4 KiB
C
/* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership.
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* The ASF licenses this file to You under the Apache License, Version 2.0
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* (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <apr_optional.h>
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#include <apr_optional_hooks.h>
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#include <apr_strings.h>
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#include <apr_cstr.h>
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#include <apr_time.h>
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#include <apr_want.h>
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#include <httpd.h>
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#include <http_protocol.h>
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#include <http_request.h>
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#include <http_log.h>
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static void h1test_hooks(apr_pool_t *pool);
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AP_DECLARE_MODULE(h1test) = {
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STANDARD20_MODULE_STUFF,
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NULL, /* func to create per dir config */
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NULL, /* func to merge per dir config */
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NULL, /* func to create per server config */
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NULL, /* func to merge per server config */
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NULL, /* command handlers */
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h1test_hooks,
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#if defined(AP_MODULE_FLAG_NONE)
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AP_MODULE_FLAG_ALWAYS_MERGE
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#endif
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};
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static int h1test_echo_handler(request_rec *r)
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{
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conn_rec *c = r->connection;
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apr_bucket_brigade *bb;
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apr_bucket *b;
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apr_status_t rv;
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char buffer[8192];
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const char *ct;
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long l;
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if (strcmp(r->handler, "h1test-echo")) {
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return DECLINED;
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}
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if (r->method_number != M_GET && r->method_number != M_POST) {
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return DECLINED;
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}
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ap_log_rerror(APLOG_MARK, APLOG_TRACE1, 0, r, "echo_handler: processing request");
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r->status = 200;
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r->clength = -1;
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r->chunked = 1;
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ct = apr_table_get(r->headers_in, "content-type");
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ap_set_content_type(r, ct? ct : "application/octet-stream");
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bb = apr_brigade_create(r->pool, c->bucket_alloc);
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/* copy any request body into the response */
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if ((rv = ap_setup_client_block(r, REQUEST_CHUNKED_DECHUNK))) goto cleanup;
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if (ap_should_client_block(r)) {
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while (0 < (l = ap_get_client_block(r, &buffer[0], sizeof(buffer)))) {
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ap_log_rerror(APLOG_MARK, APLOG_TRACE1, 0, r,
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"echo_handler: copying %ld bytes from request body", l);
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rv = apr_brigade_write(bb, NULL, NULL, buffer, l);
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if (APR_SUCCESS != rv) goto cleanup;
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rv = ap_pass_brigade(r->output_filters, bb);
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if (APR_SUCCESS != rv) goto cleanup;
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ap_log_rerror(APLOG_MARK, APLOG_TRACE1, 0, r,
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"echo_handler: passed %ld bytes from request body", l);
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}
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}
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/* we are done */
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b = apr_bucket_eos_create(c->bucket_alloc);
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APR_BRIGADE_INSERT_TAIL(bb, b);
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ap_log_rerror(APLOG_MARK, APLOG_TRACE1, 0, r, "echo_handler: request read");
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if (r->trailers_in && !apr_is_empty_table(r->trailers_in)) {
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ap_log_rerror(APLOG_MARK, APLOG_TRACE2, 0, r,
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"echo_handler: seeing incoming trailers");
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apr_table_setn(r->trailers_out, "h1test-trailers-in",
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apr_itoa(r->pool, 1));
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}
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if (apr_table_get(r->headers_in, "Add-Trailer")) {
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ap_log_rerror(APLOG_MARK, APLOG_TRACE2, 0, r,
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"echo_handler: seeing incoming Add-Trailer header");
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apr_table_setn(r->trailers_out, "h1test-add-trailer",
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apr_table_get(r->headers_in, "Add-Trailer"));
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}
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rv = ap_pass_brigade(r->output_filters, bb);
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cleanup:
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if (rv == APR_SUCCESS
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|| r->status != HTTP_OK
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|| c->aborted) {
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ap_log_rerror(APLOG_MARK, APLOG_TRACE1, rv, r, "echo_handler: request handled");
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return OK;
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}
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else {
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/* no way to know what type of error occurred */
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ap_log_rerror(APLOG_MARK, APLOG_TRACE1, rv, r, "h1test_echo_handler failed");
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return AP_FILTER_ERROR;
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}
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return DECLINED;
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}
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/* Install this module into the apache2 infrastructure.
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*/
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static void h1test_hooks(apr_pool_t *pool)
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{
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ap_log_perror(APLOG_MARK, APLOG_TRACE1, 0, pool, "installing hooks and handlers");
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/* test h1 handlers */
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ap_hook_handler(h1test_echo_handler, NULL, NULL, APR_HOOK_MIDDLE);
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}
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