Adding upstream version 2.4.56.upstream/2.4.56

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 527 insertions, 0 deletions

diff --git a/test/modules/http2/mod_h2test/mod_h2test.c b/test/modules/http2/mod_h2test/mod_h2test.c
new file mode 100644
index 0000000..b5ee8ad
--- /dev/null
+++ b/test/modules/http2/mod_h2test/mod_h2test.c
@@ -0,0 +1,527 @@
+/* Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <apr_optional.h>
+#include <apr_optional_hooks.h>
+#include <apr_strings.h>
+#include <apr_cstr.h>
+#include <apr_time.h>
+#include <apr_want.h>
+
+#include <httpd.h>
+#include <http_protocol.h>
+#include <http_request.h>
+#include <http_log.h>
+
+#include "mod_h2test.h"
+
+static void h2test_hooks(apr_pool_t *pool);
+
+AP_DECLARE_MODULE(h2test) = {
+    STANDARD20_MODULE_STUFF,
+    NULL, /* func to create per dir config */
+    NULL,  /* func to merge per dir config */
+    NULL, /* func to create per server config */
+    NULL,  /* func to merge per server config */
+    NULL,              /* command handlers */
+    h2test_hooks,
+#if defined(AP_MODULE_FLAG_NONE)
+    AP_MODULE_FLAG_ALWAYS_MERGE
+#endif
+};
+
+#define SECS_PER_HOUR      (60*60)
+#define SECS_PER_DAY       (24*SECS_PER_HOUR)
+
+static apr_status_t duration_parse(apr_interval_time_t *ptimeout, const char *value,
+                                   const char *def_unit)
+{
+    char *endp;
+    apr_int64_t n;
+
+    n = apr_strtoi64(value, &endp, 10);
+    if (errno) {
+        return errno;
+    }
+    if (!endp || !*endp) {
+        if (!def_unit) def_unit = "s";
+    }
+    else if (endp == value) {
+        return APR_EINVAL;
+    }
+    else {
+        def_unit = endp;
+    }
+
+    switch (*def_unit) {
+    case 'D':
+    case 'd':
+        *ptimeout = apr_time_from_sec(n * SECS_PER_DAY);
+        break;
+    case 's':
+    case 'S':
+        *ptimeout = (apr_interval_time_t) apr_time_from_sec(n);
+        break;
+    case 'h':
+    case 'H':
+        /* Time is in hours */
+        *ptimeout = (apr_interval_time_t) apr_time_from_sec(n * SECS_PER_HOUR);
+        break;
+    case 'm':
+    case 'M':
+        switch (*(++def_unit)) {
+        /* Time is in milliseconds */
+        case 's':
+        case 'S':
+            *ptimeout = (apr_interval_time_t) n * 1000;
+            break;
+        /* Time is in minutes */
+        case 'i':
+        case 'I':
+            *ptimeout = (apr_interval_time_t) apr_time_from_sec(n * 60);
+            break;
+        default:
+            return APR_EGENERAL;
+        }
+        break;
+    default:
+        return APR_EGENERAL;
+    }
+    return APR_SUCCESS;
+}
+
+static int h2test_post_config(apr_pool_t *p, apr_pool_t *plog,
+                              apr_pool_t *ptemp, server_rec *s)
+{
+    void *data = NULL;
+    const char *mod_h2_init_key = "mod_h2test_init_counter";
+    
+    (void)plog;(void)ptemp;
+
+    apr_pool_userdata_get(&data, mod_h2_init_key, s->process->pool);
+    if ( data == NULL ) {
+        /* dry run */
+        apr_pool_userdata_set((const void *)1, mod_h2_init_key,
+                              apr_pool_cleanup_null, s->process->pool);
+        return APR_SUCCESS;
+    }
+    
+    
+    return APR_SUCCESS;
+}
+
+static void h2test_child_init(apr_pool_t *pool, server_rec *s)
+{
+    (void)pool;
+    (void)s;
+}
+
+static int h2test_echo_handler(request_rec *r)
+{
+    conn_rec *c = r->connection;
+    apr_bucket_brigade *bb;
+    apr_bucket *b;
+    apr_status_t rv;
+    char buffer[8192];
+    const char *ct;
+    long l;
+    
+    if (strcmp(r->handler, "h2test-echo")) {
+        return DECLINED;
+    }
+    if (r->method_number != M_GET && r->method_number != M_POST) {
+        return DECLINED;
+    }
+
+    ap_log_rerror(APLOG_MARK, APLOG_TRACE1, 0, r, "echo_handler: processing request");
+    r->status = 200;
+    r->clength = -1;
+    r->chunked = 1;
+    apr_table_unset(r->headers_out, "Content-Length");
+    /* Discourage content-encodings */
+    apr_table_unset(r->headers_out, "Content-Encoding");
+    apr_table_setn(r->subprocess_env, "no-brotli", "1");
+    apr_table_setn(r->subprocess_env, "no-gzip", "1");
+
+    ct = apr_table_get(r->headers_in, "content-type");
+    ap_set_content_type(r, ct? ct : "application/octet-stream");
+
+    bb = apr_brigade_create(r->pool, c->bucket_alloc);
+    /* copy any request body into the response */
+    if ((rv = ap_setup_client_block(r, REQUEST_CHUNKED_DECHUNK))) goto cleanup;
+    if (ap_should_client_block(r)) {
+        while (0 < (l = ap_get_client_block(r, &buffer[0], sizeof(buffer)))) {
+            ap_log_rerror(APLOG_MARK, APLOG_TRACE1, 0, r,
+                          "echo_handler: copying %ld bytes from request body", l);
+            rv = apr_brigade_write(bb, NULL, NULL, buffer, l);
+            if (APR_SUCCESS != rv) goto cleanup;
+            rv = ap_pass_brigade(r->output_filters, bb);
+            if (APR_SUCCESS != rv) goto cleanup;
+            ap_log_rerror(APLOG_MARK, APLOG_TRACE1, 0, r,
+                          "echo_handler: passed %ld bytes from request body", l);
+        }
+    }
+    /* we are done */
+    b = apr_bucket_eos_create(c->bucket_alloc);
+    APR_BRIGADE_INSERT_TAIL(bb, b);
+    ap_log_rerror(APLOG_MARK, APLOG_TRACE1, 0, r, "echo_handler: request read");
+
+    if (r->trailers_in && !apr_is_empty_table(r->trailers_in)) {
+        ap_log_rerror(APLOG_MARK, APLOG_TRACE2, 0, r,
+                      "echo_handler: seeing incoming trailers");
+        apr_table_setn(r->trailers_out, "h2test-trailers-in", 
+                       apr_itoa(r->pool, 1));
+    }
+    
+    rv = ap_pass_brigade(r->output_filters, bb);
+    
+cleanup:
+    if (rv == APR_SUCCESS
+        || r->status != HTTP_OK
+        || c->aborted) {
+        ap_log_rerror(APLOG_MARK, APLOG_TRACE1, rv, r, "echo_handler: request handled");
+        return OK;
+    }
+    else {
+        /* no way to know what type of error occurred */
+        ap_log_rerror(APLOG_MARK, APLOG_TRACE1, rv, r, "h2test_echo_handler failed");
+        return AP_FILTER_ERROR;
+    }
+    return DECLINED;
+}
+
+static int h2test_delay_handler(request_rec *r)
+{
+    conn_rec *c = r->connection;
+    apr_bucket_brigade *bb;
+    apr_bucket *b;
+    apr_status_t rv;
+    char buffer[8192];
+    int i, chunks = 3;
+    long l;
+    apr_time_t delay = 0;
+
+    if (strcmp(r->handler, "h2test-delay")) {
+        return DECLINED;
+    }
+    if (r->method_number != M_GET && r->method_number != M_POST) {
+        return DECLINED;
+    }
+
+    if (r->args) {
+        rv = duration_parse(&delay, r->args, "s");
+        if (APR_SUCCESS != rv) {
+            ap_die(HTTP_BAD_REQUEST, r);
+            return OK;
+        }
+    }
+
+    ap_log_rerror(APLOG_MARK, APLOG_TRACE1, 0, r, "delay_handler: processing request, %ds delay",
+                  (int)apr_time_sec(delay));
+    r->status = 200;
+    r->clength = -1;
+    r->chunked = 1;
+    apr_table_unset(r->headers_out, "Content-Length");
+    /* Discourage content-encodings */
+    apr_table_unset(r->headers_out, "Content-Encoding");
+    apr_table_setn(r->subprocess_env, "no-brotli", "1");
+    apr_table_setn(r->subprocess_env, "no-gzip", "1");
+
+    ap_set_content_type(r, "application/octet-stream");
+
+    bb = apr_brigade_create(r->pool, c->bucket_alloc);
+    /* copy any request body into the response */
+    if ((rv = ap_setup_client_block(r, REQUEST_CHUNKED_DECHUNK))) goto cleanup;
+    if (ap_should_client_block(r)) {
+        do {
+            l = ap_get_client_block(r, &buffer[0], sizeof(buffer));
+            if (l > 0) {
+                ap_log_rerror(APLOG_MARK, APLOG_TRACE1, 0, r,
+                              "delay_handler: reading %ld bytes from request body", l);
+            }
+        } while (l > 0);
+        if (l < 0) {
+            return AP_FILTER_ERROR;
+        }
+    }
+
+    memset(buffer, 0, sizeof(buffer));
+    l = sizeof(buffer);
+    for (i = 0; i < chunks; ++i) {
+        rv = apr_brigade_write(bb, NULL, NULL, buffer, l);
+        if (APR_SUCCESS != rv) goto cleanup;
+        rv = ap_pass_brigade(r->output_filters, bb);
+        if (APR_SUCCESS != rv) goto cleanup;
+        ap_log_rerror(APLOG_MARK, APLOG_TRACE1, 0, r,
+                      "delay_handler: passed %ld bytes as response body", l);
+        if (delay) {
+            apr_sleep(delay);
+        }
+    }
+    /* we are done */
+    b = apr_bucket_eos_create(c->bucket_alloc);
+    APR_BRIGADE_INSERT_TAIL(bb, b);
+    rv = ap_pass_brigade(r->output_filters, bb);
+    apr_brigade_cleanup(bb);
+    ap_log_rerror(APLOG_MARK, APLOG_TRACE1, rv, r, "delay_handler: response passed");
+
+cleanup:
+    ap_log_rerror(APLOG_MARK, APLOG_TRACE1, rv, r,
+                  "delay_handler: request cleanup, r->status=%d, aborte=%d",
+                  r->status, c->aborted);
+    if (rv == APR_SUCCESS
+        || r->status != HTTP_OK
+        || c->aborted) {
+        return OK;
+    }
+    return AP_FILTER_ERROR;
+}
+
+static int h2test_trailer_handler(request_rec *r)
+{
+    conn_rec *c = r->connection;
+    apr_bucket_brigade *bb;
+    apr_bucket *b;
+    apr_status_t rv;
+    char buffer[8192];
+    long l;
+    int body_len = 0;
+
+    if (strcmp(r->handler, "h2test-trailer")) {
+        return DECLINED;
+    }
+    if (r->method_number != M_GET && r->method_number != M_POST) {
+        return DECLINED;
+    }
+
+    if (r->args) {
+        body_len = (int)apr_atoi64(r->args);
+        if (body_len < 0) body_len = 0;
+    }
+
+    ap_log_rerror(APLOG_MARK, APLOG_TRACE1, 0, r, "trailer_handler: processing request, %d body length",
+                  body_len);
+    r->status = 200;
+    r->clength = body_len;
+    ap_set_content_length(r, body_len);
+
+    ap_set_content_type(r, "application/octet-stream");
+    apr_table_mergen(r->headers_out, "Trailer", "trailer-content-length");
+    apr_table_set(r->trailers_out, "trailer-content-length",
+                  apr_psprintf(r->pool, "%d", body_len));
+
+    bb = apr_brigade_create(r->pool, c->bucket_alloc);
+    memset(buffer, 0, sizeof(buffer));
+    while (body_len > 0) {
+        l = (sizeof(buffer) > body_len)? body_len : sizeof(buffer);
+        body_len -= l;
+        rv = apr_brigade_write(bb, NULL, NULL, buffer, l);
+        if (APR_SUCCESS != rv) goto cleanup;
+        rv = ap_pass_brigade(r->output_filters, bb);
+        if (APR_SUCCESS != rv) goto cleanup;
+        ap_log_rerror(APLOG_MARK, APLOG_TRACE1, 0, r,
+                      "trailer_handler: passed %ld bytes as response body", l);
+    }
+    /* we are done */
+    b = apr_bucket_eos_create(c->bucket_alloc);
+    APR_BRIGADE_INSERT_TAIL(bb, b);
+    rv = ap_pass_brigade(r->output_filters, bb);
+    apr_brigade_cleanup(bb);
+    ap_log_rerror(APLOG_MARK, APLOG_TRACE1, rv, r, "trailer_handler: response passed");
+
+cleanup:
+    ap_log_rerror(APLOG_MARK, APLOG_TRACE1, rv, r,
+                  "trailer_handler: request cleanup, r->status=%d, aborte=%d",
+                  r->status, c->aborted);
+    if (rv == APR_SUCCESS
+        || r->status != HTTP_OK
+        || c->aborted) {
+        return OK;
+    }
+    return AP_FILTER_ERROR;
+}
+
+static int status_from_str(const char *s, apr_status_t *pstatus)
+{
+    if (!strcmp("timeout", s)) {
+        *pstatus = APR_TIMEUP;
+        return 1;
+    }
+    else if (!strcmp("reset", s)) {
+        *pstatus = APR_ECONNRESET;
+        return 1;
+    }
+    return 0;
+}
+
+static int h2test_error_handler(request_rec *r)
+{
+    conn_rec *c = r->connection;
+    apr_bucket_brigade *bb;
+    apr_bucket *b;
+    apr_status_t rv;
+    char buffer[8192];
+    int i, chunks = 3, error_bucket = 1;
+    long l;
+    apr_time_t delay = 0, body_delay = 0;
+    apr_array_header_t *args = NULL;
+    int http_status = 200;
+    apr_status_t error = APR_SUCCESS, body_error = APR_SUCCESS;
+
+    if (strcmp(r->handler, "h2test-error")) {
+        return DECLINED;
+    }
+    if (r->method_number != M_GET && r->method_number != M_POST) {
+        return DECLINED;
+    }
+
+    if (r->args) {
+        args = apr_cstr_split(r->args, "&", 1, r->pool);
+        for (i = 0; i < args->nelts; ++i) {
+            char *s, *val, *arg = APR_ARRAY_IDX(args, i, char*);
+            s = strchr(arg, '=');
+            if (s) {
+                *s = '\0';
+                val = s + 1;
+                if (!strcmp("status", arg)) {
+                    http_status = (int)apr_atoi64(val);
+                    if (val > 0) {
+                        continue;
+                    }
+                }
+                else if (!strcmp("error", arg)) {
+                    if (status_from_str(val, &error)) {
+                        continue;
+                    }
+                }
+                else if (!strcmp("error_bucket", arg)) {
+                    error_bucket = (int)apr_atoi64(val);
+                    if (val >= 0) {
+                        continue;
+                    }
+                }
+                else if (!strcmp("body_error", arg)) {
+                    if (status_from_str(val, &body_error)) {
+                        continue;
+                    }
+                }
+                else if (!strcmp("delay", arg)) {
+                    rv = duration_parse(&delay, r->args, "s");
+                    if (APR_SUCCESS == rv) {
+                        continue;
+                    }
+                }
+                else if (!strcmp("body_delay", arg)) {
+                    rv = duration_parse(&body_delay, r->args, "s");
+                    if (APR_SUCCESS == rv) {
+                        continue;
+                    }
+                }
+            }
+            ap_die(HTTP_BAD_REQUEST, r);
+            return OK;
+        }
+    }
+
+    ap_log_rerror(APLOG_MARK, APLOG_TRACE1, 0, r, "error_handler: processing request, %s",
+                  r->args? r->args : "(no args)");
+    r->status = http_status;
+    r->clength = -1;
+    r->chunked = 1;
+    apr_table_unset(r->headers_out, "Content-Length");
+    /* Discourage content-encodings */
+    apr_table_unset(r->headers_out, "Content-Encoding");
+    apr_table_setn(r->subprocess_env, "no-brotli", "1");
+    apr_table_setn(r->subprocess_env, "no-gzip", "1");
+
+    ap_set_content_type(r, "application/octet-stream");
+    bb = apr_brigade_create(r->pool, c->bucket_alloc);
+
+    if (delay) {
+        apr_sleep(delay);
+    }
+    if (error != APR_SUCCESS) {
+        return ap_map_http_request_error(error, HTTP_BAD_REQUEST);
+    }
+    /* flush response */
+    b = apr_bucket_flush_create(c->bucket_alloc);
+    APR_BRIGADE_INSERT_TAIL(bb, b);
+    rv = ap_pass_brigade(r->output_filters, bb);
+    if (APR_SUCCESS != rv) goto cleanup;
+
+    memset(buffer, 'X', sizeof(buffer));
+    l = sizeof(buffer);
+    for (i = 0; i < chunks; ++i) {
+        if (body_delay) {
+            apr_sleep(body_delay);
+        }
+        rv = apr_brigade_write(bb, NULL, NULL, buffer, l);
+        if (APR_SUCCESS != rv) goto cleanup;
+        rv = ap_pass_brigade(r->output_filters, bb);
+        if (APR_SUCCESS != rv) goto cleanup;
+        ap_log_rerror(APLOG_MARK, APLOG_TRACE1, 0, r,
+                      "error_handler: passed %ld bytes as response body", l);
+        if (body_error != APR_SUCCESS) {
+            rv = body_error;
+            goto cleanup;
+        }
+    }
+    /* we are done */
+    b = apr_bucket_eos_create(c->bucket_alloc);
+    APR_BRIGADE_INSERT_TAIL(bb, b);
+    rv = ap_pass_brigade(r->output_filters, bb);
+    apr_brigade_cleanup(bb);
+    ap_log_rerror(APLOG_MARK, APLOG_TRACE1, rv, r, "error_handler: response passed");
+
+cleanup:
+    ap_log_rerror(APLOG_MARK, APLOG_TRACE1, rv, r,
+                  "error_handler: request cleanup, r->status=%d, aborted=%d",
+                  r->status, c->aborted);
+    if (rv == APR_SUCCESS) {
+        return OK;
+    }
+    if (error_bucket) {
+        http_status = ap_map_http_request_error(rv, HTTP_BAD_REQUEST);
+        b = ap_bucket_error_create(http_status, NULL, r->pool, c->bucket_alloc);
+        APR_BRIGADE_INSERT_TAIL(bb, b);
+        ap_pass_brigade(r->output_filters, bb);
+    }
+    return AP_FILTER_ERROR;
+}
+
+/* Install this module into the apache2 infrastructure.
+ */
+static void h2test_hooks(apr_pool_t *pool)
+{
+    static const char *const mod_h2[] = { "mod_h2.c", NULL};
+    
+    ap_log_perror(APLOG_MARK, APLOG_TRACE1, 0, pool, "installing hooks and handlers");
+    
+    /* Run once after configuration is set, but before mpm children initialize.
+     */
+    ap_hook_post_config(h2test_post_config, mod_h2, NULL, APR_HOOK_MIDDLE);
+    
+    /* Run once after a child process has been created.
+     */
+    ap_hook_child_init(h2test_child_init, NULL, NULL, APR_HOOK_MIDDLE);
+
+    /* test h2 handlers */
+    ap_hook_handler(h2test_echo_handler, NULL, NULL, APR_HOOK_MIDDLE);
+    ap_hook_handler(h2test_delay_handler, NULL, NULL, APR_HOOK_MIDDLE);
+    ap_hook_handler(h2test_trailer_handler, NULL, NULL, APR_HOOK_MIDDLE);
+    ap_hook_handler(h2test_error_handler, NULL, NULL, APR_HOOK_MIDDLE);
+}
+