| /* ==================================================================== |
| * 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 <stdlib.h> |
| |
| #include <apr.h> |
| #include <apr_uri.h> |
| #include <apr_strings.h> |
| #include <apr_atomic.h> |
| #include <apr_base64.h> |
| #include <apr_getopt.h> |
| #include <apr_version.h> |
| |
| #include "serf.h" |
| |
| typedef struct { |
| int count; |
| int using_ssl; |
| serf_ssl_context_t *ssl_ctx; |
| serf_bucket_alloc_t *bkt_alloc; |
| } app_baton_t; |
| |
| typedef struct { |
| #if APR_MAJOR_VERSION > 0 |
| apr_uint32_t requests_outstanding; |
| #else |
| apr_atomic_t requests_outstanding; |
| #endif |
| int print_headers; |
| |
| serf_response_acceptor_t acceptor; |
| app_baton_t *acceptor_baton; |
| |
| serf_response_handler_t handler; |
| |
| const char *host; |
| const char *method; |
| const char *path; |
| const char *req_body_path; |
| const char *authn; |
| } handler_baton_t; |
| |
| /* Kludges for APR 0.9 support. */ |
| #if APR_MAJOR_VERSION == 0 |
| #define apr_atomic_inc32 apr_atomic_inc |
| #define apr_atomic_dec32 apr_atomic_dec |
| #define apr_atomic_read32 apr_atomic_read |
| #endif |
| |
| static void closed_connection(serf_connection_t *conn, |
| void *closed_baton, |
| apr_status_t why, |
| apr_pool_t *pool) |
| { |
| if (why) { |
| abort(); |
| } |
| } |
| |
| static apr_status_t ignore_all_cert_errors(void *data, int failures, |
| const serf_ssl_certificate_t *cert) |
| { |
| /* In a real application, you would normally would not want to do this */ |
| return APR_SUCCESS; |
| } |
| |
| static apr_status_t conn_setup(apr_socket_t *skt, |
| serf_bucket_t **input_bkt, |
| serf_bucket_t **output_bkt, |
| void *setup_baton, |
| apr_pool_t *pool) |
| { |
| serf_bucket_t *c; |
| app_baton_t *ctx = setup_baton; |
| |
| c = serf_bucket_socket_create(skt, ctx->bkt_alloc); |
| if (ctx->using_ssl) { |
| c = serf_bucket_ssl_decrypt_create(c, ctx->ssl_ctx, ctx->bkt_alloc); |
| if (!ctx->ssl_ctx) { |
| ctx->ssl_ctx = serf_bucket_ssl_decrypt_context_get(c); |
| } |
| serf_ssl_server_cert_callback_set(ctx->ssl_ctx, ignore_all_cert_errors, NULL); |
| |
| *output_bkt = serf_bucket_ssl_encrypt_create(*output_bkt, ctx->ssl_ctx, |
| ctx->bkt_alloc); |
| } |
| |
| *input_bkt = c; |
| |
| return APR_SUCCESS; |
| } |
| |
| static serf_bucket_t* accept_response(serf_request_t *request, |
| serf_bucket_t *stream, |
| void *acceptor_baton, |
| apr_pool_t *pool) |
| { |
| serf_bucket_t *c; |
| serf_bucket_alloc_t *bkt_alloc; |
| |
| /* get the per-request bucket allocator */ |
| bkt_alloc = serf_request_get_alloc(request); |
| |
| /* Create a barrier so the response doesn't eat us! */ |
| c = serf_bucket_barrier_create(stream, bkt_alloc); |
| |
| return serf_bucket_response_create(c, bkt_alloc); |
| } |
| |
| static serf_bucket_t* accept_bwtp(serf_request_t *request, |
| serf_bucket_t *stream, |
| void *acceptor_baton, |
| apr_pool_t *pool) |
| { |
| serf_bucket_t *c; |
| app_baton_t *app_ctx = acceptor_baton; |
| |
| /* Create a barrier so the response doesn't eat us! */ |
| c = serf_bucket_barrier_create(stream, app_ctx->bkt_alloc); |
| |
| return serf_bucket_bwtp_incoming_frame_create(c, app_ctx->bkt_alloc); |
| } |
| |
| /* fwd declare */ |
| static apr_status_t handle_bwtp_upgrade(serf_request_t *request, |
| serf_bucket_t *response, |
| void *handler_baton, |
| apr_pool_t *pool); |
| |
| static apr_status_t setup_request(serf_request_t *request, |
| void *setup_baton, |
| serf_bucket_t **req_bkt, |
| serf_response_acceptor_t *acceptor, |
| void **acceptor_baton, |
| serf_response_handler_t *handler, |
| void **handler_baton, |
| apr_pool_t *pool) |
| { |
| handler_baton_t *ctx = setup_baton; |
| serf_bucket_t *hdrs_bkt; |
| |
| if (ctx->req_body_path) { |
| apr_file_t *file; |
| apr_status_t status; |
| |
| status = apr_file_open(&file, ctx->req_body_path, APR_READ, |
| APR_OS_DEFAULT, pool); |
| |
| if (status) { |
| printf("Error opening file (%s)\n", ctx->req_body_path); |
| return status; |
| } |
| /* |
| body_bkt = serf_bucket_file_create(file, |
| serf_request_get_alloc(request)); |
| */ |
| } |
| else { |
| /* body_bkt = NULL;*/ |
| } |
| |
| /* |
| *req_bkt = serf_bucket_bwtp_message_create(0, body_bkt, |
| serf_request_get_alloc(request)); |
| */ |
| |
| *req_bkt = serf_bucket_bwtp_header_create(0, "MESSAGE", |
| serf_request_get_alloc(request)); |
| |
| hdrs_bkt = serf_bucket_bwtp_frame_get_headers(*req_bkt); |
| |
| /* FIXME: Shouldn't we be able to figure out the host ourselves? */ |
| serf_bucket_headers_setn(hdrs_bkt, "Host", ctx->host); |
| serf_bucket_headers_setn(hdrs_bkt, "User-Agent", |
| "Serf/" SERF_VERSION_STRING); |
| /* Shouldn't serf do this for us? */ |
| serf_bucket_headers_setn(hdrs_bkt, "Accept-Encoding", "gzip"); |
| |
| if (ctx->authn != NULL) { |
| serf_bucket_headers_setn(hdrs_bkt, "Authorization", ctx->authn); |
| } |
| |
| *acceptor = ctx->acceptor; |
| *acceptor_baton = ctx->acceptor_baton; |
| *handler = ctx->handler; |
| *handler_baton = ctx; |
| |
| return APR_SUCCESS; |
| } |
| |
| static apr_status_t setup_bwtp_upgrade(serf_request_t *request, |
| void *setup_baton, |
| serf_bucket_t **req_bkt, |
| serf_response_acceptor_t *acceptor, |
| void **acceptor_baton, |
| serf_response_handler_t *handler, |
| void **handler_baton, |
| apr_pool_t *pool) |
| { |
| serf_bucket_t *hdrs_bkt; |
| handler_baton_t *ctx = setup_baton; |
| |
| *req_bkt = serf_bucket_request_create("OPTIONS", "*", NULL, |
| serf_request_get_alloc(request)); |
| |
| hdrs_bkt = serf_bucket_request_get_headers(*req_bkt); |
| |
| serf_bucket_headers_setn(hdrs_bkt, "Upgrade", "BWTP/1.0"); |
| serf_bucket_headers_setn(hdrs_bkt, "Connection", "Upgrade"); |
| |
| *acceptor = ctx->acceptor; |
| *acceptor_baton = ctx->acceptor_baton; |
| *handler = handle_bwtp_upgrade; |
| *handler_baton = ctx; |
| |
| return APR_SUCCESS; |
| } |
| |
| static apr_status_t setup_channel(serf_request_t *request, |
| void *setup_baton, |
| serf_bucket_t **req_bkt, |
| serf_response_acceptor_t *acceptor, |
| void **acceptor_baton, |
| serf_response_handler_t *handler, |
| void **handler_baton, |
| apr_pool_t *pool) |
| { |
| handler_baton_t *ctx = setup_baton; |
| serf_bucket_t *hdrs_bkt; |
| |
| *req_bkt = serf_bucket_bwtp_channel_open(0, ctx->path, |
| serf_request_get_alloc(request)); |
| |
| hdrs_bkt = serf_bucket_bwtp_frame_get_headers(*req_bkt); |
| |
| /* FIXME: Shouldn't we be able to figure out the host ourselves? */ |
| serf_bucket_headers_setn(hdrs_bkt, "Host", ctx->host); |
| serf_bucket_headers_setn(hdrs_bkt, "User-Agent", |
| "Serf/" SERF_VERSION_STRING); |
| /* Shouldn't serf do this for us? */ |
| serf_bucket_headers_setn(hdrs_bkt, "Accept-Encoding", "gzip"); |
| |
| if (ctx->authn != NULL) { |
| serf_bucket_headers_setn(hdrs_bkt, "Authorization", ctx->authn); |
| } |
| |
| *acceptor = ctx->acceptor; |
| *acceptor_baton = ctx->acceptor_baton; |
| *handler = ctx->handler; |
| *handler_baton = ctx; |
| |
| return APR_SUCCESS; |
| } |
| |
| static apr_status_t setup_close(serf_request_t *request, |
| void *setup_baton, |
| serf_bucket_t **req_bkt, |
| serf_response_acceptor_t *acceptor, |
| void **acceptor_baton, |
| serf_response_handler_t *handler, |
| void **handler_baton, |
| apr_pool_t *pool) |
| { |
| handler_baton_t *ctx = setup_baton; |
| |
| *req_bkt = serf_bucket_bwtp_channel_close(0, serf_request_get_alloc(request)); |
| |
| *acceptor = ctx->acceptor; |
| *acceptor_baton = ctx->acceptor_baton; |
| *handler = ctx->handler; |
| *handler_baton = ctx; |
| |
| return APR_SUCCESS; |
| } |
| |
| static apr_status_t handle_bwtp(serf_request_t *request, |
| serf_bucket_t *response, |
| void *handler_baton, |
| apr_pool_t *pool) |
| { |
| const char *data; |
| apr_size_t len; |
| apr_status_t status; |
| |
| if (!response) { |
| /* A NULL response can come back if the request failed completely */ |
| return APR_EGENERAL; |
| } |
| status = serf_bucket_bwtp_incoming_frame_wait_for_headers(response); |
| if (SERF_BUCKET_READ_ERROR(status) || APR_STATUS_IS_EAGAIN(status)) { |
| return status; |
| } |
| printf("BWTP %p frame: %d %d %s\n", |
| response, serf_bucket_bwtp_frame_get_channel(response), |
| serf_bucket_bwtp_frame_get_type(response), |
| serf_bucket_bwtp_frame_get_phrase(response)); |
| |
| |
| while (1) { |
| status = serf_bucket_read(response, 2048, &data, &len); |
| if (SERF_BUCKET_READ_ERROR(status)) |
| return status; |
| |
| /* got some data. print it out. */ |
| if (len) { |
| puts("BWTP body:\n---"); |
| fwrite(data, 1, len, stdout); |
| puts("\n---"); |
| } |
| |
| /* are we done yet? */ |
| if (APR_STATUS_IS_EOF(status)) { |
| return APR_EOF; |
| } |
| |
| /* have we drained the response so far? */ |
| if (APR_STATUS_IS_EAGAIN(status)) |
| return status; |
| |
| /* loop to read some more. */ |
| } |
| /* NOTREACHED */ |
| } |
| |
| static apr_status_t handle_bwtp_upgrade(serf_request_t *request, |
| serf_bucket_t *response, |
| void *handler_baton, |
| apr_pool_t *pool) |
| { |
| const char *data; |
| apr_size_t len; |
| serf_status_line sl; |
| apr_status_t status; |
| handler_baton_t *ctx = handler_baton; |
| |
| if (!response) { |
| /* A NULL response can come back if the request failed completely */ |
| return APR_EGENERAL; |
| } |
| status = serf_bucket_response_status(response, &sl); |
| if (status) { |
| return status; |
| } |
| |
| while (1) { |
| status = serf_bucket_read(response, 2048, &data, &len); |
| if (SERF_BUCKET_READ_ERROR(status)) |
| return status; |
| |
| /* got some data. print it out. */ |
| fwrite(data, 1, len, stdout); |
| |
| /* are we done yet? */ |
| if (APR_STATUS_IS_EOF(status)) { |
| int i; |
| serf_connection_t *conn; |
| |
| conn = serf_request_get_conn(request); |
| |
| serf_connection_set_async_responses(conn, |
| accept_bwtp, ctx->acceptor_baton, handle_bwtp, NULL); |
| |
| serf_connection_request_create(conn, setup_channel, ctx); |
| for (i = 0; i < ctx->acceptor_baton->count; i++) { |
| serf_connection_request_create(conn, |
| setup_request, |
| ctx); |
| } |
| |
| return APR_EOF; |
| } |
| |
| /* have we drained the response so far? */ |
| if (APR_STATUS_IS_EAGAIN(status)) |
| return status; |
| |
| /* loop to read some more. */ |
| } |
| /* NOTREACHED */ |
| } |
| |
| static apr_status_t handle_response(serf_request_t *request, |
| serf_bucket_t *response, |
| void *handler_baton, |
| apr_pool_t *pool) |
| { |
| const char *data; |
| apr_size_t len; |
| serf_status_line sl; |
| apr_status_t status; |
| handler_baton_t *ctx = handler_baton; |
| |
| if (!response) { |
| /* A NULL response can come back if the request failed completely */ |
| return APR_EGENERAL; |
| } |
| status = serf_bucket_response_status(response, &sl); |
| if (status) { |
| return status; |
| } |
| |
| while (1) { |
| status = serf_bucket_read(response, 2048, &data, &len); |
| if (SERF_BUCKET_READ_ERROR(status)) |
| return status; |
| |
| /* got some data. print it out. */ |
| fwrite(data, 1, len, stdout); |
| |
| /* are we done yet? */ |
| if (APR_STATUS_IS_EOF(status)) { |
| if (ctx->print_headers) { |
| serf_bucket_t *hdrs; |
| hdrs = serf_bucket_response_get_headers(response); |
| while (1) { |
| status = serf_bucket_read(hdrs, 2048, &data, &len); |
| if (SERF_BUCKET_READ_ERROR(status)) |
| return status; |
| |
| fwrite(data, 1, len, stdout); |
| if (APR_STATUS_IS_EOF(status)) { |
| break; |
| } |
| } |
| } |
| |
| apr_atomic_dec32(&ctx->requests_outstanding); |
| if (!ctx->requests_outstanding) { |
| serf_connection_t *conn; |
| |
| conn = serf_request_get_conn(request); |
| serf_connection_request_create(conn, setup_close, ctx); |
| } |
| return APR_EOF; |
| } |
| |
| /* have we drained the response so far? */ |
| if (APR_STATUS_IS_EAGAIN(status)) |
| return status; |
| |
| /* loop to read some more. */ |
| } |
| /* NOTREACHED */ |
| } |
| |
| static void print_usage(apr_pool_t *pool) |
| { |
| puts("serf_get [options] URL"); |
| puts("-h\tDisplay this help"); |
| puts("-v\tDisplay version"); |
| puts("-H\tPrint response headers"); |
| puts("-n <count> Fetch URL <count> times"); |
| puts("-a <user:password> Present Basic authentication credentials"); |
| puts("-m <method> Use the <method> HTTP Method"); |
| puts("-f <file> Use the <file> as the request body"); |
| } |
| |
| int main(int argc, const char **argv) |
| { |
| apr_status_t status; |
| apr_pool_t *pool; |
| apr_sockaddr_t *address; |
| serf_context_t *context; |
| serf_connection_t *connection; |
| app_baton_t app_ctx; |
| handler_baton_t handler_ctx; |
| apr_uri_t url; |
| const char *raw_url, *method, *req_body_path = NULL; |
| int i; |
| int print_headers; |
| char *authn = NULL; |
| apr_getopt_t *opt; |
| char opt_c; |
| const char *opt_arg; |
| |
| apr_initialize(); |
| atexit(apr_terminate); |
| |
| apr_pool_create(&pool, NULL); |
| /* serf_initialize(); */ |
| |
| /* Default to one round of fetching. */ |
| app_ctx.count = 1; |
| /* Default to GET. */ |
| method = "GET"; |
| /* Do not print headers by default. */ |
| print_headers = 0; |
| |
| apr_getopt_init(&opt, pool, argc, argv); |
| |
| while ((status = apr_getopt(opt, "a:f:hHm:n:v", &opt_c, &opt_arg)) == |
| APR_SUCCESS) { |
| int srclen, enclen; |
| |
| switch (opt_c) { |
| case 'a': |
| srclen = strlen(opt_arg); |
| enclen = apr_base64_encode_len(srclen); |
| authn = apr_palloc(pool, enclen + 6); |
| strcpy(authn, "Basic "); |
| (void) apr_base64_encode(&authn[6], opt_arg, srclen); |
| break; |
| case 'f': |
| req_body_path = opt_arg; |
| break; |
| case 'h': |
| print_usage(pool); |
| exit(0); |
| break; |
| case 'H': |
| print_headers = 1; |
| break; |
| case 'm': |
| method = opt_arg; |
| break; |
| case 'n': |
| errno = 0; |
| app_ctx.count = apr_strtoi64(opt_arg, NULL, 10); |
| if (errno) { |
| printf("Problem converting number of times to fetch URL (%d)\n", |
| errno); |
| return errno; |
| } |
| break; |
| case 'v': |
| puts("Serf version: " SERF_VERSION_STRING); |
| exit(0); |
| default: |
| break; |
| } |
| } |
| |
| if (opt->ind != opt->argc - 1) { |
| print_usage(pool); |
| exit(-1); |
| } |
| |
| raw_url = argv[opt->ind]; |
| |
| apr_uri_parse(pool, raw_url, &url); |
| if (!url.port) { |
| url.port = apr_uri_port_of_scheme(url.scheme); |
| } |
| if (!url.path) { |
| url.path = "/"; |
| } |
| |
| if (strcasecmp(url.scheme, "https") == 0) { |
| app_ctx.using_ssl = 1; |
| } |
| else { |
| app_ctx.using_ssl = 0; |
| } |
| |
| status = apr_sockaddr_info_get(&address, |
| url.hostname, APR_UNSPEC, url.port, 0, |
| pool); |
| if (status) { |
| printf("Error creating address: %d\n", status); |
| apr_pool_destroy(pool); |
| exit(1); |
| } |
| |
| context = serf_context_create(pool); |
| |
| /* ### Connection or Context should have an allocator? */ |
| app_ctx.bkt_alloc = serf_bucket_allocator_create(pool, NULL, NULL); |
| app_ctx.ssl_ctx = NULL; |
| |
| connection = serf_connection_create(context, address, |
| conn_setup, &app_ctx, |
| closed_connection, &app_ctx, |
| pool); |
| |
| handler_ctx.requests_outstanding = 0; |
| handler_ctx.print_headers = print_headers; |
| |
| handler_ctx.host = url.hostinfo; |
| handler_ctx.method = method; |
| handler_ctx.path = url.path; |
| handler_ctx.authn = authn; |
| |
| handler_ctx.req_body_path = req_body_path; |
| |
| handler_ctx.acceptor = accept_response; |
| handler_ctx.acceptor_baton = &app_ctx; |
| handler_ctx.handler = handle_response; |
| |
| serf_connection_request_create(connection, setup_bwtp_upgrade, |
| &handler_ctx); |
| |
| for (i = 0; i < app_ctx.count; i++) { |
| apr_atomic_inc32(&handler_ctx.requests_outstanding); |
| } |
| |
| while (1) { |
| status = serf_context_run(context, SERF_DURATION_FOREVER, pool); |
| if (APR_STATUS_IS_TIMEUP(status)) |
| continue; |
| if (status) { |
| char buf[200]; |
| |
| printf("Error running context: (%d) %s\n", status, |
| apr_strerror(status, buf, sizeof(buf))); |
| apr_pool_destroy(pool); |
| exit(1); |
| } |
| if (!apr_atomic_read32(&handler_ctx.requests_outstanding)) { |
| break; |
| } |
| /* Debugging purposes only! */ |
| serf_debug__closed_conn(app_ctx.bkt_alloc); |
| } |
| |
| serf_connection_close(connection); |
| |
| apr_pool_destroy(pool); |
| return 0; |
| } |