diff options
Diffstat (limited to 'test/serf_get.c')
| -rw-r--r-- | test/serf_get.c | 503 |
1 files changed, 503 insertions, 0 deletions
diff --git a/test/serf_get.c b/test/serf_get.c new file mode 100644 index 0000000..ac1bb8e --- /dev/null +++ b/test/serf_get.c @@ -0,0 +1,503 @@ +/* Copyright 2002-2004 Justin Erenkrantz and Greg Stein + * + * Licensed 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 { + const char *hostinfo; + int using_ssl; + serf_ssl_context_t *ssl_ctx; + serf_bucket_alloc_t *bkt_alloc; +} app_baton_t; + +static void closed_connection(serf_connection_t *conn, + void *closed_baton, + apr_status_t why, + apr_pool_t *pool) +{ + if (why) { + abort(); + } +} + +static void print_ssl_cert_errors(int failures) +{ + if (failures) { + fprintf(stderr, "INVALID CERTIFICATE:\n"); + if (failures & SERF_SSL_CERT_NOTYETVALID) + fprintf(stderr, "* The certificate is not yet valid.\n"); + if (failures & SERF_SSL_CERT_EXPIRED) + fprintf(stderr, "* The certificate expired.\n"); + if (failures & SERF_SSL_CERT_SELF_SIGNED) + fprintf(stderr, "* The certificate is self-signed.\n"); + if (failures & SERF_SSL_CERT_UNKNOWNCA) + fprintf(stderr, "* The CA is unknown.\n"); + if (failures & SERF_SSL_CERT_UNKNOWN_FAILURE) + fprintf(stderr, "* Unknown failure.\n"); + } +} + +static apr_status_t ignore_all_cert_errors(void *data, int failures, + const serf_ssl_certificate_t *cert) +{ + print_ssl_cert_errors(failures); + + /* In a real application, you would normally would not want to do this */ + return APR_SUCCESS; +} + +static apr_status_t print_certs(void *data, int failures, int error_depth, + const serf_ssl_certificate_t * const * certs, + apr_size_t certs_len) +{ + apr_pool_t *pool; + const serf_ssl_certificate_t *current; + + apr_pool_create(&pool, NULL); + + fprintf(stderr, "Received certificate chain with length %d\n", + (int)certs_len); + print_ssl_cert_errors(failures); + if (failures) + fprintf(stderr, "Error at depth=%d\n", error_depth); + else + fprintf(stderr, "Chain provided with depth=%d\n", error_depth); + + while ((current = *certs) != NULL) + { + fprintf(stderr, "\n-----BEGIN CERTIFICATE-----\n"); + fprintf(stderr, "%s\n", serf_ssl_cert_export(current, pool)); + fprintf(stderr, "-----END CERTIFICATE-----\n"); + ++certs; + } + + apr_pool_destroy(pool); + 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_chain_callback_set(ctx->ssl_ctx, + ignore_all_cert_errors, + print_certs, NULL); + serf_ssl_set_hostname(ctx->ssl_ctx, ctx->hostinfo); + + *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); +} + +typedef struct { +#if APR_MAJOR_VERSION > 0 + apr_uint32_t completed_requests; +#else + apr_atomic_t completed_requests; +#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 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_inc32(&ctx->completed_requests); + 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 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; + serf_bucket_t *body_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_request_bucket_request_create(request, ctx->method, + ctx->path, body_bkt, + serf_request_get_alloc(request)); + + hdrs_bkt = serf_bucket_request_get_headers(*req_bkt); + + 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 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"); + puts("-p <hostname:port> Use the <host:port> as proxy server"); +} + +int main(int argc, const char **argv) +{ + apr_status_t status; + apr_pool_t *pool; + serf_context_t *context; + serf_connection_t *connection; + serf_request_t *request; + app_baton_t app_ctx; + handler_baton_t handler_ctx; + apr_uri_t url; + const char *proxy = NULL; + const char *raw_url, *method, *req_body_path = NULL; + int count; + 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. */ + 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:vp:", &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; + 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 'p': + proxy = opt_arg; + 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; + } + + app_ctx.hostinfo = url.hostinfo; + + context = serf_context_create(pool); + + if (proxy) + { + apr_sockaddr_t *proxy_address = NULL; + apr_port_t proxy_port; + char *proxy_host; + char *proxy_scope; + + status = apr_parse_addr_port(&proxy_host, &proxy_scope, &proxy_port, proxy, pool); + if (status) + { + printf("Cannot parse proxy hostname/port: %d\n", status); + apr_pool_destroy(pool); + exit(1); + } + + if (!proxy_host) + { + printf("Proxy hostname must be specified\n"); + apr_pool_destroy(pool); + exit(1); + } + + if (!proxy_port) + { + printf("Proxy port must be specified\n"); + apr_pool_destroy(pool); + exit(1); + } + + status = apr_sockaddr_info_get(&proxy_address, proxy_host, APR_UNSPEC, + proxy_port, 0, pool); + + if (status) + { + printf("Cannot resolve proxy address '%s': %d\n", proxy_host, status); + apr_pool_destroy(pool); + exit(1); + } + + serf_config_proxy(context, proxy_address); + } + + /* ### Connection or Context should have an allocator? */ + app_ctx.bkt_alloc = serf_bucket_allocator_create(pool, NULL, NULL); + app_ctx.ssl_ctx = NULL; + + status = serf_connection_create2(&connection, context, url, + conn_setup, &app_ctx, + closed_connection, &app_ctx, + pool); + if (status) { + printf("Error creating connection: %d\n", status); + apr_pool_destroy(pool); + exit(1); + } + + handler_ctx.completed_requests = 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; + + for (i = 0; i < count; i++) { + request = serf_connection_request_create(connection, setup_request, + &handler_ctx); + } + + 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.completed_requests) >= count) { + break; + } + /* Debugging purposes only! */ + serf_debug__closed_conn(app_ctx.bkt_alloc); + } + + serf_connection_close(connection); + + apr_pool_destroy(pool); + return 0; +} |