| /* |
| * Copyright (c) 2016 DeNA Co., Ltd., Kazuho Oku |
| * |
| * 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 <sys/types.h> |
| #include <netinet/in.h> |
| #include <arpa/nameser.h> |
| #include <resolv.h> |
| |
| #include <arpa/inet.h> |
| #include <assert.h> |
| #include <errno.h> |
| #include <fcntl.h> |
| #include <getopt.h> |
| #include <inttypes.h> |
| #include <stdio.h> |
| #include <string.h> |
| #include <strings.h> |
| #include <sys/select.h> |
| #include <sys/socket.h> |
| #include <sys/stat.h> |
| #include <sys/time.h> |
| #include <sys/types.h> |
| #include <unistd.h> |
| #define OPENSSL_API_COMPAT 0x00908000L |
| #include <openssl/err.h> |
| #include <openssl/evp.h> |
| #include <openssl/engine.h> |
| #include <openssl/pem.h> |
| #if PICOTLS_USE_BROTLI |
| #include "brotli/decode.h" |
| #endif |
| #include "picotls.h" |
| #include "picotls/openssl.h" |
| #if PICOTLS_USE_BROTLI |
| #include "picotls/certificate_compression.h" |
| #endif |
| #include "util.h" |
| |
| /* sentinels indicating that the endpoint is in benchmark mode */ |
| static const char input_file_is_benchmark[] = "is:benchmark"; |
| |
| static void shift_buffer(ptls_buffer_t *buf, size_t delta) |
| { |
| if (delta != 0) { |
| assert(delta <= buf->off); |
| if (delta != buf->off) |
| memmove(buf->base, buf->base + delta, buf->off - delta); |
| buf->off -= delta; |
| } |
| } |
| |
| static void setup_ptlslog(const char *fn) |
| { |
| int fd; |
| if ((fd = open(fn, O_WRONLY | O_CREAT | O_APPEND, 0666)) == -1) { |
| fprintf(stderr, "failed to open file:%s:%s\n", fn, strerror(errno)); |
| exit(1); |
| } |
| ptls_log_add_fd(fd); |
| } |
| |
| static int handle_connection(int sockfd, ptls_context_t *ctx, const char *server_name, const char *input_file, |
| ptls_handshake_properties_t *hsprop, int request_key_update, int keep_sender_open) |
| { |
| static const int inputfd_is_benchmark = -2; |
| |
| ptls_t *tls = ptls_new(ctx, server_name == NULL); |
| ptls_buffer_t rbuf, encbuf, ptbuf; |
| enum { IN_HANDSHAKE, IN_1RTT, IN_SHUTDOWN } state = IN_HANDSHAKE; |
| int inputfd = 0, ret = 0; |
| size_t early_bytes_sent = 0; |
| uint64_t data_received = 0; |
| ssize_t ioret; |
| |
| uint64_t start_at = ctx->get_time->cb(ctx->get_time); |
| |
| ptls_buffer_init(&rbuf, "", 0); |
| ptls_buffer_init(&encbuf, "", 0); |
| ptls_buffer_init(&ptbuf, "", 0); |
| |
| fcntl(sockfd, F_SETFL, O_NONBLOCK); |
| |
| if (input_file == input_file_is_benchmark) { |
| if (!ptls_is_server(tls)) |
| inputfd = inputfd_is_benchmark; |
| } else if (input_file != NULL) { |
| if ((inputfd = open(input_file, O_RDONLY)) == -1) { |
| fprintf(stderr, "failed to open file:%s:%s\n", input_file, strerror(errno)); |
| ret = 1; |
| goto Exit; |
| } |
| } |
| |
| if (server_name != NULL) { |
| ptls_set_server_name(tls, server_name, 0); |
| if ((ret = ptls_handshake(tls, &encbuf, NULL, NULL, hsprop)) != PTLS_ERROR_IN_PROGRESS) { |
| fprintf(stderr, "ptls_handshake:%d\n", ret); |
| ret = 1; |
| goto Exit; |
| } |
| } |
| |
| while (1) { |
| /* check if data is available */ |
| fd_set readfds, writefds, exceptfds; |
| int maxfd = 0; |
| struct timeval timeout; |
| do { |
| FD_ZERO(&readfds); |
| FD_ZERO(&writefds); |
| FD_ZERO(&exceptfds); |
| FD_SET(sockfd, &readfds); |
| if (encbuf.off != 0 || inputfd == inputfd_is_benchmark) |
| FD_SET(sockfd, &writefds); |
| FD_SET(sockfd, &exceptfds); |
| maxfd = sockfd + 1; |
| if (inputfd >= 0) { |
| FD_SET(inputfd, &readfds); |
| FD_SET(inputfd, &exceptfds); |
| if (maxfd <= inputfd) |
| maxfd = inputfd + 1; |
| } |
| timeout.tv_sec = encbuf.off != 0 ? 0 : 3600; |
| timeout.tv_usec = 0; |
| } while (select(maxfd, &readfds, &writefds, &exceptfds, &timeout) == -1); |
| |
| /* consume incoming messages */ |
| if (FD_ISSET(sockfd, &readfds) || FD_ISSET(sockfd, &exceptfds)) { |
| char bytebuf[16384]; |
| size_t off = 0, leftlen; |
| while ((ioret = read(sockfd, bytebuf, sizeof(bytebuf))) == -1 && errno == EINTR) |
| ; |
| if (ioret == -1 && (errno == EWOULDBLOCK || errno == EAGAIN)) { |
| /* no data */ |
| ioret = 0; |
| } else if (ioret <= 0) { |
| goto Exit; |
| } |
| while ((leftlen = ioret - off) != 0) { |
| if (state == IN_HANDSHAKE) { |
| if ((ret = ptls_handshake(tls, &encbuf, bytebuf + off, &leftlen, hsprop)) == 0) { |
| state = IN_1RTT; |
| assert(ptls_is_server(tls) || hsprop->client.early_data_acceptance != PTLS_EARLY_DATA_ACCEPTANCE_UNKNOWN); |
| /* release data sent as early-data, if server accepted it */ |
| if (hsprop->client.early_data_acceptance == PTLS_EARLY_DATA_ACCEPTED) |
| shift_buffer(&ptbuf, early_bytes_sent); |
| if (request_key_update) |
| ptls_update_key(tls, 1); |
| } else if (ret == PTLS_ERROR_IN_PROGRESS) { |
| /* ok */ |
| } else { |
| if (encbuf.off != 0) |
| repeat_while_eintr(write(sockfd, encbuf.base, encbuf.off), { break; }); |
| fprintf(stderr, "ptls_handshake:%d\n", ret); |
| goto Exit; |
| } |
| } else { |
| if ((ret = ptls_receive(tls, &rbuf, bytebuf + off, &leftlen)) == 0) { |
| if (rbuf.off != 0) { |
| data_received += rbuf.off; |
| if (input_file != input_file_is_benchmark) |
| repeat_while_eintr(write(1, rbuf.base, rbuf.off), { goto Exit; }); |
| rbuf.off = 0; |
| } |
| } else if (ret == PTLS_ERROR_IN_PROGRESS) { |
| /* ok */ |
| } else { |
| fprintf(stderr, "ptls_receive:%d\n", ret); |
| goto Exit; |
| } |
| } |
| off += leftlen; |
| } |
| } |
| |
| /* encrypt data to send, if any is available */ |
| if (encbuf.off == 0 || state == IN_HANDSHAKE) { |
| static const size_t block_size = 16384; |
| if (inputfd >= 0 && (FD_ISSET(inputfd, &readfds) || FD_ISSET(inputfd, &exceptfds))) { |
| if ((ret = ptls_buffer_reserve(&ptbuf, block_size)) != 0) |
| goto Exit; |
| while ((ioret = read(inputfd, ptbuf.base + ptbuf.off, block_size)) == -1 && errno == EINTR) |
| ; |
| if (ioret > 0) { |
| ptbuf.off += ioret; |
| } else if (ioret == 0) { |
| /* closed */ |
| if (input_file != NULL) |
| close(inputfd); |
| inputfd = -1; |
| } |
| } else if (inputfd == inputfd_is_benchmark) { |
| if (ptbuf.capacity < block_size) { |
| if ((ret = ptls_buffer_reserve(&ptbuf, block_size - ptbuf.capacity)) != 0) |
| goto Exit; |
| memset(ptbuf.base + ptbuf.capacity, 0, block_size - ptbuf.capacity); |
| } |
| ptbuf.off = block_size; |
| } |
| } |
| if (ptbuf.off != 0) { |
| if (state == IN_HANDSHAKE) { |
| size_t send_amount = 0; |
| if (server_name != NULL && hsprop->client.max_early_data_size != NULL) { |
| size_t max_can_be_sent = *hsprop->client.max_early_data_size; |
| if (max_can_be_sent > ptbuf.off) |
| max_can_be_sent = ptbuf.off; |
| send_amount = max_can_be_sent - early_bytes_sent; |
| } |
| if (send_amount != 0) { |
| if ((ret = ptls_send(tls, &encbuf, ptbuf.base, send_amount)) != 0) { |
| fprintf(stderr, "ptls_send(early_data):%d\n", ret); |
| goto Exit; |
| } |
| early_bytes_sent += send_amount; |
| } |
| } else { |
| if ((ret = ptls_send(tls, &encbuf, ptbuf.base, ptbuf.off)) != 0) { |
| fprintf(stderr, "ptls_send(1rtt):%d\n", ret); |
| goto Exit; |
| } |
| ptbuf.off = 0; |
| } |
| } |
| |
| /* send any data */ |
| if (encbuf.off != 0) { |
| while ((ioret = write(sockfd, encbuf.base, encbuf.off)) == -1 && errno == EINTR) |
| ; |
| if (ioret == -1 && (errno == EWOULDBLOCK || errno == EAGAIN)) { |
| /* no data */ |
| } else if (ioret <= 0) { |
| goto Exit; |
| } else { |
| shift_buffer(&encbuf, ioret); |
| } |
| } |
| |
| /* close the sender side when necessary */ |
| if (state == IN_1RTT && inputfd == -1) { |
| if (!keep_sender_open) { |
| ptls_buffer_t wbuf; |
| uint8_t wbuf_small[32]; |
| ptls_buffer_init(&wbuf, wbuf_small, sizeof(wbuf_small)); |
| if ((ret = ptls_send_alert(tls, &wbuf, PTLS_ALERT_LEVEL_WARNING, PTLS_ALERT_CLOSE_NOTIFY)) != 0) { |
| fprintf(stderr, "ptls_send_alert:%d\n", ret); |
| } |
| if (wbuf.off != 0) |
| repeat_while_eintr(write(sockfd, wbuf.base, wbuf.off), { |
| ptls_buffer_dispose(&wbuf); |
| goto Exit; |
| }); |
| ptls_buffer_dispose(&wbuf); |
| shutdown(sockfd, SHUT_WR); |
| } |
| state = IN_SHUTDOWN; |
| } |
| } |
| |
| Exit: |
| if (input_file == input_file_is_benchmark) { |
| double elapsed = (ctx->get_time->cb(ctx->get_time) - start_at) / 1000.0; |
| ptls_cipher_suite_t *cipher_suite = ptls_get_cipher(tls); |
| fprintf(stderr, "received %" PRIu64 " bytes in %.3f seconds (%f.3Mbps); %s\n", data_received, elapsed, |
| data_received * 8 / elapsed / 1000 / 1000, cipher_suite != NULL ? cipher_suite->aead->name : "unknown cipher"); |
| } |
| |
| if (sockfd != -1) |
| close(sockfd); |
| if (input_file != NULL && input_file != input_file_is_benchmark && inputfd >= 0) |
| close(inputfd); |
| ptls_buffer_dispose(&rbuf); |
| ptls_buffer_dispose(&encbuf); |
| ptls_buffer_dispose(&ptbuf); |
| ptls_free(tls); |
| |
| return ret != 0; |
| } |
| |
| static int run_server(struct sockaddr *sa, socklen_t salen, ptls_context_t *ctx, const char *input_file, |
| ptls_handshake_properties_t *hsprop, int request_key_update) |
| { |
| int listen_fd, conn_fd, on = 1; |
| |
| if ((listen_fd = socket(sa->sa_family, SOCK_STREAM, 0)) == -1) { |
| perror("socket(2) failed"); |
| return 1; |
| } |
| if (setsockopt(listen_fd, SOL_SOCKET, SO_REUSEADDR, &on, sizeof(on)) != 0) { |
| perror("setsockopt(SO_REUSEADDR) failed"); |
| return 1; |
| } |
| if (bind(listen_fd, sa, salen) != 0) { |
| perror("bind(2) failed"); |
| return 1; |
| } |
| if (listen(listen_fd, SOMAXCONN) != 0) { |
| perror("listen(2) failed"); |
| return 1; |
| } |
| |
| fprintf(stderr, "server started on port %d\n", ntohs(((struct sockaddr_in *)sa)->sin_port)); |
| while (1) { |
| fprintf(stderr, "waiting for connections\n"); |
| if ((conn_fd = accept(listen_fd, NULL, 0)) != -1) |
| handle_connection(conn_fd, ctx, NULL, input_file, hsprop, request_key_update, 0); |
| } |
| |
| return 0; |
| } |
| |
| static int run_client(struct sockaddr *sa, socklen_t salen, ptls_context_t *ctx, const char *server_name, const char *input_file, |
| ptls_handshake_properties_t *hsprop, int request_key_update, int keep_sender_open) |
| { |
| int fd; |
| |
| hsprop->client.esni_keys = resolve_esni_keys(server_name); |
| |
| if ((fd = socket(sa->sa_family, SOCK_STREAM, 0)) == 1) { |
| perror("socket(2) failed"); |
| return 1; |
| } |
| if (connect(fd, sa, salen) != 0) { |
| perror("connect(2) failed"); |
| return 1; |
| } |
| |
| int ret = handle_connection(fd, ctx, server_name, input_file, hsprop, request_key_update, keep_sender_open); |
| free(hsprop->client.esni_keys.base); |
| return ret; |
| } |
| |
| static void usage(const char *cmd) |
| { |
| printf("Usage: %s [options] host port\n" |
| "\n" |
| "Options:\n" |
| " -4 force IPv4\n" |
| " -6 force IPv6\n" |
| " -a require client authentication\n" |
| " -b enable brotli compression\n" |
| " -B benchmark mode for measuring sustained bandwidth. Run\n" |
| " both endpoints with this option for some time, then kill\n" |
| " the client. Server will report the ingress bandwidth.\n" |
| " -C certificate-file certificate chain used for client authentication\n" |
| " -c certificate-file certificate chain used for server authentication\n" |
| " -i file a file to read from and send to the peer (default: stdin)\n" |
| " -I keep send side open after sending all data (client-only)\n" |
| " -j log-file file to log probe events in JSON-Lines\n" |
| " -k key-file specifies the credentials for signing the certificate\n" |
| " -l log-file file to log events (incl. traffic secrets)\n" |
| " -n negotiates the key exchange method (i.e. wait for HRR)\n" |
| " -N named-group named group to be used (default: secp256r1)\n" |
| " -s session-file file to read/write the session ticket\n" |
| " -S require public key exchange when resuming a session\n" |
| " -E esni-file file that stores ESNI data generated by picotls-esni\n" |
| " -e when resuming a session, send first 8,192 bytes of input\n" |
| " as early data\n" |
| " -r public-key-file use raw public keys (RFC 7250). When set and running as a\n" |
| " client, the argument specifies the public keys that the\n" |
| " server is expected to use. When running as a server, the\n" |
| " argument is ignored.\n" |
| " -u update the traffic key when handshake is complete\n" |
| " -v verify peer using the default certificates\n" |
| " -V CA-root-file verify peer using the CA Root File\n" |
| " -y cipher-suite cipher-suite to be used, e.g., aes128gcmsha256 (default:\n" |
| " all)\n" |
| " -h print this help\n" |
| "\n" |
| "Supported named groups: secp256r1" |
| #if PTLS_OPENSSL_HAVE_SECP384R1 |
| ", secp384r1" |
| #endif |
| #if PTLS_OPENSSL_HAVE_SECP521R1 |
| ", secp521r1" |
| #endif |
| #if PTLS_OPENSSL_HAVE_X25519 |
| ", X25519" |
| #endif |
| "\n" |
| "Supported signature algorithms: rsa, secp256r1" |
| #if PTLS_OPENSSL_HAVE_SECP384R1 |
| ", secp384r1" |
| #endif |
| #if PTLS_OPENSSL_HAVE_SECP521R1 |
| ", secp521r1" |
| #endif |
| #if PTLS_OPENSSL_HAVE_ED25519 |
| ", ed25519" |
| #endif |
| "\n\n", |
| cmd); |
| } |
| |
| int main(int argc, char **argv) |
| { |
| ERR_load_crypto_strings(); |
| OpenSSL_add_all_algorithms(); |
| #if !defined(OPENSSL_NO_ENGINE) |
| /* Load all compiled-in ENGINEs */ |
| ENGINE_load_builtin_engines(); |
| ENGINE_register_all_ciphers(); |
| ENGINE_register_all_digests(); |
| #endif |
| |
| res_init(); |
| |
| ptls_key_exchange_algorithm_t *key_exchanges[128] = {NULL}; |
| ptls_cipher_suite_t *cipher_suites[128] = {NULL}; |
| ptls_context_t ctx = {ptls_openssl_random_bytes, &ptls_get_time, key_exchanges, cipher_suites}; |
| ptls_handshake_properties_t hsprop = {{{{NULL}}}}; |
| const char *host, *port, *input_file = NULL, *esni_file = NULL; |
| struct { |
| ptls_key_exchange_context_t *elements[16]; |
| size_t count; |
| } esni_key_exchanges; |
| int is_server = 0, use_early_data = 0, request_key_update = 0, keep_sender_open = 0, ch; |
| struct sockaddr_storage sa; |
| socklen_t salen; |
| int family = 0; |
| const char *raw_pub_key_file = NULL, *cert_location = NULL; |
| |
| while ((ch = getopt(argc, argv, "46abBC:c:i:Ij:k:nN:es:Sr:E:K:l:y:vV:h")) != -1) { |
| switch (ch) { |
| case '4': |
| family = AF_INET; |
| break; |
| case '6': |
| family = AF_INET6; |
| break; |
| case 'a': |
| ctx.require_client_authentication = 1; |
| break; |
| case 'b': |
| #if PICOTLS_USE_BROTLI |
| ctx.decompress_certificate = &ptls_decompress_certificate; |
| #else |
| fprintf(stderr, "support for `-b` option was turned off during configuration\n"); |
| exit(1); |
| #endif |
| break; |
| case 'B': |
| input_file = input_file_is_benchmark; |
| break; |
| case 'C': |
| case 'c': |
| if (cert_location != NULL) { |
| fprintf(stderr, "-C/-c can only be specified once\n"); |
| return 1; |
| } |
| cert_location = optarg; |
| is_server = ch == 'c'; |
| break; |
| case 'i': |
| input_file = optarg; |
| break; |
| case 'I': |
| keep_sender_open = 1; |
| break; |
| case 'j': |
| setup_ptlslog(optarg); |
| break; |
| case 'k': |
| load_private_key(&ctx, optarg); |
| break; |
| case 'n': |
| hsprop.client.negotiate_before_key_exchange = 1; |
| break; |
| case 'e': |
| use_early_data = 1; |
| break; |
| case 'r': |
| raw_pub_key_file = optarg; |
| break; |
| case 's': |
| setup_session_file(&ctx, &hsprop, optarg); |
| break; |
| case 'S': |
| ctx.require_dhe_on_psk = 1; |
| break; |
| case 'E': |
| esni_file = optarg; |
| break; |
| case 'K': { |
| FILE *fp; |
| EVP_PKEY *pkey; |
| int ret; |
| if ((fp = fopen(optarg, "rt")) == NULL) { |
| fprintf(stderr, "failed to open ESNI private key file:%s:%s\n", optarg, strerror(errno)); |
| return 1; |
| } |
| if ((pkey = PEM_read_PrivateKey(fp, NULL, NULL, NULL)) == NULL) { |
| fprintf(stderr, "failed to load private key from file:%s\n", optarg); |
| return 1; |
| } |
| if ((ret = ptls_openssl_create_key_exchange(esni_key_exchanges.elements + esni_key_exchanges.count++, pkey)) != 0) { |
| fprintf(stderr, "failed to load private key from file:%s:picotls-error:%d", optarg, ret); |
| return 1; |
| } |
| EVP_PKEY_free(pkey); |
| fclose(fp); |
| } break; |
| case 'l': |
| setup_log_event(&ctx, optarg); |
| break; |
| case 'v': |
| setup_verify_certificate(&ctx, NULL); |
| break; |
| case 'V': |
| setup_verify_certificate(&ctx, optarg); |
| break; |
| case 'N': { |
| ptls_key_exchange_algorithm_t *algo = NULL; |
| #define MATCH(name) \ |
| if (algo == NULL && strcasecmp(optarg, #name) == 0) \ |
| algo = (&ptls_openssl_##name) |
| MATCH(secp256r1); |
| #if PTLS_OPENSSL_HAVE_SECP384R1 |
| MATCH(secp384r1); |
| #endif |
| #if PTLS_OPENSSL_HAVE_SECP521R1 |
| MATCH(secp521r1); |
| #endif |
| #if PTLS_OPENSSL_HAVE_X25519 |
| MATCH(x25519); |
| #endif |
| #undef MATCH |
| if (algo == NULL) { |
| fprintf(stderr, "could not find key exchange: %s\n", optarg); |
| return 1; |
| } |
| size_t i; |
| for (i = 0; key_exchanges[i] != NULL; ++i) |
| ; |
| key_exchanges[i++] = algo; |
| } break; |
| case 'u': |
| request_key_update = 1; |
| break; |
| case 'y': { |
| size_t i; |
| for (i = 0; cipher_suites[i] != NULL; ++i) |
| ; |
| #define MATCH(name) \ |
| if (cipher_suites[i] == NULL && strcasecmp(optarg, #name) == 0) \ |
| cipher_suites[i] = &ptls_openssl_##name |
| MATCH(aes128gcmsha256); |
| MATCH(aes256gcmsha384); |
| #if PTLS_OPENSSL_HAVE_CHACHA20_POLY1305 |
| MATCH(chacha20poly1305sha256); |
| #endif |
| #undef MATCH |
| if (cipher_suites[i] == NULL) { |
| fprintf(stderr, "unknown cipher-suite: %s\n", optarg); |
| exit(1); |
| } |
| } break; |
| case 'h': |
| usage(argv[0]); |
| exit(0); |
| default: |
| exit(1); |
| } |
| } |
| argc -= optind; |
| argv += optind; |
| |
| if (raw_pub_key_file != NULL) { |
| int is_dash = !strcmp(raw_pub_key_file, "-"); |
| if (is_server) { |
| ctx.certificates.list = malloc(sizeof(*ctx.certificates.list)); |
| load_raw_public_key(ctx.certificates.list, cert_location); |
| ctx.certificates.count = 1; |
| } else if (!is_dash) { |
| ptls_iovec_t raw_pub_key; |
| EVP_PKEY *pubkey; |
| load_raw_public_key(&raw_pub_key, raw_pub_key_file); |
| pubkey = d2i_PUBKEY(NULL, (const unsigned char **)&raw_pub_key.base, raw_pub_key.len); |
| if (pubkey == NULL) { |
| fprintf(stderr, "Failed to create an EVP_PKEY from the key found in %s\n", raw_pub_key_file); |
| return 1; |
| } |
| setup_raw_pubkey_verify_certificate(&ctx, pubkey); |
| EVP_PKEY_free(pubkey); |
| } |
| ctx.use_raw_public_keys = 1; |
| } else { |
| if (cert_location) |
| load_certificate_chain(&ctx, cert_location); |
| } |
| |
| if ((ctx.certificates.count == 0) != (ctx.sign_certificate == NULL)) { |
| fprintf(stderr, "-C/-c and -k options must be used together\n"); |
| return 1; |
| } |
| |
| if (is_server) { |
| if (ctx.certificates.count == 0) { |
| fprintf(stderr, "-c and -k options must be set\n"); |
| return 1; |
| } |
| #if PICOTLS_USE_BROTLI |
| if (ctx.decompress_certificate != NULL) { |
| static ptls_emit_compressed_certificate_t ecc; |
| if (ptls_init_compressed_certificate(&ecc, ctx.certificates.list, ctx.certificates.count, ptls_iovec_init(NULL, 0)) != |
| 0) { |
| fprintf(stderr, "failed to create a brotli-compressed version of the certificate chain.\n"); |
| exit(1); |
| } |
| ctx.emit_certificate = &ecc.super; |
| } |
| #endif |
| setup_session_cache(&ctx); |
| } else { |
| /* client */ |
| if (use_early_data) { |
| static size_t max_early_data_size; |
| hsprop.client.max_early_data_size = &max_early_data_size; |
| } |
| ctx.send_change_cipher_spec = 1; |
| } |
| if (key_exchanges[0] == NULL) |
| key_exchanges[0] = &ptls_openssl_secp256r1; |
| if (cipher_suites[0] == NULL) { |
| size_t i; |
| for (i = 0; ptls_openssl_cipher_suites[i] != NULL; ++i) |
| cipher_suites[i] = ptls_openssl_cipher_suites[i]; |
| } |
| if (esni_file != NULL) { |
| if (esni_key_exchanges.count == 0) { |
| fprintf(stderr, "-E must be used together with -K\n"); |
| return 1; |
| } |
| setup_esni(&ctx, esni_file, esni_key_exchanges.elements); |
| } |
| if (argc != 2) { |
| fprintf(stderr, "missing host and port\n"); |
| return 1; |
| } |
| host = (--argc, *argv++); |
| port = (--argc, *argv++); |
| |
| if (resolve_address((struct sockaddr *)&sa, &salen, host, port, family, SOCK_STREAM, IPPROTO_TCP) != 0) |
| exit(1); |
| |
| if (is_server) { |
| return run_server((struct sockaddr *)&sa, salen, &ctx, input_file, &hsprop, request_key_update); |
| } else { |
| return run_client((struct sockaddr *)&sa, salen, &ctx, host, input_file, &hsprop, request_key_update, keep_sender_open); |
| } |
| } |
