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https://github.com/ossrs/srs.git
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Rename service to protocol files.
This commit is contained in:
winlin
parent
f1840b87e5
commit
665ad564fb
46 changed files with 506 additions and 526 deletions
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@ -1,496 +0,0 @@
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//
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// Copyright (c) 2013-2021 The SRS Authors
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//
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// SPDX-License-Identifier: MIT or MulanPSL-2.0
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//
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#include <srs_service_http_client.hpp>
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#include <arpa/inet.h>
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#include <sstream>
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using namespace std;
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#include <srs_protocol_kbps.hpp>
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#include <srs_kernel_utility.hpp>
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#include <srs_kernel_consts.hpp>
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#include <srs_kernel_error.hpp>
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#include <srs_kernel_log.hpp>
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#include <srs_core_autofree.hpp>
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#include <srs_service_http_conn.hpp>
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// The return value of verify_callback controls the strategy of the further verification process. If verify_callback
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// returns 0, the verification process is immediately stopped with "verification failed" state. If SSL_VERIFY_PEER is
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// set, a verification failure alert is sent to the peer and the TLS/SSL handshake is terminated. If verify_callback
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// returns 1, the verification process is continued. If verify_callback always returns 1, the TLS/SSL handshake will
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// not be terminated with respect to verification failures and the connection will be established. The calling process
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// can however retrieve the error code of the last verification error using SSL_get_verify_result(3) or by maintaining
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// its own error storage managed by verify_callback.
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// @see https://www.openssl.org/docs/man1.0.2/man3/SSL_CTX_set_verify.html
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int srs_verify_callback(int preverify_ok, X509_STORE_CTX *ctx)
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{
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// Always OK, we don't check the certificate of client,
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// because we allow client self-sign certificate.
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return 1;
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}
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SrsSslClient::SrsSslClient(SrsTcpClient* tcp)
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{
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transport = tcp;
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ssl_ctx = NULL;
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ssl = NULL;
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}
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SrsSslClient::~SrsSslClient()
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{
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if (ssl) {
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// this function will free bio_in and bio_out
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SSL_free(ssl);
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ssl = NULL;
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}
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if (ssl_ctx) {
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SSL_CTX_free(ssl_ctx);
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ssl_ctx = NULL;
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}
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}
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srs_error_t SrsSslClient::handshake()
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{
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srs_error_t err = srs_success;
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// For HTTPS, try to connect over security transport.
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#if (OPENSSL_VERSION_NUMBER < 0x10002000L) // v1.0.2
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ssl_ctx = SSL_CTX_new(TLS_method());
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#else
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ssl_ctx = SSL_CTX_new(TLSv1_2_method());
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#endif
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SSL_CTX_set_verify(ssl_ctx, SSL_VERIFY_PEER, srs_verify_callback);
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srs_assert(SSL_CTX_set_cipher_list(ssl_ctx, "ALL") == 1);
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// TODO: Setup callback, see SSL_set_ex_data and SSL_set_info_callback
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if ((ssl = SSL_new(ssl_ctx)) == NULL) {
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return srs_error_new(ERROR_HTTPS_HANDSHAKE, "SSL_new ssl");
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}
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if ((bio_in = BIO_new(BIO_s_mem())) == NULL) {
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return srs_error_new(ERROR_HTTPS_HANDSHAKE, "BIO_new in");
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}
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if ((bio_out = BIO_new(BIO_s_mem())) == NULL) {
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BIO_free(bio_in);
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return srs_error_new(ERROR_HTTPS_HANDSHAKE, "BIO_new out");
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}
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SSL_set_bio(ssl, bio_in, bio_out);
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// SSL setup active, as client role.
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SSL_set_connect_state(ssl);
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SSL_set_mode(ssl, SSL_MODE_ENABLE_PARTIAL_WRITE);
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// Send ClientHello.
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int r0 = SSL_do_handshake(ssl); int r1 = SSL_get_error(ssl, r0);
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if (r0 != -1 || r1 != SSL_ERROR_WANT_READ) {
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return srs_error_new(ERROR_HTTPS_HANDSHAKE, "handshake r0=%d, r1=%d", r0, r1);
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}
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uint8_t* data = NULL;
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int size = BIO_get_mem_data(bio_out, &data);
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if (!data || size <= 0) {
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return srs_error_new(ERROR_HTTPS_HANDSHAKE, "handshake data=%p, size=%d", data, size);
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}
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if ((err = transport->write(data, size, NULL)) != srs_success) {
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return srs_error_wrap(err, "handshake: write data=%p, size=%d", data, size);
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}
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if ((r0 = BIO_reset(bio_out)) != 1) {
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return srs_error_new(ERROR_HTTPS_HANDSHAKE, "BIO_reset r0=%d", r0);
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}
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srs_info("https: ClientHello done");
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// Receive ServerHello, Certificate, Server Key Exchange, Server Hello Done
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while (true) {
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char buf[512]; ssize_t nn = 0;
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if ((err = transport->read(buf, sizeof(buf), &nn)) != srs_success) {
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return srs_error_wrap(err, "handshake: read");
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}
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if ((r0 = BIO_write(bio_in, buf, nn)) <= 0) {
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// TODO: 0 or -1 maybe block, use BIO_should_retry to check.
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return srs_error_new(ERROR_HTTPS_HANDSHAKE, "BIO_write r0=%d, data=%p, size=%d", r0, buf, nn);
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}
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if ((r0 = SSL_do_handshake(ssl)) != -1 || (r1 = SSL_get_error(ssl, r0)) != SSL_ERROR_WANT_READ) {
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return srs_error_new(ERROR_HTTPS_HANDSHAKE, "handshake r0=%d, r1=%d", r0, r1);
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}
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if ((size = BIO_get_mem_data(bio_out, &data)) > 0) {
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// OK, reset it for the next write.
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if ((r0 = BIO_reset(bio_in)) != 1) {
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return srs_error_new(ERROR_HTTPS_HANDSHAKE, "BIO_reset r0=%d", r0);
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}
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break;
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}
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}
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srs_info("https: ServerHello done");
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// Send Client Key Exchange, Change Cipher Spec, Encrypted Handshake Message
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if ((err = transport->write(data, size, NULL)) != srs_success) {
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return srs_error_wrap(err, "handshake: write data=%p, size=%d", data, size);
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}
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if ((r0 = BIO_reset(bio_out)) != 1) {
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return srs_error_new(ERROR_HTTPS_HANDSHAKE, "BIO_reset r0=%d", r0);
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}
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srs_info("https: Client done");
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// Receive New Session Ticket, Change Cipher Spec, Encrypted Handshake Message
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while (true) {
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char buf[128];
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ssize_t nn = 0;
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if ((err = transport->read(buf, sizeof(buf), &nn)) != srs_success) {
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return srs_error_wrap(err, "handshake: read");
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}
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if ((r0 = BIO_write(bio_in, buf, nn)) <= 0) {
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// TODO: 0 or -1 maybe block, use BIO_should_retry to check.
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return srs_error_new(ERROR_HTTPS_HANDSHAKE, "BIO_write r0=%d, data=%p, size=%d", r0, buf, nn);
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}
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r0 = SSL_do_handshake(ssl); r1 = SSL_get_error(ssl, r0);
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if (r0 == 1 && r1 == SSL_ERROR_NONE) {
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break;
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}
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if (r0 != -1 || r1 != SSL_ERROR_WANT_READ) {
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return srs_error_new(ERROR_HTTPS_HANDSHAKE, "handshake r0=%d, r1=%d", r0, r1);
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}
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}
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srs_info("https: Server done");
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return err;
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}
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srs_error_t SrsSslClient::read(void* plaintext, size_t nn_plaintext, ssize_t* nread)
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{
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srs_error_t err = srs_success;
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while (true) {
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int r0 = SSL_read(ssl, plaintext, nn_plaintext); int r1 = SSL_get_error(ssl, r0);
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int r2 = BIO_ctrl_pending(bio_in); int r3 = SSL_is_init_finished(ssl);
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// OK, got data.
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if (r0 > 0) {
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srs_assert(r0 <= (int)nn_plaintext);
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if (nread) {
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*nread = r0;
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}
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return err;
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}
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// Need to read more data to feed SSL.
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if (r0 == -1 && r1 == SSL_ERROR_WANT_READ) {
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// TODO: Can we avoid copy?
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int nn_cipher = nn_plaintext;
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char* cipher = new char[nn_cipher];
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SrsAutoFreeA(char, cipher);
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// Read the cipher from SSL.
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ssize_t nn = 0;
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if ((err = transport->read(cipher, nn_cipher, &nn)) != srs_success) {
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return srs_error_wrap(err, "https: read");
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}
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int r0 = BIO_write(bio_in, cipher, nn);
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if (r0 <= 0) {
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// TODO: 0 or -1 maybe block, use BIO_should_retry to check.
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return srs_error_new(ERROR_HTTPS_READ, "BIO_write r0=%d, cipher=%p, size=%d", r0, cipher, nn);
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}
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continue;
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}
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// Fail for error.
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if (r0 <= 0) {
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return srs_error_new(ERROR_HTTPS_READ, "SSL_read r0=%d, r1=%d, r2=%d, r3=%d",
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r0, r1, r2, r3);
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}
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}
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}
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srs_error_t SrsSslClient::write(void* plaintext, size_t nn_plaintext, ssize_t* nwrite)
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{
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srs_error_t err = srs_success;
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for (char* p = (char*)plaintext; p < (char*)plaintext + nn_plaintext;) {
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int left = (int)nn_plaintext - (p - (char*)plaintext);
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int r0 = SSL_write(ssl, (const void*)p, left);
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int r1 = SSL_get_error(ssl, r0);
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if (r0 <= 0) {
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return srs_error_new(ERROR_HTTPS_WRITE, "https: write data=%p, size=%d, r0=%d, r1=%d", p, left, r0, r1);
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}
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// Move p to the next writing position.
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p += r0;
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if (nwrite) {
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*nwrite += (ssize_t)r0;
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}
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uint8_t* data = NULL;
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int size = BIO_get_mem_data(bio_out, &data);
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if ((err = transport->write(data, size, NULL)) != srs_success) {
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return srs_error_wrap(err, "https: write data=%p, size=%d", data, size);
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}
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if ((r0 = BIO_reset(bio_out)) != 1) {
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return srs_error_new(ERROR_HTTPS_WRITE, "BIO_reset r0=%d", r0);
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}
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}
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return err;
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}
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SrsHttpClient::SrsHttpClient()
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{
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transport = NULL;
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ssl_transport = NULL;
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clk = new SrsWallClock();
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kbps = new SrsKbps(clk);
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parser = NULL;
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recv_timeout = timeout = SRS_UTIME_NO_TIMEOUT;
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port = 0;
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}
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SrsHttpClient::~SrsHttpClient()
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{
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disconnect();
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srs_freep(kbps);
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srs_freep(clk);
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srs_freep(parser);
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}
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srs_error_t SrsHttpClient::initialize(string schema, string h, int p, srs_utime_t tm)
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{
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srs_error_t err = srs_success;
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srs_freep(parser);
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parser = new SrsHttpParser();
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if ((err = parser->initialize(HTTP_RESPONSE)) != srs_success) {
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return srs_error_wrap(err, "http: init parser");
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}
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// Always disconnect the transport.
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schema_ = schema;
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host = h;
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port = p;
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recv_timeout = timeout = tm;
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disconnect();
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// ep used for host in header.
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string ep = host;
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if (port > 0 && port != SRS_CONSTS_HTTP_DEFAULT_PORT) {
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ep += ":" + srs_int2str(port);
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}
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// Set default value for headers.
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headers["Host"] = ep;
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headers["Connection"] = "Keep-Alive";
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headers["User-Agent"] = RTMP_SIG_SRS_SERVER;
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headers["Content-Type"] = "application/json";
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return err;
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}
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SrsHttpClient* SrsHttpClient::set_header(string k, string v)
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{
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headers[k] = v;
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return this;
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}
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srs_error_t SrsHttpClient::post(string path, string req, ISrsHttpMessage** ppmsg)
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{
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*ppmsg = NULL;
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srs_error_t err = srs_success;
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// always set the content length.
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headers["Content-Length"] = srs_int2str(req.length());
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if ((err = connect()) != srs_success) {
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return srs_error_wrap(err, "http: connect server");
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}
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if (path.size() == 0) {
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path = "/";
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}
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// send POST request to uri
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// POST %s HTTP/1.1\r\nHost: %s\r\nContent-Length: %d\r\n\r\n%s
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std::stringstream ss;
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ss << "POST " << path << " " << "HTTP/1.1" << SRS_HTTP_CRLF;
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for (map<string, string>::iterator it = headers.begin(); it != headers.end(); ++it) {
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string key = it->first;
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string value = it->second;
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ss << key << ": " << value << SRS_HTTP_CRLF;
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}
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ss << SRS_HTTP_CRLF << req;
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std::string data = ss.str();
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if ((err = writer()->write((void*)data.c_str(), data.length(), NULL)) != srs_success) {
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// Disconnect the transport when channel error, reconnect for next operation.
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disconnect();
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return srs_error_wrap(err, "http: write");
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}
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ISrsHttpMessage* msg = NULL;
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if ((err = parser->parse_message(reader(), &msg)) != srs_success) {
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return srs_error_wrap(err, "http: parse response");
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}
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srs_assert(msg);
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if (ppmsg) {
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*ppmsg = msg;
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} else {
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srs_freep(msg);
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}
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return err;
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}
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srs_error_t SrsHttpClient::get(string path, string req, ISrsHttpMessage** ppmsg)
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{
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*ppmsg = NULL;
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srs_error_t err = srs_success;
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// always set the content length.
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headers["Content-Length"] = srs_int2str(req.length());
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if ((err = connect()) != srs_success) {
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return srs_error_wrap(err, "http: connect server");
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}
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// send POST request to uri
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// GET %s HTTP/1.1\r\nHost: %s\r\nContent-Length: %d\r\n\r\n%s
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std::stringstream ss;
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ss << "GET " << path << " " << "HTTP/1.1" << SRS_HTTP_CRLF;
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for (map<string, string>::iterator it = headers.begin(); it != headers.end(); ++it) {
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string key = it->first;
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string value = it->second;
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ss << key << ": " << value << SRS_HTTP_CRLF;
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}
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ss << SRS_HTTP_CRLF << req;
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std::string data = ss.str();
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if ((err = writer()->write((void*)data.c_str(), data.length(), NULL)) != srs_success) {
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// Disconnect the transport when channel error, reconnect for next operation.
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disconnect();
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return srs_error_wrap(err, "http: write");
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}
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ISrsHttpMessage* msg = NULL;
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if ((err = parser->parse_message(reader(), &msg)) != srs_success) {
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return srs_error_wrap(err, "http: parse response");
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}
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srs_assert(msg);
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if (ppmsg) {
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*ppmsg = msg;
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} else {
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srs_freep(msg);
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}
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return err;
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}
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void SrsHttpClient::set_recv_timeout(srs_utime_t tm)
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{
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recv_timeout = tm;
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}
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void SrsHttpClient::kbps_sample(const char* label, int64_t age)
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{
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kbps->sample();
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int sr = kbps->get_send_kbps();
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int sr30s = kbps->get_send_kbps_30s();
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int sr5m = kbps->get_send_kbps_5m();
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int rr = kbps->get_recv_kbps();
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int rr30s = kbps->get_recv_kbps_30s();
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int rr5m = kbps->get_recv_kbps_5m();
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srs_trace("<- %s time=%" PRId64 ", okbps=%d,%d,%d, ikbps=%d,%d,%d", label, age, sr, sr30s, sr5m, rr, rr30s, rr5m);
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}
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void SrsHttpClient::disconnect()
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{
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kbps->set_io(NULL, NULL);
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srs_freep(ssl_transport);
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srs_freep(transport);
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}
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srs_error_t SrsHttpClient::connect()
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{
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srs_error_t err = srs_success;
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// When transport connected, ignore.
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if (transport) {
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return err;
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}
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transport = new SrsTcpClient(host, port, timeout);
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if ((err = transport->connect()) != srs_success) {
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disconnect();
|
||||
return srs_error_wrap(err, "http: tcp connect %s %s:%d to=%dms, rto=%dms",
|
||||
schema_.c_str(), host.c_str(), port, srsu2msi(timeout), srsu2msi(recv_timeout));
|
||||
}
|
||||
|
||||
// Set the recv/send timeout in srs_utime_t.
|
||||
transport->set_recv_timeout(recv_timeout);
|
||||
transport->set_send_timeout(timeout);
|
||||
|
||||
kbps->set_io(transport, transport);
|
||||
|
||||
if (schema_ != "https") {
|
||||
return err;
|
||||
}
|
||||
|
||||
#if !defined(SRS_HTTPS)
|
||||
return srs_error_new(ERROR_HTTPS_NOT_SUPPORTED, "should configure with --https=on");
|
||||
#else
|
||||
srs_assert(!ssl_transport);
|
||||
ssl_transport = new SrsSslClient(transport);
|
||||
|
||||
srs_utime_t starttime = srs_update_system_time();
|
||||
|
||||
if ((err = ssl_transport->handshake()) != srs_success) {
|
||||
disconnect();
|
||||
return srs_error_wrap(err, "http: ssl connect %s %s:%d to=%dms, rto=%dms",
|
||||
schema_.c_str(), host.c_str(), port, srsu2msi(timeout), srsu2msi(recv_timeout));
|
||||
}
|
||||
|
||||
int cost = srsu2msi(srs_update_system_time() - starttime);
|
||||
srs_trace("https: connected to %s://%s:%d, cost=%dms", schema_.c_str(), host.c_str(), port, cost);
|
||||
|
||||
return err;
|
||||
#endif
|
||||
}
|
||||
|
||||
ISrsStreamWriter* SrsHttpClient::writer()
|
||||
{
|
||||
if (ssl_transport) {
|
||||
return ssl_transport;
|
||||
}
|
||||
return transport;
|
||||
}
|
||||
|
||||
ISrsReader* SrsHttpClient::reader()
|
||||
{
|
||||
if (ssl_transport) {
|
||||
return ssl_transport;
|
||||
}
|
||||
return transport;
|
||||
}
|
||||
|
||||
Loading…
Add table
Add a link
Reference in a new issue