diff options
Diffstat (limited to 'test/core/handshake')
-rw-r--r-- | test/core/handshake/client_ssl.c | 27 |
1 files changed, 20 insertions, 7 deletions
diff --git a/test/core/handshake/client_ssl.c b/test/core/handshake/client_ssl.c index a22133e629..1a06fd6255 100644 --- a/test/core/handshake/client_ssl.c +++ b/test/core/handshake/client_ssl.c @@ -59,13 +59,17 @@ typedef struct { char *alpn_preferred; } server_args; -// From https://wiki.openssl.org/index.php/Simple_TLS_Server. -static int create_socket(int port) { +// Based on https://wiki.openssl.org/index.php/Simple_TLS_Server. +// Pick an arbitrary unused port and return it in *out_port. Return +// an fd>=0 on success. +static int create_socket(int *out_port) { int s; struct sockaddr_in addr; + socklen_t addr_len; + *out_port = -1; addr.sin_family = AF_INET; - addr.sin_port = htons((uint16_t)port); + addr.sin_port = 0; addr.sin_addr.s_addr = htonl(INADDR_ANY); s = socket(AF_INET, SOCK_STREAM, 0); @@ -76,7 +80,7 @@ static int create_socket(int port) { if (bind(s, (struct sockaddr *)&addr, sizeof(addr)) < 0) { perror("Unable to bind"); - gpr_log(GPR_ERROR, "Unable to bind to %d", port); + gpr_log(GPR_ERROR, "%s", "Unable to bind to any port"); close(s); return -1; } @@ -87,6 +91,16 @@ static int create_socket(int port) { return -1; } + addr_len = sizeof(addr); + if (getsockname(s, (struct sockaddr *)&addr, &addr_len) != 0 || + addr_len > sizeof(addr)) { + perror("getsockname"); + gpr_log(GPR_ERROR, "%s", "Unable to get socket local address"); + close(s); + return -1; + } + + *out_port = ntohs(addr.sin_port); return s; } @@ -215,13 +229,12 @@ static bool client_ssl_test(char *server_alpn_preferred) { int server_socket = -1; int socket_retries = 30; while (server_socket == -1 && socket_retries-- > 0) { - port = grpc_pick_unused_port_or_die(); - server_socket = create_socket(port); + server_socket = create_socket(&port); if (server_socket == -1) { sleep(1); } } - GPR_ASSERT(server_socket > 0); + GPR_ASSERT(server_socket > 0 && port > 0); // Launch the TLS server thread. gpr_thd_options thdopt = gpr_thd_options_default(); |