diff options
Diffstat (limited to 'gio/tests/socket-testclient.c')
| -rw-r--r-- | gio/tests/socket-testclient.c | 444 |
1 files changed, 444 insertions, 0 deletions
diff --git a/gio/tests/socket-testclient.c b/gio/tests/socket-testclient.c new file mode 100644 index 000000000..025632767 --- /dev/null +++ b/gio/tests/socket-testclient.c @@ -0,0 +1,444 @@ +#include <gio/gio.h> +#include <gio/gunixsocketaddress.h> +#include <glib.h> +#include <stdlib.h> +#include <stdio.h> +#include <string.h> + +#include "gtlsconsoleinteraction.h" + +GMainLoop *loop; + +gboolean verbose = FALSE; +gboolean non_blocking = FALSE; +gboolean use_udp = FALSE; +int cancel_timeout = 0; +int read_timeout = 0; +gboolean unix_socket = FALSE; +gboolean tls = FALSE; + +static GOptionEntry cmd_entries[] = { + {"cancel", 'c', 0, G_OPTION_ARG_INT, &cancel_timeout, + "Cancel any op after the specified amount of seconds", NULL}, + {"udp", 'u', 0, G_OPTION_ARG_NONE, &use_udp, + "Use udp instead of tcp", NULL}, + {"verbose", 'v', 0, G_OPTION_ARG_NONE, &verbose, + "Be verbose", NULL}, + {"non-blocking", 'n', 0, G_OPTION_ARG_NONE, &non_blocking, + "Enable non-blocking i/o", NULL}, +#ifdef G_OS_UNIX + {"unix", 'U', 0, G_OPTION_ARG_NONE, &unix_socket, + "Use a unix socket instead of IP", NULL}, +#endif + {"timeout", 't', 0, G_OPTION_ARG_INT, &read_timeout, + "Time out reads after the specified number of seconds", NULL}, + {"tls", 'T', 0, G_OPTION_ARG_NONE, &tls, + "Use TLS (SSL)", NULL}, + G_OPTION_ENTRY_NULL +}; + +#include "socket-common.c" + +static gboolean +accept_certificate (GTlsClientConnection *conn, + GTlsCertificate *cert, + GTlsCertificateFlags errors, + gpointer user_data) +{ + g_print ("Certificate would have been rejected ( "); + if (errors & G_TLS_CERTIFICATE_UNKNOWN_CA) + g_print ("unknown-ca "); + if (errors & G_TLS_CERTIFICATE_BAD_IDENTITY) + g_print ("bad-identity "); + if (errors & G_TLS_CERTIFICATE_NOT_ACTIVATED) + g_print ("not-activated "); + if (errors & G_TLS_CERTIFICATE_EXPIRED) + g_print ("expired "); + if (errors & G_TLS_CERTIFICATE_REVOKED) + g_print ("revoked "); + if (errors & G_TLS_CERTIFICATE_INSECURE) + g_print ("insecure "); + g_print (") but accepting anyway.\n"); + + return TRUE; +} + +static GTlsCertificate * +lookup_client_certificate (GTlsClientConnection *conn, + GError **error) +{ + GList *l, *accepted; + GList *c, *certificates; + GTlsDatabase *database; + GTlsCertificate *certificate = NULL; + GTlsConnection *base; + + accepted = g_tls_client_connection_get_accepted_cas (conn); + for (l = accepted; l != NULL; l = g_list_next (l)) + { + base = G_TLS_CONNECTION (conn); + database = g_tls_connection_get_database (base); + certificates = g_tls_database_lookup_certificates_issued_by (database, l->data, + g_tls_connection_get_interaction (base), + G_TLS_DATABASE_LOOKUP_KEYPAIR, + NULL, error); + if (error && *error) + break; + + if (certificates) + certificate = g_object_ref (certificates->data); + + for (c = certificates; c != NULL; c = g_list_next (c)) + g_object_unref (c->data); + g_list_free (certificates); + } + + for (l = accepted; l != NULL; l = g_list_next (l)) + g_byte_array_unref (l->data); + g_list_free (accepted); + + if (certificate == NULL && error && !*error) + g_set_error_literal (error, G_TLS_ERROR, G_TLS_ERROR_CERTIFICATE_REQUIRED, + "Server requested a certificate, but could not find relevant certificate in database."); + return certificate; +} + +static gboolean +make_connection (const char *argument, + GTlsCertificate *certificate, + GCancellable *cancellable, + GSocket **socket, + GSocketAddress **address, + GIOStream **connection, + GInputStream **istream, + GOutputStream **ostream, + GError **error) +{ + GSocketType socket_type; + GSocketFamily socket_family; + GSocketAddressEnumerator *enumerator; + GSocketConnectable *connectable; + GSocketAddress *src_address; + GTlsInteraction *interaction; + GError *err = NULL; + + if (use_udp) + socket_type = G_SOCKET_TYPE_DATAGRAM; + else + socket_type = G_SOCKET_TYPE_STREAM; + + if (unix_socket) + socket_family = G_SOCKET_FAMILY_UNIX; + else + socket_family = G_SOCKET_FAMILY_IPV4; + + *socket = g_socket_new (socket_family, socket_type, 0, error); + if (*socket == NULL) + return FALSE; + + if (read_timeout) + g_socket_set_timeout (*socket, read_timeout); + + if (unix_socket) + { + GSocketAddress *addr; + + addr = socket_address_from_string (argument); + if (addr == NULL) + { + g_set_error (error, G_IO_ERROR, G_IO_ERROR_FAILED, + "Could not parse '%s' as unix socket name", argument); + return FALSE; + } + connectable = G_SOCKET_CONNECTABLE (addr); + } + else + { + connectable = g_network_address_parse (argument, 7777, error); + if (connectable == NULL) + return FALSE; + } + + enumerator = g_socket_connectable_enumerate (connectable); + while (TRUE) + { + *address = g_socket_address_enumerator_next (enumerator, cancellable, error); + if (*address == NULL) + { + if (error != NULL && *error == NULL) + g_set_error_literal (error, G_IO_ERROR, G_IO_ERROR_FAILED, + "No more addresses to try"); + return FALSE; + } + + if (g_socket_connect (*socket, *address, cancellable, &err)) + break; + g_message ("Connection to %s failed: %s, trying next", socket_address_to_string (*address), err->message); + g_clear_error (&err); + + g_object_unref (*address); + } + g_object_unref (enumerator); + + g_print ("Connected to %s\n", + socket_address_to_string (*address)); + + src_address = g_socket_get_local_address (*socket, error); + if (!src_address) + { + g_prefix_error (error, "Error getting local address: "); + return FALSE; + } + + g_print ("local address: %s\n", + socket_address_to_string (src_address)); + g_object_unref (src_address); + + if (use_udp) + { + *connection = NULL; + *istream = NULL; + *ostream = NULL; + } + else + *connection = G_IO_STREAM (g_socket_connection_factory_create_connection (*socket)); + + if (tls) + { + GIOStream *tls_conn; + + tls_conn = g_tls_client_connection_new (*connection, connectable, error); + if (!tls_conn) + { + g_prefix_error (error, "Could not create TLS connection: "); + return FALSE; + } + + g_signal_connect (tls_conn, "accept-certificate", + G_CALLBACK (accept_certificate), NULL); + + interaction = g_tls_console_interaction_new (); + g_tls_connection_set_interaction (G_TLS_CONNECTION (tls_conn), interaction); + g_object_unref (interaction); + + if (certificate) + g_tls_connection_set_certificate (G_TLS_CONNECTION (tls_conn), certificate); + + g_object_unref (*connection); + *connection = G_IO_STREAM (tls_conn); + + if (!g_tls_connection_handshake (G_TLS_CONNECTION (tls_conn), + cancellable, error)) + { + g_prefix_error (error, "Error during TLS handshake: "); + return FALSE; + } + } + g_object_unref (connectable); + + if (*connection) + { + *istream = g_io_stream_get_input_stream (*connection); + *ostream = g_io_stream_get_output_stream (*connection); + } + + return TRUE; +} + +int +main (int argc, + char *argv[]) +{ + GSocket *socket = NULL; + GSocketAddress *address = NULL; + GError *error = NULL; + GOptionContext *context; + GCancellable *cancellable; + GIOStream *connection = NULL; + GInputStream *istream = NULL; + GOutputStream *ostream = NULL; + GSocketAddress *src_address = NULL; + GTlsCertificate *certificate = NULL; + gint i; + + address = NULL; + connection = NULL; + + context = g_option_context_new (" <hostname>[:port] - Test GSocket client stuff"); + g_option_context_add_main_entries (context, cmd_entries, NULL); + if (!g_option_context_parse (context, &argc, &argv, &error)) + { + g_printerr ("%s: %s\n", argv[0], error->message); + return 1; + } + + if (argc != 2) + { + g_printerr ("%s: %s\n", argv[0], "Need to specify hostname / unix socket name"); + return 1; + } + + if (use_udp && tls) + { + g_printerr ("DTLS (TLS over UDP) is not supported"); + return 1; + } + + if (cancel_timeout) + { + GThread *thread; + cancellable = g_cancellable_new (); + thread = g_thread_new ("cancel", cancel_thread, cancellable); + g_thread_unref (thread); + } + else + { + cancellable = NULL; + } + + loop = g_main_loop_new (NULL, FALSE); + + for (i = 0; i < 2; i++) + { + if (make_connection (argv[1], certificate, cancellable, &socket, &address, + &connection, &istream, &ostream, &error)) + break; + + if (g_error_matches (error, G_TLS_ERROR, G_TLS_ERROR_CERTIFICATE_REQUIRED)) + { + g_clear_error (&error); + certificate = lookup_client_certificate (G_TLS_CLIENT_CONNECTION (connection), &error); + if (certificate != NULL) + continue; + } + + g_printerr ("%s: %s", argv[0], error->message); + return 1; + } + + /* TODO: Test non-blocking connect/handshake */ + if (non_blocking) + g_socket_set_blocking (socket, FALSE); + + while (TRUE) + { + gchar buffer[4096]; + gssize size; + gsize to_send; + + if (fgets (buffer, sizeof buffer, stdin) == NULL) + break; + + to_send = strlen (buffer); + while (to_send > 0) + { + if (use_udp) + { + ensure_socket_condition (socket, G_IO_OUT, cancellable); + size = g_socket_send_to (socket, address, + buffer, to_send, + cancellable, &error); + } + else + { + ensure_connection_condition (connection, G_IO_OUT, cancellable); + size = g_output_stream_write (ostream, + buffer, to_send, + cancellable, &error); + } + + if (size < 0) + { + if (g_error_matches (error, + G_IO_ERROR, + G_IO_ERROR_WOULD_BLOCK)) + { + g_print ("socket send would block, handling\n"); + g_error_free (error); + error = NULL; + continue; + } + else + { + g_printerr ("Error sending to socket: %s\n", + error->message); + return 1; + } + } + + g_print ("sent %" G_GSSIZE_FORMAT " bytes of data\n", size); + + if (size == 0) + { + g_printerr ("Unexpected short write\n"); + return 1; + } + + to_send -= size; + } + + if (use_udp) + { + ensure_socket_condition (socket, G_IO_IN, cancellable); + size = g_socket_receive_from (socket, &src_address, + buffer, sizeof buffer, + cancellable, &error); + } + else + { + ensure_connection_condition (connection, G_IO_IN, cancellable); + size = g_input_stream_read (istream, + buffer, sizeof buffer, + cancellable, &error); + } + + if (size < 0) + { + g_printerr ("Error receiving from socket: %s\n", + error->message); + return 1; + } + + if (size == 0) + break; + + g_print ("received %" G_GSSIZE_FORMAT " bytes of data", size); + if (use_udp) + g_print (" from %s", socket_address_to_string (src_address)); + g_print ("\n"); + + if (verbose) + g_print ("-------------------------\n" + "%.*s" + "-------------------------\n", + (int)size, buffer); + + } + + g_print ("closing socket\n"); + + if (connection) + { + if (!g_io_stream_close (connection, cancellable, &error)) + { + g_printerr ("Error closing connection: %s\n", + error->message); + return 1; + } + g_object_unref (connection); + } + else + { + if (!g_socket_close (socket, &error)) + { + g_printerr ("Error closing socket: %s\n", + error->message); + return 1; + } + } + + g_object_unref (socket); + g_object_unref (address); + + return 0; +} |