[PATCH gpgme 3/3] tests: Add test for cancellation
Daiki Ueno
ueno at gnu.org
Fri Feb 5 07:41:45 CET 2016
* tests/gpg/t-cancel.c: New file.
* tests/gpg/Makefile.am (tests_skipped): New variable, default to
t-genkey and t-cancel.
(noinst_PROGRAMS): Add $(tests_skipped).
Signed-off-by: Daiki Ueno <ueno at gnu.org>
---
tests/gpg/Makefile.am | 12 ++-
tests/gpg/t-cancel.c | 258 ++++++++++++++++++++++++++++++++++++++++++++++++++
2 files changed, 268 insertions(+), 2 deletions(-)
create mode 100644 tests/gpg/t-cancel.c
diff --git a/tests/gpg/Makefile.am b/tests/gpg/Makefile.am
index 107397b..4148ea2 100644
--- a/tests/gpg/Makefile.am
+++ b/tests/gpg/Makefile.am
@@ -62,9 +62,17 @@ AM_CPPFLAGS = -I$(top_builddir)/src @GPG_ERROR_CFLAGS@
AM_LDFLAGS = -no-install
LDADD = ../../src/libgpgme.la
t_thread1_LDADD = ../../src/libgpgme-pthread.la -lpthread
+t_cancel_LDADD = ../../src/libgpgme-pthread.la -lpthread
+
+# We don't run t-genkey and t-cancel in the test suite, because it
+# takes too long
+tests_skipped = t-genkey
+if !HAVE_W32_SYSTEM
+tests_skipped += t-cancel
+endif
+
+noinst_PROGRAMS = $(c_tests) $(tests_skipped)
-# We don't run t-genkey in the test suite, because it takes too long
-noinst_PROGRAMS = $(c_tests) t-genkey
clean-local:
-$(top_srcdir)/tests/start-stop-agent --stop
diff --git a/tests/gpg/t-cancel.c b/tests/gpg/t-cancel.c
new file mode 100644
index 0000000..cc8362a
--- /dev/null
+++ b/tests/gpg/t-cancel.c
@@ -0,0 +1,258 @@
+/* t-thread-cancel.c - Regression test.
+ Copyright (C) 2000 Werner Koch (dd9jn)
+ Copyright (C) 2001, 2003, 2004 g10 Code GmbH
+
+ This file is part of GPGME.
+
+ GPGME is free software; you can redistribute it and/or modify it
+ under the terms of the GNU Lesser General Public License as
+ published by the Free Software Foundation; either version 2.1 of
+ the License, or (at your option) any later version.
+
+ GPGME is distributed in the hope that it will be useful, but
+ WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with this program; if not, write to the Free Software
+ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
+ 02111-1307, USA. */
+
+/* We need to include config.h so that we know whether we are building
+ with large file system (LFS) support. */
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <assert.h>
+#include <limits.h>
+#include <ctype.h>
+#include <errno.h>
+#include <unistd.h>
+#include <pthread.h>
+
+#include <gpgme.h>
+
+#include "t-support.h"
+
+struct op_result
+{
+ int done;
+ gpgme_error_t err;
+};
+
+static struct op_result op_result;
+
+struct one_fd
+{
+ int fd;
+ int dir;
+ gpgme_io_cb_t fnc;
+ void *fnc_data;
+};
+
+#define FDLIST_MAX 32
+static struct one_fd fdlist[FDLIST_MAX];
+
+static pthread_mutex_t lock = PTHREAD_MUTEX_INITIALIZER;
+
+static gpgme_error_t
+add_io_cb (void *data, int fd, int dir, gpgme_io_cb_t fnc, void *fnc_data,
+ void **r_tag)
+{
+ struct one_fd *fds = data;
+ int i;
+
+ pthread_mutex_lock (&lock);
+ for (i = 0; i < FDLIST_MAX; i++)
+ {
+ if (fds[i].fd == -1)
+ {
+ fds[i].fd = fd;
+ fds[i].dir = dir;
+ fds[i].fnc = fnc;
+ fds[i].fnc_data = fnc_data;
+ break;
+ }
+ }
+ pthread_mutex_unlock (&lock);
+ if (i == FDLIST_MAX)
+ return gpgme_err_make (GPG_ERR_SOURCE_USER_1, GPG_ERR_GENERAL);
+ *r_tag = &fds[i];
+ return 0;
+}
+
+static void
+remove_io_cb (void *tag)
+{
+ struct one_fd *fd = tag;
+
+ pthread_mutex_lock (&lock);
+ fd->fd = -1;
+ pthread_mutex_unlock (&lock);
+}
+
+static void
+io_event (void *data, gpgme_event_io_t type, void *type_data)
+{
+ struct op_result *result = data;
+
+ if (type == GPGME_EVENT_DONE)
+ {
+ result->done = 1;
+ result->err = * (gpgme_error_t *) type_data;
+ }
+}
+
+
+static int
+do_select (void)
+{
+ fd_set rfds;
+ fd_set wfds;
+ int i, n;
+ int any = 0;
+
+ pthread_mutex_lock (&lock);
+ FD_ZERO (&rfds);
+ FD_ZERO (&wfds);
+ for (i = 0; i < FDLIST_MAX; i++)
+ if (fdlist[i].fd != -1)
+ FD_SET (fdlist[i].fd, fdlist[i].dir ? &rfds : &wfds);
+ pthread_mutex_unlock (&lock);
+
+ /* No FD to watch. */
+ if (i == FDLIST_MAX)
+ return -1;
+
+ do
+ {
+ n = select (FD_SETSIZE, &rfds, &wfds, NULL, NULL);
+ }
+ while (n < 0 && errno == EINTR);
+
+ if (n < 0)
+ return n; /* Error or timeout. */
+
+ pthread_mutex_lock (&lock);
+ for (i = 0; i < FDLIST_MAX && n; i++)
+ {
+ if (fdlist[i].fd != -1)
+ {
+ if (FD_ISSET (fdlist[i].fd, fdlist[i].dir ? &rfds : &wfds))
+ {
+ assert (n);
+ n--;
+ any = 1;
+ (*fdlist[i].fnc) (fdlist[i].fnc_data, fdlist[i].fd);
+ }
+ }
+ }
+ pthread_mutex_unlock (&lock);
+ return any;
+}
+
+static int
+my_wait (void)
+{
+ int n;
+
+ do
+ {
+ n = do_select ();
+ }
+ while (n >= 0 && !op_result.done);
+ return 0;
+}
+
+
+static struct gpgme_io_cbs io_cbs =
+ {
+ add_io_cb,
+ fdlist,
+ remove_io_cb,
+ io_event,
+ &op_result
+ };
+
+
+static void *
+thread_cancel (void *data)
+{
+ gpgme_ctx_t ctx = data;
+ gpgme_error_t err;
+
+ usleep (100000);
+ err = gpgme_cancel (ctx);
+ fail_if_err (err);
+
+ return NULL;
+}
+
+int
+main (int argc, char *argv[])
+{
+ gpgme_ctx_t ctx;
+ gpgme_error_t err;
+ gpgme_engine_info_t info;
+ int i;
+ pthread_t tcancel;
+ const char *parms = "<GnupgKeyParms format=\"internal\">\n"
+ "Key-Type: RSA\n"
+ "Key-Length: 2048\n"
+ "Subkey-Type: RSA\n"
+ "Subkey-Length: 2048\n"
+ "Name-Real: Joe Tester\n"
+ "Name-Comment: (pp=abc)\n"
+ "Name-Email: joe at foo.bar\n"
+ "Expire-Date: 0\n"
+ "Passphrase: abc\n"
+ "</GnupgKeyParms>\n";
+
+ init_gpgme (GPGME_PROTOCOL_OpenPGP);
+
+ err = gpgme_get_engine_info (&info);
+ fail_if_err (err);
+
+ for (i = 0; i < FDLIST_MAX; i++)
+ fdlist[i].fd = -1;
+
+ err = gpgme_new (&ctx);
+ fail_if_err (err);
+ gpgme_set_armor (ctx, 1);
+ gpgme_set_io_cbs (ctx, &io_cbs);
+ op_result.done = 0;
+
+ pthread_create (&tcancel, NULL, thread_cancel, ctx);
+
+ err = gpgme_op_genkey_start (ctx, parms, NULL, NULL);
+ fail_if_err (err);
+
+ my_wait ();
+
+ pthread_join (tcancel, NULL);
+
+ if (op_result.err)
+ {
+ if (gpgme_err_code (op_result.err) == GPG_ERR_CANCELED)
+ {
+ fflush (NULL);
+ fputs ("Successfully cancelled\n", stdout);
+ }
+ else
+ {
+ fprintf (stderr,
+ "%s:%i: Operation finished with unexpected error: %s\n",
+ __FILE__, __LINE__, gpgme_strerror (op_result.err));
+ exit (1);
+ }
+ }
+
+ gpgme_release (ctx);
+
+ return 0;
+}
--
2.5.0
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