[CRIU] [PATCH 3/3] zdtm: Add file owners test on pipes

[Cyrill Gorcunov]

Signed-off-by: Cyrill Gorcunov <gorcunov at openvz.org>
---
 test/zdtm.sh                      |    1 +
 test/zdtm/live/static/Makefile    |    1 +
 test/zdtm/live/static/file_fown.c |   95 +++++++++++++++++++++++++++++++++++++
 3 files changed, 97 insertions(+), 0 deletions(-)
 create mode 100644 test/zdtm/live/static/file_fown.c

diff --git a/test/zdtm.sh b/test/zdtm.sh
index 2c35100..180c0e4 100644
--- a/test/zdtm.sh
+++ b/test/zdtm.sh
@@ -34,6 +34,7 @@ static/cmdlinenv00
 static/socket_listen
 static/socket_udp
 static/selfexe00
+static/file_fown
 "
 
 UTS_TEST_LIST="
diff --git a/test/zdtm/live/static/Makefile b/test/zdtm/live/static/Makefile
index c75b038..cc5a8ec 100644
--- a/test/zdtm/live/static/Makefile
+++ b/test/zdtm/live/static/Makefile
@@ -37,6 +37,7 @@ TST_NOFILE	=				\
 		selfexe00			\
 		sem				\
 		maps01				\
+		file_fown			\
 #		jobctl00			\
 
 TST_FILE	=				\
diff --git a/test/zdtm/live/static/file_fown.c b/test/zdtm/live/static/file_fown.c
new file mode 100644
index 0000000..fffaee9
--- /dev/null
+++ b/test/zdtm/live/static/file_fown.c
@@ -0,0 +1,95 @@
+#include <errno.h>
+#include <fcntl.h>
+#include <unistd.h>
+#include <stdlib.h>
+#include <signal.h>
+#include <string.h>
+#include <utime.h>
+#include <sys/stat.h>
+#include <sys/types.h>
+#include <sys/wait.h>
+#include <sys/mman.h>
+
+#include "zdtmtst.h"
+
+#ifndef F_SETSIG
+#define F_SETSIG	10	/* for sockets. */
+#define F_GETSIG	11	/* for sockets. */
+#endif
+
+const char *test_doc	= "Check for signal delivery for file owners";
+const char *test_author	= "Cyrill Gorcunov <gorcunov at openvz.org>";
+
+static int received_io;
+
+static void signal_handler_io(int status)
+{
+	received_io++;
+}
+
+int main(int argc, char ** argv)
+{
+	struct sigaction saio;
+	int pipes[2];
+	int own_befor[2], sig_befor[2];
+	int own_after[2], sig_after[2];
+	int v = 1;
+
+	test_init(argc, argv);
+
+	if (pipe(pipes)) {
+		err("Can't create pipes: %m\n");
+		exit(1);
+	}
+
+	memset(&saio, 0, sizeof(saio));
+	saio.sa_handler = (sig_t)signal_handler_io;
+	sigaction(SIGIO, &saio, 0);
+
+	fcntl(pipes[0], F_SETOWN, getpid());
+	fcntl(pipes[1], F_SETOWN, getpid());
+
+	own_befor[0] = fcntl(pipes[0], F_GETOWN);
+	own_befor[1] = fcntl(pipes[1], F_GETOWN);
+	test_msg("befor: owner %d %d\n", own_befor[0], own_befor[1]);
+
+	fcntl(pipes[0], F_SETSIG, SIGIO);
+	fcntl(pipes[1], F_SETSIG, SIGIO);
+
+	sig_befor[0] = fcntl(pipes[0], F_GETSIG);
+	sig_befor[1] = fcntl(pipes[1], F_GETSIG);
+	test_msg("befor: siganls %d %d\n", sig_befor[0], sig_befor[1]);
+
+	fcntl(pipes[0], F_SETFL, fcntl(pipes[0], F_GETFL) | O_NONBLOCK | O_ASYNC);
+	fcntl(pipes[1], F_SETFL, fcntl(pipes[1], F_GETFL) | O_NONBLOCK | O_ASYNC);
+
+	write(pipes[1], &v, sizeof(v));
+	read(pipes[0], &v, sizeof(v));
+
+	write(pipes[1], &v, sizeof(v));
+	read(pipes[0], &v, sizeof(v));
+
+	test_daemon();
+	test_waitsig();
+
+	own_after[0] = fcntl(pipes[0], F_GETOWN);
+	own_after[1] = fcntl(pipes[1], F_GETOWN);
+	test_msg("after: owner %d %d\n", own_after[0], own_after[1]);
+
+	fcntl(pipes[0], F_SETSIG, SIGIO);
+	fcntl(pipes[1], F_SETSIG, SIGIO);
+
+	sig_after[0] = fcntl(pipes[0], F_GETSIG);
+	sig_after[1] = fcntl(pipes[1], F_GETSIG);
+	test_msg("after: siganls %d %d\n", sig_after[0], sig_after[1]);
+
+	if (received_io < 1					||
+	    memcmp(own_befor, own_after, sizeof(own_befor))	||
+	    memcmp(sig_befor, sig_after, sizeof(own_befor))) {
+		fail();
+		exit(1);
+	}
+
+	pass();
+	return 0;
+}
-- 
1.7.7.6