[CRIU] [PATCH 2/3] zdtm: Add pipe02 test

[Cyrill Gorcunov]

To test pipe reception via SCM.

Signed-off-by: Cyrill Gorcunov <gorcunov at openvz.org>
---
 test/zdtm.sh                   |    1 +
 test/zdtm/live/static/Makefile |    1 +
 test/zdtm/live/static/pipe02.c |   68 ++++++++++++++++++++++++++++++++++++++++
 3 files changed, 70 insertions(+), 0 deletions(-)
 create mode 100644 test/zdtm/live/static/pipe02.c

diff --git a/test/zdtm.sh b/test/zdtm.sh
index f730c96..2b74b41 100644
--- a/test/zdtm.sh
+++ b/test/zdtm.sh
@@ -5,6 +5,7 @@ ZP="zdtm/live"
 TEST_LIST="
 static/pipe00
 static/pipe01
+static/pipe02
 static/busyloop00
 static/cwd00
 static/env00
diff --git a/test/zdtm/live/static/Makefile b/test/zdtm/live/static/Makefile
index 6059bb9..8a002c3 100644
--- a/test/zdtm/live/static/Makefile
+++ b/test/zdtm/live/static/Makefile
@@ -30,6 +30,7 @@ TST_NOFILE	=				\
 		ptrace_sig			\
 		pipe00				\
 		pipe01				\
+		pipe02				\
 		pthread00			\
 		vdso00				\
 		utsname				\
diff --git a/test/zdtm/live/static/pipe02.c b/test/zdtm/live/static/pipe02.c
new file mode 100644
index 0000000..ac29cec
--- /dev/null
+++ b/test/zdtm/live/static/pipe02.c
@@ -0,0 +1,68 @@
+#include <unistd.h>
+#include <stdlib.h>
+#include <signal.h>
+#include <string.h>
+#include <sys/wait.h>
+
+#include "zdtmtst.h"
+
+const char *test_doc	= "Pipes with slave creation";
+const char *test_author	= "Cyrill Gorcunov <gorcunov at openvz.org>";
+
+#define TEST_STRING "Test message"
+
+int main(int argc, char ** argv)
+{
+	char buf[sizeof(TEST_STRING)];
+	task_waiter_t t;
+	int pipes[2];
+	int status;
+	pid_t pid;
+	int ret;
+
+	test_init(argc, argv);
+	task_waiter_init(&t);
+
+	ret = pipe(pipes);
+	if (ret) {
+		err("Can't create pipe");
+		exit(1);
+	}
+
+	pid = test_fork();
+	if (pid == 0) {
+		task_waiter_wait4(&t, getppid());
+
+		ret = read(pipes[0], buf, sizeof(buf));
+		if (ret != sizeof(buf) || strcmp(buf, TEST_STRING)) {
+			err("read failed: %d", ret);
+			exit(1);
+		}
+
+		exit(0);
+	} else if (pid < 0) {
+		err("Can't fork");
+		exit(1);
+	}
+
+	ret = write(pipes[1], TEST_STRING, sizeof(TEST_STRING));
+	if (ret != sizeof(TEST_STRING)) {
+		err("write failed: %d", ret);
+		exit(1);
+	}
+
+	test_daemon();
+	test_waitsig();
+
+	task_waiter_complete_current(&t);
+
+	waitpid(pid, &status, P_ALL);
+	errno = (status >> 8) & 0x7f;
+	if (errno) {
+		fail("Child exited with error %m");
+		exit(errno);
+	}
+
+	pass();
+	return 0;
+}
-- 
1.7.7.6