introduce a simple test for testing add_device_node and remove_device_node

.gitignore

@@ -81,6 +81,7 @@ src/lxc/version.h
 src/python-lxc/build/
 src/python-lxc/lxc/__pycache__/
 
+src/tests/lxc-test-device-add-remove
 src/tests/lxc-test-attach
 src/tests/lxc-test-cgpath
 src/tests/lxc-test-clonetest
@@ -91,16 +92,16 @@ src/tests/lxc-test-createtest
 src/tests/lxc-test-destroytest
 src/tests/lxc-test-get_item
 src/tests/lxc-test-getkeys
+src/tests/lxc-test-list
 src/tests/lxc-test-locktests
 src/tests/lxc-test-lxcpath
+src/tests/lxc-test-may-control
+src/tests/lxc-test-reboot
 src/tests/lxc-test-saveconfig
 src/tests/lxc-test-shutdowntest
 src/tests/lxc-test-snapshot
 src/tests/lxc-test-startone
 src/tests/lxc-usernic-test
-src/tests/lxc-test-may-control
-src/tests/lxc-test-reboot
-src/tests/lxc-test-list
 
 config/compile
 config/config.guess

src/tests/Makefile.am

@@ -21,6 +21,7 @@ lxc_test_may_control_SOURCES = may_control.c
 lxc_test_reboot_SOURCES = reboot.c
 lxc_test_list_SOURCES = list.c
 lxc_test_attach_SOURCES = attach.c
+lxc_test_device_add_remove_SOURCES = device_add_remove.c
 
 AM_CFLAGS=-I$(top_srcdir)/src \
 	-DLXCROOTFSMOUNT=\"$(LXCROOTFSMOUNT)\" \
@@ -42,7 +43,7 @@ bin_PROGRAMS = lxc-test-containertests lxc-test-locktests lxc-test-startone \
 	lxc-test-shutdowntest lxc-test-get_item lxc-test-getkeys lxc-test-lxcpath \
 	lxc-test-cgpath lxc-test-clonetest lxc-test-console \
 	lxc-test-snapshot lxc-test-concurrent lxc-test-may-control \
-	lxc-test-reboot lxc-test-list lxc-test-attach
+	lxc-test-reboot lxc-test-list lxc-test-attach lxc-test-device-add-remove
 
 bin_SCRIPTS = lxc-test-usernic
 
@@ -72,4 +73,5 @@ EXTRA_DIST = \
 	may_control.c \
 	lxc-test-ubuntu \
 	lxc-test-unpriv \
+	device_add_remove.c \
 	list.c

src/tests/device_add_remove.c

+/* DEVICE_add_remove.c
+ *
+ * Copyright © 2014 S.Çağlar Onur <caglar@10ur.org>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2, as
+ * published by the Free Software Foundation.
+ *
+ * This program 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <lxc/lxccontainer.h>
+
+#define NAME "device_add_remove_test"
+#define DEVICE "/dev/network_latency"
+
+int main(int argc, char *argv[])
+{
+	int ret = 1;
+	struct lxc_container *c;
+
+	c = lxc_container_new(NAME, NULL);
+	if (!c) {
+		fprintf(stderr, "Unable to instantiate container (%s)...\n", NAME);
+		goto out;
+	}
+
+	if (!c->create(c, "busybox", NULL, NULL, 1, NULL)) {
+		fprintf(stderr, "Creating the container (%s) failed...\n", NAME);
+		goto out;
+	}
+
+	c->want_daemonize(c, true);
+
+	if (!c->start(c, false, NULL)) {
+		fprintf(stderr, "Starting the container (%s) failed...\n", NAME);
+		goto out;
+	}
+
+	if (!c->add_device_node(c, DEVICE, DEVICE)) {
+		fprintf(stderr, "Adding %s to the container (%s) failed...\n", DEVICE, NAME);
+		goto out;
+	}
+	if (!c->remove_device_node(c, DEVICE, DEVICE)) {
+		fprintf(stderr, "Removing %s from the container (%s) failed...\n", DEVICE, NAME);
+		goto out;
+	}
+
+	if (!c->stop(c)) {
+		fprintf(stderr, "Stopping the container (%s) failed...\n", NAME);
+		goto out;
+	}
+
+	if (!c->destroy(c)) {
+		fprintf(stderr, "Destroying the container (%s) failed...\n", NAME);
+		goto out;
+	}
+	ret = 0;
+
+out:
+	lxc_container_put(c);
+	return ret;
+}