36 #define FOO		"/foo"  macro
37 #define BAR		"/foo/bar/"
65 	int drop_prog, allow_prog, foo = 0, bar = 0, rc = 0;  in test_foo_bar()  local
78 	/* Create cgroup /foo, get fd, and join it */  in test_foo_bar()
79 	foo = create_and_get_cgroup(FOO);  in test_foo_bar()
80 	if (!foo)  in test_foo_bar()
83 	if (join_cgroup(FOO))  in test_foo_bar()
86 	if (bpf_prog_attach(drop_prog, foo, BPF_CGROUP_INET_EGRESS,  in test_foo_bar()
88 		log_err("Attaching prog to /foo");  in test_foo_bar()
92 	printf("Attached DROP prog. This ping in cgroup /foo should fail...\n");  in test_foo_bar()
95 	/* Create cgroup /foo/bar, get fd, and join it */  in test_foo_bar()
103 	printf("Attached DROP prog. This ping in cgroup /foo/bar should fail...\n");  in test_foo_bar()
108 		log_err("Attaching prog to /foo/bar");  in test_foo_bar()
112 	printf("Attached PASS prog. This ping in cgroup /foo/bar should pass...\n");  in test_foo_bar()
116 		log_err("Detaching program from /foo/bar");  in test_foo_bar()
120 	printf("Detached PASS from /foo/bar while DROP is attached to /foo.\n"  in test_foo_bar()
121 	       "This ping in cgroup /foo/bar should fail...\n");  in test_foo_bar()
126 		log_err("Attaching prog to /foo/bar");  in test_foo_bar()
130 	if (bpf_prog_detach(foo, BPF_CGROUP_INET_EGRESS)) {  in test_foo_bar()
131 		log_err("Detaching program from /foo");  in test_foo_bar()
135 	printf("Attached PASS from /foo/bar and detached DROP from /foo.\n"  in test_foo_bar()
136 	       "This ping in cgroup /foo/bar should pass...\n");  in test_foo_bar()
141 		log_err("Attaching prog to /foo/bar");  in test_foo_bar()
147 		log_err("Unexpected success attaching prog to /foo/bar");  in test_foo_bar()
152 		log_err("Detaching program from /foo/bar");  in test_foo_bar()
156 	if (!bpf_prog_detach(foo, BPF_CGROUP_INET_EGRESS)) {  in test_foo_bar()
158 		log_err("Unexpected success in double detach from /foo");  in test_foo_bar()
162 	if (bpf_prog_attach(allow_prog, foo, BPF_CGROUP_INET_EGRESS, 0)) {  in test_foo_bar()
163 		log_err("Attaching non-overridable prog to /foo");  in test_foo_bar()
169 		log_err("Unexpected success attaching non-overridable prog to /foo/bar");  in test_foo_bar()
176 		log_err("Unexpected success attaching overridable prog to /foo/bar");  in test_foo_bar()
180 	if (!bpf_prog_attach(allow_prog, foo, BPF_CGROUP_INET_EGRESS,  in test_foo_bar()
183 		log_err("Unexpected success attaching overridable prog to /foo");  in test_foo_bar()
187 	if (bpf_prog_attach(drop_prog, foo, BPF_CGROUP_INET_EGRESS, 0)) {  in test_foo_bar()
188 		log_err("Attaching different non-overridable prog to /foo");  in test_foo_bar()
198 	close(foo);  in test_foo_bar()