PR/48958: rudolf: EVFILT_VNODE filter miscounting hardlinks (add test)
This commit is contained in:
christos
parent
4075d124b6
commit
f7afbc7f00
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@ -0,0 +1,533 @@
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#include <sys/event.h>
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#include <sys/stat.h>
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#include <sys/time.h>
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#include <fcntl.h>
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#include <stdio.h>
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#include <unistd.h>
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#include <atf-c.h>
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/*
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* Test cases for events triggered by manipulating a target directory
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* content. Using EVFILT_VNODE filter on the target directory descriptor.
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*
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*/
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static const char *dir_target = "foo";
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static const char *dir_inside1 = "foo/bar1";
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static const char *dir_inside2 = "foo/bar2";
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static const char *dir_outside = "bar";
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static const char *file_inside1 = "foo/baz1";
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static const char *file_inside2 = "foo/baz2";
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static const char *file_outside = "qux";
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static const struct timespec ts = {0, 0};
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static int kq = -1;
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static int target = -1;
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int init_target(void);
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int init_kqueue(void);
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int create_file(const char *);
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void cleanup(void);
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int
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init_target(void)
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{
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if (mkdir(dir_target, S_IRWXU) < 0) {
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return -1;
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}
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target = open(dir_target, O_RDONLY, 0);
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return target;
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}
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int
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init_kqueue(void)
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{
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struct kevent eventlist[1];
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kq = kqueue();
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if (kq < 0) {
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return -1;
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}
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EV_SET(&eventlist[0], (uintptr_t)target, EVFILT_VNODE,
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EV_ADD | EV_ONESHOT, NOTE_DELETE |
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NOTE_WRITE | NOTE_EXTEND | NOTE_ATTRIB |
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NOTE_LINK | NOTE_RENAME | NOTE_REVOKE, 0, 0);
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return kevent(kq, eventlist, 1, NULL, 0, NULL);
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}
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int
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create_file(const char *file)
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{
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int fd;
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fd = open(file, O_WRONLY | O_CREAT, S_IRUSR | S_IWUSR);
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if (fd < 0) {
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return -1;
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}
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return close(fd);
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}
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void
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cleanup(void)
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{
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(void)unlink(file_inside1);
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(void)unlink(file_inside2);
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(void)unlink(file_outside);
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(void)rmdir(dir_inside1);
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(void)rmdir(dir_inside2);
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(void)rmdir(dir_outside);
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(void)rmdir(dir_target);
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(void)close(kq);
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(void)close(target);
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}
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ATF_TC_WITH_CLEANUP(dir_no_note_link_create_file_in);
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ATF_TC_HEAD(dir_no_note_link_create_file_in, tc)
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{
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atf_tc_set_md_var(tc, "descr", "This test case ensures "
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"that kevent(2) does not return NOTE_LINK for the directory "
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"'foo' if a file 'foo/baz' is created.");
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}
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ATF_TC_BODY(dir_no_note_link_create_file_in, tc)
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{
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struct kevent changelist[1];
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ATF_REQUIRE(init_target() != -1);
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ATF_REQUIRE(init_kqueue() != -1);
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ATF_REQUIRE(create_file(file_inside1) != -1);
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ATF_REQUIRE(kevent(kq, NULL, 0, changelist, 1, &ts) != -1);
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ATF_CHECK_EQ(changelist[0].fflags & NOTE_LINK, 0);
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}
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ATF_TC_CLEANUP(dir_no_note_link_create_file_in, tc)
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{
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cleanup();
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}
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ATF_TC_WITH_CLEANUP(dir_no_note_link_delete_file_in);
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ATF_TC_HEAD(dir_no_note_link_delete_file_in, tc)
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{
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atf_tc_set_md_var(tc, "descr", "This test case ensures "
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"that kevent(2) does not return NOTE_LINK for the directory "
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"'foo' if a file 'foo/baz' is deleted.");
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}
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ATF_TC_BODY(dir_no_note_link_delete_file_in, tc)
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{
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struct kevent changelist[1];
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ATF_REQUIRE(init_target() != -1);
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ATF_REQUIRE(create_file(file_inside1) != -1);
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ATF_REQUIRE(init_kqueue() != -1);
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ATF_REQUIRE(unlink(file_inside1) != -1);
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ATF_REQUIRE(kevent(kq, NULL, 0, changelist, 1, &ts) != -1);
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ATF_CHECK_EQ(changelist[0].fflags & NOTE_LINK, 0);
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}
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ATF_TC_CLEANUP(dir_no_note_link_delete_file_in, tc)
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{
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cleanup();
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}
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ATF_TC_WITH_CLEANUP(dir_no_note_link_mv_dir_within);
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ATF_TC_HEAD(dir_no_note_link_mv_dir_within, tc)
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{
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atf_tc_set_md_var(tc, "descr", "This test case ensures "
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"that kevent(2) does not return NOTE_LINK for the directory "
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"'foo' if a directory 'foo/bar' is renamed to 'foo/baz'.");
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}
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ATF_TC_BODY(dir_no_note_link_mv_dir_within, tc)
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{
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struct kevent changelist[1];
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ATF_REQUIRE(init_target() != -1);
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ATF_REQUIRE(mkdir(dir_inside1, S_IRWXU) != -1);
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ATF_REQUIRE(init_kqueue() != -1);
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ATF_REQUIRE(rename(dir_inside1, dir_inside2) != -1);
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ATF_REQUIRE(kevent(kq, NULL, 0, changelist, 1, &ts) != -1);
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ATF_CHECK_EQ(changelist[0].fflags & NOTE_LINK, 0);
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}
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ATF_TC_CLEANUP(dir_no_note_link_mv_dir_within, tc)
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{
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cleanup();
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}
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ATF_TC_WITH_CLEANUP(dir_no_note_link_mv_file_within);
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ATF_TC_HEAD(dir_no_note_link_mv_file_within, tc)
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{
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atf_tc_set_md_var(tc, "descr", "This test case ensures "
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"that kevent(2) does not return NOTE_LINK for the directory "
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"'foo' if a file 'foo/baz' is renamed to 'foo/qux'.");
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}
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ATF_TC_BODY(dir_no_note_link_mv_file_within, tc)
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{
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struct kevent changelist[1];
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ATF_REQUIRE(init_target() != -1);
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ATF_REQUIRE(create_file(file_inside1) != -1);
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ATF_REQUIRE(init_kqueue() != -1);
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ATF_REQUIRE(rename(file_inside1, file_inside2) != -1);
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ATF_REQUIRE(kevent(kq, NULL, 0, changelist, 1, &ts) != -1);
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ATF_CHECK_EQ(changelist[0].fflags & NOTE_LINK, 0);
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}
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ATF_TC_CLEANUP(dir_no_note_link_mv_file_within, tc)
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{
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cleanup();
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}
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ATF_TC_WITH_CLEANUP(dir_note_link_create_dir_in);
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ATF_TC_HEAD(dir_note_link_create_dir_in, tc)
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{
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atf_tc_set_md_var(tc, "descr", "This test case ensures "
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"that kevent(2) returns NOTE_LINK for the directory "
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"'foo' if a directory 'foo/bar' is created.");
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}
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ATF_TC_BODY(dir_note_link_create_dir_in, tc)
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{
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struct kevent changelist[1];
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ATF_REQUIRE(init_target() != -1);
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ATF_REQUIRE(init_kqueue() != -1);
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ATF_REQUIRE(mkdir(dir_inside1, S_IRWXU) != -1);
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ATF_REQUIRE(kevent(kq, NULL, 0, changelist, 1, &ts) != -1);
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ATF_CHECK_EQ(changelist[0].fflags & NOTE_LINK, NOTE_LINK);
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}
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ATF_TC_CLEANUP(dir_note_link_create_dir_in, tc)
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{
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cleanup();
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}
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ATF_TC_WITH_CLEANUP(dir_note_link_delete_dir_in);
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ATF_TC_HEAD(dir_note_link_delete_dir_in, tc)
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{
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atf_tc_set_md_var(tc, "descr", "This test case ensures "
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"that kevent(2) returns NOTE_LINK for the directory "
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"'foo' if a directory 'foo/bar' is deleted.");
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}
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ATF_TC_BODY(dir_note_link_delete_dir_in, tc)
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{
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struct kevent changelist[1];
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ATF_REQUIRE(init_target() != -1);
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ATF_REQUIRE(mkdir(dir_inside1, S_IRWXU) != -1);
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ATF_REQUIRE(init_kqueue() != -1);
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ATF_REQUIRE(rmdir(dir_inside1) != -1);
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ATF_REQUIRE(kevent(kq, NULL, 0, changelist, 1, &ts) != -1);
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ATF_CHECK_EQ(changelist[0].fflags & NOTE_LINK, NOTE_LINK);
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}
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ATF_TC_CLEANUP(dir_note_link_delete_dir_in, tc)
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{
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cleanup();
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}
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ATF_TC_WITH_CLEANUP(dir_note_link_mv_dir_in);
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ATF_TC_HEAD(dir_note_link_mv_dir_in, tc)
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{
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atf_tc_set_md_var(tc, "descr", "This test case ensures "
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"that kevent(2) returns NOTE_LINK for the directory "
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"'foo' if a directory 'bar' is renamed to 'foo/bar'.");
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}
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ATF_TC_BODY(dir_note_link_mv_dir_in, tc)
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{
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struct kevent changelist[1];
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ATF_REQUIRE(init_target() != -1);
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ATF_REQUIRE(mkdir(dir_outside, S_IRWXU) != -1);
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ATF_REQUIRE(init_kqueue() != -1);
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ATF_REQUIRE(rename(dir_outside, dir_inside1) != -1);
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ATF_REQUIRE(kevent(kq, NULL, 0, changelist, 1, &ts) != -1);
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ATF_CHECK_EQ(changelist[0].fflags & NOTE_LINK, NOTE_LINK);
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}
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ATF_TC_CLEANUP(dir_note_link_mv_dir_in, tc)
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{
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cleanup();
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}
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ATF_TC_WITH_CLEANUP(dir_note_link_mv_dir_out);
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ATF_TC_HEAD(dir_note_link_mv_dir_out, tc)
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{
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atf_tc_set_md_var(tc, "descr", "This test case ensures "
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"that kevent(2) returns NOTE_LINK for the directory "
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"'foo' if a directory 'foo/bar' is renamed to 'bar'.");
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}
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ATF_TC_BODY(dir_note_link_mv_dir_out, tc)
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{
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struct kevent changelist[1];
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ATF_REQUIRE(init_target() != -1);
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ATF_REQUIRE(mkdir(dir_inside1, S_IRWXU) != -1);
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ATF_REQUIRE(init_kqueue() != -1);
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ATF_REQUIRE(rename(dir_inside1, dir_outside) != -1);
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ATF_REQUIRE(kevent(kq, NULL, 0, changelist, 1, &ts) != -1);
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ATF_CHECK_EQ(changelist[0].fflags & NOTE_LINK, NOTE_LINK);
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}
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ATF_TC_CLEANUP(dir_note_link_mv_dir_out, tc)
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{
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cleanup();
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}
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ATF_TC_WITH_CLEANUP(dir_note_write_create_dir_in);
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ATF_TC_HEAD(dir_note_write_create_dir_in, tc)
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{
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atf_tc_set_md_var(tc, "descr", "This test case ensures "
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"that kevent(2) returns NOTE_WRITE for the directory "
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"'foo' if a directory 'foo/bar' is created.");
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}
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ATF_TC_BODY(dir_note_write_create_dir_in, tc)
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{
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struct kevent changelist[1];
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ATF_REQUIRE(init_target() != -1);
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ATF_REQUIRE(init_kqueue() != -1);
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ATF_REQUIRE(mkdir(dir_inside1, S_IRWXU) != -1);
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ATF_REQUIRE(kevent(kq, NULL, 0, changelist, 1, &ts) != -1);
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ATF_CHECK_EQ(changelist[0].fflags & NOTE_WRITE, NOTE_WRITE);
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}
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ATF_TC_CLEANUP(dir_note_write_create_dir_in, tc)
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{
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cleanup();
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}
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ATF_TC_WITH_CLEANUP(dir_note_write_create_file_in);
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ATF_TC_HEAD(dir_note_write_create_file_in, tc)
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{
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atf_tc_set_md_var(tc, "descr", "This test case ensures "
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"that kevent(2) returns NOTE_WRITE for the directory "
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"'foo' if a file 'foo/baz' is created.");
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}
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ATF_TC_BODY(dir_note_write_create_file_in, tc)
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{
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struct kevent changelist[1];
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ATF_REQUIRE(init_target() != -1);
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ATF_REQUIRE(init_kqueue() != -1);
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ATF_REQUIRE(create_file(file_inside1) != -1);
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ATF_REQUIRE(kevent(kq, NULL, 0, changelist, 1, &ts) != -1);
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ATF_CHECK_EQ(changelist[0].fflags & NOTE_WRITE, NOTE_WRITE);
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}
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ATF_TC_CLEANUP(dir_note_write_create_file_in, tc)
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{
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cleanup();
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}
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ATF_TC_WITH_CLEANUP(dir_note_write_delete_dir_in);
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ATF_TC_HEAD(dir_note_write_delete_dir_in, tc)
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{
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atf_tc_set_md_var(tc, "descr", "This test case ensures "
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"that kevent(2) returns NOTE_WRITE for the directory "
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"'foo' if a directory 'foo/bar' is deleted.");
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}
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ATF_TC_BODY(dir_note_write_delete_dir_in, tc)
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{
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struct kevent changelist[1];
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ATF_REQUIRE(init_target() != -1);
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ATF_REQUIRE(mkdir(dir_inside1, S_IRWXU) != -1);
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ATF_REQUIRE(init_kqueue() != -1);
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ATF_REQUIRE(rmdir(dir_inside1) != -1);
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ATF_REQUIRE(kevent(kq, NULL, 0, changelist, 1, &ts) != -1);
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ATF_CHECK_EQ(changelist[0].fflags & NOTE_WRITE, NOTE_WRITE);
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}
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ATF_TC_CLEANUP(dir_note_write_delete_dir_in, tc)
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{
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cleanup();
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}
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ATF_TC_WITH_CLEANUP(dir_note_write_delete_file_in);
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ATF_TC_HEAD(dir_note_write_delete_file_in, tc)
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{
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atf_tc_set_md_var(tc, "descr", "This test case ensures "
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"that kevent(2) returns NOTE_WRITE for the directory "
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"'foo' if a file 'foo/baz' is deleted.");
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}
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ATF_TC_BODY(dir_note_write_delete_file_in, tc)
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{
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struct kevent changelist[1];
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ATF_REQUIRE(init_target() != -1);
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ATF_REQUIRE(create_file(file_inside1) != -1);
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ATF_REQUIRE(init_kqueue() != -1);
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ATF_REQUIRE(unlink(file_inside1) != -1);
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ATF_REQUIRE(kevent(kq, NULL, 0, changelist, 1, &ts) != -1);
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ATF_CHECK_EQ(changelist[0].fflags & NOTE_WRITE, NOTE_WRITE);
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}
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ATF_TC_CLEANUP(dir_note_write_delete_file_in, tc)
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{
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cleanup();
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}
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ATF_TC_WITH_CLEANUP(dir_note_write_mv_dir_in);
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ATF_TC_HEAD(dir_note_write_mv_dir_in, tc)
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{
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atf_tc_set_md_var(tc, "descr", "This test case ensures "
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"that kevent(2) returns NOTE_WRITE for the directory "
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"'foo' if a directory 'bar' is renamed to 'foo/bar'.");
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}
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ATF_TC_BODY(dir_note_write_mv_dir_in, tc)
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{
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struct kevent changelist[1];
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ATF_REQUIRE(init_target() != -1);
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ATF_REQUIRE(mkdir(dir_outside, S_IRWXU) != -1);
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ATF_REQUIRE(init_kqueue() != -1);
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ATF_REQUIRE(rename(dir_outside, dir_inside1) != -1);
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ATF_REQUIRE(kevent(kq, NULL, 0, changelist, 1, &ts) != -1);
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ATF_CHECK_EQ(changelist[0].fflags & NOTE_WRITE, NOTE_WRITE);
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}
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ATF_TC_CLEANUP(dir_note_write_mv_dir_in, tc)
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{
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cleanup();
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}
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ATF_TC_WITH_CLEANUP(dir_note_write_mv_dir_out);
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ATF_TC_HEAD(dir_note_write_mv_dir_out, tc)
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{
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atf_tc_set_md_var(tc, "descr", "This test case ensures "
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"that kevent(2) returns NOTE_WRITE for the directory "
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"'foo' if a directory 'foo/bar' is renamed to 'bar'.");
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}
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ATF_TC_BODY(dir_note_write_mv_dir_out, tc)
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{
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struct kevent changelist[1];
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ATF_REQUIRE(init_target() != -1);
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ATF_REQUIRE(mkdir(dir_inside1, S_IRWXU) != -1);
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ATF_REQUIRE(init_kqueue() != -1);
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ATF_REQUIRE(rename(dir_inside1, dir_outside) != -1);
|
||||
ATF_REQUIRE(kevent(kq, NULL, 0, changelist, 1, &ts) != -1);
|
||||
ATF_CHECK_EQ(changelist[0].fflags & NOTE_WRITE, NOTE_WRITE);
|
||||
}
|
||||
ATF_TC_CLEANUP(dir_note_write_mv_dir_out, tc)
|
||||
{
|
||||
cleanup();
|
||||
}
|
||||
|
||||
ATF_TC_WITH_CLEANUP(dir_note_write_mv_dir_within);
|
||||
ATF_TC_HEAD(dir_note_write_mv_dir_within, tc)
|
||||
{
|
||||
atf_tc_set_md_var(tc, "descr", "This test case ensures "
|
||||
"that kevent(2) returns NOTE_WRITE for the directory "
|
||||
"'foo' if a directory 'foo/bar' is renamed to 'foo/baz'.");
|
||||
}
|
||||
ATF_TC_BODY(dir_note_write_mv_dir_within, tc)
|
||||
{
|
||||
struct kevent changelist[1];
|
||||
|
||||
ATF_REQUIRE(init_target() != -1);
|
||||
ATF_REQUIRE(mkdir(dir_inside1, S_IRWXU) != -1);
|
||||
ATF_REQUIRE(init_kqueue() != -1);
|
||||
|
||||
ATF_REQUIRE(rename(dir_inside1, dir_inside2) != -1);
|
||||
ATF_REQUIRE(kevent(kq, NULL, 0, changelist, 1, &ts) != -1);
|
||||
ATF_CHECK_EQ(changelist[0].fflags & NOTE_WRITE, NOTE_WRITE);
|
||||
}
|
||||
ATF_TC_CLEANUP(dir_note_write_mv_dir_within, tc)
|
||||
{
|
||||
cleanup();
|
||||
}
|
||||
|
||||
ATF_TC_WITH_CLEANUP(dir_note_write_mv_file_in);
|
||||
ATF_TC_HEAD(dir_note_write_mv_file_in, tc)
|
||||
{
|
||||
atf_tc_set_md_var(tc, "descr", "This test case ensures "
|
||||
"that kevent(2) returns NOTE_WRITE for the directory "
|
||||
"'foo' if a file 'qux' is renamed to 'foo/baz'.");
|
||||
}
|
||||
ATF_TC_BODY(dir_note_write_mv_file_in, tc)
|
||||
{
|
||||
struct kevent changelist[1];
|
||||
|
||||
ATF_REQUIRE(init_target() != -1);
|
||||
ATF_REQUIRE(create_file(file_outside) != -1);
|
||||
ATF_REQUIRE(init_kqueue() != -1);
|
||||
|
||||
ATF_REQUIRE(rename(file_outside, file_inside1) != -1);
|
||||
ATF_REQUIRE(kevent(kq, NULL, 0, changelist, 1, &ts) != -1);
|
||||
ATF_CHECK_EQ(changelist[0].fflags & NOTE_WRITE, NOTE_WRITE);
|
||||
}
|
||||
ATF_TC_CLEANUP(dir_note_write_mv_file_in, tc)
|
||||
{
|
||||
cleanup();
|
||||
}
|
||||
|
||||
ATF_TC_WITH_CLEANUP(dir_note_write_mv_file_out);
|
||||
ATF_TC_HEAD(dir_note_write_mv_file_out, tc)
|
||||
{
|
||||
atf_tc_set_md_var(tc, "descr", "This test case ensures "
|
||||
"that kevent(2) returns NOTE_WRITE for the directory "
|
||||
"'foo' if a file 'foo/baz' is renamed to 'qux'.");
|
||||
}
|
||||
ATF_TC_BODY(dir_note_write_mv_file_out, tc)
|
||||
{
|
||||
struct kevent changelist[1];
|
||||
|
||||
ATF_REQUIRE(init_target() != -1);
|
||||
ATF_REQUIRE(create_file(file_inside1) != -1);
|
||||
ATF_REQUIRE(init_kqueue() != -1);
|
||||
|
||||
ATF_REQUIRE(rename(file_inside1, file_outside) != -1);
|
||||
ATF_REQUIRE(kevent(kq, NULL, 0, changelist, 1, &ts) != -1);
|
||||
ATF_CHECK_EQ(changelist[0].fflags & NOTE_WRITE, NOTE_WRITE);
|
||||
}
|
||||
ATF_TC_CLEANUP(dir_note_write_mv_file_out, tc)
|
||||
{
|
||||
cleanup();
|
||||
}
|
||||
|
||||
ATF_TC_WITH_CLEANUP(dir_note_write_mv_file_within);
|
||||
ATF_TC_HEAD(dir_note_write_mv_file_within, tc)
|
||||
{
|
||||
atf_tc_set_md_var(tc, "descr", "This test case ensures "
|
||||
"that kevent(2) returns NOTE_WRITE for the directory "
|
||||
"'foo' if a file 'foo/baz' is renamed to 'foo/qux'.");
|
||||
}
|
||||
ATF_TC_BODY(dir_note_write_mv_file_within, tc)
|
||||
{
|
||||
struct kevent changelist[1];
|
||||
|
||||
ATF_REQUIRE(init_target() != -1);
|
||||
ATF_REQUIRE(create_file(file_inside1) != -1);
|
||||
ATF_REQUIRE(init_kqueue() != -1);
|
||||
|
||||
ATF_REQUIRE(rename(file_inside1, file_inside2) != -1);
|
||||
ATF_REQUIRE(kevent(kq, NULL, 0, changelist, 1, &ts) != -1);
|
||||
ATF_CHECK_EQ(changelist[0].fflags & NOTE_WRITE, NOTE_WRITE);
|
||||
}
|
||||
ATF_TC_CLEANUP(dir_note_write_mv_file_within, tc)
|
||||
{
|
||||
cleanup();
|
||||
}
|
||||
|
||||
ATF_TP_ADD_TCS(tp)
|
||||
{
|
||||
ATF_TP_ADD_TC(tp, dir_no_note_link_create_file_in);
|
||||
ATF_TP_ADD_TC(tp, dir_no_note_link_delete_file_in);
|
||||
ATF_TP_ADD_TC(tp, dir_no_note_link_mv_dir_within);
|
||||
ATF_TP_ADD_TC(tp, dir_no_note_link_mv_file_within);
|
||||
ATF_TP_ADD_TC(tp, dir_note_link_create_dir_in);
|
||||
ATF_TP_ADD_TC(tp, dir_note_link_delete_dir_in);
|
||||
ATF_TP_ADD_TC(tp, dir_note_link_mv_dir_in);
|
||||
ATF_TP_ADD_TC(tp, dir_note_link_mv_dir_out);
|
||||
ATF_TP_ADD_TC(tp, dir_note_write_create_dir_in);
|
||||
ATF_TP_ADD_TC(tp, dir_note_write_create_file_in);
|
||||
ATF_TP_ADD_TC(tp, dir_note_write_delete_dir_in);
|
||||
ATF_TP_ADD_TC(tp, dir_note_write_delete_file_in);
|
||||
ATF_TP_ADD_TC(tp, dir_note_write_mv_dir_in);
|
||||
ATF_TP_ADD_TC(tp, dir_note_write_mv_dir_out);
|
||||
ATF_TP_ADD_TC(tp, dir_note_write_mv_dir_within);
|
||||
ATF_TP_ADD_TC(tp, dir_note_write_mv_file_in);
|
||||
ATF_TP_ADD_TC(tp, dir_note_write_mv_file_out);
|
||||
ATF_TP_ADD_TC(tp, dir_note_write_mv_file_within);
|
||||
return atf_no_error();
|
||||
}
|
||||
Loading…
Reference in New Issue