1 /* $NetBSD: t_update_log.c,v 1.1 2017/03/22 21:33:53 jdolecek Exp $ */
2
3 /*
4 * Check log behaviour on mount updates
5 */
6
7 #include <atf-c.h>
8
9 #define FSTEST_IMGSIZE (96 * 512)
10 #include "../common/h_fsmacros.h"
11
12 #include <sys/types.h>
13 #include <sys/mount.h>
14
15 #include <stdlib.h>
16
17 #include <ufs/ufs/ufsmount.h>
18
19 #include <rump/rump.h>
20 #include <rump/rump_syscalls.h>
21
22 #include "h_macros.h"
23
24 ATF_TC(updaterwtolog);
ATF_TC_HEAD(updaterwtolog,tc)25 ATF_TC_HEAD(updaterwtolog, tc)
26 {
27
28 atf_tc_set_md_var(tc, "descr", "mounts file system with "
29 "rw, then rw+log");
30 }
31
32 /*
33 * PR kern/52056
34 * This doesn't trigger panic with old, despite same operations triggering
35 * it with live kernel.
36 * Steps:
37 * 1. boot singleuser
38 * 2. mount -u /
39 * 3. echo abc > abc
40 * 4. mount -u -o log /
41 * 5. echo abc >> abc
42 *
43 * Keeping around just in case.
44 */
ATF_TC_BODY(updaterwtolog,tc)45 ATF_TC_BODY(updaterwtolog, tc)
46 {
47 char buf[1024];
48 struct ufs_args args;
49 int n = 10, fd;
50 const char *newfs_args = "-O2";
51 const char teststring[] = "6c894efc21094525ca1f974c0189b3b0c4e1f28d";
52
53 snprintf(buf, sizeof(buf), "newfs -q user -q group -F -s 4000 -n %d "
54 "%s %s", (n + 3), newfs_args, FSTEST_IMGNAME);
55 if (system(buf) == -1)
56 atf_tc_fail_errno("cannot create file system");
57
58 rump_init();
59 if (rump_sys_mkdir(FSTEST_MNTNAME, 0777) == -1)
60 atf_tc_fail_errno("mount point create");
61
62 rump_pub_etfs_register("/diskdev", FSTEST_IMGNAME, RUMP_ETFS_BLK);
63
64 args.fspec = __UNCONST("/diskdev");
65
66 if (rump_sys_mount(MOUNT_FFS, FSTEST_MNTNAME, MNT_RDONLY,
67 &args, sizeof(args)) == -1)
68 atf_tc_fail_errno("mount ffs rw %s", FSTEST_MNTNAME);
69
70 if (rump_sys_chdir(FSTEST_MNTNAME) == 1)
71 atf_tc_fail_errno("chdir");
72
73 if (rump_sys_mount(MOUNT_FFS, FSTEST_MNTNAME, MNT_UPDATE,
74 &args, sizeof(args)) == -1)
75 atf_tc_fail_errno("mount ffs rw %s", FSTEST_MNTNAME);
76
77 RL(fd = rump_sys_open("dummy", O_CREAT | O_RDWR, 0755));
78 RL(rump_sys_write(fd, teststring, strlen(teststring)));
79 rump_sys_close(fd);
80
81 if (rump_sys_mount(MOUNT_FFS, FSTEST_MNTNAME, MNT_LOG|MNT_UPDATE,
82 &args, sizeof(args)) == -1)
83 atf_tc_fail_errno("mount ffs rw log update %s", FSTEST_MNTNAME);
84
85 RL(fd = rump_sys_open("dummy", O_APPEND | O_RDWR, 0755));
86 RL(rump_sys_write(fd, teststring, strlen(teststring)));
87 rump_sys_close(fd);
88
89 /* otherwise we're do-ne */
90 }
91
92 ATF_TC(updaterwtolog_async);
ATF_TC_HEAD(updaterwtolog_async,tc)93 ATF_TC_HEAD(updaterwtolog_async, tc)
94 {
95
96 atf_tc_set_md_var(tc, "descr", "mounts file system with "
97 "rw+async, then rw+async+log");
98 }
99
100 /*
101 * PR kern/52056
102 */
ATF_TC_BODY(updaterwtolog_async,tc)103 ATF_TC_BODY(updaterwtolog_async, tc)
104 {
105 char buf[1024];
106 struct ufs_args args;
107 int n = 10, fd;
108 const char *newfs_args = "-O2";
109
110 snprintf(buf, sizeof(buf), "newfs -q user -q group -F -s 4000 -n %d "
111 "%s %s", (n + 3), newfs_args, FSTEST_IMGNAME);
112 if (system(buf) == -1)
113 atf_tc_fail_errno("cannot create file system");
114
115 rump_init();
116 if (rump_sys_mkdir(FSTEST_MNTNAME, 0777) == -1)
117 atf_tc_fail_errno("mount point create");
118
119 rump_pub_etfs_register("/diskdev", FSTEST_IMGNAME, RUMP_ETFS_BLK);
120
121 args.fspec = __UNCONST("/diskdev");
122
123 if (rump_sys_mount(MOUNT_FFS, FSTEST_MNTNAME, 0,
124 &args, sizeof(args)) == -1)
125 atf_tc_fail_errno("mount ffs rw %s", FSTEST_MNTNAME);
126
127 if (rump_sys_chdir(FSTEST_MNTNAME) == 1)
128 atf_tc_fail_errno("chdir");
129
130 RL(fd = rump_sys_open("dummy", O_CREAT | O_RDWR, 0755));
131 sprintf(buf, "test file");
132 RL(rump_sys_write(fd, buf, strlen(buf)));
133 rump_sys_close(fd);
134
135 if (rump_sys_mount(MOUNT_FFS, FSTEST_MNTNAME, MNT_LOG|MNT_ASYNC|MNT_UPDATE,
136 &args, sizeof(args)) == -1)
137 atf_tc_fail_errno("mount ffs rw log update %s", FSTEST_MNTNAME);
138
139 /* otherwise we're do-ne */
140 }
141
ATF_TP_ADD_TCS(tp)142 ATF_TP_ADD_TCS(tp)
143 {
144 ATF_TP_ADD_TC(tp, updaterwtolog);
145 ATF_TP_ADD_TC(tp, updaterwtolog_async);
146
147 return atf_no_error();
148 }
149