1 /* $NetBSD: t_fifos.c,v 1.6 2017/01/13 21:30:39 christos Exp $ */
2
3 #include <sys/types.h>
4 #include <sys/mount.h>
5
6 #include <atf-c.h>
7 #include <errno.h>
8 #include <fcntl.h>
9 #include <pthread.h>
10 #include <stdio.h>
11 #include <stdlib.h>
12 #include <unistd.h>
13 #include <string.h>
14
15 #include <rump/rump.h>
16 #include <rump/rump_syscalls.h>
17
18 #include <ufs/ufs/ufsmount.h>
19
20 #include "h_macros.h"
21
22 ATF_TC_WITH_CLEANUP(fifos);
ATF_TC_HEAD(fifos,tc)23 ATF_TC_HEAD(fifos, tc)
24 {
25 atf_tc_set_md_var(tc, "descr", "test fifo support in ffs");
26 atf_tc_set_md_var(tc, "timeout", "5");
27 }
28
29 #define teststr1 "raving & drooling"
30 #define teststr2 "haha, charade"
31
32 static void *
w1(void * arg)33 w1(void *arg)
34 {
35 int fd;
36
37 fd = rump_sys_open("sheep", O_WRONLY);
38 if (fd == -1)
39 atf_tc_fail_errno("w1 open");
40 if (rump_sys_write(fd, teststr1, sizeof(teststr1)) != sizeof(teststr1))
41 atf_tc_fail_errno("w1 write");
42 rump_sys_close(fd);
43
44 return NULL;
45 }
46
47 static void *
w2(void * arg)48 w2(void *arg)
49 {
50 int fd;
51
52 fd = rump_sys_open("pigs", O_WRONLY);
53 if (fd == -1)
54 atf_tc_fail_errno("w2 open");
55 if (rump_sys_write(fd, teststr2, sizeof(teststr2)) != sizeof(teststr2))
56 atf_tc_fail_errno("w2 write");
57 rump_sys_close(fd);
58
59 return NULL;
60 }
61
62 static void *
r1(void * arg)63 r1(void *arg)
64 {
65 char buf[32];
66 int fd;
67
68 fd = rump_sys_open("sheep", O_RDONLY);
69 if (fd == -1)
70 atf_tc_fail_errno("r1 open");
71 if (rump_sys_read(fd, buf, sizeof(buf)) != sizeof(teststr1))
72 atf_tc_fail_errno("r1 read");
73 rump_sys_close(fd);
74
75 if (strcmp(teststr1, buf) != 0)
76 atf_tc_fail("got invalid str, %s vs. %s", buf, teststr1);
77
78 return NULL;
79 }
80
81 static void *
r2(void * arg)82 r2(void *arg)
83 {
84 char buf[32];
85 int fd;
86
87 fd = rump_sys_open("pigs", O_RDONLY);
88 if (fd == -1)
89 atf_tc_fail_errno("r2 open");
90 if (rump_sys_read(fd, buf, sizeof(buf)) != sizeof(teststr2))
91 atf_tc_fail_errno("r2 read");
92 rump_sys_close(fd);
93
94 if (strcmp(teststr2, buf) != 0)
95 atf_tc_fail("got invalid str, %s vs. %s", buf, teststr2);
96
97 return NULL;
98 }
99
100 #define IMGNAME "atf.img"
101
102 const char *newfs = "newfs -F -s 10000 " IMGNAME;
103 #define FAKEBLK "/dev/sp00ka"
104
ATF_TC_BODY(fifos,tc)105 ATF_TC_BODY(fifos, tc)
106 {
107 struct ufs_args args;
108 pthread_t ptw1, ptw2, ptr1, ptr2;
109
110 if (system(newfs) == -1)
111 atf_tc_fail_errno("newfs failed");
112
113 memset(&args, 0, sizeof(args));
114 args.fspec = __UNCONST(FAKEBLK);
115
116 rump_init();
117 if (rump_sys_mkdir("/animals", 0777) == -1)
118 atf_tc_fail_errno("cannot create mountpoint");
119 rump_pub_etfs_register(FAKEBLK, IMGNAME, RUMP_ETFS_BLK);
120 if (rump_sys_mount(MOUNT_FFS, "/animals", 0, &args, sizeof(args))==-1)
121 atf_tc_fail_errno("rump_sys_mount failed");
122
123 /* create fifos */
124 if (rump_sys_chdir("/animals") == 1)
125 atf_tc_fail_errno("chdir");
126 if (rump_sys_mkfifo("pigs", S_IFIFO | 0777) == -1)
127 atf_tc_fail_errno("mknod1");
128 if (rump_sys_mkfifo("sheep", S_IFIFO | 0777) == -1)
129 atf_tc_fail_errno("mknod2");
130
131 pthread_create(&ptw1, NULL, w1, NULL);
132 pthread_create(&ptw2, NULL, w2, NULL);
133 pthread_create(&ptr1, NULL, r1, NULL);
134 pthread_create(&ptr2, NULL, r2, NULL);
135
136 pthread_join(ptw1, NULL);
137 pthread_join(ptw2, NULL);
138 pthread_join(ptr1, NULL);
139 pthread_join(ptr2, NULL);
140
141 if (rump_sys_chdir("/") == 1)
142 atf_tc_fail_errno("chdir");
143
144 if (rump_sys_unmount("/animals", 0) == -1)
145 atf_tc_fail_errno("unmount failed");
146 }
147
ATF_TC_CLEANUP(fifos,tc)148 ATF_TC_CLEANUP(fifos, tc)
149 {
150
151 unlink(IMGNAME);
152 }
153
ATF_TP_ADD_TCS(tp)154 ATF_TP_ADD_TCS(tp)
155 {
156 ATF_TP_ADD_TC(tp, fifos);
157 return 0;
158 }
159