2 * Copyright (c) 2014 Spectra Logic Corporation. All rights reserved.
3 * Redistribution and use in source and binary forms, with or without
4 * modification, are permitted provided that the following conditions
6 * 1. Redistributions of source code must retain the above copyright
7 * notice, this list of conditions and the following disclaimer.
8 * 2. Redistributions in binary form must reproduce the above copyright
9 * notice, this list of conditions and the following disclaimer in the
10 * documentation and/or other materials provided with the distribution.
12 * THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND
13 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
14 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
15 * ARE DISCLAIMED. IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
16 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
17 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
18 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
19 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
20 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
21 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25 #include <sys/cdefs.h>
26 __FBSDID("$FreeBSD$");
31 #include <sys/param.h>
32 #include <sys/types.h>
33 #include <sys/socket.h>
40 * Create two devd events. The easiest way I know of, that requires no special
41 * hardware, is to create md(4) devices.
44 create_two_events(void)
52 create_stdout = popen("mdconfig -a -s 64 -t swap", "r");
53 ATF_REQUIRE(create_stdout != NULL);
54 error = fgets(mdname, sizeof(mdname), create_stdout);
55 ATF_REQUIRE(error != NULL);
56 /* We only expect one line of output */
57 ATF_REQUIRE_EQ(0, pclose(create_stdout));
59 snprintf(destroy_cmd, nitems(destroy_cmd), "mdconfig -d -u %s", mdname);
60 destroy_stdout = popen(destroy_cmd, "r");
61 /* We expect no output */
62 ATF_REQUIRE_EQ(0, pclose(destroy_stdout));
70 * Open a client connection to devd, create some events, and test that they can
71 * be read _whole_ and _one_at_a_time_ from the socket
73 ATF_TC_WITHOUT_HEAD(seqpacket);
74 ATF_TC_BODY(seqpacket, tc)
78 struct sockaddr_un devd_addr;
79 bool got_create_event = false;
80 bool got_destroy_event = false;
81 const char create_pat[] =
82 "!system=DEVFS subsystem=CDEV type=CREATE cdev=md";
83 const char destroy_pat[] =
84 "!system=DEVFS subsystem=CDEV type=DESTROY cdev=md";
86 memset(&devd_addr, 0, sizeof(devd_addr));
87 devd_addr.sun_family = PF_LOCAL;
88 strlcpy(devd_addr.sun_path, "/var/run/devd.seqpacket.pipe",
89 sizeof(devd_addr.sun_path));
91 s = socket(PF_LOCAL, SOCK_SEQPACKET, 0);
93 error = connect(s, (struct sockaddr*)&devd_addr, SUN_LEN(&devd_addr));
94 ATF_REQUIRE_EQ(0, error);
99 * Loop until both events are detected on _different_ reads
100 * There may be extra events due to unrelated system activity
101 * If we never get both events, then the test will timeout.
103 while (!(got_create_event && got_destroy_event)) {
108 len = recv(s, event, sizeof(event), MSG_WAITALL);
109 ATF_REQUIRE(len != -1);
110 /* NULL terminate the result */
113 cmp = strncmp(event, create_pat, sizeof(create_pat) - 1);
115 got_create_event = true;
117 cmp = strncmp(event, destroy_pat, sizeof(destroy_pat) - 1);
119 got_destroy_event = true;
124 * Open a client connection to devd using the stream socket, create some
125 * events, and test that they can be read in any number of reads.
127 ATF_TC_WITHOUT_HEAD(stream);
128 ATF_TC_BODY(stream, tc)
132 struct sockaddr_un devd_addr;
133 bool got_create_event = false;
134 bool got_destroy_event = false;
135 const char create_pat[] =
136 "!system=DEVFS subsystem=CDEV type=CREATE cdev=md";
137 const char destroy_pat[] =
138 "!system=DEVFS subsystem=CDEV type=DESTROY cdev=md";
141 memset(&devd_addr, 0, sizeof(devd_addr));
142 devd_addr.sun_family = PF_LOCAL;
143 strlcpy(devd_addr.sun_path, "/var/run/devd.pipe",
144 sizeof(devd_addr.sun_path));
146 s = socket(PF_LOCAL, SOCK_STREAM, 0);
148 error = connect(s, (struct sockaddr*)&devd_addr, SUN_LEN(&devd_addr));
149 ATF_REQUIRE_EQ(0, error);
154 * Loop until both events are detected on _different_ reads
155 * There may be extra events due to unrelated system activity
156 * If we never get both events, then the test will timeout.
158 while (!(got_create_event && got_destroy_event)) {
161 char *create_pos, *destroy_pos;
163 newlen = read(s, &event[len], sizeof(event) - len);
164 ATF_REQUIRE(newlen != -1);
166 /* NULL terminate the result */
167 event[newlen] = '\0';
170 create_pos = strstr(event, create_pat);
171 if (create_pos != NULL)
172 got_create_event = true;
174 destroy_pos = strstr(event, destroy_pat);
175 if (destroy_pos != NULL)
176 got_destroy_event = true;
187 ATF_TP_ADD_TC(tp, seqpacket);
188 ATF_TP_ADD_TC(tp, stream);
190 return (atf_no_error());