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>
38 const char create_pat[] = "!system=DEVFS subsystem=CDEV type=CREATE cdev=md";
39 const char destroy_pat[] = "!system=DEVFS subsystem=CDEV type=DESTROY cdev=md";
44 * Create two devd events. The easiest way I know of, that requires no special
45 * hardware, is to create md(4) devices.
48 create_two_events(void)
56 create_stdout = popen("mdconfig -a -s 64 -t null", "r");
57 ATF_REQUIRE(create_stdout != NULL);
58 error = fgets(mdname, sizeof(mdname), create_stdout);
59 ATF_REQUIRE(error != NULL);
60 /* We only expect one line of output */
61 ATF_REQUIRE_EQ(0, pclose(create_stdout));
63 snprintf(destroy_cmd, nitems(destroy_cmd), "mdconfig -d -u %s", mdname);
64 destroy_stdout = popen(destroy_cmd, "r");
65 ATF_REQUIRE(destroy_stdout != NULL);
66 /* We expect no output */
67 ATF_REQUIRE_EQ(0, pclose(destroy_stdout));
70 /* Setup and return an open client socket */
72 common_setup(int socktype, const char* sockpath) {
73 struct sockaddr_un devd_addr;
76 memset(&devd_addr, 0, sizeof(devd_addr));
77 devd_addr.sun_family = PF_LOCAL;
78 strlcpy(devd_addr.sun_path, sockpath, sizeof(devd_addr.sun_path));
79 s = socket(PF_LOCAL, socktype, 0);
81 error = connect(s, (struct sockaddr*)&devd_addr, SUN_LEN(&devd_addr));
82 ATF_REQUIRE_EQ(0, error);
93 * Open a client connection to devd, create some events, and test that they can
94 * be read _whole_ and _one_at_a_time_ from the socket
96 ATF_TC_WITHOUT_HEAD(seqpacket);
97 ATF_TC_BODY(seqpacket, tc)
100 bool got_create_event = false;
101 bool got_destroy_event = false;
103 s = common_setup(SOCK_SEQPACKET, "/var/run/devd.seqpacket.pipe");
105 * Loop until both events are detected on _different_ reads
106 * There may be extra events due to unrelated system activity
107 * If we never get both events, then the test will timeout.
109 while (!(got_create_event && got_destroy_event)) {
114 /* Read 1 less than sizeof(event) to allow space for NULL */
115 len = recv(s, event, sizeof(event) - 1, MSG_WAITALL);
116 ATF_REQUIRE(len != -1);
117 /* NULL terminate the result */
120 cmp = strncmp(event, create_pat, sizeof(create_pat) - 1);
122 got_create_event = true;
124 cmp = strncmp(event, destroy_pat, sizeof(destroy_pat) - 1);
126 got_destroy_event = true;
133 * Open a client connection to devd using the stream socket, create some
134 * events, and test that they can be read in any number of reads.
136 ATF_TC_WITHOUT_HEAD(stream);
137 ATF_TC_BODY(stream, tc)
140 bool got_create_event = false;
141 bool got_destroy_event = false;
144 s = common_setup(SOCK_STREAM, "/var/run/devd.pipe");
146 * Loop until both events are detected on the same or different reads.
147 * There may be extra events due to unrelated system activity.
148 * If we never get both events, then the test will timeout.
150 while (!(got_create_event && got_destroy_event)) {
153 char *create_pos, *destroy_pos;
155 /* Read 1 less than sizeof(event) to allow space for NULL */
156 newlen = read(s, &event[len], sizeof(event) - len - 1);
157 ATF_REQUIRE(newlen != -1);
159 /* NULL terminate the result */
163 create_pos = strstr(event, create_pat);
164 if (create_pos != NULL)
165 got_create_event = true;
167 destroy_pos = strstr(event, destroy_pat);
168 if (destroy_pos != NULL)
169 got_destroy_event = true;
181 ATF_TP_ADD_TC(tp, seqpacket);
182 ATF_TP_ADD_TC(tp, stream);
184 return (atf_no_error());