1 (defpackage "SB-BSD-SOCKETS-TEST"
2 (:use "CL" "SB-BSD-SOCKETS" "SB-RT"))
4 (in-package :sb-bsd-sockets-test)
7 (deftest make-inet-address
8 (equalp (make-inet-address "127.0.0.1") #(127 0 0 1))
10 ;;; and an address with bit 8 set on some octets
11 (deftest make-inet-address2
12 (equalp (make-inet-address "242.1.211.3") #(242 1 211 3))
15 (deftest get-protocol-by-name/tcp
16 (integerp (get-protocol-by-name "tcp"))
19 (deftest get-protocol-by-name/udp
20 (integerp (get-protocol-by-name "udp"))
23 ;;; See https://bugs.launchpad.net/sbcl/+bug/659857
24 ;;; Apparently getprotobyname_r on FreeBSD says -1 and EINTR
25 ;;; for unknown protocols...
26 #-(and freebsd sb-thread)
27 (deftest get-protocol-by-name/error
28 (handler-case (get-protocol-by-name "nonexistent-protocol")
35 (deftest make-inet-socket
37 (let ((s (make-instance 'inet-socket :type :stream :protocol (get-protocol-by-name "tcp"))))
38 (and (> (socket-file-descriptor s) 1) t))
41 (deftest make-inet-socket-keyword
43 (let ((s (make-instance 'inet-socket :type :stream :protocol :tcp)))
44 (and (> (socket-file-descriptor s) 1) t))
47 (deftest make-inet-socket-wrong
48 ;; fail to make a socket: check correct error return. There's no nice
49 ;; way to check the condition stuff on its own, which is a shame
51 (make-instance 'inet-socket :type :stream :protocol (get-protocol-by-name "udp"))
52 ;; CLH FIXME! some versions of darwin just return a socket error
53 ;; here, not socket-type-not-supported-error or
54 ;; protocol-not-supported-error.
55 ((or #+darwin socket-error
56 socket-type-not-supported-error
57 protocol-not-supported-error)
59 (declare (ignorable c)) t)
63 (deftest make-inet-socket-keyword-wrong
64 ;; same again with keywords
66 (make-instance 'inet-socket :type :stream :protocol :udp)
67 ;; CLH FIXME! some versions of darwin just return a socket error
68 ;; here, not socket-type-not-supported-error or
69 ;; protocol-not-supported-error.
72 protocol-not-supported-error
73 socket-type-not-supported-error)
75 (declare (ignorable c)) t)
80 (deftest non-block-socket
81 (let ((s (make-instance 'inet-socket :type :stream :protocol :tcp)))
82 (setf (non-blocking-mode s) t)
83 (non-blocking-mode s))
86 (defun do-gc-portably ()
87 ;; cmucl on linux has generational gc with a keyword argument,
88 ;; sbcl GC function takes same arguments no matter what collector is in
90 #+(or sbcl gencgc) (SB-EXT:gc :full t)
91 ;; other platforms have full gc or nothing
92 #-(or sbcl gencgc) (sb-ext:gc))
94 (deftest inet-socket-bind
95 (let ((s (make-instance 'inet-socket :type :stream :protocol (get-protocol-by-name "tcp"))))
96 ;; Given the functions we've got so far, if you can think of a
97 ;; better way to make sure the bind succeeded than trying it
99 ;; 1974 has no special significance, unless you're the same age as me
100 (do-gc-portably) ;gc should clear out any old sockets bound to this port
101 (socket-bind s (make-inet-address "127.0.0.1") 1974)
103 (let ((s2 (make-instance 'inet-socket :type :stream :protocol (get-protocol-by-name "tcp"))))
104 (socket-bind s2 (make-inet-address "127.0.0.1") 1974)
106 (address-in-use-error () t)))
109 (deftest simple-sockopt-test
110 ;; test we can set SO_REUSEADDR on a socket and retrieve it, and in
111 ;; the process that all the weird macros in sockopt happened right.
112 (let ((s (make-instance 'inet-socket :type :stream :protocol (get-protocol-by-name "tcp"))))
113 (setf (sockopt-reuse-address s) t)
114 (sockopt-reuse-address s))
117 (defun read-buf-nonblock (buffer stream)
118 "Like READ-SEQUENCE, but returns early if the full quantity of data isn't there to be read. Blocks if no input at all"
119 (let ((eof (gensym)))
121 (c (read-char stream nil eof)
122 (read-char-no-hang stream nil eof)))
123 ((or (>= i (length buffer)) (not c) (eq c eof)) i)
124 (setf (elt buffer i) c))))
127 (deftest name-service-return-type
128 (vectorp (host-ent-address (get-host-by-address #(127 0 0 1))))
131 ;;; these require that the echo services are turned on in inetd
133 (deftest simple-tcp-client
134 (let ((s (make-instance 'inet-socket :type :stream :protocol :tcp))
135 (data (make-string 200)))
136 (socket-connect s #(127 0 0 1) 7)
137 (let ((stream (socket-make-stream s :input t :output t :buffering :none)))
138 (format stream "here is some text")
139 (let ((data (subseq data 0 (read-buf-nonblock data stream))))
140 (format t "~&Got ~S back from TCP echo server~%" data)
141 (> (length data) 0))))
145 (deftest sockaddr-return-type
146 (let ((s (make-instance 'inet-socket :type :stream :protocol :tcp)))
149 (socket-connect s #(127 0 0 1) 7)
150 (multiple-value-bind (host port) (socket-peername s)
157 (deftest simple-udp-client
158 (let ((s (make-instance 'inet-socket :type :datagram :protocol (get-protocol-by-name "udp")))
159 (data (make-string 200)))
160 (format t "Socket type is ~A~%" (sockopt-type s))
161 (socket-connect s #(127 0 0 1) 7)
162 (let ((stream (socket-make-stream s :input t :output t :buffering :none)))
163 (format stream "here is some text")
164 (let ((data (subseq data 0 (read-buf-nonblock data stream))))
165 (format t "~&Got ~S back from UDP echo server~%" data)
166 (> (length data) 0))))
169 ;;; A fairly rudimentary test that connects to the syslog socket and
170 ;;; sends a message. Priority 7 is kern.debug; you'll probably want
171 ;;; to look at /etc/syslog.conf or local equivalent to find out where
172 ;;; the message ended up
174 (deftest simple-local-client
177 ;; SunOS (Solaris) and Darwin systems don't have a socket at
178 ;; /dev/log. We might also be building in a chroot or
179 ;; something, so don't fail this test just because the file is
180 ;; unavailable, or if it's a symlink to some weird character
183 (handler-bind ((sb-posix:syscall-error
188 (sb-posix::stat-mode (sb-posix:stat "/dev/log")))))
189 (let ((s (make-instance 'local-socket :type :datagram)))
190 (format t "Connecting ~A... " s)
193 (socket-connect s "/dev/log")
194 (sb-bsd-sockets::socket-error ()
195 (setq s (make-instance 'local-socket :type :stream))
196 (format t "failed~%Retrying with ~A... " s)
198 (socket-connect s "/dev/log")))
200 (let ((stream (socket-make-stream s :input t :output t :buffering :none)))
202 "<7>bsd-sockets: Don't panic. We're testing local-domain client code; this message can safely be ignored"))))
207 ;;; these require that the internet (or bits of it, at least) is available
210 (deftest get-host-by-name
211 (equalp (car (host-ent-addresses (get-host-by-name "a.root-servers.net")))
216 (deftest get-host-by-address
217 (host-ent-name (get-host-by-address #(198 41 0 4)))
218 "a.root-servers.net")
220 ;;; These days lots of people seem to be using DNS servers that don't
221 ;;; report resolving failures for non-existing domains. This test
222 ;;; will fail there, so we've disabled it.
224 (deftest get-host-by-name-wrong
226 (get-host-by-name "foo.tninkpad.telent.net.")
227 (NAME-SERVICE-ERROR () t)
231 (defun http-stream (host port request)
232 (let ((s (make-instance 'inet-socket :type :stream :protocol :tcp)))
234 s (car (host-ent-addresses (get-host-by-name host))) port)
235 (let ((stream (socket-make-stream s :input t :output t :buffering :none)))
236 (format stream "~A HTTP/1.0~%~%" request))
240 (deftest simple-http-client-1
242 (let ((s (http-stream "ww.telent.net" 80 "HEAD /")))
243 (let ((data (make-string 200)))
244 (setf data (subseq data 0
245 (read-buf-nonblock data
246 (socket-make-stream s))))
248 (> (length data) 0)))
249 (network-unreachable-error () 'network-unreachable))
254 (deftest sockopt-receive-buffer
255 ;; on Linux x86, the receive buffer size appears to be doubled in the
256 ;; kernel: we set a size of x and then getsockopt() returns 2x.
257 ;; This is why we compare with >= instead of =
259 (let ((s (http-stream "ww.telent.net" 80 "HEAD /")))
260 (setf (sockopt-receive-buffer s) 1975)
261 (let ((data (make-string 200)))
262 (setf data (subseq data 0
263 (read-buf-nonblock data
264 (socket-make-stream s))))
265 (and (> (length data) 0)
266 (>= (sockopt-receive-buffer s) 1975))))
267 (network-unreachable-error () 'network-unreachable))
270 (deftest socket-open-p-true.1
271 (socket-open-p (make-instance 'inet-socket :type :stream :protocol :tcp))
274 (deftest socket-open-p-true.2
275 (let ((s (make-instance 'inet-socket :type :stream :protocol :tcp)))
278 (socket-connect s #(127 0 0 1) 7)
282 (deftest socket-open-p-false
283 (let ((s (make-instance 'inet-socket :type :stream :protocol :tcp)))
288 ;;; we don't have an automatic test for some of this yet. There's no
289 ;;; simple way to run servers and have something automatically connect
290 ;;; to them as client, unless we spawn external programs. Then we
291 ;;; have to start telling people what external programs they should
292 ;;; have installed. Which, eventually, we will, but not just yet
295 ;;; to check with this: can display packets from multiple peers
296 ;;; peer address is shown correctly for each packet
297 ;;; packet length is correct
298 ;;; long (>500 byte) packets have the full length shown (doesn't work)
300 (defun udp-server (port)
301 (let ((s (make-instance 'inet-socket :type :datagram :protocol :udp)))
302 (socket-bind s #(0 0 0 0) port)
304 (multiple-value-bind (buf len address port) (socket-receive s nil 500)
305 (format t "Received ~A bytes from ~A:~A - ~A ~%"
306 len address port (subseq buf 0 (min 10 len)))))))