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 (deftest get-protocol-by-name/error
24 (handler-case (get-protocol-by-name "nonexistent-protocol")
31 (deftest make-inet-socket
33 (let ((s (make-instance 'inet-socket :type :stream :protocol (get-protocol-by-name "tcp"))))
34 (and (> (socket-file-descriptor s) 1) t))
37 (deftest make-inet-socket-keyword
39 (let ((s (make-instance 'inet-socket :type :stream :protocol :tcp)))
40 (and (> (socket-file-descriptor s) 1) t))
43 (deftest make-inet-socket-wrong
44 ;; fail to make a socket: check correct error return. There's no nice
45 ;; way to check the condition stuff on its own, which is a shame
47 (make-instance 'inet-socket :type :stream :protocol (get-protocol-by-name "udp"))
48 ;; CLH FIXME! some versions of darwin just return a socket error
49 ;; here, not socket-type-not-supported-error or
50 ;; protocol-not-supported-error.
51 ((or #+darwin socket-error
52 socket-type-not-supported-error
53 protocol-not-supported-error)
55 (declare (ignorable c)) t)
59 (deftest make-inet-socket-keyword-wrong
60 ;; same again with keywords
62 (make-instance 'inet-socket :type :stream :protocol :udp)
63 ;; CLH FIXME! some versions of darwin just return a socket error
64 ;; here, not socket-type-not-supported-error or
65 ;; protocol-not-supported-error.
68 protocol-not-supported-error
69 socket-type-not-supported-error)
71 (declare (ignorable c)) t)
76 (deftest non-block-socket
77 (let ((s (make-instance 'inet-socket :type :stream :protocol :tcp)))
78 (setf (non-blocking-mode s) t)
79 (non-blocking-mode s))
82 (defun do-gc-portably ()
83 ;; cmucl on linux has generational gc with a keyword argument,
84 ;; sbcl GC function takes same arguments no matter what collector is in
86 #+(or sbcl gencgc) (SB-EXT:gc :full t)
87 ;; other platforms have full gc or nothing
88 #-(or sbcl gencgc) (sb-ext:gc))
90 (deftest inet-socket-bind
91 (let ((s (make-instance 'inet-socket :type :stream :protocol (get-protocol-by-name "tcp"))))
92 ;; Given the functions we've got so far, if you can think of a
93 ;; better way to make sure the bind succeeded than trying it
95 ;; 1974 has no special significance, unless you're the same age as me
96 (do-gc-portably) ;gc should clear out any old sockets bound to this port
97 (socket-bind s (make-inet-address "127.0.0.1") 1974)
99 (let ((s2 (make-instance 'inet-socket :type :stream :protocol (get-protocol-by-name "tcp"))))
100 (socket-bind s2 (make-inet-address "127.0.0.1") 1974)
102 (address-in-use-error () t)))
105 (deftest simple-sockopt-test
106 ;; test we can set SO_REUSEADDR on a socket and retrieve it, and in
107 ;; the process that all the weird macros in sockopt happened right.
108 (let ((s (make-instance 'inet-socket :type :stream :protocol (get-protocol-by-name "tcp"))))
109 (setf (sockopt-reuse-address s) t)
110 (sockopt-reuse-address s))
113 (defun read-buf-nonblock (buffer stream)
114 "Like READ-SEQUENCE, but returns early if the full quantity of data isn't there to be read. Blocks if no input at all"
115 (let ((eof (gensym)))
117 (c (read-char stream nil eof)
118 (read-char-no-hang stream nil eof)))
119 ((or (>= i (length buffer)) (not c) (eq c eof)) i)
120 (setf (elt buffer i) c))))
123 (deftest name-service-return-type
124 (vectorp (host-ent-address (get-host-by-address #(127 0 0 1))))
127 ;;; these require that the echo services are turned on in inetd
129 (deftest simple-tcp-client
130 (let ((s (make-instance 'inet-socket :type :stream :protocol :tcp))
131 (data (make-string 200)))
132 (socket-connect s #(127 0 0 1) 7)
133 (let ((stream (socket-make-stream s :input t :output t :buffering :none)))
134 (format stream "here is some text")
135 (let ((data (subseq data 0 (read-buf-nonblock data stream))))
136 (format t "~&Got ~S back from TCP echo server~%" data)
137 (> (length data) 0))))
141 (deftest sockaddr-return-type
142 (let ((s (make-instance 'inet-socket :type :stream :protocol :tcp)))
145 (socket-connect s #(127 0 0 1) 7)
146 (multiple-value-bind (host port) (socket-peername s)
153 (deftest simple-udp-client
154 (let ((s (make-instance 'inet-socket :type :datagram :protocol (get-protocol-by-name "udp")))
155 (data (make-string 200)))
156 (format t "Socket type is ~A~%" (sockopt-type s))
157 (socket-connect s #(127 0 0 1) 7)
158 (let ((stream (socket-make-stream s :input t :output t :buffering :none)))
159 (format stream "here is some text")
160 (let ((data (subseq data 0 (read-buf-nonblock data stream))))
161 (format t "~&Got ~S back from UDP echo server~%" data)
162 (> (length data) 0))))
165 ;;; A fairly rudimentary test that connects to the syslog socket and
166 ;;; sends a message. Priority 7 is kern.debug; you'll probably want
167 ;;; to look at /etc/syslog.conf or local equivalent to find out where
168 ;;; the message ended up
170 (deftest simple-local-client
173 ;; SunOS (Solaris) and Darwin systems don't have a socket at
174 ;; /dev/log. We might also be building in a chroot or
175 ;; something, so don't fail this test just because the file is
176 ;; unavailable, or if it's a symlink to some weird character
179 (handler-bind ((sb-posix:syscall-error
184 (sb-posix::stat-mode (sb-posix:stat "/dev/log")))))
185 (let ((s (make-instance 'local-socket :type :datagram)))
186 (format t "Connecting ~A... " s)
189 (socket-connect s "/dev/log")
190 (sb-bsd-sockets::socket-error ()
191 (setq s (make-instance 'local-socket :type :stream))
192 (format t "failed~%Retrying with ~A... " s)
194 (socket-connect s "/dev/log")))
196 (let ((stream (socket-make-stream s :input t :output t :buffering :none)))
198 "<7>bsd-sockets: Don't panic. We're testing local-domain client code; this message can safely be ignored"))))
203 ;;; these require that the internet (or bits of it, at least) is available
206 (deftest get-host-by-name
207 (equalp (car (host-ent-addresses (get-host-by-name "a.root-servers.net")))
212 (deftest get-host-by-address
213 (host-ent-name (get-host-by-address #(198 41 0 4)))
214 "a.root-servers.net")
216 ;;; These days lots of people seem to be using DNS servers that don't
217 ;;; report resolving failures for non-existing domains. This test
218 ;;; will fail there, so we've disabled it.
220 (deftest get-host-by-name-wrong
222 (get-host-by-name "foo.tninkpad.telent.net.")
223 (NAME-SERVICE-ERROR () t)
227 (defun http-stream (host port request)
228 (let ((s (make-instance 'inet-socket :type :stream :protocol :tcp)))
230 s (car (host-ent-addresses (get-host-by-name host))) port)
231 (let ((stream (socket-make-stream s :input t :output t :buffering :none)))
232 (format stream "~A HTTP/1.0~%~%" request))
236 (deftest simple-http-client-1
238 (let ((s (http-stream "ww.telent.net" 80 "HEAD /")))
239 (let ((data (make-string 200)))
240 (setf data (subseq data 0
241 (read-buf-nonblock data
242 (socket-make-stream s))))
244 (> (length data) 0)))
245 (network-unreachable-error () 'network-unreachable))
250 (deftest sockopt-receive-buffer
251 ;; on Linux x86, the receive buffer size appears to be doubled in the
252 ;; kernel: we set a size of x and then getsockopt() returns 2x.
253 ;; This is why we compare with >= instead of =
255 (let ((s (http-stream "ww.telent.net" 80 "HEAD /")))
256 (setf (sockopt-receive-buffer s) 1975)
257 (let ((data (make-string 200)))
258 (setf data (subseq data 0
259 (read-buf-nonblock data
260 (socket-make-stream s))))
261 (and (> (length data) 0)
262 (>= (sockopt-receive-buffer s) 1975))))
263 (network-unreachable-error () 'network-unreachable))
266 (deftest socket-open-p-true.1
267 (socket-open-p (make-instance 'inet-socket :type :stream :protocol :tcp))
270 (deftest socket-open-p-true.2
271 (let ((s (make-instance 'inet-socket :type :stream :protocol :tcp)))
274 (socket-connect s #(127 0 0 1) 7)
278 (deftest socket-open-p-false
279 (let ((s (make-instance 'inet-socket :type :stream :protocol :tcp)))
284 ;;; we don't have an automatic test for some of this yet. There's no
285 ;;; simple way to run servers and have something automatically connect
286 ;;; to them as client, unless we spawn external programs. Then we
287 ;;; have to start telling people what external programs they should
288 ;;; have installed. Which, eventually, we will, but not just yet
291 ;;; to check with this: can display packets from multiple peers
292 ;;; peer address is shown correctly for each packet
293 ;;; packet length is correct
294 ;;; long (>500 byte) packets have the full length shown (doesn't work)
296 (defun udp-server (port)
297 (let ((s (make-instance 'inet-socket :type :datagram :protocol :udp)))
298 (socket-bind s #(0 0 0 0) port)
300 (multiple-value-bind (buf len address port) (socket-receive s nil 500)
301 (format t "Received ~A bytes from ~A:~A - ~A ~%"
302 len address port (subseq buf 0 (min 10 len)))))))