From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: "J.P." Newsgroups: gmane.emacs.bugs Subject: bug#46342: 28.0.50; socks-send-command munges IP address bytes to UTF-8 Date: Wed, 17 Feb 2021 06:59:07 -0800 Message-ID: <87r1le4u6c.fsf@neverwas.me> References: <875z355sh9.fsf@neverwas.me> <83pn1do008.fsf@gnu.org> <87r1lt2s8k.fsf@neverwas.me> <83czxdns61.fsf@gnu.org> <874kils22e.fsf@neverwas.me> <831rdpkyl6.fsf@gnu.org> <87ft24njud.fsf@neverwas.me> <83o8grj4d3.fsf@gnu.org> <87eehmlkhz.fsf@neverwas.me> <83o8gqhbeh.fsf@gnu.org> <87h7mh73zr.fsf@neverwas.me> <83blcpfhu7.fsf@gnu.org> Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="=-=-=" Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="24239"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/27.1 (gnu/linux) Cc: 46342@debbugs.gnu.org To: Eli Zaretskii Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Wed Feb 17 16:00:19 2021 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1lCOJO-0006BH-MU for geb-bug-gnu-emacs@m.gmane-mx.org; Wed, 17 Feb 2021 16:00:18 +0100 Original-Received: from localhost ([::1]:45092 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lCOJN-0003ah-Ox for geb-bug-gnu-emacs@m.gmane-mx.org; Wed, 17 Feb 2021 10:00:17 -0500 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:36610) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lCOJ9-0003aU-0S for bug-gnu-emacs@gnu.org; Wed, 17 Feb 2021 10:00:03 -0500 Original-Received: from debbugs.gnu.org ([209.51.188.43]:33098) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1lCOJ8-0004CM-NN for bug-gnu-emacs@gnu.org; Wed, 17 Feb 2021 10:00:02 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1lCOJ8-00041B-JE for bug-gnu-emacs@gnu.org; Wed, 17 Feb 2021 10:00:02 -0500 X-Loop: help-debbugs@gnu.org Resent-From: "J.P." Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Wed, 17 Feb 2021 15:00:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 46342 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: patch Original-Received: via spool by 46342-submit@debbugs.gnu.org id=B46342.161357395915370 (code B ref 46342); Wed, 17 Feb 2021 15:00:02 +0000 Original-Received: (at 46342) by debbugs.gnu.org; 17 Feb 2021 14:59:19 +0000 Original-Received: from localhost ([127.0.0.1]:44644 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1lCOIQ-0003zp-Of for submit@debbugs.gnu.org; Wed, 17 Feb 2021 09:59:19 -0500 Original-Received: from mail-109-mta216.mxroute.com ([136.175.109.216]:33779) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1lCOIN-0003zg-Us for 46342@debbugs.gnu.org; Wed, 17 Feb 2021 09:59:18 -0500 Original-Received: from filter004.mxroute.com ([149.28.56.236] 149.28.56.236.vultr.com) (Authenticated sender: mN4UYu2MZsgR) by mail-109-mta216.mxroute.com (ZoneMTA) with ESMTPSA id 177b08090820006238.001 for <46342@debbugs.gnu.org> (version=TLSv1/SSLv3 cipher=ECDHE-RSA-AES128-GCM-SHA256); Wed, 17 Feb 2021 14:59:11 +0000 X-Zone-Loop: 828953726bf2405af8051fc686ece6a59125ae6a4701 X-Originating-IP: [149.28.56.236] In-Reply-To: <83blcpfhu7.fsf@gnu.org> (Eli Zaretskii's message of "Fri, 12 Feb 2021 17:04:16 +0200") X-AuthUser: masked@neverwas.me X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-BeenThere: bug-gnu-emacs@gnu.org List-Id: "Bug reports for GNU Emacs, the Swiss army knife of text editors" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.io gmane.emacs.bugs:200196 Archived-At: --=-=-= Content-Type: text/plain Eli Zaretskii writes: > So what is the problem with using unibyte-string for producing a > unibyte string from a list of bytes? It sounds like it's exactly > what is needed here, and is actually used in some places in socks.el. Great, thanks. That's what was needed indeed. I've updated things accordingly and have added a doc string to socks-send-command explaining the address parameter. --=-=-= Content-Type: text/x-patch Content-Disposition: attachment; filename=0001-Add-more-auth-related-tests-for-socks.el.patch >From 4e058c6a78f8a219d159444aadaf5e9cf5004870 Mon Sep 17 00:00:00 2001 From: "F. Jason Park" Date: Fri, 5 Feb 2021 05:24:55 -0800 Subject: [PATCH 1/2] Add more auth-related tests for socks.el * test/lisp/net/socks-tests.el (auth-registration-and-suite-offer) (filter-response-parsing-v4, filter-response-parsing-v5): Assert auth-method selection wrangling and socks-filter parsing. (v5-auth-user-pass, v5-auth-user-pass-blank, v5-auth-none): Show prep and execution of the SOCKS connect command and proxying of an HTTP request; simplify fake server. --- test/lisp/net/socks-tests.el | 270 ++++++++++++++++++++++++++++------- 1 file changed, 215 insertions(+), 55 deletions(-) diff --git a/test/lisp/net/socks-tests.el b/test/lisp/net/socks-tests.el index b378ed2964e..340a42d79cc 100644 --- a/test/lisp/net/socks-tests.el +++ b/test/lisp/net/socks-tests.el @@ -21,68 +21,151 @@ ;;; Code: +(require 'ert) (require 'socks) (require 'url-http) -(defvar socks-tests-canned-server-port nil) +(ert-deftest socks-tests-auth-registration-and-suite-offer () + (ert-info ("Default favors user/pass auth") + (should (equal socks-authentication-methods + '((2 "Username/Password" . socks-username/password-auth) + (0 "No authentication" . identity)))) + (should (equal "\2\0\2" (socks-build-auth-list)))) ; length [offer ...] + (let (socks-authentication-methods) + (ert-info ("Empty selection/no methods offered") + (should (equal "\0" (socks-build-auth-list)))) + (ert-info ("Simulate library defaults") + (socks-register-authentication-method 0 "No authentication" + 'identity) + (should (equal socks-authentication-methods + '((0 "No authentication" . identity)))) + (should (equal "\1\0" (socks-build-auth-list))) + (socks-register-authentication-method 2 "Username/Password" + 'socks-username/password-auth) + (should (equal socks-authentication-methods + '((2 "Username/Password" . socks-username/password-auth) + (0 "No authentication" . identity)))) + (should (equal "\2\0\2" (socks-build-auth-list)))) + (ert-info ("Removal") + (socks-unregister-authentication-method 2) + (should (equal socks-authentication-methods + '((0 "No authentication" . identity)))) + (should (equal "\1\0" (socks-build-auth-list))) + (socks-unregister-authentication-method 0) + (should-not socks-authentication-methods) + (should (equal "\0" (socks-build-auth-list)))))) -(defun socks-tests-canned-server-create (verbatim patterns) - "Create a fake SOCKS server and return the process. +(ert-deftest socks-tests-filter-response-parsing-v4 () + "Ensure new chunks added on right (Bug#45162)." + (let* ((buf (generate-new-buffer "*test-socks-filter*")) + (proc (start-process "test-socks-filter" buf "sleep" "1"))) + (process-put proc 'socks t) + (process-put proc 'socks-state socks-state-waiting) + (process-put proc 'socks-server-protocol 4) + (ert-info ("Receive initial incomplete segment") + (socks-filter proc (concat [0 90 0 0 93 184 216])) + ;; From example.com: OK status ^ ^ msg start + (ert-info ("State still set to waiting") + (should (eq (process-get proc 'socks-state) socks-state-waiting))) + (ert-info ("Response field is nil because processing incomplete") + (should-not (process-get proc 'socks-response))) + (ert-info ("Scratch field holds stashed partial payload") + (should (string= (concat [0 90 0 0 93 184 216]) + (process-get proc 'socks-scratch))))) + (ert-info ("Last part arrives") + (socks-filter proc "\42") ; ?\" 34 + (ert-info ("State transitions to complete (length check passes)") + (should (eq (process-get proc 'socks-state) socks-state-connected))) + (ert-info ("Scratch and response fields hold stash w. last chunk") + (should (string= (concat [0 90 0 0 93 184 216 34]) + (process-get proc 'socks-response))) + (should (string= (process-get proc 'socks-response) + (process-get proc 'socks-scratch))))) + (delete-process proc) + (kill-buffer buf))) -`VERBATIM' and `PATTERNS' are dotted alists containing responses. -Requests are tried in order. On failure, an error is raised." - (let* ((buf (generate-new-buffer "*canned-socks-server*")) +(ert-deftest socks-tests-filter-response-parsing-v5 () + "Ensure new chunks added on right (Bug#45162)." + (let* ((buf (generate-new-buffer "*test-socks-filter*")) + (proc (start-process "test-socks-filter" buf "sleep" "1"))) + (process-put proc 'socks t) + (process-put proc 'socks-state socks-state-waiting) + (process-put proc 'socks-server-protocol 5) + (ert-info ("Receive initial incomplete segment") + ;; From fedora.org: 2605:bc80:3010:600:dead:beef:cafe:fed9 + ;; 5004 ~~> Version Status (OK) NOOP Addr-Type (4 -> IPv6) + (socks-filter proc "\5\0\0\4\x26\x05\xbc\x80\x30\x10\x00\x60") + (ert-info ("State still waiting and response emtpy") + (should (eq (process-get proc 'socks-state) socks-state-waiting)) + (should-not (process-get proc 'socks-response))) + (ert-info ("Scratch field holds partial payload of pending msg") + (should (string= "\5\0\0\4\x26\x05\xbc\x80\x30\x10\x00\x60" + (process-get proc 'socks-scratch))))) + (ert-info ("Middle chunk arrives") + (socks-filter proc "\xde\xad\xbe\xef\xca\xfe\xfe\xd9") + (ert-info ("State and response fields still untouched") + (should (eq (process-get proc 'socks-state) socks-state-waiting)) + (should-not (process-get proc 'socks-response))) + (ert-info ("Scratch contains new arrival appended (on RHS)") + (should (string= (concat "\5\0\0\4" + "\x26\x05\xbc\x80\x30\x10\x00\x60" + "\xde\xad\xbe\xef\xca\xfe\xfe\xd9") + (process-get proc 'socks-scratch))))) + (ert-info ("Final part arrives (port number)") + (socks-filter proc "\0\0") + (ert-info ("State transitions to complete") + (should (eq (process-get proc 'socks-state) socks-state-connected))) + (ert-info ("Scratch and response fields show last chunk appended") + (should (string= (concat "\5\0\0\4" + "\x26\x05\xbc\x80\x30\x10\x00\x60" + "\xde\xad\xbe\xef\xca\xfe\xfe\xd9" + "\0\0") + (process-get proc 'socks-scratch))) + (should (string= (process-get proc 'socks-response) + (process-get proc 'socks-scratch))))) + (delete-process proc) + (kill-buffer buf))) + +(defvar socks-tests-canned-server-patterns nil + "Alist containing request/response cons pairs to be tried in order. +Vectors must match verbatim. Strings are considered regex patterns.") + +(defun socks-tests-canned-server-create () + "Create and return a fake SOCKS server." + (let* ((port (nth 2 socks-server)) + (name (format "socks-server:%d" port)) + (pats socks-tests-canned-server-patterns) (filt (lambda (proc line) - (let ((resp (or (assoc-default line verbatim - (lambda (k s) ; s is line - (string= (concat k) s))) - (assoc-default line patterns - (lambda (p s) - (string-match-p p s)))))) - (unless resp + (pcase-let ((`(,pat . ,resp) (pop pats))) + (unless (or (and (vectorp pat) (equal pat (vconcat line))) + (string-match-p pat line)) (error "Unknown request: %s" line)) (let ((print-escape-control-characters t)) - (princ (format "<- %s\n" (prin1-to-string line)) buf) - (princ (format "-> %s\n" (prin1-to-string resp)) buf)) + (message "[%s] <- %s" name (prin1-to-string line)) + (message "[%s] -> %s" name (prin1-to-string resp))) (process-send-string proc (concat resp))))) - (srv (make-network-process :server 1 - :buffer buf - :filter filt - :name "server" - :family 'ipv4 - :host 'local - :service socks-tests-canned-server-port))) - (set-process-query-on-exit-flag srv nil) - (princ (format "[%s] Listening on localhost:10080\n" srv) buf) - srv)) - -;; Add ([5 3 0 1 2] . [5 2]) to the `verbatim' list below to validate -;; against curl 7.71 with the following options: -;; $ curl --verbose -U foo:bar --proxy socks5h://127.0.0.1:10080 example.com -;; -;; If later implementing version 4a, try these: -;; [4 1 0 80 0 0 0 1 0 ?e ?x ?a ?m ?p ?l ?e ?. ?c ?o ?m 0] . [0 90 0 0 0 0 0 0] -;; $ curl --verbose --proxy socks4a://127.0.0.1:10080 example.com + (serv (make-network-process :server 1 + :buffer (get-buffer-create name) + :filter filt + :name name + :family 'ipv4 + :host 'local + :coding 'binary + :service port))) + (set-process-query-on-exit-flag serv nil) + serv)) -(ert-deftest socks-tests-auth-filter-url-http () - "Verify correct handling of SOCKS5 user/pass authentication." - (let* ((socks-server '("server" "127.0.0.1" 10080 5)) - (socks-username "foo") - (socks-password "bar") - (url-gateway-method 'socks) +(defvar socks-tests--hello-world-http-request-pattern + (cons "^GET /" (concat "HTTP/1.1 200 OK\r\n" + "Content-Type: text/plain\r\n" + "Content-Length: 13\r\n\r\n" + "Hello World!\n"))) + +(defun socks-tests-perform-hello-world-http-request () + "Start canned server, validate hello-world response, and finalize." + (let* ((url-gateway-method 'socks) (url (url-generic-parse-url "http://example.com")) - (verbatim '(([5 2 0 2] . [5 2]) - ([1 3 ?f ?o ?o 3 ?b ?a ?r] . [1 0]) - ([5 1 0 3 11 ?e ?x ?a ?m ?p ?l ?e ?. ?c ?o ?m 0 80] - . [5 0 0 1 0 0 0 0 0 0]))) - (patterns - `(("^GET /" . ,(concat "HTTP/1.1 200 OK\r\n" - "Content-Type: text/plain; charset=UTF-8\r\n" - "Content-Length: 13\r\n\r\n" - "Hello World!\n")))) - (socks-tests-canned-server-port 10080) - (server (socks-tests-canned-server-create verbatim patterns)) - (tries 10) + (server (socks-tests-canned-server-create)) ;; done ;; @@ -90,14 +173,91 @@ socks-tests-auth-filter-url-http (goto-char (point-min)) (should (search-forward "Hello World" nil t)) (setq done t))) - (buf (url-http url cb '(nil)))) - (ert-info ("Connect to HTTP endpoint over SOCKS5 with USER/PASS method") - (while (and (not done) (< 0 (cl-decf tries))) ; cl-lib via url-http - (sleep-for 0.1))) + (buf (url-http url cb '(nil))) + (proc (get-buffer-process buf)) + (attempts 10)) + (while (and (not done) (< 0 (cl-decf attempts))) + (sleep-for 0.1)) (should done) (delete-process server) + (delete-process proc) ; otherwise seems client proc is sometimes reused (kill-buffer (process-buffer server)) (kill-buffer buf) (ignore url-gateway-method))) +;; Replace first pattern below with ([5 3 0 1 2] . [5 2]) to validate +;; against curl 7.71 with the following options: +;; $ curl --verbose -U foo:bar --proxy socks5h://127.0.0.1:10080 example.com + +(ert-deftest socks-tests-v5-auth-user-pass () + "Verify correct handling of SOCKS5 user/pass authentication." + (should (assq 2 socks-authentication-methods)) + (let ((socks-server '("server" "127.0.0.1" 10080 5)) + (socks-username "foo") + (socks-password "bar") + (url-user-agent "Test/auth-user-pass") + (socks-tests-canned-server-patterns + `(([5 2 0 2] . [5 2]) + ([1 3 ?f ?o ?o 3 ?b ?a ?r] . [1 0]) + ([5 1 0 3 11 ?e ?x ?a ?m ?p ?l ?e ?. ?c ?o ?m 0 80] + . [5 0 0 1 0 0 0 0 0 0]) + ,socks-tests--hello-world-http-request-pattern))) + (ert-info ("Make HTTP request over SOCKS5 with USER/PASS auth method") + (socks-tests-perform-hello-world-http-request)))) + +;; Services (like Tor) may be configured without auth but for some +;; reason still prefer the user/pass method over none when offered both. +;; Given this library's defaults, the scenario below is possible. +;; +;; FYI: RFC 1929 doesn't say that a username or password is required +;; but notes that the length of both fields should be at least one. +;; However, both socks.el and curl send zero-length fields (though +;; curl drops the user part too when the password is empty). +;; +;; From Tor's docs /socks-extensions.txt, 1.1 Extent of support: +;; > We allow username/password fields of this message to be empty ... +;; line 41 in blob 5fd1f828f3e9d014f7b65fa3bd1d33c39e4129e2 +;; https://gitweb.torproject.org/torspec.git/tree/socks-extensions.txt +;; +;; To verify against curl 7.71, swap out the first two pattern pairs +;; with ([5 3 0 1 2] . [5 2]) and ([1 0 0] . [1 0]), then run: +;; $ curl verbose -U "foo:" --proxy socks5h://127.0.0.1:10081 example.com + +(ert-deftest socks-tests-v5-auth-user-pass-blank () + "Verify correct SOCKS5 user/pass authentication with empty pass." + (should (assq 2 socks-authentication-methods)) + (let ((socks-server '("server" "127.0.0.1" 10081 5)) + (socks-username "foo") ; defaults to (user-login-name) + (socks-password "") ; simulate user hitting enter when prompted + (url-user-agent "Test/auth-user-pass-blank") + (socks-tests-canned-server-patterns + `(([5 2 0 2] . [5 2]) + ([1 3 ?f ?o ?o 0] . [1 0]) + ([5 1 0 3 11 ?e ?x ?a ?m ?p ?l ?e ?. ?c ?o ?m 0 80] + . [5 0 0 1 0 0 0 0 0 0]) + ,socks-tests--hello-world-http-request-pattern))) + (ert-info ("Make HTTP request over SOCKS5 with USER/PASS auth method") + (socks-tests-perform-hello-world-http-request)))) + +;; Swap out ([5 2 0 1] . [5 0]) with the first pattern below to validate +;; against curl 7.71 with the following options: +;; $ curl --verbose --proxy socks5h://127.0.0.1:10082 example.com + +(ert-deftest socks-tests-v5-auth-none () + "Verify correct handling of SOCKS5 when auth method 0 requested." + (let ((socks-server '("server" "127.0.0.1" 10082 5)) + (socks-authentication-methods (append socks-authentication-methods + nil)) + (url-user-agent "Test/auth-none") + (socks-tests-canned-server-patterns + `(([5 1 0] . [5 0]) + ([5 1 0 3 11 ?e ?x ?a ?m ?p ?l ?e ?. ?c ?o ?m 0 80] + . [5 0 0 1 0 0 0 0 0 0]) + ,socks-tests--hello-world-http-request-pattern))) + (socks-unregister-authentication-method 2) + (should-not (assq 2 socks-authentication-methods)) + (ert-info ("Make HTTP request over SOCKS5 with no auth method") + (socks-tests-perform-hello-world-http-request))) + (should (assq 2 socks-authentication-methods))) + ;;; socks-tests.el ends here -- 2.29.2 --=-=-= Content-Type: text/x-patch Content-Disposition: attachment; filename=0002-Use-raw-bytes-for-SOCKS-4-IP-addresses.patch >From 7daa1e7f1c8581e3aaab8cf94731de8e1d140fae Mon Sep 17 00:00:00 2001 From: "F. Jason Park" Date: Fri, 5 Feb 2021 19:41:04 -0800 Subject: [PATCH 2/2] Use raw bytes for SOCKS 4 IP addresses * lisp/net/socks.el: (socks--open-network-stream, socks-send-command): * test/lisp/net/socks-tests.el: (socks-tests-v4-basic): (Bug#46342). --- lisp/net/socks.el | 4 +++- test/lisp/net/socks-tests.el | 20 ++++++++++++++++++++ 2 files changed, 23 insertions(+), 1 deletion(-) diff --git a/lisp/net/socks.el b/lisp/net/socks.el index 96fafc826b8..1da1d31d678 100644 --- a/lisp/net/socks.el +++ b/lisp/net/socks.el @@ -390,6 +390,8 @@ socks-open-connection proc))) (defun socks-send-command (proc command atype address port) + "Send COMMAND to SOCKS service PROC for proxying ADDRESS and PORT. +When ATYPE indicates an IP, param ADDRESS must be given as raw bytes." (let ((addr (cond ((or (= atype socks-address-type-v4) (= atype socks-address-type-v6)) @@ -528,7 +530,7 @@ socks--open-network-stream (setq host (socks-nslookup-host host)) (if (not (listp host)) (error "Could not get IP address for: %s" host)) - (setq host (apply #'format "%c%c%c%c" host)) + (setq host (apply #'unibyte-string host)) socks-address-type-v4) (t socks-address-type-name)))) diff --git a/test/lisp/net/socks-tests.el b/test/lisp/net/socks-tests.el index 340a42d79cc..9a2dcba9daf 100644 --- a/test/lisp/net/socks-tests.el +++ b/test/lisp/net/socks-tests.el @@ -185,6 +185,26 @@ socks-tests-perform-hello-world-http-request (kill-buffer buf) (ignore url-gateway-method))) +;; Unlike curl, socks.el includes the ID field (but otherwise matches): +;; $ curl --proxy socks4://127.0.0.1:1080 example.com + +(ert-deftest socks-tests-v4-basic () + "Show correct preparation of SOCKS4 connect command (Bug#46342)." + (let ((socks-server '("server" "127.0.0.1" 10079 4)) + (url-user-agent "Test/4-basic") + (socks-tests-canned-server-patterns + `(([4 1 0 80 93 184 216 34 ?f ?o ?o 0] . [0 90 0 0 0 0 0 0]) + ,socks-tests--hello-world-http-request-pattern)) + socks-nslookup-program) + (ert-info ("Make HTTP request over SOCKS4") + (cl-letf (((symbol-function 'socks-nslookup-host) + (lambda (host) + (should (equal host "example.com")) + (list 93 184 216 34))) + ((symbol-function 'user-full-name) + (lambda () "foo"))) + (socks-tests-perform-hello-world-http-request))))) + ;; Replace first pattern below with ([5 3 0 1 2] . [5 2]) to validate ;; against curl 7.71 with the following options: ;; $ curl --verbose -U foo:bar --proxy socks5h://127.0.0.1:10080 example.com -- 2.29.2 --=-=-=--