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997a51bee8
* gnu/packages/version-control.scm (mercurial): Update to 6.2.1. [source](patches): Add patch for compatibility with OpenSSL 3.0. [arguments]: Patch /usr/bin/env and /bin/sh unconditionally in all tests. Disable four more tests. [inputs]: Change from PYTHON to PYTHON-WRAPPER. * gnu/packages/patches/mercurial-openssl-compat.patch: New file. * gnu/local.mk (dist_patch_DATA): Adjust accordingly.
89 lines
4 KiB
Diff
89 lines
4 KiB
Diff
Tweak cipher selection to make TLS < 1.2 work with OpenSSL 3.
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Taken from Debian:
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https://salsa.debian.org/python-team/packages/mercurial/-/blob/debian/master/debian/patches/openssl_3_cipher_tlsv1.patch
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--- a/mercurial/sslutil.py
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+++ b/mercurial/sslutil.py
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@@ -117,17 +117,17 @@ def _hostsettings(ui, hostname):
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ciphers = ui.config(b'hostsecurity', b'%s:ciphers' % bhostname, ciphers)
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# If --insecure is used, we allow the use of TLS 1.0 despite config options.
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# We always print a "connection security to %s is disabled..." message when
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# --insecure is used. So no need to print anything more here.
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if ui.insecureconnections:
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minimumprotocol = b'tls1.0'
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if not ciphers:
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- ciphers = b'DEFAULT'
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+ ciphers = b'DEFAULT:@SECLEVEL=0'
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s[b'minimumprotocol'] = minimumprotocol
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s[b'ciphers'] = ciphers
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# Look for fingerprints in [hostsecurity] section. Value is a list
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# of <alg>:<fingerprint> strings.
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fingerprints = ui.configlist(
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b'hostsecurity', b'%s:fingerprints' % bhostname
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@@ -621,17 +621,17 @@ def wrapserversocket(
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# Improve forward secrecy.
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sslcontext.options |= getattr(ssl, 'OP_SINGLE_DH_USE', 0)
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sslcontext.options |= getattr(ssl, 'OP_SINGLE_ECDH_USE', 0)
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# In tests, allow insecure ciphers
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# Otherwise, use the list of more secure ciphers if found in the ssl module.
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if exactprotocol:
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- sslcontext.set_ciphers('DEFAULT')
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+ sslcontext.set_ciphers('DEFAULT:@SECLEVEL=0')
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elif util.safehasattr(ssl, b'_RESTRICTED_SERVER_CIPHERS'):
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sslcontext.options |= getattr(ssl, 'OP_CIPHER_SERVER_PREFERENCE', 0)
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# pytype: disable=module-attr
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sslcontext.set_ciphers(ssl._RESTRICTED_SERVER_CIPHERS)
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# pytype: enable=module-attr
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if requireclientcert:
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sslcontext.verify_mode = ssl.CERT_REQUIRED
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--- a/tests/test-https.t
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+++ b/tests/test-https.t
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@@ -356,19 +356,19 @@ Start servers running supported TLS vers
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$ cat ../hg1.pid >> $DAEMON_PIDS
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$ hg serve -p $HGPORT2 -d --pid-file=../hg2.pid --certificate=$PRIV \
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> --config devel.serverexactprotocol=tls1.2
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$ cat ../hg2.pid >> $DAEMON_PIDS
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$ cd ..
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Clients talking same TLS versions work
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- $ P="$CERTSDIR" hg --config hostsecurity.minimumprotocol=tls1.0 --config hostsecurity.ciphers=DEFAULT id https://localhost:$HGPORT/
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+ $ P="$CERTSDIR" hg --config hostsecurity.minimumprotocol=tls1.0 --config hostsecurity.ciphers=DEFAULT:@SECLEVEL=0 id https://localhost:$HGPORT/
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5fed3813f7f5
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- $ P="$CERTSDIR" hg --config hostsecurity.minimumprotocol=tls1.1 --config hostsecurity.ciphers=DEFAULT id https://localhost:$HGPORT1/
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+ $ P="$CERTSDIR" hg --config hostsecurity.minimumprotocol=tls1.1 --config hostsecurity.ciphers=DEFAULT:@SECLEVEL=0 id https://localhost:$HGPORT1/
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5fed3813f7f5
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$ P="$CERTSDIR" hg --config hostsecurity.minimumprotocol=tls1.2 id https://localhost:$HGPORT2/
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5fed3813f7f5
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Clients requiring newer TLS version than what server supports fail
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$ P="$CERTSDIR" hg id https://localhost:$HGPORT/
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(could not negotiate a common security protocol (tls1.1+) with localhost; the likely cause is Mercurial is configured to be more secure than the server can support)
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@@ -400,17 +400,17 @@ Clients requiring newer TLS version than
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$ hg --config hostsecurity.minimumprotocol=tls1.2 id --insecure https://localhost:$HGPORT1/
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warning: connection security to localhost is disabled per current settings; communication is susceptible to eavesdropping and tampering
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5fed3813f7f5
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The per-host config option overrides the default
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$ P="$CERTSDIR" hg id https://localhost:$HGPORT/ \
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- > --config hostsecurity.ciphers=DEFAULT \
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+ > --config hostsecurity.ciphers=DEFAULT:@SECLEVEL=0 \
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> --config hostsecurity.minimumprotocol=tls1.2 \
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> --config hostsecurity.localhost:minimumprotocol=tls1.0
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5fed3813f7f5
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The per-host config option by itself works
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$ P="$CERTSDIR" hg id https://localhost:$HGPORT/ \
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> --config hostsecurity.localhost:minimumprotocol=tls1.2
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