tests/test-https.t
author FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
Fri, 13 May 2016 07:19:59 +0900
branchstable
changeset 29155 aaabed77791a
parent 28847 3e576fe66715
child 29263 817ee3cfe862
permissions -rw-r--r--
help: search section of help topic by translated section name correctly Before this patch, "hg help topic.section" might show unexpected section of help topic in some encoding. It applies str.lower() instead of encoding.lower(str) on translated message to search section case-insensitively, but some encoding uses 0x41(A) - 0x5a(Z) as the second or later byte of multi-byte character (for example, ja_JP.cp932), and str.lower() causes unexpected result. To search section of help topic by translated section name correctly, this patch replaces str.lower() by encoding.lower(str) for both query string (in commands.help()) and translated help text (in minirst.getsections()).

#require serve ssl

Proper https client requires the built-in ssl from Python 2.6.

Certificates created with:
 printf '.\n.\n.\n.\n.\nlocalhost\nhg@localhost\n' | \
 openssl req -newkey rsa:512 -keyout priv.pem -nodes -x509 -days 9000 -out pub.pem
Can be dumped with:
 openssl x509 -in pub.pem -text

  $ cat << EOT > priv.pem
  > -----BEGIN PRIVATE KEY-----
  > MIIBVAIBADANBgkqhkiG9w0BAQEFAASCAT4wggE6AgEAAkEApjCWeYGrIa/Vo7LH
  > aRF8ou0tbgHKE33Use/whCnKEUm34rDaXQd4lxxX6aDWg06n9tiVStAKTgQAHJY8
  > j/xgSwIDAQABAkBxHC6+Qlf0VJXGlb6NL16yEVVTQxqDS6hA9zqu6TZjrr0YMfzc
  > EGNIiZGt7HCBL0zO+cPDg/LeCZc6HQhf0KrhAiEAzlJq4hWWzvguWFIJWSoBeBUG
  > MF1ACazQO7PYE8M0qfECIQDONHHP0SKZzz/ZwBZcAveC5K61f/v9hONFwbeYulzR
  > +wIgc9SvbtgB/5Yzpp//4ZAEnR7oh5SClCvyB+KSx52K3nECICbhQphhoXmI10wy
  > aMTellaq0bpNMHFDziqH9RsqAHhjAiEAgYGxfzkftt5IUUn/iFK89aaIpyrpuaAh
  > HY8gUVkVRVs=
  > -----END PRIVATE KEY-----
  > EOT

  $ cat << EOT > pub.pem
  > -----BEGIN CERTIFICATE-----
  > MIIBqzCCAVWgAwIBAgIJANAXFFyWjGnRMA0GCSqGSIb3DQEBBQUAMDExEjAQBgNV
  > BAMMCWxvY2FsaG9zdDEbMBkGCSqGSIb3DQEJARYMaGdAbG9jYWxob3N0MB4XDTEw
  > MTAxNDIwMzAxNFoXDTM1MDYwNTIwMzAxNFowMTESMBAGA1UEAwwJbG9jYWxob3N0
  > MRswGQYJKoZIhvcNAQkBFgxoZ0Bsb2NhbGhvc3QwXDANBgkqhkiG9w0BAQEFAANL
  > ADBIAkEApjCWeYGrIa/Vo7LHaRF8ou0tbgHKE33Use/whCnKEUm34rDaXQd4lxxX
  > 6aDWg06n9tiVStAKTgQAHJY8j/xgSwIDAQABo1AwTjAdBgNVHQ4EFgQUE6sA+amm
  > r24dGX0kpjxOgO45hzQwHwYDVR0jBBgwFoAUE6sA+ammr24dGX0kpjxOgO45hzQw
  > DAYDVR0TBAUwAwEB/zANBgkqhkiG9w0BAQUFAANBAFArvQFiAZJgQczRsbYlG1xl
  > t+truk37w5B3m3Ick1ntRcQrqs+hf0CO1q6Squ144geYaQ8CDirSR92fICELI1c=
  > -----END CERTIFICATE-----
  > EOT
  $ cat priv.pem pub.pem >> server.pem
  $ PRIV=`pwd`/server.pem

  $ cat << EOT > pub-other.pem
  > -----BEGIN CERTIFICATE-----
  > MIIBqzCCAVWgAwIBAgIJALwZS731c/ORMA0GCSqGSIb3DQEBBQUAMDExEjAQBgNV
  > BAMMCWxvY2FsaG9zdDEbMBkGCSqGSIb3DQEJARYMaGdAbG9jYWxob3N0MB4XDTEw
  > MTAxNDIwNDUxNloXDTM1MDYwNTIwNDUxNlowMTESMBAGA1UEAwwJbG9jYWxob3N0
  > MRswGQYJKoZIhvcNAQkBFgxoZ0Bsb2NhbGhvc3QwXDANBgkqhkiG9w0BAQEFAANL
  > ADBIAkEAsxsapLbHrqqUKuQBxdpK4G3m2LjtyrTSdpzzzFlecxd5yhNP6AyWrufo
  > K4VMGo2xlu9xOo88nDSUNSKPuD09MwIDAQABo1AwTjAdBgNVHQ4EFgQUoIB1iMhN
  > y868rpQ2qk9dHnU6ebswHwYDVR0jBBgwFoAUoIB1iMhNy868rpQ2qk9dHnU6ebsw
  > DAYDVR0TBAUwAwEB/zANBgkqhkiG9w0BAQUFAANBAJ544f125CsE7J2t55PdFaF6
  > bBlNBb91FCywBgSjhBjf+GG3TNPwrPdc3yqeq+hzJiuInqbOBv9abmMyq8Wsoig=
  > -----END CERTIFICATE-----
  > EOT

pub.pem patched with other notBefore / notAfter:

  $ cat << EOT > pub-not-yet.pem
  > -----BEGIN CERTIFICATE-----
  > MIIBqzCCAVWgAwIBAgIJANAXFFyWjGnRMA0GCSqGSIb3DQEBBQUAMDExEjAQBgNVBAMMCWxvY2Fs
  > aG9zdDEbMBkGCSqGSIb3DQEJARYMaGdAbG9jYWxob3N0MB4XDTM1MDYwNTIwMzAxNFoXDTM1MDYw
  > NTIwMzAxNFowMTESMBAGA1UEAwwJbG9jYWxob3N0MRswGQYJKoZIhvcNAQkBFgxoZ0Bsb2NhbGhv
  > c3QwXDANBgkqhkiG9w0BAQEFAANLADBIAkEApjCWeYGrIa/Vo7LHaRF8ou0tbgHKE33Use/whCnK
  > EUm34rDaXQd4lxxX6aDWg06n9tiVStAKTgQAHJY8j/xgSwIDAQABo1AwTjAdBgNVHQ4EFgQUE6sA
  > +ammr24dGX0kpjxOgO45hzQwHwYDVR0jBBgwFoAUE6sA+ammr24dGX0kpjxOgO45hzQwDAYDVR0T
  > BAUwAwEB/zANBgkqhkiG9w0BAQUFAANBAJXV41gWnkgC7jcpPpFRSUSZaxyzrXmD1CIqQf0WgVDb
  > /12E0vR2DuZitgzUYtBaofM81aTtc0a2/YsrmqePGm0=
  > -----END CERTIFICATE-----
  > EOT
  $ cat priv.pem pub-not-yet.pem > server-not-yet.pem

  $ cat << EOT > pub-expired.pem
  > -----BEGIN CERTIFICATE-----
  > MIIBqzCCAVWgAwIBAgIJANAXFFyWjGnRMA0GCSqGSIb3DQEBBQUAMDExEjAQBgNVBAMMCWxvY2Fs
  > aG9zdDEbMBkGCSqGSIb3DQEJARYMaGdAbG9jYWxob3N0MB4XDTEwMTAxNDIwMzAxNFoXDTEwMTAx
  > NDIwMzAxNFowMTESMBAGA1UEAwwJbG9jYWxob3N0MRswGQYJKoZIhvcNAQkBFgxoZ0Bsb2NhbGhv
  > c3QwXDANBgkqhkiG9w0BAQEFAANLADBIAkEApjCWeYGrIa/Vo7LHaRF8ou0tbgHKE33Use/whCnK
  > EUm34rDaXQd4lxxX6aDWg06n9tiVStAKTgQAHJY8j/xgSwIDAQABo1AwTjAdBgNVHQ4EFgQUE6sA
  > +ammr24dGX0kpjxOgO45hzQwHwYDVR0jBBgwFoAUE6sA+ammr24dGX0kpjxOgO45hzQwDAYDVR0T
  > BAUwAwEB/zANBgkqhkiG9w0BAQUFAANBAJfk57DTRf2nUbYaMSlVAARxMNbFGOjQhAUtY400GhKt
  > 2uiKCNGKXVXD3AHWe13yHc5KttzbHQStE5Nm/DlWBWQ=
  > -----END CERTIFICATE-----
  > EOT
  $ cat priv.pem pub-expired.pem > server-expired.pem

Client certificates created with:
 openssl genrsa -aes128 -passout pass:1234 -out client-key.pem 512
 openssl rsa -in client-key.pem -passin pass:1234 -out client-key-decrypted.pem
 printf '.\n.\n.\n.\n.\n.\nhg-client@localhost\n.\n.\n' | \
 openssl req -new -key client-key.pem -passin pass:1234 -out client-csr.pem
 openssl x509 -req -days 9000 -in client-csr.pem -CA pub.pem -CAkey priv.pem \
 -set_serial 01 -out client-cert.pem

  $ cat << EOT > client-key.pem
  > -----BEGIN RSA PRIVATE KEY-----
  > Proc-Type: 4,ENCRYPTED
  > DEK-Info: AES-128-CBC,C8B8F103A61A336FB0716D1C0F8BB2E8
  > 
  > JolMlCFjEW3q3JJjO9z99NJWeJbFgF5DpUOkfSCxH56hxxtZb9x++rBvBZkxX1bF
  > BAIe+iI90+jdCLwxbILWuFcrJUaLC5WmO14XDKYVmr2eW9e4MiCYOlO0Q6a9rDFS
  > jctRCfvubOXFHbBGLH8uKEMpXEkP7Lc60FiIukqjuQEivJjrQirVtZCGwyk3qUi7
  > Eyh4Lo63IKGu8T1Bkmn2kaMvFhu7nC/CQLBjSq0YYI1tmCOkVb/3tPrz8oqgDJp2
  > u7bLS3q0xDNZ52nVrKIoZC/UlRXGlPyzPpa70/jPIdfCbkwDaBpRVXc+62Pj2n5/
  > CnO2xaKwfOG6pDvanBhFD72vuBOkAYlFZPiEku4sc2WlNggsSWCPCIFwzmiHjKIl
  > bWmdoTq3nb7sNfnBbV0OCa7fS1dFwCm4R1NC7ELENu0=
  > -----END RSA PRIVATE KEY-----
  > EOT

  $ cat << EOT > client-key-decrypted.pem
  > -----BEGIN RSA PRIVATE KEY-----
  > MIIBOgIBAAJBAJs4LS3glAYU92bg5kPgRPNW84ewB0fWJfAKccCp1ACHAdZPeaKb
  > FCinVMYKAVbVqBkyrZ/Tyr8aSfMz4xO4+KsCAwEAAQJAeKDr25+Q6jkZHEbkLRP6
  > AfMtR+Ixhk6TJT24sbZKIC2V8KuJTDEvUhLU0CAr1nH79bDqiSsecOiVCr2HHyfT
  > AQIhAM2C5rHbTs9R3PkywFEqq1gU3ztCnpiWglO7/cIkuGBhAiEAwVpMSAf77kop
  > 4h/1kWsgMALQTJNsXd4CEUK4BOxvJIsCIQCbarVAKBQvoT81jfX27AfscsxnKnh5
  > +MjSvkanvdFZwQIgbbcTefwt1LV4trtz2SR0i0nNcOZmo40Kl0jIquKO3qkCIH01
  > mJHzZr3+jQqeIFtr5P+Xqi30DJxgrnEobbJ0KFjY
  > -----END RSA PRIVATE KEY-----
  > EOT

  $ cat << EOT > client-cert.pem
  > -----BEGIN CERTIFICATE-----
  > MIIBPjCB6QIBATANBgkqhkiG9w0BAQsFADAxMRIwEAYDVQQDDAlsb2NhbGhvc3Qx
  > GzAZBgkqhkiG9w0BCQEWDGhnQGxvY2FsaG9zdDAeFw0xNTA1MDcwNjI5NDVaFw0z
  > OTEyMjcwNjI5NDVaMCQxIjAgBgkqhkiG9w0BCQEWE2hnLWNsaWVudEBsb2NhbGhv
  > c3QwXDANBgkqhkiG9w0BAQEFAANLADBIAkEAmzgtLeCUBhT3ZuDmQ+BE81bzh7AH
  > R9Yl8ApxwKnUAIcB1k95opsUKKdUxgoBVtWoGTKtn9PKvxpJ8zPjE7j4qwIDAQAB
  > MA0GCSqGSIb3DQEBCwUAA0EAfBTqBG5pYhuGk+ZnyUufgS+d7Nk/sZAZjNdCAEj/
  > NFPo5fR1jM6jlEWoWbeg298+SkjV7tfO+2nt0otUFkdM6A==
  > -----END CERTIFICATE-----
  > EOT

  $ hg init test
  $ cd test
  $ echo foo>foo
  $ mkdir foo.d foo.d/bAr.hg.d foo.d/baR.d.hg
  $ echo foo>foo.d/foo
  $ echo bar>foo.d/bAr.hg.d/BaR
  $ echo bar>foo.d/baR.d.hg/bAR
  $ hg commit -A -m 1
  adding foo
  adding foo.d/bAr.hg.d/BaR
  adding foo.d/baR.d.hg/bAR
  adding foo.d/foo
  $ hg serve -p $HGPORT -d --pid-file=../hg0.pid --certificate=$PRIV
  $ cat ../hg0.pid >> $DAEMON_PIDS

cacert not found

  $ hg in --config web.cacerts=no-such.pem https://localhost:$HGPORT/
  abort: could not find web.cacerts: no-such.pem
  [255]

Test server address cannot be reused

#if windows
  $ hg serve -p $HGPORT --certificate=$PRIV 2>&1
  abort: cannot start server at ':$HGPORT':
  [255]
#else
  $ hg serve -p $HGPORT --certificate=$PRIV 2>&1
  abort: cannot start server at ':$HGPORT': Address already in use
  [255]
#endif
  $ cd ..

OS X has a dummy CA cert that enables use of the system CA store when using
Apple's OpenSSL. This trick do not work with plain OpenSSL.

  $ DISABLEOSXDUMMYCERT=
#if defaultcacerts
  $ hg clone https://localhost:$HGPORT/ copy-pull
  abort: error: *certificate verify failed* (glob)
  [255]

  $ DISABLEOSXDUMMYCERT="--insecure"
#endif

clone via pull

  $ hg clone https://localhost:$HGPORT/ copy-pull $DISABLEOSXDUMMYCERT
  warning: localhost certificate with fingerprint 91:4f:1a:ff:87:24:9c:09:b6:85:9b:88:b1:90:6d:30:75:64:91:ca not verified (check hostfingerprints or web.cacerts config setting)
  requesting all changes
  adding changesets
  adding manifests
  adding file changes
  added 1 changesets with 4 changes to 4 files
  updating to branch default
  4 files updated, 0 files merged, 0 files removed, 0 files unresolved
  $ hg verify -R copy-pull
  checking changesets
  checking manifests
  crosschecking files in changesets and manifests
  checking files
  4 files, 1 changesets, 4 total revisions
  $ cd test
  $ echo bar > bar
  $ hg commit -A -d '1 0' -m 2
  adding bar
  $ cd ..

pull without cacert

  $ cd copy-pull
  $ echo '[hooks]' >> .hg/hgrc
  $ echo "changegroup = printenv.py changegroup" >> .hg/hgrc
  $ hg pull $DISABLEOSXDUMMYCERT
  pulling from https://localhost:$HGPORT/
  warning: localhost certificate with fingerprint 91:4f:1a:ff:87:24:9c:09:b6:85:9b:88:b1:90:6d:30:75:64:91:ca not verified (check hostfingerprints or web.cacerts config setting)
  searching for changes
  adding changesets
  adding manifests
  adding file changes
  added 1 changesets with 1 changes to 1 files
  changegroup hook: HG_NODE=5fed3813f7f5e1824344fdc9cf8f63bb662c292d HG_NODE_LAST=5fed3813f7f5e1824344fdc9cf8f63bb662c292d HG_SOURCE=pull HG_TXNID=TXN:* HG_URL=https://localhost:$HGPORT/ (glob)
  (run 'hg update' to get a working copy)
  $ cd ..

cacert configured in local repo

  $ cp copy-pull/.hg/hgrc copy-pull/.hg/hgrc.bu
  $ echo "[web]" >> copy-pull/.hg/hgrc
  $ echo "cacerts=`pwd`/pub.pem" >> copy-pull/.hg/hgrc
  $ hg -R copy-pull pull --traceback
  pulling from https://localhost:$HGPORT/
  searching for changes
  no changes found
  $ mv copy-pull/.hg/hgrc.bu copy-pull/.hg/hgrc

cacert configured globally, also testing expansion of environment
variables in the filename

  $ echo "[web]" >> $HGRCPATH
  $ echo 'cacerts=$P/pub.pem' >> $HGRCPATH
  $ P=`pwd` hg -R copy-pull pull
  pulling from https://localhost:$HGPORT/
  searching for changes
  no changes found
  $ P=`pwd` hg -R copy-pull pull --insecure
  pulling from https://localhost:$HGPORT/
  warning: localhost certificate with fingerprint 91:4f:1a:ff:87:24:9c:09:b6:85:9b:88:b1:90:6d:30:75:64:91:ca not verified (check hostfingerprints or web.cacerts config setting)
  searching for changes
  no changes found

cacert mismatch

  $ hg -R copy-pull pull --config web.cacerts=pub.pem https://127.0.0.1:$HGPORT/
  pulling from https://127.0.0.1:$HGPORT/
  abort: 127.0.0.1 certificate error: certificate is for localhost
  (configure hostfingerprint 91:4f:1a:ff:87:24:9c:09:b6:85:9b:88:b1:90:6d:30:75:64:91:ca or use --insecure to connect insecurely)
  [255]
  $ hg -R copy-pull pull --config web.cacerts=pub.pem https://127.0.0.1:$HGPORT/ --insecure
  pulling from https://127.0.0.1:$HGPORT/
  warning: 127.0.0.1 certificate with fingerprint 91:4f:1a:ff:87:24:9c:09:b6:85:9b:88:b1:90:6d:30:75:64:91:ca not verified (check hostfingerprints or web.cacerts config setting)
  searching for changes
  no changes found
  $ hg -R copy-pull pull --config web.cacerts=pub-other.pem
  pulling from https://localhost:$HGPORT/
  abort: error: *certificate verify failed* (glob)
  [255]
  $ hg -R copy-pull pull --config web.cacerts=pub-other.pem --insecure
  pulling from https://localhost:$HGPORT/
  warning: localhost certificate with fingerprint 91:4f:1a:ff:87:24:9c:09:b6:85:9b:88:b1:90:6d:30:75:64:91:ca not verified (check hostfingerprints or web.cacerts config setting)
  searching for changes
  no changes found

Test server cert which isn't valid yet

  $ hg serve -R test -p $HGPORT1 -d --pid-file=hg1.pid --certificate=server-not-yet.pem
  $ cat hg1.pid >> $DAEMON_PIDS
  $ hg -R copy-pull pull --config web.cacerts=pub-not-yet.pem https://localhost:$HGPORT1/
  pulling from https://localhost:$HGPORT1/
  abort: error: *certificate verify failed* (glob)
  [255]

Test server cert which no longer is valid

  $ hg serve -R test -p $HGPORT2 -d --pid-file=hg2.pid --certificate=server-expired.pem
  $ cat hg2.pid >> $DAEMON_PIDS
  $ hg -R copy-pull pull --config web.cacerts=pub-expired.pem https://localhost:$HGPORT2/
  pulling from https://localhost:$HGPORT2/
  abort: error: *certificate verify failed* (glob)
  [255]

Fingerprints

  $ echo "[hostfingerprints]" >> copy-pull/.hg/hgrc
  $ echo "localhost = 91:4f:1a:ff:87:24:9c:09:b6:85:9b:88:b1:90:6d:30:75:64:91:ca" >> copy-pull/.hg/hgrc
  $ echo "127.0.0.1 = 914f1aff87249c09b6859b88b1906d30756491ca" >> copy-pull/.hg/hgrc

- works without cacerts
  $ hg -R copy-pull id https://localhost:$HGPORT/ --insecure
  5fed3813f7f5

- multiple fingerprints specified and first matches
  $ hg --config 'hostfingerprints.localhost=914f1aff87249c09b6859b88b1906d30756491ca, deadbeefdeadbeefdeadbeefdeadbeefdeadbeef' -R copy-pull id https://localhost:$HGPORT/ --insecure
  5fed3813f7f5

- multiple fingerprints specified and last matches
  $ hg --config 'hostfingerprints.localhost=deadbeefdeadbeefdeadbeefdeadbeefdeadbeef, 914f1aff87249c09b6859b88b1906d30756491ca' -R copy-pull id https://localhost:$HGPORT/ --insecure
  5fed3813f7f5

- multiple fingerprints specified and none match

  $ hg --config 'hostfingerprints.localhost=deadbeefdeadbeefdeadbeefdeadbeefdeadbeef, aeadbeefdeadbeefdeadbeefdeadbeefdeadbeef' -R copy-pull id https://localhost:$HGPORT/ --insecure
  abort: certificate for localhost has unexpected fingerprint 91:4f:1a:ff:87:24:9c:09:b6:85:9b:88:b1:90:6d:30:75:64:91:ca
  (check hostfingerprint configuration)
  [255]

- fails when cert doesn't match hostname (port is ignored)
  $ hg -R copy-pull id https://localhost:$HGPORT1/
  abort: certificate for localhost has unexpected fingerprint 28:ff:71:bf:65:31:14:23:ad:62:92:b4:0e:31:99:18:fc:83:e3:9b
  (check hostfingerprint configuration)
  [255]


- ignores that certificate doesn't match hostname
  $ hg -R copy-pull id https://127.0.0.1:$HGPORT/
  5fed3813f7f5

HGPORT1 is reused below for tinyproxy tests. Kill that server.
  $ killdaemons.py hg1.pid

Prepare for connecting through proxy

  $ tinyproxy.py $HGPORT1 localhost >proxy.log </dev/null 2>&1 &
  $ while [ ! -f proxy.pid ]; do sleep 0; done
  $ cat proxy.pid >> $DAEMON_PIDS

  $ echo "[http_proxy]" >> copy-pull/.hg/hgrc
  $ echo "always=True" >> copy-pull/.hg/hgrc
  $ echo "[hostfingerprints]" >> copy-pull/.hg/hgrc
  $ echo "localhost =" >> copy-pull/.hg/hgrc

Test unvalidated https through proxy

  $ http_proxy=http://localhost:$HGPORT1/ hg -R copy-pull pull --insecure --traceback
  pulling from https://localhost:$HGPORT/
  warning: localhost certificate with fingerprint 91:4f:1a:ff:87:24:9c:09:b6:85:9b:88:b1:90:6d:30:75:64:91:ca not verified (check hostfingerprints or web.cacerts config setting)
  searching for changes
  no changes found

Test https with cacert and fingerprint through proxy

  $ http_proxy=http://localhost:$HGPORT1/ hg -R copy-pull pull --config web.cacerts=pub.pem
  pulling from https://localhost:$HGPORT/
  searching for changes
  no changes found
  $ http_proxy=http://localhost:$HGPORT1/ hg -R copy-pull pull https://127.0.0.1:$HGPORT/
  pulling from https://127.0.0.1:$HGPORT/
  searching for changes
  no changes found

Test https with cert problems through proxy

  $ http_proxy=http://localhost:$HGPORT1/ hg -R copy-pull pull --config web.cacerts=pub-other.pem
  pulling from https://localhost:$HGPORT/
  abort: error: *certificate verify failed* (glob)
  [255]
  $ http_proxy=http://localhost:$HGPORT1/ hg -R copy-pull pull --config web.cacerts=pub-expired.pem https://localhost:$HGPORT2/
  pulling from https://localhost:$HGPORT2/
  abort: error: *certificate verify failed* (glob)
  [255]


  $ killdaemons.py hg0.pid

#if sslcontext

Start patched hgweb that requires client certificates:

  $ cat << EOT > reqclientcert.py
  > import ssl
  > from mercurial.hgweb import server
  > class _httprequesthandlersslclientcert(server._httprequesthandlerssl):
  >     @staticmethod
  >     def preparehttpserver(httpserver, ssl_cert):
  >         sslcontext = ssl.SSLContext(ssl.PROTOCOL_TLSv1)
  >         sslcontext.verify_mode = ssl.CERT_REQUIRED
  >         sslcontext.load_cert_chain(ssl_cert)
  >         # verify clients by server certificate
  >         sslcontext.load_verify_locations(ssl_cert)
  >         httpserver.socket = sslcontext.wrap_socket(httpserver.socket,
  >                                                    server_side=True)
  > server._httprequesthandlerssl = _httprequesthandlersslclientcert
  > EOT
  $ cd test
  $ hg serve -p $HGPORT -d --pid-file=../hg0.pid --certificate=$PRIV \
  > --config extensions.reqclientcert=../reqclientcert.py
  $ cat ../hg0.pid >> $DAEMON_PIDS
  $ cd ..

without client certificate:

  $ P=`pwd` hg id https://localhost:$HGPORT/
  abort: error: *handshake failure* (glob)
  [255]

with client certificate:

  $ cat << EOT >> $HGRCPATH
  > [auth]
  > l.prefix = localhost
  > l.cert = client-cert.pem
  > l.key = client-key.pem
  > EOT

  $ P=`pwd` hg id https://localhost:$HGPORT/ \
  > --config auth.l.key=client-key-decrypted.pem
  5fed3813f7f5

  $ printf '1234\n' | env P=`pwd` hg id https://localhost:$HGPORT/ \
  > --config ui.interactive=True --config ui.nontty=True
  passphrase for client-key.pem: 5fed3813f7f5

  $ env P=`pwd` hg id https://localhost:$HGPORT/
  abort: error: * (glob)
  [255]

#endif