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87ca29b7a7
Have an empty list of signatures is not the nicest mechanism to signal complete failure to verify, but it's the one we currently have.
465 lines
15 KiB
Bash
Executable file
465 lines
15 KiB
Bash
Executable file
#!/usr/bin/env bash
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# TODO:
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# - decryption/verification with signer key not available
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# - verification of signatures from expired/revoked keys
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test_description='PGP/MIME signature verification and decryption'
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. ./test-lib.sh || exit 1
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add_gnupg_home ()
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{
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local output
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[ -d ${GNUPGHOME} ] && return
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_gnupg_exit () { gpgconf --kill all 2>/dev/null || true; }
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at_exit_function _gnupg_exit
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mkdir -m 0700 "$GNUPGHOME"
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gpg --no-tty --import <$TEST_DIRECTORY/gnupg-secret-key.asc >"$GNUPGHOME"/import.log 2>&1
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test_debug "cat $GNUPGHOME/import.log"
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if (gpg --quick-random --version >/dev/null 2>&1) ; then
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echo quick-random >> "$GNUPGHOME"/gpg.conf
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elif (gpg --debug-quick-random --version >/dev/null 2>&1) ; then
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echo debug-quick-random >> "$GNUPGHOME"/gpg.conf
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fi
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echo no-emit-version >> "$GNUPGHOME"/gpg.conf
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}
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##################################################
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add_gnupg_home
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# Change this if we ship a new test key
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FINGERPRINT="5AEAB11F5E33DCE875DDB75B6D92612D94E46381"
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test_begin_subtest "emacs delivery of signed message"
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test_expect_success \
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'emacs_fcc_message \
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"test signed message 001" \
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"This is a test signed message." \
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"(mml-secure-message-sign)"'
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test_begin_subtest "signature verification"
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output=$(notmuch show --format=json --verify subject:"test signed message 001" \
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| notmuch_json_show_sanitize \
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| sed -e 's|"created": [1234567890]*|"created": 946728000|')
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expected='[[[{"id": "XXXXX",
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"match": true,
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"excluded": false,
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"filename": ["YYYYY"],
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"timestamp": 946728000,
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"date_relative": "2000-01-01",
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"tags": ["inbox","signed"],
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"headers": {"Subject": "test signed message 001",
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"From": "Notmuch Test Suite <test_suite@notmuchmail.org>",
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"To": "test_suite@notmuchmail.org",
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"Date": "Sat, 01 Jan 2000 12:00:00 +0000"},
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"body": [{"id": 1,
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"sigstatus": [{"status": "good",
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"fingerprint": "'$FINGERPRINT'",
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"created": 946728000}],
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"content-type": "multipart/signed",
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"content": [{"id": 2,
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"content-type": "text/plain",
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"content": "This is a test signed message.\n"},
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{"id": 3,
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"content-type": "application/pgp-signature",
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"content-length": "NONZERO"}]}]},
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[]]]]'
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test_expect_equal_json \
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"$output" \
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"$expected"
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test_begin_subtest "detection of modified signed contents"
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emacs_fcc_message \
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"bad signed message 001" \
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"Incriminating stuff. This is a test signed message." \
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"(mml-secure-message-sign)"
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file=$(notmuch search --output=files subject:"bad signed message 001")
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sed -i 's/Incriminating stuff. //' ${file}
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output=$(notmuch show --format=json --verify subject:"bad signed message 001" \
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| notmuch_json_show_sanitize \
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| sed -e 's|"created": [1234567890]*|"created": 946728000|')
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expected='[[[{"id": "XXXXX",
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"match": true,
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"excluded": false,
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"filename": ["YYYYY"],
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"timestamp": 946728000,
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"date_relative": "2000-01-01",
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"tags": ["inbox","signed"],
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"headers": {"Subject": "bad signed message 001",
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"From": "Notmuch Test Suite <test_suite@notmuchmail.org>",
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"To": "test_suite@notmuchmail.org",
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"Date": "Sat, 01 Jan 2000 12:00:00 +0000"},
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"body": [{"id": 1,
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"sigstatus": [{"status": "bad",
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"keyid": "'$(echo $FINGERPRINT | cut -c 25-)'"}],
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"content-type": "multipart/signed",
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"content": [{"id": 2,
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"content-type": "text/plain",
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"content": "This is a test signed message.\n"},
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{"id": 3,
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"content-type": "application/pgp-signature",
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"content-length": "NONZERO"}]}]},
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[]]]]'
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test_expect_equal_json \
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"$output" \
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"$expected"
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test_begin_subtest "corrupted pgp/mime signature"
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emacs_fcc_message \
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"bad signed message 002" \
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"Incriminating stuff. This is a test signed message." \
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"(mml-secure-message-sign)"
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file=$(notmuch search --output=files subject:"bad signed message 002")
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awk '/-----BEGIN PGP SIGNATURE-----/{flag=1;print;next} \
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/-----END PGP SIGNATURE-----/{flag=0;print;next} \
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flag{gsub(/[A-Za-z]/,"0");print}!flag{print}' $file > $file.new
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rm $file
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mv $file.new $file
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output=$(notmuch show --format=json --verify subject:"bad signed message 002" \
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| notmuch_json_show_sanitize \
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| sed -e 's|"created": [1234567890]*|"created": 946728000|')
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expected='[[[{"id": "XXXXX",
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"match": true,
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"excluded": false,
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"filename": ["YYYYY"],
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"timestamp": 946728000,
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"date_relative": "2000-01-01",
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"tags": ["inbox","signed"],
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"headers": {"Subject": "bad signed message 002",
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"From": "Notmuch Test Suite <test_suite@notmuchmail.org>",
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"To": "test_suite@notmuchmail.org",
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"Date": "Sat, 01 Jan 2000 12:00:00 +0000"},
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"body": [{"id": 1,
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"sigstatus": [],
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"content-type": "multipart/signed",
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"content": [{"id": 2,
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"content-type": "text/plain",
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"content": "Incriminating stuff. This is a test signed message.\n"},
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{"id": 3,
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"content-type": "application/pgp-signature",
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"content-length": "NONZERO"}]}]},
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[]]]]'
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test_expect_equal_json \
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"$output" \
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"$expected"
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test_begin_subtest "signature verification with full owner trust"
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# give the key full owner trust
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echo "${FINGERPRINT}:6:" | gpg --no-tty --import-ownertrust >>"$GNUPGHOME"/trust.log 2>&1
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gpg --no-tty --check-trustdb >>"$GNUPGHOME"/trust.log 2>&1
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output=$(notmuch show --format=json --verify subject:"test signed message 001" \
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| notmuch_json_show_sanitize \
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| sed -e 's|"created": [1234567890]*|"created": 946728000|')
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expected='[[[{"id": "XXXXX",
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"match": true,
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"excluded": false,
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"filename": ["YYYYY"],
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"timestamp": 946728000,
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"date_relative": "2000-01-01",
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"tags": ["inbox","signed"],
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"headers": {"Subject": "test signed message 001",
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"From": "Notmuch Test Suite <test_suite@notmuchmail.org>",
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"To": "test_suite@notmuchmail.org",
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"Date": "Sat, 01 Jan 2000 12:00:00 +0000"},
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"body": [{"id": 1,
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"sigstatus": [{"status": "good",
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"fingerprint": "'$FINGERPRINT'",
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"created": 946728000,
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"userid": " Notmuch Test Suite <test_suite@notmuchmail.org> (INSECURE!)"}],
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"content-type": "multipart/signed",
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"content": [{"id": 2,
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"content-type": "text/plain",
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"content": "This is a test signed message.\n"},
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{"id": 3,
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"content-type": "application/pgp-signature",
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"content-length": "NONZERO"}]}]},
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[]]]]'
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test_expect_equal_json \
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"$output" \
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"$expected"
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test_begin_subtest "signature verification with signer key unavailable"
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# move the gnupghome temporarily out of the way
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mv "${GNUPGHOME}"{,.bak}
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output=$(notmuch show --format=json --verify subject:"test signed message 001" \
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| notmuch_json_show_sanitize \
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| sed -e 's|"created": [1234567890]*|"created": 946728000|')
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expected='[[[{"id": "XXXXX",
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"match": true,
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"excluded": false,
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"filename": ["YYYYY"],
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"timestamp": 946728000,
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"date_relative": "2000-01-01",
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"tags": ["inbox","signed"],
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"headers": {"Subject": "test signed message 001",
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"From": "Notmuch Test Suite <test_suite@notmuchmail.org>",
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"To": "test_suite@notmuchmail.org",
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"Date": "Sat, 01 Jan 2000 12:00:00 +0000"},
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"body": [{"id": 1,
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"sigstatus": [{"status": "error",
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"keyid": "'$(echo $FINGERPRINT | cut -c 25-)'",
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"errors": {"key-missing": true}}],
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"content-type": "multipart/signed",
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"content": [{"id": 2,
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"content-type": "text/plain",
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"content": "This is a test signed message.\n"},
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{"id": 3,
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"content-type": "application/pgp-signature",
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"content-length": "NONZERO"}]}]},
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[]]]]'
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test_expect_equal_json \
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"$output" \
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"$expected"
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mv "${GNUPGHOME}"{.bak,}
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test_begin_subtest "emacs delivery of encrypted message with attachment"
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# create a test encrypted message with attachment
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cat <<EOF >TESTATTACHMENT
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This is a test file.
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EOF
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test_expect_success \
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'emacs_fcc_message \
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"test encrypted message 001" \
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"This is a test encrypted message.\n" \
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"(mml-attach-file \"TESTATTACHMENT\") (mml-secure-message-encrypt)"'
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test_begin_subtest "decryption, --format=text"
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output=$(notmuch show --format=text --decrypt subject:"test encrypted message 001" \
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| notmuch_show_sanitize_all \
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| sed -e 's|"created": [1234567890]*|"created": 946728000|')
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expected=' message{ id:XXXXX depth:0 match:1 excluded:0 filename:XXXXX
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header{
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Notmuch Test Suite <test_suite@notmuchmail.org> (2000-01-01) (encrypted inbox)
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Subject: test encrypted message 001
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From: Notmuch Test Suite <test_suite@notmuchmail.org>
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To: test_suite@notmuchmail.org
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Date: Sat, 01 Jan 2000 12:00:00 +0000
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header}
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body{
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part{ ID: 1, Content-type: multipart/encrypted
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part{ ID: 2, Content-type: application/pgp-encrypted
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Non-text part: application/pgp-encrypted
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part}
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part{ ID: 3, Content-type: multipart/mixed
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part{ ID: 4, Content-type: text/plain
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This is a test encrypted message.
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part}
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attachment{ ID: 5, Filename: TESTATTACHMENT, Content-type: application/octet-stream
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Non-text part: application/octet-stream
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attachment}
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part}
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part}
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body}
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message}'
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test_expect_equal \
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"$output" \
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"$expected"
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test_begin_subtest "decryption, --format=json"
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output=$(notmuch show --format=json --decrypt subject:"test encrypted message 001" \
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| notmuch_json_show_sanitize \
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| sed -e 's|"created": [1234567890]*|"created": 946728000|')
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expected='[[[{"id": "XXXXX",
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"match": true,
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"excluded": false,
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"filename": ["YYYYY"],
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"timestamp": 946728000,
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"date_relative": "2000-01-01",
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"tags": ["encrypted","inbox"],
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"headers": {"Subject": "test encrypted message 001",
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"From": "Notmuch Test Suite <test_suite@notmuchmail.org>",
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"To": "test_suite@notmuchmail.org",
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"Date": "Sat, 01 Jan 2000 12:00:00 +0000"},
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"body": [{"id": 1,
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"encstatus": [{"status": "good"}],
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"sigstatus": [],
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"content-type": "multipart/encrypted",
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"content": [{"id": 2,
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"content-type": "application/pgp-encrypted",
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"content-length": "NONZERO"},
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{"id": 3,
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"content-type": "multipart/mixed",
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"content": [{"id": 4,
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"content-type": "text/plain",
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"content": "This is a test encrypted message.\n"},
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{"id": 5,
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"content-type": "application/octet-stream",
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"content-disposition": "attachment",
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"content-length": "NONZERO",
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"content-transfer-encoding": "base64",
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"filename": "TESTATTACHMENT"}]}]}]},
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[]]]]'
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test_expect_equal_json \
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"$output" \
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"$expected"
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test_begin_subtest "decryption, --format=json, --part=4"
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output=$(notmuch show --format=json --part=4 --decrypt subject:"test encrypted message 001" \
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| notmuch_json_show_sanitize \
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| sed -e 's|"created": [1234567890]*|"created": 946728000|')
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expected='{"id": 4,
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"content-type": "text/plain",
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"content": "This is a test encrypted message.\n"}'
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test_expect_equal_json \
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"$output" \
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"$expected"
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test_begin_subtest "decrypt attachment (--part=5 --format=raw)"
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notmuch show \
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--format=raw \
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--part=5 \
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--decrypt \
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subject:"test encrypted message 001" >OUTPUT
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test_expect_equal_file TESTATTACHMENT OUTPUT
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test_begin_subtest "decryption failure with missing key"
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mv "${GNUPGHOME}"{,.bak}
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output=$(notmuch show --format=json --decrypt subject:"test encrypted message 001" \
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| notmuch_json_show_sanitize \
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| sed -e 's|"created": [1234567890]*|"created": 946728000|')
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expected='[[[{"id": "XXXXX",
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"match": true,
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"excluded": false,
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"filename": ["YYYYY"],
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"timestamp": 946728000,
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"date_relative": "2000-01-01",
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"tags": ["encrypted","inbox"],
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"headers": {"Subject": "test encrypted message 001",
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"From": "Notmuch Test Suite <test_suite@notmuchmail.org>",
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"To": "test_suite@notmuchmail.org",
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"Date": "Sat, 01 Jan 2000 12:00:00 +0000"},
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"body": [{"id": 1,
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"encstatus": [{"status": "bad"}],
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"content-type": "multipart/encrypted",
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"content": [{"id": 2,
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"content-type": "application/pgp-encrypted",
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"content-length": "NONZERO"},
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{"id": 3,
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"content-type": "application/octet-stream",
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"content-length": "NONZERO"}]}]},
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[]]]]'
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test_expect_equal_json \
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"$output" \
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"$expected"
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mv "${GNUPGHOME}"{.bak,}
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test_begin_subtest "emacs delivery of encrypted + signed message"
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test_expect_success \
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'emacs_fcc_message \
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"test encrypted message 002" \
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"This is another test encrypted message.\n" \
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"(mml-secure-message-sign-encrypt)"'
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test_begin_subtest "decryption + signature verification"
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output=$(notmuch show --format=json --decrypt subject:"test encrypted message 002" \
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| notmuch_json_show_sanitize \
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| sed -e 's|"created": [1234567890]*|"created": 946728000|')
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expected='[[[{"id": "XXXXX",
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"match": true,
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"excluded": false,
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"filename": ["YYYYY"],
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"timestamp": 946728000,
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"date_relative": "2000-01-01",
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"tags": ["encrypted","inbox"],
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"headers": {"Subject": "test encrypted message 002",
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"From": "Notmuch Test Suite <test_suite@notmuchmail.org>",
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"To": "test_suite@notmuchmail.org",
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"Date": "Sat, 01 Jan 2000 12:00:00 +0000"},
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"body": [{"id": 1,
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"encstatus": [{"status": "good"}],
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"sigstatus": [{"status": "good",
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"fingerprint": "'$FINGERPRINT'",
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"created": 946728000,
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"userid": " Notmuch Test Suite <test_suite@notmuchmail.org> (INSECURE!)"}],
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"content-type": "multipart/encrypted",
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"content": [{"id": 2,
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"content-type": "application/pgp-encrypted",
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"content-length": "NONZERO"},
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{"id": 3,
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"content-type": "text/plain",
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"content": "This is another test encrypted message.\n"}]}]},
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[]]]]'
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test_expect_equal_json \
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"$output" \
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"$expected"
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test_begin_subtest "reply to encrypted message"
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output=$(notmuch reply --decrypt subject:"test encrypted message 002" \
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| grep -v -e '^In-Reply-To:' -e '^References:')
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expected='From: Notmuch Test Suite <test_suite@notmuchmail.org>
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Subject: Re: test encrypted message 002
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On 01 Jan 2000 12:00:00 -0000, Notmuch Test Suite <test_suite@notmuchmail.org> wrote:
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> This is another test encrypted message.'
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test_expect_equal \
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"$output" \
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"$expected"
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test_begin_subtest "Reply within emacs to an encrypted message"
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test_emacs "(let ((message-hidden-headers '())
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(notmuch-crypto-process-mime 't))
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(notmuch-show \"subject:test.encrypted.message.002\")
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(notmuch-show-reply)
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(test-output))"
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# the empty To: is probably a bug, but it's not to do with encryption
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grep -v -e '^In-Reply-To:' -e '^References:' -e '^Fcc:' -e 'To:' < OUTPUT > OUTPUT.clean
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cat <<EOF >EXPECTED
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From: Notmuch Test Suite <test_suite@notmuchmail.org>
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Subject: Re: test encrypted message 002
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--text follows this line--
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<#secure method=pgpmime mode=signencrypt>
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Notmuch Test Suite <test_suite@notmuchmail.org> writes:
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> This is another test encrypted message.
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EOF
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test_expect_equal_file EXPECTED OUTPUT.clean
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test_begin_subtest "signature verification with revoked key"
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# generate revocation certificate and load it to revoke key
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echo "y
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1
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Notmuch Test Suite key revocation (automated) $(date '+%F_%T%z')
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y
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" \
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| gpg --no-tty --quiet --command-fd 0 --armor --gen-revoke "0x${FINGERPRINT}!" 2>/dev/null \
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| gpg --no-tty --quiet --import
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output=$(notmuch show --format=json --verify subject:"test signed message 001" \
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| notmuch_json_show_sanitize \
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| sed -e 's|"created": [1234567890]*|"created": 946728000|')
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expected='[[[{"id": "XXXXX",
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"match": true,
|
||
"excluded": false,
|
||
"filename": ["YYYYY"],
|
||
"timestamp": 946728000,
|
||
"date_relative": "2000-01-01",
|
||
"tags": ["inbox","signed"],
|
||
"headers": {"Subject": "test signed message 001",
|
||
"From": "Notmuch Test Suite <test_suite@notmuchmail.org>",
|
||
"To": "test_suite@notmuchmail.org",
|
||
"Date": "Sat, 01 Jan 2000 12:00:00 +0000"},
|
||
"body": [{"id": 1,
|
||
"sigstatus": [{"status": "error",
|
||
"keyid": "6D92612D94E46381",
|
||
"errors": {"key-revoked": true}}],
|
||
"content-type": "multipart/signed",
|
||
"content": [{"id": 2,
|
||
"content-type": "text/plain",
|
||
"content": "This is a test signed message.\n"},
|
||
{"id": 3,
|
||
"content-type": "application/pgp-signature",
|
||
"content-length": "NONZERO"}]}]},
|
||
[]]]]'
|
||
test_expect_equal_json \
|
||
"$output" \
|
||
"$expected"
|
||
|
||
test_done
|