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| | #!/usr/bin/env bash
test_description='S/MIME signature verification and decryption'
. $(dirname "$0")/test-lib.sh || exit 1
test_require_external_prereq openssl
test_require_external_prereq gpgsm
FINGERPRINT=$(openssl x509 -fingerprint -in "$NOTMUCH_SRCDIR/test/smime/key+cert.pem" -noout | sed -e 's/^.*=//' -e s/://g)
add_gpgsm_home
test_begin_subtest "emacs delivery of S/MIME signed message"
test_expect_success \
'emacs_fcc_message \
"test signed message 001" \
"This is a test signed message." \
"(mml-secure-message-sign \"smime\")"'
test_begin_subtest "emacs delivery of S/MIME encrypted + signed message"
# Hard code the MML to avoid several interactive questions
test_expect_success \
'emacs_fcc_message \
"test encrypted message 001" \
"<#secure method=smime mode=signencrypt>\nThis is a test encrypted message.\n"'
test_begin_subtest "Signature verification (openssl)"
notmuch show --format=raw subject:"test signed message 001" |\
openssl smime -verify -CAfile $NOTMUCH_SRCDIR/test/smime/test.crt 2>OUTPUT
cat <<EOF > EXPECTED
Verification successful
EOF
test_expect_equal_file EXPECTED OUTPUT
test_begin_subtest "signature verification (notmuch CLI)"
output=$(notmuch show --format=json --verify subject:"test signed message 001" \
| notmuch_json_show_sanitize \
| sed -e 's|"created": [-1234567890]*|"created": 946728000|g' \
-e 's|"expires": [-1234567890]*|"expires": 424242424|g' )
expected='[[[{"id": "XXXXX",
"match": true,
"excluded": false,
"filename": ["YYYYY"],
"timestamp": 946728000,
"date_relative": "2000-01-01",
"tags": ["inbox","signed"],
"crypto": {"signed": {"status": [{"fingerprint": "'$FINGERPRINT'", "status": "good","userid": "CN=Notmuch Test Suite","expires": 424242424, "created": 946728000}]}},
"headers": {"Subject": "test signed message 001",
"From": "Notmuch Test Suite <test_suite@notmuchmail.org>",
"To": "test_suite@notmuchmail.org",
"Date": "Sat, 01 Jan 2000 12:00:00 +0000"},
"body": [{"id": 1,
"sigstatus": [{"fingerprint": "'$FINGERPRINT'",
"status": "good",
"userid": "CN=Notmuch Test Suite",
"expires": 424242424,
"created": 946728000}],
"content-type": "multipart/signed",
"content": [{"id": 2,
"content-type": "text/plain",
"content": "This is a test signed message.\n"},
{"id": 3,
"content-disposition": "attachment",
"content-length": "NONZERO",
"content-transfer-encoding": "base64",
"content-type": "application/pkcs7-signature",
"filename": "smime.p7s"}]}]},
[]]]]'
test_expect_equal_json \
"$output" \
"$expected"
test_begin_subtest "Decryption and signature verification (openssl)"
notmuch show --format=raw subject:"test encrypted message 001" |\
openssl smime -decrypt -recip $NOTMUCH_SRCDIR/test/smime/key+cert.pem |\
openssl smime -verify -CAfile $NOTMUCH_SRCDIR/test/smime/test.crt 2>OUTPUT
cat <<EOF > EXPECTED
Verification successful
EOF
test_expect_equal_file EXPECTED OUTPUT
test_begin_subtest "Decryption (notmuch CLI)"
test_subtest_known_broken
notmuch show --decrypt=true subject:"test encrypted message 001" |\
grep "^This is a" > OUTPUT
cat <<EOF > EXPECTED
This is a test encrypted message.
EOF
test_expect_equal_file EXPECTED OUTPUT
test_begin_subtest "Cryptographic message status (encrypted+signed)"
test_subtest_known_broken
output=$(notmuch show --format=json --decrypt=true subject:"test encrypted message 001")
test_json_nodes <<<"$output" \
'crypto_encrypted:[0][0][0]["crypto"]["decrypted"]["status"]="full"' \
'crypto_sigok:[0][0][0]["crypto"]["signed"]["status"][0]["status"]="good"' \
'crypto_fpr:[0][0][0]["crypto"]["signed"]["status"][0]["fingerprint"]="616F46CD73834C63847756AF0DFB64A6E0972A47"' \
'crypto_uid:[0][0][0]["crypto"]["signed"]["status"][0]["userid"]="CN=Notmuch Test Suite"'
test_begin_subtest "encrypted+signed message is known to be encrypted, but signature is unknown"
output=$(notmuch search subject:"test encrypted message 001")
test_expect_equal "$output" "thread:0000000000000002 2000-01-01 [1/1] Notmuch Test Suite; test encrypted message 001 (encrypted inbox)"
test_begin_subtest "Encrypted body is not indexed"
output=$(notmuch search 'this is a test encrypted message')
test_expect_equal "$output" ""
test_begin_subtest "Reindex cleartext"
test_expect_success "notmuch reindex --decrypt=true subject:'test encrypted message 001'"
test_begin_subtest "signature is now known"
test_subtest_known_broken
output=$(notmuch search subject:"test encrypted message 001")
test_expect_equal "$output" "thread:0000000000000002 2000-01-01 [1/1] Notmuch Test Suite; test encrypted message 001 (encrypted inbox signed)"
test_begin_subtest "Encrypted body is indexed"
test_subtest_known_broken
output=$(notmuch search 'this is a test encrypted message')
test_expect_equal "$output" "thread:0000000000000002 2000-01-01 [1/1] Notmuch Test Suite; test encrypted message 001 (encrypted inbox signed)"
add_email_corpus pkcs7
test_begin_subtest "index PKCS#7 SignedData message"
output=$(notmuch search --output=messages Thanks)
expected=id:smime-onepart-signed@protected-headers.example
test_expect_equal "$expected" "$output"
test_begin_subtest "do not index embedded certificates from PKCS#7 SignedData"
output=$(notmuch search --output=messages 'LAMPS Certificate')
expected=''
test_expect_equal "$expected" "$output"
test_begin_subtest "know the MIME type of the embedded part in PKCS#7 SignedData"
output=$(notmuch search --output=messages 'mimetype:text/plain')
expected=id:smime-onepart-signed@protected-headers.example
test_expect_equal "$expected" "$output"
test_begin_subtest "PKCS#7 SignedData message is tagged 'signed'"
output=$(notmuch dump id:smime-onepart-signed@protected-headers.example)
expected='#notmuch-dump batch-tag:3 config,properties,tags
+inbox +signed +unread -- id:smime-onepart-signed@protected-headers.example'
test_expect_equal "$expected" "$output"
test_begin_subtest "show contents of PKCS#7 SignedData message"
output=$(notmuch show --format=raw --part=2 id:smime-onepart-signed@protected-headers.example)
whitespace=' '
expected="Bob, we need to cancel this contract.
Please start the necessary processes to make that happen today.
Thanks, Alice
--${whitespace}
Alice Lovelace
President
OpenPGP Example Corp"
test_expect_equal "$expected" "$output"
test_begin_subtest "reply to PKCS#7 SignedData message with proper quoting and attribution"
output=$(notmuch reply id:smime-onepart-signed@protected-headers.example)
expected="From: Notmuch Test Suite <test_suite@notmuchmail.org>
Subject: Re: The FooCorp contract
To: Alice Lovelace <alice@smime.example>, Bob Babbage <bob@smime.example>
In-Reply-To: <smime-onepart-signed@protected-headers.example>
References: <smime-onepart-signed@protected-headers.example>
On Tue, 26 Nov 2019 20:11:29 -0400, Alice Lovelace <alice@smime.example> wrote:
> Bob, we need to cancel this contract.
>${whitespace}
> Please start the necessary processes to make that happen today.
>${whitespace}
> Thanks, Alice
> --${whitespace}
> Alice Lovelace
> President
> OpenPGP Example Corp"
test_expect_equal "$expected" "$output"
test_begin_subtest "show PKCS#7 SignedData outputs valid JSON"
output=$(notmuch show --format=json id:smime-onepart-signed@protected-headers.example)
test_valid_json "$output"
test_begin_subtest "Verify signature on PKCS#7 SignedData message"
output=$(notmuch show --format=json id:smime-onepart-signed@protected-headers.example)
test_json_nodes <<<"$output" \
'crypto:[0][0][0]["crypto"]["signed"]["status"][0]={
"created" : 1574813489,
"expires" : 2611032858,
"fingerprint" : "702BA4B157F1E2B7D16B0C6A5FFC8A7DE2057DEB",
"userid" : "CN=Alice Lovelace",
"status" : "good"
}'
test_done
|