git.notmuchmail.org Git - notmuch/blob - test/T350-crypto.sh

   1 #!/usr/bin/env bash
   2
   3 # TODO:
   4 # - decryption/verification with signer key not available
   5 # - verification of signatures from expired/revoked keys
   6
   7 test_description='PGP/MIME signature verification and decryption'
   8 . $(dirname "$0")/test-lib.sh || exit 1
   9
  10 ##################################################
  11
  12 add_gnupg_home
  13
  14 test_begin_subtest "emacs delivery of signed message"
  15 test_expect_success \
  16 'emacs_fcc_message \
  17     "test signed message 001" \
  18     "This is a test signed message." \
  19     "(mml-secure-message-sign)"'
  20
  21 test_begin_subtest "signed part content-type indexing"
  22 output=$(notmuch search mimetype:multipart/signed and mimetype:application/pgp-signature | notmuch_search_sanitize)
  23 test_expect_equal "$output" "thread:XXX   2000-01-01 [1/1] Notmuch Test Suite; test signed message 001 (inbox signed)"
  24
  25 test_begin_subtest "signature verification"
  26 output=$(notmuch show --format=json --verify subject:"test signed message 001" \
  27     | notmuch_json_show_sanitize \
  28     | sed -e 's|"created": [1234567890]*|"created": 946728000|')
  29 expected='[[[{"id": "XXXXX",
  30  "match": true,
  31  "excluded": false,
  32  "filename": ["YYYYY"],
  33  "timestamp": 946728000,
  34  "date_relative": "2000-01-01",
  35  "tags": ["inbox","signed"],
  36  "headers": {"Subject": "test signed message 001",
  37  "From": "Notmuch Test Suite <test_suite@notmuchmail.org>",
  38  "To": "test_suite@notmuchmail.org",
  39  "Date": "Sat, 01 Jan 2000 12:00:00 +0000"},
  40  "body": [{"id": 1,
  41  "sigstatus": [{"status": "good",
  42  "fingerprint": "'$FINGERPRINT'",
  43  "created": 946728000}],
  44  "content-type": "multipart/signed",
  45  "content": [{"id": 2,
  46  "content-type": "text/plain",
  47  "content": "This is a test signed message.\n"},
  48  {"id": 3,
  49  "content-type": "application/pgp-signature",
  50  "content-length": "NONZERO"}]}]},
  51  []]]]'
  52 test_expect_equal_json \
  53     "$output" \
  54     "$expected"
  55
  56 test_begin_subtest "detection of modified signed contents"
  57 emacs_fcc_message \
  58     "bad signed message 001" \
  59     "Incriminating stuff. This is a test signed message." \
  60     "(mml-secure-message-sign)"
  61
  62 file=$(notmuch search --output=files subject:"bad signed message 001")
  63
  64 sed -i 's/Incriminating stuff. //' ${file}
  65
  66 output=$(notmuch show --format=json --verify subject:"bad signed message 001" \
  67     | notmuch_json_show_sanitize \
  68     | sed -e 's|"created": [1234567890]*|"created": 946728000|')
  69 expected='[[[{"id": "XXXXX",
  70  "match": true,
  71  "excluded": false,
  72  "filename": ["YYYYY"],
  73  "timestamp": 946728000,
  74  "date_relative": "2000-01-01",
  75  "tags": ["inbox","signed"],
  76  "headers": {"Subject": "bad signed message 001",
  77  "From": "Notmuch Test Suite <test_suite@notmuchmail.org>",
  78  "To": "test_suite@notmuchmail.org",
  79  "Date": "Sat, 01 Jan 2000 12:00:00 +0000"},
  80  "body": [{"id": 1,
  81  "sigstatus": [{"status": "bad",
  82  "keyid": "'$(echo $FINGERPRINT | cut -c 25-)'"}],
  83  "content-type": "multipart/signed",
  84  "content": [{"id": 2,
  85  "content-type": "text/plain",
  86  "content": "This is a test signed message.\n"},
  87  {"id": 3,
  88  "content-type": "application/pgp-signature",
  89  "content-length": "NONZERO"}]}]},
  90  []]]]'
  91 test_expect_equal_json \
  92     "$output" \
  93     "$expected"
  94
  95 test_begin_subtest "corrupted pgp/mime signature"
  96 emacs_fcc_message \
  97     "bad signed message 002" \
  98     "Incriminating stuff. This is a test signed message." \
  99     "(mml-secure-message-sign)"
 100
 101 file=$(notmuch search --output=files subject:"bad signed message 002")
 102
 103 awk '/-----BEGIN PGP SIGNATURE-----/{flag=1;print;next} \
 104      /-----END PGP SIGNATURE-----/{flag=0;print;next} \
 105      flag{gsub(/[A-Za-z]/,"0");print}!flag{print}' $file > $file.new
 106
 107 rm $file
 108 mv $file.new $file
 109
 110 output=$(notmuch show --format=json --verify subject:"bad signed message 002" \
 111     | notmuch_json_show_sanitize \
 112     | sed -e 's|"created": [1234567890]*|"created": 946728000|')
 113 expected='[[[{"id": "XXXXX",
 114  "match": true,
 115  "excluded": false,
 116  "filename": ["YYYYY"],
 117  "timestamp": 946728000,
 118  "date_relative": "2000-01-01",
 119  "tags": ["inbox","signed"],
 120  "headers": {"Subject": "bad signed message 002",
 121  "From": "Notmuch Test Suite <test_suite@notmuchmail.org>",
 122  "To": "test_suite@notmuchmail.org",
 123  "Date": "Sat, 01 Jan 2000 12:00:00 +0000"},
 124  "body": [{"id": 1,
 125  "sigstatus": [],
 126  "content-type": "multipart/signed",
 127  "content": [{"id": 2,
 128  "content-type": "text/plain",
 129  "content": "Incriminating stuff. This is a test signed message.\n"},
 130  {"id": 3,
 131  "content-type": "application/pgp-signature",
 132  "content-length": "NONZERO"}]}]},
 133  []]]]'
 134 test_expect_equal_json \
 135     "$output" \
 136     "$expected"
 137
 138 test_begin_subtest "signature verification with full user ID validity"
 139 # give the key ultimate owner trust, which confers full validity on
 140 # all user IDs in the certificate:
 141 echo "${FINGERPRINT}:6:" | gpg --no-tty --import-ownertrust >>"$GNUPGHOME"/trust.log 2>&1
 142 gpg --no-tty --check-trustdb >>"$GNUPGHOME"/trust.log 2>&1
 143 output=$(notmuch show --format=json --verify subject:"test signed message 001" \
 144     | notmuch_json_show_sanitize \
 145     | sed -e 's|"created": [1234567890]*|"created": 946728000|')
 146 expected='[[[{"id": "XXXXX",
 147  "match": true,
 148  "excluded": false,
 149  "filename": ["YYYYY"],
 150  "timestamp": 946728000,
 151  "date_relative": "2000-01-01",
 152  "tags": ["inbox","signed"],
 153  "headers": {"Subject": "test signed message 001",
 154  "From": "Notmuch Test Suite <test_suite@notmuchmail.org>",
 155  "To": "test_suite@notmuchmail.org",
 156  "Date": "Sat, 01 Jan 2000 12:00:00 +0000"},
 157  "body": [{"id": 1,
 158  "sigstatus": [{"status": "good",
 159  "fingerprint": "'$FINGERPRINT'",
 160  "created": 946728000,
 161  "userid": "'"$SELF_USERID"'"}],
 162  "content-type": "multipart/signed",
 163  "content": [{"id": 2,
 164  "content-type": "text/plain",
 165  "content": "This is a test signed message.\n"},
 166  {"id": 3,
 167  "content-type": "application/pgp-signature",
 168  "content-length": "NONZERO"}]}]},
 169  []]]]'
 170 test_expect_equal_json \
 171     "$output" \
 172     "$expected"
 173
 174 test_begin_subtest "signature verification with signer key unavailable"
 175 # move the gnupghome temporarily out of the way
 176 mv "${GNUPGHOME}"{,.bak}
 177 output=$(notmuch show --format=json --verify subject:"test signed message 001" \
 178     | notmuch_json_show_sanitize \
 179     | sed -e 's|"created": [1234567890]*|"created": 946728000|')
 180 expected='[[[{"id": "XXXXX",
 181  "match": true,
 182  "excluded": false,
 183  "filename": ["YYYYY"],
 184  "timestamp": 946728000,
 185  "date_relative": "2000-01-01",
 186  "tags": ["inbox","signed"],
 187  "headers": {"Subject": "test signed message 001",
 188  "From": "Notmuch Test Suite <test_suite@notmuchmail.org>",
 189  "To": "test_suite@notmuchmail.org",
 190  "Date": "Sat, 01 Jan 2000 12:00:00 +0000"},
 191  "body": [{"id": 1,
 192  "sigstatus": [{"status": "error",
 193  "keyid": "'$(echo $FINGERPRINT | cut -c 25-)'",
 194  "errors": {"key-missing": true}}],
 195  "content-type": "multipart/signed",
 196  "content": [{"id": 2,
 197  "content-type": "text/plain",
 198  "content": "This is a test signed message.\n"},
 199  {"id": 3,
 200  "content-type": "application/pgp-signature",
 201  "content-length": "NONZERO"}]}]},
 202  []]]]'
 203 test_expect_equal_json \
 204     "$output" \
 205     "$expected"
 206 mv "${GNUPGHOME}"{.bak,}
 207
 208 test_begin_subtest "emacs delivery of encrypted message with attachment"
 209 # create a test encrypted message with attachment
 210 cat <<EOF >TESTATTACHMENT
 211 This is a test file.
 212 EOF
 213 test_expect_success \
 214 'emacs_fcc_message \
 215     "test encrypted message 001" \
 216     "This is a test encrypted message.\n" \
 217     "(mml-attach-file \"TESTATTACHMENT\") (mml-secure-message-encrypt)"'
 218
 219 test_begin_subtest "encrypted part content-type indexing"
 220 output=$(notmuch search mimetype:multipart/encrypted and mimetype:application/pgp-encrypted and mimetype:application/octet-stream | notmuch_search_sanitize)
 221 test_expect_equal "$output" "thread:XXX   2000-01-01 [1/1] Notmuch Test Suite; test encrypted message 001 (encrypted inbox)"
 222
 223 test_begin_subtest "decryption, --format=text"
 224 output=$(notmuch show --format=text --decrypt=true subject:"test encrypted message 001" \
 225     | notmuch_show_sanitize_all \
 226     | sed -e 's|"created": [1234567890]*|"created": 946728000|')
 227 expected='\fmessage{ id:XXXXX depth:0 match:1 excluded:0 filename:XXXXX
 228 \fheader{
 229 Notmuch Test Suite <test_suite@notmuchmail.org> (2000-01-01) (encrypted inbox)
 230 Subject: test encrypted message 001
 231 From: Notmuch Test Suite <test_suite@notmuchmail.org>
 232 To: test_suite@notmuchmail.org
 233 Date: Sat, 01 Jan 2000 12:00:00 +0000
 234 \fheader}
 235 \fbody{
 236 \fpart{ ID: 1, Content-type: multipart/encrypted
 237 \fpart{ ID: 2, Content-type: application/pgp-encrypted
 238 Non-text part: application/pgp-encrypted
 239 \fpart}
 240 \fpart{ ID: 3, Content-type: multipart/mixed
 241 \fpart{ ID: 4, Content-type: text/plain
 242 This is a test encrypted message.
 243 \fpart}
 244 \fattachment{ ID: 5, Filename: TESTATTACHMENT, Content-type: application/octet-stream
 245 Non-text part: application/octet-stream
 246 \fattachment}
 247 \fpart}
 248 \fpart}
 249 \fbody}
 250 \fmessage}'
 251 test_expect_equal \
 252     "$output" \
 253     "$expected"
 254
 255 test_begin_subtest "decryption, --format=json"
 256 output=$(notmuch show --format=json --decrypt=true subject:"test encrypted message 001" \
 257     | notmuch_json_show_sanitize \
 258     | sed -e 's|"created": [1234567890]*|"created": 946728000|')
 259 expected='[[[{"id": "XXXXX",
 260  "match": true,
 261  "excluded": false,
 262  "filename": ["YYYYY"],
 263  "timestamp": 946728000,
 264  "date_relative": "2000-01-01",
 265  "tags": ["encrypted","inbox"],
 266  "headers": {"Subject": "test encrypted message 001",
 267  "From": "Notmuch Test Suite <test_suite@notmuchmail.org>",
 268  "To": "test_suite@notmuchmail.org",
 269  "Date": "Sat, 01 Jan 2000 12:00:00 +0000"},
 270  "body": [{"id": 1,
 271  "encstatus": [{"status": "good"}],
 272  "content-type": "multipart/encrypted",
 273  "content": [{"id": 2,
 274  "content-type": "application/pgp-encrypted",
 275  "content-length": "NONZERO"},
 276  {"id": 3,
 277  "content-type": "multipart/mixed",
 278  "content": [{"id": 4,
 279  "content-type": "text/plain",
 280  "content": "This is a test encrypted message.\n"},
 281  {"id": 5,
 282  "content-type": "application/octet-stream",
 283  "content-disposition": "attachment",
 284  "content-length": "NONZERO",
 285  "content-transfer-encoding": "base64",
 286  "filename": "TESTATTACHMENT"}]}]}]},
 287  []]]]'
 288 test_expect_equal_json \
 289     "$output" \
 290     "$expected"
 291
 292 test_begin_subtest "decryption, --format=json, --part=4"
 293 output=$(notmuch show --format=json --part=4 --decrypt=true subject:"test encrypted message 001" \
 294     | notmuch_json_show_sanitize \
 295     | sed -e 's|"created": [1234567890]*|"created": 946728000|')
 296 expected='{"id": 4,
 297  "content-type": "text/plain",
 298  "content": "This is a test encrypted message.\n"}'
 299 test_expect_equal_json \
 300     "$output" \
 301     "$expected"
 302
 303 test_begin_subtest "decrypt attachment (--part=5 --format=raw)"
 304 notmuch show \
 305     --format=raw \
 306     --part=5 \
 307     --decrypt=true \
 308     subject:"test encrypted message 001" >OUTPUT
 309 test_expect_equal_file TESTATTACHMENT OUTPUT
 310
 311 test_begin_subtest "decryption failure with missing key"
 312 mv "${GNUPGHOME}"{,.bak}
 313 output=$(notmuch show --format=json --decrypt=true subject:"test encrypted message 001" \
 314     | notmuch_json_show_sanitize \
 315     | sed -e 's|"created": [1234567890]*|"created": 946728000|')
 316 expected='[[[{"id": "XXXXX",
 317  "match": true,
 318  "excluded": false,
 319  "filename": ["YYYYY"],
 320  "timestamp": 946728000,
 321  "date_relative": "2000-01-01",
 322  "tags": ["encrypted","inbox"],
 323  "headers": {"Subject": "test encrypted message 001",
 324  "From": "Notmuch Test Suite <test_suite@notmuchmail.org>",
 325  "To": "test_suite@notmuchmail.org",
 326  "Date": "Sat, 01 Jan 2000 12:00:00 +0000"},
 327  "body": [{"id": 1,
 328  "encstatus": [{"status": "bad"}],
 329  "content-type": "multipart/encrypted",
 330  "content": [{"id": 2,
 331  "content-type": "application/pgp-encrypted",
 332  "content-length": "NONZERO"},
 333  {"id": 3,
 334  "content-type": "application/octet-stream",
 335  "content-length": "NONZERO"}]}]},
 336  []]]]'
 337 test_expect_equal_json \
 338     "$output" \
 339     "$expected"
 340 mv "${GNUPGHOME}"{.bak,}
 341
 342 test_begin_subtest "emacs delivery of encrypted + signed message"
 343 test_expect_success \
 344 'emacs_fcc_message \
 345     "test encrypted message 002" \
 346     "This is another test encrypted message.\n" \
 347     "(mml-secure-message-sign-encrypt)"'
 348
 349 test_begin_subtest "decryption + signature verification"
 350 output=$(notmuch show --format=json --decrypt=true subject:"test encrypted message 002" \
 351     | notmuch_json_show_sanitize \
 352     | sed -e 's|"created": [1234567890]*|"created": 946728000|')
 353 expected='[[[{"id": "XXXXX",
 354  "match": true,
 355  "excluded": false,
 356  "filename": ["YYYYY"],
 357  "timestamp": 946728000,
 358  "date_relative": "2000-01-01",
 359  "tags": ["encrypted","inbox"],
 360  "headers": {"Subject": "test encrypted message 002",
 361  "From": "Notmuch Test Suite <test_suite@notmuchmail.org>",
 362  "To": "test_suite@notmuchmail.org",
 363  "Date": "Sat, 01 Jan 2000 12:00:00 +0000"},
 364  "body": [{"id": 1,
 365  "encstatus": [{"status": "good"}],
 366  "sigstatus": [{"status": "good",
 367  "fingerprint": "'$FINGERPRINT'",
 368  "created": 946728000,
 369  "userid": "'"$SELF_USERID"'"}],
 370  "content-type": "multipart/encrypted",
 371  "content": [{"id": 2,
 372  "content-type": "application/pgp-encrypted",
 373  "content-length": "NONZERO"},
 374  {"id": 3,
 375  "content-type": "text/plain",
 376  "content": "This is another test encrypted message.\n"}]}]},
 377  []]]]'
 378 test_expect_equal_json \
 379     "$output" \
 380     "$expected"
 381
 382 test_begin_subtest "reply to encrypted message"
 383 output=$(notmuch reply --decrypt=true subject:"test encrypted message 002" \
 384     | notmuch_drop_mail_headers In-Reply-To References)
 385 expected='From: Notmuch Test Suite <test_suite@notmuchmail.org>
 386 Subject: Re: test encrypted message 002
 387 To: test_suite@notmuchmail.org
 388
 389 On 01 Jan 2000 12:00:00 -0000, Notmuch Test Suite <test_suite@notmuchmail.org> wrote:
 390 > This is another test encrypted message.'
 391 test_expect_equal \
 392     "$output" \
 393     "$expected"
 394
 395 test_begin_subtest "Reply within emacs to an encrypted message"
 396 test_emacs "(let ((message-hidden-headers '())
 397       (notmuch-crypto-process-mime 't))
 398   (notmuch-show \"subject:test.encrypted.message.002\")
 399   (notmuch-show-reply)
 400   (test-output))"
 401 grep -v -e '^In-Reply-To:' -e '^References:' -e '^Fcc:' < OUTPUT > OUTPUT.clean
 402 cat <<EOF >EXPECTED
 403 From: Notmuch Test Suite <test_suite@notmuchmail.org>
 404 To: test_suite@notmuchmail.org
 405 Subject: Re: test encrypted message 002
 406 --text follows this line--
 407 <#secure method=pgpmime mode=signencrypt>
 408 Notmuch Test Suite <test_suite@notmuchmail.org> writes:
 409
 410 > This is another test encrypted message.
 411 EOF
 412 test_expect_equal_file EXPECTED OUTPUT.clean
 413
 414 test_begin_subtest "signature verification with revoked key"
 415 # generate revocation certificate and load it to revoke key
 416 echo "y
 417 1
 418 Notmuch Test Suite key revocation (automated) $(date '+%F_%T%z')
 419
 420 y
 421
 422 " \
 423     | gpg --no-tty --quiet --command-fd 0 --armor --gen-revoke "0x${FINGERPRINT}!" 2>/dev/null \
 424     | gpg --no-tty --quiet --import
 425 output=$(notmuch show --format=json --verify subject:"test signed message 001" \
 426     | notmuch_json_show_sanitize \
 427     | sed -e 's|"created": [1234567890]*|"created": 946728000|')
 428 expected='[[[{"id": "XXXXX",
 429  "match": true,
 430  "excluded": false,
 431  "filename": ["YYYYY"],
 432  "timestamp": 946728000,
 433  "date_relative": "2000-01-01",
 434  "tags": ["inbox","signed"],
 435  "headers": {"Subject": "test signed message 001",
 436  "From": "Notmuch Test Suite <test_suite@notmuchmail.org>",
 437  "To": "test_suite@notmuchmail.org",
 438  "Date": "Sat, 01 Jan 2000 12:00:00 +0000"},
 439  "body": [{"id": 1,
 440  "sigstatus": [{"status": "error",
 441  "keyid": "6D92612D94E46381",
 442  "errors": {"key-revoked": true}}],
 443  "content-type": "multipart/signed",
 444  "content": [{"id": 2,
 445  "content-type": "text/plain",
 446  "content": "This is a test signed message.\n"},
 447  {"id": 3,
 448  "content-type": "application/pgp-signature",
 449  "content-length": "NONZERO"}]}]},
 450  []]]]'
 451 test_expect_equal_json \
 452     "$output" \
 453     "$expected"
 454
 455 test_done