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gmime-cleanup: always support session keys
Our minimum version of GMime 3.0 always supports good session key handling. signed-off-by: Daniel Kahn Gillmor <dkg@fifthhorseman.net>
This commit is contained in:
Daniel Kahn Gillmor
David Bremner
parent
096d45a878
commit
bb0b119358
7 changed files with 2 additions and 53 deletions
9
configure
vendored
9
configure
vendored
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@ -498,10 +498,8 @@ if pkg-config --exists "gmime-3.0 > $GMIME_MINVER"; then
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gmime_cflags=$(pkg-config --cflags gmime-3.0)
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gmime_ldflags=$(pkg-config --libs gmime-3.0)
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gmime_major=3
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have_gmime_session_keys=1
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else
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have_gmime=0
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have_gmime_session_keys=0
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printf "No.\n"
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errors=$((errors + 1))
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fi
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@ -1160,9 +1158,6 @@ HAVE_TIMEGM = ${have_timegm}
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# Whether struct dirent has d_type (if not, then notmuch will use stat)
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HAVE_D_TYPE = ${have_d_type}
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# Whether the GMime version can handle extraction and reuse of session keys
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HAVE_GMIME_SESSION_KEYS = ${have_gmime_session_keys}
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# Whether the Xapian version in use supports compaction
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HAVE_XAPIAN_COMPACT = ${have_xapian_compact}
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@ -1249,7 +1244,6 @@ COMMON_CONFIGURE_CFLAGS = \\
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-DHAVE_D_TYPE=\$(HAVE_D_TYPE) \\
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-DSTD_GETPWUID=\$(STD_GETPWUID) \\
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-DSTD_ASCTIME=\$(STD_ASCTIME) \\
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-DHAVE_GMIME_SESSION_KEYS=\$(HAVE_GMIME_SESSION_KEYS) \\
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-DHAVE_XAPIAN_COMPACT=\$(HAVE_XAPIAN_COMPACT) \\
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-DSILENCE_XAPIAN_DEPRECATION_WARNINGS \\
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-DHAVE_XAPIAN_FIELD_PROCESSOR=\$(HAVE_XAPIAN_FIELD_PROCESSOR) \\
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@ -1278,9 +1272,6 @@ NOTMUCH_HAVE_XAPIAN_FIELD_PROCESSOR=${have_xapian_field_processor}
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# Whether the Xapian version in use supports lock retry
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NOTMUCH_HAVE_XAPIAN_DB_RETRY_LOCK=${have_xapian_db_retry_lock}
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# Whether the GMime version can handle extraction and reuse of session keys
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NOTMUCH_HAVE_GMIME_SESSION_KEYS=${have_gmime_session_keys}
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# Which backend will Xapian use by default?
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NOTMUCH_DEFAULT_XAPIAN_BACKEND=${default_xapian_backend}
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@ -31,7 +31,7 @@ notmuch_built_with (const char *name)
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} else if (STRNCMP_LITERAL (name, "retry_lock") == 0) {
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return HAVE_XAPIAN_DB_RETRY_LOCK;
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} else if (STRNCMP_LITERAL (name, "session_key") == 0) {
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return HAVE_GMIME_SESSION_KEYS;
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return true;
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} else {
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return false;
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}
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@ -531,7 +531,7 @@ _index_encrypted_mime_part (notmuch_message_t *message,
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GMimeCryptoContext* crypto_ctx = NULL;
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bool attempted = false;
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GMimeDecryptResult *decrypt_result = NULL;
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bool get_sk = (HAVE_GMIME_SESSION_KEYS && notmuch_indexopts_get_decrypt_policy (indexopts) == NOTMUCH_DECRYPT_TRUE);
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bool get_sk = (notmuch_indexopts_get_decrypt_policy (indexopts) == NOTMUCH_DECRYPT_TRUE);
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clear = _notmuch_crypto_decrypt (&attempted, notmuch_indexopts_get_decrypt_policy (indexopts),
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message, crypto_ctx, encrypted_data, get_sk ? &decrypt_result : NULL, &err);
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if (!attempted)
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@ -554,7 +554,6 @@ _index_encrypted_mime_part (notmuch_message_t *message,
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return;
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}
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if (decrypt_result) {
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#if HAVE_GMIME_SESSION_KEYS
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if (get_sk) {
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status = notmuch_message_add_property (message, "session-key",
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g_mime_decrypt_result_get_session_key (decrypt_result));
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@ -562,7 +561,6 @@ _index_encrypted_mime_part (notmuch_message_t *message,
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_notmuch_database_log (notmuch, "failed to add session-key "
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"property (%d)\n", status);
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}
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#endif
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g_object_unref (decrypt_result);
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}
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_index_mime_part (message, indexopts, clear);
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@ -228,7 +228,6 @@ node_decrypt_and_verify (mime_node_t *node, GMimeObject *part,
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set_signature_list_destructor (node);
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}
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#if HAVE_GMIME_SESSION_KEYS
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if (node->ctx->crypto->decrypt == NOTMUCH_DECRYPT_TRUE && message) {
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notmuch_database_t *db = notmuch_message_get_database (message);
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const char *session_key = g_mime_decrypt_result_get_session_key (decrypt_result);
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@ -238,7 +237,6 @@ node_decrypt_and_verify (mime_node_t *node, GMimeObject *part,
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notmuch_message_add_property (message, "session-key",
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session_key));
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}
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#endif
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g_object_unref (decrypt_result);
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}
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@ -894,7 +894,6 @@ show_message (void *ctx,
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part = mime_node_seek_dfs (root, (params->part < 0 ? 0 : params->part));
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if (part)
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status = format->part (local, sp, part, indent, params);
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#if HAVE_GMIME_SESSION_KEYS
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if (params->crypto.decrypt == NOTMUCH_DECRYPT_TRUE && session_key_count_error == NOTMUCH_STATUS_SUCCESS) {
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unsigned int new_session_keys = 0;
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if (notmuch_message_count_properties (message, "session-key", &new_session_keys) == NOTMUCH_STATUS_SUCCESS &&
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@ -908,7 +907,6 @@ show_message (void *ctx,
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}
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}
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}
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#endif
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DONE:
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talloc_free (local);
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return status;
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@ -52,9 +52,6 @@ test_begin_subtest "show the message body of the encrypted message"
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notmuch dump wumpus
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output=$(notmuch show wumpus | notmuch_show_part 3)
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expected='This is a test encrypted message with a wumpus.'
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if [ $NOTMUCH_HAVE_GMIME_SESSION_KEYS -eq 0 ]; then
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test_subtest_known_broken
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fi
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test_expect_equal \
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"$output" \
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"$expected"
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@ -91,9 +88,6 @@ test_expect_equal \
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test_begin_subtest "search should now find the contents"
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output=$(notmuch search wumpus)
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expected='thread:0000000000000003 2000-01-01 [1/1] Notmuch Test Suite; test encrypted message for cleartext index 002 (encrypted inbox unread)'
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if [ $NOTMUCH_HAVE_GMIME_SESSION_KEYS -eq 0 ]; then
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test_subtest_known_broken
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fi
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test_expect_equal \
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"$output" \
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"$expected"
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@ -163,9 +157,6 @@ test_begin_subtest 'reindex in auto mode'
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test_expect_success 'notmuch reindex tag:encrypted and property:index.decryption=success'
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test_begin_subtest "reindexed encrypted messages, should not have changed"
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output=$(notmuch search wumpus)
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if [ $NOTMUCH_HAVE_GMIME_SESSION_KEYS -eq 0 ]; then
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test_subtest_known_broken
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fi
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test_expect_equal \
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"$output" \
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"$expected"
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@ -256,9 +247,6 @@ EOF
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notmuch reindex id:simple-encrypted@crypto.notmuchmail.org
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output=$(notmuch search sekrit)
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expected='thread:0000000000000001 2016-12-22 [1/1] Daniel Kahn Gillmor; encrypted message (encrypted inbox unread)'
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if [ $NOTMUCH_HAVE_GMIME_SESSION_KEYS -eq 0 ]; then
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test_subtest_known_broken
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fi
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test_expect_equal \
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"$output" \
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"$expected"
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@ -266,9 +254,6 @@ test_expect_equal \
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test_begin_subtest "notmuch reply should show cleartext if session key is present"
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output=$(notmuch reply id:simple-encrypted@crypto.notmuchmail.org | grep '^>')
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expected='> This is a top sekrit message.'
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if [ $NOTMUCH_HAVE_GMIME_SESSION_KEYS -eq 0 ]; then
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test_subtest_known_broken
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fi
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test_expect_equal \
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"$output" \
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"$expected"
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@ -276,9 +261,6 @@ test_expect_equal \
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test_begin_subtest "notmuch show should show cleartext if session key is present"
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output=$(notmuch show id:simple-encrypted@crypto.notmuchmail.org | notmuch_show_part 3)
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expected='This is a top sekrit message.'
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if [ $NOTMUCH_HAVE_GMIME_SESSION_KEYS -eq 0 ]; then
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test_subtest_known_broken
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fi
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test_expect_equal \
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"$output" \
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"$expected"
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@ -42,7 +42,6 @@ _notmuch_crypto_decrypt (bool *attempted,
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return NULL;
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/* the versions of notmuch that can support session key decryption */
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#if HAVE_GMIME_SESSION_KEYS
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if (message) {
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notmuch_message_properties_t *list = NULL;
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@ -66,7 +65,6 @@ _notmuch_crypto_decrypt (bool *attempted,
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if (ret)
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return ret;
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}
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#endif
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if (err && *err) {
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g_error_free (*err);
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@ -78,26 +76,10 @@ _notmuch_crypto_decrypt (bool *attempted,
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if (attempted)
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*attempted = true;
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#if (GMIME_MAJOR_VERSION < 3)
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#if HAVE_GMIME_SESSION_KEYS
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gboolean oldgetsk = g_mime_crypto_context_get_retrieve_session_key (crypto_ctx);
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gboolean newgetsk = (decrypt == NOTMUCH_DECRYPT_TRUE && decrypt_result);
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if (newgetsk != oldgetsk)
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/* This could return an error, but we can't do anything about it, so ignore it */
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g_mime_crypto_context_set_retrieve_session_key (crypto_ctx, newgetsk, NULL);
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#endif
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ret = g_mime_multipart_encrypted_decrypt(part, crypto_ctx,
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decrypt_result, err);
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#if HAVE_GMIME_SESSION_KEYS
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if (newgetsk != oldgetsk)
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g_mime_crypto_context_set_retrieve_session_key (crypto_ctx, oldgetsk, NULL);
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#endif
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#else
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GMimeDecryptFlags flags = GMIME_DECRYPT_NONE;
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if (decrypt == NOTMUCH_DECRYPT_TRUE && decrypt_result)
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flags |= GMIME_DECRYPT_EXPORT_SESSION_KEY;
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ret = g_mime_multipart_encrypted_decrypt(part, flags, NULL,
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decrypt_result, err);
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#endif
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return ret;
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}
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