cli/reindex: destroy stashed session keys when --decrypt=false
[notmuch] / test / T357-index-decryption.sh
index 31991e22be98e158cc8d5ac73f6a12832cf96b9a..9f46a01b22c9530925f7bd844acb429e5c2ad6c7 100755 (executable)
@@ -142,7 +142,7 @@ test_expect_equal \
 
 # ensure no session keys are present:
 test_begin_subtest 'reindex using only session keys'
-test_expect_success 'notmuch reindex --decrypt=auto tag:encrypted and property:index.decryption=success'
+test_expect_success 'notmuch reindex tag:encrypted and property:index.decryption=success'
 test_begin_subtest "reindexed encrypted messages, decrypting only with session keys"
 output=$(notmuch search wumpus)
 expected=''
@@ -190,7 +190,7 @@ notmuch restore <<EOF
 #notmuch-dump batch-tag:3 config,properties,tags
 #= simple-encrypted@crypto.notmuchmail.org session-key=9%3AFC09987F5F927CC0CC0EE80A96E4C5BBF4A499818FB591207705DFDDD6112CF9
 EOF
-notmuch reindex --decrypt=auto id:simple-encrypted@crypto.notmuchmail.org
+notmuch reindex id:simple-encrypted@crypto.notmuchmail.org
 output=$(notmuch search sekrit)
 expected='thread:0000000000000001   2016-12-22 [1/1] Daniel Kahn Gillmor; encrypted message (encrypted inbox unread)'
 if [ $NOTMUCH_HAVE_GMIME_SESSION_KEYS -eq 0 ]; then
@@ -210,6 +210,40 @@ test_expect_equal \
     "$output" \
     "$expected"
 
+test_begin_subtest "notmuch show should show cleartext if session key is present"
+output=$(notmuch show id:simple-encrypted@crypto.notmuchmail.org | awk '/^\014part}/{ f=0 }; { if (f) { print $0 } } /^\014part{ ID: 3/{ f=1 }')
+expected='This is a top sekrit message.'
+if [ $NOTMUCH_HAVE_GMIME_SESSION_KEYS -eq 0 ]; then
+    test_subtest_known_broken
+fi
+test_expect_equal \
+    "$output" \
+    "$expected"
+
+test_begin_subtest "notmuch show should show nothing if decryption is explicitly disallowed"
+output=$(notmuch show --decrypt=false id:simple-encrypted@crypto.notmuchmail.org | awk '/^\014part}/{ f=0 }; { if (f) { print $0 } } /^\014part{ ID: 3/{ f=1 }')
+expected='Non-text part: application/octet-stream'
+test_expect_equal \
+    "$output" \
+    "$expected"
+
+test_begin_subtest "purging stashed session keys should lose access to the cleartext"
+notmuch reindex --decrypt=false id:simple-encrypted@crypto.notmuchmail.org
+output=$(notmuch search sekrit)
+expected=''
+test_expect_equal \
+    "$output" \
+    "$expected"
+
+test_begin_subtest "and cleartext should be unrecoverable now that there are no stashed session keys"
+notmuch dump
+notmuch reindex --decrypt=true id:simple-encrypted@crypto.notmuchmail.org
+output=$(notmuch search sekrit)
+expected=''
+test_expect_equal \
+    "$output" \
+    "$expected"
+
 
 # TODO: test removal of a message from the message store between
 # indexing and reindexing.