regression test for time-limited signature keys

diff --git a/regress/usr.bin/ssh/sshsig.sh b/regress/usr.bin/ssh/sshsig.sh
index 8401b6c..2960136 100644 (file)
--- a/regress/usr.bin/ssh/sshsig.sh
+++ b/regress/usr.bin/ssh/sshsig.sh
@@ -1,4 +1,4 @@
-#      $OpenBSD: sshsig.sh,v 1.5 2021/07/12 02:12:22 djm Exp $
+#      $OpenBSD: sshsig.sh,v 1.6 2021/07/23 03:54:55 djm Exp $
 #      Placed in the Public Domain.
 
 tid="sshsig"
@@ -107,6 +107,34 @@ for t in $SIGNKEYS; do
                < $DATA >/dev/null 2>&1 && \
                fail "accepted signature for $t key with excluded namespace"
 
+       ( printf "$sig_principal " ;
+         printf "valid-after=\"19800101\",valid-before=\"19900101\" " ;
+         cat $pubkey) > $OBJ/allowed_signers
+
+       # key lifespan valid
+       ${SSHKEYGEN} -vvv -Y verify -s $sigfile -n $sig_namespace \
+               -I $sig_principal -f $OBJ/allowed_signers \
+               -Overify-time=19850101 \
+               < $DATA >/dev/null 2>&1 || \
+               fail "failed signature for $t key with valid expiry interval"
+       # key not yet valid
+       ${SSHKEYGEN} -vvv -Y verify -s $sigfile -n $sig_namespace \
+               -I $sig_principal -f $OBJ/allowed_signers \
+               -Overify-time=19790101 \
+               < $DATA >/dev/null 2>&1 && \
+               fail "failed signature for $t not-yet-valid key"
+       # key expired
+       ${SSHKEYGEN} -vvv -Y verify -s $sigfile -n $sig_namespace \
+               -I $sig_principal -f $OBJ/allowed_signers \
+               -Overify-time=19910101 \
+               < $DATA >/dev/null 2>&1 && \
+               fail "failed signature for $t with expired key"
+       # NB. assumes we're not running this test in the 1980s
+       ${SSHKEYGEN} -vvv -Y verify -s $sigfile -n $sig_namespace \
+               -I $sig_principal -f $OBJ/allowed_signers \
+               < $DATA >/dev/null 2>&1 && \
+               fail "failed signature for $t with expired key"
+
        # public key in revoked keys file
        cat $pubkey > $OBJ/revoked_keys
        (printf "$sig_principal namespaces=\"whatever\" " ;