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authordjm@openbsd.org <djm@openbsd.org>2015-05-21 06:44:25 +0000
committerDamien Miller <djm@mindrot.org>2015-05-21 16:46:56 +1000
commit13640798c7dd011ece0a7d02841fe48e94cfa0e0 (patch)
treeb83882e37e458f58389222e79d4a9cd24cd82d4a /regress/principals-command.sh
parent84452c5d03c21f9bfb28c234e0dc1dc67dd817b1 (diff)
upstream commit
regress test for AuthorizedPrincipalsCommand Upstream-Regress-ID: c658fbf1ab6b6011dc83b73402322e396f1e1219
Diffstat (limited to 'regress/principals-command.sh')
-rw-r--r--regress/principals-command.sh139
1 files changed, 139 insertions, 0 deletions
diff --git a/regress/principals-command.sh b/regress/principals-command.sh
new file mode 100644
index 00000000..c3816e08
--- /dev/null
+++ b/regress/principals-command.sh
@@ -0,0 +1,139 @@
+# $OpenBSD: principals-command.sh,v 1.1 2015/05/21 06:44:25 djm Exp $
+# Placed in the Public Domain.
+
+tid="authorized principals command"
+
+rm -f $OBJ/user_ca_key* $OBJ/cert_user_key*
+cp $OBJ/sshd_proxy $OBJ/sshd_proxy_bak
+
+if [ -z "$SUDO" ]; then
+ fatal "need SUDO to create file in /var/run, test won't work without"
+fi
+
+# Establish a AuthorizedPrincipalsCommand in /var/run where it will have
+# acceptable directory permissions.
+PRINCIPALS_COMMAND="/var/run/principals_command_${LOGNAME}"
+cat << _EOF | $SUDO sh -c "cat > '$PRINCIPALS_COMMAND'"
+#!/bin/sh
+test "x\$1" != "x${LOGNAME}" && exit 1
+test -f "$OBJ/authorized_principals_${LOGNAME}" &&
+ exec cat "$OBJ/authorized_principals_${LOGNAME}"
+_EOF
+test $? -eq 0 || fatal "couldn't prepare principals command"
+$SUDO chmod 0755 "$PRINCIPALS_COMMAND"
+
+# Create a CA key and a user certificate.
+${SSHKEYGEN} -q -N '' -t ed25519 -f $OBJ/user_ca_key || \
+ fatal "ssh-keygen of user_ca_key failed"
+${SSHKEYGEN} -q -N '' -t ed25519 -f $OBJ/cert_user_key || \
+ fatal "ssh-keygen of cert_user_key failed"
+${SSHKEYGEN} -q -s $OBJ/user_ca_key -I "regress user key for $USER" \
+ -z $$ -n ${USER},mekmitasdigoat $OBJ/cert_user_key || \
+ fatal "couldn't sign cert_user_key"
+
+# Test explicitly-specified principals
+for privsep in yes no ; do
+ _prefix="privsep $privsep"
+
+ # Setup for AuthorizedPrincipalsCommand
+ rm -f $OBJ/authorized_keys_$USER
+ (
+ cat $OBJ/sshd_proxy_bak
+ echo "UsePrivilegeSeparation $privsep"
+ echo "AuthorizedKeysFile none"
+ echo "AuthorizedPrincipalsCommand $PRINCIPALS_COMMAND %u"
+ echo "AuthorizedPrincipalsCommandUser ${LOGNAME}"
+ echo "TrustedUserCAKeys $OBJ/user_ca_key.pub"
+ ) > $OBJ/sshd_proxy
+
+ # XXX test missing command
+ # XXX test failing command
+
+ # Empty authorized_principals
+ verbose "$tid: ${_prefix} empty authorized_principals"
+ echo > $OBJ/authorized_principals_$USER
+ ${SSH} -2i $OBJ/cert_user_key \
+ -F $OBJ/ssh_proxy somehost true >/dev/null 2>&1
+ if [ $? -eq 0 ]; then
+ fail "ssh cert connect succeeded unexpectedly"
+ fi
+
+ # Wrong authorized_principals
+ verbose "$tid: ${_prefix} wrong authorized_principals"
+ echo gregorsamsa > $OBJ/authorized_principals_$USER
+ ${SSH} -2i $OBJ/cert_user_key \
+ -F $OBJ/ssh_proxy somehost true >/dev/null 2>&1
+ if [ $? -eq 0 ]; then
+ fail "ssh cert connect succeeded unexpectedly"
+ fi
+
+ # Correct authorized_principals
+ verbose "$tid: ${_prefix} correct authorized_principals"
+ echo mekmitasdigoat > $OBJ/authorized_principals_$USER
+ ${SSH} -2i $OBJ/cert_user_key \
+ -F $OBJ/ssh_proxy somehost true >/dev/null 2>&1
+ if [ $? -ne 0 ]; then
+ fail "ssh cert connect failed"
+ fi
+
+ # authorized_principals with bad key option
+ verbose "$tid: ${_prefix} authorized_principals bad key opt"
+ echo 'blah mekmitasdigoat' > $OBJ/authorized_principals_$USER
+ ${SSH} -2i $OBJ/cert_user_key \
+ -F $OBJ/ssh_proxy somehost true >/dev/null 2>&1
+ if [ $? -eq 0 ]; then
+ fail "ssh cert connect succeeded unexpectedly"
+ fi
+
+ # authorized_principals with command=false
+ verbose "$tid: ${_prefix} authorized_principals command=false"
+ echo 'command="false" mekmitasdigoat' > \
+ $OBJ/authorized_principals_$USER
+ ${SSH} -2i $OBJ/cert_user_key \
+ -F $OBJ/ssh_proxy somehost true >/dev/null 2>&1
+ if [ $? -eq 0 ]; then
+ fail "ssh cert connect succeeded unexpectedly"
+ fi
+
+
+ # authorized_principals with command=true
+ verbose "$tid: ${_prefix} authorized_principals command=true"
+ echo 'command="true" mekmitasdigoat' > \
+ $OBJ/authorized_principals_$USER
+ ${SSH} -2i $OBJ/cert_user_key \
+ -F $OBJ/ssh_proxy somehost false >/dev/null 2>&1
+ if [ $? -ne 0 ]; then
+ fail "ssh cert connect failed"
+ fi
+
+ # Setup for principals= key option
+ rm -f $OBJ/authorized_principals_$USER
+ (
+ cat $OBJ/sshd_proxy_bak
+ echo "UsePrivilegeSeparation $privsep"
+ ) > $OBJ/sshd_proxy
+
+ # Wrong principals list
+ verbose "$tid: ${_prefix} wrong principals key option"
+ (
+ printf 'cert-authority,principals="gregorsamsa" '
+ cat $OBJ/user_ca_key.pub
+ ) > $OBJ/authorized_keys_$USER
+ ${SSH} -2i $OBJ/cert_user_key \
+ -F $OBJ/ssh_proxy somehost true >/dev/null 2>&1
+ if [ $? -eq 0 ]; then
+ fail "ssh cert connect succeeded unexpectedly"
+ fi
+
+ # Correct principals list
+ verbose "$tid: ${_prefix} correct principals key option"
+ (
+ printf 'cert-authority,principals="mekmitasdigoat" '
+ cat $OBJ/user_ca_key.pub
+ ) > $OBJ/authorized_keys_$USER
+ ${SSH} -2i $OBJ/cert_user_key \
+ -F $OBJ/ssh_proxy somehost true >/dev/null 2>&1
+ if [ $? -ne 0 ]; then
+ fail "ssh cert connect failed"
+ fi
+done