1# $OpenBSD: sshcfgparse.sh,v 1.4 2018/07/04 13:51:12 djm Exp $ 2# Placed in the Public Domain. 3 4tid="ssh config parse" 5 6expect_result_present() { 7 _str="$1" ; shift 8 for _expect in "$@" ; do 9 echo "$f" | tr ',' '\n' | grep "^$_expect\$" >/dev/null 10 if test $? -ne 0 ; then 11 fail "missing expected \"$_expect\" from \"$_str\"" 12 fi 13 done 14} 15expect_result_absent() { 16 _str="$1" ; shift 17 for _expect in "$@" ; do 18 echo "$f" | tr ',' '\n' | grep "^$_expect\$" >/dev/null 19 if test $? -eq 0 ; then 20 fail "unexpected \"$_expect\" present in \"$_str\"" 21 fi 22 done 23} 24 25verbose "reparse minimal config" 26(${SSH} -G -F $OBJ/ssh_config somehost >$OBJ/ssh_config.1 && 27 ${SSH} -G -F $OBJ/ssh_config.1 somehost >$OBJ/ssh_config.2 && 28 diff $OBJ/ssh_config.1 $OBJ/ssh_config.2) || fail "reparse minimal config" 29 30verbose "ssh -W opts" 31f=`${SSH} -GF $OBJ/ssh_config host | awk '/exitonforwardfailure/{print $2}'` 32test "$f" = "no" || fail "exitonforwardfailure default" 33f=`${SSH} -GF $OBJ/ssh_config -W a:1 h | awk '/exitonforwardfailure/{print $2}'` 34test "$f" = "yes" || fail "exitonforwardfailure enable" 35f=`${SSH} -GF $OBJ/ssh_config -W a:1 -o exitonforwardfailure=no h | \ 36 awk '/exitonforwardfailure/{print $2}'` 37test "$f" = "no" || fail "exitonforwardfailure override" 38 39f=`${SSH} -GF $OBJ/ssh_config host | awk '/clearallforwardings/{print $2}'` 40test "$f" = "no" || fail "clearallforwardings default" 41f=`${SSH} -GF $OBJ/ssh_config -W a:1 h | awk '/clearallforwardings/{print $2}'` 42test "$f" = "yes" || fail "clearallforwardings enable" 43f=`${SSH} -GF $OBJ/ssh_config -W a:1 -o clearallforwardings=no h | \ 44 awk '/clearallforwardings/{print $2}'` 45test "$f" = "no" || fail "clearallforwardings override" 46 47verbose "user first match" 48user=`awk '$1=="User" {print $2}' $OBJ/ssh_config` 49f=`${SSH} -GF $OBJ/ssh_config host | awk '/^user /{print $2}'` 50test "$f" = "$user" || fail "user from config, expected '$user' got '$f'" 51f=`${SSH} -GF $OBJ/ssh_config -o user=foo -l bar baz@host | awk '/^user /{print $2}'` 52test "$f" = "foo" || fail "user first match -oUser, expected 'foo' got '$f' " 53f=`${SSH} -GF $OBJ/ssh_config -lbar baz@host user=foo baz@host | awk '/^user /{print $2}'` 54test "$f" = "bar" || fail "user first match -l, expected 'bar' got '$f'" 55f=`${SSH} -GF $OBJ/ssh_config baz@host -o user=foo -l bar baz@host | awk '/^user /{print $2}'` 56test "$f" = "baz" || fail "user first match user@host, expected 'baz' got '$f'" 57 58verbose "pubkeyacceptedkeytypes" 59# Default set 60f=`${SSH} -GF none host | awk '/^pubkeyacceptedkeytypes /{print $2}'` 61expect_result_present "$f" "ssh-ed25519" "ssh-ed25519-cert-v01.*" 62expect_result_absent "$f" "ssh-dss" 63# Explicit override 64f=`${SSH} -GF none -opubkeyacceptedkeytypes=ssh-ed25519 host | \ 65 awk '/^pubkeyacceptedkeytypes /{print $2}'` 66expect_result_present "$f" "ssh-ed25519" 67expect_result_absent "$f" "ssh-ed25519-cert-v01.*" "ssh-dss" 68# Removal from default set 69f=`${SSH} -GF none -opubkeyacceptedkeytypes=-ssh-ed25519-cert* host | \ 70 awk '/^pubkeyacceptedkeytypes /{print $2}'` 71expect_result_present "$f" "ssh-ed25519" 72expect_result_absent "$f" "ssh-ed25519-cert-v01.*" "ssh-dss" 73f=`${SSH} -GF none -opubkeyacceptedkeytypes=-ssh-ed25519 host | \ 74 awk '/^pubkeyacceptedkeytypes /{print $2}'` 75expect_result_present "$f" "ssh-ed25519-cert-v01.*" 76expect_result_absent "$f" "ssh-ed25519" "ssh-dss" 77# Append to default set. 78# XXX this will break for !WITH_OPENSSL 79f=`${SSH} -GF none -opubkeyacceptedkeytypes=+ssh-dss-cert* host | \ 80 awk '/^pubkeyacceptedkeytypes /{print $2}'` 81expect_result_present "$f" "ssh-ed25519" "ssh-dss-cert-v01.*" 82expect_result_absent "$f" "ssh-dss" 83f=`${SSH} -GF none -opubkeyacceptedkeytypes=+ssh-dss host | \ 84 awk '/^pubkeyacceptedkeytypes /{print $2}'` 85expect_result_present "$f" "ssh-ed25519" "ssh-ed25519-cert-v01.*" "ssh-dss" 86expect_result_absent "$f" "ssh-dss-cert-v01.*" 87 88# cleanup 89rm -f $OBJ/ssh_config.[012] 90