postinst is in ssh-krb5 1:6.6p1-2ubuntu1.
This file is a maintainer script. It is executed when installing (*inst) or removing (*rm) the package.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 | #!/bin/sh
set -e
action="$1"
oldversion="$2"
if [ "$action" = configure ] ; then
# Make sure that GSSAPI is enabled. If there is no uncommented GSSAPI
# configuration, uncomment any commented-out configuration if present
# (this will catch the case of a fresh install of openssh-server).
# Otherwise, add configuration turning on GSSAPIAuthentication and
# GSSAPIKeyExchange.
#
# If there is some configuration, we may be upgrading from ssh-krb5. It
# enabled GSSAPIKeyExchange without any configuration option. Therefore,
# if it isn't explicitly set, always enable it for compatible behavior
# with ssh-krb5.
if dpkg --compare-versions "$oldversion" ge 1:4.3p2-9; then
:
else
changed=
if grep -qi '^[ ]*GSSAPI' /etc/ssh/sshd_config ; then
if grep -qi '^[ ]*GSSAPIKeyExchange' /etc/ssh/sshd_config ; then
:
else
changed=true
cat >> /etc/ssh/sshd_config <<EOF
# GSSAPI key exchange (added by ssh-krb5 transitional package)
GSSAPIKeyExchange yes
EOF
fi
else
changed=true
if grep -qi '^#GSSAPI' /etc/ssh/sshd_config ; then
perl -pe 's/^\#(GSSAPI(Authentication|KeyExchange))\b.*/$1 yes/i' \
< /etc/ssh/sshd_config > /etc/ssh/sshd_config.dpkg-new
chown --reference /etc/ssh/sshd_config \
/etc/ssh/sshd_config.dpkg-new
chmod --reference /etc/ssh/sshd_config \
/etc/ssh/sshd_config.dpkg-new
mv /etc/ssh/sshd_config.dpkg-new /etc/ssh/sshd_config
else
cat >> /etc/ssh/sshd_config <<EOF
# GSSAPI authentication (added by ssh-krb5 transitional package)
GSSAPIAuthentication yes
GSSAPIKeyExchange yes
EOF
fi
fi
if [ -n "$changed" ]; then
invoke-rc.d ssh restart
fi
fi
fi
exit 0
|