1 files changed, 65 insertions, 0 deletions

diff --git a/debian/openssh-server.postrm b/debian/openssh-server.postrm
new file mode 100644
index 000000000..7258d5f99
--- /dev/null
+++ b/debian/openssh-server.postrm
@@ -0,0 +1,65 @@
+#!/bin/sh -e
+
+#DEBHELPER#
+
+abort_mv_conffile () {
+        CONFFILE="$1"
+
+        if [ ! -e "$CONFFILE" ]; then
+                if [ -e "$CONFFILE.dpkg-old" ]; then
+                        mv -f "$CONFFILE.dpkg-old" "$CONFFILE"
+                elif [ -e "$CONFFILE.moving" ]; then
+                        mv -f "$CONFFILE.moving" "$CONFFILE"
+                fi
+        fi
+}
+
+finish_mv_conffile () {
+        CONFFILE="$1"
+
+        if [ -e "$CONFFILE.dpkg-old" ]; then
+                rm -f "$CONFFILE.dpkg-old"
+        fi
+}
+
+abort_transfer_conffile () {
+        CONFFILE="$1"
+        if [ -e "$CONFFILE.moved-by-preinst" ]; then
+                echo >&2 "Aborting ownership transfer of conffile $CONFFILE ..."
+                mv -f "$CONFFILE.moved-by-preinst" "$CONFFILE"
+                return 0
+        fi
+}
+
+case $1 in
+        abort-install|abort-upgrade)
+                if dpkg --compare-versions "$2" lt 1:4.7p1-4; then
+                        abort_mv_conffile /etc/pam.d/ssh
+                fi
+                abort_transfer_conffile /etc/default/ssh
+                abort_transfer_conffile /etc/init.d/ssh
+                abort_transfer_conffile /etc/pam.d/ssh
+                ;;
+        purge)
+                # Remove all non-conffiles that ssh might create, so that we
+                # can smoothly remove /etc/ssh if and only if the user
+                # hasn't dropped some other files in there. Conffiles have
+                # already been removed at this point.
+                rm -f /etc/ssh/ssh_host_key /etc/ssh/ssh_host_key.pub
+                rm -f /etc/ssh/ssh_host_rsa_key /etc/ssh/ssh_host_rsa_key.pub
+                rm -f /etc/ssh/ssh_host_dsa_key /etc/ssh/ssh_host_dsa_key.pub
+                rm -f /etc/ssh/sshd_config
+                rm -f /etc/ssh/sshd_not_to_be_run
+                rmdir --ignore-fail-on-non-empty /etc/ssh
+
+                update-rc.d ssh remove >/dev/null
+
+                if which deluser >/dev/null 2>&1; then
+                        deluser --quiet sshd > /dev/null || true
+                fi
+
+                finish_mv_conffile /etc/pam.d/ssh
+                ;;
+esac
+
+exit 0