initial import

dhcp/dhcp.install

@@ -0,0 +1,32 @@
+post_install() {
+  if ! getent passwd dhcp &>/dev/null; then
+    useradd -r -G adm -d /dev/null -s /bin/nologin dhcp >/dev/null
+  fi
+
+  [[ -f var/lib/dhcp/dhcpd.leases ]] || : >var/lib/dhcp/dhcpd.leases
+  [[ -f var/lib/dhcp/dhcpd6.leases ]] || : >var/lib/dhcp/dhcpd6.leases
+
+  if ! groups dhcp | grep adm &>/dev/null; then
+    gpasswd -a dhcp adm >/dev/null
+  fi
+  dhcp_shell=$(getent passwd dhcp | cut -d: -f7)
+  if [ "$dhcp_shell" != '/bin/nologin' ]; then
+    chsh -s /bin/nologin dhcp &>/dev/null
+  fi
+}
+
+post_upgrade() {
+  if (( $(vercmp $2 4.2.4.2) < 0 )); then
+    echo ">>> Lease directory moved from /var/state/dhcp"
+    echo "    to /var/lib/dhcp. Move your old lease files"
+    echo "    if you want to keep using them."
+  fi
+
+  post_install
+}
+
+post_remove() {
+  if getent passwd dhcp &>/dev/null; then
+    userdel dhcp >/dev/null
+  fi
+}