ip6.service: Import existing file into repository

install.sh

@@ -262,6 +262,7 @@ install_data misc_etc_files/request-key.d/id_resolver.conf \
                                                           "$DESTDIR$sysconfdir/request-key.d/id_resolver.conf"
 install_symlink /etc/local/access.conf                    "$DESTDIR$sysconfdir/security/access.conf"
 install_data misc_etc_files/cups/client.conf              "$DESTDIR$sysconfdir/cups/client.conf"
+install_data misc_systemd_units/ip6.service               "$DESTDIR$systemdunitdir/ip6.service"
 
 postinstall
 exit

misc_systemd_units/ip6.service

@@ -0,0 +1,15 @@
+[Unit]
+DefaultDependencies=no
+Wants=startup-tags.service
+After=startup-tags.service
+ConditionPathExists=/node/tags/ip6
+
+[Service]
+Type=oneshot
+RemainAfterExit=yes
+ExecStart=/usr/bin/bash -c "echo 0 >/proc/sys/net/ipv6/conf/all/disable_ipv6"
+ExecStop=/usr/bin/bash -c "echo 1 >/proc/sys/net/ipv6/conf/all/disable_ipv6"
+
+[Install]
+WantedBy=network.target
+