etc/systemd/system: add cjdns/

etc/systemd/system/cjdns/README.md

@@ -0,0 +1 @@
+These files are copied from https://github.com/cjdelisle/cjdns/tree/master/contrib/systemd/ and in case of cjdns.service the pathes are adjusted to how I am likely to be run it.

etc/systemd/system/cjdns/cjdns-resume.service

@@ -0,0 +1,10 @@
+[Unit]
+Description=Restart cjdns on resume from sleep
+After=sleep.target
+
+[Service]
+Type=oneshot
+ExecStart=/bin/systemctl restart cjdns
+
+[Install]
+WantedBy=sleep.target

etc/systemd/system/cjdns/cjdns.service

@@ -0,0 +1,20 @@
+[Unit]
+Description=cjdns: routing engine designed for security, scalability, speed and ease of use
+Wants=network.target
+After=network.target
+
+[Service]
+ProtectHome=true
+ProtectSystem=true
+SyslogIdentifier=cjdroute
+ExecStartPre=/bin/sh -ec "if ! test -s /opt/cjdns/cjdroute.conf; \
+                then umask 077; \
+                /opt/cjdns/cjdroute --genconf > /opt/cjdns/cjdroute.conf; \
+                echo 'WARNING: A new /opt/cjdns/cjdroute.conf file has been generated.'; \
+            fi"
+ExecStart=/bin/sh -c "exec /opt/cjdns/cjdroute --nobg < /opt/cjdns/cjdroute.conf"
+Restart=always
+
+[Install]
+WantedBy=multi-user.target
+Also=cjdns-resume.service