pushpin: Initial ebuild

Signed-off-by: Stefan Knoblich <stkn@bitplumber.de>

net-misc/pushpin/files/pushpin.service

@@ -0,0 +1,51 @@
+[Unit]
+Description=Pushpin reverse proxy for realtime web services
+After=network.target
+
+[Service]
+User=pushpin
+Group=pushpin
+
+#ExecStartPre=/usr/bin/pushpin validate /etc/pushpin/pushpin.conf
+ExecStart=/usr/bin/pushpin --config /etc/pushpin/pushpin.conf
+#ExecReload=/usr/bin/pushpin validate /etc/pushpin/pushpin.conf
+ExecReload=/bin/kill -HUP $MAINPID
+Restart=no
+
+# capabilities
+AmbientCapabilities=CAP_NET_BIND_SERVICE
+CapabilityBoundingSet=CAP_NET_BIND_SERVICE
+
+# sandboxing
+ProtectHostname=yes
+ProtectClock=yes
+ProtectKernelTunables=yes
+ProtectKernelModules=yes
+ProtectKernelLogs=yes
+ProtectSystem=strict
+ProtectHome=yes
+ProtectControlGroups=yes
+PrivateTmp=yes
+PrivateDevices=yes
+RestrictAddressFamilies=AF_UNIX AF_INET AF_INET6
+LockPersonality=yes
+MemoryDenyWriteExecute=yes
+RestrictRealtime=yes
+RestrictSUIDSGID=yes
+NoNewPrivileges=yes
+RemoveIPC=yes
+RestrictNamespaces=yes
+
+WorkingDirectory=/var/lib/pushpin
+StateDirectory=pushpin
+StateDirectoryMode=0750
+
+# syscall filtering
+SystemCallFilter=@system-service @debug
+SystemCallArchitectures=native
+
+# process properties
+UMask=077
+
+[Install]
+WantedBy=multi-user.target