python3-labgrid: add systemd service

The systemd service reads the environment file and sets the ip and port
for the coordinator.

Signed-off-by: Sean Nyekjaer <sean.nyekjaer@prevas.dk>

Author: Sean Nyekjaer

recipes-devtools/python/python3-labgrid/configuration.yaml

@@ -0,0 +1,21 @@
+### This is an example labgrid exporter configuration. This file will be installed
+### into /etc/labgrid/configuration.yaml on your target and describes your exporter
+### services.
+###
+### Adapt and extend the below configuration to your needs and place it in the
+### BSP layer of you project. Create a python3-labgrid.bbappend file that adds this
+### file to your build:
+###
+###   FILESEXTRAPATHS_prepend := "${THISDIR}/files:"
+###
+###   SRC_URI_append := " file://configuration.yaml"
+###
+### ---
+###
+#
+#example-group1-remote:
+#    location: example-location-1-remote
+#    USBSerialPort:
+#      match:
+#        'ID_SERIAL_SHORT': 'FTA8E2HP'
+#      speed: 115200

recipes-devtools/python/python3-labgrid/environment

@@ -0,0 +1,5 @@
+### This is an example labgrid exporter ip configuration. This file will be installed
+### into /etc/labgrid/environment and read by the labgrid exporter systemd service.
+
+LABGRID_COORDINATOR_IP=127.0.0.1
+LABGRID_COORDINATOR_PORT=20408

recipes-devtools/python/python3-labgrid/labgrid-exporter.service

@@ -0,0 +1,12 @@
+[Unit]
+Description=Labgrid exporter
+After=network-online.target
+Wants=network-online.target
+
+[Service]
+Type=simple
+EnvironmentFile=/etc/labgrid/environment
+ExecStart=/usr/bin/python3 /usr/bin/labgrid-exporter -d -x ws://${LABGRID_COORDINATOR_IP}:${LABGRID_COORDINATOR_PORT}/ws /etc/labgrid/configuration.yaml
+
+[Install]
+WantedBy=multi-user.target

recipes-devtools/python/python3-labgrid_git.bb

@@ -23,6 +23,9 @@ RDEPENDS_${PN} = " \
 
 SRC_URI = " \
     git://github.com/labgrid-project/labgrid.git;branch=master \
+    file://configuration.yaml \
+    file://labgrid-exporter.service \
+    file://environment \
     "
 
 SRCREV = "30c6cb61e6292f36847e80ec3e5f730ddc4bac72"
@@ -31,4 +34,16 @@ S = "${WORKDIR}/git"
 DEPENDS += "python3-setuptools-scm-native"
 DEPENDS += "python3-pytest-runner-native"
 
-inherit setuptools3
+inherit setuptools3 systemd
+
+SYSTEMD_SERVICE_${PN} = "labgrid-exporter.service"
+
+do_install_append() {
+    install -d ${D}${sysconfdir}/labgrid
+    install -m 0644 ${WORKDIR}/configuration.yaml ${D}${sysconfdir}/labgrid
+    install -m 0644 ${WORKDIR}/environment ${D}${sysconfdir}/labgrid
+    install -d ${D}${systemd_system_unitdir}
+    install -m 0644 ${WORKDIR}/labgrid-exporter.service ${D}${systemd_system_unitdir}/
+}
+
+FILES_${PN} += "${sysconfdir} ${systemd_system_unitdir}"