diff options
Diffstat (limited to 'meta-agl-demo/recipes-apis/agl-service-can-low-level')
5 files changed, 76 insertions, 0 deletions
diff --git a/meta-agl-demo/recipes-apis/agl-service-can-low-level/agl-service-can-low-level_git.bbappend b/meta-agl-demo/recipes-apis/agl-service-can-low-level/agl-service-can-low-level_git.bbappend new file mode 100644 index 00000000..4f282104 --- /dev/null +++ b/meta-agl-demo/recipes-apis/agl-service-can-low-level/agl-service-can-low-level_git.bbappend @@ -0,0 +1,10 @@ +FILESEXTRAPATHS_prepend := "${THISDIR}/files:" + +SRC_URI += "file://can-dev-mapping-helper.conf" + +do_install_append() { + install -D -m 0644 ${WORKDIR}/can-dev-mapping-helper.conf \ + ${D}${sysconfdir}/systemd/system/afm-service-agl-service-can-low-level-.service.d/can-dev-mapping-helper.conf +} + +RDEPENDS_${PN} += "can-dev-mapping-helper" diff --git a/meta-agl-demo/recipes-apis/agl-service-can-low-level/can-dev-mapping-helper_1.0.bb b/meta-agl-demo/recipes-apis/agl-service-can-low-level/can-dev-mapping-helper_1.0.bb new file mode 100644 index 00000000..37793fd6 --- /dev/null +++ b/meta-agl-demo/recipes-apis/agl-service-can-low-level/can-dev-mapping-helper_1.0.bb @@ -0,0 +1,21 @@ +SUMMARY = "Systemd unit for agl-service-can-low-level CAN device helper" +LICENSE = "MIT" +LIC_FILES_CHKSUM = "file://${COMMON_LICENSE_DIR}/MIT;md5=0835ade698e0bcf8506ecda2f7b4f302" + +inherit systemd allarch + +SRC_URI = "file://can-dev-mapping-helper.service \ + file://can-dev-mapping-helper.sh \ +" + +do_configure[noexec] = "1" +do_compile[noexec] = "1" + +do_install() { + install -D -m 0644 ${WORKDIR}/${BPN}.service ${D}${systemd_system_unitdir}/${BPN}.service + install -D -m 0755 ${WORKDIR}/${BPN}.sh ${D}${sbindir}/${BPN}.sh +} + +FILES_${PN} += "${systemd_system_unitdir}" + +RDEPENDS_${PN} += "bash" diff --git a/meta-agl-demo/recipes-apis/agl-service-can-low-level/files/can-dev-mapping-helper.conf b/meta-agl-demo/recipes-apis/agl-service-can-low-level/files/can-dev-mapping-helper.conf new file mode 100644 index 00000000..c89cc4d8 --- /dev/null +++ b/meta-agl-demo/recipes-apis/agl-service-can-low-level/files/can-dev-mapping-helper.conf @@ -0,0 +1,3 @@ +[Unit] +Wants=can-dev-mapping-helper.service +After=can-dev-mapping-helper.service diff --git a/meta-agl-demo/recipes-apis/agl-service-can-low-level/files/can-dev-mapping-helper.service b/meta-agl-demo/recipes-apis/agl-service-can-low-level/files/can-dev-mapping-helper.service new file mode 100644 index 00000000..0436716c --- /dev/null +++ b/meta-agl-demo/recipes-apis/agl-service-can-low-level/files/can-dev-mapping-helper.service @@ -0,0 +1,6 @@ +[Unit] +Description=CAN interface helper + +[Service] +ExecStart=/usr/sbin/can-dev-mapping-helper.sh +Type=oneshot diff --git a/meta-agl-demo/recipes-apis/agl-service-can-low-level/files/can-dev-mapping-helper.sh b/meta-agl-demo/recipes-apis/agl-service-can-low-level/files/can-dev-mapping-helper.sh new file mode 100644 index 00000000..c81014f3 --- /dev/null +++ b/meta-agl-demo/recipes-apis/agl-service-can-low-level/files/can-dev-mapping-helper.sh @@ -0,0 +1,36 @@ +#!/bin/bash + +# +# Script to bring up CAN interfaces configured in /etc/dev-mapping.conf +# as vcan interfaces if no physical interface is present. +# + +vcan_up() { + if [ -n "$1" ]; then + echo "Bringing up $1 as virtual CAN device" + ip link add dev $1 type vcan + ip link set up $1 + fi +} + +if [ ! -f /etc/dev-mapping.conf ]; then + exit 0 +fi + +hs=$(grep ^hs= /etc/dev-mapping.conf |cut -d= -f2 |tr -d '"') +ls=$(grep ^ls= /etc/dev-mapping.conf |cut -d= -f2 |tr -d '"') + +if [ -n "$hs" ]; then + echo "Checking $hs" + if ! ifconfig $hs >/dev/null 2>&1; then + vcan_up $hs + fi +fi +if [ -n "$ls" -a "$ls" != "$hs" ]; then + echo "Checking $ls" + if ! ifconfig $ls >/dev/null 2>&1; then + vcan_up $ls + fi +fi + +exit 0 |