meta-digi/meta-digi-dey/recipes-aws/greengrass/greengrass.inc

142 lines
5.0 KiB
PHP

# Copyright (C) 2018-2022, Digi International Inc.
SUMMARY = "AWS IoT Greengrass core"
HOMEPAGE = "https://aws.amazon.com/greengrass/"
CONFIGURATION_DIRECTORY = "config"
LICENSE = "Apache-2.0 | BSD-2-Clause | BSD-3-Clause | MIT | PD | Proprietary"
SRC_URI:arm = " \
http:///not/exist/greengrass-linux-armv7l-${PV}.tar.gz;name=arm \
file://greengrass.service \
file://greengrass-init \
"
SRC_URI:aarch64 = " \
http:///not/exist/greengrass-linux-aarch64-${PV}.tar.gz;name=aarch64 \
file://greengrass.service \
file://greengrass-init \
"
GG_TARBALL_LOCAL_PATH ?= ""
# The tarball is only available for downloading after registration, so provide
# a PREMIRROR to a local directory that can be configured in the project's
# local.conf file using GG_TARBALL_LOCAL_PATH variable.
python() {
gg_tarball_local_path = d.getVar('GG_TARBALL_LOCAL_PATH')
if gg_tarball_local_path:
premirrors = d.getVar('PREMIRRORS')
d.setVar('PREMIRRORS', "http:///not/exist/greengrass.* file://%s \\n %s" % (gg_tarball_local_path, premirrors))
}
S = "${WORKDIR}/${BPN}"
inherit aws-iot update-rc.d useradd systemd
GG_USESYSTEMD = "${@bb.utils.contains('DISTRO_FEATURES', 'systemd', 'yes', 'no', d)}"
# Disable tasks not needed for the binary package
do_configure[noexec] = "1"
do_compile[noexec] = "1"
do_install() {
install -d ${D}/${BPN}
tar --no-same-owner --exclude='./patches' --exclude='./.pc' -cpf - -C ${S} . \
| tar --no-same-owner -xpf - -C ${D}/${BPN}
# Install wrapper bootscript to launch Greengrass core on boot
install -d ${D}${sysconfdir}/init.d
install -m 0755 ${WORKDIR}/greengrass-init ${D}${sysconfdir}/greengrass
sed -i -e "s,##GG_INSTALL_DIR##,/${BPN},g" ${D}${sysconfdir}/greengrass
ln -sf ${sysconfdir}/greengrass ${D}${sysconfdir}/init.d/greengrass
# Install systemd service
install -d ${D}${systemd_unitdir}/system/
install -m 0644 ${WORKDIR}/greengrass.service ${D}${systemd_unitdir}/system/greengrass.service
# If certificates do exist, install them and update the config file
if [ -f "${AWS_IOT_CERTS_DIR}/${AWS_GGCORE_ROOT_CA}" ] && \
[ -f "${AWS_IOT_CERTS_DIR}/${AWS_GGCORE_CERTIFICATE}" ] && \
[ -f "${AWS_IOT_CERTS_DIR}/${AWS_GGCORE_PRIVATE_KEY}" ]; then
install -m 0644 "${AWS_IOT_CERTS_DIR}/${AWS_GGCORE_ROOT_CA}" \
"${AWS_IOT_CERTS_DIR}/${AWS_GGCORE_CERTIFICATE}" \
"${AWS_IOT_CERTS_DIR}/${AWS_GGCORE_PRIVATE_KEY}" \
${D}/${BPN}/certs/
sed -i -e "s,\[ROOT_CA_PEM_HERE],${AWS_GGCORE_ROOT_CA},g" \
-e "s,\[CLOUD_PEM_CRT_HERE],${AWS_GGCORE_CERTIFICATE},g" \
-e "s,\[CLOUD_PEM_KEY_HERE],${AWS_GGCORE_PRIVATE_KEY},g" \
${D}/${BPN}/config/config.json
fi
# Configure the rest of GG Core parameters
[ -n "${AWS_GGCORE_THING_ARN}" ] && sed -i -e "s,\[THING_ARN_HERE],${AWS_GGCORE_THING_ARN},g" ${D}/${BPN}/config/config.json
if [ -n "${AWS_GGCORE_IOT_HOST}" ]; then
AWS_GGCORE_HOST_PREFIX="$(echo ${AWS_GGCORE_IOT_HOST} | sed -e 's,\([^.]\+\)\.iot.*,\1,g')"
AWS_GGCORE_REGION="$(echo ${AWS_GGCORE_IOT_HOST} | sed -e 's,.*.iot\.\([^.]\+\)\..*,\1,g')"
[ -n "${AWS_GGCORE_HOST_PREFIX}" ] && sed -i -e "s,\[HOST_PREFIX_HERE],${AWS_GGCORE_HOST_PREFIX},g" ${D}/${BPN}/config/config.json
[ -n "${AWS_GGCORE_REGION}" ] && sed -i -e "s,\[AWS_REGION_HERE],${AWS_GGCORE_REGION},g" ${D}/${BPN}/config/config.json
fi
# Configure whether to use systemd or not
sed -i -e "/useSystemd/{s,\[yes|no],${GG_USESYSTEMD},g}" ${D}/${BPN}/config/config.json
}
pkg_postinst_ontarget:${PN}() {
# Enable protection for hardlinks and symlinks
if ! grep -qs 'protected_.*links' $D${sysconfdir}/sysctl.conf; then
cat >> $D${sysconfdir}/sysctl.conf <<-_EOF_
# Greengrass: protect hardlinks/symlinks
fs.protected_hardlinks = 1
fs.protected_symlinks = 1
_EOF_
fi
# Customize '/etc/fstab'
if [ -f "$D${sysconfdir}/fstab" ]; then
# Disable TMPFS /var/volatile
sed -i -e '\#^tmpfs[[:blank:]]\+/var/volatile#s,^,#,g' $D${sysconfdir}/fstab
# Mount a cgroup hierarchy with all available subsystems
if ! grep -qs '^cgroup' $D${sysconfdir}/fstab; then
cat >> $D${sysconfdir}/fstab <<-_EOF_
# Greengrass: mount cgroups
cgroup /sys/fs/cgroup cgroup defaults 0 0
_EOF_
fi
fi
# Disable '/etc/resolv.conf' symlink
if [ -f "$D${sysconfdir}/default/volatiles/00_core" ]; then
sed -i -e '/resolv.conf/d' $D${sysconfdir}/default/volatiles/00_core
cat >> $D${sysconfdir}/default/volatiles/00_core <<-_EOF_
# Greengrass: create a real (no symlink) resolv.conf
f root root 0644 /etc/resolv.conf none
_EOF_
fi
}
FILES:${PN} = "/${BPN} ${sysconfdir} ${systemd_unitdir}"
CONFFILES:${PN} += "/${BPN}/config/config.json"
INITSCRIPT_NAME = "greengrass"
INITSCRIPT_PARAMS = "defaults 80 20"
SYSTEMD_SERVICE:${PN} = "greengrass.service"
USERADD_PACKAGES = "${PN}"
GROUPADD_PARAM:${PN} = "-r ggc_group"
USERADD_PARAM:${PN} = "-r -M -N -g ggc_group -s /bin/false ggc_user"
#
# Disable failing QA checks:
#
# Binary was already stripped
# No GNU_HASH in the elf binary
#
INSANE_SKIP:${PN} += "already-stripped ldflags file-rdeps"
RDEPENDS:${PN} += "ca-certificates python3-core sqlite3"