agama/setup-service.sh
2023-08-18 00:01:10 +01:00

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#!/bin/sh -x
# Using a git checkout in the current directory,
# set up the service (backend) part of agama
# so that it can be used by
# - the web frontend (as set up by setup.sh)
# - the CLI
# or both
# Exit on error; unset variables are an error
set -eu
MYDIR=$(realpath $(dirname $0))
# Helper:
# Ensure root privileges for the installation.
# In a testing container, we are root but there is no sudo.
if [ $(id --user) != 0 ]; then
SUDO=sudo
if [ $($SUDO id --user) != 0 ]; then
echo "We are not root and cannot sudo, cannot continue."
exit 1
fi
else
SUDO=""
fi
# Helper:
# Like "sed -e $1 < $2 > $3" but $3 is a system file owned by root
sudosed() {
echo "$2 -> $3"
sed -e "$1" "$2" | $SUDO tee "$3" > /dev/null
}
# - Install RPM dependencies
# this repo can be removed once python-language-data reaches Factory
test -f /etc/zypp/repos.d/d_l_python.repo || \
$SUDO zypper --non-interactive \
addrepo https://download.opensuse.org/repositories/devel:/languages:/python/openSUSE_Tumbleweed/ d_l_python
$SUDO zypper --non-interactive --gpg-auto-import-keys install gcc gcc-c++ make openssl-devel ruby-devel \
python-langtable-data git augeas-devel jemalloc-devel awk || exit 1
# only install cargo if it is not available (avoid conflicts with rustup)
which cargo || $SUDO zypper --non-interactive install cargo
# - Install service rubygem dependencies
(
cd $MYDIR/service
bundle config set --local path 'vendor/bundle'
bundle install
)
# - build also rust service
(
cd $MYDIR/rust
cargo build
)
# - D-Bus configuration
$SUDO cp -v $MYDIR/service/share/dbus.conf /usr/share/dbus-1/agama.conf
# - D-Bus activation configuration
# (this could be left out but then we would rely
# on the manual startup via bin/agamactl)
(
cd $MYDIR/service/share
DBUSDIR=/usr/share/dbus-1/agama-services
# cleanup previous installation
[[ -d $DBUSDIR ]] && $SUDO rm -r $DBUSDIR
# create services
$SUDO mkdir -p $DBUSDIR
for SVC in org.opensuse.Agama*.service; do
sudosed "s@\(Exec\)=/usr/bin/@\1=$MYDIR/service/bin/@" $SVC $DBUSDIR/$SVC
done
sudosed "s@\(ExecStart\)=/usr/bin/@\1=$MYDIR/service/bin/@" \
agama.service /usr/lib/systemd/system/agama.service
)
# and same for rust service
(
cd $MYDIR/rust/share
DBUSDIR=/usr/share/dbus-1/agama-services
for SVC in org.opensuse.Agama*.service; do
# it is intention to use debug here to get more useful debugging output
sudosed "s@\(Exec\)=/usr/bin/@\1=$MYDIR/rust/target/debug/@" $SVC $DBUSDIR/$SVC
done
)
# systemd reload and start of service
(
$SUDO systemctl daemon-reload
# Start the separate dbus-daemon for Agama
# (in CI we run a custom cockpit-ws which replaces the cockpit.socket
# dependency, continue in that case)
$SUDO systemctl start agama.service || pgrep cockpit-ws
)
# - Make sure NetworkManager is running
$SUDO systemctl start NetworkManager