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lxd_ynh/scripts/upgrade
2021-05-25 14:43:38 +02:00

163 lines
5.3 KiB
Bash

#!/bin/bash
#=================================================
# GENERIC START
#=================================================
# IMPORT GENERIC HELPERS
#=================================================
source _common.sh
source /usr/share/yunohost/helpers
#=================================================
# LOAD SETTINGS
#=================================================
ynh_script_progression --message="Loading installation settings..."
app=$YNH_APP_INSTANCE_NAME
#=================================================
# ENSURE DOWNWARD COMPATIBILITY
#=================================================
ynh_script_progression --message="Ensuring downward compatibility..."
sed -i "/root:1000000:65536 # Added by lxd#/d" /etc/sub{u,g}id
#=================================================
# BACKUP BEFORE UPGRADE THEN ACTIVE TRAP
#=================================================
ynh_script_progression --message="Backing up the app before upgrading (may take a while)..."
# Backup the current version of the app
ynh_backup_before_upgrade
ynh_clean_setup () {
ynh_secure_remove --file="$go_tmp"
ynh_secure_remove --file="$lxd_tmp"
# Restore it if the upgrade fails
ynh_restore_upgradebackup
}
# Exit if an error occurs during the execution of the script
ynh_abort_if_errors
#=================================================
# STANDARD UPGRADE STEPS
#=================================================
# STOP SYSTEMD SERVICE
#=================================================
ynh_script_progression --message="Stopping a systemd service..."
ynh_systemd_action --service_name=$app --action="stop" --log_path="/var/log/$app/$app.log"
#=================================================
# UPGRADE DEPENDENCIES
#=================================================
ynh_script_progression --message="Upgrading dependencies..."
ynh_exec_warn_less ynh_install_app_dependencies $pkg_dependencies
#=================================================
# DOWNLOAD, CHECK AND UNPACK SOURCE
#=================================================
ynh_script_progression --message="Setting up source files..."
# Download, check integrity, uncompress and patch the source from app.src
go_tmp=$(mktemp -d)
ynh_setup_source --dest_dir="$go_tmp" --source_id="go.$(ynh_detect_arch)"
export PATH=$go_tmp/bin:$PATH
lxd_tmp=$(mktemp -d)
ynh_setup_source --dest_dir="$lxd_tmp" --source_id="lxd"
export GOPATH=${lxd_tmp}/_dist
#=================================================
# BUILD FROM SOURCES
#=================================================
ynh_script_progression --message="Building lxd from sources..." --weight=60
pushd ${lxd_tmp}
ynh_exec_warn_less make deps
export CGO_CFLAGS="-I${GOPATH}/deps/raft/include/ -I${GOPATH}/deps/dqlite/include/"
export CGO_LDFLAGS="-L${GOPATH}/deps/raft/.libs -L${GOPATH}/deps/dqlite/.libs/"
export LD_LIBRARY_PATH="${GOPATH}/deps/raft/.libs/:${GOPATH}/deps/dqlite/.libs/"
export CGO_LDFLAGS_ALLOW="-Wl,-wrap,pthread_create"
cd $GOPATH/src/github.com/lxc/lxd
ynh_exec_warn_less make
mkdir -p /usr/local/lib/$app
mkdir -p /var/log/$app
cp -a ${GOPATH}/deps/{raft,dqlite}/.libs/lib*.so* /usr/local/lib/$app/
cp ${GOPATH}/bin/{lxc,lxd,lxc-to-lxd,lxd-p2c} /usr/local/bin
cp ${lxd_tmp}/scripts/bash/lxd-client /etc/bash_completion.d/
popd
ynh_secure_remove --file="$go_tmp"
ynh_secure_remove --file="$lxd_tmp"
#=================================================
# CREATE DEDICATED USER
#=================================================
ynh_script_progression --message="Making sure dedicated system user exists..."
# Create a dedicated user (if not existing)
ynh_system_user_create --username=$app
#=================================================
# SPECIFIC UPGRADE
#=================================================
# SETUP SYSTEMD
#=================================================
ynh_script_progression --message="Configuring a systemd service..."
# Create a dedicated systemd config
ynh_add_systemd_socket_config
ynh_add_systemd_config
#=================================================
# MODIFY A CONFIG FILE
#=================================================
ynh_backup_if_checksum_is_different --file="/etc/dnsmasq.d/lxd"
echo "bind-interfaces
except-interface=lxdbr0" > /etc/dnsmasq.d/lxd
systemctl restart dnsmasq
ynh_store_file_checksum --file="/etc/dnsmasq.d/lxd"
ynh_backup_if_checksum_is_different --file="/etc/ld.so.conf.d/$app.conf"
echo "/usr/local/lib/$app/" > /etc/ld.so.conf.d/$app.conf
ynh_store_file_checksum --file="/etc/ld.so.conf.d/$app.conf"
ldconfig
echo "# Added by lxd
root:100000:65536" | tee -a /etc/subuid /etc/subgid
#=================================================
# GENERIC FINALIZATION
#=================================================
# INTEGRATE SERVICE IN YUNOHOST
#=================================================
ynh_script_progression --message="Integrating service in YunoHost..."
yunohost service add $app --log="/var/log/$app/$app.log"
#=================================================
# START SYSTEMD SERVICE
#=================================================
ynh_script_progression --message="Starting a systemd service..."
# Start a systemd service
ynh_systemd_action --service_name=$app --action="start" --log_path="/var/log/$app/$app.log"
#=================================================
# END OF SCRIPT
#=================================================
ynh_script_progression --message="Upgrade of $app completed" --last