mirror of
https://github.com/YunoHost-Apps/monitorix_ynh.git
synced 2024-09-03 19:46:06 +02:00
389 lines
16 KiB
Bash
389 lines
16 KiB
Bash
#=================================================
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# SET ALL CONSTANTS
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#=================================================
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readonly systemd_user=root
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readonly nginx_status_conf="/etc/nginx/conf.d/${app}_status.conf"
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readonly db_user=$app
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readonly var_list_to_manage='mysql_installed postgresql_installed memcached_installed redis_installed phpfpm_installed jail_list mount_parts home_user_dirs net_gateway net_interface_list net_max_speed ssh_port port_infos php_pools_infos'
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#=================================================
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# DEFINE ALL COMMON FONCTIONS
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#=================================================
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installed_php_fpm_filter() {
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while read -r item; do
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local version=${item%,*}
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if ynh_package_is_installed --package=php"$version"-fpm; then
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echo "$item"
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fi
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done
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}
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home_dir_filter() {
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while read -r -d' ' item; do
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if [ "$item" != /home/yunohost.app ] && [ "$item" != /home/yunohost.backup ]; then
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echo "$item"
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fi
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done
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}
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interface_speed_map() {
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while read -r item; do
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speed=$(cat /sys/class/net/"$item"/speed 2>/dev/null || echo 1000)
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echo "$item,$speed"
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done
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}
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load_vars() {
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# Big warning here
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# This function is called by the hook in install/upgrade/remove yunohost operation
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# We we need to ensure that this function the quickest as possible
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# Note that we don't use the yunohost command internationally for optimization
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if ynh_package_is_installed --package=mysql; then
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readonly mysql_installed=true
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else
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readonly mysql_installed=false
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fi
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if ynh_package_is_installed --package=postgresql; then
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readonly postgresql_installed=true
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else
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readonly postgresql_installed=false
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fi
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if ynh_package_is_installed --package=memcached; then
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readonly memcached_installed=true
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else
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readonly memcached_installed=false
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fi
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if ynh_package_is_installed --package=redis-server; then
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readonly redis_installed=true
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else
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readonly redis_installed=false
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fi
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if ynh_package_is_installed --package='php*-fpm'; then
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readonly phpfpm_installed=true
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else
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readonly phpfpm_installed=false
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fi
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readonly jail_list="$(fail2ban-client status |
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grep 'Jail list:' | sed 's/.*Jail list://' | sed 's/,//g')"
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readonly mount_parts="$(mount |
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cut -d' ' -f3 |
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grep -E -v '^/run|^/dev|^/proc|^/sys|^/snap|^/$')"
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app_data_dirs="$(echo /home/yunohost.app/*)"
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readonly home_user_dirs="$(echo /home/* | home_dir_filter)"
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readonly net_gateway="$(ip --json route show default | jq -r '.[0].dev')"
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readonly net_interface_list="$(ip --json link show | jq -r '.[].ifname | select(. != "lo")' | interface_speed_map)"
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readonly net_max_speed="$(cat /sys/class/net/*/speed 2>/dev/null | sort | tail -n1)"
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readonly ssh_port="$((grep ssh_port /etc/yunohost/settings.yml || echo 22) | cut -d: -f2 | xargs)"
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readonly port_infos="$(python3 <<EOF
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import yaml, socket
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hard_coded_ports = ["25", "53", "80", "443", "587", "993"]
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with open("/etc/yunohost/firewall.yml", "r") as f:
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firewall = yaml.safe_load(f)
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tcp4_port_list = [str(port) for port in firewall['ipv4']['TCP']
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if str(port) not in hard_coded_ports]
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tcp6_port_list = [str(port) for port in firewall['ipv6']['TCP']
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if str(port) not in hard_coded_ports]
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udp4_port_list = [str(port) for port in firewall['ipv4']['UDP']
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if str(port) not in hard_coded_ports]
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udp6_port_list = [str(port) for port in firewall['ipv6']['UDP']
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if str(port) not in hard_coded_ports]
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with open("/etc/yunohost/services.yml", "r") as f:
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services = yaml.safe_load(f)
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port_map = dict()
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for key, value in services.items():
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if 'needs_exposed_ports' in value:
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for port in value['needs_exposed_ports']:
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port_map[str(port)] = key
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def generate_port_info(proto, ip_version, port):
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if port in port_map:
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name = port_map[port]
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else:
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try:
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name = socket.getservbyport(int(port), proto)
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except:
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name = "Port_" + port
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return "%s,%s,%s,%s" % (port, ip_version, proto, name)
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result = [generate_port_info("tcp", "4", port) for port in tcp4_port_list] + \
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[generate_port_info("tcp", "6", port) for port in tcp6_port_list] + \
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[generate_port_info("udp", "4", port) for port in udp4_port_list] + \
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[generate_port_info("udp", "6", port) for port in udp6_port_list]
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result.sort()
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print('\n'.join(result))
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EOF
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)"
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if compgen -G /etc/php/*/fpm/pool.d; then
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# Note that 'pm.status_listen' option is only supported on php >= 8.0 so we ignore older pools
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readonly php_pools_infos="$(grep -E '^\[.*\]' \
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--exclude=/etc/php/*/fpm/pool.d/"$app"_status.conf \
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--exclude=/etc/php/7.*/fpm/pool.d/* /etc/php/*/fpm/pool.d/* |
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sed -E 's|/etc/php/([[:digit:]]\.[[:digit:]]+)/fpm/pool.d/.+\.conf\:\[(.+)\]|\1,\2|' |
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installed_php_fpm_filter)"
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else
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readonly php_pools_infos=''
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fi
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}
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# Used by update_config_if_needed.sh hook
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save_vars_current_value() {
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for var in $var_list_to_manage; do
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ynh_app_setting_set --app "$app" --key previous_$var --value "${!var}"
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done
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}
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install_monitorix_package() {
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# Create the temporary directory
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tempdir="$(mktemp -d)"
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# Download the deb files
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ynh_setup_source --dest_dir="$tempdir" --source_id="main"
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# Install the package
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ynh_package_install "$tempdir/monitorix.deb"
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cp -r /var/lib/monitorix/* "$data_dir"/
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}
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configure_db() {
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# Here the idea is to monitor available database
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# So if mysql is installed we monitor it but mysql could also not be installed and in this case don't need to monitor it
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# For postgresql it's the same case
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if $mysql_installed && ! ynh_mysql_user_exists --user="$db_user"; then
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ynh_mysql_create_user "$db_user" "$db_pwd"
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fi
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if $postgresql_installed && ! ynh_psql_user_exists --user="$db_user"; then
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ynh_psql_create_user "$db_user" "$db_pwd"
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fi
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}
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config_php_fpm() {
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for pool_dir_by_version in /etc/php/*; do
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pool_version=$(echo "$pool_dir_by_version" | cut -d/ -f4)
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pool_file="/etc/php/$pool_version/fpm/pool.d/${app}_status.conf"
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if ynh_package_is_installed --package="php$pool_version-fpm"; then
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ynh_add_jinja_config --template=_php_status.conf --destination="$pool_file"
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chown root:root "$pool_file"
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chmod 444 "$pool_file"
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ynh_systemd_action --service_name="php$pool_version"-fpm.service --action=reload
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else
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if [ -e "$pool_file" ]; then
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ynh_secure_remove --file="$pool_file"
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fi
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fi
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done
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}
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configure_hooks() {
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ynh_replace_string --match_string=__APP__ --replace_string="$app" --target_file=../hooks/post_iptable_rules
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ynh_replace_string --match_string=__INSTALL_DIR__ --replace_string="$install_dir" --target_file=../hooks/post_app_install
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ynh_replace_string --match_string=__INSTALL_DIR__ --replace_string="$install_dir" --target_file=../hooks/post_app_remove
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ynh_replace_string --match_string=__INSTALL_DIR__ --replace_string="$install_dir" --target_file=../hooks/post_app_upgrade
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cp ../sources/update_config_if_needed.sh "$install_dir"/
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ynh_replace_string --match_string=__APP__ --replace_string="$app" --target_file="$install_dir"/update_config_if_needed.sh
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}
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configure_alerts_email() {
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ynh_add_config --template=monitorix-alert.sh --destination="$install_dir"/monitorix-alert.sh
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for alias_file in system.loadavg-alert.sh \
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fs.loadavg-alert.sh \
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mail.mqueued-alert.sh \
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mail.delvd-alert.sh
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do
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alias_path="$install_dir/$alias_file"
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if [ ! -h "$alias_path" ]; then
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if [ -e "$alias_path" ]; then
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ynh_secure_remove --file="$alias_path"
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fi
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ln -s "$install_dir/monitorix-alert.sh" "$install_dir/$alias_file"
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fi
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done
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}
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ensure_vars_set() {
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if [ -z "${db_pwd:-}" ]; then
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db_pwd="$(ynh_string_random 12)"
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ynh_app_setting_set --app="$app" --key=db_pwd --value="$db_pwd"
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fi
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if [ -z "${alerts_email:-}" ]; then
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alerts_email="admins@$domain"
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ynh_app_setting_set --app="$app" --key=alerts_email --value="$alerts_email"
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fi
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if [ -z "${enable_hourly_view:-}" ]; then
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enable_hourly_view=n
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ynh_app_setting_set --app="$app" --key=enable_hourly_view --value="$enable_hourly_view"
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fi
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if [ -z "${image_format:-}" ]; then
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image_format=svg
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ynh_app_setting_set --app="$app" --key=image_format --value="$image_format"
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fi
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if [ -z "${theme_color:-}" ]; then
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theme_color=black
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ynh_app_setting_set --app="$app" --key=theme_color --value="$theme_color"
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fi
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if [ -z "${max_historic_years:-}" ]; then
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max_historic_years=5
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ynh_app_setting_set --app="$app" --key=max_historic_years --value="$max_historic_years"
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fi
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if [ -z "${process_priority:-}" ]; then
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process_priority=0
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ynh_app_setting_set --app="$app" --key=process_priority --value="$process_priority"
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fi
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if [ -z "${system_alerts_loadavg_enabled:-}" ]; then
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system_alerts_loadavg_enabled=n
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ynh_app_setting_set --app="$app" --key=system_alerts_loadavg_enabled --value="$system_alerts_loadavg_enabled"
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fi
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if [ -z "${system_alerts_loadavg_timeintvl:-}" ]; then
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system_alerts_loadavg_timeintvl=3600
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ynh_app_setting_set --app="$app" --key=system_alerts_loadavg_timeintvl --value="$system_alerts_loadavg_timeintvl"
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fi
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if [ -z "${system_alerts_loadavg_threshold:-}" ]; then
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system_alerts_loadavg_threshold=5.0
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ynh_app_setting_set --app="$app" --key=system_alerts_loadavg_threshold --value="$system_alerts_loadavg_threshold"
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fi
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if [ -z "${disk_alerts_loadavg_enabled:-}" ]; then
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disk_alerts_loadavg_enabled=false
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ynh_app_setting_set --app="$app" --key=disk_alerts_loadavg_enabled --value="$disk_alerts_loadavg_enabled"
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fi
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if [ -z "${disk_alerts_loadavg_timeintvl:-}" ]; then
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disk_alerts_loadavg_timeintvl=3600
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ynh_app_setting_set --app="$app" --key=disk_alerts_loadavg_timeintvl --value="$disk_alerts_loadavg_timeintvl"
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fi
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if [ -z "${disk_alerts_loadavg_threshold:-}" ]; then
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disk_alerts_loadavg_threshold=98
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ynh_app_setting_set --app="$app" --key=disk_alerts_loadavg_threshold --value="$disk_alerts_loadavg_threshold"
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fi
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if [ -z "${mail_delvd_enabled:-}" ]; then
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mail_delvd_enabled=n
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ynh_app_setting_set --app="$app" --key=mail_delvd_enabled --value="$mail_delvd_enabled"
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fi
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if [ -z "${mail_delvd_timeintvl:-}" ]; then
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mail_delvd_timeintvl=60
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ynh_app_setting_set --app="$app" --key=mail_delvd_timeintvl --value="$mail_delvd_timeintvl"
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fi
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if [ -z "${mail_delvd_threshold:-}" ]; then
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mail_delvd_threshold=100
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ynh_app_setting_set --app="$app" --key=mail_delvd_threshold --value="$mail_delvd_threshold"
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fi
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if [ -z "${mail_mqueued_enabled:-}" ]; then
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mail_mqueued_enabled=n
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ynh_app_setting_set --app="$app" --key=mail_mqueued_enabled --value="$mail_mqueued_enabled"
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fi
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if [ -z "${mail_mqueued_timeintvl:-}" ]; then
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mail_mqueued_timeintvl=3600
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ynh_app_setting_set --app="$app" --key=mail_mqueued_timeintvl --value="$mail_mqueued_timeintvl"
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fi
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if [ -z "${mail_mqueued_threshold:-}" ]; then
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mail_mqueued_threshold=100
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ynh_app_setting_set --app="$app" --key=mail_mqueued_threshold --value="$mail_mqueued_threshold"
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fi
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if [ -z "${emailreports_enabled:-}" ]; then
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emailreports_enabled=n
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ynh_app_setting_set --app="$app" --key=emailreports_enabled --value="$emailreports_enabled"
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fi
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if [ -z "${emailreports_subject_prefix:-}" ]; then
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emailreports_subject_prefix='Monitorix:'
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ynh_app_setting_set --app="$app" --key=emailreports_subject_prefix --value="$emailreports_subject_prefix"
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fi
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if [ -z "${emailreports_hour:-}" ]; then
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emailreports_hour=0
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ynh_app_setting_set --app="$app" --key=emailreports_hour --value="$emailreports_hour"
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fi
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if [ -z "${emailreports_minute:-}" ]; then
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emailreports_minute=0
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ynh_app_setting_set --app="$app" --key=emailreports_minute --value="$emailreports_minute"
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fi
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if [ -z "${emailreports_daily_enabled:-}" ]; then
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emailreports_daily_enabled=n
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ynh_app_setting_set --app="$app" --key=emailreports_daily_enabled --value="$emailreports_daily_enabled"
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fi
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if [ -z "${emailreports_daily_graphs:-}" ]; then
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emailreports_daily_graphs='system,fs'
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ynh_app_setting_set --app="$app" --key=emailreports_daily_graphs --value="$emailreports_daily_graphs"
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fi
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if [ -z "${emailreports_daily_to:-}" ]; then
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emailreports_daily_to="admins@$domain"
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ynh_app_setting_set --app="$app" --key=emailreports_daily_to --value="$emailreports_daily_to"
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fi
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if [ -z "${emailreports_weekly_enabled:-}" ]; then
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emailreports_weekly_enabled=n
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ynh_app_setting_set --app="$app" --key=emailreports_weekly_enabled --value="$emailreports_weekly_enabled"
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fi
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if [ -z "${emailreports_weekly_graphs:-}" ]; then
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emailreports_weekly_graphs='system,fs'
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ynh_app_setting_set --app="$app" --key=emailreports_weekly_graphs --value="$emailreports_weekly_graphs"
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fi
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if [ -z "${emailreports_weekly_to:-}" ]; then
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emailreports_weekly_to="admins@$domain"
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ynh_app_setting_set --app="$app" --key=emailreports_weekly_to --value="$emailreports_weekly_to"
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fi
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if [ -z "${emailreports_monthly_enabled:-}" ]; then
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emailreports_monthly_enabled=n
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ynh_app_setting_set --app="$app" --key=emailreports_monthly_enabled --value="$emailreports_monthly_enabled"
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fi
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if [ -z "${emailreports_monthly_graphs:-}" ]; then
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emailreports_monthly_graphs='system,fs'
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ynh_app_setting_set --app="$app" --key=emailreports_monthly_graphs --value="$emailreports_monthly_graphs"
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fi
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if [ -z "${emailreports_monthly_to:-}" ]; then
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emailreports_monthly_to="admins@$domain"
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ynh_app_setting_set --app="$app" --key=emailreports_monthly_to --value="$emailreports_monthly_to"
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fi
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if [ -z "${emailreports_yearly_enabled:-}" ]; then
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emailreports_yearly_enabled=n
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ynh_app_setting_set --app="$app" --key=emailreports_yearly_enabled --value="$emailreports_yearly_enabled"
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fi
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if [ -z "${emailreports_yearly_graphs:-}" ]; then
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emailreports_yearly_graphs='system,fs'
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ynh_app_setting_set --app="$app" --key=emailreports_yearly_graphs --value="$emailreports_yearly_graphs"
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fi
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if [ -z "${emailreports_yearly_to:-}" ]; then
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emailreports_yearly_to="admins@$domain"
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ynh_app_setting_set --app="$app" --key=emailreports_yearly_to --value="$emailreports_yearly_to"
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fi
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}
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set_permission() {
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chown "$app":root -R /etc/monitorix
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chmod u=rX,g=rwX,o= -R /etc/monitorix
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chown www-data:root -R "$nginx_status_conf"
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chmod u=r,g=r,o= "$nginx_status_conf"
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chown "$app":root "$install_dir"
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chmod u=rwX,g=rwX,o= -R "$install_dir"
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chmod 750 "$install_dir"/monitorix-alert.sh
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chown "$app":root -R /var/log/"$app"
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chmod u=rwX,g=rwX,o= -R /var/log/"$app"
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chmod u=rwx,g=rx,o= "$data_dir"
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chown "$app":www-data "$data_dir"
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chmod u=rwx,g=rx,o= "$data_dir"/*.rrd || true
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chown "$app":root "$data_dir"/*.rrd || true
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find "$data_dir"/{reports,usage} \( \! -perm -o= \
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-o \! -user "$app" \
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-o \! -group "$app" \) \
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-exec chown "$app:$app" {} \; \
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-exec chmod o= {} \;
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find "$data_dir"/www \( \! -perm -o= \
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-o \! -perm -g=rX \
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-o \! -user "$app" \
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-o \! -group www-data \) \
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-exec chown "$app:www-data" {} \; \
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-exec chmod g+rX,o= {} \;
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}
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