mirror of
https://github.com/YunoHost/yunohost.git
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437 lines
16 KiB
Bash
437 lines
16 KiB
Bash
#!/bin/bash
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# Use logrotate to manage the logfile
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#
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# usage: ynh_use_logrotate [--logfile=/log/file] [--nonappend] [--specific_user=user/group]
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# | arg: -l, --logfile= - absolute path of logfile
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# | arg: -n, --nonappend - (Option) Replace the config file instead of appending this new config.
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# | arg: -u, --specific_user : run logrotate as the specified user and group. If not specified logrotate is runned as root.
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#
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# If no argument provided, a standard directory will be use. /var/log/${app}
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# You can provide a path with the directory only or with the logfile.
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# /parentdir/logdir
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# /parentdir/logdir/logfile.log
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#
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# It's possible to use this helper several times, each config will be added to the same logrotate config file.
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# Unless you use the option --non-append
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ynh_use_logrotate () {
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# Declare an array to define the options of this helper.
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local legacy_args=lnuya
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declare -Ar args_array=( [l]=logfile= [n]=nonappend [u]=specific_user= [y]=non [a]=append )
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# [y]=non [a]=append are only for legacy purpose, to not fail on the old option '--non-append'
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local logfile
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local nonappend
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local specific_user
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# Manage arguments with getopts
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ynh_handle_getopts_args "$@"
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local logfile="${logfile:-}"
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local nonappend="${nonappend:-0}"
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local specific_user="${specific_user:-}"
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# LEGACY CODE - PRE GETOPTS
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if [ $# -gt 0 ] && [ "$1" == "--non-append" ]; then
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nonappend=1
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# Destroy this argument for the next command.
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shift
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elif [ $# -gt 1 ] && [ "$2" == "--non-append" ]; then
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nonappend=1
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fi
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if [ $# -gt 0 ] && [ "$(echo ${1:0:1})" != "-" ]; then
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if [ "$(echo ${1##*.})" == "log" ]; then # Keep only the extension to check if it's a logfile
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local logfile=$1 # In this case, focus logrotate on the logfile
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else
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local logfile=$1/*.log # Else, uses the directory and all logfile into it.
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fi
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fi
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# LEGACY CODE
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local customtee="tee -a"
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if [ "$nonappend" -eq 1 ]; then
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customtee="tee"
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fi
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if [ -n "$logfile" ]
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then
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if [ "$(echo ${logfile##*.})" != "log" ]; then # Keep only the extension to check if it's a logfile
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local logfile="$1/*.log" # Else, uses the directory and all logfile into it.
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fi
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else
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logfile="/var/log/${app}/*.log" # Without argument, use a defaut directory in /var/log
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fi
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local su_directive=""
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if [[ -n $specific_user ]]; then
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su_directive=" # Run logorotate as specific user - group
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su ${specific_user%/*} ${specific_user#*/}"
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fi
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cat > ./${app}-logrotate << EOF # Build a config file for logrotate
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$logfile {
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# Rotate if the logfile exceeds 100Mo
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size 100M
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# Keep 12 old log maximum
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rotate 12
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# Compress the logs with gzip
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compress
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# Compress the log at the next cycle. So keep always 2 non compressed logs
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delaycompress
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# Copy and truncate the log to allow to continue write on it. Instead of move the log.
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copytruncate
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# Do not do an error if the log is missing
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missingok
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# Not rotate if the log is empty
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notifempty
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# Keep old logs in the same dir
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noolddir
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$su_directive
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}
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EOF
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sudo mkdir -p $(dirname "$logfile") # Create the log directory, if not exist
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cat ${app}-logrotate | sudo $customtee /etc/logrotate.d/$app > /dev/null # Append this config to the existing config file, or replace the whole config file (depending on $customtee)
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}
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# Remove the app's logrotate config.
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#
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# usage: ynh_remove_logrotate
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ynh_remove_logrotate () {
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if [ -e "/etc/logrotate.d/$app" ]; then
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sudo rm "/etc/logrotate.d/$app"
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fi
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}
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# Create a dedicated systemd config
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#
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# usage: ynh_add_systemd_config [--service=service] [--template=template]
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# | arg: -s, --service - Service name (optionnal, $app by default)
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# | arg: -t, --template - Name of template file (optionnal, this is 'systemd' by default, meaning ./conf/systemd.service will be used as template)
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#
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# This will use the template ../conf/<templatename>.service
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# to generate a systemd config, by replacing the following keywords
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# with global variables that should be defined before calling
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# this helper :
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#
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# __APP__ by $app
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# __FINALPATH__ by $final_path
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#
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ynh_add_systemd_config () {
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# Declare an array to define the options of this helper.
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local legacy_args=st
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declare -Ar args_array=( [s]=service= [t]=template= )
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local service
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local template
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# Manage arguments with getopts
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ynh_handle_getopts_args "$@"
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local service="${service:-$app}"
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local template="${template:-systemd.service}"
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finalsystemdconf="/etc/systemd/system/$service.service"
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ynh_backup_if_checksum_is_different --file="$finalsystemdconf"
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sudo cp ../conf/$template "$finalsystemdconf"
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# To avoid a break by set -u, use a void substitution ${var:-}. If the variable is not set, it's simply set with an empty variable.
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# Substitute in a nginx config file only if the variable is not empty
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if test -n "${final_path:-}"; then
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ynh_replace_string --match_string="__FINALPATH__" --replace_string="$final_path" --target_file="$finalsystemdconf"
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fi
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if test -n "${app:-}"; then
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ynh_replace_string --match_string="__APP__" --replace_string="$app" --target_file="$finalsystemdconf"
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fi
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ynh_store_file_checksum --file="$finalsystemdconf"
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sudo chown root: "$finalsystemdconf"
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sudo systemctl enable $service
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sudo systemctl daemon-reload
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}
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# Remove the dedicated systemd config
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#
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# usage: ynh_remove_systemd_config [--service=service]
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# | arg: -s, --service - Service name (optionnal, $app by default)
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#
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ynh_remove_systemd_config () {
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# Declare an array to define the options of this helper.
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local legacy_args=s
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declare -Ar args_array=( [s]=service= )
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local service
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# Manage arguments with getopts
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ynh_handle_getopts_args "$@"
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local service="${service:-$app}"
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local finalsystemdconf="/etc/systemd/system/$service.service"
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if [ -e "$finalsystemdconf" ]; then
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ynh_systemd_action --service_name=$service --action=stop
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systemctl disable $service
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ynh_secure_remove --file="$finalsystemdconf"
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systemctl daemon-reload
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fi
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}
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# Create a dedicated nginx config
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#
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# usage: ynh_add_nginx_config "list of others variables to replace"
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#
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# | arg: list of others variables to replace separeted by a space
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# | for example : 'path_2 port_2 ...'
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#
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# This will use a template in ../conf/nginx.conf
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# __PATH__ by $path_url
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# __DOMAIN__ by $domain
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# __PORT__ by $port
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# __NAME__ by $app
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# __FINALPATH__ by $final_path
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#
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# And dynamic variables (from the last example) :
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# __PATH_2__ by $path_2
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# __PORT_2__ by $port_2
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#
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ynh_add_nginx_config () {
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finalnginxconf="/etc/nginx/conf.d/$domain.d/$app.conf"
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local others_var=${1:-}
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ynh_backup_if_checksum_is_different --file="$finalnginxconf"
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sudo cp ../conf/nginx.conf "$finalnginxconf"
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# To avoid a break by set -u, use a void substitution ${var:-}. If the variable is not set, it's simply set with an empty variable.
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# Substitute in a nginx config file only if the variable is not empty
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if test -n "${path_url:-}"; then
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# path_url_slash_less is path_url, or a blank value if path_url is only '/'
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local path_url_slash_less=${path_url%/}
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ynh_replace_string --match_string="__PATH__/" --replace_string="$path_url_slash_less/" --target_file="$finalnginxconf"
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ynh_replace_string --match_string="__PATH__" --replace_string="$path_url" --target_file="$finalnginxconf"
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fi
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if test -n "${domain:-}"; then
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ynh_replace_string --match_string="__DOMAIN__" --replace_string="$domain" --target_file="$finalnginxconf"
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fi
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if test -n "${port:-}"; then
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ynh_replace_string --match_string="__PORT__" --replace_string="$port" --target_file="$finalnginxconf"
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fi
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if test -n "${app:-}"; then
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ynh_replace_string --match_string="__NAME__" --replace_string="$app" --target_file="$finalnginxconf"
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fi
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if test -n "${final_path:-}"; then
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ynh_replace_string --match_string="__FINALPATH__" --replace_string="$final_path" --target_file="$finalnginxconf"
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fi
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# Replace all other variable given as arguments
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for var_to_replace in $others_var
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do
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# ${var_to_replace^^} make the content of the variable on upper-cases
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# ${!var_to_replace} get the content of the variable named $var_to_replace
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ynh_replace_string --match_string="__${var_to_replace^^}__" --replace_string="${!var_to_replace}" --target_file="$finalnginxconf"
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done
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if [ "${path_url:-}" != "/" ]
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then
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ynh_replace_string --match_string="^#sub_path_only" --replace_string="" --target_file="$finalnginxconf"
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else
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ynh_replace_string --match_string="^#root_path_only" --replace_string="" --target_file="$finalnginxconf"
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fi
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ynh_store_file_checksum --file="$finalnginxconf"
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ynh_systemd_action --service_name=nginx --action=reload
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}
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# Remove the dedicated nginx config
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#
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# usage: ynh_remove_nginx_config
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ynh_remove_nginx_config () {
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ynh_secure_remove --file="/etc/nginx/conf.d/$domain.d/$app.conf"
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ynh_systemd_action --service_name=nginx --action=reload
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}
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# Create a dedicated php-fpm config
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#
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# usage: ynh_add_fpm_config
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ynh_add_fpm_config () {
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# Configure PHP-FPM 7.0 by default
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local fpm_config_dir="/etc/php/7.0/fpm"
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local fpm_service="php7.0-fpm"
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# Configure PHP-FPM 5 on Debian Jessie
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if [ "$(ynh_get_debian_release)" == "jessie" ]; then
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fpm_config_dir="/etc/php5/fpm"
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fpm_service="php5-fpm"
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fi
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ynh_app_setting_set --app=$app --key=fpm_config_dir --value="$fpm_config_dir"
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ynh_app_setting_set --app=$app --key=fpm_service --value="$fpm_service"
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finalphpconf="$fpm_config_dir/pool.d/$app.conf"
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ynh_backup_if_checksum_is_different --file="$finalphpconf"
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sudo cp ../conf/php-fpm.conf "$finalphpconf"
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ynh_replace_string --match_string="__NAMETOCHANGE__" --replace_string="$app" --target_file="$finalphpconf"
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ynh_replace_string --match_string="__FINALPATH__" --replace_string="$final_path" --target_file="$finalphpconf"
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ynh_replace_string --match_string="__USER__" --replace_string="$app" --target_file="$finalphpconf"
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sudo chown root: "$finalphpconf"
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ynh_store_file_checksum --file="$finalphpconf"
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if [ -e "../conf/php-fpm.ini" ]
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then
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echo "Packagers ! Please do not use a separate php ini file, merge your directives in the pool file instead." >&2
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finalphpini="$fpm_config_dir/conf.d/20-$app.ini"
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ynh_backup_if_checksum_is_different "$finalphpini"
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sudo cp ../conf/php-fpm.ini "$finalphpini"
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sudo chown root: "$finalphpini"
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ynh_store_file_checksum "$finalphpini"
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fi
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ynh_systemd_action --service_name=$fpm_service --action=reload
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}
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# Remove the dedicated php-fpm config
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#
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# usage: ynh_remove_fpm_config
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ynh_remove_fpm_config () {
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local fpm_config_dir=$(ynh_app_setting_get --app=$app --key=fpm_config_dir)
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local fpm_service=$(ynh_app_setting_get --app=$app --key=fpm_service)
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# Assume php version 7 if not set
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if [ -z "$fpm_config_dir" ]; then
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fpm_config_dir="/etc/php/7.0/fpm"
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fpm_service="php7.0-fpm"
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fi
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ynh_secure_remove --file="$fpm_config_dir/pool.d/$app.conf"
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ynh_secure_remove --file="$fpm_config_dir/conf.d/20-$app.ini" 2>&1
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ynh_systemd_action --service_name=$fpm_service --action=reload
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}
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# Create a dedicated fail2ban config (jail and filter conf files)
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#
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# usage 1: ynh_add_fail2ban_config --logpath=log_file --failregex=filter [--max_retry=max_retry] [--ports=ports]
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# | arg: -l, --logpath= - Log file to be checked by fail2ban
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# | arg: -r, --failregex= - Failregex to be looked for by fail2ban
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# | arg: -m, --max_retry= - Maximum number of retries allowed before banning IP address - default: 3
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# | arg: -p, --ports= - Ports blocked for a banned IP address - default: http,https
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#
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# -----------------------------------------------------------------------------
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#
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# usage 2: ynh_add_fail2ban_config --use_template [--others_var="list of others variables to replace"]
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# | arg: -t, --use_template - Use this helper in template mode
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# | arg: -v, --others_var= - List of others variables to replace separeted by a space
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# | for example : 'var_1 var_2 ...'
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#
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# This will use a template in ../conf/f2b_jail.conf and ../conf/f2b_filter.conf
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# __APP__ by $app
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#
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# You can dynamically replace others variables by example :
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# __VAR_1__ by $var_1
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# __VAR_2__ by $var_2
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#
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# Generally your template will look like that by example (for synapse):
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#
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# f2b_jail.conf:
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# [__APP__]
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# enabled = true
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# port = http,https
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# filter = __APP__
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# logpath = /var/log/__APP__/logfile.log
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# maxretry = 3
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#
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# f2b_filter.conf:
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# [INCLUDES]
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# before = common.conf
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# [Definition]
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#
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# # Part of regex definition (just used to make more easy to make the global regex)
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# __synapse_start_line = .? \- synapse\..+ \-
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#
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# # Regex definition.
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# failregex = ^%(__synapse_start_line)s INFO \- POST\-(\d+)\- <HOST> \- \d+ \- Received request\: POST /_matrix/client/r0/login\??<SKIPLINES>%(__synapse_start_line)s INFO \- POST\-\1\- Got login request with identifier: \{u'type': u'm.id.user', u'user'\: u'(.+?)'\}, medium\: None, address: None, user\: u'\5'<SKIPLINES>%(__synapse_start_line)s WARNING \- \- (Attempted to login as @\5\:.+ but they do not exist|Failed password login for user @\5\:.+)$
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#
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# ignoreregex =
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#
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# -----------------------------------------------------------------------------
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#
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# Note about the "failregex" option:
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# regex to match the password failure messages in the logfile. The
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# host must be matched by a group named "host". The tag "<HOST>" can
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# be used for standard IP/hostname matching and is only an alias for
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# (?:::f{4,6}:)?(?P<host>[\w\-.^_]+)
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#
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# You can find some more explainations about how to make a regex here :
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# https://www.fail2ban.org/wiki/index.php/MANUAL_0_8#Filters
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#
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# Note that the logfile need to exist before to call this helper !!
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#
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# To validate your regex you can test with this command:
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# fail2ban-regex /var/log/YOUR_LOG_FILE_PATH /etc/fail2ban/filter.d/YOUR_APP.conf
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#
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ynh_add_fail2ban_config () {
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# Declare an array to define the options of this helper.
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local legacy_args=lrmptv
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declare -Ar args_array=( [l]=logpath= [r]=failregex= [m]=max_retry= [p]=ports= [t]=use_template [v]=others_var=)
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local logpath
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local failregex
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local max_retry
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local ports
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local others_var
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local use_template
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# Manage arguments with getopts
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ynh_handle_getopts_args "$@"
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use_template="${use_template:-0}"
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max_retry=${max_retry:-3}
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ports=${ports:-http,https}
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finalfail2banjailconf="/etc/fail2ban/jail.d/$app.conf"
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finalfail2banfilterconf="/etc/fail2ban/filter.d/$app.conf"
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ynh_backup_if_checksum_is_different "$finalfail2banjailconf"
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ynh_backup_if_checksum_is_different "$finalfail2banfilterconf"
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if [ $use_template -eq 1 ]
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then
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# Usage 2, templates
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cp ../conf/f2b_jail.conf $finalfail2banjailconf
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cp ../conf/f2b_filter.conf $finalfail2banfilterconf
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if [ -n "${app:-}" ]
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then
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ynh_replace_string "__APP__" "$app" "$finalfail2banjailconf"
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ynh_replace_string "__APP__" "$app" "$finalfail2banfilterconf"
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fi
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# Replace all other variable given as arguments
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for var_to_replace in ${others_var:-}; do
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# ${var_to_replace^^} make the content of the variable on upper-cases
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# ${!var_to_replace} get the content of the variable named $var_to_replace
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ynh_replace_string --match_string="__${var_to_replace^^}__" --replace_string="${!var_to_replace}" --target_file="$finalfail2banjailconf"
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ynh_replace_string --match_string="__${var_to_replace^^}__" --replace_string="${!var_to_replace}" --target_file="$finalfail2banfilterconf"
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done
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else
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# Usage 1, no template. Build a config file from scratch.
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test -n "$logpath" || ynh_die "ynh_add_fail2ban_config expects a logfile path as first argument and received nothing."
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test -n "$failregex" || ynh_die "ynh_add_fail2ban_config expects a failure regex as second argument and received nothing."
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tee $finalfail2banjailconf <<EOF
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[$app]
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enabled = true
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port = $ports
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filter = $app
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logpath = $logpath
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maxretry = $max_retry
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EOF
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tee $finalfail2banfilterconf <<EOF
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[INCLUDES]
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before = common.conf
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[Definition]
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failregex = $failregex
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ignoreregex =
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EOF
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fi
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# Common to usage 1 and 2.
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ynh_store_file_checksum "$finalfail2banjailconf"
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ynh_store_file_checksum "$finalfail2banfilterconf"
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systemctl try-reload-or-restart fail2ban
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local fail2ban_error="$(journalctl -u fail2ban | tail -n50 | grep "WARNING.*$app.*")"
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if [[ -n "$fail2ban_error" ]]; then
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|
ynh_print_err --message="Fail2ban failed to load the jail for $app"
|
|
ynh_print_warn --message="${fail2ban_error#*WARNING}"
|
|
fi
|
|
}
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|
|
|
# Remove the dedicated fail2ban config (jail and filter conf files)
|
|
#
|
|
# usage: ynh_remove_fail2ban_config
|
|
ynh_remove_fail2ban_config () {
|
|
ynh_secure_remove "/etc/fail2ban/jail.d/$app.conf"
|
|
ynh_secure_remove "/etc/fail2ban/filter.d/$app.conf"
|
|
systemctl try-reload-or-restart fail2ban
|
|
}
|