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VestaCP/bin/v_backup_user
Serghey Rodin 87fcc5d83b Added documentations for USER functions.
2012-01-10 17:10:18 +02:00

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#!/bin/bash
# info: backup system user with all its objects
# options: user
#
# The call is used for backing up user with all its domains and databases.
#----------------------------------------------------------#
# Variable&Function #
#----------------------------------------------------------#
# Argument defenition
user=$1
# Importing variables
source $VESTA/conf/vars.conf
source $V_CONF/vesta.conf
source $V_FUNC/shared.func
source $V_FUNC/domain.func
source $V_FUNC/db.func
#----------------------------------------------------------#
# Verifications #
#----------------------------------------------------------#
# Checking arg number
check_args '1' "$#" 'user'
# Checking argument format
format_validation 'user'
# Checking backup system is enabled
is_system_enabled 'backup'
# Checking user
is_user_valid
# Checking user backups
is_backup_enabled
# Checking load averages
la=$(cat /proc/loadavg |cut -f 1 -d ' '|cut -f 1 -d '.')
i=0
while [ "$la" -ge "$V_BACKUP_LA_LIMIT" ]; do
echo "$(date "+%F %T") Load Average $la"
echo
sleep 60
if [ "$i" -ge "15" ]; then
echo "Error: LA is too high"
log_event 'debug' "$E_LA $V_EVENT"
exit $E_LA
fi
(( ++i))
done
#----------------------------------------------------------#
# Action #
#----------------------------------------------------------#
# Get current time
start_time=$(date '+%s')
# Creating temporary random directory
tmpdir=$(mktemp -p $V_BACKUP -d)
# Prinitng status
echo "$(date "+%F %T") System backup for user $user"
echo "TMPDIR is $tmpdir"
echo
# Addding backup and vesta version
echo "1.0" > $tmpdir/backup_version
echo "$VERSION" > $tmpdir/vesta_version
# Vesta
echo "-- VESTA --"
vst='yes'
mkdir $tmpdir/vesta
# Backingup vesta configs
echo -e "$(date "+%F %T") user.conf"
cp -r $V_USERS/$user/user.conf $tmpdir/vesta/
if [ -e "$V_USERS/$user/billing.log" ]; then
echo -e "$(date "+%F %T") billing.log"
cp -r $V_USERS/$user/billing.log $tmpdir/vesta/
fi
if [ -e "$V_USERS/$user/history.log" ]; then
echo -e "$(date "+%F %T") history.log"
cp -r $V_USERS/$user/history.log $tmpdir/vesta/
fi
if [ -e "$V_USERS/$user/backup.excludes" ]; then
echo -e "$(date "+%F %T") backup.excludes"
cp -r $V_USERS/$user/backup.excludes $tmpdir/vesta/
fi
echo
# PAM
echo "-- PAM --"
pam='yes'
mkdir $tmpdir/pam
echo -e "$(date "+%F %T") passwd / shadow /group"
grep "^$user:" /etc/passwd > $tmpdir/pam/passwd
grep "^$user:" /etc/shadow > $tmpdir/pam/shadow
grep "^$user:" /etc/group > $tmpdir/pam/group
echo
# Checking excludes
OLD_IFS="$IFS"
IFS=$'\n'
if [ -e "$V_USERS/$user/backup.excludes" ]; then
echo "-- Excludes --"
for exclude in $(cat $V_USERS/$user/backup.excludes); do
echo -e "$exclude"
# Indirect variable references (a bit of black magic)
eval ${exclude%%=*}=${exclude#*=}
done
echo
fi
IFS="$OLD_IFS"
# WEB domains
if [ ! -z "$WEB_SYSTEM" ] && [ "$WEB_SYSTEM" != 'no' ] && [ "$WEB" != '*' ]
then
echo "-- WEB --"
mkdir $tmpdir/web/
# Parsing unsuspeneded domains
conf="$V_USERS/$user/web.conf"
field='$DOMAIN'
search_string='DOMAIN='
domains=$(dom_clear_search)
domain_list=''
# Cleaning excludes
for domain in $domains; do
check_exl=$(echo "$WEB"|grep -w $domain)
if [ -z "$check_exl" ]; then
web_list="$web_list $domain"
fi
done
web_list=$(echo "$web_list" | sed -e "s/ */\ /g" -e "s/^ //")
for domain in $web_list; do
echo -e "$(date "+%F %T") $domain"
# Building directory tree
mkdir -p $tmpdir/web/$domain/conf
mkdir -p $tmpdir/web/$domain/ssl
# Defining domain variables
domain_idn=$(idn -t --quiet -a "$domain")
get_web_domain_values
# Packing data folders
cd $V_HOME/$user/web/$domain
tar -cf $tmpdir/web/$domain/$domain.tar \
public_html public_shtml private document_errors cgi-bin stats
# Creating web.config
cd $tmpdir/web/$domain/
conf="$V_USERS/$user/web.conf"
grep "DOMAIN='$domain'" $conf > conf/web.conf
# Apache config
if [ "$WEB_SYSTEM" = 'apache' ]; then
# Parsing httpd.conf
tpl_file="$V_WEBTPL/apache_$TPL.tpl"
conf="$V_HOME/$user/conf/httpd.conf"
get_web_config_brds
sed -n "$top_line,$bottom_line p" $conf > conf/httpd.conf
# SSL check
if [ "$SSL" = 'yes' ]; then
tpl_file="$V_WEBTPL/apache_$TPL.stpl"
conf="$V_HOME/$user/conf/shttpd.conf"
get_web_config_brds
sed -n "$top_line,$bottom_line p" $conf > conf/shttpd.conf
fi
fi
# Nginx config
if [ ! -z "$NGINX" ] ; then
tpl_file="$V_WEBTPL/ngingx_vhost_$NGINX.tpl"
conf="$V_HOME/$user/conf/nginx.conf"
get_web_config_brds
sed -n "$top_line,$bottom_line p" $conf > conf/nginx.conf
# SSL check
if [ "$SSL" = 'yes' ] ; then
tpl_file="$V_WEBTPL/ngingx_vhost_$NGINX.stpl"
conf="$V_HOME/$user/conf/snginx.conf"
get_web_config_brds
sed -n "$top_line,$bottom_line p" $conf > conf/snginx.conf
fi
fi
# Suplemental configs
for sconfig in $(ls $V_HOME/$user/conf/|grep ".$domain.conf"); do
cp $V_HOME/$user/conf/$sconfig conf/
done
# SSL Certificates
if [ "$SSL" = 'yes' ] ; then
cp $V_HOME/$user/conf/ssl.$domain.* ssl/
fi
tar -rf $tmpdir/web/$domain/$domain.tar conf ssl
mv $tmpdir/web/$domain/$domain.tar $tmpdir/web/
rm -rf $tmpdir/web/$domain
if [ ! -z "$V_BACKUP_GZIP" ]; then
gzip -$V_BACKUP_GZIP $tmpdir/web/$domain.tar
fi
done
echo
fi
# DNS domains
if [ ! -z "$DNS_SYSTEM" ] && [ "$DNS_SYSTEM" != 'no' ] && [ "$DNS" != '*' ]
then
echo "-- DNS --"
mkdir $tmpdir/dns/
# Parsing unsuspeneded domains
conf="$V_USERS/$user/dns.conf"
field='$DOMAIN'
search_string='DOMAIN='
domains=$(dom_clear_search)
# Cleaning excludes
for domain in $domains; do
check_exl=$(echo "$DNS"|grep -w $domain)
if [ -z "$check_exl" ]; then
dns_list="$dns_list $domain"
fi
done
dns_list=$(echo "$dns_list" | sed -e "s/ */\ /g" -e "s/^ //")
for domain in $dns_list; do
echo -e "$(date "+%F %T") $domain"
# Building directory tree
mkdir $tmpdir/dns/$domain
# Creating dns_domains config
cd $tmpdir/dns/$domain/
conf="$V_USERS/$user/dns.conf"
grep "DOMAIN='$domain'" $conf > dns.conf
# Backingup dns recods
cp $V_USERS/$user/dns/$domain $domain
cp /etc/namedb/$domain.db $domain.db
done
echo
fi
# Mail domains
# TBD
# DatbaBases
if [ ! -z "$DB_SYSTEM" ] && [ "$DB_SYSTEM" != 'no' ] && [ "$DB" != '*' ]; then
echo "-- DB --"
mkdir $tmpdir/db/
# Parsing unsuspeneded domains
conf="$V_USERS/$user/db.conf"
field='$DB'
search_string='DB='
dbs=$(dom_clear_search)
# Cleaning excludes
for database in $dbs; do
check_exl=$(echo "$DB"|grep -w $database)
if [ -z "$check_exl" ]; then
db_list="$db_list $database"
fi
done
db_list=$(echo "$db_list" | sed -e "s/ */\ /g" -e "s/^ //")
for database in $db_list; do
type=$(get_db_value '$TYPE')
host=$(get_db_value '$HOST')
db_user=$(get_db_value '$USER')
dump="$tmpdir/db/$database.$type.sql"
grants="$tmpdir/db/$database.$type.$db_user"
echo -e "$(date "+%F %T") $database $type"
case $type in
mysql) dump_db_mysql ;;
pgsql) dump_db_pgsql ;;
esac
if [ ! -z "$V_BACKUP_GZIP" ]; then
gzip -$V_BACKUP_GZIP $dump
fi
done
echo
fi
# Cron jobs
if [ ! -z "$CRON_SYSTEM" ] && [ "$CRON_SYSTEM" != 'no' ] && [ "$CRON" != '*' ]
then
echo "-- CRON --"
mkdir $tmpdir/cron/
# Backingup cron recods
echo -e "$(date "+%F %T") cron.conf"
cp $V_USERS/$user/cron.conf $tmpdir/cron/
echo -e "$(date "+%F %T") system cron"
if [ -e "/var/spool/cron/$user" ]; then
cron_list='yes'
cp /var/spool/cron/$user $tmpdir/cron/
fi
echo
fi
# Get backup size
size="$(du -shm $tmpdir | cut -f 1)"
# Get current time
end_time=$(date '+%s')
# Defining local storage function
local_backup(){
echo "-- STORAGE --"
echo -e "$(date "+%F %T") ARCHIVE $V_BACKUP/$user.$V_DATE.tar"
# Removing dublicate for this day
if [ -e "$V_BACKUP/$user.$V_DATE.tar" ]; then
deprecated="$V_DATE"
echo -e "Deleting old backup for $V_DATE"
rm -f $V_BACKUP/$user.$V_DATE.tar
fi
# Checking retention
backup_list=$(ls -lrt $V_BACKUP/ | awk '{print $9}' |grep "^$user\.")
backups_count=$(echo "$backup_list" | wc -l)
if [ "$BACKUPS" -le "$backups_count" ]; then
backups_rm_number=$((backups_count - BACKUPS))
(( ++backups_rm_number))
for backup in $(echo "$backup_list" | head -n $backups_rm_number); do
# Removing old backup
backup_date=$(echo $backup | sed -e "s/$user.//" -e "s/.tar$//")
deprecated="$deprecated $backup_date"
echo -e "\tDeleteing old backup for $backup_date"
rm -f $V_BACKUP/$backup
done
fi
# Checking disk space
disk_usage=$(df $V_BACKUP | awk '{print $5}'|tail -n1|cut -f 1 -d '%')
if [ "$disk_usage" -ge "$V_BACKUP_DISK_LIMIT" ]; then
echo "Error: Not enough disk space"
log_event 'debug' "$E_DISK $V_EVENT"
exit $E_DISK
fi
# Creating final tarball
cd $tmpdir
tar -cf $V_BACKUP/$user.$V_DATE.tar .
chmod 640 $V_BACKUP/$user.$V_DATE.tar
chown root:$user $V_BACKUP/$user.$V_DATE.tar
localbackup='yes'
echo
}
# Defining ftp command function
ftpc() {
ftp -n $HOST $PORT <<EOF
quote USER $USERNAME
quote PASS $PASSWORD
binary
cd $BPATH
$1
quit
EOF
}
# Defining ftp storage function
ftp_backup(){
echo "-- FTP --"
# Checking config
source $V_CONF/ftp.backup.conf
if [ -z "$HOST" ] || [ -z "$USERNAME" ] || [ -z "$PASSWORD" ] ||\
[ -z "$BPATH" ]; then
echo "Error: Parsing error"
log_event 'debug' "$E_PARSING $V_EVENT"
exit $E_PARSING
fi
# Debug info
echo -ne "$(date "+%F %T") "
echo -e "ftp://$USERNAME@$HOST$BPATH/$user.$V_DATE.tar"
# Checking ftp permission
ftmpdir=$(mktemp -u -p $BPATH)
command="mkdir $ftmpdir
ls $ftmpdir
rm $ftmpdir"
if [ ! -z "$(ftpc "$command")" ] ; then
echo "Error: FTP error"
log_event 'debug' "$E_FTP $V_EVENT"
exit $E_FTP
fi
# Checking retention
backup_list=$(ftpc "ls" |awk '{print $9}' |grep "^$user\.")
backups_count=$(echo "$backup_list" | wc -l)
if [ "$backups_count" -ge "$BACKUPS" ]; then
backups_rm_number=$((backups_count - BACKUPS + 1))
for backup in $(echo "$backup_list" | head -n $backups_rm_number); do
backup_date=$(echo $backup | sed -e "s/$user.//" -e "s/.tar$//")
deprecated="$deprecated $backup"
echo -e "\tDeleteing old backup for $backup_date"
ftpc "delete $backup"
done
fi
# Uploading backup archive
if [ "$localbackup" = 'yes' ]; then
cd $V_BACKUP
ftpc "put $user.$V_DATE.tar"
else
cd $tmpdir
tar -cf $V_BACKUP/$user.$V_DATE.tar .
cd $V_BACKUP/
ftpc "put $user.$V_DATE.tar"
rm -f $user.$V_DATE.tar
fi
echo
}
# Switching on backup system types
for backup_type in $(echo -e "${BACKUP_SYSTEM//,/\n}"); do
case $backup_type in
local) local_backup ;;
ftp) ftp_backup ;;
esac
done
# Removing tmpdir
cd /
rm -rf $tmpdir
# Calculation run time
run_time=$((end_time - start_time))
run_time=$((run_time / 60))
current_time=$(date "+%T")
if [ "$run_time" -lt 1 ]; then
run_time=1
fi
min=miutes
if [ "$run_time" -eq 1 ]; then
min=minute
fi
echo "$(date "+%F %T") Backup took $run_time $min"
echo
echo
#----------------------------------------------------------#
# Vesta #
#----------------------------------------------------------#
# Deleting old backup records
for backup_record in $deprecated; do
if [ -e "$V_USERS/$user/backup.conf" ]; then
sed -i "/DATE='$backup_record/d" $V_USERS/$user/backup.conf
fi
done
# Concatenating string
backup_str="DATE='$V_DATE' TIME='$current_time' RUNTIME='$run_time'"
backup_str="$backup_str TYPE='$BACKUP_SYSTEM' SIZE='$size'"
backup_str="$backup_str VESTA='$vst'"
backup_str="$backup_str PAM='$pam'"
backup_str="$backup_str WEB='${web_list// /,}'"
backup_str="$backup_str DNS='${dns_list// /,}'"
backup_str="$backup_str MAIL='${mail_list// /,}'"
backup_str="$backup_str DB='${db_list// /,}'"
backup_str="$backup_str CRON='$cron_list'"
echo "$backup_str" >> $V_USERS/$user/backup.conf
# Logging
log_event 'system' "$V_EVENT"
exit
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