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96 lines
2.9 KiB
96 lines
2.9 KiB
2 years ago
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#!/bin/bash
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# info: change firewall rule
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# options: RULE ACTION IP PORT [PROTOCOL] [COMMENT]
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#
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# example: v-change-firewall-rule 3 ACCEPT 5.188.123.17 443
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#
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# This function is used for changing existing firewall rule.
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# It fully replace rule with new one but keeps same id.
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#----------------------------------------------------------#
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# Variables & Functions #
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#----------------------------------------------------------#
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# Argument definition
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rule=$1
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action=$(echo $2 | tr '[:lower:]' '[:upper:]')
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ip=$3
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port_ext=$4
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protocol=${5-TCP}
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protocol=$(echo $protocol | tr '[:lower:]' '[:upper:]')
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comment=$6
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# Includes
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# shellcheck source=/etc/hestiacp/hestia.conf
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source /etc/hestiacp/hestia.conf
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# shellcheck source=/usr/local/hestia/func/main.sh
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source $HESTIA/func/main.sh
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# load config file
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source_conf "$HESTIA/conf/hestia.conf"
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# Sort function
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sort_fw_rules() {
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cat $HESTIA/data/firewall/rules.conf \
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| sort -n -k 2 -t \' > $HESTIA/data/firewall/rules.conf.tmp
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mv -f $HESTIA/data/firewall/rules.conf.tmp \
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$HESTIA/data/firewall/rules.conf
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}
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#----------------------------------------------------------#
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# Verifications #
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#----------------------------------------------------------#
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check_args '4' "$#" 'RULE ACTION IP PORT [PROTOCOL] [COMMENT]'
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is_format_valid 'rule' 'action' 'protocol' 'port_ext'
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if [ ! -z "$comment" ]; then
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is_format_valid 'comment'
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fi
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is_system_enabled "$FIREWALL_SYSTEM" 'FIREWALL_SYSTEM'
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is_object_valid '../../data/firewall/rules' 'RULE' "$rule"
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if [[ "$ip" =~ ^ipset: ]]; then
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ipset_name="${ip#ipset:}"
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$BIN/v-list-firewall-ipset plain | grep "^$ipset_name\s" > /dev/null
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check_result $? 'ipset object not found' "$E_NOTEXIST"
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else
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is_format_valid 'ip'
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fi
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# Perform verification if read-only mode is enabled
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check_hestia_demo_mode
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#----------------------------------------------------------#
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# Action #
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#----------------------------------------------------------#
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# Generating timestamp
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time_n_date=$(date +'%T %F')
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time=$(echo "$time_n_date" | cut -f 1 -d \ )
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date=$(echo "$time_n_date" | cut -f 2 -d \ )
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# Concatenating firewall rule
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str="RULE='$rule' ACTION='$action' PROTOCOL='$protocol' PORT='$port_ext'"
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str="$str IP='$ip' COMMENT='$comment' SUSPENDED='no'"
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str="$str TIME='$time' DATE='$date'"
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# Deleting old rule
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sed -i "/RULE='$rule' /d" $HESTIA/data/firewall/rules.conf
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# Adding new
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echo "$str" >> $HESTIA/data/firewall/rules.conf
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# Sorting firewall rules by id number
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sort_fw_rules
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# Updating system firewall
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$BIN/v-update-firewall
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#----------------------------------------------------------#
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# Hestia #
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#----------------------------------------------------------#
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# Logging
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$BIN/v-log-action "system" "Info" "Firewall" "Firewall rule changed (Rule: $rule, Action: $action, Protocol: $protocol, Port: $port_ext)."
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log_event "$OK" "$ARGUMENTS"
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exit
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