mirror of
https://github.com/myvesta/vesta.git
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95 lines
2.5 KiB
Bash
Executable File
95 lines
2.5 KiB
Bash
Executable File
#!/bin/bash
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# info: add firewall rule
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# options: ACTION IP PORT [PROTOCOL] [COMMENT] [RULE]
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#
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# The function adds new rule to system firewall
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#----------------------------------------------------------#
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# Variable&Function #
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#----------------------------------------------------------#
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# Importing system variables
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source /etc/profile
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# Argument definition
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action=$(echo $1|tr '[:lower:]' '[:upper:]')
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ip=$2
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port_ext=$3
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protocol=${4-TCP}
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protocol=$(echo $protocol|tr '[:lower:]' '[:upper:]')
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comment=$5
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rule=$6
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# Includes
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source $VESTA/func/main.sh
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source $VESTA/conf/vesta.conf
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# Get next firewall rule id
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get_next_fw_rule() {
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if [ -z "$rule" ]; then
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curr_str=$(grep "RULE=" $VESTA/data/firewall/rules.conf |\
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cut -f 2 -d \' | sort -n | tail -n1)
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rule="$((curr_str +1))"
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fi
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}
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sort_fw_rules() {
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cat $VESTA/data/firewall/rules.conf |\
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sort -n -k 2 -t \' > $VESTA/data/firewall/rules.conf.tmp
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mv -f $VESTA/data/firewall/rules.conf.tmp \
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$VESTA/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 '3' "$#" 'ACTION IP PORT [PROTOCOL] [COMMENT] [RULE]'
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is_format_valid 'action' 'protocol' 'port_ext' 'ip'
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is_system_enabled "$FIREWALL_SYSTEM" 'FIREWALL_SYSTEM'
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get_next_fw_rule
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is_format_valid 'rule'
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is_object_new '../../data/firewall/rules' 'RULE' "$rule"
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if [ ! -z "$comment" ]; then
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is_format_valid 'comment'
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fi
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#----------------------------------------------------------#
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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 "$time_n_date" |cut -f 2 -d \ )
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# Concatenating rule
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str="RULE='$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='$date'"
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# Adding to config
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echo "$str" >> $VESTA/data/firewall/rules.conf
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# Changing permissions
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chmod 660 $VESTA/data/firewall/rules.conf
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# Sorting firewall rules by id number
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sort_fw_rules
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# Updating system firewall
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$BIN/v-update-firewall
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#----------------------------------------------------------#
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# Vesta #
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#----------------------------------------------------------#
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# Logging
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log_event "$OK" "$ARGUMENTS"
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exit
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