Refactor wireguardConfigGenerator.sh
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1 changed files with 13 additions and 2 deletions
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@ -11,6 +11,7 @@ function print_help {
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echo "-h - prints this help"
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echo "-n <name> - gives a name to the config"
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echo "-c <count> - number of clients to generate for"
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echo "-s <ipv4_second> - sets the second byte of the ipv4"
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echo "-i <ipv4_third> - sets the third byte of the ipv4"
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echo "-e <endpoint> - ip address or domain name (required)"
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echo "-p <port> - listen port of server (defaults to 50000)"
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@ -21,7 +22,7 @@ function print_help {
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WGNAME="wg$(date | sha1sum | head -c 8)"
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CLIENT_COUNT=1
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IPV4_FIRST=10
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IPV4_SECOND=8
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IPV4_SECOND=8 # this can be modified with "-s <integer>"
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IPV4_THIRD=0 # this can be modified with "-i <integer>"
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# IPV4_FOURTH is generated automatically. Server starts with 1, and clients increment afterward.
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SERVER_ENDPOINT="REQUIRED"
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@ -30,7 +31,7 @@ ENABLE_PERSISTENT_KEEPALIVE=0
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CONFIG_OUTPUT_DIRECTORY="REQUIRED"
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# OPTARG
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while getopts 'hn:c:i:e:p:ko:' opt; do
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while getopts 'hn:c:s:i:e:p:ko:' opt; do
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if [ "$opt" == "?" ]; then
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print_help
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exit 1
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@ -41,8 +42,18 @@ while getopts 'hn:c:i:e:p:ko:' opt; do
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WGNAME="$OPTARG"
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elif [ "$opt" == "c" ]; then
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CLIENT_COUNT="$OPTARG"
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elif [ "$opt" == "s" ]; then
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IPV4_SECOND="$OPTARG"
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if (($IPV4_SECOND < 0 || $IPV4_SECOND > 255)); then
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echo "ERROR: IPV4_SECOND is out of range of a byte"
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exit 7
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fi
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elif [ "$opt" == "i" ]; then
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IPV4_THIRD="$OPTARG"
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if (($IPV4_THIRD < 0 || $IPV4_THIRD > 255)); then
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echo "ERROR: IPV4_THIRD is out of range of a byte"
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exit 8
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fi
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elif [ "$opt" == "e" ]; then
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SERVER_ENDPOINT="$OPTARG"
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elif [ "$opt" == "p" ]; then
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