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Refactor wireguardConfigGenerator.sh

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Stephen Seo 2021-05-12 20:19:06 +09:00
parent 9bb261d364
commit d99c70fc78
1 changed files with 13 additions and 2 deletions
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15
wireguardConfigGenerator.sh
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@ -11,6 +11,7 @@ function print_help {
echo "-h - prints this help" echo "-h - prints this help"
echo "-n <name> - gives a name to the config" echo "-n <name> - gives a name to the config"
echo "-c <count> - number of clients to generate for" echo "-c <count> - number of clients to generate for"
echo "-s <ipv4_second> - sets the second byte of the ipv4"
echo "-i <ipv4_third> - sets the third byte of the ipv4" echo "-i <ipv4_third> - sets the third byte of the ipv4"
echo "-e <endpoint> - ip address or domain name (required)" echo "-e <endpoint> - ip address or domain name (required)"
echo "-p <port> - listen port of server (defaults to 50000)" echo "-p <port> - listen port of server (defaults to 50000)"
@ -21,7 +22,7 @@ function print_help {
WGNAME="wg$(date | sha1sum | head -c 8)" WGNAME="wg$(date | sha1sum | head -c 8)"
CLIENT_COUNT=1 CLIENT_COUNT=1
IPV4_FIRST=10 IPV4_FIRST=10
IPV4_SECOND=8 IPV4_SECOND=8 # this can be modified with "-s <integer>"
IPV4_THIRD=0 # this can be modified with "-i <integer>" IPV4_THIRD=0 # this can be modified with "-i <integer>"
# IPV4_FOURTH is generated automatically. Server starts with 1, and clients increment afterward. # IPV4_FOURTH is generated automatically. Server starts with 1, and clients increment afterward.
SERVER_ENDPOINT="REQUIRED" SERVER_ENDPOINT="REQUIRED"
@ -30,7 +31,7 @@ ENABLE_PERSISTENT_KEEPALIVE=0
CONFIG_OUTPUT_DIRECTORY="REQUIRED" CONFIG_OUTPUT_DIRECTORY="REQUIRED"
# OPTARG # OPTARG
while getopts 'hn:c:i:e:p:ko:' opt; do while getopts 'hn:c:s:i:e:p:ko:' opt; do
if [ "$opt" == "?" ]; then if [ "$opt" == "?" ]; then
print_help print_help
exit 1 exit 1
@ -41,8 +42,18 @@ while getopts 'hn:c:i:e:p:ko:' opt; do
WGNAME="$OPTARG" WGNAME="$OPTARG"
elif [ "$opt" == "c" ]; then elif [ "$opt" == "c" ]; then
CLIENT_COUNT="$OPTARG" CLIENT_COUNT="$OPTARG"
elif [ "$opt" == "s" ]; then
IPV4_SECOND="$OPTARG"
if (($IPV4_SECOND < 0 || $IPV4_SECOND > 255)); then
echo "ERROR: IPV4_SECOND is out of range of a byte"
exit 7
fi
elif [ "$opt" == "i" ]; then elif [ "$opt" == "i" ]; then
IPV4_THIRD="$OPTARG" IPV4_THIRD="$OPTARG"
if (($IPV4_THIRD < 0 || $IPV4_THIRD > 255)); then
echo "ERROR: IPV4_THIRD is out of range of a byte"
exit 8
fi
elif [ "$opt" == "e" ]; then elif [ "$opt" == "e" ]; then
SERVER_ENDPOINT="$OPTARG" SERVER_ENDPOINT="$OPTARG"
elif [ "$opt" == "p" ]; then elif [ "$opt" == "p" ]; then