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#!/bin/sh
set -e
# POSIX-compliant maint function recommend by devref
# to check for the existence of a command
# https://www.debian.org/doc/manuals/developers-reference/ch06.html#bpp-debian-maint-scripts
pathfind() {
OLDIFS="$IFS"
IFS=:
for p in $PATH; do
if [ -x "$p/$*" ]; then
IFS="$OLDIFS"
return 0
fi
done
IFS="$OLDIFS"
return 1
}
case "$1" in
configure|reconfigure)
if pathfind setcap; then
if ! setcap \
cap_net_bind_service+ep /usr/bin/v2ray; then
echo "Failed to set capabilities; v2ray will only be able to start by root."
fi
else
echo "setcap not installed; v2ray will only be able to start by root."
fi
if [ ! -f /etc/v2ray/config.json ]; then
set +e
uuid="$(cat '/proc/sys/kernel/random/uuid')"
set -e
mkdir -p /etc/v2ray
sed "s/23ad6b10-8d1a-40f7-8ad0-e3e35cd38297/${uuid}/g" \
/usr/share/v2ray/config_vmess.json \
> /etc/v2ray/config.json
fi
;;
abort-upgrade|abort-remove|abort-deconfigure)
exit 0
;;
*)
echo "postinst called with unknown argument \`$1'" >&2
exit 0
;;
esac
#DEBHELPER#
exit 0
|
