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54 lines
1.3 KiB
54 lines
1.3 KiB
#!/bin/sh
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set -e
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# POSIX-compliant maint function recommend by devref
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# to check for the existence of a command
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# https://www.debian.org/doc/manuals/developers-reference/ch06.html#bpp-debian-maint-scripts
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pathfind() {
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OLDIFS="$IFS"
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IFS=:
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for p in $PATH; do
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if [ -x "$p/$*" ]; then
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IFS="$OLDIFS"
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return 0
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fi
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done
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IFS="$OLDIFS"
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return 1
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}
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case "$1" in
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configure|reconfigure)
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if pathfind setcap; then
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if ! setcap \
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cap_net_bind_service+ep /usr/bin/ss-local \
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cap_net_bind_service,cap_net_admin+ep /usr/bin/ss-redir \
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cap_net_bind_service+ep /usr/bin/ss-server \
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cap_net_bind_service+ep /usr/bin/ss-tunnel; then
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echo "Failed to set capabilities; ss-* will only be runnable by root."
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fi
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else
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echo "setcap not installed; ss-* will only be runnable by root."
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fi
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if [ ! -f /etc/shadowsocks-libev/config.json ]; then
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set +e
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passwd=$(perl -e 'print map{("a".."z","A".."Z",0..9)[int(rand(62))]}(1..12)')
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set -e
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mkdir -p /etc/shadowsocks-libev
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sed "s/barfoo!/$passwd/" /usr/share/shadowsocks-libev/config.json \
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> /etc/shadowsocks-libev/config.json
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fi
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;;
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abort-upgrade|abort-remove|abort-deconfigure)
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exit 0
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;;
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*)
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echo "postinst called with unknown argument \`$1'" >&2
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exit 0
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;;
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esac
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#DEBHELPER#
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exit 0
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