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https://github.com/Kicksecure/security-misc.git
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63 lines
1.6 KiB
Bash
63 lines
1.6 KiB
Bash
#!/bin/bash
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## Copyright (C) 2012 - 2019 ENCRYPTED SUPPORT LP <adrelanos@riseup.net>
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## See the file COPYING for copying conditions.
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if [ -f /usr/lib/helper-scripts/pre.bsh ]; then
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source /usr/lib/helper-scripts/pre.bsh
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fi
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set -e
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true "
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#####################################################################
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## INFO: BEGIN: $DPKG_MAINTSCRIPT_PACKAGE $DPKG_MAINTSCRIPT_NAME $@
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#####################################################################
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"
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if [ "$1" = "install" ]; then
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sudo_users="$(getent group sudo | cut -d: -f4)"
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## example sudo_users:
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## user,root
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OLD_IFS="$IFS"
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IFS=","
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export IFS
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for user_with_sudo in $sudo_users ; do
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if [ "$user_with_sudo" = "root" ]; then
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## root login is also restricted.
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## Therefore user "root" being member of group "sudo" is
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## considered insufficient.
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continue
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fi
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are_there_any_sudo_users=yes
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break
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done
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IFS="$OLD_IFS"
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export IFS
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## Prevent users from locking themselves out.
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## https://forums.whonix.org/t/is-security-misc-suitable-for-hardening-bridges-and-relays/8299/4
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if [ ! "$are_there_any_sudo_users" = "yes" ]; then
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echo "$0: ERROR: No user is a member of group 'sudo'. Installation aborted." >&2
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exit 200
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fi
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fi
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true "INFO: debhelper beginning here."
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#DEBHELPER#
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true "INFO: Done with debhelper."
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true "
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#####################################################################
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## INFO: END : $DPKG_MAINTSCRIPT_PACKAGE $DPKG_MAINTSCRIPT_NAME $@
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#####################################################################
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"
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## Explicitly "exit 0", so eventually trapped errors can be ignored.
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exit 0
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