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Personal Computer World 2009 February
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PCWFEB09.iso
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shadowconfig
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2008-06-09
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875b
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56 lines
#!/bin/sh
# turn shadow passwords on or off on a Debian system
set -e
shadowon () {
bash<<- EOF
set -e
pwck -q
grpck -p
pwconv
grpconv
cd /etc
chown root:root passwd group
chmod 644 passwd group
chown root:shadow shadow gshadow
chmod 640 shadow gshadow
EOF
}
shadowoff () {
bash<<- EOF
set -e
pwck -q
grpck -p
pwunconv
grpunconv
cd /etc
# sometimes the passwd perms get munged
chown root:root passwd group
chmod 644 passwd group
EOF
}
case "$1" in
"on")
if shadowon ; then
echo Shadow passwords are now on.
else
echo Please correct the error and rerun \`$0 on\'
exit 1
fi
;;
"off")
if shadowoff ; then
echo Shadow passwords are now off.
else
echo Please correct the error and rerun \`$0 off\'
exit 1
fi
;;
*)
echo Usage: $0 on \| off
;;
esac