50 lines
1.7 KiB
Bash
Executable File
50 lines
1.7 KiB
Bash
Executable File
#!/bin/sh
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# Copyright (C) 2015 Bogatov Dmitry <KAction@gnu.org>
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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hostname="$__object_id"
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state="$(cat "$__object/parameter/state")"
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# First remove all lines for given hostname and then insert again.
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# Otherwise, we risk having multiple entries for same hostname.
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#
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# There is a corner case, which we do not handle. Namely, /etc/hosts
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# format allows several host names on single line, like following:
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#
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# 192.168.15.16 foo bar
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#
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# If this type manages hostname `foo', then hostname bar will get erased.
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__line "__hosts/delete/${hostname}" \
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--state absent \
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--regex " ${hostname}[ ]*$" \
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--file /etc/hosts
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export require="__line/__hosts/delete/${hostname}"
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case "$state" in
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absent)
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: # Nothing to do
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;;
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present)
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ip="$(cat "$__object/parameter/ip")"
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__line "__hosts/insert/${hostname}" \
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--line "${ip} ${hostname}" \
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--file /etc/hosts
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;;
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*)
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echo "ERROR: type (${__type##*/}) does not support state \`$state'"
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exit 1
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esac
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