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30 lines
1.5 KiB
30 lines
1.5 KiB
#!/bin/bash
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# -------------------------------------------------------------------------- #
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# Copyright 2010-2016, OpenNebula Systems #
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# #
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# Licensed under the Apache License, Version 2.0 (the "License"); you may #
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# not use this file except in compliance with the License. You may obtain #
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# a copy of the License at #
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# #
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# http://www.apache.org/licenses/LICENSE-2.0 #
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# #
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# Unless required by applicable law or agreed to in writing, software #
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# distributed under the License is distributed on an "AS IS" BASIS, #
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. #
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# See the License for the specific language governing permissions and #
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# limitations under the License. #
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#--------------------------------------------------------------------------- #
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# Checks if the loopback interface is not configured and adds 127.0.0.1.
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# This fixes a problem with old Ubuntu 14.04 distros that leave loopback
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# IP unconfigured when restarting network. This does not happen with
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# Ubuntu 14.04.4
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ip_info="$(ip -o -4 address show lo)"
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if [ -z "$ip_info" ]; then
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ip addr add 127.0.0.1/8 dev lo
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ip link set lo up
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fi
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