35 lines
1.1 KiB
Bash
Executable File
35 lines
1.1 KiB
Bash
Executable File
#!/bin/bash
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# dib-lint: disable=dibdebugtrace
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# Copyright 2015 Red Hat, Inc.
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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, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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set -eu
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set -o pipefail
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# Reads an encrypted root password from the kernel command line and set
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# it to the root user
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if [[ $(</proc/cmdline) =~ rootpwd=\"?([^\"]+)\" ]]; then
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echo "root:${BASH_REMATCH[1]}" | chpasswd -e
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fi
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# Reads a sshkey from the kernel command line and appends it to the root
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# user authorized_keys
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SSHDIR=/root/.ssh
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if [[ $(</proc/cmdline) =~ sshkey=\"?([^\"]+)\" ]]; then
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mkdir -p $SSHDIR
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chmod 700 $SSHDIR
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echo "${BASH_REMATCH[1]}" > $SSHDIR/authorized_keys
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chmod 600 $SSHDIR/authorized_keys
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fi
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