64 lines
1.6 KiB
Bash
Executable File
64 lines
1.6 KiB
Bash
Executable File
#!/bin/sh
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#
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# 2019 Dennis Camera (dennis.camera at ssrq-sds-fds.ch)
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#
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# This file is part of cdist.
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#
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# cdist 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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# cdist 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 cdist. If not, see <http://www.gnu.org/licenses/>.
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#
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#
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# Retrieve the persistent hostname
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#
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# Firstly, check hostnamectl if available.
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if command -v hostnamectl >/dev/null
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then
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hostnamectl status --static && exit 0
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fi
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# In case hostnamectl is missing or failed:
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# Fall back to alternative OS-specific approaches.
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case $("$__explorer/os")
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in
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alpine|archlinux|coreos|debian|devuan|ubuntu)
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[ -f /etc/hostname ] && cat /etc/hostname
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;;
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centos|fedora|redhat|scientific)
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[ -f /etc/sysconfig/network ] \
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&& (. /etc/sysconfig/network && echo "$HOSTNAME")
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;;
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freebsd)
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(. /etc/rc.conf && echo "$hostname")
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;;
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macosx)
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scutil --get HostName 2>/dev/null
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;;
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netbsd)
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if grep -q '^hostname=' /etc/rc.conf
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then
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(. /etc/rc.conf && echo "$hostname")
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elif [ -f /etc/myname ]
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then
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# Fall back to /etc/myname file
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cat /etc/myname
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fi
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;;
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openbsd)
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cat /etc/myname
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;;
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suse)
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cat /etc/HOSTNAME 2>/dev/null
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;;
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esac
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