Merge branch 'hostname' into 'master'
[__hostname] Support more operating systems See merge request ungleich-public/cdist!802
This commit is contained in:
commit
d10dfa7807
8 changed files with 235 additions and 131 deletions
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@ -1,7 +1,6 @@
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#!/bin/sh
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#
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# 2010-2014 Nico Schottelius (nico-cdist at schottelius.org)
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# 2012 Steven Armstrong (steven-cdist at armstrong.cc)
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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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@ -19,7 +18,12 @@
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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 running hostname
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#
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if command -v uname >/dev/null; then
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uname -n
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if command -v hostname >/dev/null
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then
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hostname
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else
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uname -n
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fi
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@ -21,4 +21,4 @@
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# Check whether system has hostnamectl
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#
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command -v hostnamectl || true
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command -v hostnamectl 2>/dev/null || true
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@ -1,30 +0,0 @@
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#!/bin/sh
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#
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# 2014 Nico Schottelius (nico-cdist at schottelius.org)
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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 contents of /etc/hostname
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#
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# Almost any distribution
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if [ -f /etc/hostname ]; then
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cat /etc/hostname
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# SuSE
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elif [ -f /etc/HOSTNAME ]; then
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cat /etc/HOSTNAME
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fi
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@ -1,26 +0,0 @@
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#!/bin/sh
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#
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# 2014 Nico Schottelius (nico-cdist at schottelius.org)
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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 contents of /etc/hostname
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#
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if [ -f /etc/sysconfig/network ]; then
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awk -F= '/^HOSTNAME=/ { print $2 }' /etc/sysconfig/network
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fi
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10
cdist/conf/type/__hostname/explorer/max_len
Normal file
10
cdist/conf/type/__hostname/explorer/max_len
Normal file
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@ -0,0 +1,10 @@
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#!/bin/sh -e
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command -v getconf >/dev/null || exit 0
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val=$(getconf HOST_NAME_MAX 2>/dev/null) || exit 0
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if test -n "${val}" -a "${val}" != 'undefined'
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then
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echo "${val}"
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fi
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@ -2,6 +2,7 @@
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#
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# 2014-2017 Steven Armstrong (steven-cdist at armstrong.cc)
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# 2014 Nico Schottelius (nico-cdist at schottelius.org)
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# 2019 Dennis Camera (dennis.camera at ssrq-sds-fds.ch)
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#
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# This file is part of cdist.
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#
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@ -19,60 +20,81 @@
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# along with cdist. If not, see <http://www.gnu.org/licenses/>.
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#
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if [ -f "$__object/parameter/name" ]; then
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name_should="$(cat "$__object/parameter/name")"
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else
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name_should="${__target_host%%.*}"
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fi
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os=$(cat "$__global/explorer/os")
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name_running=$(cat "$__global/explorer/hostname")
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name_config=$(cat "$__object/explorer/hostname_file")
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name_sysconfig=$(cat "$__object/explorer/hostname_sysconfig")
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has_hostnamectl=$(cat "$__object/explorer/has_hostnamectl")
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if test -s "$__object/parameter/name"
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then
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name_should=$(cat "$__object/parameter/name")
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else
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case $os
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in
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# RedHat-derivatives and BSDs
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centos|fedora|redhat|scientific|freebsd|macosx|netbsd|openbsd)
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# Hostname is FQDN
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name_should="${__target_host}"
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;;
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*)
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# Hostname is only first component of FQDN
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name_should="${__target_host%%.*}"
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;;
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esac
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fi
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################################################################################
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# If everything is ok -> exit
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# Check if the (running) hostname is already correct
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#
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case "$os" in
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archlinux|debian|suse|ubuntu|devuan|coreos|alpine)
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if [ "$name_config" = "$name_should" ] && [ "$name_running" = "$name_should" ]; then
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exit 0
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fi
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;;
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scientific|centos|freebsd|openbsd)
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if [ "$name_sysconfig" = "$name_should" ] && [ "$name_running" = "$name_should" ]; then
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exit 0
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fi
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;;
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*)
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echo "Unsupported os: $os" >&2
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exit 1
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;;
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esac
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test "$name_running" != "$name_should" || exit 0
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################################################################################
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# Setup hostname
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#
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echo changed >> "$__messages_out"
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echo 'changed' >>"$__messages_out"
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# Use the good old way to set the hostname even on machines running systemd.
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case "$os" in
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archlinux|debian|ubuntu|devuan|centos|coreos|alpine)
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printf "printf '%%s\\\\n' '$name_should' > /etc/hostname\\n"
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echo "hostname -F /etc/hostname"
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# Use the good old way to set the hostname.
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case $os
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in
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alpine|debian|devuan|ubuntu)
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echo 'hostname -F /etc/hostname'
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;;
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freebsd|openbsd)
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archlinux)
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echo 'command -v hostnamectl >/dev/null 2>&1' \
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"&& hostnamectl set-hostname '$name_should'" \
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"|| hostname '$name_should'"
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;;
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centos|fedora|redhat|scientific|freebsd|netbsd|openbsd|gentoo|void)
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echo "hostname '$name_should'"
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;;
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suse)
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macosx)
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echo "scutil --set HostName '$name_should'"
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;;
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solaris)
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echo "uname -S '$name_should'"
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;;
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slackware|suse|opensuse-leap)
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# We do not read from /etc/HOSTNAME, because the running
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# hostname is the first component only while the file contains
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# the FQDN.
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echo "hostname '$name_should'"
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printf "printf '%%s\\\\n' '$name_should' > /etc/HOSTNAME\\n"
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;;
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*)
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# Fall back to set the hostname using hostnamectl, if available.
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if test -n "$has_hostnamectl"
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then
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# Don't use hostnamectl as the primary means to set the hostname for
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# systemd systems, because it cannot be trusted to work reliably and
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# exit with non-zero when it fails (e.g. hostname too long,
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# D-Bus failure, etc.).
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echo "hostnamectl set-hostname \"\$(cat /etc/hostname)\""
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echo "test \"\$(hostname)\" = \"\$(cat /etc/hostname)\"" \
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" || hostname -F /etc/hostname"
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else
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printf "echo 'Unsupported OS: %s' >&2\nexit 1\n" "$os"
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fi
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;;
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esac
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if [ "$has_hostnamectl" ]; then
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# Allow hostnamectl set-hostname to fail silently.
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# Who the fuck invented a tool that needs dbus to set the hostname anyway ...
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echo "hostnamectl set-hostname '$name_should' || true"
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fi
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@ -8,7 +8,10 @@ cdist-type__hostname - Set the hostname
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DESCRIPTION
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-----------
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Set's the hostname on various operating systems.
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Sets the hostname on various operating systems.
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**Tip:** For advice on choosing a hostname, see
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`RFC 1178 <https://tools.ietf.org/html/rfc1178>`_.
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REQUIRED PARAMETERS
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@ -2,6 +2,7 @@
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#
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# 2012 Steven Armstrong (steven-cdist at armstrong.cc)
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# 2014 Nico Schottelius (nico-cdist at schottelius.org)
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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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@ -19,50 +20,170 @@
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# along with cdist. If not, see <http://www.gnu.org/licenses/>.
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#
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not_supported() {
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echo "Your operating system ($os) is currently not supported by this type (${__type##*/})." >&2
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echo "Please contribute an implementation for it if you can." >&2
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exit 1
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}
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set_hostname_systemd() {
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echo "$1" | __file /etc/hostname --source -
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}
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os=$(cat "$__global/explorer/os")
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if [ -f "$__object/parameter/name" ]; then
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name_should="$(cat "$__object/parameter/name")"
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os_version=$(cat "$__global/explorer/os_version")
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os_major=$(echo "$os_version" | grep -o '^[0-9][0-9]*')
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max_len=$(cat "$__object/explorer/max_len")
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has_hostnamectl=$(cat "$__object/explorer/has_hostnamectl")
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if test -s "$__object/parameter/name"
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then
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name_should=$(cat "$__object/parameter/name")
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else
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case "$os" in
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openbsd)
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name_should="${__target_host}"
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;;
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*)
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name_should="${__target_host%%.*}"
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;;
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case $os
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in
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# RedHat-derivatives and BSDs
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centos|fedora|redhat|scientific|freebsd|netbsd|openbsd|slackware)
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# Hostname is FQDN
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name_should="${__target_host}"
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;;
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suse|opensuse-leap)
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# Classic SuSE stores the FQDN in /etc/HOSTNAME, while
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# systemd does not. The running hostname is the first
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# component in both cases.
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# In versions before 15.x, the FQDN is stored in /etc/hostname.
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if test -n "$has_hostnamectl" && test "$os_major" -ge 15 \
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&& test "$os_major" -ne 42
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then
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name_should="${__target_host%%.*}"
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else
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name_should="${__target_host}"
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fi
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;;
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*)
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# Hostname is only first component of FQDN on all other systems.
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name_should="${__target_host%%.*}"
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;;
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esac
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fi
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if test -n "$max_len" && test "$(printf '%s' "$name_should" | wc -c)" -gt "$max_len"
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then
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printf "Host name too long. Up to %u characters allowed.\n" "${max_len}" >&2
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exit 1
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fi
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not_supported() {
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echo "Your operating system ($os) is currently not supported by this type (${__type##*/})." >&2
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echo "Please contribute an implementation for it if you can." >&2
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exit 1
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}
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case $os
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in
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alpine|debian|devuan|ubuntu|void)
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echo "$name_should" | __file /etc/hostname --source -
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;;
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archlinux)
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if test -n "$has_hostnamectl"
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then
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set_hostname_systemd "$name_should"
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else
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echo 'Ancient ArchLinux variants without hostnamectl are not supported.' >&2
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exit 1
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# Only for ancient ArchLinux, write to /etc/rc.conf on pre-systemd
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# versions. There are some versions which use /etc/hostname but not
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# systemd. It is unclear which ones these are.
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case "$os" in
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archlinux|debian|suse|ubuntu|devuan|coreos|alpine)
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# __key_value '/etc/rc.conf:HOSTNAME' \
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# --file /etc/rc.conf \
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# --delimiter '=' --exact_delimiter \
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# --key 'HOSTNAME' \
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# --value "\"$name_should\""
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fi
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;;
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centos|fedora|redhat|scientific)
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if test -z "$has_hostnamectl"
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then
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# Only write to /etc/sysconfig/network on non-systemd versions.
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# On systemd-based versions this entry is ignored.
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__key_value '/etc/sysconfig/network:HOSTNAME' \
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--file /etc/sysconfig/network \
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--delimiter '=' --exact_delimiter \
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--key HOSTNAME \
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--value "\"$name_should\""
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else
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set_hostname_systemd "$name_should"
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fi
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;;
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gentoo)
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# Only write to /etc/conf.d/hostname on OpenRC-based installations.
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# On systemd use hostnamectl(1) in gencode-remote.
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if test -z "$has_hostnamectl"
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then
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__key_value '/etc/conf.d/hostname:hostname' \
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--file /etc/conf.d/hostname \
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--delimiter '=' --exact_delimiter \
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--key 'hostname' \
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--value "\"$name_should\""
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else
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set_hostname_systemd "$name_should"
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fi
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;;
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freebsd)
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__key_value '/etc/rc.conf:hostname' \
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--file /etc/rc.conf \
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--delimiter '=' --exact_delimiter \
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--key 'hostname' \
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--value "\"$name_should\""
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;;
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macosx)
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# handled in gencode-remote
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||||
:
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||||
;;
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scientific|centos)
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__key_value sysconfig-hostname \
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--file /etc/sysconfig/network \
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--delimiter '=' \
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--key HOSTNAME \
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--value "$name_should" --exact_delimiter
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;;
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freebsd)
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__key_value rcconf-hostname \
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netbsd)
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__key_value '/etc/rc.conf:hostname' \
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--file /etc/rc.conf \
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--delimiter '=' \
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--delimiter '=' --exact_delimiter \
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--key 'hostname' \
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--value "$name_should"
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--value "\"$name_should\""
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# To avoid confusion, ensure that the hostname is only stored once.
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__file /etc/myname --state absent
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;;
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openbsd)
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echo "$name_should" | __file /etc/myname --source -
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||||
;;
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||||
slackware)
|
||||
# We write the FQDN into /etc/HOSTNAME. But /etc/rc.d/rc.M will only
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||||
# read the first component from this file and set it as the running
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||||
# hostname on boot.
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||||
echo "$name_should" | __file /etc/HOSTNAME --source -
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||||
;;
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solaris)
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||||
echo "$name_should" | __file /etc/nodename --source -
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||||
;;
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suse|opensuse-leap)
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# Modern SuSE provides /etc/HOSTNAME as a symlink for
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||||
# backwards-compatibility. Unfortunately it cannot be used
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||||
# here as __file does not follow the symlink.
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||||
# Therefore, we use the presence of the hostnamectl binary as
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||||
# an indication of which file to use. This unfortunately does
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||||
# not work correctly on openSUSE 12.x which provides
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||||
# hostnamectl but not /etc/hostname.
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||||
|
||||
if test -n "$has_hostnamectl" -a "$os_major" -gt 12
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||||
then
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hostname_file='/etc/hostname'
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||||
else
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hostname_file='/etc/HOSTNAME'
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||||
fi
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||||
|
||||
echo "$name_should" | __file "$hostname_file" --source -
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||||
;;
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||||
*)
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||||
not_supported
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||||
# On other operating systems we fall back to systemd's
|
||||
# hostnamectl if available…
|
||||
if test -n "$has_hostnamectl"
|
||||
then
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||||
set_hostname_systemd "$name_should"
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||||
else
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||||
not_supported
|
||||
fi
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||||
;;
|
||||
esac
|
||||
|
|
|
|||
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