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#!/usr/bin/bash
set -u
if [ "${EUID}" -ne 0 ]; then
echo 'Must be root!'
exit 1
fi
_fn_install() {
# From https://docs.newrelic.com/docs/servers/new-relic-servers-linux/installation-configuration/servers-installation-other-linux
systemctl daemon-reload # in case the admin has edited the file
local _RUNAS="$(sed -ne 's:^User=\(.*\)$:\1:p' '/usr/lib/systemd/system/newrelic-sysmond.service')"
# Create the newrelic user and group
if [ ! -z "${_RUNAS}" -a "${_RUNAS}" != 'root' ]; then
#useradd --system -M --home / --shell '/usr/bin/nologin' "${_RUNAS}" || :
groupadd -r "${_RUNAS}" || :
useradd -r -g "${_RUNAS}" -d "/.${_RUNAS}" -s '/usr/bin/nologin' -c 'New Relic monitoring daemon' "${_RUNAS}" || :
mkdir -p "/.${_RUNAS}"
chmod 700 "/.${_RUNAS}"
chown -R "${_RUNAS}:${_RUNAS}" "/.${_RUNAS}"
fi
chown -R "root:${_RUNAS}" '/etc/newrelic/'
chown -R "root:${_RUNAS}" '/var/log/newrelic'
#chmod 750 '/etc/newrelic/' # WTF were they thinking with chmod 600?
# Kludge the permissions (now done in PKGBUILD)
#mkdir -p '/var/log/newrelic'
#chmod 1777 '/var/log/newrelic'
local _deffile='/etc/default/newrelic-sysmond'
local _cfgfile="$(source "${_deffile}"; echo "${cfgfile:-/etc/newrelic/nrsysmond.cfg}")"
# This file contains nothing needing group access so it doesn't need to be chown to group any more
#chown "root:${_RUNAS}" "${_cfgfile}"
#chmod 640 ${_cfgfile}
#
# When first installing the package, the license key will not be set.
# Instead of throwing an error, we want to whine to the user and then exit cleanly.
#
if sed -e '/^[ \t]*#/d' "${_cfgfile}" | grep -ql 'REPLACE_WITH_REAL_KEY'; then
#if [ -z "${NR_SILENT}" -a -z "${SILENT}" ]; then
#
# WARNING - This text is duplicated from newrelic-sysmond.init
#
cat <<EOF
*********************************************************************
*********************************************************************
***
*** Can not start the New Relic Server Monitor until you insert a
*** valid license key in the following file:
***
*** ${_cfgfile}
***
*** You can do this by running the following command as root:
***
*** nrsysmond-config --set license_key=<your_license_key_here>
***
*** No data will be reported until the server monitor can start.
*** You can get your New Relic key from the 'Configuration' section
*** of the 'Support' menu of your New Relic account (accessible at
*** https://rpm.newrelic.com )
***
*********************************************************************
*********************************************************************
Then, enable and start your server:
systemctl enable newrelic-sysmond.service
systemctl start newrelic-sysmond.service
systemctl status newrelic-sysmond.service
EOF
#fi
fi
}
_fn_remove() {
# What happens if we install two New Relic packages then uninstall one?
# We lose our user and the remaining package doesn't run, right?
# Until someone figures out a better way we'll let an upgrade fix it.
local _RUNAS="$(sed -ne 's:^User=\(.*\)$:\1:p' '/usr/lib/systemd/system/newrelic-sysmond.service')"
if [ ! -z "${_RUNAS}" -a "${_RUNAS}" != 'root' ] && [ "$(id -u "${_RUNAS}")" -ge 990 ]; then
userdel "${_RUNAS}" || :
groupdel "${_RUNAS}" || :
fi
}
case "${1-}" in
install) _fn_install;;
remove) _fn_remove;;
*) echo "Usage $(basename "$0") remove|install";;
esac
# vim:set ts=2 sw=2 et:
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