235 lines
6.5 KiB
Bash
Executable File
235 lines
6.5 KiB
Bash
Executable File
#!/usr/bin/env bash
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# SPDX-License-Identifier: GPL-3.0-or-later
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. $(dirname "${0}")/functions.sh
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export LC_ALL=C
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umask 002
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# Be nice on production environments
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renice 19 $$ >/dev/null 2>/dev/null
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# -----------------------------------------------------------------------------
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STARTIT=1
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while [ ! -z "${1}" ]
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do
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if [ "${1}" = "--dont-start-it" ]
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then
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STARTIT=0
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else
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echo >&2 "Unknown option '${1}'. Ignoring it."
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fi
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shift
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done
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deleted_stock_configs=0
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if [ ! -f "etc/netdata/.installer-cleanup-of-stock-configs-done" ]
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then
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# -----------------------------------------------------------------------------
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progress "Deleting stock configuration files from user configuration directory"
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declare -A configs_signatures=()
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source "system/configs.signatures"
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if [ ! -d etc/netdata ]
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then
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run mkdir -p etc/netdata
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fi
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md5sum="$(which md5sum 2>/dev/null || command -v md5sum 2>/dev/null || command -v md5 2>/dev/null)"
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for x in $(find etc -type f)
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do
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# find it relative filename
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f="${x/etc\/netdata\//}"
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# find the stock filename
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t="${f/.conf.old/.conf}"
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t="${t/.conf.orig/.conf}"
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if [ ! -z "${md5sum}" ]
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then
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# find the checksum of the existing file
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md5="$( ${md5sum} <"${x}" | cut -d ' ' -f 1)"
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#echo >&2 "md5: ${md5}"
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# check if it matches
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if [ "${configs_signatures[${md5}]}" = "${t}" ]
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then
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# it matches the default
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run rm -f "${x}"
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deleted_stock_configs=$(( deleted_stock_configs + 1 ))
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fi
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fi
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done
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touch "etc/netdata/.installer-cleanup-of-stock-configs-done"
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fi
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# -----------------------------------------------------------------------------
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progress "Attempt to create user/group netdata/netadata"
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NETDATA_WANTED_GROUPS="docker nginx varnish haproxy adm nsd proxy squid ceph nobody"
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NETDATA_ADDED_TO_GROUPS=""
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# Default user/group
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NETDATA_USER="root"
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NETDATA_GROUP="root"
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if portable_add_group netdata; then
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if portable_add_user netdata "/opt/netdata"; then
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progress "Add user netdata to required user groups"
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for g in ${NETDATA_WANTED_GROUPS}; do
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# shellcheck disable=SC2086
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portable_add_user_to_group ${g} netdata && NETDATA_ADDED_TO_GROUPS="${NETDATA_ADDED_TO_GROUPS} ${g}" || run_failed "Failed to add netdata user to secondary groups"
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done
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NETDATA_USER="netdata"
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NETDATA_GROUP="netdata"
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else
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run_failed "I could not add user netdata, will be using root"
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fi
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else
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run_failed "I could not add group netdata, so no user netdata will be created as well. Netdata run as root:root"
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fi
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# -----------------------------------------------------------------------------
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progress "Check SSL certificates paths"
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if [ ! -f "/etc/ssl/certs/ca-certificates.crt" ]
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then
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if [ ! -f /opt/netdata/.curlrc ]
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then
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cacert=
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# CentOS
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[ -f "/etc/ssl/certs/ca-bundle.crt" ] && cacert="/etc/ssl/certs/ca-bundle.crt"
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if [ ! -z "${cacert}" ]
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then
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echo "Creating /opt/netdata/.curlrc with cacert=${cacert}"
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echo >/opt/netdata/.curlrc "cacert=${cacert}"
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else
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run_failed "Failed to find /etc/ssl/certs/ca-certificates.crt"
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fi
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fi
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fi
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# -----------------------------------------------------------------------------
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progress "Install logrotate configuration for netdata"
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install_netdata_logrotate || run_failed "Cannot install logrotate file for netdata."
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# -----------------------------------------------------------------------------
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progress "Install netdata at system init"
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install_netdata_service || run_failed "Cannot install netdata init service."
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# -----------------------------------------------------------------------------
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progress "creating quick links"
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dir_should_be_link() {
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local p="${1}" t="${2}" d="${3}" old
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old="${PWD}"
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cd "${p}" || return 0
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if [ -e "${d}" ]
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then
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if [ -h "${d}" ]
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then
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run rm "${d}"
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else
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run mv -f "${d}" "${d}.old.$$"
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fi
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fi
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run ln -s "${t}" "${d}"
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cd "${old}"
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}
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dir_should_be_link . bin sbin
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dir_should_be_link usr ../bin bin
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dir_should_be_link usr ../bin sbin
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dir_should_be_link usr . local
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dir_should_be_link . etc/netdata netdata-configs
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dir_should_be_link . usr/share/netdata/web netdata-web-files
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dir_should_be_link . usr/libexec/netdata netdata-plugins
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dir_should_be_link . var/lib/netdata netdata-dbs
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dir_should_be_link . var/cache/netdata netdata-metrics
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dir_should_be_link . var/log/netdata netdata-logs
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dir_should_be_link etc/netdata ../../usr/lib/netdata/conf.d orig
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if [ ${deleted_stock_configs} -gt 0 ]
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then
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dir_should_be_link etc/netdata ../../usr/lib/netdata/conf.d "000.-.USE.THE.orig.LINK.TO.COPY.AND.EDIT.STOCK.CONFIG.FILES"
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fi
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# -----------------------------------------------------------------------------
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progress "create user config directories"
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for x in "python.d" "charts.d" "node.d" "health.d" "statsd.d"
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do
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if [ ! -d "etc/netdata/${x}" ]
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then
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run mkdir -p "etc/netdata/${x}" || exit 1
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fi
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done
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# -----------------------------------------------------------------------------
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progress "fix permissions"
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run chmod g+rx,o+rx /opt
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run chown -R ${NETDATA_USER}:${NETDATA_GROUP} /opt/netdata
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# -----------------------------------------------------------------------------
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progress "fix plugin permissions"
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for x in apps.plugin freeipmi.plugin ioping cgroup-network
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do
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f="usr/libexec/netdata/plugins.d/${x}"
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if [ -f "${f}" ]
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then
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run chown root:${NETDATA_GROUP} "${f}"
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run chmod 4750 "${f}"
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fi
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done
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# fix the fping binary
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if [ -f bin/fping ]
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then
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run chown root:${NETDATA_GROUP} bin/fping
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run chmod 4750 bin/fping
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fi
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# -----------------------------------------------------------------------------
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if [ ${STARTIT} -eq 0 ]; then
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create_netdata_conf "/opt/netdata/etc/netdata/netdata.conf"
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netdata_banner "is installed now!"
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else
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progress "starting netdata"
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if ! restart_netdata "/opt/netdata/bin/netdata"; then
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create_netdata_conf "/opt/netdata/etc/netdata/netdata.conf"
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netdata_banner "is installed and running now!"
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else
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create_netdata_conf "/opt/netdata/etc/netdata/netdata.conf" "http://localhost:19999/netdata.conf"
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netdata_banner "is installed now!"
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fi
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fi
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run chown "${NETDATA_USER}:${NETDATA_GROUP}" "/opt/netdata/etc/netdata/netdata.conf"
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run chmod 0664 "/opt/netdata/etc/netdata/netdata.conf"
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