diff options
Diffstat (limited to 'packaging/installer/netdata-updater.sh')
| -rwxr-xr-x | packaging/installer/netdata-updater.sh | 990 |
1 files changed, 990 insertions, 0 deletions
diff --git a/packaging/installer/netdata-updater.sh b/packaging/installer/netdata-updater.sh new file mode 100755 index 00000000..80faea0a --- /dev/null +++ b/packaging/installer/netdata-updater.sh @@ -0,0 +1,990 @@ +#!/bin/sh + +# Netdata updater utility +# +# Variables needed by script: +# - PATH +# - CFLAGS +# - LDFLAGS +# - MAKEOPTS +# - IS_NETDATA_STATIC_BINARY +# - NETDATA_CONFIGURE_OPTIONS +# - REINSTALL_OPTIONS +# - NETDATA_TARBALL_URL +# - NETDATA_TARBALL_CHECKSUM_URL +# - NETDATA_TARBALL_CHECKSUM +# - NETDATA_PREFIX +# - NETDATA_LIB_DIR +# +# Optional environment options: +# +# - TMPDIR (set to a usable temporary directory) +# - NETDATA_NIGHTLIES_BASEURL (set the base url for downloading the dist tarball) +# +# Copyright: 2018-2023 Netdata Inc. +# SPDX-License-Identifier: GPL-3.0-or-later +# +# Author: Paweł Krupa <paulfantom@gmail.com> +# Author: Pavlos Emm. Katsoulakis <paul@netdata.cloud> +# Author: Austin S. Hemmelgarn <austin@netdata.cloud> + +# Next unused error code: U001B + +set -e + +PACKAGES_SCRIPT="https://raw.githubusercontent.com/netdata/netdata/master/packaging/installer/install-required-packages.sh" + +NETDATA_STABLE_BASE_URL="${NETDATA_BASE_URL:-https://github.com/netdata/netdata/releases}" +NETDATA_NIGHTLY_BASE_URL="${NETDATA_BASE_URL:-https://github.com/netdata/netdata-nightlies/releases}" + +# Following variables are intended to be overridden by the updater config file. +NETDATA_UPDATER_JITTER=3600 +NETDATA_NO_SYSTEMD_JOURNAL=0 + +script_dir="$(CDPATH='' cd -- "$(dirname -- "$0")" && pwd -P)" + +if [ -x "${script_dir}/netdata-updater" ]; then + script_source="${script_dir}/netdata-updater" +else + script_source="${script_dir}/netdata-updater.sh" +fi + +PATH="${PATH}:/usr/local/bin:/usr/local/sbin" + +if [ ! -t 1 ]; then + INTERACTIVE=0 +else + INTERACTIVE=1 +fi + +if [ -n "${script_source}" ]; then + script_name="$(basename "${script_source}")" +else + script_name="netdata-updater.sh" +fi + +info() { + echo >&3 "$(date) : INFO: ${script_name}: " "${1}" +} + +warning() { + echo >&3 "$(date) : WARNING: ${script_name}: " "${@}" +} + +error() { + echo >&3 "$(date) : ERROR: ${script_name}: " "${1}" + if [ -n "${NETDATA_SAVE_WARNINGS}" ]; then + NETDATA_WARNINGS="${NETDATA_WARNINGS}\n - ${1}" + fi +} + +fatal() { + echo >&3 "$(date) : FATAL: ${script_name}: FAILED TO UPDATE NETDATA: " "${1}" + if [ -n "${NETDATA_SAVE_WARNINGS}" ]; then + NETDATA_WARNINGS="${NETDATA_WARNINGS}\n - ${1}" + fi + exit_reason "${1}" "${2}" + exit 1 +} + +exit_reason() { + if [ -n "${NETDATA_SAVE_WARNINGS}" ]; then + EXIT_REASON="${1}" + EXIT_CODE="${2}" + if [ -n "${NETDATA_PROPAGATE_WARNINGS}" ]; then + if [ -n "${NETDATA_SCRIPT_STATUS_PATH}" ]; then + { + echo "EXIT_REASON=\"${EXIT_REASON}\"" + echo "EXIT_CODE=\"${EXIT_CODE}\"" + echo "NETDATA_WARNINGS=\"${NETDATA_WARNINGS}\"" + } >> "${NETDATA_SCRIPT_STATUS_PATH}" + else + export EXIT_REASON + export EXIT_CODE + export NETDATA_WARNINGS + fi + fi + fi +} + +is_integer () { + case "${1#[+-]}" in + *[!0123456789]*) return 1 ;; + '') return 1 ;; + *) return 0 ;; + esac +} + +issystemd() { + # if the directory /lib/systemd/system OR /usr/lib/systemd/system (SLES 12.x) does not exit, it is not systemd + if [ ! -d /lib/systemd/system ] && [ ! -d /usr/lib/systemd/system ]; then + return 1 + fi + + # if there is no systemctl command, it is not systemd + systemctl=$(command -v systemctl 2> /dev/null) + if [ -z "${systemctl}" ] || [ ! -x "${systemctl}" ]; then + return 1 + fi + + # if pid 1 is systemd, it is systemd + [ "$(basename "$(readlink /proc/1/exe)" 2> /dev/null)" = "systemd" ] && return 0 + + # if systemd is not running, it is not systemd + pids=$(safe_pidof systemd 2> /dev/null) + [ -z "${pids}" ] && return 1 + + # check if the running systemd processes are not in our namespace + myns="$(readlink /proc/self/ns/pid 2> /dev/null)" + for p in ${pids}; do + ns="$(readlink "/proc/${p}/ns/pid" 2> /dev/null)" + + # if pid of systemd is in our namespace, it is systemd + [ -n "${myns}" ] && [ "${myns}" = "${ns}" ] && return 0 + done + + # else, it is not systemd + return 1 +} + +_get_intervaldir() { + if [ -d /etc/cron.daily ]; then + echo /etc/cron.daily + elif [ -d /etc/periodic/daily ]; then + echo /etc/periodic/daily + else + return 1 + fi + + return 0 +} + +_get_scheduler_type() { + if _get_intervaldir > /dev/null ; then + echo 'interval' + elif issystemd ; then + echo 'systemd' + elif [ -d /etc/cron.d ] ; then + echo 'crontab' + else + echo 'none' + fi +} + +install_build_dependencies() { + bash="$(command -v bash 2> /dev/null)" + + if [ -z "${bash}" ] || [ ! -x "${bash}" ]; then + error "Unable to find a usable version of \`bash\` (required for local build)." + return 1 + fi + + info "Fetching dependency handling script..." + download "${PACKAGES_SCRIPT}" "./install-required-packages.sh" || true + + if [ ! -s "./install-required-packages.sh" ]; then + error "Downloaded dependency installation script is empty." + else + info "Running dependency handling script..." + + opts="--dont-wait --non-interactive" + + # shellcheck disable=SC2086 + if ! "${bash}" "./install-required-packages.sh" ${opts} netdata >&3 2>&3; then + error "Installing build dependencies failed. The update should still work, but you might be missing some features." + fi + fi +} + +enable_netdata_updater() { + updater_type="$(echo "${1}" | tr '[:upper:]' '[:lower:]')" + case "${updater_type}" in + systemd|interval|crontab) + updater_type="${1}" + ;; + "") + updater_type="$(_get_scheduler_type)" + ;; + *) + fatal "Unrecognized updater type ${updater_type} requested. Supported types are 'systemd', 'interval', and 'crontab'." U0001 + ;; + esac + + case "${updater_type}" in + "systemd") + if issystemd; then + systemctl enable netdata-updater.timer + + info "Auto-updating has been ENABLED using a systemd timer unit.\n" + info "If the update process fails, the failure will be logged to the systemd journal just like a regular service failure." + info "Successful updates should produce empty logs." + else + error "Systemd-based auto-update scheduling requested, but this does not appear to be a systemd system. Auto-updates have NOT been enabled." + return 1 + fi + ;; + "interval") + if _get_intervaldir > /dev/null; then + ln -sf "${NETDATA_PREFIX}/usr/libexec/netdata/netdata-updater.sh" "$(_get_intervaldir)/netdata-updater" + + info "Auto-updating has been ENABLED through cron, updater script linked to $(_get_intervaldir)/netdata-updater\n" + info "If the update process fails and you have email notifications set up correctly for cron on this system, you should receive an email notification of the failure." + info "Successful updates will not send an email." + else + error "Interval-based auto-update scheduling requested, but I could not find an interval scheduling directory. Auto-updates have NOT been enabled." + return 1 + fi + ;; + "crontab") + if [ -d "/etc/cron.d" ]; then + [ -f "/etc/cron.d/netdata-updater" ] && rm -f "/etc/cron.d/netdata-updater" + install -p -m 0644 -o 0 -g 0 "${NETDATA_PREFIX}/usr/lib/system/cron/netdata-updater-daily" "/etc/cron.d/netdata-updater-daily" + + info "Auto-updating has been ENABLED through cron, using a crontab at /etc/cron.d/netdata-updater\n" + info "If the update process fails and you have email notifications set up correctly for cron on this system, you should receive an email notification of the failure." + info "Successful updates will not send an email." + else + error "Crontab-based auto-update scheduling requested, but there is no '/etc/cron.d'. Auto-updates have NOT been enabled." + return 1 + fi + ;; + *) + error "Unable to determine what type of auto-update scheduling to use. Auto-updates have NOT been enabled." + return 1 + esac + + return 0 +} + +disable_netdata_updater() { + if issystemd && ( systemctl list-units --full -all | grep -Fq "netdata-updater.timer" ) ; then + systemctl disable netdata-updater.timer + fi + + if [ -d /etc/cron.daily ]; then + rm -f /etc/cron.daily/netdata-updater.sh + rm -f /etc/cron.daily/netdata-updater + fi + + if [ -d /etc/periodic/daily ]; then + rm -f /etc/periodic/daily/netdata-updater.sh + rm -f /etc/periodic/daily/netdata-updater + fi + + if [ -d /etc/cron.d ]; then + rm -f /etc/cron.d/netdata-updater + rm -f /etc/cron.d/netdata-updater-daily + fi + + info "Auto-updates have been DISABLED." + + return 0 +} + +str_in_list() { + printf "%s\n" "${2}" | tr ' ' "\n" | grep -qE "^${1}\$" + return $? +} + +safe_sha256sum() { + # Within the context of the installer, we only use -c option that is common between the two commands + # We will have to reconsider if we start non-common options + if command -v shasum > /dev/null 2>&1; then + shasum -a 256 "$@" + elif command -v sha256sum > /dev/null 2>&1; then + sha256sum "$@" + else + fatal "I could not find a suitable checksum binary to use" U0002 + fi +} + +cleanup() { + if [ -n "${logfile}" ]; then + cat >&2 "${logfile}" + rm "${logfile}" + fi + + if [ -n "$ndtmpdir" ] && [ -d "$ndtmpdir" ]; then + rm -rf "$ndtmpdir" + fi +} + +_cannot_use_tmpdir() { + testfile="$(TMPDIR="${1}" mktemp -q -t netdata-test.XXXXXXXXXX)" + ret=0 + + if [ -z "${testfile}" ] ; then + return "${ret}" + fi + + if printf '#!/bin/sh\necho SUCCESS\n' > "${testfile}" ; then + if chmod +x "${testfile}" ; then + if [ "$("${testfile}" 2>/dev/null)" = "SUCCESS" ] ; then + ret=1 + fi + fi + fi + + rm -f "${testfile}" + return "${ret}" +} + +create_tmp_directory() { + if [ -n "${NETDATA_TMPDIR_PATH}" ]; then + echo "${NETDATA_TMPDIR_PATH}" + else + if [ -z "${NETDATA_TMPDIR}" ] || _cannot_use_tmpdir "${NETDATA_TMPDIR}" ; then + if [ -z "${TMPDIR}" ] || _cannot_use_tmpdir "${TMPDIR}" ; then + if _cannot_use_tmpdir /tmp ; then + if _cannot_use_tmpdir "${PWD}" ; then + fatal "Unable to find a usable temporary directory. Please set \$TMPDIR to a path that is both writable and allows execution of files and try again." U0003 + else + TMPDIR="${PWD}" + fi + else + TMPDIR="/tmp" + fi + fi + else + TMPDIR="${NETDATA_TMPDIR}" + fi + + mktemp -d -t netdata-updater-XXXXXXXXXX + fi +} + +check_for_curl() { + if [ -z "${curl}" ]; then + curl="$(PATH="${PATH}:/opt/netdata/bin" command -v curl 2>/dev/null && true)" + fi +} + +_safe_download() { + url="${1}" + dest="${2}" + + check_for_curl + + if [ -n "${curl}" ]; then + "${curl}" -sSL --connect-timeout 10 --retry 3 "${url}" > "${dest}" + return $? + elif command -v wget > /dev/null 2>&1; then + wget -T 15 -O - "${url}" > "${dest}" + return $? + else + return 255 + fi +} + +download() { + url="${1}" + dest="${2}" + + _safe_download "${url}" "${dest}" + ret=$? + + if [ ${ret} -eq 0 ]; then + return 0 + elif [ ${ret} -eq 255 ]; then + fatal "I need curl or wget to proceed, but neither is available on this system." U0004 + else + fatal "Cannot download ${url}" U0005 + fi +} + +get_netdata_latest_tag() { + url="${1}/latest" + dest="${2}" + + check_for_curl + + if [ -n "${curl}" ]; then + tag=$("${curl}" "${url}" -s -L -I -o /dev/null -w '%{url_effective}' | grep -m 1 -o '[^/]*$') + elif command -v wget >/dev/null 2>&1; then + tag=$(wget -S -O /dev/null "${url}" 2>&1 | grep -m 1 Location | grep -o '[^/]*$') + else + fatal "I need curl or wget to proceed, but neither of them are available on this system." U0006 + fi + + echo "${tag}" >"${dest}" +} + +newer_commit_date() { + info "Checking if a newer version of the updater script is available." + + commit_check_url="https://api.github.com/repos/netdata/netdata/commits?path=packaging%2Finstaller%2Fnetdata-updater.sh&page=1&per_page=1" + python_version_check="from __future__ import print_function;import sys,json;data = json.load(sys.stdin);print(data[0]['commit']['committer']['date'] if isinstance(data, list) else '')" + + if command -v jq > /dev/null 2>&1; then + commit_date="$(_safe_download "${commit_check_url}" /dev/stdout | jq '.[0].commit.committer.date' 2>/dev/null | tr -d '"')" + elif command -v python > /dev/null 2>&1;then + commit_date="$(_safe_download "${commit_check_url}" /dev/stdout | python -c "${python_version_check}")" + elif command -v python3 > /dev/null 2>&1;then + commit_date="$(_safe_download "${commit_check_url}" /dev/stdout | python3 -c "${python_version_check}")" + fi + + if [ -z "${commit_date}" ] ; then + return 0 + elif [ "$(uname)" = "Linux" ]; then + commit_date="$(date -d "${commit_date}" +%s)" + else # assume BSD-style `date` if we are not on Linux + commit_date="$(/bin/date -j -f "%Y-%m-%dT%H:%M:%SZ" "${commit_date}" +%s 2>/dev/null)" + + if [ -z "${commit_date}" ]; then + return 0 + fi + fi + + if [ -e "${script_source}" ]; then + script_date="$(date -r "${script_source}" +%s)" + else + script_date="$(date +%s)" + fi + + [ "${commit_date}" -ge "${script_date}" ] +} + +self_update() { + if [ -z "${NETDATA_NO_UPDATER_SELF_UPDATE}" ] && newer_commit_date; then + info "Downloading newest version of updater script." + + ndtmpdir=$(create_tmp_directory) + cd "$ndtmpdir" || exit 1 + + if _safe_download "https://raw.githubusercontent.com/netdata/netdata/master/packaging/installer/netdata-updater.sh" ./netdata-updater.sh; then + chmod +x ./netdata-updater.sh || exit 1 + export ENVIRONMENT_FILE="${ENVIRONMENT_FILE}" + force_update="" + [ "$NETDATA_FORCE_UPDATE" = "1" ] && force_update="--force-update" + exec ./netdata-updater.sh --not-running-from-cron --no-updater-self-update "$force_update" --tmpdir-path "$(pwd)" + else + error "Failed to download newest version of updater script, continuing with current version." + fi + fi +} + +parse_version() { + r="${1}" + if [ "${r}" = "latest" ]; then + # If we get ‘latest’ as a version, return the largest possible + # version value. + printf "99999999999999" + return 0 + elif echo "${r}" | grep -q '^v.*'; then + # shellcheck disable=SC2001 + # XXX: Need a regex group substitution here. + r="$(echo "${r}" | sed -e 's/^v\(.*\)/\1/')" + fi + + tmpfile="$(mktemp)" + echo "${r}" | tr '-' ' ' > "${tmpfile}" + read -r v b _ < "${tmpfile}" + + if echo "${b}" | grep -vEq "^[0-9]+$"; then + b="0" + fi + + echo "${v}" | tr '.' ' ' > "${tmpfile}" + read -r maj min patch _ < "${tmpfile}" + + rm -f "${tmpfile}" + + printf "%03d%03d%03d%05d" "${maj}" "${min}" "${patch}" "${b}" +} + +get_latest_version() { + if [ "${RELEASE_CHANNEL}" = "stable" ]; then + get_netdata_latest_tag "${NETDATA_STABLE_BASE_URL}" /dev/stdout + else + get_netdata_latest_tag "${NETDATA_NIGHTLY_BASE_URL}" /dev/stdout + fi +} + +validate_environment_file() { + if [ -n "${NETDATA_PREFIX+SET_BUT_NULL}" ] && [ -n "${REINSTALL_OPTIONS+SET_BUT_NULL}" ]; then + return 0 + else + fatal "Environment file located at ${ENVIRONMENT_FILE} is not valid, unable to update." U0007 + fi +} + +update_available() { + if [ "$NETDATA_FORCE_UPDATE" = "1" ]; then + info "Force update requested" + return 0 + fi + basepath="$(dirname "$(dirname "$(dirname "${NETDATA_LIB_DIR}")")")" + searchpath="${basepath}/bin:${basepath}/sbin:${basepath}/usr/bin:${basepath}/usr/sbin:${PATH}" + searchpath="${basepath}/netdata/bin:${basepath}/netdata/sbin:${basepath}/netdata/usr/bin:${basepath}/netdata/usr/sbin:${searchpath}" + ndbinary="$(PATH="${searchpath}" command -v netdata 2>/dev/null)" + + if [ -z "${ndbinary}" ]; then + current_version=0 + else + current_version="$(parse_version "$(${ndbinary} -v | cut -f 2 -d ' ')")" + fi + + latest_tag="$(get_latest_version)" + latest_version="$(parse_version "${latest_tag}")" + path_version="$(echo "${latest_tag}" | cut -f 1 -d "-")" + + # If we can't get the current version for some reason assume `0` + current_version="${current_version:-0}" + + # If we can't get the latest version for some reason assume `0` + latest_version="${latest_version:-0}" + + info "Current Version: ${current_version}" + info "Latest Version: ${latest_version}" + + if [ "${latest_version}" -gt 0 ] && [ "${current_version}" -gt 0 ] && [ "${current_version}" -ge "${latest_version}" ]; then + info "Newest version (current=${current_version} >= latest=${latest_version}) is already installed" + return 1 + else + info "Update available" + return 0 + fi +} + +set_tarball_urls() { + filename="netdata-latest.tar.gz" + + if [ "$2" = "yes" ]; then + if [ -e /opt/netdata/etc/netdata/.install-type ]; then + # shellcheck disable=SC1091 + . /opt/netdata/etc/netdata/.install-type + filename="netdata-${PREBUILT_ARCH}-latest.gz.run" + else + filename="netdata-x86_64-latest.gz.run" + fi + fi + + if [ "$1" = "stable" ]; then + latest="$(get_netdata_latest_tag "${NETDATA_STABLE_BASE_URL}" /dev/stdout)" + export NETDATA_TARBALL_URL="${NETDATA_STABLE_BASE_URL}/download/$latest/${filename}" + export NETDATA_TARBALL_CHECKSUM_URL="${NETDATA_STABLE_BASE_URL}/download/$latest/sha256sums.txt" + else + tag="$(get_netdata_latest_tag "${NETDATA_NIGHTLY_BASE_URL}" /dev/stdout)" + export NETDATA_TARBALL_URL="${NETDATA_NIGHTLY_BASE_URL}/download/${tag}/${filename}" + export NETDATA_TARBALL_CHECKSUM_URL="${NETDATA_NIGHTLY_BASE_URL}/download/${tag}/sha256sums.txt" + fi +} + +update_build() { + [ -z "${logfile}" ] && info "Running on a terminal - (this script also supports running headless from crontab)" + + RUN_INSTALLER=0 + ndtmpdir=$(create_tmp_directory) + cd "$ndtmpdir" || fatal "Failed to change current working directory to ${ndtmpdir}" U0016 + + install_build_dependencies + + if update_available; then + download "${NETDATA_TARBALL_CHECKSUM_URL}" "${ndtmpdir}/sha256sum.txt" >&3 2>&3 + download "${NETDATA_TARBALL_URL}" "${ndtmpdir}/netdata-latest.tar.gz" + if [ -n "${NETDATA_TARBALL_CHECKSUM}" ] && + grep "${NETDATA_TARBALL_CHECKSUM}" sha256sum.txt >&3 2>&3 && + [ "$NETDATA_FORCE_UPDATE" != "1" ]; then + info "Newest version is already installed" + else + if ! grep netdata-latest.tar.gz sha256sum.txt | safe_sha256sum -c - >&3 2>&3; then + fatal "Tarball checksum validation failed. Stopping netdata upgrade and leaving tarball in ${ndtmpdir}\nUsually this is a result of an older copy of the tarball or checksum file being cached somewhere upstream and can be resolved by retrying in an hour." U0008 + fi + NEW_CHECKSUM="$(safe_sha256sum netdata-latest.tar.gz 2> /dev/null | cut -d' ' -f1)" + tar -xf netdata-latest.tar.gz >&3 2>&3 + rm netdata-latest.tar.gz >&3 2>&3 + if [ -z "$path_version" ]; then + latest_tag="$(get_latest_version)" + path_version="$(echo "${latest_tag}" | cut -f 1 -d "-")" + fi + cd "$(find . -maxdepth 1 -type d -name "netdata-${path_version}*" | head -n 1)" || fatal "Failed to switch to build directory" U0017 + RUN_INSTALLER=1 + fi + fi + + # We got the sources, run the update now + if [ ${RUN_INSTALLER} -eq 1 ]; then + # signal netdata to start saving its database + # this is handy if your database is big + possible_pids=$(pidof netdata) + do_not_start= + if [ -n "${possible_pids}" ]; then + # shellcheck disable=SC2086 + kill -USR1 ${possible_pids} + else + # netdata is currently not running, so do not start it after updating + do_not_start="--dont-start-it" + fi + + env="env TMPDIR=${TMPDIR}" + + if [ -n "${NETDATA_SELECTED_DASHBOARD}" ]; then + env="${env} NETDATA_SELECTED_DASHBOARD=${NETDATA_SELECTED_DASHBOARD}" + fi + + if [ ! -x ./netdata-installer.sh ]; then + if [ "$(find . -mindepth 1 -maxdepth 1 -type d | wc -l)" -eq 1 ] && [ -x "$(find . -mindepth 1 -maxdepth 1 -type d)/netdata-installer.sh" ]; then + cd "$(find . -mindepth 1 -maxdepth 1 -type d)" || fatal "Failed to switch to build directory" U0018 + fi + fi + + if [ -e "${NETDATA_PREFIX}/etc/netdata/.install-type" ] ; then + install_type="$(cat "${NETDATA_PREFIX}"/etc/netdata/.install-type)" + else + install_type="INSTALL_TYPE='legacy-build'" + fi + + if [ "${INSTALL_TYPE}" = "custom" ] && [ -f "${NETDATA_PREFIX}" ]; then + install_type="INSTALL_TYPE='legacy-build'" + fi + + info "Re-installing netdata..." + export NETDATA_SAVE_WARNINGS=1 + export NETDATA_PROPAGATE_WARNINGS=1 + export NETDATA_WARNINGS="${NETDATA_WARNINGS}" + export NETDATA_SCRIPT_STATUS_PATH="${NETDATA_SCRIPT_STATUS_PATH}" + # shellcheck disable=SC2086 + if ! ${env} ./netdata-installer.sh ${REINSTALL_OPTIONS} --dont-wait ${do_not_start} >&3 2>&3; then + if [ -r "${NETDATA_SCRIPT_STATUS_PATH}" ]; then + # shellcheck disable=SC1090 + . "${NETDATA_SCRIPT_STATUS_PATH}" + rm -f "${NETDATA_SCRIPT_STATUS_PATH}" + fi + if [ -n "${EXIT_REASON}" ]; then + fatal "Failed to rebuild existing netdata install: ${EXIT_REASON}" "U${EXIT_CODE}" + else + fatal "Failed to rebuild existing netdata reinstall." UI0000 + fi + fi + + # We no longer store checksum info here. but leave this so that we clean up all environment files upon next update. + sed -i '/NETDATA_TARBALL/d' "${ENVIRONMENT_FILE}" + + info "Updating tarball checksum info" + echo "${NEW_CHECKSUM}" > "${NETDATA_LIB_DIR}/netdata.tarball.checksum" + + echo "${install_type}" > "${NETDATA_PREFIX}/etc/netdata/.install-type" + fi + + rm -rf "${ndtmpdir}" >&3 2>&3 + [ -n "${logfile}" ] && rm "${logfile}" && logfile= + + return 0 +} + +update_static() { + ndtmpdir="$(create_tmp_directory)" + PREVDIR="$(pwd)" + + info "Entering ${ndtmpdir}" + cd "${ndtmpdir}" || fatal "Failed to change current working directory to ${ndtmpdir}" U0019 + + if update_available; then + sysarch="${PREBUILT_ARCH}" + [ -z "$sysarch" ] && sysarch="$(uname -m)" + download "${NETDATA_TARBALL_CHECKSUM_URL}" "${ndtmpdir}/sha256sum.txt" + download "${NETDATA_TARBALL_URL}" "${ndtmpdir}/netdata-${sysarch}-latest.gz.run" + if ! grep "netdata-${sysarch}-latest.gz.run" "${ndtmpdir}/sha256sum.txt" | safe_sha256sum -c - > /dev/null 2>&1; then + fatal "Static binary checksum validation failed. Stopping netdata installation and leaving binary in ${ndtmpdir}\nUsually this is a result of an older copy of the file being cached somewhere and can be resolved by simply retrying in an hour." U000A + fi + + if [ -e /opt/netdata/etc/netdata/.install-type ] ; then + install_type="$(cat /opt/netdata/etc/netdata/.install-type)" + else + install_type="INSTALL_TYPE='legacy-static'" + fi + + # Do not pass any options other than the accept, for now + # shellcheck disable=SC2086 + if sh "${ndtmpdir}/netdata-${sysarch}-latest.gz.run" --accept -- ${REINSTALL_OPTIONS} >&3 2>&3; then + rm -r "${ndtmpdir}" + else + info "NOTE: did not remove: ${ndtmpdir}" + fi + + echo "${install_type}" > /opt/netdata/etc/netdata/.install-type + fi + + if [ -e "${PREVDIR}" ]; then + info "Switching back to ${PREVDIR}" + cd "${PREVDIR}" + fi + [ -n "${logfile}" ] && rm "${logfile}" && logfile= + exit 0 +} + +update_binpkg() { + os_release_file= + if [ -s "/etc/os-release" ] && [ -r "/etc/os-release" ]; then + os_release_file="/etc/os-release" + elif [ -s "/usr/lib/os-release" ] && [ -r "/usr/lib/os-release" ]; then + os_release_file="/usr/lib/os-release" + else + fatal "Cannot find an os-release file ..." U000B + fi + + # shellcheck disable=SC1090 + . "${os_release_file}" + + DISTRO="${ID}" + + supported_compat_names="debian ubuntu centos fedora opensuse ol amzn" + + if str_in_list "${DISTRO}" "${supported_compat_names}"; then + DISTRO_COMPAT_NAME="${DISTRO}" + else + case "${DISTRO}" in + opensuse-leap|opensuse-tumbleweed) + DISTRO_COMPAT_NAME="opensuse" + ;; + cloudlinux|almalinux|centos-stream|rocky|rhel) + DISTRO_COMPAT_NAME="centos" + ;; + *) + DISTRO_COMPAT_NAME="unknown" + ;; + esac + fi + + interactive_opts="" + env="" + + case "${DISTRO_COMPAT_NAME}" in + debian|ubuntu) + if [ "${INTERACTIVE}" = "0" ]; then + upgrade_subcmd="-o Dpkg::Options::=--force-confdef -o Dpkg::Options::=--force-confold --only-upgrade install" + interactive_opts="-y" + env="DEBIAN_FRONTEND=noninteractive" + else + upgrade_subcmd="--only-upgrade install" + fi + pm_cmd="apt-get" + repo_subcmd="update" + install_subcmd="install" + mark_auto_cmd="apt-mark auto" + pkg_install_opts="${interactive_opts}" + repo_update_opts="${interactive_opts}" + pkg_installed_check="dpkg-query -s" + INSTALL_TYPE="binpkg-deb" + ;; + centos|fedora|ol|amzn) + if [ "${INTERACTIVE}" = "0" ]; then + interactive_opts="-y" + fi + if command -v dnf > /dev/null; then + pm_cmd="dnf" + repo_subcmd="makecache" + mark_auto_cmd="dnf mark remove" + else + pm_cmd="yum" + mark_auto_cmd="yumdb set reason dep" + fi + upgrade_subcmd="upgrade" + install_subcmd="install" + pkg_install_opts="${interactive_opts}" + repo_update_opts="${interactive_opts}" + pkg_installed_check="rpm -q" + INSTALL_TYPE="binpkg-rpm" + ;; + opensuse) + if [ "${INTERACTIVE}" = "0" ]; then + upgrade_subcmd="--non-interactive update" + else + upgrade_subcmd="update" + fi + pm_cmd="zypper" + repo_subcmd="--gpg-auto-import-keys refresh" + install_subcmd="install" + mark_auto_cmd="" + pkg_install_opts="" + repo_update_opts="" + pkg_installed_check="rpm -q" + INSTALL_TYPE="binpkg-rpm" + ;; + *) + warning "We do not provide native packages for ${DISTRO}." + return 2 + ;; + esac + + if [ -n "${repo_subcmd}" ]; then + # shellcheck disable=SC2086 + env ${env} ${pm_cmd} ${repo_subcmd} ${repo_update_opts} >&3 2>&3 || fatal "Failed to update repository metadata." U000C + fi + + for repopkg in netdata-repo netdata-repo-edge; do + if ${pkg_installed_check} ${repopkg} > /dev/null 2>&1; then + # shellcheck disable=SC2086 + env ${env} ${pm_cmd} ${upgrade_subcmd} ${pkg_install_opts} ${repopkg} >&3 2>&3 || fatal "Failed to update Netdata repository config." U000D + # shellcheck disable=SC2086 + if [ -n "${repo_subcmd}" ]; then + env ${env} ${pm_cmd} ${repo_subcmd} ${repo_update_opts} >&3 2>&3 || fatal "Failed to update repository metadata." U000E + fi + fi + done + + # shellcheck disable=SC2086 + env ${env} ${pm_cmd} ${upgrade_subcmd} ${pkg_install_opts} netdata >&3 2>&3 || fatal "Failed to update Netdata package." U000F + + if ${pkg_installed_check} systemd > /dev/null 2>&1; then + if [ "${NETDATA_NO_SYSTEMD_JOURNAL}" -eq 0 ]; then + if ! ${pkg_installed_check} netdata-plugin-systemd-journal > /dev/null 2>&1; then + env ${env} ${pm_cmd} ${install_subcmd} ${pkg_install_opts} netdata-plugin-systemd-journal >&3 2>&3 + + if [ -n "${mark_auto_cmd}" ]; then + # shellcheck disable=SC2086 + env ${env} ${mark_auto_cmd} netdata-plugin-systemd-journal >&3 2>&3 + fi + fi + fi + fi + + [ -n "${logfile}" ] && rm "${logfile}" && logfile= + return 0 +} + +# Simple function to encapsulate original updater behavior. +update_legacy() { + set_tarball_urls "${RELEASE_CHANNEL}" "${IS_NETDATA_STATIC_BINARY}" + case "${IS_NETDATA_STATIC_BINARY}" in + yes) update_static && exit 0 ;; + *) update_build && exit 0 ;; + esac +} + +logfile= +ndtmpdir= + +trap cleanup EXIT + +if [ -t 2 ] || [ "${GITHUB_ACTIONS}" ]; then + # we are running on a terminal or under CI + # open fd 3 and send it to stderr + exec 3>&2 +else + # we are headless + # create a temporary file for the log + logfile="$(mktemp -t netdata-updater.log.XXXXXX)" + # open fd 3 and send it to logfile + exec 3> "${logfile}" +fi + +: "${ENVIRONMENT_FILE:=THIS_SHOULD_BE_REPLACED_BY_INSTALLER_SCRIPT}" + +if [ "${ENVIRONMENT_FILE}" = "THIS_SHOULD_BE_REPLACED_BY_INSTALLER_SCRIPT" ]; then + if [ -r "${script_dir}/../../../etc/netdata/.environment" ] || [ -r "${script_dir}/../../../etc/netdata/.install-type" ]; then + ENVIRONMENT_FILE="${script_dir}/../../../etc/netdata/.environment" + elif [ -r "/etc/netdata/.environment" ] || [ -r "/etc/netdata/.install-type" ]; then + ENVIRONMENT_FILE="/etc/netdata/.environment" + elif [ -r "/opt/netdata/etc/netdata/.environment" ] || [ -r "/opt/netdata/etc/netdata/.install-type" ]; then + ENVIRONMENT_FILE="/opt/netdata/etc/netdata/.environment" + else + envpath="$(find / -type d \( -path /sys -o -path /proc -o -path /dev \) -prune -false -o -path '*netdata/.environment' -type f 2> /dev/null | head -n 1)" + itpath="$(find / -type d \( -path /sys -o -path /proc -o -path /dev \) -prune -false -o -path '*netdata/.install-type' -type f 2> /dev/null | head -n 1)" + if [ -r "${envpath}" ]; then + ENVIRONMENT_FILE="${envpath}" + elif [ -r "${itpath}" ]; then + ENVIRONMENT_FILE="$(dirname "${itpath}")/.environment" + else + fatal "Cannot find environment file or install type file, unable to update." U0010 + fi + fi +fi + +if [ -r "${ENVIRONMENT_FILE}" ] ; then + # shellcheck source=/dev/null + . "${ENVIRONMENT_FILE}" || fatal "Failed to source ${ENVIRONMENT_FILE}" U0014 +fi + +if [ -r "$(dirname "${ENVIRONMENT_FILE}")/.install-type" ]; then + # shellcheck source=/dev/null + . "$(dirname "${ENVIRONMENT_FILE}")/.install-type" || fatal "Failed to source $(dirname "${ENVIRONMENT_FILE}")/.install-type" U0015 +fi + +if [ -r "$(dirname "${ENVIRONMENT_FILE}")/netdata-updater.conf" ]; then + # shellcheck source=/dev/null + . "$(dirname "${ENVIRONMENT_FILE}")/netdata-updater.conf" +fi + +while [ -n "${1}" ]; do + case "${1}" in + --not-running-from-cron) NETDATA_NOT_RUNNING_FROM_CRON=1 ;; + --no-updater-self-update) NETDATA_NO_UPDATER_SELF_UPDATE=1 ;; + --force-update) NETDATA_FORCE_UPDATE=1 ;; + --non-interactive) INTERACTIVE=0 ;; + --interactive) INTERACTIVE=1 ;; + --tmpdir-path) + NETDATA_TMPDIR_PATH="${2}" + shift 1 + ;; + --enable-auto-updates) + enable_netdata_updater "${2}" + exit $? + ;; + --disable-auto-updates) + disable_netdata_updater + exit $? + ;; + *) fatal "Unrecognized option ${1}" U001A ;; + esac + + shift 1 +done + +# Random sleep to alleviate stampede effect of Agents upgrading +# and disconnecting/reconnecting at the same time (or near to). +# But only we're not a controlling terminal (tty) +# Randomly sleep between 1s and 60m +if [ ! -t 1 ] && \ + [ -z "${GITHUB_ACTIONS}" ] && \ + [ -z "${NETDATA_NOT_RUNNING_FROM_CRON}" ] && \ + is_integer "${NETDATA_UPDATER_JITTER}" && \ + [ "${NETDATA_UPDATER_JITTER}" -gt 1 ]; then + rnd="$(awk " + BEGIN { srand() + printf(\"%d\\n\", ${NETDATA_UPDATER_JITTER} * rand()) + }")" + sleep $(((rnd % NETDATA_UPDATER_JITTER) + 1)) +fi + +# We dont expect to find lib dir variable on older installations, so load this path if none found +export NETDATA_LIB_DIR="${NETDATA_LIB_DIR:-${NETDATA_PREFIX}/var/lib/netdata}" + +# Source the tarball checksum, if not already available from environment (for existing installations with the old logic) +[ -z "${NETDATA_TARBALL_CHECKSUM}" ] && [ -f "${NETDATA_LIB_DIR}/netdata.tarball.checksum" ] && NETDATA_TARBALL_CHECKSUM="$(cat "${NETDATA_LIB_DIR}/netdata.tarball.checksum")" + +if echo "$INSTALL_TYPE" | grep -qv ^binpkg && [ "${INSTALL_UID}" != "$(id -u)" ]; then + fatal "You are running this script as user with uid $(id -u). We recommend to run this script as root (user with uid 0)" U0011 +fi + +self_update + +# shellcheck disable=SC2153 +case "${INSTALL_TYPE}" in + *-build) + validate_environment_file + set_tarball_urls "${RELEASE_CHANNEL}" "${IS_NETDATA_STATIC_BINARY}" + update_build && exit 0 + ;; + *-static*) + validate_environment_file + set_tarball_urls "${RELEASE_CHANNEL}" "${IS_NETDATA_STATIC_BINARY}" + update_static && exit 0 + ;; + *binpkg*) update_binpkg && exit 0 ;; + "") # Fallback case for no `.install-type` file. This just works like the old install type detection. + validate_environment_file + update_legacy + ;; + custom) + # At this point, we _should_ have a valid `.environment` file, but it's best to just check. + # If we do, then behave like the legacy updater. + if validate_environment_file && [ -n "${IS_NETDATA_STATIC_BINARY}" ]; then + update_legacy + else + fatal "This script does not support updating custom installations without valid environment files." U0012 + fi + ;; + oci) fatal "This script does not support updating Netdata inside our official Docker containers, please instead update the container itself." U0013 ;; + *) fatal "Unrecognized installation type (${INSTALL_TYPE}), unable to update." U0014 ;; +esac |