diff options
Diffstat (limited to 'packaging/installer/netdata-updater.sh')
| -rwxr-xr-x | packaging/installer/netdata-updater.sh | 243 |
1 files changed, 223 insertions, 20 deletions
diff --git a/packaging/installer/netdata-updater.sh b/packaging/installer/netdata-updater.sh index 80faea0a0..fc8b39cdd 100755 --- a/packaging/installer/netdata-updater.sh +++ b/packaging/installer/netdata-updater.sh @@ -28,7 +28,7 @@ # Author: Pavlos Emm. Katsoulakis <paul@netdata.cloud> # Author: Austin S. Hemmelgarn <austin@netdata.cloud> -# Next unused error code: U001B +# Next unused error code: U001D set -e @@ -36,10 +36,12 @@ PACKAGES_SCRIPT="https://raw.githubusercontent.com/netdata/netdata/master/packag 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}" +NETDATA_DEFAULT_ACCEPT_MAJOR_VERSIONS="1 2" # Following variables are intended to be overridden by the updater config file. NETDATA_UPDATER_JITTER=3600 NETDATA_NO_SYSTEMD_JOURNAL=0 +NETDATA_ACCEPT_MAJOR_VERSIONS='' script_dir="$(CDPATH='' cd -- "$(dirname -- "$0")" && pwd -P)" @@ -147,6 +149,43 @@ issystemd() { return 1 } +# shellcheck disable=SC2009 +running_under_anacron() { + pid="${1:-$$}" + iter="${2:-0}" + + [ "${iter}" -gt 50 ] && return 1 + + if [ "$(uname -s)" = "Linux" ] && [ -r "/proc/${pid}/stat" ]; then + ppid="$(cut -f 4 -d ' ' "/proc/${pid}/stat")" + if [ -n "${ppid}" ]; then + # The below case accounts for the hidepid mount option for procfs, as well as setups with LSM + [ ! -r "/proc/${ppid}/comm" ] && return 1 + + [ "${ppid}" -eq "${pid}" ] && return 1 + + grep -q anacron "/proc/${ppid}/comm" && return 0 + + running_under_anacron "${ppid}" "$((iter + 1))" + + return "$?" + fi + else + ppid="$(ps -o pid= -o ppid= 2>/dev/null | grep -e "^ *${pid}" | xargs | cut -f 2 -d ' ')" + if [ -n "${ppid}" ]; then + [ "${ppid}" -eq "${pid}" ] && return 1 + + ps -o pid= -o command= 2>/dev/null | grep -e "^ *${ppid}" | grep -q anacron && return 0 + + running_under_anacron "${ppid}" "$((iter + 1))" + + return "$?" + fi + fi + + return 1 +} + _get_intervaldir() { if [ -d /etc/cron.daily ]; then echo /etc/cron.daily @@ -171,6 +210,38 @@ _get_scheduler_type() { fi } +confirm() { + prompt="${1} [y/n]" + + while true; do + echo "${prompt}" + read -r yn + + case "$yn" in + [Yy]*) return 0;; + [Nn]*) return 1;; + *) echo "Please answer yes or no.";; + esac + done +} + +warn_major_update() { + nmv_suffix="New major versions generally involve breaking changes, and may not work in the same way as older versions." + + if [ "${INTERACTIVE}" -eq 0 ]; then + warning "Would update to a new major version of Netdata. ${nmv_suffix}" + warning "To install the new major version anyway, either run the updater interactively, or include the new major version number in the NETDATA_ACCEPT_MAJOR_VERSIONS variable in ${UPDATER_CONFIG_PATH}." + fatal "Aborting update to new major version to avoid breaking things." U001B + else + warning "This update will install a new major version of Netdata. ${nmv_suffix}" + if confirm "Are you sure you want to update to a new major version of Netdata?"; then + notice "User accepted update to new major version of Netdata." + else + fatal "Aborting update to new major version at user request." U001C + fi + fi +} + install_build_dependencies() { bash="$(command -v bash 2> /dev/null)" @@ -362,15 +433,42 @@ check_for_curl() { _safe_download() { url="${1}" dest="${2}" + succeeded=0 + checked=0 + + if echo "${url}" | grep -Eq "^file:///"; then + run cp "${url#file://}" "${dest}" || return 1 + return 0 + fi check_for_curl if [ -n "${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 $? + checked=1 + + if "${curl}" -fsSL --connect-timeout 10 --retry 3 "${url}" > "${dest}"; then + succeeded=1 + else + rm -f "${dest}" + fi + fi + + if [ "${succeeded}" -eq 0 ]; then + if command -v wget > /dev/null 2>&1; then + checked=1 + + if wget -T 15 -O - "${url}" > "${dest}"; then + succeeded=1 + else + rm -f "${dest}" + fi + fi + fi + + if [ "${succeeded}" -eq 1 ]; then + return 0 + elif [ "${checked}" -eq 1 ]; then + return 1 else return 255 fi @@ -394,26 +492,58 @@ download() { get_netdata_latest_tag() { url="${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 '[^/]*$') - else + tag=$("${curl}" "${url}" -s -L -I -o /dev/null -w '%{url_effective}') + fi + + if [ -z "${tag}" ]; then + if command -v wget >/dev/null 2>&1; then + tag=$(wget -S -O /dev/null "${url}" 2>&1 | grep Location) + fi + fi + + if [ -z "${tag}" ]; then fatal "I need curl or wget to proceed, but neither of them are available on this system." U0006 fi - echo "${tag}" >"${dest}" + tag="$(echo "${tag}" | grep -Eom 1 '[^/]*/?$')" + + # Fallback case for simpler local testing. + if echo "${tag}" | grep -Eq 'latest/?$'; then + if _safe_download "${url}/latest-version.txt" ./ndupdate-version.txt; then + tag="$(cat ./ndupdate-version.txt)" + + if grep -q 'Not Found' ./ndupdate-version.txt; then + tag="latest" + fi + + rm -f ./ndupdate-version.txt + else + tag="latest" + fi + fi + + echo "${tag}" } 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 '')" + python_version_check=" +from __future__ import print_function +import sys, json + +try: + data = json.load(sys.stdin) +except: + print('') +else: + print(data[0]['commit']['committer']['date'] if isinstance(data, list) and data 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 '"')" @@ -494,9 +624,9 @@ parse_version() { get_latest_version() { if [ "${RELEASE_CHANNEL}" = "stable" ]; then - get_netdata_latest_tag "${NETDATA_STABLE_BASE_URL}" /dev/stdout + get_netdata_latest_tag "${NETDATA_STABLE_BASE_URL}" else - get_netdata_latest_tag "${NETDATA_NIGHTLY_BASE_URL}" /dev/stdout + get_netdata_latest_tag "${NETDATA_NIGHTLY_BASE_URL}" fi } @@ -513,6 +643,7 @@ update_available() { info "Force update requested" return 0 fi + basepath="$(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:${searchpath}" @@ -542,6 +673,27 @@ update_available() { return 1 else info "Update available" + + if [ "${current_version}" -ne 0 ] && [ "${latest_version}" -ne 0 ]; then + current_major="$(${ndbinary} -v | cut -f 2 -d ' ' | cut -f 1 -d '.' | tr -d 'v')" + latest_major="$(echo "${latest_tag}" | cut -f 1 -d '.' | tr -d 'v')" + + if [ "${current_major}" -ne "${latest_major}" ]; then + update_safe=0 + + for v in ${NETDATA_ACCEPT_MAJOR_VERSIONS}; do + if [ "${latest_major}" -eq "${v}" ]; then + update_safe=1 + break + fi + done + + if [ "${update_safe}" -eq 0 ]; then + warn_major_update + fi + fi + fi + return 0 fi } @@ -553,18 +705,23 @@ set_tarball_urls() { if [ -e /opt/netdata/etc/netdata/.install-type ]; then # shellcheck disable=SC1091 . /opt/netdata/etc/netdata/.install-type + [ -z "${PREBUILT_ARCH:-}" ] && PREBUILT_ARCH="$(uname -m)" 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 "${NETDATA_STABLE_BASE_URL}" /dev/stdout)" + if [ -n "${NETDATA_OFFLINE_INSTALL_SOURCE}" ]; then + path="$(cd "${NETDATA_OFFLINE_INSTALL_SOURCE}" || exit 1; pwd)" + export NETDATA_TARBALL_URL="file://${path}/${filename}" + export NETDATA_TARBALL_CHECKSUM_URL="file://${path}/sha256sums.txt" + elif [ "$1" = "stable" ]; then + latest="$(get_netdata_latest_tag "${NETDATA_STABLE_BASE_URL}")" export NETDATA_TARBALL_URL="${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)" + tag="$(get_netdata_latest_tag "${NETDATA_NIGHTLY_BASE_URL}")" export NETDATA_TARBALL_URL="${NETDATA_NIGHTLY_BASE_URL}/download/${tag}/${filename}" export NETDATA_TARBALL_CHECKSUM_URL="${NETDATA_NIGHTLY_BASE_URL}/download/${tag}/sha256sums.txt" fi @@ -713,6 +870,15 @@ update_static() { exit 0 } +get_new_binpkg_major() { + case "${pm_cmd}" in + apt-get) apt-get --just-print upgrade 2>&1 | grep Inst | grep ' netdata ' | cut -f 3 -d ' ' | tr -d '[]' | cut -f 1 -d '.' ;; + yum) yum check-update netdata | grep -E '^netdata ' | awk '{print $2}' | cut -f 1 -d '.' ;; + dnf) dnf check-update netdata | grep -E '^netdata ' | awk '{print $2}' | cut -f 1 -d '.' ;; + zypper) zypper list-updates | grep '| netdata |' | cut -f 5 -d '|' | tr -d ' ' | cut -f 1 -d '.' ;; + esac +} + update_binpkg() { os_release_file= if [ -s "/etc/os-release" ] && [ -r "/etc/os-release" ]; then @@ -823,6 +989,24 @@ update_binpkg() { fi done + current_major="$(netdata -v | cut -f 2 -d ' ' | cut -f 1 -d '.' | tr -d 'v')" + latest_major="$(get_new_binpkg_major)" + + if [ -n "${latest_major}" ] && [ "${latest_major}" -ne "${current_major}" ]; then + update_safe=0 + + for v in ${NETDATA_ACCEPT_MAJOR_VERSIONS}; do + if [ "${latest_major}" -eq "${v}" ]; then + update_safe=1 + break + fi + done + + if [ "${update_safe}" -eq 0 ]; then + warn_major_update + fi + fi + # shellcheck disable=SC2086 env ${env} ${pm_cmd} ${upgrade_subcmd} ${pkg_install_opts} netdata >&3 2>&3 || fatal "Failed to update Netdata package." U000F @@ -901,11 +1085,14 @@ if [ -r "$(dirname "${ENVIRONMENT_FILE}")/.install-type" ]; then . "$(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 +UPDATER_CONFIG_PATH="$(dirname "${ENVIRONMENT_FILE}")/netdata-updater.conf" +if [ -r "${UPDATER_CONFIG_PATH}" ]; then # shellcheck source=/dev/null - . "$(dirname "${ENVIRONMENT_FILE}")/netdata-updater.conf" + . "${UPDATER_CONFIG_PATH}" fi +[ -z "${NETDATA_ACCEPT_MAJOR_VERSIONS}" ] && NETDATA_ACCEPT_MAJOR_VERSIONS="${NETDATA_DEFAULT_ACCEPT_MAJOR_VERSIONS}" + while [ -n "${1}" ]; do case "${1}" in --not-running-from-cron) NETDATA_NOT_RUNNING_FROM_CRON=1 ;; @@ -913,6 +1100,10 @@ while [ -n "${1}" ]; do --force-update) NETDATA_FORCE_UPDATE=1 ;; --non-interactive) INTERACTIVE=0 ;; --interactive) INTERACTIVE=1 ;; + --offline-install-source) + NETDATA_OFFLINE_INSTALL_SOURCE="${2}" + shift 1 + ;; --tmpdir-path) NETDATA_TMPDIR_PATH="${2}" shift 1 @@ -931,6 +1122,18 @@ while [ -n "${1}" ]; do shift 1 done +if [ -n "${NETDATA_OFFLINE_INSTALL_SOURCE}" ]; then + NETDATA_NO_UPDATER_SELF_UPDATE=1 + NETDATA_UPDATER_JITTER=0 + NETDATA_FORCE_UPDATE=1 +fi + +# If we seem to be running under anacron, act as if we’re not running from cron. +# This is mostly to disable jitter, which should not be needed when run from anacron. +if running_under_anacron; then + NETDATA_NOT_RUNNING_FROM_CRON="${NETDATA_NOT_RUNNING_FROM_CRON:-1}" +fi + # 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) |