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-rwxr-xr-xpackaging/installer/netdata-updater.sh78
1 files changed, 41 insertions, 37 deletions
diff --git a/packaging/installer/netdata-updater.sh b/packaging/installer/netdata-updater.sh
index 59c5fab11..be98079c8 100755
--- a/packaging/installer/netdata-updater.sh
+++ b/packaging/installer/netdata-updater.sh
@@ -1,4 +1,4 @@
-#!/usr/bin/env bash
+#!/bin/sh
# Netdata updater utility
#
@@ -48,7 +48,7 @@ error() {
: "${ENVIRONMENT_FILE:=THIS_SHOULD_BE_REPLACED_BY_INSTALLER_SCRIPT}"
-if [ "${ENVIRONMENT_FILE}" == "THIS_SHOULD_BE_REPLACED_BY_INSTALLER_SCRIPT" ]; then
+if [ "${ENVIRONMENT_FILE}" = "THIS_SHOULD_BE_REPLACED_BY_INSTALLER_SCRIPT" ]; then
if [ -r "${script_dir}/../../../etc/netdata/.environment" ]; then
ENVIRONMENT_FILE="${script_dir}/../../../etc/netdata/.environment"
elif [ -r "/etc/netdata/.environment" ]; then
@@ -96,7 +96,6 @@ cleanup() {
}
_cannot_use_tmpdir() {
- local testfile ret
testfile="$(TMPDIR="${1}" mktemp -q -t netdata-test.XXXXXXXXXX)"
ret=0
@@ -124,9 +123,7 @@ create_tmp_directory() {
if [ -z "${TMPDIR}" ] || _cannot_use_tmpdir "${TMPDIR}" ; then
if _cannot_use_tmpdir /tmp ; then
if _cannot_use_tmpdir "${PWD}" ; then
- echo >&2
- echo >&2 "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."
- exit 1
+ 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."
else
TMPDIR="${PWD}"
fi
@@ -173,9 +170,8 @@ download() {
}
get_netdata_latest_tag() {
- local dest="${1}"
- local url="https://github.com/netdata/netdata/releases/latest"
- local tag
+ dest="${1}"
+ url="https://github.com/netdata/netdata/releases/latest"
if command -v curl >/dev/null 2>&1; then
tag=$(curl "${url}" -s -L -I -o /dev/null -w '%{url_effective}' | grep -m 1 -o '[^/]*$')
@@ -185,7 +181,7 @@ get_netdata_latest_tag() {
fatal "I need curl or wget to proceed, but neither of them are available on this system."
fi
- if [[ ! $tag =~ ^v[0-9]+\..+ ]]; then
+ if echo "${tag}" | grep -vEq "^v[0-9]+\..+"; then
fatal "Cannot download latest stable tag from ${url}"
fi
@@ -193,7 +189,7 @@ get_netdata_latest_tag() {
}
newer_commit_date() {
- echo >&3 "Checking if a newer version of the updater script is available."
+ info "Checking if a newer version of the updater script is available."
if command -v jq > /dev/null 2>&1; then
commit_date="$(_safe_download "https://api.github.com/repos/netdata/netdata/commits?path=packaging%2Finstaller%2Fnetdata-updater.sh&page=1&per_page=1" /dev/stdout | jq '.[0].commit.committer.date' | tr -d '"')"
@@ -218,7 +214,7 @@ newer_commit_date() {
self_update() {
if [ -z "${NETDATA_NO_UPDATER_SELF_UPDATE}" ] && newer_commit_date; then
- echo >&3 "Downloading newest version of updater script."
+ info "Downloading newest version of updater script."
ndtmpdir=$(create_tmp_directory)
cd "$ndtmpdir" || exit 1
@@ -228,7 +224,7 @@ self_update() {
export ENVIRONMENT_FILE="${ENVIRONMENT_FILE}"
exec ./netdata-updater.sh --not-running-from-cron --no-updater-self-update --tmpdir-path "$(pwd)"
else
- echo >&3 "Failed to download newest version of updater script, continuing with current version."
+ error "Failed to download newest version of updater script, continuing with current version."
fi
fi
}
@@ -241,22 +237,24 @@ parse_version() {
r="$(echo "${r}" | sed -e 's/^v\(.*\)/\1/')"
fi
- read -r -a p <<< "$(echo "${r}" | tr '-' ' ')"
+ tmpfile="$(mktemp)"
+ echo "${r}" | tr '-' ' ' > "${tmpfile}"
+ read -r v b _ < "${tmpfile}"
- v="${p[0]}"
- b="${p[1]}"
- _="${p[2]}" # ignore the SHA
-
- if [[ ! "${b}" =~ ^[0-9]+$ ]]; then
+ if echo "${b}" | grep -vEq "^[0-9]+$"; then
b="0"
fi
- read -r -a pp <<< "$(echo "${v}" | tr '.' ' ')"
- printf "%03d%03d%03d%05d" "${pp[0]}" "${pp[1]}" "${pp[2]}" "${b}"
+ 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 [ "${RELEASE_CHANNEL}" == "stable" ]; then
+ if [ "${RELEASE_CHANNEL}" = "stable" ]; then
get_netdata_latest_tag /dev/stdout
else
download "$NETDATA_NIGHTLIES_BASEURL/latest-version.txt" /dev/stdout
@@ -264,14 +262,13 @@ get_latest_version() {
}
set_tarball_urls() {
- local extension="tar.gz"
+ extension="tar.gz"
- if [ "$2" == "yes" ]; then
+ if [ "$2" = "yes" ]; then
extension="gz.run"
fi
if [ "$1" = "stable" ]; then
- local latest
latest="$(get_netdata_latest_tag /dev/stdout)"
export NETDATA_TARBALL_URL="https://github.com/netdata/netdata/releases/download/$latest/netdata-$latest.${extension}"
export NETDATA_TARBALL_CHECKSUM_URL="https://github.com/netdata/netdata/releases/download/$latest/sha256sums.txt"
@@ -328,8 +325,7 @@ update() {
possible_pids=$(pidof netdata)
do_not_start=
if [ -n "${possible_pids}" ]; then
- read -r -a pids_to_kill <<< "${possible_pids}"
- kill -USR1 "${pids_to_kill[@]}"
+ kill -USR1 "${possible_pids}"
else
# netdata is currently not running, so do not start it after updating
do_not_start="--dont-start-it"
@@ -396,17 +392,21 @@ done
# But only we're not a controlling terminal (tty)
# Randomly sleep between 1s and 60m
if [ ! -t 1 ] && [ -z "${NETDATA_NOT_RUNNING_FROM_CRON}" ]; then
- sleep $(((RANDOM % 3600) + 1))
+ rnd="$(awk '
+ BEGIN { srand()
+ printf("%d\n", 3600 * rand())
+ }')"
+ sleep $(((rnd % 3600) + 1))
fi
# shellcheck source=/dev/null
-source "${ENVIRONMENT_FILE}" || exit 1
+. "${ENVIRONMENT_FILE}" || exit 1
# We dont expect to find lib dir variable on older installations, so load this path if none found
export NETDATA_LIB_DIR="${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 "${NETDATA_LIB_DIR}/netdata.tarball.checksum")"
+[ -z "${NETDATA_TARBALL_CHECKSUM}" ] && [ -f "${NETDATA_LIB_DIR}/netdata.tarball.checksum" ] && NETDATA_TARBALL_CHECKSUM="$(cat "${NETDATA_LIB_DIR}/netdata.tarball.checksum")"
# Grab the nightlies baseurl (defaulting to our Google Storage bucket)
export NETDATA_NIGHTLIES_BASEURL="${NETDATA_NIGHTLIES_BASEURL:-https://storage.googleapis.com/netdata-nightlies}"
@@ -431,11 +431,11 @@ self_update
set_tarball_urls "${RELEASE_CHANNEL}" "${IS_NETDATA_STATIC_BINARY}"
-if [ "${IS_NETDATA_STATIC_BINARY}" == "yes" ]; then
+if [ "${IS_NETDATA_STATIC_BINARY}" = "yes" ]; then
ndtmpdir="$(create_tmp_directory)"
PREVDIR="$(pwd)"
- echo >&2 "Entering ${ndtmpdir}"
+ info "Entering ${ndtmpdir}"
cd "${ndtmpdir}" || exit 1
download "${NETDATA_TARBALL_CHECKSUM_URL}" "${ndtmpdir}/sha256sum.txt"
@@ -452,16 +452,20 @@ if [ "${IS_NETDATA_STATIC_BINARY}" == "yes" ]; then
# Do not pass any options other than the accept, for now
# shellcheck disable=SC2086
- if sh "${ndtmpdir}/netdata-latest.gz.run" --accept -- ${REINSTALL_OPTIONS}; then
- rm -r "${ndtmpdir}"
+ if sh "${ndtmpdir}/netdata-latest.gz.run" --accept -- ${REINSTALL_OPTIONS} >&3 2>&3; then
+ rm -rf "${ndtmpdir}" >&3 2>&3
else
- echo >&2 "NOTE: did not remove: ${ndtmpdir}"
+ info "NOTE: did not remove: ${ndtmpdir}"
fi
echo "${install_type}" > /opt/netdata/etc/netdata/.install-type
- echo >&2 "Switching back to ${PREVDIR}"
- cd "${PREVDIR}"
+ if [ -e "${PREVDIR}" ]; then
+ info "Switching back to ${PREVDIR}"
+ cd "${PREVDIR}"
+ fi
+ [ -n "${logfile}" ] && rm "${logfile}" && logfile=
+ exit 0
else
# the installer updates this script - so we run and exit in a single line
update && exit 0