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#!/usr/bin/env sh
# SPDX-License-Identifier: GPL-3.0-or-later
# shellcheck disable=SC1117,SC2039,SC2059,SC2086
# ---------------------------------------------------------------------------------------------------------------------
# library functions copied from packaging/installer/functions.sh
setup_terminal() {
TPUT_RESET=""
TPUT_YELLOW=""
TPUT_WHITE=""
TPUT_BGRED=""
TPUT_BGGREEN=""
TPUT_BOLD=""
TPUT_DIM=""
# Is stderr on the terminal? If not, then fail
test -t 2 || return 1
if command -v tput >/dev/null 2>&1; then
if [ $(($(tput colors 2>/dev/null))) -ge 8 ]; then
# Enable colors
TPUT_RESET="$(tput sgr 0)"
TPUT_YELLOW="$(tput setaf 3)"
TPUT_WHITE="$(tput setaf 7)"
TPUT_BGRED="$(tput setab 1)"
TPUT_BGGREEN="$(tput setab 2)"
TPUT_BOLD="$(tput bold)"
TPUT_DIM="$(tput dim)"
fi
fi
return 0
}
setup_terminal || echo >/dev/null
# -----------------------------------------------------------------------------
fatal() {
printf >&2 "${TPUT_BGRED}${TPUT_WHITE}${TPUT_BOLD} ABORTED ${TPUT_RESET} ${*} \n\n"
exit 1
}
run_ok() {
printf >&2 "${TPUT_BGGREEN}${TPUT_WHITE}${TPUT_BOLD} OK ${TPUT_RESET} ${*} \n\n"
}
run_failed() {
printf >&2 "${TPUT_BGRED}${TPUT_WHITE}${TPUT_BOLD} FAILED ${TPUT_RESET} ${*} \n\n"
}
ESCAPED_PRINT_METHOD=
printf "%q " test >/dev/null 2>&1
[ $? -eq 0 ] && ESCAPED_PRINT_METHOD="printfq"
escaped_print() {
if [ "${ESCAPED_PRINT_METHOD}" = "printfq" ]; then
printf "%q " "${@}"
else
printf "%s" "${*}"
fi
return 0
}
progress() {
echo >&2 " --- ${TPUT_DIM}${TPUT_BOLD}${*}${TPUT_RESET} --- "
}
run_logfile="/dev/null"
run() {
local user="${USER--}" dir="${PWD}" info info_console
if [ "${UID}" = "0" ]; then
info="[root ${dir}]# "
info_console="[${TPUT_DIM}${dir}${TPUT_RESET}]# "
else
info="[${user} ${dir}]$ "
info_console="[${TPUT_DIM}${dir}${TPUT_RESET}]$ "
fi
printf >>"${run_logfile}" "${info}"
escaped_print >>"${run_logfile}" "${@}"
printf >>"${run_logfile}" " ... "
printf >&2 "${info_console}${TPUT_BOLD}${TPUT_YELLOW}"
escaped_print >&2 "${@}"
printf >&2 "${TPUT_RESET}\n"
"${@}"
local ret=$?
if [ ${ret} -ne 0 ]; then
run_failed
printf >>"${run_logfile}" "FAILED with exit code ${ret}\n"
else
run_ok
printf >>"${run_logfile}" "OK\n"
fi
return ${ret}
}
fatal() {
printf >&2 "${TPUT_BGRED}${TPUT_WHITE}${TPUT_BOLD} ABORTED ${TPUT_RESET} ${*} \n\n"
exit 1
}
create_tmp_directory() {
# Check if tmp is mounted as noexec
if grep -Eq '^[^ ]+ /tmp [^ ]+ ([^ ]*,)?noexec[, ]' /proc/mounts; then
pattern="$(pwd)/netdata-kickstart-XXXXXX"
else
pattern="/tmp/netdata-kickstart-XXXXXX"
fi
mktemp -d $pattern
}
download() {
url="${1}"
dest="${2}"
if command -v curl >/dev/null 2>&1; then
run curl -sSL --connect-timeout 10 --retry 3 "${url}" >"${dest}" || fatal "Cannot download ${url}"
elif command -v wget >/dev/null 2>&1; then
run wget -T 15 -O - "${url}" >"${dest}" || fatal "Cannot download ${url}"
else
fatal "I need curl or wget to proceed, but neither is available on this system."
fi
}
set_tarball_urls() {
if [ "$1" == "stable" ]; then
local latest
# Simple version
# latest="$(curl -sSL https://api.github.com/repos/netdata/netdata/releases/latest | grep tag_name | cut -d'"' -f4)"
latest="$(download "https://api.github.com/repos/netdata/netdata/releases/latest" /dev/stdout | grep tag_name | cut -d'"' -f4)"
export NETDATA_TARBALL_URL="https://github.com/netdata/netdata/releases/download/$latest/netdata-$latest.gz.run"
export NETDATA_TARBALL_CHECKSUM_URL="https://github.com/netdata/netdata/releases/download/$latest/sha256sums.txt"
else
export NETDATA_TARBALL_URL="https://storage.googleapis.com/netdata-nightlies/netdata-latest.gz.run"
export NETDATA_TARBALL_CHECKSUM_URL="https://storage.googleapis.com/netdata-nightlies/sha256sums.txt"
fi
}
safe_sha256sum() {
# Within the contexct 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 sha256sum >/dev/null 2>&1; then
sha256sum $@
elif command -v shasum >/dev/null 2>&1; then
shasum -a 256 $@
else
fatal "I could not find a suitable checksum binary to use"
fi
}
# ---------------------------------------------------------------------------------------------------------------------
umask 022
sudo=""
[ -z "${UID}" ] && UID="$(id -u)"
[ "${UID}" -ne "0" ] && sudo="sudo"
# ---------------------------------------------------------------------------------------------------------------------
if [ "$(uname -m)" != "x86_64" ]; then
fatal "Static binary versions of netdata are available only for 64bit Intel/AMD CPUs (x86_64), but yours is: $(uname -m)."
fi
if [ "$(uname -s)" != "Linux" ]; then
fatal "Static binary versions of netdata are available only for Linux, but this system is $(uname -s)"
fi
# ---------------------------------------------------------------------------------------------------------------------
opts=
inner_opts=
RELEASE_CHANNEL="nightly"
while [ -n "${1}" ]; do
if [ "${1}" = "--dont-wait" ] || [ "${1}" = "--non-interactive" ] || [ "${1}" = "--accept" ]; then
opts="${opts} --accept"
elif [ "${1}" = "--dont-start-it" ]; then
inner_opts="${inner_opts} ${1}"
elif [ "${1}" = "--stable-channel" ]; then
RELEASE_CHANNEL="stable"
else
echo >&2 "Unknown option '${1}'"
exit 1
fi
shift
done
[ -n "${inner_opts}" ] && inner_opts="-- ${inner_opts}"
# ---------------------------------------------------------------------------------------------------------------------
TMPDIR=$(create_tmp_directory)
cd "${TMPDIR}" || :
set_tarball_urls "${RELEASE_CHANNEL}"
progress "Downloading static netdata binary: ${NETDATA_TARBALL_URL}"
download "${NETDATA_TARBALL_CHECKSUM_URL}" "${TMPDIR}/sha256sum.txt"
download "${NETDATA_TARBALL_URL}" "${TMPDIR}/netdata-latest.gz.run"
if ! grep netdata-latest.gz.run "${TMPDIR}/sha256sum.txt" | safe_sha256sum -c - >/dev/null 2>&1; then
fatal "Static binary checksum validation failed. Stopping netdata installation and leaving binary in ${TMPDIR}"
fi
# ---------------------------------------------------------------------------------------------------------------------
progress "Installing netdata"
run ${sudo} sh "${TMPDIR}/netdata-latest.gz.run" ${opts} ${inner_opts}
#shellcheck disable=SC2181
if [ $? -eq 0 ]; then
rm "${TMPDIR}/netdata-latest.gz.run"
else
echo >&2 "NOTE: did not remove: ${TMPDIR}/netdata-latest.gz.run"
fi
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