Fix kickstart error removing old cron symlink (#8849)

* Fix kickstart error removing old cron symlink

Fixes this:

```#!sh
root@debian:~# bash <(curl -Ss https://my-netdata.io/kickstart.sh)
[/root]# '' rm -f /etc/cron.daily/netdata-updater /dev/fd/63: line 114: : command not found
 FAILED
```

* Fix shellcheck erorrs the same as kickstart-static64.sh

* Fix md5sum of kickstart.sh in our docs

2 files changed, 262 insertions, 259 deletions

diff --git a/packaging/installer/kickstart.sh b/packaging/installer/kickstart.sh
index 4953179f09..9c22083896 100755
--- a/packaging/installer/kickstart.sh
+++ b/packaging/installer/kickstart.sh
@@ -33,231 +33,234 @@ PACKAGES_SCRIPT="https://raw.githubusercontent.com/netdata/netdata/master/packag
 # 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
+  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
+setup_terminal || echo > /dev/null
 
 # -----------------------------------------------------------------------------
 fatal() {
-	printf >&2 "${TPUT_BGRED}${TPUT_WHITE}${TPUT_BOLD} ABORTED ${TPUT_RESET} ${*} \n\n"
-	exit 1
+  printf >&2 "${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} ${*} \n\n"
+  printf >&2 "${TPUT_BGGREEN}${TPUT_WHITE}${TPUT_BOLD} OK ${TPUT_RESET} \n\n"
 }
 
 run_failed() {
-	printf >&2 "${TPUT_BGRED}${TPUT_WHITE}${TPUT_BOLD} FAILED ${TPUT_RESET} ${*} \n\n"
+  printf >&2 "${TPUT_BGRED}${TPUT_WHITE}${TPUT_BOLD} FAILED ${TPUT_RESET} \n\n"
 }
 
 ESCAPED_PRINT_METHOD=
-printf "%q " test >/dev/null 2>&1
-[ $? -eq 0 ] && ESCAPED_PRINT_METHOD="printfq"
+if printf "%q " test > /dev/null 2>&1; then
+  ESCAPED_PRINT_METHOD="printfq"
+fi
 escaped_print() {
-	if [ "${ESCAPED_PRINT_METHOD}" = "printfq" ]; then
-		printf "%q " "${@}"
-	else
-		printf "%s" "${*}"
-	fi
-	return 0
+  if [ "${ESCAPED_PRINT_METHOD}" = "printfq" ]; then
+    printf "%q " "${@}"
+  else
+    printf "%s" "${*}"
+  fi
+  return 0
 }
 
 progress() {
-	echo >&2 " --- ${TPUT_DIM}${TPUT_BOLD}${*}${TPUT_RESET} --- "
+  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}"
-
-	"${@}"
-
-	local ret=$?
-	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 ${ret}
+  local user="${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 "${info}"
+    escaped_print "${@}"
+    printf " ... "
+  } >> "${run_logfile}"
+
+  printf >&2 "${info_console}${TPUT_BOLD}${TPUT_YELLOW}"
+  escaped_print >&2 "${@}"
+  printf >&2 "${TPUT_RESET}"
+
+  "${@}"
+
+  local ret=$?
+  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} ${*} \n\n"
-	exit 1
+  printf >&2 "${TPUT_BGRED}${TPUT_WHITE}${TPUT_BOLD} ABORTED ${TPUT_RESET} ${*} \n\n"
+  exit 1
 }
 
 warning() {
-	printf >&2 "${TPUT_BGRED}${TPUT_WHITE}${TPUT_BOLD} WARNING ${TPUT_RESET} ${*} \n\n"
-	if [ "${INTERACTIVE}" = "0" ]; then
-		fatal "Stopping due to non-interactive mode. Fix the issue or retry installation in an interactive mode."
-	else
-		read -r -p "Press ENTER to attempt netdata installation > "
-		progress "OK, let's give it a try..."
-	fi
+  printf >&2 "${TPUT_BGRED}${TPUT_WHITE}${TPUT_BOLD} WARNING ${TPUT_RESET} ${*} \n\n"
+  if [ "${INTERACTIVE}" = "0" ]; then
+    fatal "Stopping due to non-interactive mode. Fix the issue or retry installation in an interactive mode."
+  else
+    read -r -p "Press ENTER to attempt netdata installation > "
+    progress "OK, let's give it a try..."
+  fi
 }
 
 create_tmp_directory() {
-	# Check if tmp is mounted as noexec
-	if grep -Eq '^[^ ]+ /tmp [^ ]+ ([^ ]*,)?noexec[, ]' /proc/mounts > /dev/null 2>&1; then
-		pattern="$(pwd)/netdata-kickstart-XXXXXX"
-	else
-		pattern="/tmp/netdata-kickstart-XXXXXX"
-	fi
-
-	mktemp -d $pattern
+  # Check if tmp is mounted as noexec
+  if grep -Eq '^[^ ]+ /tmp [^ ]+ ([^ ]*,)?noexec[, ]' /proc/mounts > /dev/null 2>&1; then
+    pattern="$(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 ${url}"
-	else
-		fatal "I need curl or wget to proceed, but neither is available on this system."
-	fi
+  url="${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 [ -n "${NETDATA_LOCAL_TARBALL_OVERRIDE}" ]; then
-		progress "Not fetching remote tarballs, local override was given"
-		return
-	fi
-
-	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-$latest.tar.gz"
-		export NETDATA_TARBALL_CHECKSUM_URL="https://github.com/netdata/netdata/releases/download/$latest/sha256sums.txt"
-	else
-		export NETDATA_TARBALL_URL="https://storage.googleapis.com/netdata-nightlies/netdata-latest.tar.gz"
-		export NETDATA_TARBALL_CHECKSUM_URL="https://storage.googleapis.com/netdata-nightlies/sha256sums.txt"
-	fi
+  if [ -n "${NETDATA_LOCAL_TARBALL_OVERRIDE}" ]; then
+    progress "Not fetching remote tarballs, local override was given"
+    return
+  fi
+
+  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-$latest.tar.gz"
+    export NETDATA_TARBALL_CHECKSUM_URL="https://github.com/netdata/netdata/releases/download/$latest/sha256sums.txt"
+  else
+    export NETDATA_TARBALL_URL="https://storage.googleapis.com/netdata-nightlies/netdata-latest.tar.gz"
+    export NETDATA_TARBALL_CHECKSUM_URL="https://storage.googleapis.com/netdata-nightlies/sha256sums.txt"
+  fi
 }
 
 detect_bash4() {
-	bash="${1}"
-	if [ -z "${BASH_VERSION}" ]; then
-		# we don't run under bash
-		if [ -n "${bash}" ] && [ -x "${bash}" ]; then
-			# shellcheck disable=SC2016
-			BASH_MAJOR_VERSION=$(${bash} -c 'echo "${BASH_VERSINFO[0]}"')
-		fi
-	else
-		# we run under bash
-		BASH_MAJOR_VERSION="${BASH_VERSINFO[0]}"
-	fi
-
-	if [ -z "${BASH_MAJOR_VERSION}" ]; then
-		echo >&2 "No BASH is available on this system"
-		return 1
-	elif [ $((BASH_MAJOR_VERSION)) -lt 4 ]; then
-		echo >&2 "No BASH v4+ is available on this system (installed bash is v${BASH_MAJOR_VERSION}"
-		return 1
-	fi
-	return 0
+  bash="${1}"
+  if [ -z "${BASH_VERSION}" ]; then
+    # we don't run under bash
+    if [ -n "${bash}" ] && [ -x "${bash}" ]; then
+      # shellcheck disable=SC2016
+      BASH_MAJOR_VERSION=$(${bash} -c 'echo "${BASH_VERSINFO[0]}"')
+    fi
+  else
+    # we run under bash
+    BASH_MAJOR_VERSION="${BASH_VERSINFO[0]}"
+  fi
+
+  if [ -z "${BASH_MAJOR_VERSION}" ]; then
+    echo >&2 "No BASH is available on this system"
+    return 1
+  elif [ $((BASH_MAJOR_VERSION)) -lt 4 ]; then
+    echo >&2 "No BASH v4+ is available on this system (installed bash is v${BASH_MAJOR_VERSION}"
+    return 1
+  fi
+  return 0
 }
 
 dependencies() {
-	SYSTEM="$(uname -s 2> /dev/null || uname -v)"
-	OS="$(uname -o 2> /dev/null || uname -rs)"
-	MACHINE="$(uname -m 2> /dev/null)"
-
-	echo "System            : ${SYSTEM}"
-	echo "Operating System  : ${OS}"
-	echo "Machine           : ${MACHINE}"
-	echo "BASH major version: ${BASH_MAJOR_VERSION}"
-
-	if [ "${OS}" != "GNU/Linux" ] && [ "${SYSTEM}" != "Linux" ]; then
-		warning "Cannot detect the packages to be installed on a ${SYSTEM} - ${OS} system."
-	else
-		bash="$(command -v bash 2>/dev/null)"
-		if ! detect_bash4 "${bash}"; then
-			warning "Cannot detect packages to be installed in this system, without BASH v4+."
-		else
-			progress "Fetching script to detect required packages..."
-			if [ -n "${NETDATA_LOCAL_TARBALL_OVERRIDE_DEPS_SCRIPT}" ]; then
-				if [ -f "${NETDATA_LOCAL_TARBALL_OVERRIDE_DEPS_SCRIPT}" ]; then
-					run cp "${NETDATA_LOCAL_TARBALL_OVERRIDE_DEPS_SCRIPT}" "${TMPDIR}/install-required-packages.sh"
-				else
-					fatal "Invalid given dependency file, please check your --local-files parameter options and try again"
-				fi
-			else
-				download "${PACKAGES_SCRIPT}" "${TMPDIR}/install-required-packages.sh"
-			fi
-
-			if [ ! -s "${TMPDIR}/install-required-packages.sh" ]; then
-				warning "Downloaded dependency installation script is empty."
-			else
-				progress "Running downloaded script to detect required packages..."
-				run ${sudo} "${bash}" "${TMPDIR}/install-required-packages.sh" ${PACKAGES_INSTALLER_OPTIONS}
-				# shellcheck disable=SC2181
-				if [ $? -ne 0 ] ; then
-					warning "It failed to install all the required packages, but installation might still be possible."
-				fi
-			fi
-
-		fi
-	fi
+  SYSTEM="$(uname -s 2> /dev/null || uname -v)"
+  OS="$(uname -o 2> /dev/null || uname -rs)"
+  MACHINE="$(uname -m 2> /dev/null)"
+
+  echo "System            : ${SYSTEM}"
+  echo "Operating System  : ${OS}"
+  echo "Machine           : ${MACHINE}"
+  echo "BASH major version: ${BASH_MAJOR_VERSION}"
+
+  if [ "${OS}" != "GNU/Linux" ] && [ "${SYSTEM}" != "Linux" ]; then
+    warning "Cannot detect the packages to be installed on a ${SYSTEM} - ${OS} system."
+  else
+    bash="$(command -v bash 2> /dev/null)"
+    if ! detect_bash4 "${bash}"; then
+      warning "Cannot detect packages to be installed in this system, without BASH v4+."
+    else
+      progress "Fetching script to detect required packages..."
+      if [ -n "${NETDATA_LOCAL_TARBALL_OVERRIDE_DEPS_SCRIPT}" ]; then
+        if [ -f "${NETDATA_LOCAL_TARBALL_OVERRIDE_DEPS_SCRIPT}" ]; then
+          run cp "${NETDATA_LOCAL_TARBALL_OVERRIDE_DEPS_SCRIPT}" "${TMPDIR}/install-required-packages.sh"
+        else
+          fatal "Invalid given dependency file, please check your --local-files parameter options and try again"
+        fi
+      else
+        download "${PACKAGES_SCRIPT}" "${TMPDIR}/install-required-packages.sh"
+      fi
+
+      if [ ! -s "${TMPDIR}/install-required-packages.sh" ]; then
+        warning "Downloaded dependency installation script is empty."
+      else
+        progress "Running downloaded script to detect required packages..."
+        run ${sudo} "${bash}" "${TMPDIR}/install-required-packages.sh" ${PACKAGES_INSTALLER_OPTIONS}
+        # shellcheck disable=SC2181
+        if [ $? -ne 0 ]; then
+          warning "It failed to install all the required packages, but installation might still be possible."
+        fi
+      fi
+
+    fi
+  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 $@
-	else
-		fatal "I could not find a suitable checksum binary to use"
-	fi
+  # Within the contexct of the installer, we only use -c option that is common between the two commands
+  # We will have to reconsider if we start non-common options
+  if command -v sha256sum > /dev/null 2>&1; then
+    sha256sum "$@"
+  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
 }
 
 # ---------------------------------------------------------------------------------------------------------------------
@@ -275,15 +278,15 @@ updater=""
 [ -x /etc/periodic/daily/netdata-updater ] && updater=/etc/periodic/daily/netdata-updater
 [ -x /etc/cron.daily/netdata-updater ] && updater=/etc/cron.daily/netdata-updater
 if [ -L "${updater}" ]; then
-	# remove old updater (symlink)
-	run "${sudo}" rm -f "${updater}"
-	updater=""
+  # remove old updater (symlink)
+  run ${sudo} rm -f "${updater}"
+  updater=""
 fi
 if [ -n "${updater}" ]; then
-	# attempt to run the updater, to respect any compilation settings already in place
-	progress "Re-installing netdata..."
-	run "${sudo}" "${updater}" -f || fatal "Failed to forcefully update netdata"
-	exit 0
+  # attempt to run the updater, to respect any compilation settings already in place
+  progress "Re-installing netdata..."
+  run ${sudo} "${updater}" -f || fatal "Failed to forcefully update netdata"
+  exit 0
 fi
 
 # ---------------------------------------------------------------------------------------------------------------------
@@ -295,68 +298,68 @@ NETDATA_INSTALLER_OPTIONS=""
 NETDATA_UPDATES="--auto-update"
 RELEASE_CHANNEL="nightly"
 while [ -n "${1}" ]; do
-	if [ "${1}" = "all" ]; then
-		PACKAGES_INSTALLER_OPTIONS="netdata-all"
-		shift 1
-	elif [ "${1}" = "--dont-wait" ] || [ "${1}" = "--non-interactive" ]; then
-		INTERACTIVE=0
-		shift 1
-	elif [ "${1}" = "--no-updates" ]; then
-		# echo >&2 "netdata will not auto-update"
-		NETDATA_UPDATES=
-		shift 1
-	elif [ "${1}" = "--stable-channel" ]; then
-		RELEASE_CHANNEL="stable"
-		NETDATA_INSTALLER_OPTIONS="$NETDATA_INSTALLER_OPTIONS --stable-channel"
-		shift 1
-	elif [ "${1}" = "--local-files" ]; then
-		shift 1
-		if [ -z "${1}" ]; then
-			fatal "Missing netdata: Option --local-files requires extra information. The desired tarball for netdata, the checksum, the go.d plugin tarball , the go.d plugin config tarball and the dependency management script, in this particular order"
-		fi
-
-		export NETDATA_LOCAL_TARBALL_OVERRIDE="${1}"
-		shift 1
-
-		if [ -z "${1}" ]; then
-			fatal "Missing checksum file: Option --local-files requires extra information. The desired tarball for netdata, the checksum, the go.d plugin tarball , the go.d plugin config tarball and the dependency management script, in this particular order"
-		fi
-
-		export NETDATA_LOCAL_TARBALL_OVERRIDE_CHECKSUM="${1}"
-		shift 1
-
-		if [ -z "${1}" ]; then
-			fatal "Missing go.d tarball: Option --local-files requires extra information. The desired tarball for netdata, the checksum, the go.d plugin tarball , the go.d plugin config tarball and the dependency management script, in this particular order"
-		fi
-
-		export NETDATA_LOCAL_TARBALL_OVERRIDE_GO_PLUGIN="${1}"
-		shift 1
-
-		if [ -z "${1}" ]; then
-			fatal "Missing go.d config tarball: Option --local-files requires extra information. The desired tarball for netdata, the checksum, the go.d plugin tarball , the go.d plugin config tarball and the dependency management script, in this particular order"
-		fi
-
-		export NETDATA_LOCAL_TARBALL_OVERRIDE_GO_PLUGIN_CONFIG="${1}"
-		shift 1
-
-		if [ -z "${1}" ]; then
-			fatal "Missing dependencies management scriptlet: Option --local-files requires extra information. The desired tarball for netdata, the checksum, the go.d plugin tarball , the go.d plugin config tarball and the dependency management script, in this particular order"
-		fi
-
-		export NETDATA_LOCAL_TARBALL_OVERRIDE_DEPS_SCRIPT="${1}"
-		shift 1
-	else
-		break
-	fi
+  if [ "${1}" = "all" ]; then
+    PACKAGES_INSTALLER_OPTIONS="netdata-all"
+    shift 1
+  elif [ "${1}" = "--dont-wait" ] || [ "${1}" = "--non-interactive" ]; then
+    INTERACTIVE=0
+    shift 1
+  elif [ "${1}" = "--no-updates" ]; then
+    # echo >&2 "netdata will not auto-update"
+    NETDATA_UPDATES=
+    shift 1
+  elif [ "${1}" = "--stable-channel" ]; then
+    RELEASE_CHANNEL="stable"
+    NETDATA_INSTALLER_OPTIONS="$NETDATA_INSTALLER_OPTIONS --stable-channel"
+    shift 1
+  elif [ "${1}" = "--local-files" ]; then
+    shift 1
+    if [ -z "${1}" ]; then
+      fatal "Missing netdata: Option --local-files requires extra information. The desired tarball for netdata, the checksum, the go.d plugin tarball , the go.d plugin config tarball and the dependency management script, in this particular order"
+    fi
+
+    export NETDATA_LOCAL_TARBALL_OVERRIDE="${1}"
+    shift 1
+
+    if [ -z "${1}" ]; then
+      fatal "Missing checksum file: Option --local-files requires extra information. The desired tarball for netdata, the checksum, the go.d plugin tarball , the go.d plugin config tarball and the dependency management script, in this particular order"
+    fi
+
+    export NETDATA_LOCAL_TARBALL_OVERRIDE_CHECKSUM="${1}"
+    shift 1
+
+    if [ -z "${1}" ]; then
+      fatal "Missing go.d tarball: Option --local-files requires extra information. The desired tarball for netdata, the checksum, the go.d plugin tarball , the go.d plugin config tarball and the dependency management script, in this particular order"
+    fi
+
+    export NETDATA_LOCAL_TARBALL_OVERRIDE_GO_PLUGIN="${1}"
+    shift 1
+
+    if [ -z "${1}" ]; then
+      fatal "Missing go.d config tarball: Option --local-files requires extra information. The desired tarball for netdata, the checksum, the go.d plugin tarball , the go.d plugin config tarball and the dependency management script, in this particular order"
+    fi
+
+    export NETDATA_LOCAL_TARBALL_OVERRIDE_GO_PLUGIN_CONFIG="${1}"
+    shift 1
+
+    if [ -z "${1}" ]; then
+      fatal "Missing dependencies management scriptlet: Option --local-files requires extra information. The desired tarball for netdata, the checksum, the go.d plugin tarball , the go.d plugin config tarball and the dependency management script, in this particular order"
+    fi
+
+    export NETDATA_LOCAL_TARBALL_OVERRIDE_DEPS_SCRIPT="${1}"
+    shift 1
+  else
+    break
+  fi
 done
 
 if [ "${INTERACTIVE}" = "0" ]; then
-	PACKAGES_INSTALLER_OPTIONS="--dont-wait --non-interactive ${PACKAGES_INSTALLER_OPTIONS}"
-	NETDATA_INSTALLER_OPTIONS="$NETDATA_INSTALLER_OPTIONS --dont-wait"
+  PACKAGES_INSTALLER_OPTIONS="--dont-wait --non-interactive ${PACKAGES_INSTALLER_OPTIONS}"
+  NETDATA_INSTALLER_OPTIONS="$NETDATA_INSTALLER_OPTIONS --dont-wait"
 fi
 
 TMPDIR=$(create_tmp_directory)
-cd "${TMPDIR}"
+cd "${TMPDIR}" || exit 1
 
 dependencies
 
@@ -364,32 +367,32 @@ dependencies
 # download netdata package
 
 if [ -z "${NETDATA_LOCAL_TARBALL_OVERRIDE}" ]; then
-	set_tarball_urls "${RELEASE_CHANNEL}"
+  set_tarball_urls "${RELEASE_CHANNEL}"
 
-	download "${NETDATA_TARBALL_CHECKSUM_URL}" "${TMPDIR}/sha256sum.txt"
-	download "${NETDATA_TARBALL_URL}" "${TMPDIR}/netdata-latest.tar.gz"
+  download "${NETDATA_TARBALL_CHECKSUM_URL}" "${TMPDIR}/sha256sum.txt"
+  download "${NETDATA_TARBALL_URL}" "${TMPDIR}/netdata-latest.tar.gz"
 else
-	progress "Installation sources were given as input, running installation using \"${NETDATA_LOCAL_TARBALL_OVERRIDE}\""
-	run cp "${NETDATA_LOCAL_TARBALL_OVERRIDE_CHECKSUM}" "${TMPDIR}/sha256sum.txt"
-	run cp "${NETDATA_LOCAL_TARBALL_OVERRIDE}" "${TMPDIR}/netdata-latest.tar.gz"
+  progress "Installation sources were given as input, running installation using \"${NETDATA_LOCAL_TARBALL_OVERRIDE}\""
+  run cp "${NETDATA_LOCAL_TARBALL_OVERRIDE_CHECKSUM}" "${TMPDIR}/sha256sum.txt"
+  run cp "${NETDATA_LOCAL_TARBALL_OVERRIDE}" "${TMPDIR}/netdata-latest.tar.gz"
 fi
 
-if ! grep netdata-latest.tar.gz "${TMPDIR}/sha256sum.txt" | safe_sha256sum -c - >/dev/null 2>&1; then
-	fatal "Tarball checksum validation failed. Stopping netdata installation and leaving tarball in ${TMPDIR}"
+if ! grep netdata-latest.tar.gz "${TMPDIR}/sha256sum.txt" | safe_sha256sum -c - > /dev/null 2>&1; then
+  fatal "Tarball checksum validation failed. Stopping netdata installation and leaving tarball in ${TMPDIR}"
 fi
 run tar -xf netdata-latest.tar.gz
-rm -rf netdata-latest.tar.gz >/dev/null 2>&1
+rm -rf netdata-latest.tar.gz > /dev/null 2>&1
 cd netdata-* || fatal "Cannot cd to netdata source tree"
 
 # ---------------------------------------------------------------------------------------------------------------------
 # install netdata from source
 
 if [ -x netdata-installer.sh ]; then
-	progress "Installing netdata..."
-	run ${sudo} ./netdata-installer.sh ${NETDATA_UPDATES} ${NETDATA_INSTALLER_OPTIONS} "${@}" || fatal "netdata-installer.sh exited with error"
-	if [ -d "${TMPDIR}" ] && [ ! "${TMPDIR}" = "/" ]; then
-		run ${sudo} rm -rf "${TMPDIR}" >/dev/null 2>&1
-	fi
+  progress "Installing netdata..."
+  run ${sudo} ./netdata-installer.sh ${NETDATA_UPDATES} ${NETDATA_INSTALLER_OPTIONS} "${@}" || fatal "netdata-installer.sh exited with error"
+  if [ -d "${TMPDIR}" ] && [ ! "${TMPDIR}" = "/" ]; then
+    run ${sudo} rm -rf "${TMPDIR}" > /dev/null 2>&1
+  fi
 else
-	fatal "Cannot install netdata from source (the source directory does not include netdata-installer.sh). Leaving all files in ${TMPDIR}"
+  fatal "Cannot install netdata from source (the source directory does not include netdata-installer.sh). Leaving all files in ${TMPDIR}"
 fi
diff --git a/packaging/installer/methods/kickstart.md b/packaging/installer/methods/kickstart.md
index 9dd4fca793..cd3c138654 100644
--- a/packaging/installer/methods/kickstart.md
+++ b/packaging/installer/methods/kickstart.md
@@ -58,7 +58,7 @@ To use `md5sum` to verify the intregity of the `kickstart.sh` script you will do
 run the following:
 
 ```bash
-[ "3058dbf398ba0d73d02c7626545610f5" = "$(curl -Ss https://my-netdata.io/kickstart.sh | md5sum | cut -d ' ' -f 1)" ] && echo "OK, VALID" || echo "FAILED, INVALID"
+[ "f1e7aa92ca64b797fdc14df59faad205" = "$(curl -Ss https://my-netdata.io/kickstart.sh | md5sum | cut -d ' ' -f 1)" ] && echo "OK, VALID" || echo "FAILED, INVALID"
 ```
 
 If the script is valid, this command will return `OK, VALID`.