summaryrefslogtreecommitdiffstats
path: root/packaging/installer/kickstart.sh
blob: c66cff3d28c6441bafce8e7ada41a65bf0cc2564 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
#!/usr/bin/env sh
# SPDX-License-Identifier: GPL-3.0-or-later
#
# Run me with:
#
# bash <(curl -Ss https://my-netdata.io/kickstart.sh)
#
# or (to install all netdata dependencies):
#
# bash <(curl -Ss https://my-netdata.io/kickstart.sh) all
#
# Other options:
#  --dont-wait                do not prompt for user input
#  --non-interactive          do not prompt for user input
#  --no-updates               do not install script for daily updates
#  --local-files   set the full path of the desired tarball to run install with
#
# This script will:
#
# 1. install all netdata compilation dependencies
#    using the package manager of the system
#
# 2. download netdata nightly package to temporary directory
#
# 3. install netdata

# shellcheck disable=SC2039,SC2059,SC2086

# External files
PACKAGES_SCRIPT="https://raw.githubusercontent.com/netdata/netdata-demo-site/master/install-required-packages.sh"

# ---------------------------------------------------------------------------------------------------------------------
# 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
}

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
}

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
}

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 [ -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
}

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
}

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)"
[ "${UID}" -ne "0" ] && sudo="sudo"
export PATH="${PATH}:/usr/local/bin:/usr/local/sbin"

# ---------------------------------------------------------------------------------------------------------------------
# try to update using autoupdater in the first place

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 "${updater}"
	updater=""
fi
if [ -n "${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
fi

# ---------------------------------------------------------------------------------------------------------------------
# install required system packages

INTERACTIVE=1
PACKAGES_INSTALLER_OPTIONS="netdata"
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
done

if [ "${INTERACTIVE}" = "0" ]; then
	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}"

dependencies

# ---------------------------------------------------------------------------------------------------------------------
# download netdata package

if [ -z "${NETDATA_LOCAL_TARBALL_OVERRIDE}" ]; then
	set_tarball_urls "${RELEASE_CHANNEL}"

	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"
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}"
fi
run tar -xf netdata-latest.tar.gz
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
else
	fatal "Cannot install netdata from source (the source directory does not include netdata-installer.sh). Leaving all files in ${TMPDIR}"
fi