plugins.d/alarm-notify.sh

   1 #!/usr/bin/env bash
   2
   3 # netdata
   4 # real-time performance and health monitoring, done right!
   5 # (C) 2016 Costa Tsaousis <costa@tsaousis.gr>
   6 # GPL v3+
   7 #
   8 # Script to send alarm notifications for netdata
   9 #
  10 # Features:
  11 #  - multiple notification methods
  12 #  - multiple roles per alarm
  13 #  - multiple recipients per role
  14 #  - severity filtering per recipient
  15 #
  16 # Supported notification methods:
  17 #  - emails by @ktsaou
  18 #  - slack.com notifications by @ktsaou
  19 #  - pushover.net notifications by @ktsaou
  20 #  - pushbullet.com push notifications by Tiago Peralta @tperalta82 PR #1070
  21 #  - telegram.org notifications by @hashworks PR #1002
  22 #  - twilio.com notifications by Levi Blaney @shadycuz PR #1211
  23 #  - kafka notifications by @ktsaou #1342
  24 #  - pagerduty.com notifications by Jim Cooley @jimcooley PR #1373
  25 #  - messagebird.com notifications by @tech_no_logical #1453
  26 #  - hipchart notifications by @ktsaou #1561
  27
  28 # -----------------------------------------------------------------------------
  29 # testing notifications
  30
  31 if [ \( "${1}" = "test" -o "${2}" = "test" \) -a "${#}" -le 2 ]
  32 then
  33     if [ "${2}" = "test" ]
  34     then
  35         recipient="${1}"
  36     else
  37         recipient="${2}"
  38     fi
  39
  40     [ -z "${recipient}" ] && recipient="sysadmin"
  41
  42     id=1
  43     last="CLEAR"
  44     for x in "CRITICAL" "WARNING" "CLEAR"
  45     do
  46         echo >&2
  47         echo >&2 "# SENDING TEST ${x} ALARM TO ROLE: ${recipient}"
  48
  49         "${0}" "${recipient}" "$(hostname)" 1 1 "${id}" "$(date +%s)" "test_alarm" "test.chart" "test.family" "${x}" "${last}" 100 90 "${0}" 1 $((0 + id)) "units" "this is a test alarm to verify notifications work" "new value" "old value"
  50         if [ $? -ne 0 ]
  51         then
  52             echo >&2 "# FAILED"
  53         else
  54             echo >&2 "# OK"
  55         fi
  56
  57         last="${x}"
  58         id=$((id + 1))
  59     done
  60
  61     exit 1
  62 fi
  63
  64 export PATH="${PATH}:/sbin:/usr/sbin:/usr/local/sbin"
  65 export LC_ALL=C
  66
  67 # -----------------------------------------------------------------------------
  68
  69 PROGRAM_NAME="$(basename "${0}")"
  70
  71 logdate() {
  72     date "+%Y-%m-%d %H:%M:%S"
  73 }
  74
  75 log() {
  76     local status="${1}"
  77     shift
  78
  79     echo >&2 "$(logdate): ${PROGRAM_NAME}: ${status}: ${*}"
  80
  81 }
  82
  83 warning() {
  84     log WARNING "${@}"
  85 }
  86
  87 error() {
  88     log ERROR "${@}"
  89 }
  90
  91 info() {
  92     log INFO "${@}"
  93 }
  94
  95 fatal() {
  96     log FATAL "${@}"
  97     exit 1
  98 }
  99
 100 debug=0
 101 debug() {
 102     [ ${debug} -eq 1 ] && log DEBUG "${@}"
 103 }
 104
 105 # -----------------------------------------------------------------------------
 106
 107 # check for BASH v4+ (required for associative arrays)
 108 [ $(( ${BASH_VERSINFO[0]} )) -lt 4 ] && \
 109     fatal "BASH version 4 or later is required (this is ${BASH_VERSION})."
 110
 111 # -----------------------------------------------------------------------------
 112 # defaults to allow running this script by hand
 113
 114 NETDATA_CONFIG_DIR="${NETDATA_CONFIG_DIR-/etc/netdata}"
 115 NETDATA_CACHE_DIR="${NETDATA_CACHE_DIR-/var/cache/netdata}"
 116 [ -z "${NETDATA_REGISTRY_URL}" ] && NETDATA_REGISTRY_URL="https://registry.my-netdata.io"
 117 [ -z "${NETDATA_HOSTNAME}" ] && NETDATA_HOSTNAME="$(hostname)"
 118 [ -z "${NETDATA_REGISTRY_HOSTNAME}" ] && NETDATA_REGISTRY_HOSTNAME="${NETDATA_HOSTNAME}"
 119
 120 # -----------------------------------------------------------------------------
 121 # parse command line parameters
 122
 123 roles="${1}"       # the roles that should be notified for this event
 124 host="${2}"        # the host generated this event
 125 unique_id="${3}"   # the unique id of this event
 126 alarm_id="${4}"    # the unique id of the alarm that generated this event
 127 event_id="${5}"    # the incremental id of the event, for this alarm id
 128 when="${6}"        # the timestamp this event occurred
 129 name="${7}"        # the name of the alarm, as given in netdata health.d entries
 130 chart="${8}"       # the name of the chart (type.id)
 131 family="${9}"      # the family of the chart
 132 status="${10}"     # the current status : REMOVED, UNITIALIZED, UNDEFINED, CLEAR, WARNING, CRITICAL
 133 old_status="${11}" # the previous status: REMOVED, UNITIALIZED, UNDEFINED, CLEAR, WARNING, CRITICAL
 134 value="${12}"      # the current value of the alarm
 135 old_value="${13}"  # the previous value of the alarm
 136 src="${14}"        # the line number and file the alarm has been configured
 137 duration="${15}"   # the duration in seconds of the previous alarm state
 138 non_clear_duration="${16}" # the total duration in seconds this is/was non-clear
 139 units="${17}"      # the units of the value
 140 info="${18}"       # a short description of the alarm
 141 value_string="${19}"        # friendly value (with units)
 142 old_value_string="${20}"    # friendly old value (with units)
 143
 144 # -----------------------------------------------------------------------------
 145 # screen statuses we don't need to send a notification
 146
 147 # don't do anything if this is not WARNING, CRITICAL or CLEAR
 148 if [ "${status}" != "WARNING" -a "${status}" != "CRITICAL" -a "${status}" != "CLEAR" ]
 149 then
 150     info "not sending notification for ${status} on '${chart}.${name}'"
 151     exit 1
 152 fi
 153
 154 # don't do anything if this is CLEAR, but it was not WARNING or CRITICAL
 155 if [ "${old_status}" != "WARNING" -a "${old_status}" != "CRITICAL" -a "${status}" = "CLEAR" ]
 156 then
 157     info "not sending notification for ${status} on '${chart}.${name}' (last status was ${old_status})"
 158     exit 1
 159 fi
 160
 161 # -----------------------------------------------------------------------------
 162 # load configuration
 163
 164 # By default fetch images from the global public registry.
 165 # This is required by default, since all notification methods need to download
 166 # images via the Internet, and private registries might not be reachable.
 167 # This can be overwritten at the configuration file.
 168 images_base_url="https://registry.my-netdata.io"
 169
 170 # needed commands
 171 # if empty they will be searched in the system path
 172 curl=
 173 sendmail=
 174
 175 # enable / disable features
 176 SEND_SLACK="YES"
 177 SEND_PUSHOVER="YES"
 178 SEND_TWILIO="YES"
 179 SEND_HIPCHAT="YES"
 180 SEND_MESSAGEBIRD="YES"
 181 SEND_TELEGRAM="YES"
 182 SEND_EMAIL="YES"
 183 SEND_PUSHBULLET="YES"
 184 SEND_KAFKA="YES"
 185 SEND_PD="YES"
 186
 187 # slack configs
 188 SLACK_WEBHOOK_URL=
 189 DEFAULT_RECIPIENT_SLACK=
 190 declare -A role_recipients_slack=()
 191
 192 # pushover configs
 193 PUSHOVER_APP_TOKEN=
 194 DEFAULT_RECIPIENT_PUSHOVER=
 195 declare -A role_recipients_pushover=()
 196
 197 # pushbullet configs
 198 PUSHBULLET_ACCESS_TOKEN=
 199 DEFAULT_RECIPIENT_PUSHBULLET=
 200 declare -A role_recipients_pushbullet=()
 201
 202 # twilio configs
 203 TWILIO_ACCOUNT_SID=
 204 TWILIO_ACCOUNT_TOKEN=
 205 TWILIO_NUMBER=
 206 DEFAULT_RECIPIENT_TWILIO=
 207 declare -A role_recipients_twilio=()
 208
 209 # hipchat configs
 210 HIPCHAT_AUTH_TOKEN=
 211 DEFAULT_RECIPIENT_HIPCHAT=
 212 declare -A role_recipients_hipchat=()
 213
 214 # messagebird configs
 215 MESSAGEBIRD_ACCESS_KEY=
 216 MESSAGEBIRD_NUMBER=
 217 DEFAULT_RECIPIENT_MESSAGEBIRD=
 218 declare -A role_recipients_messagebird=()
 219
 220 # telegram configs
 221 TELEGRAM_BOT_TOKEN=
 222 DEFAULT_RECIPIENT_TELEGRAM=
 223 declare -A role_recipients_telegram=()
 224
 225 # kafka configs
 226 KAFKA_URL=
 227 KAFKA_SENDER_IP=
 228
 229 # pagerduty.com configs
 230 PD_SERVICE_KEY=
 231 declare -A role_recipients_pd=()
 232
 233 # email configs
 234 DEFAULT_RECIPIENT_EMAIL="root"
 235 declare -A role_recipients_email=()
 236
 237 # load the user configuration
 238 # this will overwrite the variables above
 239 if [ -f "${NETDATA_CONFIG_DIR}/health_alarm_notify.conf" ]
 240     then
 241     source "${NETDATA_CONFIG_DIR}/health_alarm_notify.conf"
 242 fi
 243
 244 # -----------------------------------------------------------------------------
 245 # filter a recipient based on alarm event severity
 246
 247 filter_recipient_by_criticality() {
 248     local method="${1}" x="${2}" r s
 249     shift
 250
 251     r="${x/|*/}" # the recipient
 252     s="${x/*|/}" # the severity required for notifying this recipient
 253
 254     # no severity filtering for this person
 255     [ "${r}" = "${s}" ] && return 0
 256
 257     # the severity is invalid
 258     s="${s^^}"
 259     [ "${s}" != "CRITICAL" ] && return 0
 260
 261     # the new or the old status matches the severity
 262     if [ "${s}" = "${status}" -o "${s}" = "${old_status}" ]
 263         then
 264         [ ! -d "${NETDATA_CACHE_DIR}/alarm-notify/${method}/${r}" ] && \
 265             mkdir -p "${NETDATA_CACHE_DIR}/alarm-notify/${method}/${r}"
 266
 267         # we need to keep track of the notifications we sent
 268         # so that the same user will receive the recovery
 269         # even if old_status does not match the required severity
 270         touch "${NETDATA_CACHE_DIR}/alarm-notify/${method}/${r}/${alarm_id}"
 271         return 0
 272     fi
 273
 274     # it is a cleared alarm we have sent notification for
 275     if [ "${status}" != "WARNING" -a "${status}" != "CRITICAL" -a -f "${NETDATA_CACHE_DIR}/alarm-notify/${method}/${r}/${alarm_id}" ]
 276         then
 277         rm "${NETDATA_CACHE_DIR}/alarm-notify/${method}/${r}/${alarm_id}"
 278         return 0
 279     fi
 280
 281     return 1
 282 }
 283
 284 # -----------------------------------------------------------------------------
 285 # find the recipients' addresses per method
 286
 287 declare -A arr_slack=()
 288 declare -A arr_pushover=()
 289 declare -A arr_pushbullet=()
 290 declare -A arr_twilio=()
 291 declare -A arr_hipchat=()
 292 declare -A arr_telegram=()
 293 declare -A arr_pd=()
 294 declare -A arr_email=()
 295
 296 # netdata may call us with multiple roles, and roles may have multiple but
 297 # overlapping recipients - so, here we find the unique recipients.
 298 for x in ${roles//,/ }
 299 do
 300     # the roles 'silent' and 'disabled' mean:
 301     # don't send a notification for this role
 302     [ "${x}" = "silent" -o "${x}" = "disabled" ] && continue
 303
 304     # email
 305     a="${role_recipients_email[${x}]}"
 306     [ -z "${a}" ] && a="${DEFAULT_RECIPIENT_EMAIL}"
 307     for r in ${a//,/ }
 308     do
 309         [ "${r}" != "disabled" ] && filter_recipient_by_criticality email "${r}" && arr_email[${r/|*/}]="1"
 310     done
 311
 312     # pushover
 313     a="${role_recipients_pushover[${x}]}"
 314     [ -z "${a}" ] && a="${DEFAULT_RECIPIENT_PUSHOVER}"
 315     for r in ${a//,/ }
 316     do
 317         [ "${r}" != "disabled" ] && filter_recipient_by_criticality pushover "${r}" && arr_pushover[${r/|*/}]="1"
 318     done
 319
 320     # pushbullet
 321     a="${role_recipients_pushbullet[${x}]}"
 322     [ -z "${a}" ] && a="${DEFAULT_RECIPIENT_PUSHBULLET}"
 323     for r in ${a//,/ }
 324     do
 325         [ "${r}" != "disabled" ] && filter_recipient_by_criticality pushbullet "${r}" && arr_pushbullet[${r/|*/}]="1"
 326     done
 327
 328     # twilio
 329     a="${role_recipients_twilio[${x}]}"
 330     [ -z "${a}" ] && a="${DEFAULT_RECIPIENT_TWILIO}"
 331     for r in ${a//,/ }
 332     do
 333         [ "${r}" != "disabled" ] && filter_recipient_by_criticality twilio "${r}" && arr_twilio[${r/|*/}]="1"
 334     done
 335
 336     # hipchat
 337     a="${role_recipients_hipchat[${x}]}"
 338     [ -z "${a}" ] && a="${DEFAULT_RECIPIENT_HIPCHAT}"
 339     for r in ${a//,/ }
 340     do
 341         [ "${r}" != "disabled" ] && filter_recipient_by_criticality hipchat "${r}" && arr_hipchat[${r/|*/}]="1"
 342     done
 343
 344     # messagebird
 345     a="${role_recipients_messagebird[${x}]}"
 346     [ -z "${a}" ] && a="${DEFAULT_RECIPIENT_MESSAGEBIRD}"
 347     for r in ${a//,/ }
 348     do
 349         [ "${r}" != "disabled" ] && filter_recipient_by_criticality messagebird "${r}" && arr_messagebird[${r/|*/}]="1"
 350     done
 351
 352     # telegram
 353     a="${role_recipients_telegram[${x}]}"
 354     [ -z "${a}" ] && a="${DEFAULT_RECIPIENT_TELEGRAM}"
 355     for r in ${a//,/ }
 356     do
 357         [ "${r}" != "disabled" ] && filter_recipient_by_criticality telegram "${r}" && arr_telegram[${r/|*/}]="1"
 358     done
 359
 360     # slack
 361     a="${role_recipients_slack[${x}]}"
 362     [ -z "${a}" ] && a="${DEFAULT_RECIPIENT_SLACK}"
 363     for r in ${a//,/ }
 364     do
 365         [ "${r}" != "disabled" ] && filter_recipient_by_criticality slack "${r}" && arr_slack[${r/|*/}]="1"
 366     done
 367
 368     # pagerduty.com
 369     a="${role_recipients_pd[${x}]}"
 370     [ -z "${a}" ] && a="${DEFAULT_RECIPIENT_PD}"
 371     for r in ${a//,/ }
 372     do
 373         [ "${r}" != "disabled" ] && filter_recipient_by_criticality pd "${r}" && arr_pd[${r/|*/}]="1"
 374     done
 375 done
 376
 377 # build the list of slack recipients (channels)
 378 to_slack="${!arr_slack[*]}"
 379 [ -z "${to_slack}" ] && SEND_SLACK="NO"
 380
 381 # build the list of pushover recipients (user tokens)
 382 to_pushover="${!arr_pushover[*]}"
 383 [ -z "${to_pushover}" ] && SEND_PUSHOVER="NO"
 384
 385 # build the list of pushbulet recipients (user tokens)
 386 to_pushbullet="${!arr_pushbullet[*]}"
 387 [ -z "${to_pushbullet}" ] && SEND_PUSHBULLET="NO"
 388
 389 # build the list of twilio recipients (phone numbers)
 390 to_twilio="${!arr_twilio[*]}"
 391 [ -z "${to_twilio}" ] && SEND_TWILIO="NO"
 392
 393 # build the list of hipchat recipients (rooms)
 394 to_hipchat="${!arr_hipchat[*]}"
 395 [ -z "${to_hipchat}" ] && SEND_HIPCHAT="NO"
 396
 397 # build the list of messagebird recipients (phone numbers)
 398 to_messagebird="${!arr_messagebird[*]}"
 399 [ -z "${to_messagebird}" ] && SEND_MESSAGEBIRD="NO"
 400
 401 # check array of telegram recipients (chat ids)
 402 to_telegram="${!arr_telegram[*]}"
 403 [ -z "${to_telegram}" ] && SEND_TELEGRAM="NO"
 404
 405 # build the list of pagerduty recipients (service keys)
 406 to_pd="${!arr_pd[*]}"
 407 [ -z "${to_pd}" ] && SEND_PD="NO"
 408
 409 # build the list of email recipients (email addresses)
 410 to_email=
 411 for x in "${!arr_email[@]}"
 412 do
 413     [ ! -z "${to_email}" ] && to_email="${to_email}, "
 414     to_email="${to_email}${x}"
 415 done
 416 [ -z "${to_email}" ] && SEND_EMAIL="NO"
 417
 418
 419 # -----------------------------------------------------------------------------
 420 # verify the delivery methods supported
 421
 422 # check slack
 423 [ -z "${SLACK_WEBHOOK_URL}" ] && SEND_SLACK="NO"
 424
 425 # check pushover
 426 [ -z "${PUSHOVER_APP_TOKEN}" ] && SEND_PUSHOVER="NO"
 427
 428 # check pushbullet
 429 [ -z "${PUSHBULLET_ACCESS_TOKEN}" ] && SEND_PUSHBULLET="NO"
 430
 431 # check twilio
 432 [ -z "${TWILIO_ACCOUNT_TOKEN}" -o -z "${TWILIO_ACCOUNT_SID}" -o -z "${TWILIO_NUMBER}" ] && SEND_TWILIO="NO"
 433
 434 # check hipchat
 435 [ -z "${HIPCHAT_AUTH_TOKEN}" ] && SEND_HIPCHAT="NO"
 436
 437 # check messagebird
 438 [ -z "${MESSAGEBIRD_ACCESS_KEY}" -o -z "${MESSAGEBIRD_NUMBER}" ] && SEND_MESSAGEBIRD="NO"
 439
 440 # check telegram
 441 [ -z "${TELEGRAM_BOT_TOKEN}" ] && SEND_TELEGRAM="NO"
 442
 443 # check kafka
 444 [ -z "${KAFKA_URL}" -o -z "${KAFKA_SENDER_IP}" ] && SEND_KAFKA="NO"
 445
 446 # check pagerduty.com
 447 # if we need pd-send, check for the pd-send command
 448 # https://www.pagerduty.com/docs/guides/agent-install-guide/
 449 if [ "${SEND_PD}" = "YES" ]
 450     then
 451     pd_send="$(which pd-send 2>/dev/null || command -v pd-send 2>/dev/null)"
 452     if [ -z "${pd_send}" ]
 453         then
 454         # no pd-send available
 455         # disable pagerduty.com
 456         SEND_PD="NO"
 457     fi
 458 fi
 459
 460 # if we need curl, check for the curl command
 461 if [ \( \
 462            "${SEND_PUSHOVER}"    = "YES" \
 463         -o "${SEND_SLACK}"       = "YES" \
 464         -o "${SEND_HIPCHAT}"     = "YES" \
 465         -o "${SEND_TWILIO}"      = "YES" \
 466         -o "${SEND_MESSAGEBIRD}" = "YES" \
 467         -o "${SEND_TELEGRAM}"    = "YES" \
 468         -o "${SEND_PUSHBULLET}"  = "YES" \
 469         -o "${SEND_KAFKA}"       = "YES" \
 470     \) -a -z "${curl}" ]
 471     then
 472     curl="$(which curl 2>/dev/null || command -v curl 2>/dev/null)"
 473     if [ -z "${curl}" ]
 474         then
 475         # no curl available
 476         # disable all curl based methods
 477         SEND_PUSHOVER="NO"
 478         SEND_PUSHBULLET="NO"
 479         SEND_TELEGRAM="NO"
 480         SEND_SLACK="NO"
 481         SEND_TWILIO="NO"
 482         SEND_HIPCHAT="NO"
 483         SEND_MESSAGEBIRD="NO"
 484         SEND_KAFKA="NO"
 485     fi
 486 fi
 487
 488 # if we need sendmail, check for the sendmail command
 489 if [ "${SEND_EMAIL}" = "YES" -a -z "${sendmail}" ]
 490     then
 491     sendmail="$(which sendmail 2>/dev/null || command -v sendmail 2>/dev/null)"
 492     [ -z "${sendmail}" ] && SEND_EMAIL="NO"
 493 fi
 494
 495 # check that we have at least a method enabled
 496 if [   "${SEND_EMAIL}"          != "YES" \
 497     -a "${SEND_PUSHOVER}"       != "YES" \
 498     -a "${SEND_TELEGRAM}"       != "YES" \
 499     -a "${SEND_SLACK}"          != "YES" \
 500     -a "${SEND_TWILIO}"         != "YES" \
 501     -a "${SEND_HIPCHAT}"        != "YES" \
 502     -a "${SEND_MESSAGEBIRD}"    != "YES" \
 503     -a "${SEND_PUSHBULLET}"     != "YES" \
 504     -a "${SEND_KAFKA}"          != "YES" \
 505     -a "${SEND_PD}"             != "YES" \
 506     ]
 507     then
 508     fatal "All notification methods are disabled. Not sending notification to '${roles}' for '${name}' = '${value}' of chart '${chart}' for status '${status}'."
 509 fi
 510
 511 # -----------------------------------------------------------------------------
 512 # find a suitable hostname to use, if netdata did not supply a hostname
 513
 514 [ -z "${host}" ] && host="${NETDATA_HOSTNAME}"
 515 [ -z "${host}" ] && host="${NETDATA_REGISTRY_HOSTNAME}"
 516 [ -z "${host}" ] && host="$(hostname 2>/dev/null)"
 517
 518 # -----------------------------------------------------------------------------
 519 # get the date the alarm happened
 520
 521 date="$(date --date=@${when} 2>/dev/null)"
 522 [ -z "${date}" ] && date="$(date 2>/dev/null)"
 523
 524 # -----------------------------------------------------------------------------
 525 # function to URL encode a string
 526
 527 urlencode() {
 528     local string="${1}" strlen encoded pos c o
 529
 530     strlen=${#string}
 531     for (( pos=0 ; pos<strlen ; pos++ ))
 532     do
 533         c=${string:${pos}:1}
 534         case "${c}" in
 535             [-_.~a-zA-Z0-9])
 536                 o="${c}"
 537                 ;;
 538
 539             *)
 540                 printf -v o '%%%02x' "'${c}"
 541                 ;;
 542         esac
 543         encoded+="${o}"
 544     done
 545
 546     REPLY="${encoded}"
 547     echo "${REPLY}"
 548 }
 549
 550 # -----------------------------------------------------------------------------
 551 # function to convert a duration in seconds, to a human readable duration
 552 # using DAYS, MINUTES, SECONDS
 553
 554 duration4human() {
 555     local s="${1}" d=0 h=0 m=0 ds="day" hs="hour" ms="minute" ss="second" ret
 556     d=$(( s / 86400 ))
 557     s=$(( s - (d * 86400) ))
 558     h=$(( s / 3600 ))
 559     s=$(( s - (h * 3600) ))
 560     m=$(( s / 60 ))
 561     s=$(( s - (m * 60) ))
 562
 563     if [ ${d} -gt 0 ]
 564     then
 565         [ ${m} -ge 30 ] && h=$(( h + 1 ))
 566         [ ${d} -gt 1 ] && ds="days"
 567         [ ${h} -gt 1 ] && hs="hours"
 568         if [ ${h} -gt 0 ]
 569         then
 570             ret="${d} ${ds} and ${h} ${hs}"
 571         else
 572             ret="${d} ${ds}"
 573         fi
 574     elif [ ${h} -gt 0 ]
 575     then
 576         [ ${s} -ge 30 ] && m=$(( m + 1 ))
 577         [ ${h} -gt 1 ] && hs="hours"
 578         [ ${m} -gt 1 ] && ms="minutes"
 579         if [ ${m} -gt 0 ]
 580         then
 581             ret="${h} ${hs} and ${m} ${ms}"
 582         else
 583             ret="${h} ${hs}"
 584         fi
 585     elif [ ${m} -gt 0 ]
 586     then
 587         [ ${m} -gt 1 ] && ms="minutes"
 588         [ ${s} -gt 1 ] && ss="seconds"
 589         if [ ${s} -gt 0 ]
 590         then
 591             ret="${m} ${ms} and ${s} ${ss}"
 592         else
 593             ret="${m} ${ms}"
 594         fi
 595     else
 596         [ ${s} -gt 1 ] && ss="seconds"
 597         ret="${s} ${ss}"
 598     fi
 599
 600     REPLY="${ret}"
 601     echo "${REPLY}"
 602 }
 603
 604 # -----------------------------------------------------------------------------
 605 # email sender
 606
 607 send_email() {
 608     local ret=
 609     if [ "${SEND_EMAIL}" = "YES" ]
 610         then
 611
 612         "${sendmail}" -t
 613         ret=$?
 614
 615         if [ ${ret} -eq 0 ]
 616         then
 617             info "sent email notification for: ${host} ${chart}.${name} is ${status} to '${to_email}'"
 618             return 0
 619         else
 620             error "failed to send email notification for: ${host} ${chart}.${name} is ${status} to '${to_email}' with error code ${ret}."
 621             return 1
 622         fi
 623     fi
 624
 625     return 1
 626 }
 627
 628 # -----------------------------------------------------------------------------
 629 # pushover sender
 630
 631 send_pushover() {
 632     local apptoken="${1}" usertokens="${2}" when="${3}" url="${4}" status="${5}" title="${6}" message="${7}" httpcode sent=0 user priority
 633
 634     if [ "${SEND_PUSHOVER}" = "YES" -a ! -z "${apptoken}" -a ! -z "${usertokens}" -a ! -z "${title}" -a ! -z "${message}" ]
 635         then
 636
 637         # https://pushover.net/api
 638         priority=-2
 639         case "${status}" in
 640             CLEAR) priority=-1;;   # low priority: no sound or vibration
 641             WARNING) priotity=0;;  # normal priority: respect quiet hours
 642             CRITICAL) priority=1;; # high priority: bypass quiet hours
 643             *) priority=-2;;       # lowest priority: no notification at all
 644         esac
 645
 646         for user in ${usertokens}
 647         do
 648             httpcode=$(${curl} --write-out %{http_code} --silent --output /dev/null \
 649                 --form-string "token=${apptoken}" \
 650                 --form-string "user=${user}" \
 651                 --form-string "html=1" \
 652                 --form-string "title=${title}" \
 653                 --form-string "message=${message}" \
 654                 --form-string "timestamp=${when}" \
 655                 --form-string "url=${url}" \
 656                 --form-string "url_title=Open netdata dashboard to view the alarm" \
 657                 --form-string "priority=${priority}" \
 658                 https://api.pushover.net/1/messages.json)
 659
 660             if [ "${httpcode}" == "200" ]
 661             then
 662                 info "sent pushover notification for: ${host} ${chart}.${name} is ${status} to '${user}'"
 663                 sent=$((sent + 1))
 664             else
 665                 error "failed to send pushover notification for: ${host} ${chart}.${name} is ${status} to '${user}' with HTTP error code ${httpcode}."
 666             fi
 667         done
 668
 669         [ ${sent} -gt 0 ] && return 0
 670     fi
 671
 672     return 1
 673 }
 674
 675 # -----------------------------------------------------------------------------
 676 # pushbullet sender
 677
 678 send_pushbullet() {
 679     local userapikey="${1}" recipients="${2}"  title="${3}" message="${4}" httpcode sent=0 user
 680     if [ "${SEND_PUSHBULLET}" = "YES" -a ! -z "${userapikey}" -a ! -z "${recipients}" -a ! -z "${message}" -a ! -z "${title}" ]
 681         then
 682         #https://docs.pushbullet.com/#create-push
 683         for user in ${recipients}
 684         do
 685             httpcode=$(${curl} --write-out %{http_code} --silent --output /dev/null \
 686               --header 'Access-Token: '${userapikey}'' \
 687               --header 'Content-Type: application/json' \
 688               --data-binary  @<(cat <<EOF
 689                               {"title": "${title}",
 690                               "type": "note",
 691                               "email": "${user}",
 692                               "body": "$( echo -n ${message})"}
 693 EOF
 694                ) "https://api.pushbullet.com/v2/pushes" -X POST)
 695
 696             if [ "${httpcode}" == "200" ]
 697             then
 698                 info "sent pushbullet notification for: ${host} ${chart}.${name} is ${status} to '${user}'"
 699                 sent=$((sent + 1))
 700             else
 701                 error "failed to send pushbullet notification for: ${host} ${chart}.${name} is ${status} to '${user}' with HTTP error code ${httpcode}."
 702             fi
 703         done
 704
 705         [ ${sent} -gt 0 ] && return 0
 706     fi
 707
 708     return 1
 709 }
 710
 711 # -----------------------------------------------------------------------------
 712 # kafka sender
 713
 714 send_kafka() {
 715     local httpcode sent=0
 716     if [ "${SEND_KAFKA}" = "YES" ]
 717         then
 718             httpcode=$(${curl} -X POST --write-out %{http_code} --silent --output /dev/null \
 719                 --data "{host_ip:\"${KAFKA_SENDER_IP}\",when:${when},name:\"${name}\",chart:\"${chart}\",family:\"${family}\",status:\"${status}\",old_status:\"${old_status}\",value:${value},old_value:${old_value},duration:${duration},non_clear_duration:${non_clear_duration},units:\"${units}\",info:\"${info}\"}" \
 720                 "${KAFKA_URL}")
 721
 722             if [ "${httpcode}" == "204" ]
 723             then
 724                 info "sent kafka data for: ${host} ${chart}.${name} is ${status} and ip '${KAFKA_SENDER_IP}'"
 725                 sent=$((sent + 1))
 726             else
 727                 error "failed to send kafka data for: ${host} ${chart}.${name} is ${status} and ip '${KAFKA_SENDER_IP}' with HTTP error code ${httpcode}."
 728             fi
 729
 730         [ ${sent} -gt 0 ] && return 0
 731     fi
 732
 733     return 1
 734 }
 735
 736 # -----------------------------------------------------------------------------
 737 # pagerduty.com sender
 738
 739 send_pd() {
 740     local recipients="${1}" sent=0
 741     unset t
 742     case ${status} in
 743         CLEAR)    t='resolve';;
 744         WARNING)  t='trigger';;
 745         CRITICAL) t='trigger';;
 746     esac
 747
 748     if [ ${SEND_PD} = "YES" -a ! -z "${t}" ]
 749         then
 750         for PD_SERVICE_KEY in ${recipients}
 751         do
 752             d="${status} ${name} = ${value_string} - ${host}, ${family}"
 753             ${pd_send} -k ${PD_SERVICE_KEY} \
 754                        -t ${t} \
 755                        -d "${d}" \
 756                        -i ${alarm_id} \
 757                        -f 'info'="${info}" \
 758                        -f 'value_w_units'="${value_string}" \
 759                        -f 'when'="${when}" \
 760                        -f 'duration'="${duration}" \
 761                        -f 'roles'="${roles}" \
 762                        -f 'host'="${host}" \
 763                        -f 'unique_id'="${unique_id}" \
 764                        -f 'alarm_id'="${alarm_id}" \
 765                        -f 'event_id'="${event_id}" \
 766                        -f 'name'="${name}" \
 767                        -f 'chart'="${chart}" \
 768                        -f 'family'="${family}" \
 769                        -f 'status'="${status}" \
 770                        -f 'old_status'="${old_status}" \
 771                        -f 'value'="${value}" \
 772                        -f 'old_value'="${old_value}" \
 773                        -f 'src'="${src}" \
 774                        -f 'non_clear_duration'="${non_clear_duration}" \
 775                        -f 'units'="${units}"
 776             retval=$?
 777             if [ ${retval} -eq 0 ]
 778                 then
 779                     info "sent pagerduty.com notification using service key ${PD_SERVICE_KEY::-26}....: ${d}"
 780                     sent=$((sent + 1))
 781                 else
 782                     error "failed to send pagerduty.com notification using service key ${PD_SERVICE_KEY::-26}.... (error code ${retval}): ${d}"
 783             fi
 784         done
 785
 786         [ ${sent} -gt 0 ] && return 0
 787     fi
 788
 789     return 1
 790 }
 791
 792 # -----------------------------------------------------------------------------
 793 # twilio sender
 794
 795 send_twilio() {
 796     local accountsid="${1}" accounttoken="${2}" twilionumber="${3}" recipients="${4}"  title="${5}" message="${6}" httpcode sent=0 user
 797     if [ "${SEND_TWILIO}" = "YES" -a ! -z "${accountsid}" -a ! -z "${accounttoken}" -a ! -z "${twilionumber}" -a ! -z "${recipients}" -a ! -z "${message}" -a ! -z "${title}" ]
 798         then
 799         #https://www.twilio.com/packages/labs/code/bash/twilio-sms
 800         for user in ${recipients}
 801         do
 802             httpcode=$(${curl} -X POST --write-out %{http_code} --silent --output /dev/null \
 803                 --data-urlencode "From=${twilionumber}" \
 804                 --data-urlencode "To=${user}" \
 805                 --data-urlencode "Body=${title} ${message}" \
 806                 -u "${accountsid}:${accounttoken}" \
 807                 "https://api.twilio.com/2010-04-01/Accounts/${accountsid}/Messages.json")
 808
 809             if [ "${httpcode}" == "201" ]
 810             then
 811                 info "sent Twilio SMS for: ${host} ${chart}.${name} is ${status} to '${user}'"
 812                 sent=$((sent + 1))
 813             else
 814                 error "failed to send Twilio SMS for: ${host} ${chart}.${name} is ${status} to '${user}' with HTTP error code ${httpcode}."
 815             fi
 816         done
 817
 818         [ ${sent} -gt 0 ] && return 0
 819     fi
 820
 821     return 1
 822 }
 823
 824
 825 # -----------------------------------------------------------------------------
 826 # hipchat sender
 827
 828 send_hipchat() {
 829     local authtoken="${1}" recipients="${2}" message="${3}" httpcode sent=0 room color sender msg_format notify
 830
 831     if [ "${SEND_HIPCHAT}" = "YES" -a ! -z "${authtoken}" -a ! -z "${recipients}" -a ! -z "${message}" ]
 832         then
 833
 834         # A label to be shown in addition to the sender's name
 835         # Valid length range: 0 - 64.
 836         sender="netdata"
 837
 838         # Valid values: html, text.
 839         # Defaults to 'html'.
 840         msg_format="text"
 841
 842         # Background color for message. Valid values: yellow, green, red, purple, gray, random. Defaults to 'yellow'.
 843         case "${status}" in
 844             WARNING)  color="yellow" ;;
 845             CRITICAL) color="red" ;;
 846             CLEAR)    color="green" ;;
 847             *)        color="gray" ;;
 848         esac
 849
 850         # Whether this message should trigger a user notification (change the tab color, play a sound, notify mobile phones, etc).
 851         # Each recipient's notification preferences are taken into account.
 852         # Defaults to false.
 853         notify="true"
 854
 855         for room in ${recipients}
 856         do
 857             httpcode=$(${curl} -X POST --write-out %{http_code} --silent --output /dev/null \
 858                     -H "Content-type: application/json" \
 859                     -H "Authorization: Bearer ${authtoken}" \
 860                     -d "{\"color\": \"${color}\", \"from\": \"${netdata}\", \"message_format\": \"${msg_format}\", \"message\": \"${message}\", \"notify\": \"${notify}\"}" \
 861                     "https://api.hipchat.com/v2/room/${room}/notification")
 862
 863             if [ "${httpcode}" == "200" ]
 864             then
 865                 info "sent HipChat notification for: ${host} ${chart}.${name} is ${status} to '${room}'"
 866                 sent=$((sent + 1))
 867             else
 868                 error "failed to send HipChat notification for: ${host} ${chart}.${name} is ${status} to '${room}' with HTTP error code ${httpcode}."
 869             fi
 870         done
 871
 872         [ ${sent} -gt 0 ] && return 0
 873     fi
 874
 875     return 1
 876 }
 877
 878
 879 # -----------------------------------------------------------------------------
 880 # messagebird sender
 881
 882 send_messagebird() {
 883     local accesskey="${1}" messagebirdnumber="${2}" recipients="${3}"  title="${4}" message="${5}" httpcode sent=0 user
 884     if [ "${SEND_MESSAGEBIRD}" = "YES" -a ! -z "${accesskey}" -a ! -z "${messagebirdnumber}" -a ! -z "${recipients}" -a ! -z "${message}" -a ! -z "${title}" ]
 885         then
 886         #https://developers.messagebird.com/docs/messaging
 887         for user in ${recipients}
 888         do
 889             httpcode=$(${curl} -X POST --write-out %{http_code} --silent --output /dev/null \
 890                 --data-urlencode "originator=${messagebirdnumber}" \
 891                 --data-urlencode "recipients=${user}" \
 892                 --data-urlencode "body=${title} ${message}" \
 893                         --data-urlencode "datacoding=auto" \
 894                 -H "Authorization: AccessKey ${accesskey}" \
 895                 "https://rest.messagebird.com/messages")
 896
 897             if [ "${httpcode}" == "201" ]
 898             then
 899                 info "sent Messagebird SMS for: ${host} ${chart}.${name} is ${status} to '${user}'"
 900                 sent=$((sent + 1))
 901             else
 902                 error "failed to send Messagebird SMS for: ${host} ${chart}.${name} is ${status} to '${user}' with HTTP error code ${httpcode}."
 903             fi
 904         done
 905
 906         [ ${sent} -gt 0 ] && return 0
 907     fi
 908
 909     return 1
 910 }
 911
 912 # -----------------------------------------------------------------------------
 913 # telegram sender
 914
 915 send_telegram() {
 916     local bottoken="${1}" chatids="${2}" message="${3}" httpcode sent=0 chatid disableNotification=""
 917
 918     if [ "${status}" = "CLEAR" ]; then disableNotification="--data-urlencode disable_notification=true"; fi
 919
 920     if [ "${SEND_TELEGRAM}" = "YES" -a ! -z "${bottoken}" -a ! -z "${chatids}" -a ! -z "${message}" ];
 921     then
 922         for chatid in ${chatids}
 923         do
 924             # https://core.telegram.org/bots/api#sendmessage
 925             httpcode=$(${curl} --write-out %{http_code} --silent --output /dev/null ${disableNotification} \
 926                 --data-urlencode "parse_mode=HTML" \
 927                 --data-urlencode "disable_web_page_preview=true" \
 928                 --data-urlencode "text=${message}" \
 929                 "https://api.telegram.org/bot${bottoken}/sendMessage?chat_id=${chatid}")
 930
 931             if [ "${httpcode}" == "200" ]
 932             then
 933                 info "sent telegram notification for: ${host} ${chart}.${name} is ${status} to '${chatid}'"
 934                 sent=$((sent + 1))
 935             elif [ "${httpcode}" == "401" ]
 936             then
 937                 error "failed to send telegram notification for: ${host} ${chart}.${name} is ${status} to '${chatid}': Wrong bot token."
 938             else
 939                 error "failed to send telegram notification for: ${host} ${chart}.${name} is ${status} to '${chatid}' with HTTP error code ${httpcode}."
 940             fi
 941         done
 942
 943         [ ${sent} -gt 0 ] && return 0
 944     fi
 945
 946     return 1
 947 }
 948
 949 # -----------------------------------------------------------------------------
 950 # slack sender
 951
 952 send_slack() {
 953     local webhook="${1}" channels="${2}" httpcode sent=0 channel color payload
 954
 955     [ "${SEND_SLACK}" != "YES" ] && return 1
 956
 957     case "${status}" in
 958         WARNING)  color="warning" ;;
 959         CRITICAL) color="danger" ;;
 960         CLEAR)    color="good" ;;
 961         *)        color="#777777" ;;
 962     esac
 963
 964     for channel in ${channels}
 965     do
 966         payload="$(cat <<EOF
 967         {
 968             "channel": "#${channel}",
 969             "username": "netdata on ${host}",
 970             "icon_url": "${images_base_url}/images/seo-performance-128.png",
 971             "text": "${host} ${status_message}, \`${chart}\` (_${family}_), *${alarm}*",
 972             "attachments": [
 973                 {
 974                     "fallback": "${alarm} - ${chart} (${family}) - ${info}",
 975                     "color": "${color}",
 976                     "title": "${alarm}",
 977                     "title_link": "${goto_url}",
 978                     "text": "${info}",
 979                     "fields": [
 980                         {
 981                             "title": "${chart}",
 982                             "short": true
 983                         },
 984                         {
 985                             "title": "${family}",
 986                             "short": true
 987                         }
 988                     ],
 989                     "thumb_url": "${image}",
 990                     "footer": "<${goto_url}|${host}>",
 991                     "ts": ${when}
 992                 }
 993             ]
 994         }
 995 EOF
 996         )"
 997
 998         httpcode=$(${curl} --write-out %{http_code} --silent --output /dev/null -X POST --data-urlencode "payload=${payload}" "${webhook}")
 999         if [ "${httpcode}" == "200" ]
1000         then
1001             info "sent slack notification for: ${host} ${chart}.${name} is ${status} to '${channel}'"
1002             sent=$((sent + 1))
1003         else
1004             error "failed to send slack notification for: ${host} ${chart}.${name} is ${status} to '${channel}', with HTTP error code ${httpcode}."
1005         fi
1006     done
1007
1008     [ ${sent} -gt 0 ] && return 0
1009
1010     return 1
1011 }
1012
1013
1014 # -----------------------------------------------------------------------------
1015 # prepare the content of the notification
1016
1017 # the url to send the user on click
1018 urlencode "${NETDATA_REGISTRY_HOSTNAME}" >/dev/null; url_host="${REPLY}"
1019 urlencode "${chart}" >/dev/null; url_chart="${REPLY}"
1020 urlencode "${family}" >/dev/null; url_family="${REPLY}"
1021 urlencode "${name}" >/dev/null; url_name="${REPLY}"
1022 goto_url="${NETDATA_REGISTRY_URL}/goto-host-from-alarm.html?host=${url_host}&chart=${url_chart}&family=${url_family}&alarm=${url_name}&alarm_unique_id=${unique_id}&alarm_id=${alarm_id}&alarm_event_id=${event_id}"
1023
1024 # the severity of the alarm
1025 severity="${status}"
1026
1027 # the time the alarm was raised
1028 duration4human ${duration} >/dev/null; duration_txt="${REPLY}"
1029 duration4human ${non_clear_duration} >/dev/null; non_clear_duration_txt="${REPLY}"
1030 raised_for="(was ${old_status,,} for ${duration_txt})"
1031
1032 # the key status message
1033 status_message="status unknown"
1034
1035 # the color of the alarm
1036 color="grey"
1037
1038 # the alarm value
1039 alarm="${name//_/ } = ${value_string}"
1040
1041 # the image of the alarm
1042 image="${images_base_url}/images/seo-performance-128.png"
1043
1044 # prepare the title based on status
1045 case "${status}" in
1046         CRITICAL)
1047         image="${images_base_url}/images/alert-128-red.png"
1048         status_message="is critical"
1049         color="#ca414b"
1050         ;;
1051
1052     WARNING)
1053         image="${images_base_url}/images/alert-128-orange.png"
1054         status_message="needs attention"
1055         color="#caca4b"
1056                 ;;
1057
1058         CLEAR)
1059         image="${images_base_url}/images/check-mark-2-128-green.png"
1060         status_message="recovered"
1061                 color="#77ca6d"
1062                 ;;
1063 esac
1064
1065 if [ "${status}" = "CLEAR" ]
1066 then
1067     severity="Recovered from ${old_status}"
1068     if [ ${non_clear_duration} -gt ${duration} ]
1069     then
1070         raised_for="(alarm was raised for ${non_clear_duration_txt})"
1071     fi
1072
1073     # don't show the value when the status is CLEAR
1074     # for certain alarms, this value might not have any meaning
1075     alarm="${name//_/ } ${raised_for}"
1076
1077 elif [ "${old_status}" = "WARNING" -a "${status}" = "CRITICAL" ]
1078 then
1079     severity="Escalated to ${status}"
1080     if [ ${non_clear_duration} -gt ${duration} ]
1081     then
1082         raised_for="(alarm is raised for ${non_clear_duration_txt})"
1083     fi
1084
1085 elif [ "${old_status}" = "CRITICAL" -a "${status}" = "WARNING" ]
1086 then
1087     severity="Demoted to ${status}"
1088     if [ ${non_clear_duration} -gt ${duration} ]
1089     then
1090         raised_for="(alarm is raised for ${non_clear_duration_txt})"
1091     fi
1092
1093 else
1094     raised_for=
1095 fi
1096
1097 # prepare HTML versions of elements
1098 info_html=
1099 [ ! -z "${info}" ] && info_html=" <small><br/>${info}</small>"
1100
1101 raised_for_html=
1102 [ ! -z "${raised_for}" ] && raised_for_html="<br/><small>${raised_for}</small>"
1103
1104 # -----------------------------------------------------------------------------
1105 # send the slack notification
1106
1107 # slack aggregates posts from the same username
1108 # so we use "${host} ${status}" as the bot username, to make them diff
1109
1110 send_slack "${SLACK_WEBHOOK_URL}" "${to_slack}"
1111 SENT_SLACK=$?
1112
1113 # -----------------------------------------------------------------------------
1114 # send the pushover notification
1115
1116 send_pushover "${PUSHOVER_APP_TOKEN}" "${to_pushover}" "${when}" "${goto_url}" "${status}" "${host} ${status_message} - ${name//_/ } - ${chart}" "
1117 <font color=\"${color}\"><b>${alarm}</b></font>${info_html}<br/>&nbsp;
1118 <small><b>${chart}</b><br/>Chart<br/>&nbsp;</small>
1119 <small><b>${family}</b><br/>Family<br/>&nbsp;</small>
1120 <small><b>${severity}</b><br/>Severity<br/>&nbsp;</small>
1121 <small><b>${date}${raised_for_html}</b><br/>Time<br/>&nbsp;</small>
1122 <a href=\"${goto_url}\">View Netdata</a><br/>&nbsp;
1123 <small><small>The source of this alarm is line ${src}</small></small>
1124 "
1125
1126 SENT_PUSHOVER=$?
1127
1128 # -----------------------------------------------------------------------------
1129 # send the pushbullet notification
1130
1131 send_pushbullet "${PUSHBULLET_ACCESS_TOKEN}" "${to_pushbullet}" "${host} ${status_message} - ${name//_/ } - ${chart}" "${alarm}\n
1132 Severity: ${severity}\n
1133 Chart: ${chart}\n
1134 Family: ${family}\n
1135 To View Netdata go to: ${goto_url}\n
1136 The source of this alarm is line ${src}"
1137
1138 SENT_PUSHBULLET=$?
1139
1140 # -----------------------------------------------------------------------------
1141 # send the twilio SMS
1142
1143 send_twilio "${TWILIO_ACCOUNT_SID}" "${TWILIO_ACCOUNT_TOKEN}" "${TWILIO_NUMBER}" "${to_twilio}" "${host} ${status_message} - ${name//_/ } - ${chart}" "${alarm}
1144 Severity: ${severity}
1145 Chart: ${chart}
1146 Family: ${family}
1147 ${info}"
1148
1149 SENT_TWILIO=$?
1150
1151 # -----------------------------------------------------------------------------
1152 # send the messagebird SMS
1153
1154 send_messagebird "${MESSAGEBIRD_ACCESS_KEY}" "${MESSAGEBIRD_NUMBER}" "${to_messagebird}" "${host} ${status_message} - ${name//_/ } - ${chart}" "${alarm}
1155 Severity: ${severity}
1156 Chart: ${chart}
1157 Family: ${family}
1158 ${info}"
1159
1160 SENT_MESSAGEBIRD=$?
1161
1162
1163 # -----------------------------------------------------------------------------
1164 # send the telegram.org message
1165
1166 # https://core.telegram.org/bots/api#formatting-options
1167 send_telegram "${TELEGRAM_BOT_TOKEN}" "${to_telegram}" "${host} ${status_message} - <b>${name//_/ }</b>
1168 ${chart} (${family})
1169 <a href=\"${goto_url}\">${alarm}</a>
1170 <i>${info}</i>"
1171
1172 SENT_TELEGRAM=$?
1173
1174
1175 # -----------------------------------------------------------------------------
1176 # send the kafka message
1177
1178 send_kafka
1179 SENT_KAFKA=$?
1180
1181
1182 # -----------------------------------------------------------------------------
1183 # send the pagerduty.com message
1184
1185 send_pd "${to_pd}"
1186 SENT_PD=$?
1187
1188
1189 # -----------------------------------------------------------------------------
1190 # send hipchat message
1191
1192 send_hipchat "${HIPCHAT_AUTH_TOKEN}" "${to_hipchat}" "
1193 <b>${alarm}</b> ${info_html}<br/>&nbsp;
1194 <small><b>${chart}</b><br/>Chart<br/>&nbsp;</small>
1195 <small><b>${family}</b><br/>Family<br/>&nbsp;</small>
1196 <small><b>${severity}</b><br/>Severity<br/>&nbsp;</small>
1197 <small><b>${date}${raised_for_html}</b><br/>Time<br/>&nbsp;</small>
1198 <a href=\"${goto_url}\">View Netdata</a><br/>&nbsp;
1199 <small><small>The source of this alarm is line ${src}</small></small>
1200 "
1201
1202 SENT_HIPCHAT=$?
1203
1204 # -----------------------------------------------------------------------------
1205 # send the email
1206
1207 send_email <<EOF
1208 To: ${to_email}
1209 Subject: ${host} ${status_message} - ${name//_/ } - ${chart}
1210 Content-Type: text/html
1211
1212 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
1213 <html xmlns="http://www.w3.org/1999/xhtml" style="font-family: 'Helvetica Neue', 'Helvetica', Helvetica, Arial, sans-serif; box-sizing: border-box; font-size: 14px; margin: 0; padding: 0;">
1214 <body style="font-family: 'Helvetica Neue', 'Helvetica', Helvetica, Arial, sans-serif; font-size: 14px; width: 100% !important; min-height: 100%; line-height: 1.6; background: #f6f6f6; margin:0; padding: 0;">
1215 <table>
1216     <tbody>
1217     <tr>
1218         <td style="vertical-align: top;" valign="top"></td>
1219         <td width="700" style="vertical-align: top; display: block !important; max-width: 700px !important; clear: both !important; margin: 0 auto; padding: 0;" valign="top">
1220             <div style="max-width: 700px; display: block; margin: 0 auto; padding: 20px;">
1221                 <table width="100%" cellpadding="0" cellspacing="0" style="background: #fff; border: 1px solid #e9e9e9;">
1222                     <tbody>
1223                     <tr>
1224                         <td bgcolor="#eee" style="padding: 5px 20px 5px 20px; background-color: #eee;">
1225                             <div style="font-family: 'Helvetica Neue', 'Helvetica', Helvetica, Arial, sans-serif; font-size: 20px; color: #777; font-weight: bold;">netdata notification</div>
1226                         </td>
1227                     </tr>
1228                     <tr>
1229                         <td bgcolor="${color}" style="font-size: 16px; vertical-align: top; font-weight: 400; text-align: center; margin: 0; padding: 10px; color: #ffffff; background: ${color} !important; border: 1px solid ${color}; border-top-color: ${color};" align="center" valign="top">
1230                             <h1 style="font-family: 'Helvetica Neue', 'Helvetica', Helvetica, Arial, sans-serif; font-weight: 400; margin: 0;">${host} ${status_message}</h1>
1231                         </td>
1232                     </tr>
1233                     <tr>
1234                         <td style="vertical-align: top;" valign="top">
1235                             <div style="margin: 0; padding: 20px; max-width: 700px;">
1236                                 <table width="100%" cellpadding="0" cellspacing="0" style="max-width:700px">
1237                                     <tbody>
1238                                     <tr>
1239                                         <td style="font-family: 'Helvetica Neue', 'Helvetica', Helvetica, Arial, sans-serif; font-size: 18px; vertical-align: top; margin: 0; padding:0 0 20px;" align="left" valign="top">
1240                                             <span>${chart}</span>
1241                                             <span style="display: block; color: #666666; font-size: 12px; font-weight: 300; line-height: 1; text-transform: uppercase;">Chart</span>
1242                                         </td>
1243                                     </tr>
1244                                     <tr style="margin: 0; padding: 0;">
1245                                         <td style="font-family: 'Helvetica Neue', 'Helvetica', Helvetica, Arial, sans-serif; font-size: 18px; vertical-align: top; margin: 0; padding: 0 0 20px;" align="left" valign="top">
1246                                             <span><b>${alarm}</b>${info_html}</span>
1247                                             <span style="display: block; color: #666666; font-size: 12px; font-weight: 300; line-height: 1; text-transform: uppercase;">Alarm</span>
1248                                         </td>
1249                                     </tr>
1250                                     <tr>
1251                                         <td style="font-family: 'Helvetica Neue', 'Helvetica', Helvetica, Arial, sans-serif; font-size: 18px; vertical-align: top; margin: 0; padding: 0 0 20px;" align="left" valign="top">
1252                                             <span>${family}</span>
1253                                             <span style="display: block; color: #666666; font-size: 12px; font-weight: 300; line-height: 1; text-transform: uppercase;">Family</span>
1254                                         </td>
1255                                     </tr>
1256                                     <tr style="margin: 0; padding: 0;">
1257                                         <td style="font-family: 'Helvetica Neue', 'Helvetica', Helvetica, Arial, sans-serif; font-size: 18px; vertical-align: top; margin: 0; padding: 0 0 20px;" align="left" valign="top">
1258                                             <span>${severity}</span>
1259                                             <span style="display: block; color: #666666; font-size: 12px; font-weight: 300; line-height: 1; text-transform: uppercase;">Severity</span>
1260                                         </td>
1261                                     </tr>
1262                                     <tr style="margin: 0; padding: 0;">
1263                                         <td style="font-family: 'Helvetica Neue', 'Helvetica', Helvetica, Arial, sans-serif; font-size: 18px; vertical-align: top; margin: 0; padding: 0 0 20px;" align="left" valign="top"><span>${date}</span>
1264                                             <span>${raised_for_html}</span> <span style="display: block; color: #666666; font-size: 12px; font-weight: 300; line-height: 1; text-transform: uppercase;">Time</span>
1265                                         </td>
1266                                     </tr>
1267                                     <tr style="margin: 0; padding: 0;">
1268                                         <td style="font-family: 'Helvetica Neue', 'Helvetica', Helvetica, Arial, sans-serif; font-size: 18px; vertical-align: top; margin: 0; padding: 0 0 20px;">
1269                                             <a href="${goto_url}" style="font-size: 14px; color: #ffffff; text-decoration: none; line-height: 1.5; font-weight: bold; text-align: center; display: inline-block; text-transform: capitalize; background: #35568d; border-width: 1px; border-style: solid; border-color: #2b4c86; margin: 0; padding: 10px 15px;" target="_blank">View Netdata</a>
1270                                         </td>
1271                                     </tr>
1272                                     <tr style="text-align: center; margin: 0; padding: 0;">
1273                                         <td style="font-family: 'Helvetica Neue', 'Helvetica', Helvetica, Arial, sans-serif; font-size: 11px; vertical-align: top; margin: 0; padding: 10px 0 0 0; color: #666666;" align="center" valign="bottom">The source of this alarm is line <code>${src}</code>
1274                                         </td>
1275                                     </tr>
1276                                     <tr style="text-align: center; margin: 0; padding: 0;">
1277                                         <td style="font-family: 'Helvetica Neue', 'Helvetica', Helvetica, Arial, sans-serif; font-size: 12px; vertical-align: top; margin:0; padding: 20px 0 0 0; color: #666666; border-top: 1px solid #f0f0f0;" align="center" valign="bottom">Sent by
1278                                             <a href="https://mynetdata.io/" target="_blank">netdata</a>, the real-time performance monitoring.
1279                                         </td>
1280                                     </tr>
1281                                     </tbody>
1282                                 </table>
1283                             </div>
1284                         </td>
1285                     </tr>
1286                     </tbody>
1287                 </table>
1288             </div>
1289         </td>
1290     </tr>
1291     </tbody>
1292 </table>
1293 </body>
1294 </html>
1295 EOF
1296
1297 SENT_EMAIL=$?
1298
1299 # -----------------------------------------------------------------------------
1300 # let netdata know
1301
1302 if [   ${SENT_EMAIL}        -eq 0 \
1303     -o ${SENT_PUSHOVER}     -eq 0 \
1304     -o ${SENT_TELEGRAM}     -eq 0 \
1305     -o ${SENT_SLACK}        -eq 0 \
1306     -o ${SENT_TWILIO}       -eq 0 \
1307     -o ${SENT_HIPCHAT}      -eq 0 \
1308     -o ${SENT_MESSAGEBIRD}  -eq 0 \
1309     -o ${SENT_PUSHBULLET}   -eq 0 \
1310     -o ${SENT_KAFKA}        -eq 0 \
1311     -o ${SENT_PD}           -eq 0 \
1312     ]
1313     then
1314     # we did send something
1315     exit 0
1316 fi
1317
1318 # we did not send anything
1319 exit 1