Merging upstream version 1.17.1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

5 files changed, 327 insertions, 0 deletions

diff --git a/tests/alarm_repetition/alarm.sh.in b/tests/alarm_repetition/alarm.sh.in
new file mode 100644
index 000000000..8555e0a3c
--- /dev/null
+++ b/tests/alarm_repetition/alarm.sh.in
@@ -0,0 +1,86 @@
+#!/bin/bash
+
+#The health directory to put the alarms
+HEALTHDIR="@configdir_POST@/health.d/"
+
+#output directory
+OUTDIR="workdir/"
+
+#url to do download
+MURL="http://localhost:19999/api/v1/alarms?active"
+
+#error messages
+RED='\033[0;31m'
+GREEN='\033[0;32m'
+NOCOLOR='\033[0m'
+
+MYCDIR="$(pwd)"
+CONFFILE="$MYCDIR/netdata.conf"
+
+change_alarm_file() {
+  if [ -f "$1" ]; then
+    rm "$1"
+  fi
+
+  #copy keeping the permissions
+  cp -a "$2" "$3"
+}
+
+netdata_test_download() {
+  OPT="-e"
+  if [ "$3" == "I" ]; then
+    OPT="-v"
+  fi
+
+  grep "HTTP/1.1 200 OK" "$1" 2>/dev/null 1>/dev/null
+  TEST="$?"
+  if [ "$TEST" -ne "0" ]; then
+    echo -e "${RED} Error to get the alarms"
+    killall netdata
+    exit 1
+  fi
+
+  COUNT=$(grep -w "\"last_repeat\":" "$2" | grep -c "$OPT" "\"0\"")
+  if [ "$COUNT" -eq "0" ]; then
+    echo -e "${RED} Netdata gave an unexpected result when alarm repetition is $4"
+    killall netdata
+    exit 1
+  fi
+
+  echo -e "${GREEN} I got the expected result"
+}
+
+get_the_logs() {
+  curl -v -k --create-dirs -o "$OUTDIR/$1.out" "$MURL" 2> "$OUTDIR/$1.err"
+  netdata_test_download "$OUTDIR/$1.err" "$OUTDIR/$1.out" "$2" "$3"
+}
+
+process_data() {
+  SEC=120
+  netdata -c "$CONFFILE" -D &
+  NETDATAPID=$!
+  echo -e "${NOCOLOR}Sleeping during $SEC seconds to create alarm entries"
+  sleep $SEC
+  get_the_logs "$1" "$2" "$3"
+  kill $NETDATAPID
+}
+
+mkdir "$OUTDIR"
+CREATEDIR="$?"
+if [ "$CREATEDIR" -ne "0" ]; then
+  echo  -e "${RED}Cannot create the output directory, it already exists. The test will overwrite previous results."
+fi
+
+change_alarm_file "./0" "ram_without_repetition.conf" "$HEALTHDIR/ram.conf"
+cp -a netdata.conf_without_repetition netdata.conf
+process_data "ram_without" "K" "not activated."
+rm netdata.conf
+
+change_alarm_file "$HEALTHDIR/ram.conf" "ram_with_repetition.conf" "$HEALTHDIR/ram.conf"
+cp -a netdata.conf_with_repetition netdata.conf
+process_data "ram_with" "I" "activated."
+rm netdata.conf
+
+echo  -e "${GREEN} all the tests were sucessful"
+rm "$HEALTHDIR/ram.conf"
+rm -rf $OUTDIR
diff --git a/tests/alarm_repetition/netdata.conf_with_repetition b/tests/alarm_repetition/netdata.conf_with_repetition
new file mode 100644
index 000000000..5e02288db
--- /dev/null
+++ b/tests/alarm_repetition/netdata.conf_with_repetition
@@ -0,0 +1,57 @@
+# netdata configuration
+#
+# You can download the latest version of this file, using:
+#
+#  wget -O /etc/netdata/netdata.conf http://localhost:19999/netdata.conf
+# or
+#  curl -o /etc/netdata/netdata.conf http://localhost:19999/netdata.conf
+#
+# You can uncomment and change any of the options below.
+# The value shown in the commented settings, is the default value.
+#
+
+# global netdata configuration
+
+[global]
+    #run as user = netdata
+
+[web]
+    #ssl key = /etc/netdata/ssl/key2048.pem
+    #ssl certificate = /etc/netdata/ssl/cert2048.pem
+    mode = static-threaded
+    # listen backlog = 4096
+    default port = 19999
+    #bind to = *=dashboard|registry|streaming|netdata.conf|badges|management *:20000=dashboard|registry|streaming|netdata.conf|badges|management^SSL=optional *:20001=dashboard|registry|streaming|netdata.conf|badges|management^SSL=force unix:/tmp/netdata/netdata.sock
+    # web files owner = netdata
+    # web files group = netdata
+    #accept a streaming request every seconds = 2
+
+[plugins]
+    proc = yes
+    diskspace = no
+    cgroups = no
+    tc = no
+    idlejitter = no
+    enable running new plugins = no
+    check for new plugins every = 60
+    go.d = no
+    node.d = no
+    charts.d = no
+    nfacct = no
+    python.d = no
+    apps = no
+    fping = no
+    cups = no
+
+[health]
+    enabled = yes
+    in memory max health log entries = 1000
+    default repeat warning = 4s
+    default repeat critical = 2s
+
+[registry]
+    enabled = yes
+    allow from = *
+
+[cloud]
+    cloud base url = https://netdata.cloud
diff --git a/tests/alarm_repetition/netdata.conf_without_repetition b/tests/alarm_repetition/netdata.conf_without_repetition
new file mode 100644
index 000000000..80513ecb7
--- /dev/null
+++ b/tests/alarm_repetition/netdata.conf_without_repetition
@@ -0,0 +1,57 @@
+# netdata configuration
+#
+# You can download the latest version of this file, using:
+#
+#  wget -O /etc/netdata/netdata.conf http://localhost:19999/netdata.conf
+# or
+#  curl -o /etc/netdata/netdata.conf http://localhost:19999/netdata.conf
+#
+# You can uncomment and change any of the options below.
+# The value shown in the commented settings, is the default value.
+#
+
+# global netdata configuration
+
+[global]
+    #run as user = netdata
+
+[web]
+    #ssl key = /etc/netdata/ssl/key2048.pem
+    #ssl certificate = /etc/netdata/ssl/cert2048.pem
+    mode = static-threaded
+    # listen backlog = 4096
+    default port = 19999
+    #bind to = *=dashboard|registry|streaming|netdata.conf|badges|management *:20000=dashboard|registry|streaming|netdata.conf|badges|management^SSL=optional *:20001=dashboard|registry|streaming|netdata.conf|badges|management^SSL=force unix:/tmp/netdata/netdata.sock
+    # web files owner = netdata
+    # web files group = netdata
+    #accept a streaming request every seconds = 2
+
+[plugins]
+    proc = yes
+    diskspace = no
+    cgroups = no
+    tc = no
+    idlejitter = no
+    enable running new plugins = no
+    check for new plugins every = 60
+    go.d = no
+    node.d = no
+    charts.d = no
+    nfacct = no
+    python.d = no
+    apps = no
+    fping = no
+    cups = no
+
+[health]
+    enabled = yes
+    in memory max health log entries = 1000
+    #default repeat warning = 4s
+    #default repeat critical = 2s
+
+[registry]
+    enabled = yes
+    allow from = *
+
+[cloud]
+    cloud base url = https://netdata.cloud
diff --git a/tests/alarm_repetition/ram_with_repetition.conf b/tests/alarm_repetition/ram_with_repetition.conf
new file mode 100644
index 000000000..c215a71d7
--- /dev/null
+++ b/tests/alarm_repetition/ram_with_repetition.conf
@@ -0,0 +1,64 @@
+# you can disable an alarm notification by setting the 'to' line to: silent
+
+   alarm: used_ram_to_ignore
+      on: system.ram
+      os: linux freebsd
+   hosts: *
+    calc: ($zfs.arc_size.arcsz = nan)?(0):($zfs.arc_size.arcsz)
+   every: 10s
+    info: the amount of memory that is reported as used, but it is actually capable for resizing itself based on the system needs (eg. ZFS ARC)
+
+   alarm: ram_in_use
+      on: system.ram
+      os: linux
+   hosts: *
+#   calc: $used * 100 / ($used + $cached + $free)
+    calc: ($used - $used_ram_to_ignore) * 100 / ($used - $used_ram_to_ignore + $cached + $free)
+   units: %
+   every: 1s
+    warn: $this > 1
+    crit: $this > 5
+   delay: down 15m multiplier 1.5 max 1h
+    info: system RAM used
+      to: sysadmin #alarms
+  repeat: warning 30s critical 60s
+
+   alarm: ram_available
+      on: mem.available
+      os: linux
+   hosts: *
+    calc: ($avail + $used_ram_to_ignore) * 100 / ($system.ram.used + $system.ram.cached + $system.ram.free + $system.ram.buffers)
+   units: %
+   every: 10s
+    warn: $this < (($status >= $WARNING)  ? (15) : (10))
+    crit: $this < (($status == $CRITICAL) ? (10) : ( 5))
+   delay: down 15m multiplier 1.5 max 1h
+    info: estimated amount of RAM available for userspace processes, without causing swapping
+      to: sysadmin #alarms
+
+## FreeBSD
+alarm: ram_in_use
+   on: system.ram
+   os: freebsd
+hosts: *
+ calc: ($active + $wired + $laundry + $buffers - $used_ram_to_ignore) * 100 / ($active + $wired + $laundry + $buffers - $used_ram_to_ignore + $cache + $free + $inactive)
+units: %
+every: 10s
+ warn: $this > (($status >= $WARNING)  ? (80) : (90))
+ crit: $this > (($status == $CRITICAL) ? (90) : (98))
+delay: down 15m multiplier 1.5 max 1h
+ info: system RAM usage
+   to: sysadmin #alarms
+
+ alarm: ram_available
+    on: system.ram
+    os: freebsd
+ hosts: *
+  calc: ($free + $inactive + $used_ram_to_ignore) * 100 / ($free + $active + $inactive + $wired + $cache + $laundry + $buffers)
+ units: %
+ every: 10s
+  warn: $this < (($status >= $WARNING)  ? (15) : (10))
+  crit: $this < (($status == $CRITICAL) ? (10) : ( 5))
+ delay: down 15m multiplier 1.5 max 1h
+  info: estimated amount of RAM available for userspace processes, without causing swapping
+    to: sysadmin #alarms
diff --git a/tests/alarm_repetition/ram_without_repetition.conf b/tests/alarm_repetition/ram_without_repetition.conf
new file mode 100644
index 000000000..edfc492e0
--- /dev/null
+++ b/tests/alarm_repetition/ram_without_repetition.conf
@@ -0,0 +1,63 @@
+# you can disable an alarm notification by setting the 'to' line to: silent
+
+   alarm: used_ram_to_ignore
+      on: system.ram
+      os: linux freebsd
+   hosts: *
+    calc: ($zfs.arc_size.arcsz = nan)?(0):($zfs.arc_size.arcsz)
+   every: 10s
+    info: the amount of memory that is reported as used, but it is actually capable for resizing itself based on the system needs (eg. ZFS ARC)
+
+   alarm: ram_in_use
+      on: system.ram
+      os: linux
+   hosts: *
+#   calc: $used * 100 / ($used + $cached + $free)
+    calc: ($used - $used_ram_to_ignore) * 100 / ($used - $used_ram_to_ignore + $cached + $free)
+   units: %
+   every: 1s
+    warn: $this > 1
+    crit: $this > 5
+   delay: down 15m multiplier 1.5 max 1h
+    info: system RAM used
+      to: sysadmin #alarms
+
+   alarm: ram_available
+      on: mem.available
+      os: linux
+   hosts: *
+    calc: ($avail + $used_ram_to_ignore) * 100 / ($system.ram.used + $system.ram.cached + $system.ram.free + $system.ram.buffers)
+   units: %
+   every: 10s
+    warn: $this < (($status >= $WARNING)  ? (15) : (10))
+    crit: $this < (($status == $CRITICAL) ? (10) : ( 5))
+   delay: down 15m multiplier 1.5 max 1h
+    info: estimated amount of RAM available for userspace processes, without causing swapping
+      to: sysadmin #alarms
+
+## FreeBSD
+alarm: ram_in_use
+   on: system.ram
+   os: freebsd
+hosts: *
+ calc: ($active + $wired + $laundry + $buffers - $used_ram_to_ignore) * 100 / ($active + $wired + $laundry + $buffers - $used_ram_to_ignore + $cache + $free + $inactive)
+units: %
+every: 10s
+ warn: $this > (($status >= $WARNING)  ? (80) : (90))
+ crit: $this > (($status == $CRITICAL) ? (90) : (98))
+delay: down 15m multiplier 1.5 max 1h
+ info: system RAM usage
+   to: sysadmin #alarms
+
+ alarm: ram_available
+    on: system.ram
+    os: freebsd
+ hosts: *
+  calc: ($free + $inactive + $used_ram_to_ignore) * 100 / ($free + $active + $inactive + $wired + $cache + $laundry + $buffers)
+ units: %
+ every: 10s
+  warn: $this < (($status >= $WARNING)  ? (15) : (10))
+  crit: $this < (($status == $CRITICAL) ? (10) : ( 5))
+ delay: down 15m multiplier 1.5 max 1h
+  info: estimated amount of RAM available for userspace processes, without causing swapping
+    to: sysadmin #alarms