From 1e6c93250172946eeb38e94a92a1fd12c9d3011e Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Wed, 7 Nov 2018 13:22:44 +0100
Subject: Merging upstream version 1.11.0+dfsg.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 collectors/charts.d.plugin/nginx/Makefile.inc   |  13 +++
 collectors/charts.d.plugin/nginx/README.md      |   2 +
 collectors/charts.d.plugin/nginx/nginx.chart.sh | 144 ++++++++++++++++++++++++
 collectors/charts.d.plugin/nginx/nginx.conf     |  23 ++++
 4 files changed, 182 insertions(+)
 create mode 100644 collectors/charts.d.plugin/nginx/Makefile.inc
 create mode 100644 collectors/charts.d.plugin/nginx/README.md
 create mode 100644 collectors/charts.d.plugin/nginx/nginx.chart.sh
 create mode 100644 collectors/charts.d.plugin/nginx/nginx.conf

(limited to 'collectors/charts.d.plugin/nginx')

diff --git a/collectors/charts.d.plugin/nginx/Makefile.inc b/collectors/charts.d.plugin/nginx/Makefile.inc
new file mode 100644
index 000000000..c9d31aada
--- /dev/null
+++ b/collectors/charts.d.plugin/nginx/Makefile.inc
@@ -0,0 +1,13 @@
+# SPDX-License-Identifier: GPL-3.0-or-later
+
+# THIS IS NOT A COMPLETE Makefile
+# IT IS INCLUDED BY ITS PARENT'S Makefile.am
+# IT IS REQUIRED TO REFERENCE ALL FILES RELATIVE TO THE PARENT
+
+# install these files
+dist_charts_DATA       += nginx/nginx.chart.sh
+dist_chartsconfig_DATA += nginx/nginx.conf
+
+# do not install these files, but include them in the distribution
+dist_noinst_DATA       += nginx/README.md nginx/Makefile.inc
+
diff --git a/collectors/charts.d.plugin/nginx/README.md b/collectors/charts.d.plugin/nginx/README.md
new file mode 100644
index 000000000..d82951aac
--- /dev/null
+++ b/collectors/charts.d.plugin/nginx/README.md
@@ -0,0 +1,2 @@
+> THIS MODULE IS OBSOLETE.
+> USE THE PYTHON ONE - IT SUPPORTS MULTIPLE JOBS AND IT IS MORE EFFICIENT
diff --git a/collectors/charts.d.plugin/nginx/nginx.chart.sh b/collectors/charts.d.plugin/nginx/nginx.chart.sh
new file mode 100644
index 000000000..14dda0832
--- /dev/null
+++ b/collectors/charts.d.plugin/nginx/nginx.chart.sh
@@ -0,0 +1,144 @@
+# shellcheck shell=bash
+# no need for shebang - this file is loaded from charts.d.plugin
+# SPDX-License-Identifier: GPL-3.0-or-later
+
+# netdata
+# real-time performance and health monitoring, done right!
+# (C) 2016 Costa Tsaousis <costa@tsaousis.gr>
+#
+
+# if this chart is called X.chart.sh, then all functions and global variables
+# must start with X_
+
+nginx_url="http://127.0.0.1:80/stub_status"
+nginx_curl_opts=""
+
+# _update_every is a special variable - it holds the number of seconds
+# between the calls of the _update() function
+nginx_update_every=
+nginx_priority=60000
+
+declare -a nginx_response=()
+nginx_active_connections=0
+nginx_accepts=0
+nginx_handled=0
+nginx_requests=0
+nginx_reading=0
+nginx_writing=0
+nginx_waiting=0
+nginx_get() {
+	# shellcheck disable=SC2207
+	nginx_response=($(run curl -Ss ${nginx_curl_opts} "${nginx_url}"))
+	# shellcheck disable=SC2181
+	if [ $? -ne 0 ] || [ "${#nginx_response[@]}" -eq 0 ]; then return 1; fi
+
+	if [ "${nginx_response[0]}" != "Active" ] ||\
+	   [ "${nginx_response[1]}" != "connections:" ] ||\
+	   [ "${nginx_response[3]}" != "server" ] ||\
+	   [ "${nginx_response[4]}" != "accepts" ] ||\
+	   [ "${nginx_response[5]}" != "handled" ] ||\
+	   [ "${nginx_response[6]}" != "requests" ] ||\
+	   [ "${nginx_response[10]}" != "Reading:" ] ||\
+	   [ "${nginx_response[12]}" != "Writing:" ] ||\
+	   [ "${nginx_response[14]}" != "Waiting:" ]
+	then
+		error "Invalid response from nginx server: ${nginx_response[*]}"
+		return 1
+	fi
+
+	nginx_active_connections="${nginx_response[2]}"
+	nginx_accepts="${nginx_response[7]}"
+	nginx_handled="${nginx_response[8]}"
+	nginx_requests="${nginx_response[9]}"
+	nginx_reading="${nginx_response[11]}"
+	nginx_writing="${nginx_response[13]}"
+	nginx_waiting="${nginx_response[15]}"
+
+	if [ -z "${nginx_active_connections}" ] ||\
+	   [ -z "${nginx_accepts}" ] ||\
+	   [ -z "${nginx_handled}" ] ||\
+	   [ -z "${nginx_requests}" ] ||\
+	   [ -z "${nginx_reading}" ] ||\
+	   [ -z "${nginx_writing}" ] ||\
+	   [ -z "${nginx_waiting}" ]
+	then
+		error "empty values got from nginx server: ${nginx_response[*]}"
+		return 1
+	fi
+
+	return 0
+}
+
+# _check is called once, to find out if this chart should be enabled or not
+nginx_check() {
+
+	nginx_get
+	# shellcheck disable=2181
+	if [ $? -ne 0 ]
+	then
+		# shellcheck disable=SC2154
+		error "cannot find stub_status on URL '${nginx_url}'. Please set nginx_url='http://nginx.server/stub_status' in $confd/nginx.conf"
+		return 1
+	fi
+
+	# this should return:
+	#  - 0 to enable the chart
+	#  - 1 to disable the chart
+
+	return 0
+}
+
+# _create is called once, to create the charts
+nginx_create() {
+	cat <<EOF
+CHART nginx_local.connections '' "nginx Active Connections" "connections" nginx nginx.connections line $((nginx_priority + 1)) $nginx_update_every
+DIMENSION active '' absolute 1 1
+
+CHART nginx_local.requests '' "nginx Requests" "requests/s" nginx nginx.requests line $((nginx_priority + 2)) $nginx_update_every
+DIMENSION requests '' incremental 1 1
+
+CHART nginx_local.connections_status '' "nginx Active Connections by Status" "connections" nginx nginx.connections.status line $((nginx_priority + 3)) $nginx_update_every
+DIMENSION reading '' absolute 1 1
+DIMENSION writing '' absolute 1 1
+DIMENSION waiting idle absolute 1 1
+
+CHART nginx_local.connect_rate '' "nginx Connections Rate" "connections/s" nginx nginx.connections.rate line $((nginx_priority + 4)) $nginx_update_every
+DIMENSION accepts accepted incremental 1 1
+DIMENSION handled '' incremental 1 1
+EOF
+
+	return 0
+}
+
+# _update is called continuously, to collect the values
+nginx_update() {
+	# the first argument to this function is the microseconds since last update
+	# pass this parameter to the BEGIN statement (see bellow).
+
+	# do all the work to collect / calculate the values
+	# for each dimension
+	# remember: KEEP IT SIMPLE AND SHORT
+
+	nginx_get || return 1
+
+	# write the result of the work.
+	cat <<VALUESEOF
+BEGIN nginx_local.connections $1
+SET active = $((nginx_active_connections))
+END
+BEGIN nginx_local.requests $1
+SET requests = $((nginx_requests))
+END
+BEGIN nginx_local.connections_status $1
+SET reading = $((nginx_reading))
+SET writing = $((nginx_writing))
+SET waiting = $((nginx_waiting))
+END
+BEGIN nginx_local.connect_rate $1
+SET accepts = $((nginx_accepts))
+SET handled = $((nginx_handled))
+END
+VALUESEOF
+
+	return 0
+}
diff --git a/collectors/charts.d.plugin/nginx/nginx.conf b/collectors/charts.d.plugin/nginx/nginx.conf
new file mode 100644
index 000000000..c46100a58
--- /dev/null
+++ b/collectors/charts.d.plugin/nginx/nginx.conf
@@ -0,0 +1,23 @@
+# no need for shebang - this file is loaded from charts.d.plugin
+
+# netdata
+# real-time performance and health monitoring, done right!
+# (C) 2018 Costa Tsaousis <costa@tsaousis.gr>
+# GPL v3+
+
+# THIS PLUGIN IS DEPRECATED
+# USE THE PYTHON.D ONE
+
+#nginx_url="http://127.0.0.1:80/stub_status"
+#nginx_curl_opts=""
+
+# the data collection frequency
+# if unset, will inherit the netdata update frequency
+#nginx_update_every=
+
+# the charts priority on the dashboard
+#nginx_priority=60000
+
+# the number of retries to do in case of failure
+# before disabling the module
+#nginx_retries=10
-- 
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