From 5ce4a2d05cfe5a7b77ed9325e6192c3023eef6f6 Mon Sep 17 00:00:00 2001
From: Maximilien Richer <halfa@users.noreply.github.com>
Date: Wed, 11 Jul 2018 17:50:03 +0200
Subject: [PATCH] Add HTTP authentification to influxdb metric backend

---
 docs/configuration/metrics.md | 14 ++++++++++++++
 metrics/influxdb.go           |  4 +++-
 types/types.go                |  4 +++-
 3 files changed, 20 insertions(+), 2 deletions(-)

diff --git a/docs/configuration/metrics.md b/docs/configuration/metrics.md
index 8ff1cb4b0..33a05fb8a 100644
--- a/docs/configuration/metrics.md
+++ b/docs/configuration/metrics.md
@@ -104,6 +104,20 @@
     #
     protocol = "udp"
 
+    # InfluxDB's username
+    #
+    # Optional
+    # Default: "" (no username)
+    #
+    username = ""
+
+    # InfluxDB's password
+    #
+    # Optional
+    # Default: "" (no password)
+    #
+    password = ""
+
     # InfluxDB push interval
     #
     # Optional
diff --git a/metrics/influxdb.go b/metrics/influxdb.go
index ea5f92b88..5dec81374 100644
--- a/metrics/influxdb.go
+++ b/metrics/influxdb.go
@@ -157,7 +157,9 @@ func (w *influxDBWriter) Write(bp influxdb.BatchPoints) error {
 func (w *influxDBWriter) initWriteClient() (influxdb.Client, error) {
 	if w.config.Protocol == "http" {
 		return influxdb.NewHTTPClient(influxdb.HTTPConfig{
-			Addr: w.config.Address,
+			Addr:     w.config.Address,
+			Username: w.config.Username,
+			Password: w.config.Password,
 		})
 	}
 
diff --git a/types/types.go b/types/types.go
index 9c7e076d7..5591afc23 100644
--- a/types/types.go
+++ b/types/types.go
@@ -455,13 +455,15 @@ type Statsd struct {
 	PushInterval string `description:"StatsD push interval" export:"true"`
 }
 
-// InfluxDB contains address and metrics pushing interval configuration
+// InfluxDB contains address, login and metrics pushing interval configuration
 type InfluxDB struct {
 	Address         string `description:"InfluxDB address"`
 	Protocol        string `description:"InfluxDB address protocol (udp or http)"`
 	PushInterval    string `description:"InfluxDB push interval" export:"true"`
 	Database        string `description:"InfluxDB database used when protocol is http" export:"true"`
 	RetentionPolicy string `description:"InfluxDB retention policy used when protocol is http" export:"true"`
+	Username        string `description:"InfluxDB username (only with http)" export:"true"`
+	Password        string `description:"InfluxDB password (only with http)" export:"true"`
 }
 
 // Buckets holds Prometheus Buckets