From c7dc49bae1b0183389ad7ac40f96789d0a444a09 Mon Sep 17 00:00:00 2001
From: Ebus-at-dockstar <ebus@dockstar>
Date: Sun, 10 May 2015 21:47:10 +0200
Subject: queue 10 pakets before sending to influxdb

---
 ebus-racket/inserter.rkt | 33 ++++++++++++++++++++++-----------
 1 file changed, 22 insertions(+), 11 deletions(-)

(limited to 'ebus-racket')

diff --git a/ebus-racket/inserter.rkt b/ebus-racket/inserter.rkt
index c068e1c..029688e 100755
--- a/ebus-racket/inserter.rkt
+++ b/ebus-racket/inserter.rkt
@@ -4,6 +4,7 @@
 	 racket/tcp
 	 racket/stream
 	 racket/string
+	 data/queue
 	 net/url
 	 "ebus/layer7.rkt"
 	 "util/tcp-repl.rkt"
@@ -17,11 +18,14 @@
 (define baseurl? (make-parameter "http://localhost:8080/api/value"))
 (define influxurl? (make-parameter "http://db.2.localnet.cc:8001/write/ZQYZHSLWEIWCMXIYQSKAOCFCFWEVFK"))
 
+(define influx-queue (make-queue))
+(define influx-queue-size? (make-parameter 10))
+
 
 ;; Send field and value to database server
 (define (insert-field sensor-name datatype value)
   (if (layer7-ersatzwert? value)
-	(log-inserter-info "Skipping Ersatzwert for ~a/~a" sensor-name datatype)
+	(log-inserter-debug "Skipping Ersatzwert for ~a/~a" sensor-name datatype)
 	(let ()
 	  (define url (format "~a/~a" (baseurl?) sensor-name))
 	  (define raw-value
@@ -39,16 +43,23 @@
 
 (define (insert-influxdb sensor-name datatype value)
   (if (layer7-ersatzwert? value)
-	(log-inserter-info "Skipping Ersatzwert for ~a/~a" sensor-name datatype)
-	(let ([data (hash 'database "ebus"
-					  'points (list (hash 'name sensor-name
-										  'fields (hash 'value value
-									'type (symbol->string datatype)))))])
-	  (log-inserter-info (format "influxdb: ~a~n" (jsexpr->string data)))
-	  (define input-port (post-impure-port (string->url (influxurl?)) (string->bytes/utf-8 (jsexpr->string data))))
-	  (define server-response (read-line input-port))
-	  (close-input-port input-port)
-	  (log-inserter-info "Response: ~a" server-response))))
+	(log-inserter-debug "Skipping Ersatzwert for ~a/~a" sensor-name datatype)
+	(let ([point (hash 'name sensor-name
+					   'precision "s"
+					   'tags (hash 'type (symbol->string datatype))
+					   'fields (hash 'value value
+									 'type (symbol->string datatype)))])
+	  (enqueue! influx-queue point)
+	  (log-inserter-debug (format "influxdb: ~a~n" (jsexpr->string point)))
+	  (when (> (queue-length influx-queue) (influx-queue-size?))
+		(let ([data (hash 'database "ebus"
+						  'points (queue->list influx-queue))])
+		  (log-inserter-info "Make bulk insert")
+		  (for-each (lambda (e) (dequeue! influx-queue)) (queue->list influx-queue))
+		  (define input-port (post-impure-port (string->url (influxurl?)) (string->bytes/utf-8 (jsexpr->string data))))
+		  (define server-response (read-line input-port))
+		  (close-input-port input-port)
+		  (log-inserter-info "Server Response: ~a~n~a" server-response (jsexpr->string data)))))))
 
 (define (handle-packet packet)
   (for ([field packet])
-- 
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