add cli option for interval

metrics.sh

@@ -1,7 +1,7 @@
 #!/bin/sh
 
 # config
-INTERVAL=1
+INTERVAL=5
 REPORTER=stdout # TODO: handle multiple reporters
 
 # env
@@ -10,12 +10,12 @@ LANG=en_US.UTF-8
 LANGUAGE=en_US.UTF-8
 
 # handle opts
-opts_spec=":dhvr:"
+opts_spec=":dhvri:"
 opt_docs=false
 opt_verbose=false
 
 usage () {
-  echo "usage: $0 [-d] [-h] [-v] [-r]"
+  echo "Usage: $0 [-d] [-h] [-v] [-r] [-i]"
 }
 
 help () {
@@ -37,6 +37,9 @@ while getopts "$opts_spec" opt; do
     r)
       REPORTER=$OPTARG
       ;;
+    i)
+      INTERVAL=$OPTARG
+      ;;
     *)
       usage
       exit 1

reporters/influxdb.sh

@@ -10,7 +10,8 @@ init () {
 report () {
   local METRIC=$1
   local VALUE=$2
-  curl -X POST -d "[{\"name\":\"$METRIC\",\"columns\":[\"value\"],\"points\":[[$VALUE]]}]" $INFLUXDB_API_ENDPOINT
+  curl -X POST $INFLUXDB_API_ENDPOINT \
+    -d "[{\"name\":\"$METRIC\",\"columns\":[\"value\"],\"points\":[[$VALUE]]}]"
 }
 
 docs () {