added a new element on all charts: context, which is the template upon the chart...

[netdata.git] / charts.d / postfix.chart.sh

diff --git a/charts.d/postfix.chart.sh b/charts.d/postfix.chart.sh
index e6ba101fd99560b05600c2403c0ef9147fca5981..d286f99f2064f37d8b0d366987e03c6c3e02a99c 100755 (executable)
--- a/charts.d/postfix.chart.sh
+++ b/charts.d/postfix.chart.sh
@@ -1,8 +1,14 @@
 #!/bin/sh
 
+# the postqueue command
+# if empty, it will use the one found in the system path
 postfix_postqueue=
+
+# how frequently to collect queue size
 postfix_update_every=15
 
+postfix_priority=60000
+
 postfix_check() {
        # this should return:
        #  - 0 to enable the chart
@@ -28,7 +34,7 @@ postfix_check() {
 
        if [ -z "$postfix_postqueue" -o ! -x  "$postfix_postqueue" ]
        then
-               echo >&2 "postfix: cannot find postqueue. Please set 'postfix_postqueue=/path/to/postqueue' in $confd/postfix.conf"
+               echo >&2 "$PROGRAM_NAME: postfix: cannot find postqueue. Please set 'postfix_postqueue=/path/to/postqueue' in $confd/postfix.conf"
                return 1
        fi
 
@@ -37,9 +43,9 @@ postfix_check() {
 
 postfix_create() {
 cat <<EOF
-CHART postfix.qemails '' "Postfix Queue Emails" "emails" postfix postfix line 5000 $postfix_update_every
+CHART postfix.qemails '' "Postfix Queue Emails" "emails" queue postfix.queued.emails line $[postfix_priority + 1] $postfix_update_every
 DIMENSION emails '' absolute 1 1
-CHART postfix.qsize '' "Postfix Queue Emails Size" "emails size in KB" postfix postfix area 5001 $postfix_update_every
+CHART postfix.qsize '' "Postfix Queue Emails Size" "emails size in KB" queue postfix.queued.size area $[postfix_priority + 2] $postfix_update_every
 DIMENSION size '' absolute 1 1
 EOF
 
@@ -64,6 +70,9 @@ postfix_update() {
        # be very carefull with eval:
        # prepare the script and always egrep at the end the lines that are usefull, so that
        # even if something goes wrong, no other code can be executed
+       postfix_q_emails=0
+       postfix_q_size=0
+
        eval "`$postfix_postqueue -p |\
                grep "^--" |\
                sed -e "s/-- \([0-9]\+\) Kbytes in \([0-9]\+\) Requests.$/local postfix_q_size=\1\nlocal postfix_q_emails=\2/g" |\