Merge pull request #31 from mackerelio/warn-crit-over0

[check-procs] support `--critical-over=0` and `--warn-over=0`

Author: Songmu

check-procs/check_procs.go

@@ -12,8 +12,8 @@ import (
 
 // https://github.com/sensu-plugins/sensu-plugins-process-checks
 var opts struct {
-	WarnOver      int64   `short:"w" long:"warn-over" value-name:"N" description:"Trigger a warning if over a number"`
-	CritOver      int64   `short:"c" long:"critical-over" value-name:"N" description:"Trigger a critical if over a number"`
+	WarnOver      *int64   `short:"w" long:"warn-over" value-name:"N" description:"Trigger a warning if over a number"`
+	CritOver      *int64   `short:"c" long:"critical-over" value-name:"N" description:"Trigger a critical if over a number"`
 	WarnUnder     int64   `short:"W" long:"warn-under" value-name:"N" default:"1" description:"Trigger a warning if under a number"`
 	CritUnder     int64   `short:"C" long:"critical-under" value-name:"N" default:"1" description:"Trigger a critial if under a number"`
 	MatchSelf     bool    `short:"m" long:"match-self" description:"Match itself"`
@@ -84,10 +84,10 @@ func run(args []string) *checkers.Checker {
 	msg := gatherMsg(count)
 	result := checkers.OK
 	if opts.CritUnder != 0 && count < opts.CritUnder ||
-		opts.CritOver != 0 && count > opts.CritOver {
+		opts.CritOver != nil && count > *opts.CritOver {
 		result = checkers.CRITICAL
 	} else if opts.WarnUnder != 0 && count < opts.WarnUnder ||
-		opts.WarnOver != 0 && count > opts.WarnOver {
+		opts.WarnOver != nil && count > *opts.WarnOver {
 		result = checkers.WARNING
 	}
 	return checkers.NewChecker(result, msg)