govarnishlog supports log queries.

cmd/govarnishlog/govarnishlog.go

@@ -55,6 +55,7 @@ var (
 	grpf = flag.String("g", "vxid",
 		"<session|request|vxid|raw> Grouping mode")
 	verbose = flag.Bool("v", false, "Verbose record printing")
+	query   = flag.String("q", "", "VSL query")
 
 	cpuprof = flag.String("cpuprofile", "", "write cpu profile to 'file'")
 	memprof = flag.String("memprofile", "", "write heap profile to 'file'")
@@ -212,9 +213,9 @@ func main() {
 		os.Exit(-1)
 	}
 	defer c.Delete()
-	q, err := c.NewQuery(grp, "")
+	q, err := c.NewQuery(grp, *query)
 	if err != nil {
-		fmt.Fprintf(os.Stderr, "NewQuery():", err)
+		fmt.Fprintln(os.Stderr, "NewQuery():", err)
 		os.Exit(-1)
 	}