From b6b809207b1bf0730fc010d4cc08a030b636fe89 Mon Sep 17 00:00:00 2001
From: Rasmus Dahlberg <rasmus@rgdd.se>
Date: Thu, 23 Mar 2023 19:41:03 +0100
Subject: Add options

---
 internal/options/options.go | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)
 create mode 100644 internal/options/options.go

(limited to 'internal/options/options.go')

diff --git a/internal/options/options.go b/internal/options/options.go
new file mode 100644
index 0000000..f7510ba
--- /dev/null
+++ b/internal/options/options.go
@@ -0,0 +1,22 @@
+package options
+
+import (
+	"flag"
+	"time"
+)
+
+type Options struct {
+	InputFile       string
+	NumWorkers      int
+	MetricsInterval time.Duration
+	Timeout         time.Duration
+}
+
+func Parse() (opts Options) {
+	flag.StringVar(&opts.InputFile, "i", "lists/small.lst", "input file, one domain name per line")
+	flag.IntVar(&opts.NumWorkers, "w", 10, "number of parallel workers")
+	flag.DurationVar(&opts.Timeout, "t", 10*time.Second, "timeout for each website visit")
+	flag.DurationVar(&opts.MetricsInterval, "m", 5*time.Second, "how often to emit metrics")
+	flag.Parse()
+	return
+}
-- 
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