From fc9414a56dbcbf7956e1c6fdf7bd7b4a5df2be15 Mon Sep 17 00:00:00 2001
From: Trygve Laugstøl <trygvis@inamo.no>
Date: Wed, 7 Feb 2024 11:20:43 +0100
Subject: wip

---
 util/util.go | 43 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 43 insertions(+)
 create mode 100644 util/util.go

(limited to 'util/util.go')

diff --git a/util/util.go b/util/util.go
new file mode 100644
index 0000000..57c8246
--- /dev/null
+++ b/util/util.go
@@ -0,0 +1,43 @@
+package util
+
+import (
+	"bufio"
+	"fmt"
+	"os"
+	"strings"
+
+	"github.com/confluentinc/confluent-kafka-go/kafka"
+)
+
+func ReadConfig(configFile string) kafka.ConfigMap {
+
+	m := make(map[string]kafka.ConfigValue)
+
+	file, err := os.Open(configFile)
+	if err != nil {
+		fmt.Fprintf(os.Stderr, "Failed to open file: %s", err)
+		os.Exit(1)
+	}
+	defer file.Close()
+
+	scanner := bufio.NewScanner(file)
+	for scanner.Scan() {
+		line := strings.TrimSpace(scanner.Text())
+		if !strings.HasPrefix(line, "#") && len(line) != 0 {
+			before, after, found := strings.Cut(line, "=")
+			if found {
+				parameter := strings.TrimSpace(before)
+				value := strings.TrimSpace(after)
+				m[parameter] = value
+			}
+		}
+	}
+
+	if err := scanner.Err(); err != nil {
+		fmt.Printf("Failed to read file: %s", err)
+		os.Exit(1)
+	}
+
+	return m
+
+}
-- 
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