aws instance(s) sdk, config loading, list instance, gitignore

state/config.go

@@ -0,0 +1,30 @@
+package state
+
+import (
+	"io/ioutil"
+
+	"gopkg.in/yaml.v3"
+)
+
+
+type Config struct {
+    AWS struct {
+        Regions     []string `yaml:"regions"`
+    } `yaml:"aws"`
+}
+
+func Load_conf(filename string) (Config, error) {
+    var config Config
+
+    data, err := ioutil.ReadFile(filename)
+    if err != nil {
+        return config, err
+    }
+
+    err = yaml.Unmarshal(data, &config)
+    if err != nil {
+        return config, err
+    }
+
+    return config, nil
+}