1 files changed, 33 insertions, 0 deletions
diff --git a/cmd/cashier/config.go b/cmd/cashier/config.go
new file mode 100644
index 0000000..b6e583a
--- /dev/null
+++ b/cmd/cashier/config.go
@@ -0,0 +1,33 @@
+package main
+
+import (
+	"github.com/spf13/viper"
+)
+
+type config struct {
+	CA       string `mapstructure:"ca"`
+	Keytype  string `mapstructure:"key_type"`
+	Keysize  int    `mapstructure:"key_size"`
+	Validity string `mapstructure:"validity"`
+}
+
+func setDefaults() {
+	viper.SetDefault("ca", "http://localhost:10000")
+	viper.SetDefault("key_type", "rsa")
+	viper.SetDefault("key_size", 2048)
+	viper.SetDefault("validity", "24h")
+}
+
+func readConfig(path string) (*config, error) {
+	setDefaults()
+	viper.SetConfigFile(path)
+	viper.SetConfigType("hcl")
+	if err := viper.ReadInConfig(); err != nil {
+		return nil, err
+	}
+	c := &config{}
+	if err := viper.Unmarshal(c); err != nil {
+		return nil, err
+	}
+	return c, nil
+}