WIP - Command line tool

config/config.go

@@ -0,0 +1,58 @@
+package config
+
+import (
+	"log"
+	"os"
+
+	"github.com/BurntSushi/toml"
+	"github.com/asaskevich/govalidator"
+)
+
+func init() {
+	govalidator.SetFieldsRequiredByDefault(true)
+}
+
+var (
+	DefaultLocation string = "./pdfsign.conf" // Default location of the config file
+	Settings        Config                    // Initialized once inside Read method Settings are stored in memory.
+)
+
+// Config is the root of the config
+type Config struct {
+	//Info:
+	//Name:        "Jeroen Bobbeldijk",
+	//Location:    "Rotterdam",
+	//Reason:      "Test",
+	//ContactInfo: "Geen",
+	//CertType: 2,
+	//Approval: false,
+	//TSA: sign.TSA{
+	//URL: "http://aatl-timestamp.globalsign.com/tsa/aohfewat2389535fnasgnlg5m23",
+}
+
+// ValidateFields validates all the fields of the config
+func (c Config) ValidateFields() error {
+	_, err := govalidator.ValidateStruct(c)
+	if err != nil {
+		return err
+	}
+	return nil
+}
+
+func Read(configfile string) {
+
+	_, err := os.Stat(configfile)
+	if err != nil {
+		log.Fatal("Config file is missing: ", configfile)
+	}
+
+	var c Config
+	if _, err := toml.DecodeFile(configfile, &c); err != nil {
+	}
+
+	if err := c.ValidateFields(); err != nil {
+		log.Fatal("Config is not valid: ", err)
+	}
+
+	Settings = c
+}

config/config_test.go

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+package config_test
+
+import (
+	"testing"
+
+	"bitbucket.org/digitorus/littlewatcher/src/config"
+	"github.com/BurntSushi/toml"
+	"github.com/stretchr/testify/assert"
+)
+
+func TestConfig(t *testing.T) {
+	const configContent = `
+staticPath = "../static"
+`
+
+	var c config.Config
+
+	if _, err := toml.Decode(configContent, &c); err != nil {
+		t.Error(err)
+	}
+
+	// Root
+	assert.Equal(t, "../static", c.StaticPath)
+
+}
+
+func TestValidation(t *testing.T) {
+	const configContent = ``
+
+	var c config.Config
+	if _, err := toml.Decode(configContent, &c); err != nil {
+		t.Error(err)
+	}
+
+	err := c.ValidateFields()
+	assert.NotNil(t, err)
+}