Set decorator names for default decorators (#1590)

server/datastore/mysql/migrations/data/20171027173700_AddTitlesToDecorators.go

@@ -0,0 +1,33 @@
+package data
+
+import (
+	"database/sql"
+)
+
+func init() {
+	MigrationClient.AddMigration(Up_20171027173700, Down_20171027173700)
+}
+
+func Up_20171027173700(tx *sql.Tx) error {
+	sql := "UPDATE decorators SET name=? where query=?"
+
+	rows := []struct {
+		name  string
+		query string
+	}{
+		{"Host UUID", "SELECT uuid AS host_uuid FROM system_info;"},
+		{"Hostname", "SELECT hostname AS hostname FROM system_info;"},
+	}
+	for _, row := range rows {
+		_, err := tx.Exec(sql, row.name, row.query)
+		if err != nil {
+			return err
+		}
+	}
+	return nil
+}
+
+func Down_20171027173700(tx *sql.Tx) error {
+	_, err := tx.Exec("UPDATE decorators SET name='' WHERE built_in = TRUE")
+	return err
+}