From 12005a8178ca2337c73950f591c5bcfc44726e77 Mon Sep 17 00:00:00 2001
From: Jason Deng <76831112+jasondeng1997@users.noreply.github.com>
Date: Sun, 1 Jan 2023 19:20:45 +0800
Subject: [PATCH] feat: add  Undo  config (#410)

add undo config
---
 pkg/datasource/sql/undo/undo_config.go      | 51 +++++++++++++++++++
 pkg/datasource/sql/undo/undo_config_test.go | 54 +++++++++++++++++++++
 2 files changed, 105 insertions(+)
 create mode 100644 pkg/datasource/sql/undo/undo_config.go
 create mode 100644 pkg/datasource/sql/undo/undo_config_test.go

diff --git a/pkg/datasource/sql/undo/undo_config.go b/pkg/datasource/sql/undo/undo_config.go
new file mode 100644
index 000000000..596e3e53e
--- /dev/null
+++ b/pkg/datasource/sql/undo/undo_config.go
@@ -0,0 +1,51 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package undo
+
+import (
+	"flag"
+)
+
+type CompressConfig struct {
+	Enable    bool   `yaml:"enable" json:"enable,omitempty" `
+	Type      string `yaml:"type" json:"type,omitempty" `
+	Threshold int    `yaml:"threshold" json:"threshold,omitempty" `
+}
+
+type UndoConfig struct {
+	DataValidation        bool           `yaml:"data-validation" json:"data-validation,omitempty" `
+	LogSerialization      string         `yaml:"log-serialization" json:"log-serialization,omitempty" `
+	LogTable              string         `yaml:"log-table" json:"log-table,omitempty" `
+	OnlyCareUpdateColumns bool           `yaml:"only-care-update-columns" json:"only-care-update-columns,omitempty" `
+	Compress              CompressConfig `yaml:"compress" json:"compress,omitempty" `
+}
+
+func (ufg *UndoConfig) RegisterFlagsWithPrefix(prefix string, f *flag.FlagSet) {
+	f.BoolVar(&ufg.DataValidation, prefix+".data-validation", true, "Judge whether the before image and after image are the same，If it is the same, undo will not be recorded")
+	f.StringVar(&ufg.LogSerialization, prefix+".log-serialization", "jackson", "Serialization method.")
+	f.StringVar(&ufg.LogTable, prefix+".log-table", "undo_log", "undo log table name.")
+	f.BoolVar(&ufg.OnlyCareUpdateColumns, prefix+".only-care-update-columns", true, "The switch for degrade check.")
+
+}
+
+// RegisterFlagsWithPrefix for Compress.
+func (cfg *CompressConfig) RegisterFlagsWithPrefix(prefix string, f *flag.FlagSet) {
+	f.BoolVar(&cfg.Enable, prefix+".log-table-name", true, "Whether compression is required.")
+	f.StringVar(&cfg.Type, prefix+".clean-period", "zip", "Compression type")
+	f.IntVar(&cfg.Threshold, prefix+".clean-period", 64, "Compression threshold Unit: k")
+}
diff --git a/pkg/datasource/sql/undo/undo_config_test.go b/pkg/datasource/sql/undo/undo_config_test.go
new file mode 100644
index 000000000..76a54fc7a
--- /dev/null
+++ b/pkg/datasource/sql/undo/undo_config_test.go
@@ -0,0 +1,54 @@
+package undo
+
+import (
+	"flag"
+	"testing"
+)
+
+func TestCompressConfig_RegisterFlagsWithPrefix(t *testing.T) {
+	type fields struct {
+		Enable    bool
+		Type      string
+		Threshold int
+	}
+	type args struct {
+		prefix string
+		f      *flag.FlagSet
+	}
+	tests := []struct {
+		name   string
+		fields fields
+		args   args
+	}{
+		// TODO: Add test cases.
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+		})
+	}
+}
+
+func TestUndoConfig_RegisterFlagsWithPrefix(t *testing.T) {
+	type fields struct {
+		DataValidation        bool
+		LogSerialization      string
+		LogTable              string
+		OnlyCareUpdateColumns bool
+		Compress              CompressConfig
+	}
+	type args struct {
+		prefix string
+		f      *flag.FlagSet
+	}
+	tests := []struct {
+		name   string
+		fields fields
+		args   args
+	}{
+		// TODO: Add test cases.
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+		})
+	}
+}