refactor the V2 args for ActionRebaseAutoID, ActionRebaseAutoRandomBa…

…se ddl Signed-off-by: joccau <zak.zhao@pingcap.cn>
pingcap · Sep 19, 2024 · 91681e7 · 91681e7
1 parent c13eb90
commit 91681e7
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Showing 4 changed files with 61 additions and 6 deletions.
diff --git a/pkg/ddl/executor.go b/pkg/ddl/executor.go
@@ -2132,6 +2132,7 @@ func (e *executor) RebaseAutoID(ctx sessionctx.Context, ident ast.Ident, newBase
 		newBase = newBaseTemp
 	}
 	job := &model.Job{
+		Version:        model.GetJobVerInUse(),
 		SchemaID:       schema.ID,
 		TableID:        tbInfo.ID,
 		SchemaName:     schema.Name.L,
@@ -2142,6 +2143,10 @@ func (e *executor) RebaseAutoID(ctx sessionctx.Context, ident ast.Ident, newBase
 		CDCWriteSource: ctx.GetSessionVars().CDCWriteSource,
 		SQLMode:        ctx.GetSessionVars().SQLMode,
 	}
+	job.FillArgs(&model.RebaseAutoIDArgs{
+		NewBase: newBase,
+		Force:   force,
+	})
 	err = e.DoDDLJob(ctx, job)
 	return errors.Trace(err)
 }

diff --git a/pkg/ddl/table.go b/pkg/ddl/table.go
@@ -588,17 +588,15 @@ func onRebaseAutoRandomType(jobCtx *jobContext, t *meta.Meta, job *model.Job) (v
 }
 
 func onRebaseAutoID(jobCtx *jobContext, t *meta.Meta, job *model.Job, tp autoid.AllocatorType) (ver int64, _ error) {
-	schemaID := job.SchemaID
-	var (
-		newBase int64
-		force   bool
-	)
-	err := job.DecodeArgs(&newBase, &force)
+	args, err := model.GetRebaseAutoIDArgs(job)
 	if err != nil {
 		job.State = model.JobStateCancelled
 		return ver, errors.Trace(err)
 	}
 
+	schemaID := job.SchemaID
+	newBase, force := args.NewBase, args.Force
+
 	if job.MultiSchemaInfo != nil && job.MultiSchemaInfo.Revertible {
 		job.MarkNonRevertible()
 		return ver, nil

diff --git a/pkg/meta/model/job_args.go b/pkg/meta/model/job_args.go
@@ -467,3 +467,39 @@ func GetResourceGroupArgs(job *Job) (*ResourceGroupArgs, error) {
 	}
 	return getOrDecodeArgsV2[*ResourceGroupArgs](job)
 }
+
+// RebaseAutoIDArgs is the arguments for ActionRebaseAutoID DDL.
+// It is also for ActionRebaseAutoRandomBase.
+type RebaseAutoIDArgs struct {
+	NewBase int64 `json:"new_base,omitempty"`
+	Force   bool  `json:"force,omitempty"`
+}
+
+func (a *RebaseAutoIDArgs) fillJob(job *Job) {
+	if job.Version == JobVersion1 {
+		job.Args = []any{a.NewBase, a.Force}
+	} else {
+		job.Args = []any{a}
+	}
+}
+
+// GetRebaseAutoIDArgs the args for ActionRebaseAutoID/ActionRebaseAutoRandomBase ddl.
+func GetRebaseAutoIDArgs(job *Job) (*RebaseAutoIDArgs, error) {
+	var (
+		newBase int64
+		force   bool
+	)
+
+	if job.Version == JobVersion1 {
+		if err := job.DecodeArgs(&newBase, &force); err != nil {
+			return nil, errors.Trace(err)
+		}
+		return &RebaseAutoIDArgs{
+			NewBase: newBase,
+			Force:   force,
+		}, nil
+	}
+
+	// for version V2
+	return getOrDecodeArgsV2[*RebaseAutoIDArgs](job)
+}
diff --git a/pkg/meta/model/job_args_test.go b/pkg/meta/model/job_args_test.go
@@ -294,3 +294,19 @@ func TestResourceGroupArgs(t *testing.T) {
 		}
 	}
 }
+
+func TestGetRebaseAutoIDArgs(t *testing.T) {
+	inArgs := &RebaseAutoIDArgs{
+		NewBase: 9527,
+		Force:   true,
+	}
+	for _, tp := range []ActionType{ActionRebaseAutoID, ActionRebaseAutoRandomBase} {
+		for _, v := range []JobVersion{JobVersion1, JobVersion2} {
+			j2 := &Job{}
+			require.NoError(t, j2.Decode(getJobBytes(t, inArgs, v, tp)))
+			args, err := GetRebaseAutoIDArgs(j2)
+			require.NoError(t, err)
+			require.Equal(t, inArgs, args)
+		}
+	}
+}