Integrate public as bindata optionally (#293)

* Dropped unused codekit config

* Integrated dynamic and static bindata for public

* Ignore public bindata

* Add a general generate make task

* Integrated flexible public assets into web command

* Updated vendoring, added all missiong govendor deps

* Made the linter happy with the bindata and dynamic code

* Moved public bindata definition to modules directory

* Ignoring the new bindata path now

* Updated to the new public modules import path

* Updated public bindata command and drop the new prefix

vendor/github.com/pingcap/tidb/model/ddl.go

@@ -0,0 +1,163 @@
+// Copyright 2015 PingCAP, Inc.
+//
+// Licensed 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,
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package model
+
+import (
+	"encoding/json"
+	"fmt"
+
+	"github.com/juju/errors"
+)
+
+// ActionType is the type for DDL action.
+type ActionType byte
+
+// List DDL actions.
+const (
+	ActionNone ActionType = iota
+	ActionCreateSchema
+	ActionDropSchema
+	ActionCreateTable
+	ActionDropTable
+	ActionAddColumn
+	ActionDropColumn
+	ActionAddIndex
+	ActionDropIndex
+)
+
+func (action ActionType) String() string {
+	switch action {
+	case ActionCreateSchema:
+		return "create schema"
+	case ActionDropSchema:
+		return "drop schema"
+	case ActionCreateTable:
+		return "create table"
+	case ActionDropTable:
+		return "drop table"
+	case ActionAddColumn:
+		return "add column"
+	case ActionDropColumn:
+		return "drop column"
+	case ActionAddIndex:
+		return "add index"
+	case ActionDropIndex:
+		return "drop index"
+	default:
+		return "none"
+	}
+}
+
+// Job is for a DDL operation.
+type Job struct {
+	ID       int64      `json:"id"`
+	Type     ActionType `json:"type"`
+	SchemaID int64      `json:"schema_id"`
+	TableID  int64      `json:"table_id"`
+	State    JobState   `json:"state"`
+	Error    string     `json:"err"`
+	// every time we meet an error when running job, we will increase it
+	ErrorCount int64         `json:"err_count"`
+	Args       []interface{} `json:"-"`
+	// we must use json raw message for delay parsing special args.
+	RawArgs     json.RawMessage `json:"raw_args"`
+	SchemaState SchemaState     `json:"schema_state"`
+	// snapshot version for this job.
+	SnapshotVer uint64 `json:"snapshot_ver"`
+	// unix nano seconds
+	// TODO: use timestamp allocated by TSO
+	LastUpdateTS int64 `json:"last_update_ts"`
+}
+
+// Encode encodes job with json format.
+func (job *Job) Encode() ([]byte, error) {
+	var err error
+	job.RawArgs, err = json.Marshal(job.Args)
+	if err != nil {
+		return nil, errors.Trace(err)
+	}
+
+	var b []byte
+	b, err = json.Marshal(job)
+	return b, errors.Trace(err)
+}
+
+// Decode decodes job from the json buffer, we must use DecodeArgs later to
+// decode special args for this job.
+func (job *Job) Decode(b []byte) error {
+	err := json.Unmarshal(b, job)
+	return errors.Trace(err)
+}
+
+// DecodeArgs decodes job args.
+func (job *Job) DecodeArgs(args ...interface{}) error {
+	job.Args = args
+	err := json.Unmarshal(job.RawArgs, &job.Args)
+	return errors.Trace(err)
+}
+
+// String implements fmt.Stringer interface.
+func (job *Job) String() string {
+	return fmt.Sprintf("ID:%d, Type:%s, State:%s, SchemaState:%s, SchemaID:%d, TableID:%d, Args:%s",
+		job.ID, job.Type, job.State, job.SchemaState, job.SchemaID, job.TableID, job.RawArgs)
+}
+
+// IsFinished returns whether job is finished or not.
+// If the job state is Done or Cancelled, it is finished.
+func (job *Job) IsFinished() bool {
+	return job.State == JobDone || job.State == JobCancelled
+}
+
+// IsRunning returns whether job is still running or not.
+func (job *Job) IsRunning() bool {
+	return job.State == JobRunning
+}
+
+// JobState is for job state.
+type JobState byte
+
+// List job states.
+const (
+	JobNone JobState = iota
+	JobRunning
+	JobDone
+	JobCancelled
+)
+
+// String implements fmt.Stringer interface.
+func (s JobState) String() string {
+	switch s {
+	case JobRunning:
+		return "running"
+	case JobDone:
+		return "done"
+	case JobCancelled:
+		return "cancelled"
+	default:
+		return "none"
+	}
+}
+
+// Owner is for DDL Owner.
+type Owner struct {
+	OwnerID string `json:"owner_id"`
+	// unix nano seconds
+	// TODO: use timestamp allocated by TSO
+	LastUpdateTS int64 `json:"last_update_ts"`
+}
+
+// String implements fmt.Stringer interface.
+func (o *Owner) String() string {
+	return fmt.Sprintf("ID:%s, LastUpdateTS:%d", o.OwnerID, o.LastUpdateTS)
+}