124 lines
4 KiB
Go
124 lines
4 KiB
Go
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// Copyright 2015 PingCAP, Inc.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package ddl
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import (
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"github.com/juju/errors"
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"github.com/pingcap/tidb/inspectkv"
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"github.com/pingcap/tidb/kv"
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"github.com/pingcap/tidb/sessionctx/variable"
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)
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var (
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serverID = "server_id"
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ddlSchemaVersion = "ddl_schema_version"
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ddlOwnerID = "ddl_owner_id"
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ddlOwnerLastUpdateTS = "ddl_owner_last_update_ts"
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ddlJobID = "ddl_job_id"
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ddlJobAction = "ddl_job_action"
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ddlJobLastUpdateTS = "ddl_job_last_update_ts"
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ddlJobState = "ddl_job_state"
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ddlJobError = "ddl_job_error"
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ddlJobSchemaState = "ddl_job_schema_state"
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ddlJobSchemaID = "ddl_job_schema_id"
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ddlJobTableID = "ddl_job_table_id"
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ddlJobSnapshotVer = "ddl_job_snapshot_ver"
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ddlJobReorgHandle = "ddl_job_reorg_handle"
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ddlJobArgs = "ddl_job_args"
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bgSchemaVersion = "bg_schema_version"
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bgOwnerID = "bg_owner_id"
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bgOwnerLastUpdateTS = "bg_owner_last_update_ts"
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bgJobID = "bg_job_id"
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bgJobAction = "bg_job_action"
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bgJobLastUpdateTS = "bg_job_last_update_ts"
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bgJobState = "bg_job_state"
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bgJobError = "bg_job_error"
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bgJobSchemaState = "bg_job_schema_state"
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bgJobSchemaID = "bg_job_schema_id"
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bgJobTableID = "bg_job_table_id"
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bgJobSnapshotVer = "bg_job_snapshot_ver"
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bgJobReorgHandle = "bg_job_reorg_handle"
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bgJobArgs = "bg_job_args"
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)
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// GetScope gets the status variables scope.
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func (d *ddl) GetScope(status string) variable.ScopeFlag {
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// Now ddl status variables scope are all default scope.
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return variable.DefaultScopeFlag
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}
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// Stat returns the DDL statistics.
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func (d *ddl) Stats() (map[string]interface{}, error) {
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m := make(map[string]interface{})
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m[serverID] = d.uuid
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var ddlInfo, bgInfo *inspectkv.DDLInfo
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err := kv.RunInNewTxn(d.store, false, func(txn kv.Transaction) error {
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var err1 error
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ddlInfo, err1 = inspectkv.GetDDLInfo(txn)
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if err1 != nil {
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return errors.Trace(err1)
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}
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bgInfo, err1 = inspectkv.GetBgDDLInfo(txn)
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return errors.Trace(err1)
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})
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if err != nil {
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return nil, errors.Trace(err)
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}
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m[ddlSchemaVersion] = ddlInfo.SchemaVer
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if ddlInfo.Owner != nil {
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m[ddlOwnerID] = ddlInfo.Owner.OwnerID
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// LastUpdateTS uses nanosecond.
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m[ddlOwnerLastUpdateTS] = ddlInfo.Owner.LastUpdateTS / 1e9
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}
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if ddlInfo.Job != nil {
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m[ddlJobID] = ddlInfo.Job.ID
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m[ddlJobAction] = ddlInfo.Job.Type.String()
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m[ddlJobLastUpdateTS] = ddlInfo.Job.LastUpdateTS / 1e9
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m[ddlJobState] = ddlInfo.Job.State.String()
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m[ddlJobError] = ddlInfo.Job.Error
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m[ddlJobSchemaState] = ddlInfo.Job.SchemaState.String()
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m[ddlJobSchemaID] = ddlInfo.Job.SchemaID
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m[ddlJobTableID] = ddlInfo.Job.TableID
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m[ddlJobSnapshotVer] = ddlInfo.Job.SnapshotVer
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m[ddlJobReorgHandle] = ddlInfo.ReorgHandle
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m[ddlJobArgs] = ddlInfo.Job.Args
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}
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// background DDL info
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m[bgSchemaVersion] = bgInfo.SchemaVer
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if bgInfo.Owner != nil {
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m[bgOwnerID] = bgInfo.Owner.OwnerID
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// LastUpdateTS uses nanosecond.
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m[bgOwnerLastUpdateTS] = bgInfo.Owner.LastUpdateTS / 1e9
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}
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if bgInfo.Job != nil {
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m[bgJobID] = bgInfo.Job.ID
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m[bgJobAction] = bgInfo.Job.Type.String()
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m[bgJobLastUpdateTS] = bgInfo.Job.LastUpdateTS / 1e9
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m[bgJobState] = bgInfo.Job.State.String()
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m[bgJobError] = bgInfo.Job.Error
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m[bgJobSchemaState] = bgInfo.Job.SchemaState.String()
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m[bgJobSchemaID] = bgInfo.Job.SchemaID
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m[bgJobTableID] = bgInfo.Job.TableID
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m[bgJobSnapshotVer] = bgInfo.Job.SnapshotVer
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m[bgJobReorgHandle] = bgInfo.ReorgHandle
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m[bgJobArgs] = bgInfo.Job.Args
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}
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return m, nil
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}
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