53 lines
1.7 KiB
Go
53 lines
1.7 KiB
Go
// Copyright 2024 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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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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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 workloadrepo
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import (
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"errors"
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"time"
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"github.com/pingcap/tidb/pkg/errno"
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"github.com/pingcap/tidb/pkg/parser/ast"
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"github.com/pingcap/tidb/pkg/parser/mysql"
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"github.com/pingcap/tidb/pkg/util/dbterror"
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)
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const (
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ownerKey = "/tidb/workloadrepo/owner"
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promptKey = "workloadrepo"
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snapIDKey = "/tidb/workloadrepo/snap_id"
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etcdOpTimeout = 5 * time.Second
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snapshotRetries = 5
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defSamplingInterval = 5
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defSnapshotInterval = 3600
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defRententionDays = 7
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histSnapshotsTable = "HIST_SNAPSHOTS"
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)
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var (
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workloadSchemaCIStr = ast.NewCIStr(mysql.WorkloadSchema)
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zeroTime = time.Time{}
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errWrongValueForVar = dbterror.ClassUtil.NewStd(errno.ErrWrongValueForVar)
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errUnsupportedEtcdRequired = dbterror.ClassUtil.NewStdErr(errno.ErrNotSupportedYet, mysql.Message("etcd client required for workload repository", nil))
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errWorkloadNotStarted = dbterror.ClassUtil.NewStdErr(errno.ErrNotSupportedYet, mysql.Message("Workload repository is not enabled", nil))
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errCouldNotStartSnapshot = dbterror.ClassUtil.NewStdErr(errno.ErrUnknown, mysql.Message("Snapshot initiation failed", nil))
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errKeyNotFound = errors.New("key not found")
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)
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