Prometheus endpoint (#5256)
* Add prometheus collector and route * dep ensure -add github.com/prometheus/client_golang/prometheus * dep ensure -update github.com/golang/protobuf * add metrics to reserved usernames * add comment head in metrics package * fix style imports * add metrics settings * add bearer token check * mapping metrics configs * fix lint * update config cheat sheet * update conf sample, typo fix
This commit is contained in:
Stanislav
techknowlogick
parent
92fb89f6e1
commit
078c404c3b
112 changed files with 24693 additions and 3011 deletions
330
vendor/github.com/prometheus/procfs/xfs/parse.go
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330
vendor/github.com/prometheus/procfs/xfs/parse.go
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// Copyright 2017 The Prometheus Authors
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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 xfs
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import (
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"bufio"
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"fmt"
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"io"
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"strings"
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"github.com/prometheus/procfs/internal/util"
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)
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// ParseStats parses a Stats from an input io.Reader, using the format
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// found in /proc/fs/xfs/stat.
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func ParseStats(r io.Reader) (*Stats, error) {
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const (
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// Fields parsed into stats structures.
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fieldExtentAlloc = "extent_alloc"
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fieldAbt = "abt"
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fieldBlkMap = "blk_map"
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fieldBmbt = "bmbt"
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fieldDir = "dir"
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fieldTrans = "trans"
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fieldIg = "ig"
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fieldLog = "log"
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fieldRw = "rw"
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fieldAttr = "attr"
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fieldIcluster = "icluster"
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fieldVnodes = "vnodes"
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fieldBuf = "buf"
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fieldXpc = "xpc"
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// Unimplemented at this time due to lack of documentation.
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fieldPushAil = "push_ail"
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fieldXstrat = "xstrat"
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fieldAbtb2 = "abtb2"
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fieldAbtc2 = "abtc2"
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fieldBmbt2 = "bmbt2"
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fieldIbt2 = "ibt2"
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fieldFibt2 = "fibt2"
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fieldQm = "qm"
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fieldDebug = "debug"
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)
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var xfss Stats
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s := bufio.NewScanner(r)
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for s.Scan() {
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// Expect at least a string label and a single integer value, ex:
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// - abt 0
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// - rw 1 2
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ss := strings.Fields(string(s.Bytes()))
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if len(ss) < 2 {
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continue
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}
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label := ss[0]
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// Extended precision counters are uint64 values.
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if label == fieldXpc {
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us, err := util.ParseUint64s(ss[1:])
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if err != nil {
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return nil, err
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}
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xfss.ExtendedPrecision, err = extendedPrecisionStats(us)
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if err != nil {
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return nil, err
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}
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continue
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}
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// All other counters are uint32 values.
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us, err := util.ParseUint32s(ss[1:])
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if err != nil {
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return nil, err
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}
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switch label {
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case fieldExtentAlloc:
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xfss.ExtentAllocation, err = extentAllocationStats(us)
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case fieldAbt:
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xfss.AllocationBTree, err = btreeStats(us)
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case fieldBlkMap:
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xfss.BlockMapping, err = blockMappingStats(us)
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case fieldBmbt:
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xfss.BlockMapBTree, err = btreeStats(us)
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case fieldDir:
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xfss.DirectoryOperation, err = directoryOperationStats(us)
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case fieldTrans:
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xfss.Transaction, err = transactionStats(us)
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case fieldIg:
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xfss.InodeOperation, err = inodeOperationStats(us)
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case fieldLog:
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xfss.LogOperation, err = logOperationStats(us)
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case fieldRw:
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xfss.ReadWrite, err = readWriteStats(us)
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case fieldAttr:
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xfss.AttributeOperation, err = attributeOperationStats(us)
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case fieldIcluster:
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xfss.InodeClustering, err = inodeClusteringStats(us)
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case fieldVnodes:
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xfss.Vnode, err = vnodeStats(us)
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case fieldBuf:
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xfss.Buffer, err = bufferStats(us)
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}
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if err != nil {
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return nil, err
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}
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}
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return &xfss, s.Err()
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}
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// extentAllocationStats builds an ExtentAllocationStats from a slice of uint32s.
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func extentAllocationStats(us []uint32) (ExtentAllocationStats, error) {
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if l := len(us); l != 4 {
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return ExtentAllocationStats{}, fmt.Errorf("incorrect number of values for XFS extent allocation stats: %d", l)
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}
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return ExtentAllocationStats{
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ExtentsAllocated: us[0],
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BlocksAllocated: us[1],
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ExtentsFreed: us[2],
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BlocksFreed: us[3],
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}, nil
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}
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// btreeStats builds a BTreeStats from a slice of uint32s.
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func btreeStats(us []uint32) (BTreeStats, error) {
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if l := len(us); l != 4 {
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return BTreeStats{}, fmt.Errorf("incorrect number of values for XFS btree stats: %d", l)
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}
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return BTreeStats{
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Lookups: us[0],
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Compares: us[1],
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RecordsInserted: us[2],
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RecordsDeleted: us[3],
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}, nil
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}
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// BlockMappingStat builds a BlockMappingStats from a slice of uint32s.
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func blockMappingStats(us []uint32) (BlockMappingStats, error) {
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if l := len(us); l != 7 {
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return BlockMappingStats{}, fmt.Errorf("incorrect number of values for XFS block mapping stats: %d", l)
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}
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return BlockMappingStats{
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Reads: us[0],
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Writes: us[1],
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Unmaps: us[2],
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ExtentListInsertions: us[3],
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ExtentListDeletions: us[4],
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ExtentListLookups: us[5],
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ExtentListCompares: us[6],
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}, nil
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}
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// DirectoryOperationStats builds a DirectoryOperationStats from a slice of uint32s.
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func directoryOperationStats(us []uint32) (DirectoryOperationStats, error) {
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if l := len(us); l != 4 {
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return DirectoryOperationStats{}, fmt.Errorf("incorrect number of values for XFS directory operation stats: %d", l)
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}
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return DirectoryOperationStats{
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Lookups: us[0],
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Creates: us[1],
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Removes: us[2],
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Getdents: us[3],
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}, nil
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}
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// TransactionStats builds a TransactionStats from a slice of uint32s.
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func transactionStats(us []uint32) (TransactionStats, error) {
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if l := len(us); l != 3 {
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return TransactionStats{}, fmt.Errorf("incorrect number of values for XFS transaction stats: %d", l)
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}
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return TransactionStats{
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Sync: us[0],
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Async: us[1],
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Empty: us[2],
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}, nil
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}
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// InodeOperationStats builds an InodeOperationStats from a slice of uint32s.
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func inodeOperationStats(us []uint32) (InodeOperationStats, error) {
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if l := len(us); l != 7 {
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return InodeOperationStats{}, fmt.Errorf("incorrect number of values for XFS inode operation stats: %d", l)
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}
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return InodeOperationStats{
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Attempts: us[0],
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Found: us[1],
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Recycle: us[2],
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Missed: us[3],
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Duplicate: us[4],
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Reclaims: us[5],
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AttributeChange: us[6],
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}, nil
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}
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// LogOperationStats builds a LogOperationStats from a slice of uint32s.
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func logOperationStats(us []uint32) (LogOperationStats, error) {
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if l := len(us); l != 5 {
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return LogOperationStats{}, fmt.Errorf("incorrect number of values for XFS log operation stats: %d", l)
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}
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return LogOperationStats{
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Writes: us[0],
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Blocks: us[1],
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NoInternalBuffers: us[2],
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Force: us[3],
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ForceSleep: us[4],
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}, nil
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}
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// ReadWriteStats builds a ReadWriteStats from a slice of uint32s.
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func readWriteStats(us []uint32) (ReadWriteStats, error) {
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if l := len(us); l != 2 {
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return ReadWriteStats{}, fmt.Errorf("incorrect number of values for XFS read write stats: %d", l)
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}
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return ReadWriteStats{
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Read: us[0],
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Write: us[1],
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}, nil
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}
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// AttributeOperationStats builds an AttributeOperationStats from a slice of uint32s.
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func attributeOperationStats(us []uint32) (AttributeOperationStats, error) {
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if l := len(us); l != 4 {
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return AttributeOperationStats{}, fmt.Errorf("incorrect number of values for XFS attribute operation stats: %d", l)
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}
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return AttributeOperationStats{
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Get: us[0],
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Set: us[1],
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Remove: us[2],
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List: us[3],
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}, nil
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}
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// InodeClusteringStats builds an InodeClusteringStats from a slice of uint32s.
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func inodeClusteringStats(us []uint32) (InodeClusteringStats, error) {
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if l := len(us); l != 3 {
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return InodeClusteringStats{}, fmt.Errorf("incorrect number of values for XFS inode clustering stats: %d", l)
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}
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return InodeClusteringStats{
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Iflush: us[0],
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Flush: us[1],
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FlushInode: us[2],
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}, nil
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}
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// VnodeStats builds a VnodeStats from a slice of uint32s.
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func vnodeStats(us []uint32) (VnodeStats, error) {
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// The attribute "Free" appears to not be available on older XFS
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// stats versions. Therefore, 7 or 8 elements may appear in
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// this slice.
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l := len(us)
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if l != 7 && l != 8 {
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return VnodeStats{}, fmt.Errorf("incorrect number of values for XFS vnode stats: %d", l)
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}
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s := VnodeStats{
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Active: us[0],
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Allocate: us[1],
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Get: us[2],
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Hold: us[3],
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Release: us[4],
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Reclaim: us[5],
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Remove: us[6],
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}
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// Skip adding free, unless it is present. The zero value will
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// be used in place of an actual count.
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if l == 7 {
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return s, nil
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}
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s.Free = us[7]
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return s, nil
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}
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// BufferStats builds a BufferStats from a slice of uint32s.
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func bufferStats(us []uint32) (BufferStats, error) {
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if l := len(us); l != 9 {
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return BufferStats{}, fmt.Errorf("incorrect number of values for XFS buffer stats: %d", l)
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}
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return BufferStats{
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Get: us[0],
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Create: us[1],
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GetLocked: us[2],
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GetLockedWaited: us[3],
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BusyLocked: us[4],
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MissLocked: us[5],
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PageRetries: us[6],
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PageFound: us[7],
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GetRead: us[8],
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}, nil
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}
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// ExtendedPrecisionStats builds an ExtendedPrecisionStats from a slice of uint32s.
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func extendedPrecisionStats(us []uint64) (ExtendedPrecisionStats, error) {
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if l := len(us); l != 3 {
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return ExtendedPrecisionStats{}, fmt.Errorf("incorrect number of values for XFS extended precision stats: %d", l)
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}
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return ExtendedPrecisionStats{
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FlushBytes: us[0],
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WriteBytes: us[1],
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ReadBytes: us[2],
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}, nil
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}
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163
vendor/github.com/prometheus/procfs/xfs/xfs.go
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vendor/github.com/prometheus/procfs/xfs/xfs.go
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// Copyright 2017 The Prometheus Authors
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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 xfs provides access to statistics exposed by the XFS filesystem.
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package xfs
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// Stats contains XFS filesystem runtime statistics, parsed from
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// /proc/fs/xfs/stat.
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//
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// The names and meanings of each statistic were taken from
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// http://xfs.org/index.php/Runtime_Stats and xfs_stats.h in the Linux
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// kernel source. Most counters are uint32s (same data types used in
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// xfs_stats.h), but some of the "extended precision stats" are uint64s.
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type Stats struct {
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// The name of the filesystem used to source these statistics.
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// If empty, this indicates aggregated statistics for all XFS
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// filesystems on the host.
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Name string
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ExtentAllocation ExtentAllocationStats
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AllocationBTree BTreeStats
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BlockMapping BlockMappingStats
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BlockMapBTree BTreeStats
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DirectoryOperation DirectoryOperationStats
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Transaction TransactionStats
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InodeOperation InodeOperationStats
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LogOperation LogOperationStats
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ReadWrite ReadWriteStats
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AttributeOperation AttributeOperationStats
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InodeClustering InodeClusteringStats
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Vnode VnodeStats
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Buffer BufferStats
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ExtendedPrecision ExtendedPrecisionStats
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}
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// ExtentAllocationStats contains statistics regarding XFS extent allocations.
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type ExtentAllocationStats struct {
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ExtentsAllocated uint32
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BlocksAllocated uint32
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ExtentsFreed uint32
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BlocksFreed uint32
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}
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// BTreeStats contains statistics regarding an XFS internal B-tree.
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type BTreeStats struct {
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Lookups uint32
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Compares uint32
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RecordsInserted uint32
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RecordsDeleted uint32
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}
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// BlockMappingStats contains statistics regarding XFS block maps.
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type BlockMappingStats struct {
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Reads uint32
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Writes uint32
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Unmaps uint32
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ExtentListInsertions uint32
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ExtentListDeletions uint32
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ExtentListLookups uint32
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ExtentListCompares uint32
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}
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// DirectoryOperationStats contains statistics regarding XFS directory entries.
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type DirectoryOperationStats struct {
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Lookups uint32
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Creates uint32
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Removes uint32
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Getdents uint32
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}
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// TransactionStats contains statistics regarding XFS metadata transactions.
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type TransactionStats struct {
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Sync uint32
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Async uint32
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Empty uint32
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}
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// InodeOperationStats contains statistics regarding XFS inode operations.
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type InodeOperationStats struct {
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Attempts uint32
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Found uint32
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Recycle uint32
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Missed uint32
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Duplicate uint32
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Reclaims uint32
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AttributeChange uint32
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}
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// LogOperationStats contains statistics regarding the XFS log buffer.
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type LogOperationStats struct {
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Writes uint32
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Blocks uint32
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||||
NoInternalBuffers uint32
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Force uint32
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||||
ForceSleep uint32
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||||
}
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||||
// ReadWriteStats contains statistics regarding the number of read and write
|
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// system calls for XFS filesystems.
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type ReadWriteStats struct {
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Read uint32
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Write uint32
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||||
}
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||||
|
||||
// AttributeOperationStats contains statistics regarding manipulation of
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||||
// XFS extended file attributes.
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||||
type AttributeOperationStats struct {
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Get uint32
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Set uint32
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||||
Remove uint32
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||||
List uint32
|
||||
}
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||||
// InodeClusteringStats contains statistics regarding XFS inode clustering
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// operations.
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type InodeClusteringStats struct {
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Iflush uint32
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Flush uint32
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FlushInode uint32
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}
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// VnodeStats contains statistics regarding XFS vnode operations.
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type VnodeStats struct {
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Active uint32
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Allocate uint32
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Get uint32
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||||
Hold uint32
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||||
Release uint32
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||||
Reclaim uint32
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||||
Remove uint32
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||||
Free uint32
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||||
}
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||||
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||||
// BufferStats contains statistics regarding XFS read/write I/O buffers.
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||||
type BufferStats struct {
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||||
Get uint32
|
||||
Create uint32
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||||
GetLocked uint32
|
||||
GetLockedWaited uint32
|
||||
BusyLocked uint32
|
||||
MissLocked uint32
|
||||
PageRetries uint32
|
||||
PageFound uint32
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||||
GetRead uint32
|
||||
}
|
||||
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||||
// ExtendedPrecisionStats contains high precision counters used to track the
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// total number of bytes read, written, or flushed, during XFS operations.
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||||
type ExtendedPrecisionStats struct {
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||||
FlushBytes uint64
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WriteBytes uint64
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||||
ReadBytes uint64
|
||||
}
|
||||
Loading…
Add table
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Reference in a new issue