078c404c3b
* 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
318 lines
7.1 KiB
Go
318 lines
7.1 KiB
Go
// Copyright 2018 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 nfs
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import (
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"fmt"
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)
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func parseReplyCache(v []uint64) (ReplyCache, error) {
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if len(v) != 3 {
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return ReplyCache{}, fmt.Errorf("invalid ReplyCache line %q", v)
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}
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return ReplyCache{
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Hits: v[0],
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Misses: v[1],
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NoCache: v[2],
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}, nil
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}
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func parseFileHandles(v []uint64) (FileHandles, error) {
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if len(v) != 5 {
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return FileHandles{}, fmt.Errorf("invalid FileHandles, line %q", v)
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}
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return FileHandles{
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Stale: v[0],
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TotalLookups: v[1],
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AnonLookups: v[2],
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DirNoCache: v[3],
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NoDirNoCache: v[4],
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}, nil
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}
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func parseInputOutput(v []uint64) (InputOutput, error) {
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if len(v) != 2 {
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return InputOutput{}, fmt.Errorf("invalid InputOutput line %q", v)
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}
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return InputOutput{
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Read: v[0],
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Write: v[1],
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}, nil
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}
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func parseThreads(v []uint64) (Threads, error) {
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if len(v) != 2 {
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return Threads{}, fmt.Errorf("invalid Threads line %q", v)
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}
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return Threads{
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Threads: v[0],
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FullCnt: v[1],
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}, nil
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}
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func parseReadAheadCache(v []uint64) (ReadAheadCache, error) {
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if len(v) != 12 {
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return ReadAheadCache{}, fmt.Errorf("invalid ReadAheadCache line %q", v)
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}
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return ReadAheadCache{
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CacheSize: v[0],
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CacheHistogram: v[1:11],
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NotFound: v[11],
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}, nil
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}
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func parseNetwork(v []uint64) (Network, error) {
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if len(v) != 4 {
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return Network{}, fmt.Errorf("invalid Network line %q", v)
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}
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return Network{
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NetCount: v[0],
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UDPCount: v[1],
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TCPCount: v[2],
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TCPConnect: v[3],
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}, nil
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}
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func parseServerRPC(v []uint64) (ServerRPC, error) {
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if len(v) != 5 {
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return ServerRPC{}, fmt.Errorf("invalid RPC line %q", v)
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}
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return ServerRPC{
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RPCCount: v[0],
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BadCnt: v[1],
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BadFmt: v[2],
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BadAuth: v[3],
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BadcInt: v[4],
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}, nil
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}
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func parseClientRPC(v []uint64) (ClientRPC, error) {
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if len(v) != 3 {
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return ClientRPC{}, fmt.Errorf("invalid RPC line %q", v)
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}
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return ClientRPC{
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RPCCount: v[0],
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Retransmissions: v[1],
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AuthRefreshes: v[2],
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}, nil
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}
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func parseV2Stats(v []uint64) (V2Stats, error) {
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values := int(v[0])
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if len(v[1:]) != values || values != 18 {
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return V2Stats{}, fmt.Errorf("invalid V2Stats line %q", v)
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}
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return V2Stats{
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Null: v[1],
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GetAttr: v[2],
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SetAttr: v[3],
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Root: v[4],
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Lookup: v[5],
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ReadLink: v[6],
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Read: v[7],
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WrCache: v[8],
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Write: v[9],
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Create: v[10],
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Remove: v[11],
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Rename: v[12],
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Link: v[13],
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SymLink: v[14],
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MkDir: v[15],
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RmDir: v[16],
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ReadDir: v[17],
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FsStat: v[18],
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}, nil
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}
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func parseV3Stats(v []uint64) (V3Stats, error) {
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values := int(v[0])
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if len(v[1:]) != values || values != 22 {
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return V3Stats{}, fmt.Errorf("invalid V3Stats line %q", v)
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}
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return V3Stats{
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Null: v[1],
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GetAttr: v[2],
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SetAttr: v[3],
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Lookup: v[4],
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Access: v[5],
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ReadLink: v[6],
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Read: v[7],
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Write: v[8],
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Create: v[9],
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MkDir: v[10],
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SymLink: v[11],
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MkNod: v[12],
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Remove: v[13],
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RmDir: v[14],
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Rename: v[15],
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Link: v[16],
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ReadDir: v[17],
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ReadDirPlus: v[18],
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FsStat: v[19],
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FsInfo: v[20],
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PathConf: v[21],
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Commit: v[22],
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}, nil
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}
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func parseClientV4Stats(v []uint64) (ClientV4Stats, error) {
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values := int(v[0])
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if len(v[1:]) != values {
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return ClientV4Stats{}, fmt.Errorf("invalid ClientV4Stats line %q", v)
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}
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// This function currently supports mapping 59 NFS v4 client stats. Older
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// kernels may emit fewer stats, so we must detect this and pad out the
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// values to match the expected slice size.
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if values < 59 {
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newValues := make([]uint64, 60)
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copy(newValues, v)
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v = newValues
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}
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return ClientV4Stats{
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Null: v[1],
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Read: v[2],
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Write: v[3],
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Commit: v[4],
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Open: v[5],
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OpenConfirm: v[6],
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OpenNoattr: v[7],
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OpenDowngrade: v[8],
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Close: v[9],
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Setattr: v[10],
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FsInfo: v[11],
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Renew: v[12],
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SetClientID: v[13],
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SetClientIDConfirm: v[14],
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Lock: v[15],
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Lockt: v[16],
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Locku: v[17],
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Access: v[18],
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Getattr: v[19],
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Lookup: v[20],
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LookupRoot: v[21],
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Remove: v[22],
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Rename: v[23],
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Link: v[24],
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Symlink: v[25],
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Create: v[26],
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Pathconf: v[27],
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StatFs: v[28],
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ReadLink: v[29],
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ReadDir: v[30],
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ServerCaps: v[31],
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DelegReturn: v[32],
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GetACL: v[33],
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SetACL: v[34],
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FsLocations: v[35],
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ReleaseLockowner: v[36],
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Secinfo: v[37],
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FsidPresent: v[38],
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ExchangeID: v[39],
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CreateSession: v[40],
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DestroySession: v[41],
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Sequence: v[42],
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GetLeaseTime: v[43],
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ReclaimComplete: v[44],
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LayoutGet: v[45],
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GetDeviceInfo: v[46],
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LayoutCommit: v[47],
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LayoutReturn: v[48],
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SecinfoNoName: v[49],
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TestStateID: v[50],
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FreeStateID: v[51],
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GetDeviceList: v[52],
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BindConnToSession: v[53],
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DestroyClientID: v[54],
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Seek: v[55],
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Allocate: v[56],
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DeAllocate: v[57],
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LayoutStats: v[58],
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Clone: v[59],
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}, nil
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}
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func parseServerV4Stats(v []uint64) (ServerV4Stats, error) {
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values := int(v[0])
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if len(v[1:]) != values || values != 2 {
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return ServerV4Stats{}, fmt.Errorf("invalid V4Stats line %q", v)
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}
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return ServerV4Stats{
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Null: v[1],
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Compound: v[2],
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}, nil
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}
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func parseV4Ops(v []uint64) (V4Ops, error) {
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values := int(v[0])
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if len(v[1:]) != values || values < 39 {
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return V4Ops{}, fmt.Errorf("invalid V4Ops line %q", v)
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}
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stats := V4Ops{
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Op0Unused: v[1],
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Op1Unused: v[2],
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Op2Future: v[3],
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Access: v[4],
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Close: v[5],
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Commit: v[6],
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Create: v[7],
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DelegPurge: v[8],
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DelegReturn: v[9],
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GetAttr: v[10],
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GetFH: v[11],
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Link: v[12],
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Lock: v[13],
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Lockt: v[14],
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Locku: v[15],
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Lookup: v[16],
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LookupRoot: v[17],
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Nverify: v[18],
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Open: v[19],
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OpenAttr: v[20],
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OpenConfirm: v[21],
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OpenDgrd: v[22],
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PutFH: v[23],
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PutPubFH: v[24],
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PutRootFH: v[25],
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Read: v[26],
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ReadDir: v[27],
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ReadLink: v[28],
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Remove: v[29],
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Rename: v[30],
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Renew: v[31],
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RestoreFH: v[32],
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SaveFH: v[33],
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SecInfo: v[34],
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SetAttr: v[35],
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Verify: v[36],
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Write: v[37],
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RelLockOwner: v[38],
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}
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return stats, nil
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}
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