300 lines
10 KiB
Go
300 lines
10 KiB
Go
/*
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* MinIO Cloud Storage, (C) 2020 MinIO, 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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*
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*/
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package madmin
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import (
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"context"
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"encoding/json"
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"io"
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"net/http"
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"net/url"
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"time"
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"github.com/minio/minio/pkg/disk"
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"github.com/minio/minio/pkg/net"
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"github.com/shirou/gopsutil/cpu"
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"github.com/shirou/gopsutil/host"
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"github.com/shirou/gopsutil/mem"
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nethw "github.com/shirou/gopsutil/net"
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"github.com/shirou/gopsutil/process"
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)
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// OBDInfo - MinIO cluster's OBD Info
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type OBDInfo struct {
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TimeStamp time.Time `json:"timestamp,omitempty"`
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Error string `json:"error,omitempty"`
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Perf PerfOBDInfo `json:"perf,omitempty"`
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Minio MinioOBDInfo `json:"minio,omitempty"`
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Sys SysOBDInfo `json:"sys,omitempty"`
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}
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// SysOBDInfo - Includes hardware and system information of the MinIO cluster
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type SysOBDInfo struct {
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CPUInfo []ServerCPUOBDInfo `json:"cpus,omitempty"`
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DiskHwInfo []ServerDiskHwOBDInfo `json:"drives,omitempty"`
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OsInfo []ServerOsOBDInfo `json:"osinfos,omitempty"`
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MemInfo []ServerMemOBDInfo `json:"meminfos,omitempty"`
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ProcInfo []ServerProcOBDInfo `json:"procinfos,omitempty"`
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Error string `json:"error,omitempty"`
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}
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// ServerProcOBDInfo - Includes host process lvl information
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type ServerProcOBDInfo struct {
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Addr string `json:"addr"`
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Processes []SysOBDProcess `json:"processes,omitempty"`
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Error string `json:"error,omitempty"`
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}
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// SysOBDProcess - Includes process lvl information about a single process
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type SysOBDProcess struct {
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Pid int32 `json:"pid"`
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Background bool `json:"background,omitempty"`
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CPUPercent float64 `json:"cpupercent,omitempty"`
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Children []int32 `json:"children,omitempty"`
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CmdLine string `json:"cmd,omitempty"`
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Connections []nethw.ConnectionStat `json:"connections,omitempty"`
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CreateTime int64 `json:"createtime,omitempty"`
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Cwd string `json:"cwd,omitempty"`
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Exe string `json:"exe,omitempty"`
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Gids []int32 `json:"gids,omitempty"`
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IOCounters *process.IOCountersStat `json:"iocounters,omitempty"`
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IsRunning bool `json:"isrunning,omitempty"`
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MemInfo *process.MemoryInfoStat `json:"meminfo,omitempty"`
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MemMaps *[]process.MemoryMapsStat `json:"memmaps,omitempty"`
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MemPercent float32 `json:"mempercent,omitempty"`
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Name string `json:"name,omitempty"`
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NetIOCounters []nethw.IOCountersStat `json:"netiocounters,omitempty"`
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Nice int32 `json:"nice,omitempty"`
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NumCtxSwitches *process.NumCtxSwitchesStat `json:"numctxswitches,omitempty"`
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NumFds int32 `json:"numfds,omitempty"`
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NumThreads int32 `json:"numthreads,omitempty"`
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OpenFiles []process.OpenFilesStat `json:"openfiles,omitempty"`
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PageFaults *process.PageFaultsStat `json:"pagefaults,omitempty"`
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Parent int32 `json:"parent,omitempty"`
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Ppid int32 `json:"ppid,omitempty"`
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Rlimit []process.RlimitStat `json:"rlimit,omitempty"`
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Status string `json:"status,omitempty"`
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Tgid int32 `json:"tgid,omitempty"`
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Threads map[int32]*cpu.TimesStat `json:"threadstats,omitempty"`
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Times *cpu.TimesStat `json:"cputimes,omitempty"`
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Uids []int32 `json:"uids,omitempty"`
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Username string `json:"username,omitempty"`
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}
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// ServerMemOBDInfo - Includes host virtual and swap mem information
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type ServerMemOBDInfo struct {
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Addr string `json:"addr"`
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SwapMem *mem.SwapMemoryStat `json:"swap,omitempty"`
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VirtualMem *mem.VirtualMemoryStat `json:"virtualmem,omitempty"`
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Error string `json:"error,omitempty"`
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}
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// ServerOsOBDInfo - Includes host os information
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type ServerOsOBDInfo struct {
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Addr string `json:"addr"`
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Info *host.InfoStat `json:"info,omitempty"`
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Sensors []host.TemperatureStat `json:"sensors,omitempty"`
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Users []host.UserStat `json:"users,omitempty"`
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Error string `json:"error,omitempty"`
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}
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// ServerCPUOBDInfo - Includes cpu and timer stats of each node of the MinIO cluster
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type ServerCPUOBDInfo struct {
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Addr string `json:"addr"`
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CPUStat []cpu.InfoStat `json:"cpu,omitempty"`
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TimeStat []cpu.TimesStat `json:"time,omitempty"`
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Error string `json:"error,omitempty"`
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}
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// MinioOBDInfo - Includes MinIO confifuration information
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type MinioOBDInfo struct {
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Info InfoMessage `json:"info,omitempty"`
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Config interface{} `json:"config,omitempty"`
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Error string `json:"error,omitempty"`
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}
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// PerfOBDInfo - Includes Drive and Net perf info for the entire MinIO cluster
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type PerfOBDInfo struct {
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DriveInfo []ServerDrivesOBDInfo `json:"drives,omitempty"`
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Net []ServerNetOBDInfo `json:"net,omitempty"`
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NetParallel ServerNetOBDInfo `json:"net_parallel,omitempty"`
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Error string `json:"error,omitempty"`
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}
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// ServerDrivesOBDInfo - Drive OBD info about all drives in a single MinIO node
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type ServerDrivesOBDInfo struct {
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Addr string `json:"addr"`
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Serial []DriveOBDInfo `json:"serial,omitempty"`
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Parallel []DriveOBDInfo `json:"parallel,omitempty"`
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Error string `json:"error,omitempty"`
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}
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// DriveOBDInfo - Stats about a single drive in a MinIO node
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type DriveOBDInfo struct {
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Path string `json:"endpoint"`
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Latency disk.Latency `json:"latency,omitempty"`
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Throughput disk.Throughput `json:"throughput,omitempty"`
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Error string `json:"error,omitempty"`
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}
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// ServerNetOBDInfo - Network OBD info about a single MinIO node
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type ServerNetOBDInfo struct {
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Addr string `json:"addr"`
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Net []NetOBDInfo `json:"net,omitempty"`
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Error string `json:"error,omitempty"`
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}
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// NetOBDInfo - one-to-one network connectivity Stats between 2 MinIO nodes
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type NetOBDInfo struct {
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Addr string `json:"remote"`
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Latency net.Latency `json:"latency,omitempty"`
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Throughput net.Throughput `json:"throughput,omitempty"`
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Error string `json:"error,omitempty"`
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}
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// OBDDataType - Typed OBD data types
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type OBDDataType string
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// OBDDataTypes
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const (
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OBDDataTypePerfDrive OBDDataType = "perfdrive"
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OBDDataTypePerfNet OBDDataType = "perfnet"
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OBDDataTypeMinioInfo OBDDataType = "minioinfo"
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OBDDataTypeMinioConfig OBDDataType = "minioconfig"
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OBDDataTypeSysCPU OBDDataType = "syscpu"
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OBDDataTypeSysDiskHw OBDDataType = "sysdiskhw"
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OBDDataTypeSysDocker OBDDataType = "sysdocker" // is this really needed?
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OBDDataTypeSysOsInfo OBDDataType = "sysosinfo"
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OBDDataTypeSysLoad OBDDataType = "sysload" // provides very little info. Making it TBD
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OBDDataTypeSysMem OBDDataType = "sysmem"
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OBDDataTypeSysNet OBDDataType = "sysnet"
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OBDDataTypeSysProcess OBDDataType = "sysprocess"
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)
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// OBDDataTypesMap - Map of OBD datatypes
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var OBDDataTypesMap = map[string]OBDDataType{
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"perfdrive": OBDDataTypePerfDrive,
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"perfnet": OBDDataTypePerfNet,
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"minioinfo": OBDDataTypeMinioInfo,
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"minioconfig": OBDDataTypeMinioConfig,
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"syscpu": OBDDataTypeSysCPU,
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"sysdiskhw": OBDDataTypeSysDiskHw,
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"sysdocker": OBDDataTypeSysDocker,
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"sysosinfo": OBDDataTypeSysOsInfo,
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"sysload": OBDDataTypeSysLoad,
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"sysmem": OBDDataTypeSysMem,
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"sysnet": OBDDataTypeSysNet,
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"sysprocess": OBDDataTypeSysProcess,
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}
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// OBDDataTypesList - List of OBD datatypes
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var OBDDataTypesList = []OBDDataType{
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OBDDataTypePerfDrive,
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OBDDataTypePerfNet,
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OBDDataTypeMinioInfo,
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OBDDataTypeMinioConfig,
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OBDDataTypeSysCPU,
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OBDDataTypeSysDiskHw,
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OBDDataTypeSysDocker,
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OBDDataTypeSysOsInfo,
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OBDDataTypeSysLoad,
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OBDDataTypeSysMem,
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OBDDataTypeSysNet,
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OBDDataTypeSysProcess,
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}
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// ServerOBDInfo - Connect to a minio server and call OBD Info Management API
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// to fetch server's information represented by OBDInfo structure
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func (adm *AdminClient) ServerOBDInfo(ctx context.Context, obdDataTypes []OBDDataType, deadline time.Duration) <-chan OBDInfo {
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respChan := make(chan OBDInfo)
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go func() {
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v := url.Values{}
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v.Set("deadline",
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deadline.Truncate(1*time.Second).String())
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// start with all set to false
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for _, d := range OBDDataTypesList {
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v.Set(string(d), "false")
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}
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// only 'trueify' user provided values
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for _, d := range obdDataTypes {
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v.Set(string(d), "true")
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}
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var OBDInfoMessage OBDInfo
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OBDInfoMessage.TimeStamp = time.Now()
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if v.Get(string(OBDDataTypeMinioInfo)) == "true" {
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info, err := adm.ServerInfo(ctx)
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if err != nil {
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respChan <- OBDInfo{
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Error: err.Error(),
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}
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return
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}
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OBDInfoMessage.Minio.Info = info
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respChan <- OBDInfoMessage
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}
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resp, err := adm.executeMethod(ctx, "GET", requestData{
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relPath: adminAPIPrefix + "/obdinfo",
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queryValues: v,
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})
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defer closeResponse(resp)
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if err != nil {
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respChan <- OBDInfo{
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Error: err.Error(),
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}
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close(respChan)
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return
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}
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// Check response http status code
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if resp.StatusCode != http.StatusOK {
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respChan <- OBDInfo{
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Error: httpRespToErrorResponse(resp).Error(),
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}
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return
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}
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// Unmarshal the server's json response
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decoder := json.NewDecoder(resp.Body)
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for {
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err := decoder.Decode(&OBDInfoMessage)
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OBDInfoMessage.TimeStamp = time.Now()
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if err == io.EOF {
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break
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}
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if err != nil {
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respChan <- OBDInfo{
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Error: err.Error(),
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}
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}
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respChan <- OBDInfoMessage
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}
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respChan <- OBDInfoMessage
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close(respChan)
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}()
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return respChan
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}
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