fix: optimize ServerInfo() handler to avoid reading config (#10626)

fixes #10620
This commit is contained in:
Harshavardhana 2020-10-02 16:19:44 -07:00 committed by GitHub
parent 8e7c00f3d4
commit c6a9a94f94
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GPG Key ID: 4AEE18F83AFDEB23
10 changed files with 99 additions and 79 deletions

View File

@ -37,7 +37,6 @@ import (
"github.com/gorilla/mux"
"github.com/minio/minio/cmd/config"
"github.com/minio/minio/cmd/config/notify"
"github.com/minio/minio/cmd/crypto"
xhttp "github.com/minio/minio/cmd/http"
"github.com/minio/minio/cmd/logger"
@ -1438,12 +1437,6 @@ func (a adminAPIHandlers) ServerInfoHandler(w http.ResponseWriter, r *http.Reque
return
}
cfg, err := readServerConfig(ctx, objectAPI)
if err != nil {
writeErrorResponseJSON(ctx, w, toAdminAPIErr(ctx, err), r.URL)
return
}
buckets := madmin.Buckets{}
objects := madmin.Objects{}
usage := madmin.Usage{}
@ -1455,7 +1448,7 @@ func (a adminAPIHandlers) ServerInfoHandler(w http.ResponseWriter, r *http.Reque
usage = madmin.Usage{Size: dataUsageInfo.ObjectsTotalSize}
}
vault := fetchVaultStatus(cfg)
vault := fetchVaultStatus()
ldap := madmin.LDAP{}
if globalLDAPConfig.Enabled {
@ -1471,10 +1464,10 @@ func (a adminAPIHandlers) ServerInfoHandler(w http.ResponseWriter, r *http.Reque
}
}
log, audit := fetchLoggerInfo(cfg)
log, audit := fetchLoggerInfo()
// Get the notification target info
notifyTarget := fetchLambdaInfo(cfg)
notifyTarget := fetchLambdaInfo()
// Fetching the Storage information, ignore any errors.
storageInfo, _ := objectAPI.StorageInfo(ctx, false)
@ -1514,20 +1507,10 @@ func (a adminAPIHandlers) ServerInfoHandler(w http.ResponseWriter, r *http.Reque
Notifications: notifyTarget,
}
// Collect any disk healing.
healing, _ := getAggregatedBackgroundHealState(ctx)
healDisks := make(map[string]struct{}, len(healing.HealDisks))
for _, disk := range healing.HealDisks {
healDisks[disk] = struct{}{}
}
// find all disks which belong to each respective endpoints
for i := range servers {
for _, disk := range storageInfo.Disks {
if strings.Contains(disk.Endpoint, servers[i].Endpoint) {
if _, ok := healDisks[disk.Endpoint]; ok {
disk.Healing = true
}
servers[i].Disks = append(servers[i].Disks, disk)
}
}
@ -1539,9 +1522,6 @@ func (a adminAPIHandlers) ServerInfoHandler(w http.ResponseWriter, r *http.Reque
continue
}
if disk.Endpoint == disk.DrivePath {
if _, ok := healDisks[disk.Endpoint]; ok {
disk.Healing = true
}
servers[len(servers)-1].Disks = append(servers[len(servers)-1].Disks, disk)
}
}
@ -1567,27 +1547,33 @@ func (a adminAPIHandlers) ServerInfoHandler(w http.ResponseWriter, r *http.Reque
return
}
//Reply with storage information (across nodes in a
// Reply with storage information (across nodes in a
// distributed setup) as json.
writeSuccessResponseJSON(w, jsonBytes)
}
func fetchLambdaInfo(cfg config.Config) []map[string][]madmin.TargetIDStatus {
// Fetch the configured targets
tr := NewGatewayHTTPTransport()
defer tr.CloseIdleConnections()
targetList, err := notify.FetchRegisteredTargets(GlobalContext, cfg, tr, true, false)
if err != nil && err != notify.ErrTargetsOffline {
logger.LogIf(GlobalContext, err)
return nil
}
func fetchLambdaInfo() []map[string][]madmin.TargetIDStatus {
lambdaMap := make(map[string][]madmin.TargetIDStatus)
for targetID, target := range targetList.TargetMap() {
for _, tgt := range globalConfigTargetList.Targets() {
targetIDStatus := make(map[string]madmin.Status)
active, _ := target.IsActive()
active, _ := tgt.IsActive()
targetID := tgt.ID()
if active {
targetIDStatus[targetID.ID] = madmin.Status{Status: "Online"}
} else {
targetIDStatus[targetID.ID] = madmin.Status{Status: "Offline"}
}
list := lambdaMap[targetID.Name]
list = append(list, targetIDStatus)
lambdaMap[targetID.Name] = list
}
for _, tgt := range globalEnvTargetList.Targets() {
targetIDStatus := make(map[string]madmin.Status)
active, _ := tgt.IsActive()
targetID := tgt.ID()
if active {
targetIDStatus[targetID.ID] = madmin.Status{Status: "Online"}
} else {
@ -1596,8 +1582,6 @@ func fetchLambdaInfo(cfg config.Config) []map[string][]madmin.TargetIDStatus {
list := lambdaMap[targetID.Name]
list = append(list, targetIDStatus)
lambdaMap[targetID.Name] = list
// Close any leaking connections
_ = target.Close()
}
notify := make([]map[string][]madmin.TargetIDStatus, len(lambdaMap))
@ -1612,7 +1596,7 @@ func fetchLambdaInfo(cfg config.Config) []map[string][]madmin.TargetIDStatus {
}
// fetchVaultStatus fetches Vault Info
func fetchVaultStatus(cfg config.Config) madmin.Vault {
func fetchVaultStatus() madmin.Vault {
vault := madmin.Vault{}
if GlobalKMS == nil {
vault.Status = "disabled"
@ -1655,41 +1639,42 @@ func fetchVaultStatus(cfg config.Config) madmin.Vault {
}
// fetchLoggerDetails return log info
func fetchLoggerInfo(cfg config.Config) ([]madmin.Logger, []madmin.Audit) {
loggerCfg, _ := logger.LookupConfig(cfg)
var logger []madmin.Logger
var auditlogger []madmin.Audit
for log, l := range loggerCfg.HTTP {
if l.Enabled {
err := checkConnection(l.Endpoint, 15*time.Second)
func fetchLoggerInfo() ([]madmin.Logger, []madmin.Audit) {
var loggerInfo []madmin.Logger
var auditloggerInfo []madmin.Audit
for _, target := range logger.Targets {
if target.Endpoint() != "" {
tgt := target.String()
err := checkConnection(target.Endpoint(), 15*time.Second)
if err == nil {
mapLog := make(map[string]madmin.Status)
mapLog[log] = madmin.Status{Status: "Online"}
logger = append(logger, mapLog)
mapLog[tgt] = madmin.Status{Status: "Online"}
loggerInfo = append(loggerInfo, mapLog)
} else {
mapLog := make(map[string]madmin.Status)
mapLog[log] = madmin.Status{Status: "offline"}
logger = append(logger, mapLog)
mapLog[tgt] = madmin.Status{Status: "offline"}
loggerInfo = append(loggerInfo, mapLog)
}
}
}
for audit, l := range loggerCfg.Audit {
if l.Enabled {
err := checkConnection(l.Endpoint, 15*time.Second)
for _, target := range logger.AuditTargets {
if target.Endpoint() != "" {
tgt := target.String()
err := checkConnection(target.Endpoint(), 15*time.Second)
if err == nil {
mapAudit := make(map[string]madmin.Status)
mapAudit[audit] = madmin.Status{Status: "Online"}
auditlogger = append(auditlogger, mapAudit)
mapAudit[tgt] = madmin.Status{Status: "Online"}
auditloggerInfo = append(auditloggerInfo, mapAudit)
} else {
mapAudit := make(map[string]madmin.Status)
mapAudit[audit] = madmin.Status{Status: "Offline"}
auditlogger = append(auditlogger, mapAudit)
mapAudit[tgt] = madmin.Status{Status: "Offline"}
auditloggerInfo = append(auditloggerInfo, mapAudit)
}
}
}
return logger, auditlogger
return loggerInfo, auditloggerInfo
}
// checkConnection - ping an endpoint , return err in case of no connection

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@ -493,11 +493,13 @@ func lookupConfigs(s config.Config, setDriveCount int) {
logger.LogIf(ctx, fmt.Errorf("Unable to initialize logger: %w", err))
}
for _, l := range loggerCfg.HTTP {
for k, l := range loggerCfg.HTTP {
if l.Enabled {
// Enable http logging
if err = logger.AddTarget(
http.New(http.WithEndpoint(l.Endpoint),
http.New(
http.WithTargetName(k),
http.WithEndpoint(l.Endpoint),
http.WithAuthToken(l.AuthToken),
http.WithUserAgent(loggerUserAgent),
http.WithLogKind(string(logger.All)),
@ -509,11 +511,13 @@ func lookupConfigs(s config.Config, setDriveCount int) {
}
}
for _, l := range loggerCfg.Audit {
for k, l := range loggerCfg.Audit {
if l.Enabled {
// Enable http audit logging
if err = logger.AddAuditTarget(
http.New(http.WithEndpoint(l.Endpoint),
http.New(
http.WithTargetName(k),
http.WithEndpoint(l.Endpoint),
http.WithAuthToken(l.AuthToken),
http.WithUserAgent(loggerUserAgent),
http.WithLogKind(string(logger.All)),

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@ -122,6 +122,16 @@ func (sys *HTTPConsoleLoggerSys) Validate() error {
return nil
}
// Endpoint - dummy function for interface compatibility
func (sys *HTTPConsoleLoggerSys) Endpoint() string {
return sys.console.Endpoint()
}
// String - stringer function for interface compatibility
func (sys *HTTPConsoleLoggerSys) String() string {
return "console+http"
}
// Content returns the console stdout log
func (sys *HTTPConsoleLoggerSys) Content() (logs []log.Entry) {
sys.RLock()

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@ -42,6 +42,14 @@ type testingLogger struct {
t testLoggerI
}
func (t *testingLogger) Endpoint() string {
return ""
}
func (t *testingLogger) String() string {
return ""
}
func (t *testingLogger) Validate() error {
return nil
}

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@ -149,16 +149,6 @@ func getDisksInfo(disks []StorageAPI, endpoints []string) (disksInfo []madmin.Di
return errDiskNotFound
}
info, err := disks[index].DiskInfo(context.TODO())
if err != nil {
reqInfo := (&logger.ReqInfo{}).AppendTags("disk", disks[index].String())
ctx := logger.SetReqInfo(GlobalContext, reqInfo)
logger.LogIf(ctx, err)
disksInfo[index] = madmin.Disk{
State: diskErrToDriveState(err),
Endpoint: endpoints[index],
}
return err
}
di := madmin.Disk{
Endpoint: endpoints[index],
DrivePath: info.MountPath,
@ -182,7 +172,7 @@ func getDisksInfo(disks []StorageAPI, endpoints []string) (disksInfo []madmin.Di
// Wait for the routines.
for i, diskInfoErr := range errs {
ep := disksInfo[i].Endpoint
if diskInfoErr != nil {
if diskInfoErr != nil && !errors.Is(diskInfoErr, errUnformattedDisk) {
offlineDisks[ep]++
continue
}

View File

@ -37,6 +37,15 @@ func (c *Target) Validate() error {
return nil
}
// Endpoint returns the backend endpoint
func (c *Target) Endpoint() string {
return ""
}
func (c *Target) String() string {
return "console"
}
// Send log message 'e' to console
func (c *Target) Send(e interface{}, logKind string) error {
entry, ok := e.(log.Entry)

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@ -39,6 +39,7 @@ type Target struct {
// Channel of log entries
logCh chan interface{}
name string
// HTTP(s) endpoint
endpoint string
// Authorization token for `endpoint`
@ -49,6 +50,15 @@ type Target struct {
client http.Client
}
// Endpoint returns the backend endpoint
func (h *Target) Endpoint() string {
return h.endpoint
}
func (h *Target) String() string {
return h.name
}
// Validate validate the http target
func (h *Target) Validate() error {
ctx, cancel := context.WithTimeout(context.Background(), time.Second)
@ -145,6 +155,13 @@ func (h *Target) startHTTPLogger() {
// Option is a function type that accepts a pointer Target
type Option func(*Target)
// WithTargetName target name
func WithTargetName(name string) Option {
return func(t *Target) {
t.name = name
}
}
// WithEndpoint adds a new endpoint
func WithEndpoint(endpoint string) Option {
return func(t *Target) {

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@ -20,6 +20,8 @@ package logger
// a single log entry and Send it to the log target
// e.g. Send the log to a http server
type Target interface {
String() string
Endpoint() string
Validate() error
Send(entry interface{}, errKind string) error
}

1
go.mod
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@ -74,7 +74,6 @@ require (
github.com/tidwall/gjson v1.3.5
github.com/tidwall/sjson v1.0.4
github.com/tinylib/msgp v1.1.2
github.com/ttacon/chalk v0.0.0-20160626202418-22c06c80ed31 // indirect
github.com/valyala/tcplisten v0.0.0-20161114210144-ceec8f93295a
github.com/willf/bitset v1.1.11 // indirect
github.com/willf/bloom v2.0.3+incompatible

4
go.sum
View File

@ -454,8 +454,6 @@ github.com/tinylib/msgp v1.1.2 h1:gWmO7n0Ys2RBEb7GPYB9Ujq8Mk5p2U08lRnmMcGy6BQ=
github.com/tinylib/msgp v1.1.2/go.mod h1:+d+yLhGm8mzTaHzB+wgMYrodPfmZrzkirds8fDWklFE=
github.com/tmc/grpc-websocket-proxy v0.0.0-20170815181823-89b8d40f7ca8 h1:ndzgwNDnKIqyCvHTXaCqh9KlOWKvBry6nuXMJmonVsE=
github.com/tmc/grpc-websocket-proxy v0.0.0-20170815181823-89b8d40f7ca8/go.mod h1:ncp9v5uamzpCO7NfCPTXjqaC+bZgJeR0sMTm6dMHP7U=
github.com/ttacon/chalk v0.0.0-20160626202418-22c06c80ed31 h1:OXcKh35JaYsGMRzpvFkLv/MEyPuL49CThT1pZ8aSml4=
github.com/ttacon/chalk v0.0.0-20160626202418-22c06c80ed31/go.mod h1:onvgF043R+lC5RZ8IT9rBXDaEDnpnw/Cl+HFiw+v/7Q=
github.com/tv42/httpunix v0.0.0-20150427012821-b75d8614f926/go.mod h1:9ESjWnEqriFuLhtthL60Sar/7RFoluCcXsuvEwTV5KM=
github.com/urfave/cli v1.20.0/go.mod h1:70zkFmudgCuE/ngEzBv17Jvp/497gISqfk5gWijbERA=
github.com/valyala/tcplisten v0.0.0-20161114210144-ceec8f93295a h1:0R4NLDRDZX6JcmhJgXi5E4b8Wg84ihbmUKp/GvSPEzc=
@ -601,8 +599,6 @@ golang.org/x/tools v0.0.0-20191029190741-b9c20aec41a5/go.mod h1:b+2E5dAYhXwXZwtn
golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
golang.org/x/tools v0.0.0-20200425043458-8463f397d07c h1:iHhCR0b26amDCiiO+kBguKZom9aMF+NrFxh9zeKR/XU=
golang.org/x/tools v0.0.0-20200425043458-8463f397d07c/go.mod h1:EkVYQZoAsY45+roYkvgYkIh4xh/qjgUK9TdY2XT94GE=
golang.org/x/tools v0.0.0-20200925191224-5d1fdd8fa346 h1:hzJjkvxUIF3bSt+v8N5tBQNx/605vszZJ+3XsIamzZo=
golang.org/x/tools v0.0.0-20200925191224-5d1fdd8fa346/go.mod h1:z6u4i615ZeAfBE4XtMziQW1fSVJXACjjbWkB/mvPzlU=
golang.org/x/tools v0.0.0-20200929223013-bf155c11ec6f h1:7+Nz9MyPqt2qMCTvNiRy1G0zYfkB7UCa+ayT6uVvbyI=
golang.org/x/tools v0.0.0-20200929223013-bf155c11ec6f/go.mod h1:z6u4i615ZeAfBE4XtMziQW1fSVJXACjjbWkB/mvPzlU=
golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=