simplify probe APIs

master
Anand Babu (AB) Periasamy 9 years ago
parent 76d11ed1e4
commit cdf93e534c
  1. 4
      pkg/controller/rpc.go
  2. 20
      pkg/donut/bucket.go
  3. 2
      pkg/donut/donut-v1.go
  4. 110
      pkg/probe/probe.go
  5. 6
      pkg/probe/probe_test.go
  6. 43
      pkg/probe/wrapper.go
  7. 14
      pkg/server/api/bucket-handlers.go
  8. 16
      pkg/server/api/object-handlers.go
  9. 2
      pkg/server/rpc/auth.go
  10. 2
      pkg/server/rpc/donut.go
  11. 4
      pkg/server/rpc/sysinfo.go

@ -60,8 +60,8 @@ func NewRequest(url string, op RPCOps, transport http.RoundTripper) (*RPCRequest
func (r RPCRequest) Do() (*http.Response, *probe.Error) { func (r RPCRequest) Do() (*http.Response, *probe.Error) {
resp, err := r.transport.RoundTrip(r.req) resp, err := r.transport.RoundTrip(r.req)
if err != nil { if err != nil {
if werr, ok := probe.ToWrappedError(err); ok { if err, ok := probe.UnwrapError(err); ok {
return nil, werr.ToError().Trace() return nil, err.Trace()
} }
return nil, probe.NewError(err) return nil, probe.NewError(err)
} }

@ -473,7 +473,7 @@ func (b bucket) writeObjectData(k, m uint8, writers []io.WriteCloser, objectData
func (b bucket) readObjectData(objectName string, writer *io.PipeWriter, objMetadata ObjectMetadata) { func (b bucket) readObjectData(objectName string, writer *io.PipeWriter, objMetadata ObjectMetadata) {
readers, err := b.getObjectReaders(objectName, "data") readers, err := b.getObjectReaders(objectName, "data")
if err != nil { if err != nil {
writer.CloseWithError(probe.NewWrappedError(err)) writer.CloseWithError(probe.WrapError(err))
return return
} }
for _, reader := range readers { for _, reader := range readers {
@ -484,12 +484,12 @@ func (b bucket) readObjectData(objectName string, writer *io.PipeWriter, objMeta
var err error var err error
expectedMd5sum, err = hex.DecodeString(objMetadata.MD5Sum) expectedMd5sum, err = hex.DecodeString(objMetadata.MD5Sum)
if err != nil { if err != nil {
writer.CloseWithError(probe.NewWrappedError(probe.NewError(err))) writer.CloseWithError(probe.WrapError(probe.NewError(err)))
return return
} }
expected512Sum, err = hex.DecodeString(objMetadata.SHA512Sum) expected512Sum, err = hex.DecodeString(objMetadata.SHA512Sum)
if err != nil { if err != nil {
writer.CloseWithError(probe.NewWrappedError(probe.NewError(err))) writer.CloseWithError(probe.WrapError(probe.NewError(err)))
return return
} }
} }
@ -499,23 +499,23 @@ func (b bucket) readObjectData(objectName string, writer *io.PipeWriter, objMeta
switch len(readers) > 1 { switch len(readers) > 1 {
case true: case true:
if objMetadata.ErasureTechnique == "" { if objMetadata.ErasureTechnique == "" {
writer.CloseWithError(probe.NewWrappedError(probe.NewError(MissingErasureTechnique{}))) writer.CloseWithError(probe.WrapError(probe.NewError(MissingErasureTechnique{})))
return return
} }
encoder, err := newEncoder(objMetadata.DataDisks, objMetadata.ParityDisks, objMetadata.ErasureTechnique) encoder, err := newEncoder(objMetadata.DataDisks, objMetadata.ParityDisks, objMetadata.ErasureTechnique)
if err != nil { if err != nil {
writer.CloseWithError(probe.NewWrappedError(err)) writer.CloseWithError(probe.WrapError(err))
return return
} }
totalLeft := objMetadata.Size totalLeft := objMetadata.Size
for i := 0; i < objMetadata.ChunkCount; i++ { for i := 0; i < objMetadata.ChunkCount; i++ {
decodedData, err := b.decodeEncodedData(totalLeft, int64(objMetadata.BlockSize), readers, encoder, writer) decodedData, err := b.decodeEncodedData(totalLeft, int64(objMetadata.BlockSize), readers, encoder, writer)
if err != nil { if err != nil {
writer.CloseWithError(probe.NewWrappedError(err)) writer.CloseWithError(probe.WrapError(err))
return return
} }
if _, err := io.Copy(mwriter, bytes.NewReader(decodedData)); err != nil { if _, err := io.Copy(mwriter, bytes.NewReader(decodedData)); err != nil {
writer.CloseWithError(probe.NewWrappedError(probe.NewError(err))) writer.CloseWithError(probe.WrapError(probe.NewError(err)))
return return
} }
totalLeft = totalLeft - int64(objMetadata.BlockSize) totalLeft = totalLeft - int64(objMetadata.BlockSize)
@ -523,17 +523,17 @@ func (b bucket) readObjectData(objectName string, writer *io.PipeWriter, objMeta
case false: case false:
_, err := io.Copy(writer, readers[0]) _, err := io.Copy(writer, readers[0])
if err != nil { if err != nil {
writer.CloseWithError(probe.NewWrappedError(probe.NewError(err))) writer.CloseWithError(probe.WrapError(probe.NewError(err)))
return return
} }
} }
// check if decodedData md5sum matches // check if decodedData md5sum matches
if !bytes.Equal(expectedMd5sum, hasher.Sum(nil)) { if !bytes.Equal(expectedMd5sum, hasher.Sum(nil)) {
writer.CloseWithError(probe.NewWrappedError(probe.NewError(ChecksumMismatch{}))) writer.CloseWithError(probe.WrapError(probe.NewError(ChecksumMismatch{})))
return return
} }
if !bytes.Equal(expected512Sum, sum512hasher.Sum(nil)) { if !bytes.Equal(expected512Sum, sum512hasher.Sum(nil)) {
writer.CloseWithError(probe.NewWrappedError(probe.NewError(ChecksumMismatch{}))) writer.CloseWithError(probe.WrapError(probe.NewError(ChecksumMismatch{})))
return return
} }
writer.Close() writer.Close()

@ -618,7 +618,7 @@ func (donut API) makeDonutBucket(bucketName, acl string) *probe.Error {
} }
metadata, err := donut.getDonutBucketMetadata() metadata, err := donut.getDonutBucketMetadata()
if err != nil { if err != nil {
if os.IsNotExist(err.ToError()) { if os.IsNotExist(err.ToGoError()) {
metadata := new(AllBuckets) metadata := new(AllBuckets)
metadata.Buckets = make(map[string]BucketMetadata) metadata.Buckets = make(map[string]BucketMetadata)
metadata.Buckets[bucketName] = bucketMetadata metadata.Buckets[bucketName] = bucketMetadata

@ -18,7 +18,6 @@
package probe package probe
import ( import (
"encoding/json"
"fmt" "fmt"
"os" "os"
"path/filepath" "path/filepath"
@ -60,10 +59,10 @@ type tracePoint struct {
// Error implements tracing error functionality. // Error implements tracing error functionality.
type Error struct { type Error struct {
lock sync.RWMutex lock sync.RWMutex
e error Cause error `json:"cause"`
sysInfo map[string]string CallTrace []tracePoint `json:"trace"`
tracePoints []tracePoint SysInfo map[string]string `json:"sysinfo"`
} }
// NewError function instantiates an error probe for tracing. Original errors.error (golang's error // NewError function instantiates an error probe for tracing. Original errors.error (golang's error
@ -74,7 +73,7 @@ func NewError(e error) *Error {
if e == nil { if e == nil {
return nil return nil
} }
Err := Error{sync.RWMutex{}, e, GetSysInfo(), []tracePoint{}} Err := Error{lock: sync.RWMutex{}, Cause: e, CallTrace: []tracePoint{}, SysInfo: GetSysInfo()}
return Err.trace() return Err.trace()
} }
@ -104,7 +103,7 @@ func (e *Error) trace(fields ...string) *Error {
} else { } else {
tp = tracePoint{Line: line, Filename: file, Function: function} tp = tracePoint{Line: line, Filename: file, Function: function}
} }
e.tracePoints = append(e.tracePoints, tp) e.CallTrace = append(e.CallTrace, tp)
return e return e
} }
@ -116,101 +115,44 @@ func (e *Error) Untrace() {
e.lock.Lock() e.lock.Lock()
defer e.lock.Unlock() defer e.lock.Unlock()
l := len(e.tracePoints) l := len(e.CallTrace)
if l == 0 { if l == 0 {
return return
} }
// topTP := e.tracePoints[l-1] e.CallTrace = e.CallTrace[:l-1]
e.tracePoints = e.tracePoints[:l-1] }
// ToError returns original error message.
func (e *Error) ToGoError() error {
return e.Cause
} }
// String returns error message. // String returns error message.
func (e *Error) String() string { func (e *Error) String() string {
if e == nil || e.e == nil { if e == nil || e.Cause == nil {
return "<nil>" return "<nil>"
} }
e.lock.RLock() e.lock.RLock()
defer e.lock.RUnlock() defer e.lock.RUnlock()
if e.e != nil { if e.Cause != nil {
trace := e.e.Error() + "\n" str := e.Cause.Error() + "\n"
for i, tp := range e.tracePoints { for i, tp := range e.CallTrace {
if len(tp.Env) > 0 { if len(tp.Env) > 0 {
trace += fmt.Sprintf(" (%d) %s:%d %s(..) Tags: [%s]\n", i, tp.Filename, tp.Line, tp.Function, strings.Join(tp.Env["Tags"], ", ")) str += fmt.Sprintf(" (%d) %s:%d %s(..) Tags: [%s]\n", i, tp.Filename, tp.Line, tp.Function, strings.Join(tp.Env["Tags"], ", "))
} else { } else {
trace += fmt.Sprintf(" (%d) %s:%d %s(..)\n", i, tp.Filename, tp.Line, tp.Function) str += fmt.Sprintf(" (%d) %s:%d %s(..)\n", i, tp.Filename, tp.Line, tp.Function)
} }
} }
trace += " Host:" + e.sysInfo["host.name"] + " | " str += " Host:" + e.SysInfo["host.name"] + " | "
trace += "OS:" + e.sysInfo["host.os"] + " | " str += "OS:" + e.SysInfo["host.os"] + " | "
trace += "Arch:" + e.sysInfo["host.arch"] + " | " str += "Arch:" + e.SysInfo["host.arch"] + " | "
trace += "Lang:" + e.sysInfo["host.lang"] + " | " str += "Lang:" + e.SysInfo["host.lang"] + " | "
trace += "Mem:" + e.sysInfo["mem.used"] + "/" + e.sysInfo["mem.total"] + " | " str += "Mem:" + e.SysInfo["mem.used"] + "/" + e.SysInfo["mem.total"] + " | "
trace += "Heap:" + e.sysInfo["mem.heap.used"] + "/" + e.sysInfo["mem.heap.total"] str += "Heap:" + e.SysInfo["mem.heap.used"] + "/" + e.SysInfo["mem.heap.total"]
return trace return str
} }
return "<nil>" return "<nil>"
} }
// JSON returns JSON formated error trace.
func (e *Error) JSON() string {
if e == nil || e.e == nil {
return "<nil>"
}
e.lock.RLock()
defer e.lock.RUnlock()
anonError := struct {
SysInfo map[string]string
TracePoints []tracePoint
}{
e.sysInfo,
e.tracePoints,
}
// jBytes, err := json.Marshal(anonError)
jBytes, err := json.MarshalIndent(anonError, "", "\t")
if err != nil {
return ""
}
return string(jBytes)
}
// ToError returns original embedded error.
func (e *Error) ToError() error {
// No need to lock. "e.e" is set once during New and never changed.
return e.e
}
// WrappedError implements container for *probe.Error
type WrappedError struct {
err *Error
}
// NewWrappedError function wraps a *probe.Error into a 'error' compatible duck type
func NewWrappedError(err *Error) error {
return &WrappedError{err: err}
}
// Error interface method
func (w *WrappedError) Error() string {
return w.err.String()
}
// ToError get the *probe.Error embedded internally
func (w *WrappedError) ToError() *Error {
return w.err
}
// ToWrappedError try to convert generic 'error' into typed *WrappedError, returns true if yes, false otherwise
func ToWrappedError(err error) (*WrappedError, bool) {
switch e := err.(type) {
case *WrappedError:
return e, true
default:
return nil, false
}
}

@ -46,8 +46,8 @@ func (s *MySuite) TestProbe(c *C) {
func (s *MySuite) TestWrappedError(c *C) { func (s *MySuite) TestWrappedError(c *C) {
_, e := os.Stat("this-file-cannot-exit") _, e := os.Stat("this-file-cannot-exit")
es := probe.NewError(e) // *probe.Error es := probe.NewError(e) // *probe.Error
e = probe.NewWrappedError(es) // *probe.WrappedError e = probe.WrapError(es) // *probe.WrappedError
_, ok := probe.ToWrappedError(e) _, ok := probe.UnwrapError(e)
c.Assert(ok, Equals, true) c.Assert(ok, Equals, true)
} }

@ -0,0 +1,43 @@
/*
* Minimalist Object Storage, (C) 2015 Minio, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses)/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
// Package probe implements a simple mechanism to trace and return errors in large programs.
package probe
// wrappedError implements a container for *probe.Error.
type wrappedError struct {
err *Error
}
// WrapError function wraps a *probe.Error into a 'error' compatible duck type.
func WrapError(err *Error) error {
return &wrappedError{err: err}
}
// UnwrapError tries to convert generic 'error' into typed *probe.Error and returns true, false otherwise.
func UnwrapError(err error) (*Error, bool) {
switch e := err.(type) {
case *wrappedError:
return e.err, true
default:
return nil, false
}
}
// Error interface method.
func (w *wrappedError) Error() string {
return w.err.String()
}

@ -47,7 +47,7 @@ func (api Minio) isValidOp(w http.ResponseWriter, req *http.Request, acceptsCont
} }
return true return true
} }
switch err.ToError().(type) { switch err.ToGoError().(type) {
case donut.BucketNotFound: case donut.BucketNotFound:
writeErrorResponse(w, req, NoSuchBucket, acceptsContentType, req.URL.Path) writeErrorResponse(w, req, NoSuchBucket, acceptsContentType, req.URL.Path)
return false return false
@ -117,7 +117,7 @@ func (api Minio) ListMultipartUploadsHandler(w http.ResponseWriter, req *http.Re
w.Write(encodedSuccessResponse) w.Write(encodedSuccessResponse)
return return
} }
switch err.ToError().(type) { switch err.ToGoError().(type) {
case donut.SignatureDoesNotMatch: case donut.SignatureDoesNotMatch:
writeErrorResponse(w, req, SignatureDoesNotMatch, acceptsContentType, req.URL.Path) writeErrorResponse(w, req, SignatureDoesNotMatch, acceptsContentType, req.URL.Path)
case donut.BucketNotFound: case donut.BucketNotFound:
@ -188,7 +188,7 @@ func (api Minio) ListObjectsHandler(w http.ResponseWriter, req *http.Request) {
w.Write(encodedSuccessResponse) w.Write(encodedSuccessResponse)
return return
} }
switch err.ToError().(type) { switch err.ToGoError().(type) {
case donut.SignatureDoesNotMatch: case donut.SignatureDoesNotMatch:
writeErrorResponse(w, req, SignatureDoesNotMatch, acceptsContentType, req.URL.Path) writeErrorResponse(w, req, SignatureDoesNotMatch, acceptsContentType, req.URL.Path)
case donut.BucketNameInvalid: case donut.BucketNameInvalid:
@ -249,7 +249,7 @@ func (api Minio) ListBucketsHandler(w http.ResponseWriter, req *http.Request) {
w.Write(encodedSuccessResponse) w.Write(encodedSuccessResponse)
return return
} }
switch err.ToError().(type) { switch err.ToGoError().(type) {
case donut.SignatureDoesNotMatch: case donut.SignatureDoesNotMatch:
writeErrorResponse(w, req, SignatureDoesNotMatch, acceptsContentType, req.URL.Path) writeErrorResponse(w, req, SignatureDoesNotMatch, acceptsContentType, req.URL.Path)
default: default:
@ -321,7 +321,7 @@ func (api Minio) PutBucketHandler(w http.ResponseWriter, req *http.Request) {
writeSuccessResponse(w, acceptsContentType) writeSuccessResponse(w, acceptsContentType)
return return
} }
switch err.ToError().(type) { switch err.ToGoError().(type) {
case donut.SignatureDoesNotMatch: case donut.SignatureDoesNotMatch:
writeErrorResponse(w, req, SignatureDoesNotMatch, acceptsContentType, req.URL.Path) writeErrorResponse(w, req, SignatureDoesNotMatch, acceptsContentType, req.URL.Path)
case donut.TooManyBuckets: case donut.TooManyBuckets:
@ -377,7 +377,7 @@ func (api Minio) PutBucketACLHandler(w http.ResponseWriter, req *http.Request) {
writeSuccessResponse(w, acceptsContentType) writeSuccessResponse(w, acceptsContentType)
return return
} }
switch err.ToError().(type) { switch err.ToGoError().(type) {
case donut.SignatureDoesNotMatch: case donut.SignatureDoesNotMatch:
writeErrorResponse(w, req, SignatureDoesNotMatch, acceptsContentType, req.URL.Path) writeErrorResponse(w, req, SignatureDoesNotMatch, acceptsContentType, req.URL.Path)
case donut.BucketNameInvalid: case donut.BucketNameInvalid:
@ -427,7 +427,7 @@ func (api Minio) HeadBucketHandler(w http.ResponseWriter, req *http.Request) {
writeSuccessResponse(w, acceptsContentType) writeSuccessResponse(w, acceptsContentType)
return return
} }
switch err.ToError().(type) { switch err.ToGoError().(type) {
case donut.SignatureDoesNotMatch: case donut.SignatureDoesNotMatch:
writeErrorResponse(w, req, SignatureDoesNotMatch, acceptsContentType, req.URL.Path) writeErrorResponse(w, req, SignatureDoesNotMatch, acceptsContentType, req.URL.Path)
case donut.BucketNotFound: case donut.BucketNotFound:

@ -80,7 +80,7 @@ func (api Minio) GetObjectHandler(w http.ResponseWriter, req *http.Request) {
} }
return return
} }
switch err.ToError().(type) { switch err.ToGoError().(type) {
case donut.SignatureDoesNotMatch: case donut.SignatureDoesNotMatch:
writeErrorResponse(w, req, SignatureDoesNotMatch, acceptsContentType, req.URL.Path) writeErrorResponse(w, req, SignatureDoesNotMatch, acceptsContentType, req.URL.Path)
case donut.BucketNameInvalid: case donut.BucketNameInvalid:
@ -137,7 +137,7 @@ func (api Minio) HeadObjectHandler(w http.ResponseWriter, req *http.Request) {
w.WriteHeader(http.StatusOK) w.WriteHeader(http.StatusOK)
return return
} }
switch err.ToError().(type) { switch err.ToGoError().(type) {
case donut.SignatureDoesNotMatch: case donut.SignatureDoesNotMatch:
writeErrorResponse(w, req, SignatureDoesNotMatch, acceptsContentType, req.URL.Path) writeErrorResponse(w, req, SignatureDoesNotMatch, acceptsContentType, req.URL.Path)
case donut.BucketNameInvalid: case donut.BucketNameInvalid:
@ -231,7 +231,7 @@ func (api Minio) PutObjectHandler(w http.ResponseWriter, req *http.Request) {
writeSuccessResponse(w, acceptsContentType) writeSuccessResponse(w, acceptsContentType)
return return
} }
switch err.ToError().(type) { switch err.ToGoError().(type) {
case donut.BucketNotFound: case donut.BucketNotFound:
writeErrorResponse(w, req, NoSuchBucket, acceptsContentType, req.URL.Path) writeErrorResponse(w, req, NoSuchBucket, acceptsContentType, req.URL.Path)
case donut.BucketNameInvalid: case donut.BucketNameInvalid:
@ -305,7 +305,7 @@ func (api Minio) NewMultipartUploadHandler(w http.ResponseWriter, req *http.Requ
w.Write(encodedSuccessResponse) w.Write(encodedSuccessResponse)
return return
} }
switch err.ToError().(type) { switch err.ToGoError().(type) {
case donut.SignatureDoesNotMatch: case donut.SignatureDoesNotMatch:
writeErrorResponse(w, req, SignatureDoesNotMatch, acceptsContentType, req.URL.Path) writeErrorResponse(w, req, SignatureDoesNotMatch, acceptsContentType, req.URL.Path)
case donut.ObjectExists: case donut.ObjectExists:
@ -395,7 +395,7 @@ func (api Minio) PutObjectPartHandler(w http.ResponseWriter, req *http.Request)
writeSuccessResponse(w, acceptsContentType) writeSuccessResponse(w, acceptsContentType)
return return
} }
switch err.ToError().(type) { switch err.ToGoError().(type) {
case donut.InvalidUploadID: case donut.InvalidUploadID:
writeErrorResponse(w, req, NoSuchUpload, acceptsContentType, req.URL.Path) writeErrorResponse(w, req, NoSuchUpload, acceptsContentType, req.URL.Path)
case donut.ObjectExists: case donut.ObjectExists:
@ -455,7 +455,7 @@ func (api Minio) AbortMultipartUploadHandler(w http.ResponseWriter, req *http.Re
w.WriteHeader(http.StatusNoContent) w.WriteHeader(http.StatusNoContent)
return return
} }
switch err.ToError().(type) { switch err.ToGoError().(type) {
case donut.SignatureDoesNotMatch: case donut.SignatureDoesNotMatch:
writeErrorResponse(w, req, SignatureDoesNotMatch, acceptsContentType, req.URL.Path) writeErrorResponse(w, req, SignatureDoesNotMatch, acceptsContentType, req.URL.Path)
case donut.InvalidUploadID: case donut.InvalidUploadID:
@ -520,7 +520,7 @@ func (api Minio) ListObjectPartsHandler(w http.ResponseWriter, req *http.Request
w.Write(encodedSuccessResponse) w.Write(encodedSuccessResponse)
return return
} }
switch err.ToError().(type) { switch err.ToGoError().(type) {
case donut.SignatureDoesNotMatch: case donut.SignatureDoesNotMatch:
writeErrorResponse(w, req, SignatureDoesNotMatch, acceptsContentType, req.URL.Path) writeErrorResponse(w, req, SignatureDoesNotMatch, acceptsContentType, req.URL.Path)
case donut.InvalidUploadID: case donut.InvalidUploadID:
@ -573,7 +573,7 @@ func (api Minio) CompleteMultipartUploadHandler(w http.ResponseWriter, req *http
w.Write(encodedSuccessResponse) w.Write(encodedSuccessResponse)
return return
} }
switch err.ToError().(type) { switch err.ToGoError().(type) {
case donut.InvalidUploadID: case donut.InvalidUploadID:
writeErrorResponse(w, req, NoSuchUpload, acceptsContentType, req.URL.Path) writeErrorResponse(w, req, NoSuchUpload, acceptsContentType, req.URL.Path)
case donut.InvalidPart: case donut.InvalidPart:

@ -49,7 +49,7 @@ func getAuth(reply *AuthReply) *probe.Error {
// Get auth keys // Get auth keys
func (s *AuthService) Get(r *http.Request, args *Args, reply *AuthReply) error { func (s *AuthService) Get(r *http.Request, args *Args, reply *AuthReply) error {
if err := getAuth(reply); err != nil { if err := getAuth(reply); err != nil {
return probe.NewWrappedError(err) return probe.WrapError(err)
} }
return nil return nil
} }

@ -57,7 +57,7 @@ func setDonut(args *DonutArgs, reply *Reply) *probe.Error {
// Set method // Set method
func (s *DonutService) Set(r *http.Request, args *DonutArgs, reply *Reply) error { func (s *DonutService) Set(r *http.Request, args *DonutArgs, reply *Reply) error {
if err := setDonut(args, reply); err != nil { if err := setDonut(args, reply); err != nil {
return probe.NewWrappedError(err) return probe.WrapError(err)
} }
return nil return nil
} }

@ -70,7 +70,7 @@ func setMemStatsReply(sis *MemStatsReply) *probe.Error {
// Get method // Get method
func (s *SysInfoService) Get(r *http.Request, args *Args, reply *SysInfoReply) error { func (s *SysInfoService) Get(r *http.Request, args *Args, reply *SysInfoReply) error {
if err := setSysInfoReply(reply); err != nil { if err := setSysInfoReply(reply); err != nil {
return probe.NewWrappedError(err) return probe.WrapError(err)
} }
return nil return nil
} }
@ -78,7 +78,7 @@ func (s *SysInfoService) Get(r *http.Request, args *Args, reply *SysInfoReply) e
// Get method // Get method
func (s *MemStatsService) Get(r *http.Request, args *Args, reply *MemStatsReply) error { func (s *MemStatsService) Get(r *http.Request, args *Args, reply *MemStatsReply) error {
if err := setMemStatsReply(reply); err != nil { if err := setMemStatsReply(reply); err != nil {
return probe.NewWrappedError(err) return probe.WrapError(err)
} }
return nil return nil
} }

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