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build local storage on windows, make grace os independent
Signed-off-by: Jörn Friedrich Dreyer <jfd@butonic.de>
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,64 @@ | ||
| // Copyright 2018-2019 CERN | ||
| // | ||
| // 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. | ||
| // | ||
| // In applying this license, CERN does not waive the privileges and immunities | ||
| // granted to it by virtue of its status as an Intergovernmental Organization | ||
| // or submit itself to any jurisdiction. | ||
|
|
||
| // +build linux | ||
|
|
||
| package local | ||
|
|
||
| import ( | ||
| "context" | ||
| "crypto/md5" | ||
| "encoding/binary" | ||
| "fmt" | ||
| "os" | ||
| "syscall" | ||
|
|
||
| "github.com/cs3org/reva/pkg/appctx" | ||
| ) | ||
|
|
||
| // calcEtag will create an etag based on the md5 of | ||
| // - mtime, | ||
| // - inode (if available), | ||
| // - device (if available) and | ||
| // - size. | ||
| // errors are logged, but an etag will still be returned | ||
| func calcEtag(ctx context.Context, fi os.FileInfo) string { | ||
| log := appctx.GetLogger(ctx) | ||
| h := md5.New() | ||
| err := binary.Write(h, binary.BigEndian, fi.ModTime().Unix()) | ||
| if err != nil { | ||
| log.Error().Err(err).Msg("error writing mtime") | ||
| } | ||
| stat, ok := fi.Sys().(*syscall.Stat_t) | ||
| if ok { | ||
| // take device and inode into account | ||
| err = binary.Write(h, binary.BigEndian, stat.Ino) | ||
| if err != nil { | ||
| log.Error().Err(err).Msg("error writing inode") | ||
| } | ||
| err = binary.Write(h, binary.BigEndian, stat.Dev) | ||
| if err != nil { | ||
| log.Error().Err(err).Msg("error writing device") | ||
| } | ||
| } | ||
| err = binary.Write(h, binary.BigEndian, fi.Size()) | ||
| if err != nil { | ||
| log.Error().Err(err).Msg("error writing size") | ||
| } | ||
| return fmt.Sprintf(`"%x"`, h.Sum(nil)) | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,52 @@ | ||
| // Copyright 2018-2019 CERN | ||
| // | ||
| // 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. | ||
| // | ||
| // In applying this license, CERN does not waive the privileges and immunities | ||
| // granted to it by virtue of its status as an Intergovernmental Organization | ||
| // or submit itself to any jurisdiction. | ||
|
|
||
| // +build windows | ||
|
|
||
| package local | ||
|
|
||
| import ( | ||
| "context" | ||
| "crypto/md5" | ||
| "encoding/binary" | ||
| "fmt" | ||
| "os" | ||
|
|
||
| "github.com/cs3org/reva/pkg/appctx" | ||
| ) | ||
|
|
||
| // calcEtag will create an etag based on the md5 of | ||
| // - mtime, | ||
| // - inode (if available), | ||
| // - device (if available) and | ||
| // - size. | ||
| // errors are logged, but an etag will still be returned | ||
| func calcEtag(ctx context.Context, fi os.FileInfo) string { | ||
| log := appctx.GetLogger(ctx) | ||
| h := md5.New() | ||
| err := binary.Write(h, binary.BigEndian, fi.ModTime().Unix()) | ||
| if err != nil { | ||
| log.Error().Err(err).Msg("error writing mtime") | ||
| } | ||
| // device and inode hale no meaning on windows | ||
| err = binary.Write(h, binary.BigEndian, fi.Size()) | ||
| if err != nil { | ||
| log.Error().Err(err).Msg("error writing size") | ||
| } | ||
| return fmt.Sprintf(`"%x"`, h.Sum(nil)) | ||
| } |