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Show the cause error in startup when directio is not supported (#9497)

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This commit tries to create a file using direct i/o in the startup
so the server returns quickly and avoid cryptic other errors.
This commit is contained in:
Anis Elleuch 2020-05-04 16:48:03 +01:00 committed by GitHub
parent 27d716c663
commit 3e063cca5c
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 2 additions and 2 deletions
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2
cmd/posix.go
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@ -175,7 +175,7 @@ func getValidPath(path string) (string, error) {
var rnd [8]byte var rnd [8]byte
_, _ = rand.Read(rnd[:]) _, _ = rand.Read(rnd[:])
fn := pathJoin(path, ".writable-check-"+hex.EncodeToString(rnd[:])+".tmp") fn := pathJoin(path, ".writable-check-"+hex.EncodeToString(rnd[:])+".tmp")
file, err := os.Create(fn) file, err := disk.OpenFileDirectIO(fn, os.O_CREATE, 0600)
if err != nil { if err != nil {
return path, err return path, err
} }

2
cmd/storage-rest-server.go
View File

@ -747,7 +747,7 @@ func registerStorageRESTHandlers(router *mux.Router, endpointZones EndpointZones
} }
hint := fmt.Sprintf("Run the following command to add the convenient permissions: `sudo chown %s %s && sudo chmod u+rxw %s`", hint := fmt.Sprintf("Run the following command to add the convenient permissions: `sudo chown %s %s && sudo chmod u+rxw %s`",
username, endpoint.Path, endpoint.Path) username, endpoint.Path, endpoint.Path)
logger.Fatal(config.ErrUnableToWriteInBackend(err).Hint(hint), logger.Fatal(config.ErrUnableToWriteInBackend(err).Msg(err.Error()).Hint(hint),
"Unable to initialize posix backend") "Unable to initialize posix backend")
} }