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mount: fail fast when connecting to filer

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fix https://github.com/chrislusf/seaweedfs/issues/1034
This commit is contained in:
Chris Lu 2020-02-25 23:51:34 -08:00
parent 36d6595658
commit b1f377f822
1 changed files with 21 additions and 1 deletions
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22
weed/command/mount_std.go
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@ -3,6 +3,7 @@
package command
import (
"context"
"fmt"
"os"
"os/user"
@ -16,6 +17,7 @@ import (
"github.com/chrislusf/seaweedfs/weed/filesys"
"github.com/chrislusf/seaweedfs/weed/glog"
"github.com/chrislusf/seaweedfs/weed/pb/filer_pb"
"github.com/chrislusf/seaweedfs/weed/security"
"github.com/chrislusf/seaweedfs/weed/util"
"github.com/seaweedfs/fuse"
@ -131,6 +133,7 @@ func RunMount(filer, filerMountRootPath, dir, collection, replication, dataCente
c.Close()
})
// parse filer grpc address
filerGrpcAddress, err := parseFilerGrpcAddress(filer)
if err != nil {
glog.V(0).Infof("parseFilerGrpcAddress: %v", err)
@ -138,6 +141,23 @@ func RunMount(filer, filerMountRootPath, dir, collection, replication, dataCente
return true
}
// try to connect to filer, filerBucketsPath may be useful later
filerBucketsPath := "/buckets"
grpcDialOption := security.LoadClientTLS(util.GetViper(), "grpc.client")
err = withFilerClient(filerGrpcAddress, grpcDialOption, func(client filer_pb.SeaweedFilerClient) error {
resp, err := client.GetFilerConfiguration(context.Background(), &filer_pb.GetFilerConfigurationRequest{})
if err != nil {
return fmt.Errorf("get filer %s configuration: %v", filerGrpcAddress, err)
}
filerBucketsPath = resp.DirBuckets
return nil
})
if err != nil {
glog.Fatal(err)
return false
}
// find mount point
mountRoot := filerMountRootPath
if mountRoot != "/" && strings.HasSuffix(mountRoot, "/") {
mountRoot = mountRoot[0 : len(mountRoot)-1]
@ -147,7 +167,7 @@ func RunMount(filer, filerMountRootPath, dir, collection, replication, dataCente
err = fs.Serve(c, filesys.NewSeaweedFileSystem(&filesys.Option{
FilerGrpcAddress: filerGrpcAddress,
GrpcDialOption: security.LoadClientTLS(util.GetViper(), "grpc.client"),
GrpcDialOption: grpcDialOption,
FilerMountRootPath: mountRoot,
Collection: collection,
Replication: replication,