77 lines
1.5 KiB
Go
77 lines
1.5 KiB
Go
package kubelwagen
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import (
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"github.com/hanwen/go-fuse/fuse"
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"github.com/hanwen/go-fuse/fuse/pathfs"
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"github.com/sirupsen/logrus"
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)
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type WsFs struct {
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pathfs.FileSystem
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req chan RequestCallback
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}
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type WsFsOpts struct {
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ReadOnly bool
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NonEmpty bool
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}
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func NewWsFs(opts WsFsOpts, req chan RequestCallback, closer chan bool) *pathfs.PathNodeFs {
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var fs pathfs.FileSystem
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wfs := &WsFs{
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FileSystem: pathfs.NewDefaultFileSystem(),
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req: req,
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}
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// TODO(barakmich): spin up a goroutine to handle notify requests
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fs = wfs
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if opts.ReadOnly {
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fs = pathfs.NewReadonlyFileSystem(fs)
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}
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return pathfs.NewPathNodeFs(fs, nil)
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}
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func getChannel() chan Response {
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return make(chan Response)
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}
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func (fs *WsFs) String() string {
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return "kubelwagen"
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}
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func (fs *WsFs) OpenDir(name string, context *fuse.Context) ([]fuse.DirEntry, fuse.Status) {
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r := Request{
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Method: MethodOpenDir,
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Path: name,
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}
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c := getChannel()
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fs.req <- RequestCallback{
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message: r,
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response: c,
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}
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resp, ok := <-c
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if !ok {
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logrus.Errorln("Response to request channel closed")
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return fs.FileSystem.OpenDir(name, context)
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}
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return resp.Dirents, resp.Code
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}
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func (fs *WsFs) GetAttr(name string, context *fuse.Context) (*fuse.Attr, fuse.Status) {
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r := Request{
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Method: MethodGetAttr,
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Path: name,
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}
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c := getChannel()
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fs.req <- RequestCallback{
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message: r,
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response: c,
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}
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resp, ok := <-c
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if !ok {
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logrus.Errorln("Response to request channel closed")
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return fs.FileSystem.GetAttr(name, context)
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}
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return resp.Stat, resp.Code
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}
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