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fs: a much more complete directory hierarchy and everything mostly working in read-only mode.

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fiatjaf
2025-03-10 14:38:19 -03:00
parent 186948db9a
commit a828ee3793
8 changed files with 479 additions and 44 deletions
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37
nostrfs/root.go
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@@ -2,35 +2,41 @@ package nostrfs
import (
"context"
"path/filepath"
"syscall"
"time"
"github.com/hanwen/go-fuse/v2/fs"
"github.com/hanwen/go-fuse/v2/fuse"
"github.com/nbd-wtf/go-nostr"
"github.com/nbd-wtf/go-nostr/nip05"
"github.com/nbd-wtf/go-nostr/nip19"
"github.com/nbd-wtf/go-nostr/sdk"
)
type NostrRoot struct {
sys *sdk.System
fs.Inode
ctx context.Context
wd string
sys *sdk.System
rootPubKey string
signer nostr.Signer
ctx context.Context
}
var _ = (fs.NodeOnAdder)((*NostrRoot)(nil))
func NewNostrRoot(ctx context.Context, sys *sdk.System, user nostr.User) *NostrRoot {
func NewNostrRoot(ctx context.Context, sys *sdk.System, user nostr.User, mountpoint string) *NostrRoot {
pubkey, _ := user.GetPublicKey(ctx)
signer, _ := user.(nostr.Signer)
abs, _ := filepath.Abs(mountpoint)
return &NostrRoot{
sys: sys,
ctx: ctx,
sys: sys,
rootPubKey: pubkey,
signer: signer,
wd: abs,
}
}
@@ -46,7 +52,7 @@ func (r *NostrRoot) OnAdd(context.Context) {
npub, _ := nip19.EncodePublicKey(f.Pubkey)
r.AddChild(
npub,
CreateNpubDir(r.ctx, r.sys, r, pointer),
CreateNpubDir(r.ctx, r.sys, r, r.wd, pointer),
true,
)
}
@@ -57,23 +63,32 @@ func (r *NostrRoot) OnAdd(context.Context) {
pointer := nostr.ProfilePointer{PublicKey: r.rootPubKey}
r.AddChild(
npub,
CreateNpubDir(r.ctx, r.sys, r, pointer),
CreateNpubDir(r.ctx, r.sys, r, r.wd, pointer),
true,
)
}
// add a link to ourselves
me := r.NewPersistentInode(r.ctx, &fs.MemSymlink{Data: []byte(npub)}, fs.StableAttr{Mode: syscall.S_IFLNK})
r.AddChild("@me", me, true)
r.AddChild("@me", r.NewPersistentInode(
r.ctx,
&fs.MemSymlink{Data: []byte(r.wd + "/" + npub)},
fs.StableAttr{Mode: syscall.S_IFLNK},
), true)
}
func (r *NostrRoot) Lookup(ctx context.Context, name string, out *fuse.EntryOut) (*fs.Inode, syscall.Errno) {
// check if we already have this npub
out.SetEntryTimeout(time.Minute * 5)
child := r.GetChild(name)
if child != nil {
return child, fs.OK
}
if pp, err := nip05.QueryIdentifier(ctx, name); err == nil {
npubdir := CreateNpubDir(ctx, r.sys, r, r.wd, *pp)
return npubdir, fs.OK
}
pointer, err := nip19.ToPointer(name)
if err != nil {
return nil, syscall.ENOENT
@@ -81,10 +96,10 @@ func (r *NostrRoot) Lookup(ctx context.Context, name string, out *fuse.EntryOut)
switch p := pointer.(type) {
case nostr.ProfilePointer:
npubdir := CreateNpubDir(ctx, r.sys, r, p)
npubdir := CreateNpubDir(ctx, r.sys, r, r.wd, p)
return npubdir, fs.OK
case nostr.EventPointer:
eventdir, err := FetchAndCreateEventDir(ctx, r, r.sys, p)
eventdir, err := FetchAndCreateEventDir(ctx, r, r.wd, r.sys, p)
if err != nil {
return nil, syscall.ENOENT
}