Files
CHFS-NG/chfs-ng/internal/api/webdav_test.go
T

193 lines
6.7 KiB
Go

package api
import (
"context"
"errors"
"net/http/httptest"
"os"
"path/filepath"
"testing"
"chfs-ng/internal/auth"
"chfs-ng/internal/storage"
"github.com/emersion/go-webdav"
)
func TestWebDAVAuthFSCheckTree(t *testing.T) {
root := t.TempDir()
if err := os.MkdirAll(filepath.Join(root, "test", "private"), 0o755); err != nil {
t.Fatal(err)
}
if err := os.WriteFile(filepath.Join(root, "test", "public.txt"), []byte("public"), 0o644); err != nil {
t.Fatal(err)
}
if err := os.WriteFile(filepath.Join(root, "test", "private", "secret.txt"), []byte("secret"), 0o644); err != nil {
t.Fatal(err)
}
account := &auth.Account{Mask: auth.Read | auth.Write | auth.Delete, Rules: []auth.PathRule{
{Dir: "test", Mask: auth.Read | auth.Write | auth.Delete},
{Dir: "test/private", Mask: auth.None},
}}
fs := &webdavAuthFS{inner: &webdavStorageFS{store: storage.Local{Root: root}}, account: account}
if err := fs.checkTree(context.Background(), "/test", auth.Delete); err == nil {
t.Fatal("expected recursive delete permission check to reject inaccessible descendant")
}
if err := fs.checkTree(context.Background(), "/test/public.txt", auth.Delete); err != nil {
t.Fatalf("public file should be deletable: %v", err)
}
}
func TestWebDAVAuthFSOverwriteRequiresDelete(t *testing.T) {
root := t.TempDir()
if err := os.WriteFile(filepath.Join(root, "src.txt"), []byte("src"), 0o644); err != nil {
t.Fatal(err)
}
if err := os.WriteFile(filepath.Join(root, "dst.txt"), []byte("dst"), 0o644); err != nil {
t.Fatal(err)
}
account := &auth.Account{Mask: auth.Write}
fs := &webdavAuthFS{inner: &webdavStorageFS{store: storage.Local{Root: root}}, account: account}
if err := fs.authorizeOverwrite(context.Background(), "/dst.txt"); err == nil {
t.Fatal("expected overwrite authorization to require delete permission")
}
account.Mask = auth.Delete
if err := fs.authorizeOverwrite(context.Background(), "/dst.txt"); err != nil {
t.Fatalf("delete permission should authorize overwrite: %v", err)
}
}
func TestSameWebDAVDestinationHost(t *testing.T) {
req := httptest.NewRequest("MOVE", "/webdav/src.txt", nil)
req.Host = "example.test"
req.Header.Set("Destination", "http://other.test/webdav/dst.txt")
if sameWebDAVDestinationHost(req) {
t.Fatal("cross-host destination should be rejected")
}
req.Header.Set("Destination", "http://example.test/webdav/dst.txt")
if !sameWebDAVDestinationHost(req) {
t.Fatal("same-host absolute destination should be accepted")
}
req.Header.Set("Destination", "/webdav/dst.txt")
if !sameWebDAVDestinationHost(req) {
t.Fatal("relative destination should be accepted")
}
}
func TestWebDAVStorageFSRejectsDestinationInsideSource(t *testing.T) {
root := t.TempDir()
if err := os.MkdirAll(filepath.Join(root, "src", "child"), 0o755); err != nil {
t.Fatal(err)
}
if err := os.WriteFile(filepath.Join(root, "src", "file.txt"), []byte("x"), 0o644); err != nil {
t.Fatal(err)
}
fs := &webdavStorageFS{store: storage.Local{Root: root}}
if _, err := fs.Copy(context.Background(), "/src", "/src/child/copy", &webdav.CopyOptions{}); err == nil {
t.Fatal("copying a directory into its descendant should fail")
}
if _, err := fs.Move(context.Background(), "/src", "/src/child/moved", &webdav.MoveOptions{}); err == nil {
t.Fatal("moving a directory into its descendant should fail")
}
if _, err := fs.Copy(context.Background(), "/src", "/src", &webdav.CopyOptions{}); err == nil {
t.Fatal("copying a resource onto itself should fail")
}
}
func TestWebDAVAuthFSMoveMissingSourcePrecedence(t *testing.T) {
root := t.TempDir()
if err := os.WriteFile(filepath.Join(root, "existing.txt"), []byte("existing"), 0o644); err != nil {
t.Fatal(err)
}
account := &auth.Account{Mask: auth.Read | auth.Write | auth.Delete}
fs := &webdavAuthFS{inner: &webdavStorageFS{store: storage.Local{Root: root}}, account: account}
_, err := fs.Move(context.Background(), "/missing.txt", "/new.txt", &webdav.MoveOptions{})
if err == nil || err.Error() != "403 Forbidden: source not found" {
t.Fatalf("missing source to free destination: got %v", err)
}
_, err = fs.Move(context.Background(), "/missing.txt", "/existing.txt", &webdav.MoveOptions{})
if err == nil || err.Error() != "412 Precondition Failed: destination exists" {
t.Fatalf("missing source to occupied destination: got %v", err)
}
}
func TestWebDAVStorageFSCopyPreservesExistingDestinationOnSourceReadFailure(t *testing.T) {
root := t.TempDir()
if err := os.WriteFile(filepath.Join(root, "dst.txt"), []byte("original"), 0o644); err != nil {
t.Fatal(err)
}
store := storage.Local{Root: root}
if err := os.WriteFile(filepath.Join(root, "src.txt"), []byte("replacement"), 0o644); err != nil {
t.Fatal(err)
}
fs := &webdavStorageFS{store: store}
if _, err := fs.Copy(context.Background(), "/src.txt", "/dst.txt", &webdav.CopyOptions{}); err != nil {
t.Fatalf("copy: %v", err)
}
got, err := os.ReadFile(filepath.Join(root, "dst.txt"))
if err != nil {
t.Fatal(err)
}
if string(got) != "replacement" {
t.Fatalf("destination content=%q", got)
}
matches, err := filepath.Glob(filepath.Join(root, "dst.txt.chfs-copy-*"))
if err != nil {
t.Fatal(err)
}
if len(matches) != 0 {
t.Fatalf("temporary copy files leaked: %v", matches)
}
}
type failingReader struct{}
func (failingReader) Read([]byte) (int, error) { return 0, errors.New("source read failed") }
func TestWebDAVStorageFSCopyFailureDoesNotCorruptDestination(t *testing.T) {
root := t.TempDir()
store := storage.Local{Root: root}
if err := os.WriteFile(filepath.Join(root, "dst.txt"), []byte("original"), 0o644); err != nil {
t.Fatal(err)
}
if err := copyFileToDestination(store, failingReader{}, "dst.txt"); err == nil {
t.Fatal("expected source read failure")
}
got, err := os.ReadFile(filepath.Join(root, "dst.txt"))
if err != nil {
t.Fatal(err)
}
if string(got) != "original" {
t.Fatalf("destination was corrupted: %q", got)
}
matches, err := filepath.Glob(filepath.Join(root, "dst.txt.chfs-copy-*"))
if err != nil {
t.Fatal(err)
}
if len(matches) != 0 {
t.Fatalf("temporary copy files leaked: %v", matches)
}
}
func TestWebDAVStorageFSCopyAndMove(t *testing.T) {
root1 := t.TempDir()
root2 := t.TempDir()
if err := os.WriteFile(filepath.Join(root1, "a.txt"), []byte("one"), 0o644); err != nil {
t.Fatal(err)
}
m := storage.NewMulti([]string{root1, root2})
fs := &webdavStorageFS{store: m}
if _, err := fs.Copy(context.Background(), "/"+m.Names[0]+"/a.txt", "/"+m.Names[0]+"/b.txt", &webdav.CopyOptions{}); err != nil {
t.Fatalf("copy: %v", err)
}
if _, err := os.Stat(filepath.Join(root1, "b.txt")); err != nil {
t.Fatal(err)
}
if _, err := fs.Move(context.Background(), "/"+m.Names[0]+"/b.txt", "/"+m.Names[1]+"/b.txt", &webdav.MoveOptions{}); err == nil {
t.Fatal("expected cross-root move rejection")
}
}