system: remove tmpfiles

This is no longer used.

Signed-off-by: Ophestra <cat@gensokyo.uk>

1 files changed, 0 insertions, 81 deletions

diff --git a/system/tmpfiles.go b/system/tmpfiles.go
deleted file mode 100644
index 8d94ceee..00000000
--- a/system/tmpfiles.go
+++ /dev/null
@@ -1,81 +0,0 @@
-package system
-
-import (
-	"bytes"
-	"errors"
-	"fmt"
-	"io"
-	"os"
-	"syscall"
-
-	"hakurei.app/container/check"
-	"hakurei.app/hst"
-)
-
-// CopyFile reads up to n bytes from src and writes the resulting byte slice to payloadP.
-func (sys *I) CopyFile(payloadP *[]byte, src *check.Absolute, cap int, n int64) *I {
-	buf := new(bytes.Buffer)
-	buf.Grow(cap)
-	sys.ops = append(sys.ops, &tmpfileOp{payloadP, src.String(), n, buf})
-	return sys
-}
-
-// tmpfileOp implements [I.CopyFile].
-type tmpfileOp struct {
-	payload *[]byte
-	src     string
-
-	n   int64
-	buf *bytes.Buffer
-}
-
-func (t *tmpfileOp) Type() hst.Enablement { return Process }
-
-func (t *tmpfileOp) apply(sys *I) error {
-	if t.payload == nil {
-		// this is a misuse of the API; do not return a wrapped error
-		return errors.New("invalid payload")
-	}
-
-	sys.msg.Verbose("copying", t)
-
-	if b, err := sys.stat(t.src); err != nil {
-		return newOpError("tmpfile", err, false)
-	} else {
-		if b.IsDir() {
-			return newOpError("tmpfile", &os.PathError{Op: "stat", Path: t.src, Err: syscall.EISDIR}, false)
-		}
-		if s := b.Size(); s > t.n {
-			return newOpError("tmpfile", &os.PathError{Op: "stat", Path: t.src, Err: syscall.ENOMEM}, false)
-		}
-	}
-
-	var r io.ReadCloser
-	if f, err := sys.open(t.src); err != nil {
-		return newOpError("tmpfile", err, false)
-	} else {
-		r = f
-	}
-	if n, err := io.CopyN(t.buf, r, t.n); err != nil {
-		if !errors.Is(err, io.EOF) {
-			_ = r.Close()
-			return newOpError("tmpfile", err, false)
-		}
-		sys.msg.Verbosef("copied %d bytes from %q", n, t.src)
-	}
-	if err := r.Close(); err != nil {
-		return newOpError("tmpfile", err, false)
-	}
-
-	*t.payload = t.buf.Bytes()
-	return nil
-}
-func (t *tmpfileOp) revert(*I, *Criteria) error { t.buf.Reset(); return nil }
-
-func (t *tmpfileOp) Is(o Op) bool {
-	target, ok := o.(*tmpfileOp)
-	return ok && t != nil && target != nil &&
-		t.src == target.src && t.n == target.n
-}
-func (t *tmpfileOp) Path() string   { return t.src }
-func (t *tmpfileOp) String() string { return fmt.Sprintf("up to %d bytes from %q", t.n, t.src) }