rebase: bump github.com/ceph/go-ceph from 0.13.0 to 0.14.0

Bumps [github.com/ceph/go-ceph](https://github.com/ceph/go-ceph) from 0.13.0 to 0.14.0.
- [Release notes](https://github.com/ceph/go-ceph/releases)
- [Changelog](https://github.com/ceph/go-ceph/blob/master/docs/release-process.md)
- [Commits](https://github.com/ceph/go-ceph/compare/v0.13.0...v0.14.0)

---
updated-dependencies:
- dependency-name: github.com/ceph/go-ceph
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

vendor/github.com/ceph/go-ceph/rados/rados_read_op_assert_version.go

@@ -0,0 +1,22 @@
+//go:build ceph_preview
+// +build ceph_preview
+
+package rados
+
+// #cgo LDFLAGS: -lrados
+// #include <rados/librados.h>
+// #include <stdlib.h>
+//
+import "C"
+
+// AssertVersion ensures that the object exists and that its internal version
+// number is equal to "ver" before reading. "ver" should be a version number
+// previously obtained with IOContext.GetLastVersion().
+//  PREVIEW
+//
+// Implements:
+//  void rados_read_op_assert_version(rados_read_op_t read_op,
+//                                    uint64_t ver)
+func (r *ReadOp) AssertVersion(ver uint64) {
+	C.rados_read_op_assert_version(r.op, C.uint64_t(ver))
+}

vendor/github.com/ceph/go-ceph/rados/rados_write_op_assert_version.go

@@ -0,0 +1,22 @@
+//go:build ceph_preview
+// +build ceph_preview
+
+package rados
+
+// #cgo LDFLAGS: -lrados
+// #include <rados/librados.h>
+// #include <stdlib.h>
+//
+import "C"
+
+// AssertVersion ensures that the object exists and that its internal version
+// number is equal to "ver" before writing. "ver" should be a version number
+// previously obtained with IOContext.GetLastVersion().
+//  PREVIEW
+//
+// Implements:
+//  void rados_read_op_assert_version(rados_read_op_t read_op,
+//                                    uint64_t ver)
+func (w *WriteOp) AssertVersion(ver uint64) {
+	C.rados_write_op_assert_version(w.op, C.uint64_t(ver))
+}

vendor/github.com/ceph/go-ceph/rados/rados_write_op_remove.go

@@ -0,0 +1,19 @@
+//go:build ceph_preview
+// +build ceph_preview
+
+package rados
+
+// #cgo LDFLAGS: -lrados
+// #include <rados/librados.h>
+// #include <stdlib.h>
+//
+import "C"
+
+// Remove object.
+//  PREVIEW
+//
+// Implements:
+//  void rados_write_op_remove(rados_write_op_t write_op)
+func (w *WriteOp) Remove() {
+	C.rados_write_op_remove(w.op)
+}

vendor/github.com/ceph/go-ceph/rados/rados_write_op_setxattr.go

@@ -0,0 +1,34 @@
+//go:build ceph_preview
+// +build ceph_preview
+
+package rados
+
+// #cgo LDFLAGS: -lrados
+// #include <rados/librados.h>
+// #include <stdlib.h>
+//
+import "C"
+
+import (
+	"unsafe"
+)
+
+// SetXattr sets an xattr.
+//  PREVIEW
+//
+// Implements:
+//  void rados_write_op_setxattr(rados_write_op_t write_op,
+//                               const char * name,
+//                               const char * value,
+//                               size_t value_len)
+func (w *WriteOp) SetXattr(name string, value []byte) {
+	cName := C.CString(name)
+	defer C.free(unsafe.Pointer(cName))
+
+	C.rados_write_op_setxattr(
+		w.op,
+		cName,
+		(*C.char)(unsafe.Pointer(&value[0])),
+		C.size_t(len(value)),
+	)
+}

vendor/github.com/ceph/go-ceph/rados/read_op_omap_get_vals_by_keys.go

@@ -0,0 +1,120 @@
+//go:build ceph_preview
+// +build ceph_preview
+
+package rados
+
+// #cgo LDFLAGS: -lrados
+// #include <rados/librados.h>
+// #include <stdlib.h>
+//
+import "C"
+
+import (
+	"unsafe"
+)
+
+// ReadOpOmapGetValsByKeysStep holds the result of the
+// GetOmapValuesByKeys read operation.
+// Result is valid only after Operate() was called.
+type ReadOpOmapGetValsByKeysStep struct {
+	// C arguments
+
+	iter  C.rados_omap_iter_t
+	prval *C.int
+
+	// Internal state
+
+	// canIterate is only set after the operation is performed and is
+	// intended to prevent premature fetching of data.
+	canIterate bool
+}
+
+func newReadOpOmapGetValsByKeysStep() *ReadOpOmapGetValsByKeysStep {
+	s := &ReadOpOmapGetValsByKeysStep{
+		prval: (*C.int)(C.malloc(C.sizeof_int)),
+	}
+
+	return s
+}
+
+func (s *ReadOpOmapGetValsByKeysStep) free() {
+	s.canIterate = false
+	C.rados_omap_get_end(s.iter)
+
+	C.free(unsafe.Pointer(s.prval))
+	s.prval = nil
+}
+
+func (s *ReadOpOmapGetValsByKeysStep) update() error {
+	err := getError(*s.prval)
+	s.canIterate = (err == nil)
+
+	return err
+}
+
+// Next gets the next omap key/value pair referenced by
+// ReadOpOmapGetValsByKeysStep's internal iterator.
+// If there are no more elements to retrieve, (nil, nil) is returned.
+// May be called only after Operate() finished.
+//  PREVIEW
+func (s *ReadOpOmapGetValsByKeysStep) Next() (*OmapKeyValue, error) {
+	if !s.canIterate {
+		return nil, ErrOperationIncomplete
+	}
+
+	var (
+		cKey    *C.char
+		cVal    *C.char
+		cValLen C.size_t
+	)
+
+	ret := C.rados_omap_get_next(s.iter, &cKey, &cVal, &cValLen)
+	if ret != 0 {
+		return nil, getError(ret)
+	}
+
+	if cKey == nil {
+		// Iterator has reached the end of the list.
+		return nil, nil
+	}
+
+	return &OmapKeyValue{
+		Key:   C.GoString(cKey),
+		Value: C.GoBytes(unsafe.Pointer(cVal), C.int(cValLen)),
+	}, nil
+}
+
+// GetOmapValuesByKeys starts iterating over specific key/value pairs.
+//  PREVIEW
+//
+// Implements:
+//  void rados_read_op_omap_get_vals_by_keys(rados_read_op_t read_op,
+//                                           char const * const * keys,
+//                                           size_t keys_len,
+//                                           rados_omap_iter_t * iter,
+//                                           int * prval)
+func (r *ReadOp) GetOmapValuesByKeys(keys []string) *ReadOpOmapGetValsByKeysStep {
+	s := newReadOpOmapGetValsByKeysStep()
+	r.steps = append(r.steps, s)
+
+	cKeys := make([]*C.char, len(keys))
+	defer func() {
+		for _, cKeyPtr := range cKeys {
+			C.free(unsafe.Pointer(cKeyPtr))
+		}
+	}()
+
+	for i, key := range keys {
+		cKeys[i] = C.CString(key)
+	}
+
+	C.rados_read_op_omap_get_vals_by_keys(
+		r.op,
+		&cKeys[0],
+		C.size_t(len(keys)),
+		&s.iter,
+		s.prval,
+	)
+
+	return s
+}

vendor/github.com/ceph/go-ceph/rados/read_op_read.go

@@ -0,0 +1,75 @@
+//go:build ceph_preview
+// +build ceph_preview
+
+package rados
+
+// #cgo LDFLAGS: -lrados
+// #include <rados/librados.h>
+// #include <stdlib.h>
+//
+import "C"
+
+import (
+	"unsafe"
+)
+
+// ReadOpReadStep holds the result of the Read read operation.
+// Result is valid only after Operate() was called.
+type ReadOpReadStep struct {
+	// C returned data:
+	bytesRead *C.size_t
+	prval     *C.int
+
+	BytesRead int64 // Bytes read by this action.
+	Result    int   // Result of this action.
+}
+
+func (s *ReadOpReadStep) update() error {
+	s.BytesRead = (int64)(*s.bytesRead)
+	s.Result = (int)(*s.prval)
+
+	return nil
+}
+
+func (s *ReadOpReadStep) free() {
+	C.free(unsafe.Pointer(s.bytesRead))
+	C.free(unsafe.Pointer(s.prval))
+
+	s.bytesRead = nil
+	s.prval = nil
+}
+
+func newReadOpReadStep() *ReadOpReadStep {
+	return &ReadOpReadStep{
+		bytesRead: (*C.size_t)(C.malloc(C.sizeof_size_t)),
+		prval:     (*C.int)(C.malloc(C.sizeof_int)),
+	}
+}
+
+// Read bytes from offset into buffer.
+// len(buffer) is the maximum number of bytes read from the object.
+// buffer[:ReadOpReadStep.BytesRead] then contains object data.
+//  PREVIEW
+//
+// Implements:
+//  void rados_read_op_read(rados_read_op_t read_op,
+//                          uint64_t offset,
+//                          size_t len,
+//                          char * buffer,
+//                          size_t * bytes_read,
+//                          int * prval)
+func (r *ReadOp) Read(offset uint64, buffer []byte) *ReadOpReadStep {
+	oe := newReadStep(buffer, offset)
+	readStep := newReadOpReadStep()
+	r.steps = append(r.steps, oe, readStep)
+	C.rados_read_op_read(
+		r.op,
+		oe.cOffset,
+		oe.cReadLen,
+		oe.cBuffer,
+		readStep.bytesRead,
+		readStep.prval,
+	)
+
+	return readStep
+}

vendor/github.com/ceph/go-ceph/rados/read_step.go

@@ -0,0 +1,31 @@
+package rados
+
+// #include <stdint.h>
+import "C"
+
+import (
+	"unsafe"
+)
+
+type readStep struct {
+	withoutUpdate
+	withoutFree
+	// the c pointer utilizes the Go byteslice data and no free is needed
+
+	// inputs:
+	b []byte
+
+	// arguments:
+	cBuffer  *C.char
+	cReadLen C.size_t
+	cOffset  C.uint64_t
+}
+
+func newReadStep(b []byte, offset uint64) *readStep {
+	return &readStep{
+		b:        b,
+		cBuffer:  (*C.char)(unsafe.Pointer(&b[0])), // TODO: must be pinned
+		cReadLen: C.size_t(len(b)),
+		cOffset:  C.uint64_t(offset),
+	}
+}

vendor/github.com/ceph/go-ceph/rados/watcher.go

@@ -0,0 +1,379 @@
+//go:build ceph_preview
+// +build ceph_preview
+
+package rados
+
+/*
+#cgo LDFLAGS: -lrados
+#include <stdlib.h>
+#include <rados/librados.h>
+extern void watchNotifyCb(void*, uint64_t, uint64_t, uint64_t, void*, size_t);
+extern void watchErrorCb(void*, uint64_t, int);
+*/
+import "C"
+
+import (
+	"encoding/binary"
+	"fmt"
+	"math"
+	"sync"
+	"time"
+	"unsafe"
+)
+
+type (
+	// WatcherID is the unique id of a Watcher.
+	WatcherID uint64
+	// NotifyID is the unique id of a NotifyEvent.
+	NotifyID uint64
+	// NotifierID is the unique id of a notifying client.
+	NotifierID uint64
+)
+
+// NotifyEvent is received by a watcher for each notification.
+type NotifyEvent struct {
+	ID         NotifyID
+	WatcherID  WatcherID
+	NotifierID NotifierID
+	Data       []byte
+}
+
+// NotifyAck represents an acknowleged notification.
+type NotifyAck struct {
+	WatcherID  WatcherID
+	NotifierID NotifierID
+	Response   []byte
+}
+
+// NotifyTimeout represents an unacknowleged notification.
+type NotifyTimeout struct {
+	WatcherID  WatcherID
+	NotifierID NotifierID
+}
+
+// Watcher receives all notifications for certain object.
+type Watcher struct {
+	id     WatcherID
+	oid    string
+	ioctx  *IOContext
+	events chan NotifyEvent
+	errors chan error
+	done   chan struct{}
+}
+
+var (
+	watchers    = map[WatcherID]*Watcher{}
+	watchersMtx sync.RWMutex
+)
+
+// Watch creates a Watcher for the specified object.
+//  PREVIEW
+//
+// A Watcher receives all notifications that are sent to the object on which it
+// has been created. It exposes two read-only channels: Events() receives all
+// the NotifyEvents and Errors() receives all occuring errors. A typical code
+// creating a Watcher could look like this:
+//
+//  watcher, err := ioctx.Watch(oid)
+//  go func() { // event handler
+//    for ne := range watcher.Events() {
+//      ...
+//      ne.Ack([]byte("response data..."))
+//      ...
+//    }
+//  }()
+//  go func() { // error handler
+//    for err := range watcher.Errors() {
+//      ... handle err ...
+//    }
+//  }()
+//
+// CAUTION: the Watcher references the IOContext in which it has been created.
+// Therefore all watchers must be deleted with the Delete() method before the
+// IOContext is being destroyed.
+//
+// Implements:
+//  int rados_watch2(rados_ioctx_t io, const char* o, uint64_t* cookie,
+//    rados_watchcb2_t watchcb, rados_watcherrcb_t watcherrcb, void* arg)
+func (ioctx *IOContext) Watch(obj string) (*Watcher, error) {
+	return ioctx.WatchWithTimeout(obj, 0)
+}
+
+// WatchWithTimeout creates a watcher on an object. Same as Watcher(), but
+// different timeout than the default can be specified.
+//  PREVIEW
+//
+// Implements:
+//  int rados_watch3(rados_ioctx_t io, const char *o, uint64_t *cookie,
+// 	  rados_watchcb2_t watchcb, rados_watcherrcb_t watcherrcb, uint32_t timeout,
+// 	  void *arg);
+func (ioctx *IOContext) WatchWithTimeout(oid string, timeout time.Duration) (*Watcher, error) {
+	cObj := C.CString(oid)
+	defer C.free(unsafe.Pointer(cObj))
+	var id C.uint64_t
+	watchersMtx.Lock()
+	defer watchersMtx.Unlock()
+	ret := C.rados_watch3(
+		ioctx.ioctx,
+		cObj,
+		&id,
+		(C.rados_watchcb2_t)(C.watchNotifyCb),
+		(C.rados_watcherrcb_t)(C.watchErrorCb),
+		C.uint32_t(timeout.Milliseconds()/1000),
+		nil,
+	)
+	if err := getError(ret); err != nil {
+		return nil, err
+	}
+	evCh := make(chan NotifyEvent)
+	errCh := make(chan error)
+	w := &Watcher{
+		id:     WatcherID(id),
+		ioctx:  ioctx,
+		oid:    oid,
+		events: evCh,
+		errors: errCh,
+		done:   make(chan struct{}),
+	}
+	watchers[WatcherID(id)] = w
+	return w, nil
+}
+
+// ID returns the WatcherId of the Watcher
+//  PREVIEW
+func (w *Watcher) ID() WatcherID {
+	return w.id
+}
+
+// Events returns a read-only channel, that receives all notifications that are
+// sent to the object of the Watcher.
+//  PREVIEW
+func (w *Watcher) Events() <-chan NotifyEvent {
+	return w.events
+}
+
+// Errors returns a read-only channel, that receives all errors for the Watcher.
+//  PREVIEW
+func (w *Watcher) Errors() <-chan error {
+	return w.errors
+}
+
+// Check on the status of a Watcher.
+//  PREVIEW
+//
+// Returns the time since it was last confirmed. If there is an error, the
+// Watcher is no longer valid, and should be destroyed with the Delete() method.
+//
+// Implements:
+//  int rados_watch_check(rados_ioctx_t io, uint64_t cookie)
+func (w *Watcher) Check() (time.Duration, error) {
+	ret := C.rados_watch_check(w.ioctx.ioctx, C.uint64_t(w.id))
+	if ret < 0 {
+		return 0, getError(ret)
+	}
+	return time.Millisecond * time.Duration(ret), nil
+}
+
+// Delete the watcher. This closes both the event and error channel.
+//  PREVIEW
+//
+// Implements:
+//  int rados_unwatch2(rados_ioctx_t io, uint64_t cookie)
+func (w *Watcher) Delete() error {
+	watchersMtx.Lock()
+	_, ok := watchers[w.id]
+	if ok {
+		delete(watchers, w.id)
+	}
+	watchersMtx.Unlock()
+	if !ok {
+		return nil
+	}
+	ret := C.rados_unwatch2(w.ioctx.ioctx, C.uint64_t(w.id))
+	if ret != 0 {
+		return getError(ret)
+	}
+	close(w.done) // unblock blocked callbacks
+	close(w.events)
+	close(w.errors)
+	return nil
+}
+
+// Notify sends a notification with the provided data to all Watchers of the
+// specified object.
+//  PREVIEW
+//
+// CAUTION: even if the error is not nil. the returned slices
+// might still contain data.
+func (ioctx *IOContext) Notify(obj string, data []byte) ([]NotifyAck, []NotifyTimeout, error) {
+	return ioctx.NotifyWithTimeout(obj, data, 0)
+}
+
+// NotifyWithTimeout is like Notify() but with a different timeout than the
+// default.
+//  PREVIEW
+//
+// Implements:
+//  int rados_notify2(rados_ioctx_t io, const char* o, const char* buf, int buf_len,
+//    uint64_t timeout_ms, char** reply_buffer, size_t* reply_buffer_len)
+func (ioctx *IOContext) NotifyWithTimeout(obj string, data []byte, timeout time.Duration) ([]NotifyAck,
+	[]NotifyTimeout, error) {
+	cObj := C.CString(obj)
+	defer C.free(unsafe.Pointer(cObj))
+	var cResponse *C.char
+	defer C.rados_buffer_free(cResponse)
+	var responseLen C.size_t
+	var dataPtr *C.char
+	if len(data) > 0 {
+		dataPtr = (*C.char)(unsafe.Pointer(&data[0]))
+	}
+	ret := C.rados_notify2(
+		ioctx.ioctx,
+		cObj,
+		dataPtr,
+		C.int(len(data)),
+		C.uint64_t(timeout.Milliseconds()),
+		&cResponse,
+		&responseLen,
+	)
+	// cResponse has been set even if an error is returned, so we decode it anyway
+	acks, timeouts := decodeNotifyResponse(cResponse, responseLen)
+	return acks, timeouts, getError(ret)
+}
+
+// Ack sends an acknowledgement with the specified response data to the notfier
+// of the NotifyEvent. If a notify is not ack'ed, the originating Notify() call
+// blocks and eventiually times out.
+//  PREVIEW
+//
+// Implements:
+//  int rados_notify_ack(rados_ioctx_t io, const char *o, uint64_t notify_id,
+//    uint64_t cookie, const char *buf, int buf_len)
+func (ne *NotifyEvent) Ack(response []byte) error {
+	watchersMtx.RLock()
+	w, ok := watchers[ne.WatcherID]
+	watchersMtx.RUnlock()
+	if !ok {
+		return fmt.Errorf("can't ack on deleted watcher %v", ne.WatcherID)
+	}
+	cOID := C.CString(w.oid)
+	defer C.free(unsafe.Pointer(cOID))
+	var respPtr *C.char
+	if len(response) > 0 {
+		respPtr = (*C.char)(unsafe.Pointer(&response[0]))
+	}
+	ret := C.rados_notify_ack(
+		w.ioctx.ioctx,
+		cOID,
+		C.uint64_t(ne.ID),
+		C.uint64_t(ne.WatcherID),
+		respPtr,
+		C.int(len(response)),
+	)
+	return getError(ret)
+}
+
+// WatcherFlush flushes all pending notifications of the cluster.
+//  PREVIEW
+//
+// Implements:
+//  int rados_watch_flush(rados_t cluster)
+func (c *Conn) WatcherFlush() error {
+	if !c.connected {
+		return ErrNotConnected
+	}
+	ret := C.rados_watch_flush(c.cluster)
+	return getError(ret)
+}
+
+// decoder for this notify response format:
+//    le32 num_acks
+//    {
+//      le64 gid     global id for the client (for client.1234 that's 1234)
+//      le64 cookie  cookie for the client
+//      le32 buflen  length of reply message buffer
+//      u8 buflen  payload
+//    } num_acks
+//    le32 num_timeouts
+//    {
+//      le64 gid     global id for the client
+//      le64 cookie  cookie for the client
+//    } num_timeouts
+//
+// NOTE: starting with pacific this is implemented as a C function and this can
+// be replaced later
+func decodeNotifyResponse(response *C.char, len C.size_t) ([]NotifyAck, []NotifyTimeout) {
+	if len == 0 || response == nil {
+		return nil, nil
+	}
+	b := (*[math.MaxInt32]byte)(unsafe.Pointer(response))[:len:len]
+	pos := 0
+
+	num := binary.LittleEndian.Uint32(b[pos:])
+	pos += 4
+	acks := make([]NotifyAck, num)
+	for i := range acks {
+		acks[i].NotifierID = NotifierID(binary.LittleEndian.Uint64(b[pos:]))
+		pos += 8
+		acks[i].WatcherID = WatcherID(binary.LittleEndian.Uint64(b[pos:]))
+		pos += 8
+		dataLen := binary.LittleEndian.Uint32(b[pos:])
+		pos += 4
+		if dataLen > 0 {
+			acks[i].Response = C.GoBytes(unsafe.Pointer(&b[pos]), C.int(dataLen))
+			pos += int(dataLen)
+		}
+	}
+
+	num = binary.LittleEndian.Uint32(b[pos:])
+	pos += 4
+	timeouts := make([]NotifyTimeout, num)
+	for i := range timeouts {
+		timeouts[i].NotifierID = NotifierID(binary.LittleEndian.Uint64(b[pos:]))
+		pos += 8
+		timeouts[i].WatcherID = WatcherID(binary.LittleEndian.Uint64(b[pos:]))
+		pos += 8
+	}
+	return acks, timeouts
+}
+
+//export watchNotifyCb
+func watchNotifyCb(_ unsafe.Pointer, notifyID C.uint64_t, id C.uint64_t,
+	notifierID C.uint64_t, cData unsafe.Pointer, dataLen C.size_t) {
+	watchersMtx.RLock()
+	w, ok := watchers[WatcherID(id)]
+	watchersMtx.RUnlock()
+	if !ok {
+		// usually this should not happen, but who knows
+		// TODO: some log message (once we have logging)
+		return
+	}
+	ev := NotifyEvent{
+		ID:         NotifyID(notifyID),
+		WatcherID:  WatcherID(id),
+		NotifierID: NotifierID(notifierID),
+	}
+	if dataLen > 0 {
+		ev.Data = C.GoBytes(cData, C.int(dataLen))
+	}
+	select {
+	case <-w.done: // unblock when deleted
+	case w.events <- ev:
+	}
+}
+
+//export watchErrorCb
+func watchErrorCb(_ unsafe.Pointer, id C.uint64_t, err C.int) {
+	watchersMtx.RLock()
+	w, ok := watchers[WatcherID(id)]
+	watchersMtx.RUnlock()
+	if !ok {
+		// usually this should not happen, but who knows
+		// TODO: some log message (once we have logging)
+		return
+	}
+	select {
+	case <-w.done: // unblock when deleted
+	case w.errors <- getError(err):
+	}
+}

vendor/github.com/ceph/go-ceph/rados/write_op_cmpext.go

@@ -1,6 +1,3 @@
-//go:build ceph_preview
-// +build ceph_preview
-
 package rados
 
 // #cgo LDFLAGS: -lrados
@@ -40,7 +37,6 @@ func newWriteOpCmpExtStep() *WriteOpCmpExtStep {
 }
 
 // CmpExt ensures that given object range (extent) satisfies comparison.
-//  PREVIEW
 //
 // Implements:
 //  void rados_write_op_cmpext(rados_write_op_t write_op,