mirror of
https://github.com/ceph/ceph-csi.git
synced 2024-11-27 00:30:18 +00:00
eeec1213cb
updating go-ceph to latest 0.7.0 release. Signed-off-by: Madhu Rajanna <madhupr007@gmail.com>
44 lines
906 B
Go
44 lines
906 B
Go
// +build !luminous,!mimic
|
|
|
|
package rados
|
|
|
|
// #cgo LDFLAGS: -lrados
|
|
// #include <rados/librados.h>
|
|
//
|
|
import "C"
|
|
|
|
import (
|
|
"unsafe"
|
|
|
|
"github.com/ceph/go-ceph/internal/retry"
|
|
)
|
|
|
|
// GetNamespace gets the namespace used for objects within this IO context.
|
|
//
|
|
// Implements:
|
|
// int rados_ioctx_get_namespace(rados_ioctx_t io, char *buf,
|
|
// unsigned maxlen);
|
|
func (ioctx *IOContext) GetNamespace() (string, error) {
|
|
if err := ioctx.validate(); err != nil {
|
|
return "", err
|
|
}
|
|
var (
|
|
err error
|
|
buf []byte
|
|
ret C.int
|
|
)
|
|
retry.WithSizes(128, 8192, func(size int) retry.Hint {
|
|
buf = make([]byte, size)
|
|
ret = C.rados_ioctx_get_namespace(
|
|
ioctx.ioctx,
|
|
(*C.char)(unsafe.Pointer(&buf[0])),
|
|
C.unsigned(len(buf)))
|
|
err = getErrorIfNegative(ret)
|
|
return retry.DoubleSize.If(err == errRange)
|
|
})
|
|
if err != nil {
|
|
return "", err
|
|
}
|
|
return string(buf[:ret]), nil
|
|
}
|