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Unit tests for recon fail, since they expect /proc. We can fix that later.
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,94 @@ | ||
| // Copyright (c) 2015 Rackspace | ||
| // | ||
| // Licensed under the Apache License, Version 2.0 (the "License"); | ||
| // you may not use this file except in compliance with the License. | ||
| // You may obtain a copy of the License at | ||
| // | ||
| // http://www.apache.org/licenses/LICENSE-2.0 | ||
| // | ||
| // Unless required by applicable law or agreed to in writing, software | ||
| // distributed under the License is distributed on an "AS IS" BASIS, | ||
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or | ||
| // implied. | ||
| // See the License for the specific language governing permissions and | ||
| // limitations under the License. | ||
|
|
||
| package objectserver | ||
|
|
||
| import ( | ||
| "syscall" | ||
| "unsafe" | ||
| ) | ||
|
|
||
| const METADATA_CHUNK_SIZE = 65536 | ||
| const XATTR_CREATE = 0x0002 | ||
| const XATTR_REPLACE = 0x0004 | ||
|
|
||
| func FGetxattr(fd uintptr, attr string, value []byte) (int, error) { | ||
| attrp, err := syscall.BytePtrFromString(attr) | ||
| if err != nil { | ||
| return 0, err | ||
| } | ||
| if len(value) == 0 { | ||
| if r0, _, e1 := syscall.Syscall6(syscall.SYS_FGETXATTR, fd, uintptr(unsafe.Pointer(attrp)), 0, 0, 0, 0); e1 == 0 { | ||
| return int(r0), nil | ||
| } else { | ||
| return 0, e1 | ||
| } | ||
| } else { | ||
| valuep := unsafe.Pointer(&value[0]) | ||
| if r0, _, e1 := syscall.Syscall6(syscall.SYS_FGETXATTR, fd, uintptr(unsafe.Pointer(attrp)), uintptr(valuep), uintptr(len(value)), 0, 0); e1 == 0 { | ||
| return int(r0), nil | ||
| } else { | ||
| return int(r0), e1 | ||
| } | ||
| } | ||
| } | ||
|
|
||
| func FSetxattr(fd uintptr, attr string, value []byte) (int, error) { | ||
| attrp, err := syscall.BytePtrFromString(attr) | ||
| if err != nil { | ||
| return 0, err | ||
| } | ||
| valuep := unsafe.Pointer(&value[0]) | ||
| r0, _, e1 := syscall.Syscall6(syscall.SYS_FSETXATTR, fd, uintptr(unsafe.Pointer(attrp)), uintptr(valuep), uintptr(len(value)), 0, 0) | ||
| if e1 != 0 { | ||
| err = e1 | ||
| } | ||
| return int(r0), err | ||
| } | ||
|
|
||
| func Getxattr(filename string, attr string, value []byte) (int, error) { | ||
| filep, err := syscall.BytePtrFromString(filename) | ||
| attrp, err := syscall.BytePtrFromString(attr) | ||
| if err != nil { | ||
| return 0, err | ||
| } | ||
| if len(value) == 0 { | ||
| if r0, _, e1 := syscall.Syscall6(syscall.SYS_GETXATTR, uintptr(unsafe.Pointer(filep)), uintptr(unsafe.Pointer(attrp)), 0, 0, 0, 0); e1 == 0 { | ||
| return int(r0), nil | ||
| } else { | ||
| return 0, e1 | ||
| } | ||
| } else { | ||
| valuep := unsafe.Pointer(&value[0]) | ||
| if r0, _, e1 := syscall.Syscall6(syscall.SYS_GETXATTR, uintptr(unsafe.Pointer(filep)), uintptr(unsafe.Pointer(attrp)), uintptr(valuep), uintptr(len(value)), 0, 0); e1 == 0 { | ||
| return int(r0), nil | ||
| } else { | ||
| return int(r0), e1 | ||
| } | ||
| } | ||
| } | ||
|
|
||
| func Fallocate(fd int, mode uint32, off int64, len int64) (err error) { | ||
| return nil | ||
| } | ||
|
|
||
| func FreeDiskSpace(fd uintptr) (int64, error) { | ||
| var st syscall.Statfs_t | ||
| if err := syscall.Fstatfs(int(fd), &st); err != nil { | ||
| return 0, err | ||
| } else { | ||
| return int64(st.Bsize) * int64(st.Bavail), nil | ||
| } | ||
| } |
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