64 lines
1.6 KiB
Go
64 lines
1.6 KiB
Go
// +build freebsd openbsd
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/*
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Copyright The containerd Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package mount
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/*
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#include <sys/param.h>
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#include <sys/ucred.h>
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#include <sys/mount.h>
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*/
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import "C"
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import (
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"fmt"
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"reflect"
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"unsafe"
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)
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// Self retrieves a list of mounts for the current running process.
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func Self() ([]Info, error) {
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var rawEntries *C.struct_statfs
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count := int(C.getmntinfo(&rawEntries, C.MNT_WAIT))
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if count == 0 {
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return nil, fmt.Errorf("Failed to call getmntinfo")
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}
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var entries []C.struct_statfs
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header := (*reflect.SliceHeader)(unsafe.Pointer(&entries))
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header.Cap = count
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header.Len = count
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header.Data = uintptr(unsafe.Pointer(rawEntries))
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var out []Info
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for _, entry := range entries {
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var mountinfo Info
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mountinfo.Mountpoint = C.GoString(&entry.f_mntonname[0])
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mountinfo.Source = C.GoString(&entry.f_mntfromname[0])
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mountinfo.FSType = C.GoString(&entry.f_fstypename[0])
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out = append(out, mountinfo)
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}
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return out, nil
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}
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// PID collects the mounts for a specific process ID.
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func PID(pid int) ([]Info, error) {
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return nil, fmt.Errorf("mountinfo.PID is not implemented on freebsd")
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}
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