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fs: Statfs_t{} doesn't have a Type field on NetBSD, OpenBSD, or Solar…
…is (#523) Other projects that import procfs, like node_exporter, apparently build for OSs that don't have Statfs_t.Type. Signed-off-by: Dan Williams <dcbw@redhat.com>
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// Copyright 2018 The Prometheus Authors | ||
// 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. | ||
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//go:build netbsd || openbsd || solaris | ||
// +build netbsd openbsd solaris | ||
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package procfs | ||
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// isRealProc returns true on architectures that don't have a Type argument | ||
// in their Statfs_t struct | ||
func isRealProc(mountPoint string) (bool, error) { | ||
return true, nil | ||
} |
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// Copyright 2018 The Prometheus Authors | ||
// 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. | ||
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//go:build !netbsd && !openbsd && !solaris | ||
// +build !netbsd,!openbsd,!solaris | ||
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package procfs | ||
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import ( | ||
"syscall" | ||
) | ||
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// isRealProc determines whether supplied mountpoint is really a proc filesystem. | ||
func isRealProc(mountPoint string) (bool, error) { | ||
stat := syscall.Statfs_t{} | ||
err := syscall.Statfs(mountPoint, &stat) | ||
if err != nil { | ||
return false, err | ||
} | ||
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// 0x9fa0 is PROC_SUPER_MAGIC: https://elixir.bootlin.com/linux/v6.1/source/include/uapi/linux/magic.h#L87 | ||
return stat.Type == 0x9fa0, nil | ||
} |