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0b4e03f5fc
With go 1.17 a change to the build flags was implemented: https://go.googlesource.com/proposal/+/master/design/draft-gobuild.md The formatter now automatically adds the forward-compatible build tag format and the linter checks for them, so we need to include them in our code.
35 lines
960 B
Go
35 lines
960 B
Go
//go:build !windows && !solaris && !netbsd && !openbsd && !js
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// +build !windows,!solaris,!netbsd,!openbsd,!js
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package healthcheck
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import "syscall"
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// AvailableDiskSpaceRatio returns ratio of available disk space to total
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// capacity.
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func AvailableDiskSpaceRatio(path string) (float64, error) {
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s := syscall.Statfs_t{}
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err := syscall.Statfs(path, &s)
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if err != nil {
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return 0, err
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}
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// Calculate our free blocks/total blocks to get our total ratio of
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// free blocks.
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return float64(s.Bfree) / float64(s.Blocks), nil
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}
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// AvailableDiskSpace returns the available disk space in bytes of the given
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// file system.
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func AvailableDiskSpace(path string) (uint64, error) {
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s := syscall.Statfs_t{}
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err := syscall.Statfs(path, &s)
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if err != nil {
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return 0, err
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}
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// Some OSes have s.Bavail defined as int64, others as uint64, so we
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// need the explicit type conversion here.
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return uint64(s.Bavail) * uint64(s.Bsize), nil // nolint:unconvert
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}
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