diff options
Diffstat (limited to 'vendor/github.com/prometheus/procfs/nfs/parse.go')
-rw-r--r-- | vendor/github.com/prometheus/procfs/nfs/parse.go | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/vendor/github.com/prometheus/procfs/nfs/parse.go b/vendor/github.com/prometheus/procfs/nfs/parse.go index 3aa32563a..8f568f011 100644 --- a/vendor/github.com/prometheus/procfs/nfs/parse.go +++ b/vendor/github.com/prometheus/procfs/nfs/parse.go @@ -178,8 +178,17 @@ func parseV3Stats(v []uint64) (V3Stats, error) { func parseClientV4Stats(v []uint64) (ClientV4Stats, error) { values := int(v[0]) - if len(v[1:]) != values || values < 59 { - return ClientV4Stats{}, fmt.Errorf("invalid V4Stats line %q", v) + if len(v[1:]) != values { + return ClientV4Stats{}, fmt.Errorf("invalid ClientV4Stats line %q", v) + } + + // This function currently supports mapping 59 NFS v4 client stats. Older + // kernels may emit fewer stats, so we must detect this and pad out the + // values to match the expected slice size. + if values < 59 { + newValues := make([]uint64, 60) + copy(newValues, v) + v = newValues } return ClientV4Stats{ |