diff options
Diffstat (limited to 'vendor/github.com/prometheus/procfs/crypto.go')
-rw-r--r-- | vendor/github.com/prometheus/procfs/crypto.go | 131 |
1 files changed, 0 insertions, 131 deletions
diff --git a/vendor/github.com/prometheus/procfs/crypto.go b/vendor/github.com/prometheus/procfs/crypto.go deleted file mode 100644 index 19d4041b2..000000000 --- a/vendor/github.com/prometheus/procfs/crypto.go +++ /dev/null @@ -1,131 +0,0 @@ -// Copyright 2019 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. - -package procfs - -import ( - "bytes" - "fmt" - "io/ioutil" - "strconv" - "strings" - - "github.com/prometheus/procfs/internal/util" -) - -// Crypto holds info parsed from /proc/crypto. -type Crypto struct { - Alignmask *uint64 - Async bool - Blocksize *uint64 - Chunksize *uint64 - Ctxsize *uint64 - Digestsize *uint64 - Driver string - Geniv string - Internal string - Ivsize *uint64 - Maxauthsize *uint64 - MaxKeysize *uint64 - MinKeysize *uint64 - Module string - Name string - Priority *int64 - Refcnt *int64 - Seedsize *uint64 - Selftest string - Type string - Walksize *uint64 -} - -// Crypto parses an crypto-file (/proc/crypto) and returns a slice of -// structs containing the relevant info. More information available here: -// https://kernel.readthedocs.io/en/sphinx-samples/crypto-API.html -func (fs FS) Crypto() ([]Crypto, error) { - data, err := ioutil.ReadFile(fs.proc.Path("crypto")) - if err != nil { - return nil, fmt.Errorf("error parsing crypto %s: %s", fs.proc.Path("crypto"), err) - } - crypto, err := parseCrypto(data) - if err != nil { - return nil, fmt.Errorf("error parsing crypto %s: %s", fs.proc.Path("crypto"), err) - } - return crypto, nil -} - -func parseCrypto(cryptoData []byte) ([]Crypto, error) { - crypto := []Crypto{} - - cryptoBlocks := bytes.Split(cryptoData, []byte("\n\n")) - - for _, block := range cryptoBlocks { - var newCryptoElem Crypto - - lines := strings.Split(string(block), "\n") - for _, line := range lines { - if strings.TrimSpace(line) == "" || line[0] == ' ' { - continue - } - fields := strings.Split(line, ":") - key := strings.TrimSpace(fields[0]) - value := strings.TrimSpace(fields[1]) - vp := util.NewValueParser(value) - - switch strings.TrimSpace(key) { - case "async": - b, err := strconv.ParseBool(value) - if err == nil { - newCryptoElem.Async = b - } - case "blocksize": - newCryptoElem.Blocksize = vp.PUInt64() - case "chunksize": - newCryptoElem.Chunksize = vp.PUInt64() - case "digestsize": - newCryptoElem.Digestsize = vp.PUInt64() - case "driver": - newCryptoElem.Driver = value - case "geniv": - newCryptoElem.Geniv = value - case "internal": - newCryptoElem.Internal = value - case "ivsize": - newCryptoElem.Ivsize = vp.PUInt64() - case "maxauthsize": - newCryptoElem.Maxauthsize = vp.PUInt64() - case "max keysize": - newCryptoElem.MaxKeysize = vp.PUInt64() - case "min keysize": - newCryptoElem.MinKeysize = vp.PUInt64() - case "module": - newCryptoElem.Module = value - case "name": - newCryptoElem.Name = value - case "priority": - newCryptoElem.Priority = vp.PInt64() - case "refcnt": - newCryptoElem.Refcnt = vp.PInt64() - case "seedsize": - newCryptoElem.Seedsize = vp.PUInt64() - case "selftest": - newCryptoElem.Selftest = value - case "type": - newCryptoElem.Type = value - case "walksize": - newCryptoElem.Walksize = vp.PUInt64() - } - } - crypto = append(crypto, newCryptoElem) - } - return crypto, nil -} |