mirror of
https://codeberg.org/superseriousbusiness/gotosocial.git
synced 2024-12-30 12:58:16 +03:00
1ba3e14b36
* feat: Initial OTEL metrics * docs: add metrics documentation * fix: metrics endpoint conditional check * feat: metrics endpoint basic auth * fix: make metrics-auth-enabled default false * fix: go fmt helpers.gen.go * fix: add metric-related env vars to envparsing.sh * fix: metrics docs * fix: metrics related stuff in envparsing.sh * fix: metrics docs * chore: metrics docs wording * fix: metrics stuff in envparsing? * bump otel versions --------- Co-authored-by: Tsuribori <user@acertaindebian> Co-authored-by: Tsuribori <none@example.org> Co-authored-by: tsmethurst <tobi.smethurst@protonmail.com>
105 lines
2.5 KiB
Go
105 lines
2.5 KiB
Go
// Copyright 2013 The Prometheus 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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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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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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package model
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import (
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"fmt"
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"strconv"
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)
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// Fingerprint provides a hash-capable representation of a Metric.
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// For our purposes, FNV-1A 64-bit is used.
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type Fingerprint uint64
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// FingerprintFromString transforms a string representation into a Fingerprint.
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func FingerprintFromString(s string) (Fingerprint, error) {
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num, err := strconv.ParseUint(s, 16, 64)
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return Fingerprint(num), err
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}
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// ParseFingerprint parses the input string into a fingerprint.
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func ParseFingerprint(s string) (Fingerprint, error) {
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num, err := strconv.ParseUint(s, 16, 64)
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if err != nil {
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return 0, err
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}
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return Fingerprint(num), nil
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}
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func (f Fingerprint) String() string {
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return fmt.Sprintf("%016x", uint64(f))
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}
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// Fingerprints represents a collection of Fingerprint subject to a given
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// natural sorting scheme. It implements sort.Interface.
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type Fingerprints []Fingerprint
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// Len implements sort.Interface.
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func (f Fingerprints) Len() int {
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return len(f)
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}
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// Less implements sort.Interface.
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func (f Fingerprints) Less(i, j int) bool {
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return f[i] < f[j]
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}
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// Swap implements sort.Interface.
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func (f Fingerprints) Swap(i, j int) {
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f[i], f[j] = f[j], f[i]
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}
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// FingerprintSet is a set of Fingerprints.
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type FingerprintSet map[Fingerprint]struct{}
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// Equal returns true if both sets contain the same elements (and not more).
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func (s FingerprintSet) Equal(o FingerprintSet) bool {
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if len(s) != len(o) {
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return false
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}
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for k := range s {
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if _, ok := o[k]; !ok {
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return false
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}
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}
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return true
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}
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// Intersection returns the elements contained in both sets.
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func (s FingerprintSet) Intersection(o FingerprintSet) FingerprintSet {
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myLength, otherLength := len(s), len(o)
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if myLength == 0 || otherLength == 0 {
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return FingerprintSet{}
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}
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subSet := s
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superSet := o
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if otherLength < myLength {
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subSet = o
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superSet = s
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}
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out := FingerprintSet{}
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for k := range subSet {
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if _, ok := superSet[k]; ok {
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out[k] = struct{}{}
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}
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}
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return out
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}
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