forked from gitea/gitea
85 lines
2.2 KiB
Go
85 lines
2.2 KiB
Go
// Copyright 2022 The Gitea Authors. All rights reserved.
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// SPDX-License-Identifier: MIT
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package actions
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import (
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"bytes"
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"encoding/binary"
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"encoding/hex"
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"errors"
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"fmt"
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"io"
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"time"
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auth_model "code.gitea.io/gitea/models/auth"
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"code.gitea.io/gitea/modules/timeutil"
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"code.gitea.io/gitea/modules/util"
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)
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func generateSaltedToken() (string, string, string, string, error) {
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salt, err := util.CryptoRandomString(10)
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if err != nil {
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return "", "", "", "", err
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}
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buf, err := util.CryptoRandomBytes(20)
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if err != nil {
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return "", "", "", "", err
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}
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token := hex.EncodeToString(buf)
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hash := auth_model.HashToken(token, salt)
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return token, salt, hash, token[len(token)-8:], nil
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}
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/*
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LogIndexes is the index for mapping log line number to buffer offset.
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Because it uses varint encoding, it is impossible to predict its size.
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But we can make a simple estimate with an assumption that each log line has 200 byte, then:
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| lines | file size | index size |
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|-----------|---------------------|--------------------|
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| 100 | 20 KiB(20000) | 258 B(258) |
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| 1000 | 195 KiB(200000) | 2.9 KiB(2958) |
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| 10000 | 1.9 MiB(2000000) | 34 KiB(34715) |
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| 100000 | 19 MiB(20000000) | 386 KiB(394715) |
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| 1000000 | 191 MiB(200000000) | 4.1 MiB(4323626) |
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| 10000000 | 1.9 GiB(2000000000) | 47 MiB(49323626) |
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| 100000000 | 19 GiB(20000000000) | 490 MiB(513424280) |
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*/
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type LogIndexes []int64
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func (indexes *LogIndexes) FromDB(b []byte) error {
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reader := bytes.NewReader(b)
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for {
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v, err := binary.ReadVarint(reader)
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if err != nil {
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if errors.Is(err, io.EOF) {
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return nil
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}
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return fmt.Errorf("binary ReadVarint: %w", err)
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}
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*indexes = append(*indexes, v)
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}
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}
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func (indexes *LogIndexes) ToDB() ([]byte, error) {
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buf, i := make([]byte, binary.MaxVarintLen64*len(*indexes)), 0
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for _, v := range *indexes {
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n := binary.PutVarint(buf[i:], v)
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i += n
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}
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return buf[:i], nil
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}
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var timeSince = time.Since
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func calculateDuration(started, stopped timeutil.TimeStamp, status Status) time.Duration {
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if started == 0 {
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return 0
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}
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s := started.AsTime()
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if status.IsDone() {
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return stopped.AsTime().Sub(s)
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}
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return timeSince(s).Truncate(time.Second)
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}
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