mirror of https://github.com/go-gitea/gitea.git
techknowlogick
7 years ago
committed by
GitHub
parent
280ebcbf7c
commit
9d4c1ddfa1
@ -0,0 +1,420 @@
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// Go MySQL Driver - A MySQL-Driver for Go's database/sql package
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//
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// Copyright 2018 The Go-MySQL-Driver Authors. All rights reserved.
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//
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// This Source Code Form is subject to the terms of the Mozilla Public
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// License, v. 2.0. If a copy of the MPL was not distributed with this file,
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// You can obtain one at http://mozilla.org/MPL/2.0/.
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package mysql
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import (
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"crypto/rand"
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"crypto/rsa"
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"crypto/sha1"
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"crypto/sha256"
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"crypto/x509"
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"encoding/pem"
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"sync"
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)
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// server pub keys registry
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var (
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serverPubKeyLock sync.RWMutex
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serverPubKeyRegistry map[string]*rsa.PublicKey
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)
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// RegisterServerPubKey registers a server RSA public key which can be used to
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// send data in a secure manner to the server without receiving the public key
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// in a potentially insecure way from the server first.
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// Registered keys can afterwards be used adding serverPubKey=<name> to the DSN.
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//
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// Note: The provided rsa.PublicKey instance is exclusively owned by the driver
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// after registering it and may not be modified.
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//
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// data, err := ioutil.ReadFile("mykey.pem")
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// if err != nil {
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// log.Fatal(err)
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// }
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//
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// block, _ := pem.Decode(data)
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// if block == nil || block.Type != "PUBLIC KEY" {
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// log.Fatal("failed to decode PEM block containing public key")
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// }
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//
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// pub, err := x509.ParsePKIXPublicKey(block.Bytes)
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// if err != nil {
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// log.Fatal(err)
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// }
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//
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// if rsaPubKey, ok := pub.(*rsa.PublicKey); ok {
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// mysql.RegisterServerPubKey("mykey", rsaPubKey)
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// } else {
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// log.Fatal("not a RSA public key")
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// }
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//
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func RegisterServerPubKey(name string, pubKey *rsa.PublicKey) {
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serverPubKeyLock.Lock()
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if serverPubKeyRegistry == nil {
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serverPubKeyRegistry = make(map[string]*rsa.PublicKey)
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}
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serverPubKeyRegistry[name] = pubKey
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serverPubKeyLock.Unlock()
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}
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// DeregisterServerPubKey removes the public key registered with the given name.
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func DeregisterServerPubKey(name string) {
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serverPubKeyLock.Lock()
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if serverPubKeyRegistry != nil {
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delete(serverPubKeyRegistry, name)
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}
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serverPubKeyLock.Unlock()
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}
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func getServerPubKey(name string) (pubKey *rsa.PublicKey) {
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serverPubKeyLock.RLock()
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if v, ok := serverPubKeyRegistry[name]; ok {
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pubKey = v
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}
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serverPubKeyLock.RUnlock()
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return
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}
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// Hash password using pre 4.1 (old password) method
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// https://github.com/atcurtis/mariadb/blob/master/mysys/my_rnd.c
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type myRnd struct {
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seed1, seed2 uint32
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}
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const myRndMaxVal = 0x3FFFFFFF
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// Pseudo random number generator
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func newMyRnd(seed1, seed2 uint32) *myRnd {
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return &myRnd{
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seed1: seed1 % myRndMaxVal,
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seed2: seed2 % myRndMaxVal,
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}
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}
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// Tested to be equivalent to MariaDB's floating point variant
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// http://play.golang.org/p/QHvhd4qved
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// http://play.golang.org/p/RG0q4ElWDx
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func (r *myRnd) NextByte() byte {
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r.seed1 = (r.seed1*3 + r.seed2) % myRndMaxVal
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r.seed2 = (r.seed1 + r.seed2 + 33) % myRndMaxVal
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return byte(uint64(r.seed1) * 31 / myRndMaxVal)
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}
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// Generate binary hash from byte string using insecure pre 4.1 method
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func pwHash(password []byte) (result [2]uint32) {
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var add uint32 = 7
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var tmp uint32
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result[0] = 1345345333
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result[1] = 0x12345671
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for _, c := range password {
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// skip spaces and tabs in password
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if c == ' ' || c == '\t' {
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continue
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}
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tmp = uint32(c)
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result[0] ^= (((result[0] & 63) + add) * tmp) + (result[0] << 8)
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result[1] += (result[1] << 8) ^ result[0]
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add += tmp
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}
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// Remove sign bit (1<<31)-1)
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result[0] &= 0x7FFFFFFF
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result[1] &= 0x7FFFFFFF
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return
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}
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// Hash password using insecure pre 4.1 method
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func scrambleOldPassword(scramble []byte, password string) []byte {
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if len(password) == 0 {
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return nil
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}
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scramble = scramble[:8]
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hashPw := pwHash([]byte(password))
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hashSc := pwHash(scramble)
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r := newMyRnd(hashPw[0]^hashSc[0], hashPw[1]^hashSc[1])
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var out [8]byte
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for i := range out {
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out[i] = r.NextByte() + 64
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}
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mask := r.NextByte()
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for i := range out {
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out[i] ^= mask
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}
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return out[:]
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}
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// Hash password using 4.1+ method (SHA1)
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func scramblePassword(scramble []byte, password string) []byte {
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if len(password) == 0 {
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return nil
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}
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// stage1Hash = SHA1(password)
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crypt := sha1.New()
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crypt.Write([]byte(password))
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stage1 := crypt.Sum(nil)
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// scrambleHash = SHA1(scramble + SHA1(stage1Hash))
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// inner Hash
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crypt.Reset()
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crypt.Write(stage1)
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hash := crypt.Sum(nil)
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// outer Hash
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crypt.Reset()
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crypt.Write(scramble)
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crypt.Write(hash)
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scramble = crypt.Sum(nil)
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// token = scrambleHash XOR stage1Hash
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for i := range scramble {
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scramble[i] ^= stage1[i]
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}
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return scramble
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}
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// Hash password using MySQL 8+ method (SHA256)
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func scrambleSHA256Password(scramble []byte, password string) []byte {
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if len(password) == 0 {
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return nil
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}
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// XOR(SHA256(password), SHA256(SHA256(SHA256(password)), scramble))
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crypt := sha256.New()
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crypt.Write([]byte(password))
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message1 := crypt.Sum(nil)
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crypt.Reset()
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crypt.Write(message1)
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message1Hash := crypt.Sum(nil)
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crypt.Reset()
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crypt.Write(message1Hash)
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crypt.Write(scramble)
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message2 := crypt.Sum(nil)
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for i := range message1 {
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message1[i] ^= message2[i]
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}
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return message1
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}
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func encryptPassword(password string, seed []byte, pub *rsa.PublicKey) ([]byte, error) {
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plain := make([]byte, len(password)+1)
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copy(plain, password)
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for i := range plain {
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j := i % len(seed)
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plain[i] ^= seed[j]
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}
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sha1 := sha1.New()
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return rsa.EncryptOAEP(sha1, rand.Reader, pub, plain, nil)
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}
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func (mc *mysqlConn) sendEncryptedPassword(seed []byte, pub *rsa.PublicKey) error {
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enc, err := encryptPassword(mc.cfg.Passwd, seed, pub)
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if err != nil {
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return err
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}
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return mc.writeAuthSwitchPacket(enc, false)
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}
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func (mc *mysqlConn) auth(authData []byte, plugin string) ([]byte, bool, error) {
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switch plugin {
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case "caching_sha2_password":
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authResp := scrambleSHA256Password(authData, mc.cfg.Passwd)
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return authResp, (authResp == nil), nil
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case "mysql_old_password":
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if !mc.cfg.AllowOldPasswords {
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return nil, false, ErrOldPassword
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}
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// Note: there are edge cases where this should work but doesn't;
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// this is currently "wontfix":
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// https://github.com/go-sql-driver/mysql/issues/184
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authResp := scrambleOldPassword(authData[:8], mc.cfg.Passwd)
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return authResp, true, nil
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case "mysql_clear_password":
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if !mc.cfg.AllowCleartextPasswords {
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return nil, false, ErrCleartextPassword
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}
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// http://dev.mysql.com/doc/refman/5.7/en/cleartext-authentication-plugin.html
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// http://dev.mysql.com/doc/refman/5.7/en/pam-authentication-plugin.html
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return []byte(mc.cfg.Passwd), true, nil
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case "mysql_native_password":
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if !mc.cfg.AllowNativePasswords {
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return nil, false, ErrNativePassword
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}
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// https://dev.mysql.com/doc/internals/en/secure-password-authentication.html
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// Native password authentication only need and will need 20-byte challenge.
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authResp := scramblePassword(authData[:20], mc.cfg.Passwd)
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return authResp, false, nil
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case "sha256_password":
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if len(mc.cfg.Passwd) == 0 {
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return nil, true, nil
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}
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if mc.cfg.tls != nil || mc.cfg.Net == "unix" {
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// write cleartext auth packet
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return []byte(mc.cfg.Passwd), true, nil
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}
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pubKey := mc.cfg.pubKey
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if pubKey == nil {
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// request public key from server
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return []byte{1}, false, nil
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}
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// encrypted password
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enc, err := encryptPassword(mc.cfg.Passwd, authData, pubKey)
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return enc, false, err
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default:
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errLog.Print("unknown auth plugin:", plugin)
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return nil, false, ErrUnknownPlugin
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}
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}
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func (mc *mysqlConn) handleAuthResult(oldAuthData []byte, plugin string) error {
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// Read Result Packet
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authData, newPlugin, err := mc.readAuthResult()
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if err != nil {
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return err
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}
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// handle auth plugin switch, if requested
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if newPlugin != "" {
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// If CLIENT_PLUGIN_AUTH capability is not supported, no new cipher is
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// sent and we have to keep using the cipher sent in the init packet.
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if authData == nil {
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authData = oldAuthData
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} else {
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// copy data from read buffer to owned slice
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copy(oldAuthData, authData)
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}
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plugin = newPlugin
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authResp, addNUL, err := mc.auth(authData, plugin)
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if err != nil {
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return err
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}
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if err = mc.writeAuthSwitchPacket(authResp, addNUL); err != nil {
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return err
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}
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// Read Result Packet
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authData, newPlugin, err = mc.readAuthResult()
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if err != nil {
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return err
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}
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// Do not allow to change the auth plugin more than once
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if newPlugin != "" {
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return ErrMalformPkt
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}
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}
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switch plugin {
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// https://insidemysql.com/preparing-your-community-connector-for-mysql-8-part-2-sha256/
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case "caching_sha2_password":
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switch len(authData) {
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case 0:
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return nil // auth successful
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case 1:
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switch authData[0] {
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case cachingSha2PasswordFastAuthSuccess:
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if err = mc.readResultOK(); err == nil {
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return nil // auth successful
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}
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case cachingSha2PasswordPerformFullAuthentication:
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if mc.cfg.tls != nil || mc.cfg.Net == "unix" {
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// write cleartext auth packet
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err = mc.writeAuthSwitchPacket([]byte(mc.cfg.Passwd), true)
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if err != nil {
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return err
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}
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} else {
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pubKey := mc.cfg.pubKey
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if pubKey == nil {
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// request public key from server
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data := mc.buf.takeSmallBuffer(4 + 1)
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data[4] = cachingSha2PasswordRequestPublicKey
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mc.writePacket(data)
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// parse public key
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data, err := mc.readPacket()
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if err != nil {
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return err
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}
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block, _ := pem.Decode(data[1:])
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pkix, err := x509.ParsePKIXPublicKey(block.Bytes)
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if err != nil {
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return err
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}
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pubKey = pkix.(*rsa.PublicKey)
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}
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// send encrypted password
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err = mc.sendEncryptedPassword(oldAuthData, pubKey)
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if err != nil {
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return err
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}
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}
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return mc.readResultOK()
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default:
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return ErrMalformPkt
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}
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default:
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return ErrMalformPkt
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}
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case "sha256_password":
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switch len(authData) {
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case 0:
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return nil // auth successful
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default:
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block, _ := pem.Decode(authData)
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pub, err := x509.ParsePKIXPublicKey(block.Bytes)
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if err != nil {
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return err
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}
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// send encrypted password
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err = mc.sendEncryptedPassword(oldAuthData, pub.(*rsa.PublicKey))
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if err != nil {
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return err
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}
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return mc.readResultOK()
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}
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default:
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return nil // auth successful
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}
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return err
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}
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@ -0,0 +1,208 @@
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// Go MySQL Driver - A MySQL-Driver for Go's database/sql package
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//
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// Copyright 2012 The Go-MySQL-Driver Authors. All rights reserved.
|
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//
|
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// This Source Code Form is subject to the terms of the Mozilla Public
|
||||
// License, v. 2.0. If a copy of the MPL was not distributed with this file,
|
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// You can obtain one at http://mozilla.org/MPL/2.0/.
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// +build go1.8
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package mysql
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import (
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"context"
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"database/sql"
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"database/sql/driver"
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)
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// Ping implements driver.Pinger interface
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func (mc *mysqlConn) Ping(ctx context.Context) (err error) {
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if mc.closed.IsSet() {
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errLog.Print(ErrInvalidConn)
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return driver.ErrBadConn
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}
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if err = mc.watchCancel(ctx); err != nil {
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return
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}
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defer mc.finish()
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if err = mc.writeCommandPacket(comPing); err != nil {
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return
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}
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return mc.readResultOK()
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}
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// BeginTx implements driver.ConnBeginTx interface
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func (mc *mysqlConn) BeginTx(ctx context.Context, opts driver.TxOptions) (driver.Tx, error) {
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if err := mc.watchCancel(ctx); err != nil {
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return nil, err
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}
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defer mc.finish()
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if sql.IsolationLevel(opts.Isolation) != sql.LevelDefault {
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level, err := mapIsolationLevel(opts.Isolation)
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if err != nil {
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return nil, err
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}
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err = mc.exec("SET TRANSACTION ISOLATION LEVEL " + level)
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if err != nil {
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return nil, err
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}
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}
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return mc.begin(opts.ReadOnly)
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}
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func (mc *mysqlConn) QueryContext(ctx context.Context, query string, args []driver.NamedValue) (driver.Rows, error) {
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dargs, err := namedValueToValue(args)
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if err != nil {
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return nil, err
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}
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if err := mc.watchCancel(ctx); err != nil {
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return nil, err
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}
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rows, err := mc.query(query, dargs)
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if err != nil {
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mc.finish()
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return nil, err
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}
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rows.finish = mc.finish
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return rows, err
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}
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func (mc *mysqlConn) ExecContext(ctx context.Context, query string, args []driver.NamedValue) (driver.Result, error) {
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dargs, err := namedValueToValue(args)
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||||
if err != nil {
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||||
return nil, err
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||||
}
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||||
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||||
if err := mc.watchCancel(ctx); err != nil {
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||||
return nil, err
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||||
}
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defer mc.finish()
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||||
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return mc.Exec(query, dargs)
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}
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||||
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func (mc *mysqlConn) PrepareContext(ctx context.Context, query string) (driver.Stmt, error) {
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if err := mc.watchCancel(ctx); err != nil {
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return nil, err
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}
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||||
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stmt, err := mc.Prepare(query)
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mc.finish()
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
|
||||
select {
|
||||
default:
|
||||
case <-ctx.Done():
|
||||
stmt.Close()
|
||||
return nil, ctx.Err()
|
||||
}
|
||||
return stmt, nil
|
||||
}
|
||||
|
||||
func (stmt *mysqlStmt) QueryContext(ctx context.Context, args []driver.NamedValue) (driver.Rows, error) {
|
||||
dargs, err := namedValueToValue(args)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
|
||||
if err := stmt.mc.watchCancel(ctx); err != nil {
|
||||
return nil, err
|
||||
}
|
||||
|
||||
rows, err := stmt.query(dargs)
|
||||
if err != nil {
|
||||
stmt.mc.finish()
|
||||
return nil, err
|
||||
}
|
||||
rows.finish = stmt.mc.finish
|
||||
return rows, err
|
||||
}
|
||||
|
||||
func (stmt *mysqlStmt) ExecContext(ctx context.Context, args []driver.NamedValue) (driver.Result, error) {
|
||||
dargs, err := namedValueToValue(args)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
|
||||
if err := stmt.mc.watchCancel(ctx); err != nil {
|
||||
return nil, err
|
||||
}
|
||||
defer stmt.mc.finish()
|
||||
|
||||
return stmt.Exec(dargs)
|
||||
}
|
||||
|
||||
func (mc *mysqlConn) watchCancel(ctx context.Context) error {
|
||||
if mc.watching {
|
||||
// Reach here if canceled,
|
||||
// so the connection is already invalid
|
||||
mc.cleanup()
|
||||
return nil
|
||||
}
|
||||
if ctx.Done() == nil {
|
||||
return nil
|
||||
}
|
||||
|
||||
mc.watching = true
|
||||
select {
|
||||
default:
|
||||
case <-ctx.Done():
|
||||
return ctx.Err()
|
||||
}
|
||||
if mc.watcher == nil {
|
||||
return nil
|
||||
}
|
||||
|
||||
mc.watcher <- ctx
|
||||
|
||||
return nil
|
||||
}
|
||||
|
||||
func (mc *mysqlConn) startWatcher() {
|
||||
watcher := make(chan mysqlContext, 1)
|
||||
mc.watcher = watcher
|
||||
finished := make(chan struct{})
|
||||
mc.finished = finished
|
||||
go func() {
|
||||
for {
|
||||
var ctx mysqlContext
|
||||
select {
|
||||
case ctx = <-watcher:
|
||||
case <-mc.closech:
|
||||
return
|
||||
}
|
||||
|
||||
select {
|
||||
case <-ctx.Done():
|
||||
mc.cancel(ctx.Err())
|
||||
case <-finished:
|
||||
case <-mc.closech:
|
||||
return
|
||||
}
|
||||
}
|
||||
}()
|
||||
}
|
||||
|
||||
func (mc *mysqlConn) CheckNamedValue(nv *driver.NamedValue) (err error) {
|
||||
nv.Value, err = converter{}.ConvertValue(nv.Value)
|
||||
return
|
||||
}
|
||||
|
||||
// ResetSession implements driver.SessionResetter.
|
||||
// (From Go 1.10)
|
||||
func (mc *mysqlConn) ResetSession(ctx context.Context) error {
|
||||
if mc.closed.IsSet() {
|
||||
return driver.ErrBadConn
|
||||
}
|
||||
return nil
|
||||
}
|
||||
@ -0,0 +1,194 @@
|
||||
// Go MySQL Driver - A MySQL-Driver for Go's database/sql package
|
||||
//
|
||||
// Copyright 2017 The Go-MySQL-Driver Authors. All rights reserved.
|
||||
//
|
||||
// This Source Code Form is subject to the terms of the Mozilla Public
|
||||
// License, v. 2.0. If a copy of the MPL was not distributed with this file,
|
||||
// You can obtain one at http://mozilla.org/MPL/2.0/.
|
||||
|
||||
package mysql
|
||||
|
||||
import (
|
||||
"database/sql"
|
||||
"reflect"
|
||||
)
|
||||
|
||||
func (mf *mysqlField) typeDatabaseName() string {
|
||||
switch mf.fieldType {
|
||||
case fieldTypeBit:
|
||||
return "BIT"
|
||||
case fieldTypeBLOB:
|
||||
if mf.charSet != collations[binaryCollation] {
|
||||
return "TEXT"
|
||||
}
|
||||
return "BLOB"
|
||||
case fieldTypeDate:
|
||||
return "DATE"
|
||||
case fieldTypeDateTime:
|
||||
return "DATETIME"
|
||||
case fieldTypeDecimal:
|
||||
return "DECIMAL"
|
||||
case fieldTypeDouble:
|
||||
return "DOUBLE"
|
||||
case fieldTypeEnum:
|
||||
return "ENUM"
|
||||
case fieldTypeFloat:
|
||||
return "FLOAT"
|
||||
case fieldTypeGeometry:
|
||||
return "GEOMETRY"
|
||||
case fieldTypeInt24:
|
||||
return "MEDIUMINT"
|
||||
case fieldTypeJSON:
|
||||
return "JSON"
|
||||
case fieldTypeLong:
|
||||
return "INT"
|
||||
case fieldTypeLongBLOB:
|
||||
if mf.charSet != collations[binaryCollation] {
|
||||
return "LONGTEXT"
|
||||
}
|
||||
return "LONGBLOB"
|
||||
case fieldTypeLongLong:
|
||||
return "BIGINT"
|
||||
case fieldTypeMediumBLOB:
|
||||
if mf.charSet != collations[binaryCollation] {
|
||||
return "MEDIUMTEXT"
|
||||
}
|
||||
return "MEDIUMBLOB"
|
||||
case fieldTypeNewDate:
|
||||
return "DATE"
|
||||
case fieldTypeNewDecimal:
|
||||
return "DECIMAL"
|
||||
case fieldTypeNULL:
|
||||
return "NULL"
|
||||
case fieldTypeSet:
|
||||
return "SET"
|
||||
case fieldTypeShort:
|
||||
return "SMALLINT"
|
||||
case fieldTypeString:
|
||||
if mf.charSet == collations[binaryCollation] {
|
||||
return "BINARY"
|
||||
}
|
||||
return "CHAR"
|
||||
case fieldTypeTime:
|
||||
return "TIME"
|
||||
case fieldTypeTimestamp:
|
||||
return "TIMESTAMP"
|
||||
case fieldTypeTiny:
|
||||
return "TINYINT"
|
||||
case fieldTypeTinyBLOB:
|
||||
if mf.charSet != collations[binaryCollation] {
|
||||
return "TINYTEXT"
|
||||
}
|
||||
return "TINYBLOB"
|
||||
case fieldTypeVarChar:
|
||||
if mf.charSet == collations[binaryCollation] {
|
||||
return "VARBINARY"
|
||||
}
|
||||
return "VARCHAR"
|
||||
case fieldTypeVarString:
|
||||
if mf.charSet == collations[binaryCollation] {
|
||||
return "VARBINARY"
|
||||
}
|
||||
return "VARCHAR"
|
||||
case fieldTypeYear:
|
||||
return "YEAR"
|
||||
default:
|
||||
return ""
|
||||
}
|
||||
}
|
||||
|
||||
var (
|
||||
scanTypeFloat32 = reflect.TypeOf(float32(0))
|
||||
scanTypeFloat64 = reflect.TypeOf(float64(0))
|
||||
scanTypeInt8 = reflect.TypeOf(int8(0))
|
||||
scanTypeInt16 = reflect.TypeOf(int16(0))
|
||||
scanTypeInt32 = reflect.TypeOf(int32(0))
|
||||
scanTypeInt64 = reflect.TypeOf(int64(0))
|
||||
scanTypeNullFloat = reflect.TypeOf(sql.NullFloat64{})
|
||||
scanTypeNullInt = reflect.TypeOf(sql.NullInt64{})
|
||||
scanTypeNullTime = reflect.TypeOf(NullTime{})
|
||||
scanTypeUint8 = reflect.TypeOf(uint8(0))
|
||||
scanTypeUint16 = reflect.TypeOf(uint16(0))
|
||||
scanTypeUint32 = reflect.TypeOf(uint32(0))
|
||||
scanTypeUint64 = reflect.TypeOf(uint64(0))
|
||||
scanTypeRawBytes = reflect.TypeOf(sql.RawBytes{})
|
||||
scanTypeUnknown = reflect.TypeOf(new(interface{}))
|
||||
)
|
||||
|
||||
type mysqlField struct {
|
||||
tableName string
|
||||
name string
|
||||
length uint32
|
||||
flags fieldFlag
|
||||
fieldType fieldType
|
||||
decimals byte
|
||||
charSet uint8
|
||||
}
|
||||
|
||||
func (mf *mysqlField) scanType() reflect.Type {
|
||||
switch mf.fieldType {
|
||||
case fieldTypeTiny:
|
||||
if mf.flags&flagNotNULL != 0 {
|
||||
if mf.flags&flagUnsigned != 0 {
|
||||
return scanTypeUint8
|
||||
}
|
||||
return scanTypeInt8
|
||||
}
|
||||
return scanTypeNullInt
|
||||
|
||||
case fieldTypeShort, fieldTypeYear:
|
||||
if mf.flags&flagNotNULL != 0 {
|
||||
if mf.flags&flagUnsigned != 0 {
|
||||
return scanTypeUint16
|
||||
}
|
||||
return scanTypeInt16
|
||||
}
|
||||
return scanTypeNullInt
|
||||
|
||||
case fieldTypeInt24, fieldTypeLong:
|
||||
if mf.flags&flagNotNULL != 0 {
|
||||
if mf.flags&flagUnsigned != 0 {
|
||||
return scanTypeUint32
|
||||
}
|
||||
return scanTypeInt32
|
||||
}
|
||||
return scanTypeNullInt
|
||||
|
||||
case fieldTypeLongLong:
|
||||
if mf.flags&flagNotNULL != 0 {
|
||||
if mf.flags&flagUnsigned != 0 {
|
||||
return scanTypeUint64
|
||||
}
|
||||
return scanTypeInt64
|
||||
}
|
||||
return scanTypeNullInt
|
||||
|
||||
case fieldTypeFloat:
|
||||
if mf.flags&flagNotNULL != 0 {
|
||||
return scanTypeFloat32
|
||||
}
|
||||
return scanTypeNullFloat
|
||||
|
||||
case fieldTypeDouble:
|
||||
if mf.flags&flagNotNULL != 0 {
|
||||
return scanTypeFloat64
|
||||
}
|
||||
return scanTypeNullFloat
|
||||
|
||||
case fieldTypeDecimal, fieldTypeNewDecimal, fieldTypeVarChar,
|
||||
fieldTypeBit, fieldTypeEnum, fieldTypeSet, fieldTypeTinyBLOB,
|
||||
fieldTypeMediumBLOB, fieldTypeLongBLOB, fieldTypeBLOB,
|
||||
fieldTypeVarString, fieldTypeString, fieldTypeGeometry, fieldTypeJSON,
|
||||
fieldTypeTime:
|
||||
return scanTypeRawBytes
|
||||
|
||||
case fieldTypeDate, fieldTypeNewDate,
|
||||
fieldTypeTimestamp, fieldTypeDateTime:
|
||||
// NullTime is always returned for more consistent behavior as it can
|
||||
// handle both cases of parseTime regardless if the field is nullable.
|
||||
return scanTypeNullTime
|
||||
|
||||
default:
|
||||
return scanTypeUnknown
|
||||
}
|
||||
}
|
||||
@ -0,0 +1,40 @@
|
||||
// Go MySQL Driver - A MySQL-Driver for Go's database/sql package
|
||||
//
|
||||
// Copyright 2017 The Go-MySQL-Driver Authors. All rights reserved.
|
||||
//
|
||||
// This Source Code Form is subject to the terms of the Mozilla Public
|
||||
// License, v. 2.0. If a copy of the MPL was not distributed with this file,
|
||||
// You can obtain one at http://mozilla.org/MPL/2.0/.
|
||||
|
||||
// +build go1.7
|
||||
// +build !go1.8
|
||||
|
||||
package mysql
|
||||
|
||||
import "crypto/tls"
|
||||
|
||||
func cloneTLSConfig(c *tls.Config) *tls.Config {
|
||||
return &tls.Config{
|
||||
Rand: c.Rand,
|
||||
Time: c.Time,
|
||||
Certificates: c.Certificates,
|
||||
NameToCertificate: c.NameToCertificate,
|
||||
GetCertificate: c.GetCertificate,
|
||||
RootCAs: c.RootCAs,
|
||||
NextProtos: c.NextProtos,
|
||||
ServerName: c.ServerName,
|
||||
ClientAuth: c.ClientAuth,
|
||||
ClientCAs: c.ClientCAs,
|
||||
InsecureSkipVerify: c.InsecureSkipVerify,
|
||||
CipherSuites: c.CipherSuites,
|
||||
PreferServerCipherSuites: c.PreferServerCipherSuites,
|
||||
SessionTicketsDisabled: c.SessionTicketsDisabled,
|
||||
SessionTicketKey: c.SessionTicketKey,
|
||||
ClientSessionCache: c.ClientSessionCache,
|
||||
MinVersion: c.MinVersion,
|
||||
MaxVersion: c.MaxVersion,
|
||||
CurvePreferences: c.CurvePreferences,
|
||||
DynamicRecordSizingDisabled: c.DynamicRecordSizingDisabled,
|
||||
Renegotiation: c.Renegotiation,
|
||||
}
|
||||
}
|
||||
@ -0,0 +1,50 @@
|
||||
// Go MySQL Driver - A MySQL-Driver for Go's database/sql package
|
||||
//
|
||||
// Copyright 2017 The Go-MySQL-Driver Authors. All rights reserved.
|
||||
//
|
||||
// This Source Code Form is subject to the terms of the Mozilla Public
|
||||
// License, v. 2.0. If a copy of the MPL was not distributed with this file,
|
||||
// You can obtain one at http://mozilla.org/MPL/2.0/.
|
||||
|
||||
// +build go1.8
|
||||
|
||||
package mysql
|
||||
|
||||
import (
|
||||
"crypto/tls"
|
||||
"database/sql"
|
||||
"database/sql/driver"
|
||||
"errors"
|
||||
"fmt"
|
||||
)
|
||||
|
||||
func cloneTLSConfig(c *tls.Config) *tls.Config {
|
||||
return c.Clone()
|
||||
}
|
||||
|
||||
func namedValueToValue(named []driver.NamedValue) ([]driver.Value, error) {
|
||||
dargs := make([]driver.Value, len(named))
|
||||
for n, param := range named {
|
||||
if len(param.Name) > 0 {
|
||||
// TODO: support the use of Named Parameters #561
|
||||
return nil, errors.New("mysql: driver does not support the use of Named Parameters")
|
||||
}
|
||||
dargs[n] = param.Value
|
||||
}
|
||||
return dargs, nil
|
||||
}
|
||||
|
||||
func mapIsolationLevel(level driver.IsolationLevel) (string, error) {
|
||||
switch sql.IsolationLevel(level) {
|
||||
case sql.LevelRepeatableRead:
|
||||
return "REPEATABLE READ", nil
|
||||
case sql.LevelReadCommitted:
|
||||
return "READ COMMITTED", nil
|
||||
case sql.LevelReadUncommitted:
|
||||
return "READ UNCOMMITTED", nil
|
||||
case sql.LevelSerializable:
|
||||
return "SERIALIZABLE", nil
|
||||
default:
|
||||
return "", fmt.Errorf("mysql: unsupported isolation level: %v", level)
|
||||
}
|
||||
}
|
||||
Loading…
Reference in New Issue