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authorNiall Sheridan <nsheridan@gmail.com>2017-04-10 21:18:42 +0100
committerNiall Sheridan <nsheridan@gmail.com>2017-04-10 21:38:33 +0100
commit30802e07b2d84fbc213b490d3402707dffe60096 (patch)
tree934aecb8f3582325dfd1aa6652193adac87d00db /vendor/github.com/go-sql-driver
parentda7638dc112c4c106e8929601b642d2ca4596cba (diff)
update dependencies
Diffstat (limited to 'vendor/github.com/go-sql-driver')
-rw-r--r--vendor/github.com/go-sql-driver/mysql/AUTHORS2
-rw-r--r--vendor/github.com/go-sql-driver/mysql/README.md18
-rw-r--r--vendor/github.com/go-sql-driver/mysql/connection.go34
-rw-r--r--vendor/github.com/go-sql-driver/mysql/packets.go60
-rw-r--r--vendor/github.com/go-sql-driver/mysql/rows.go122
-rw-r--r--vendor/github.com/go-sql-driver/mysql/statement.go56
6 files changed, 200 insertions, 92 deletions
diff --git a/vendor/github.com/go-sql-driver/mysql/AUTHORS b/vendor/github.com/go-sql-driver/mysql/AUTHORS
index 1003707..e47e542 100644
--- a/vendor/github.com/go-sql-driver/mysql/AUTHORS
+++ b/vendor/github.com/go-sql-driver/mysql/AUTHORS
@@ -25,6 +25,7 @@ Hanno Braun <mail at hannobraun.com>
Henri Yandell <flamefew at gmail.com>
Hirotaka Yamamoto <ymmt2005 at gmail.com>
INADA Naoki <songofacandy at gmail.com>
+Jacek Szwec <szwec.jacek at gmail.com>
James Harr <james.harr at gmail.com>
Jian Zhen <zhenjl at gmail.com>
Joshua Prunier <joshua.prunier at gmail.com>
@@ -41,6 +42,7 @@ Michael Woolnough <michael.woolnough at gmail.com>
Nicola Peduzzi <thenikso at gmail.com>
Olivier Mengué <dolmen at cpan.org>
Paul Bonser <misterpib at gmail.com>
+Peter Schultz <peter.schultz at classmarkets.com>
Runrioter Wung <runrioter at gmail.com>
Soroush Pour <me at soroushjp.com>
Stan Putrya <root.vagner at gmail.com>
diff --git a/vendor/github.com/go-sql-driver/mysql/README.md b/vendor/github.com/go-sql-driver/mysql/README.md
index 6452038..a060e3c 100644
--- a/vendor/github.com/go-sql-driver/mysql/README.md
+++ b/vendor/github.com/go-sql-driver/mysql/README.md
@@ -15,6 +15,7 @@ A MySQL-Driver for Go's [database/sql](https://golang.org/pkg/database/sql/) pac
* [Address](#address)
* [Parameters](#parameters)
* [Examples](#examples)
+ * [Connection pool and timeouts](#connection-pool-and-timeouts)
* [LOAD DATA LOCAL INFILE support](#load-data-local-infile-support)
* [time.Time support](#timetime-support)
* [Unicode support](#unicode-support)
@@ -260,11 +261,11 @@ Default: false
##### `readTimeout`
```
-Type: decimal number
+Type: duration
Default: 0
```
-I/O read timeout. The value must be a decimal number with an unit suffix ( *"ms"*, *"s"*, *"m"*, *"h"* ), such as *"30s"*, *"0.5m"* or *"1m30s"*.
+I/O read timeout. The value must be a decimal number with a unit suffix (*"ms"*, *"s"*, *"m"*, *"h"*), such as *"30s"*, *"0.5m"* or *"1m30s"*.
##### `strict`
@@ -283,11 +284,11 @@ By default MySQL also treats notes as warnings. Use [`sql_notes=false`](http://d
##### `timeout`
```
-Type: decimal number
+Type: duration
Default: OS default
```
-*Driver* side connection timeout. The value must be a decimal number with an unit suffix ( *"ms"*, *"s"*, *"m"*, *"h"* ), such as *"30s"*, *"0.5m"* or *"1m30s"*. To set a server side timeout, use the parameter [`wait_timeout`](http://dev.mysql.com/doc/refman/5.6/en/server-system-variables.html#sysvar_wait_timeout).
+Timeout for establishing connections, aka dial timeout. The value must be a decimal number with a unit suffix (*"ms"*, *"s"*, *"m"*, *"h"*), such as *"30s"*, *"0.5m"* or *"1m30s"*.
##### `tls`
@@ -302,11 +303,11 @@ Default: false
##### `writeTimeout`
```
-Type: decimal number
+Type: duration
Default: 0
```
-I/O write timeout. The value must be a decimal number with an unit suffix ( *"ms"*, *"s"*, *"m"*, *"h"* ), such as *"30s"*, *"0.5m"* or *"1m30s"*.
+I/O write timeout. The value must be a decimal number with a unit suffix (*"ms"*, *"s"*, *"m"*, *"h"*), such as *"30s"*, *"0.5m"* or *"1m30s"*.
##### System Variables
@@ -380,6 +381,11 @@ No Database preselected:
user:password@/
```
+
+### Connection pool and timeouts
+The connection pool is managed by Go's database/sql package. For details on how to configure the size of the pool and how long connections stay in the pool see `*DB.SetMaxOpenConns`, `*DB.SetMaxIdleConns`, and `*DB.SetConnMaxLifetime` in the [database/sql documentation](https://golang.org/pkg/database/sql/). The read, write, and dial timeouts for each individual connection are configured with the DSN parameters [`readTimeout`](#readtimeout), [`writeTimeout`](#writetimeout), and [`timeout`](#timeout), respectively.
+
+
### `LOAD DATA LOCAL INFILE` support
For this feature you need direct access to the package. Therefore you must change the import path (no `_`):
```go
diff --git a/vendor/github.com/go-sql-driver/mysql/connection.go b/vendor/github.com/go-sql-driver/mysql/connection.go
index d82c728..08e5fad 100644
--- a/vendor/github.com/go-sql-driver/mysql/connection.go
+++ b/vendor/github.com/go-sql-driver/mysql/connection.go
@@ -10,6 +10,7 @@ package mysql
import (
"database/sql/driver"
+ "io"
"net"
"strconv"
"strings"
@@ -289,22 +290,29 @@ func (mc *mysqlConn) Exec(query string, args []driver.Value) (driver.Result, err
// Internal function to execute commands
func (mc *mysqlConn) exec(query string) error {
// Send command
- err := mc.writeCommandPacketStr(comQuery, query)
- if err != nil {
+ if err := mc.writeCommandPacketStr(comQuery, query); err != nil {
return err
}
// Read Result
resLen, err := mc.readResultSetHeaderPacket()
- if err == nil && resLen > 0 {
- if err = mc.readUntilEOF(); err != nil {
+ if err != nil {
+ return err
+ }
+
+ if resLen > 0 {
+ // columns
+ if err := mc.readUntilEOF(); err != nil {
return err
}
- err = mc.readUntilEOF()
+ // rows
+ if err := mc.readUntilEOF(); err != nil {
+ return err
+ }
}
- return err
+ return mc.discardResults()
}
func (mc *mysqlConn) Query(query string, args []driver.Value) (driver.Rows, error) {
@@ -335,11 +343,17 @@ func (mc *mysqlConn) Query(query string, args []driver.Value) (driver.Rows, erro
rows.mc = mc
if resLen == 0 {
- // no columns, no more data
- return emptyRows{}, nil
+ rows.rs.done = true
+
+ switch err := rows.NextResultSet(); err {
+ case nil, io.EOF:
+ return rows, nil
+ default:
+ return nil, err
+ }
}
// Columns
- rows.columns, err = mc.readColumns(resLen)
+ rows.rs.columns, err = mc.readColumns(resLen)
return rows, err
}
}
@@ -359,7 +373,7 @@ func (mc *mysqlConn) getSystemVar(name string) ([]byte, error) {
if err == nil {
rows := new(textRows)
rows.mc = mc
- rows.columns = []mysqlField{{fieldType: fieldTypeVarChar}}
+ rows.rs.columns = []mysqlField{{fieldType: fieldTypeVarChar}}
if resLen > 0 {
// Columns
diff --git a/vendor/github.com/go-sql-driver/mysql/packets.go b/vendor/github.com/go-sql-driver/mysql/packets.go
index aafe979..41b4d3d 100644
--- a/vendor/github.com/go-sql-driver/mysql/packets.go
+++ b/vendor/github.com/go-sql-driver/mysql/packets.go
@@ -584,8 +584,8 @@ func (mc *mysqlConn) handleOkPacket(data []byte) error {
// server_status [2 bytes]
mc.status = readStatus(data[1+n+m : 1+n+m+2])
- if err := mc.discardResults(); err != nil {
- return err
+ if mc.status&statusMoreResultsExists != 0 {
+ return nil
}
// warning count [2 bytes]
@@ -698,6 +698,10 @@ func (mc *mysqlConn) readColumns(count int) ([]mysqlField, error) {
func (rows *textRows) readRow(dest []driver.Value) error {
mc := rows.mc
+ if rows.rs.done {
+ return io.EOF
+ }
+
data, err := mc.readPacket()
if err != nil {
return err
@@ -707,15 +711,11 @@ func (rows *textRows) readRow(dest []driver.Value) error {
if data[0] == iEOF && len(data) == 5 {
// server_status [2 bytes]
rows.mc.status = readStatus(data[3:])
- err = rows.mc.discardResults()
- if err == nil {
- err = io.EOF
- } else {
- // connection unusable
- rows.mc.Close()
+ rows.rs.done = true
+ if !rows.HasNextResultSet() {
+ rows.mc = nil
}
- rows.mc = nil
- return err
+ return io.EOF
}
if data[0] == iERR {
rows.mc = nil
@@ -736,7 +736,7 @@ func (rows *textRows) readRow(dest []driver.Value) error {
if !mc.parseTime {
continue
} else {
- switch rows.columns[i].fieldType {
+ switch rows.rs.columns[i].fieldType {
case fieldTypeTimestamp, fieldTypeDateTime,
fieldTypeDate, fieldTypeNewDate:
dest[i], err = parseDateTime(
@@ -1097,8 +1097,6 @@ func (mc *mysqlConn) discardResults() error {
if err := mc.readUntilEOF(); err != nil {
return err
}
- } else {
- mc.status &^= statusMoreResultsExists
}
}
return nil
@@ -1116,15 +1114,11 @@ func (rows *binaryRows) readRow(dest []driver.Value) error {
// EOF Packet
if data[0] == iEOF && len(data) == 5 {
rows.mc.status = readStatus(data[3:])
- err = rows.mc.discardResults()
- if err == nil {
- err = io.EOF
- } else {
- // connection unusable
- rows.mc.Close()
+ rows.rs.done = true
+ if !rows.HasNextResultSet() {
+ rows.mc = nil
}
- rows.mc = nil
- return err
+ return io.EOF
}
rows.mc = nil
@@ -1145,14 +1139,14 @@ func (rows *binaryRows) readRow(dest []driver.Value) error {
}
// Convert to byte-coded string
- switch rows.columns[i].fieldType {
+ switch rows.rs.columns[i].fieldType {
case fieldTypeNULL:
dest[i] = nil
continue
// Numeric Types
case fieldTypeTiny:
- if rows.columns[i].flags&flagUnsigned != 0 {
+ if rows.rs.columns[i].flags&flagUnsigned != 0 {
dest[i] = int64(data[pos])
} else {
dest[i] = int64(int8(data[pos]))
@@ -1161,7 +1155,7 @@ func (rows *binaryRows) readRow(dest []driver.Value) error {
continue
case fieldTypeShort, fieldTypeYear:
- if rows.columns[i].flags&flagUnsigned != 0 {
+ if rows.rs.columns[i].flags&flagUnsigned != 0 {
dest[i] = int64(binary.LittleEndian.Uint16(data[pos : pos+2]))
} else {
dest[i] = int64(int16(binary.LittleEndian.Uint16(data[pos : pos+2])))
@@ -1170,7 +1164,7 @@ func (rows *binaryRows) readRow(dest []driver.Value) error {
continue
case fieldTypeInt24, fieldTypeLong:
- if rows.columns[i].flags&flagUnsigned != 0 {
+ if rows.rs.columns[i].flags&flagUnsigned != 0 {
dest[i] = int64(binary.LittleEndian.Uint32(data[pos : pos+4]))
} else {
dest[i] = int64(int32(binary.LittleEndian.Uint32(data[pos : pos+4])))
@@ -1179,7 +1173,7 @@ func (rows *binaryRows) readRow(dest []driver.Value) error {
continue
case fieldTypeLongLong:
- if rows.columns[i].flags&flagUnsigned != 0 {
+ if rows.rs.columns[i].flags&flagUnsigned != 0 {
val := binary.LittleEndian.Uint64(data[pos : pos+8])
if val > math.MaxInt64 {
dest[i] = uint64ToString(val)
@@ -1233,10 +1227,10 @@ func (rows *binaryRows) readRow(dest []driver.Value) error {
case isNull:
dest[i] = nil
continue
- case rows.columns[i].fieldType == fieldTypeTime:
+ case rows.rs.columns[i].fieldType == fieldTypeTime:
// database/sql does not support an equivalent to TIME, return a string
var dstlen uint8
- switch decimals := rows.columns[i].decimals; decimals {
+ switch decimals := rows.rs.columns[i].decimals; decimals {
case 0x00, 0x1f:
dstlen = 8
case 1, 2, 3, 4, 5, 6:
@@ -1244,7 +1238,7 @@ func (rows *binaryRows) readRow(dest []driver.Value) error {
default:
return fmt.Errorf(
"protocol error, illegal decimals value %d",
- rows.columns[i].decimals,
+ rows.rs.columns[i].decimals,
)
}
dest[i], err = formatBinaryDateTime(data[pos:pos+int(num)], dstlen, true)
@@ -1252,10 +1246,10 @@ func (rows *binaryRows) readRow(dest []driver.Value) error {
dest[i], err = parseBinaryDateTime(num, data[pos:], rows.mc.cfg.Loc)
default:
var dstlen uint8
- if rows.columns[i].fieldType == fieldTypeDate {
+ if rows.rs.columns[i].fieldType == fieldTypeDate {
dstlen = 10
} else {
- switch decimals := rows.columns[i].decimals; decimals {
+ switch decimals := rows.rs.columns[i].decimals; decimals {
case 0x00, 0x1f:
dstlen = 19
case 1, 2, 3, 4, 5, 6:
@@ -1263,7 +1257,7 @@ func (rows *binaryRows) readRow(dest []driver.Value) error {
default:
return fmt.Errorf(
"protocol error, illegal decimals value %d",
- rows.columns[i].decimals,
+ rows.rs.columns[i].decimals,
)
}
}
@@ -1279,7 +1273,7 @@ func (rows *binaryRows) readRow(dest []driver.Value) error {
// Please report if this happens!
default:
- return fmt.Errorf("unknown field type %d", rows.columns[i].fieldType)
+ return fmt.Errorf("unknown field type %d", rows.rs.columns[i].fieldType)
}
}
diff --git a/vendor/github.com/go-sql-driver/mysql/rows.go b/vendor/github.com/go-sql-driver/mysql/rows.go
index c08255e..900f548 100644
--- a/vendor/github.com/go-sql-driver/mysql/rows.go
+++ b/vendor/github.com/go-sql-driver/mysql/rows.go
@@ -21,40 +21,49 @@ type mysqlField struct {
decimals byte
}
-type mysqlRows struct {
- mc *mysqlConn
+type resultSet struct {
columns []mysqlField
+ done bool
+}
+
+type mysqlRows struct {
+ mc *mysqlConn
+ rs resultSet
}
type binaryRows struct {
mysqlRows
+ // stmtCols is a pointer to the statement's cached columns for different
+ // result sets.
+ stmtCols *[][]mysqlField
+ // i is a number of the current result set. It is used to fetch proper
+ // columns from stmtCols.
+ i int
}
type textRows struct {
mysqlRows
}
-type emptyRows struct{}
-
func (rows *mysqlRows) Columns() []string {
- columns := make([]string, len(rows.columns))
+ columns := make([]string, len(rows.rs.columns))
if rows.mc != nil && rows.mc.cfg.ColumnsWithAlias {
for i := range columns {
- if tableName := rows.columns[i].tableName; len(tableName) > 0 {
- columns[i] = tableName + "." + rows.columns[i].name
+ if tableName := rows.rs.columns[i].tableName; len(tableName) > 0 {
+ columns[i] = tableName + "." + rows.rs.columns[i].name
} else {
- columns[i] = rows.columns[i].name
+ columns[i] = rows.rs.columns[i].name
}
}
} else {
for i := range columns {
- columns[i] = rows.columns[i].name
+ columns[i] = rows.rs.columns[i].name
}
}
return columns
}
-func (rows *mysqlRows) Close() error {
+func (rows *mysqlRows) Close() (err error) {
mc := rows.mc
if mc == nil {
return nil
@@ -64,7 +73,9 @@ func (rows *mysqlRows) Close() error {
}
// Remove unread packets from stream
- err := mc.readUntilEOF()
+ if !rows.rs.done {
+ err = mc.readUntilEOF()
+ }
if err == nil {
if err = mc.discardResults(); err != nil {
return err
@@ -75,6 +86,73 @@ func (rows *mysqlRows) Close() error {
return err
}
+func (rows *mysqlRows) HasNextResultSet() (b bool) {
+ if rows.mc == nil {
+ return false
+ }
+ return rows.mc.status&statusMoreResultsExists != 0
+}
+
+func (rows *mysqlRows) nextResultSet() (int, error) {
+ if rows.mc == nil {
+ return 0, io.EOF
+ }
+ if rows.mc.netConn == nil {
+ return 0, ErrInvalidConn
+ }
+
+ // Remove unread packets from stream
+ if !rows.rs.done {
+ if err := rows.mc.readUntilEOF(); err != nil {
+ return 0, err
+ }
+ rows.rs.done = true
+ }
+
+ if !rows.HasNextResultSet() {
+ rows.mc = nil
+ return 0, io.EOF
+ }
+ rows.rs = resultSet{}
+ return rows.mc.readResultSetHeaderPacket()
+}
+
+func (rows *mysqlRows) nextNotEmptyResultSet() (int, error) {
+ for {
+ resLen, err := rows.nextResultSet()
+ if err != nil {
+ return 0, err
+ }
+
+ if resLen > 0 {
+ return resLen, nil
+ }
+
+ rows.rs.done = true
+ }
+}
+
+func (rows *binaryRows) NextResultSet() (err error) {
+ resLen, err := rows.nextNotEmptyResultSet()
+ if err != nil {
+ return err
+ }
+
+ // get columns, if not cached, read them and cache them.
+ if rows.i >= len(*rows.stmtCols) {
+ rows.rs.columns, err = rows.mc.readColumns(resLen)
+ *rows.stmtCols = append(*rows.stmtCols, rows.rs.columns)
+ } else {
+ rows.rs.columns = (*rows.stmtCols)[rows.i]
+ if err := rows.mc.readUntilEOF(); err != nil {
+ return err
+ }
+ }
+
+ rows.i++
+ return nil
+}
+
func (rows *binaryRows) Next(dest []driver.Value) error {
if mc := rows.mc; mc != nil {
if mc.netConn == nil {
@@ -87,6 +165,16 @@ func (rows *binaryRows) Next(dest []driver.Value) error {
return io.EOF
}
+func (rows *textRows) NextResultSet() (err error) {
+ resLen, err := rows.nextNotEmptyResultSet()
+ if err != nil {
+ return err
+ }
+
+ rows.rs.columns, err = rows.mc.readColumns(resLen)
+ return err
+}
+
func (rows *textRows) Next(dest []driver.Value) error {
if mc := rows.mc; mc != nil {
if mc.netConn == nil {
@@ -98,15 +186,3 @@ func (rows *textRows) Next(dest []driver.Value) error {
}
return io.EOF
}
-
-func (rows emptyRows) Columns() []string {
- return nil
-}
-
-func (rows emptyRows) Close() error {
- return nil
-}
-
-func (rows emptyRows) Next(dest []driver.Value) error {
- return io.EOF
-}
diff --git a/vendor/github.com/go-sql-driver/mysql/statement.go b/vendor/github.com/go-sql-driver/mysql/statement.go
index 7f9b045..b887716 100644
--- a/vendor/github.com/go-sql-driver/mysql/statement.go
+++ b/vendor/github.com/go-sql-driver/mysql/statement.go
@@ -11,6 +11,7 @@ package mysql
import (
"database/sql/driver"
"fmt"
+ "io"
"reflect"
"strconv"
)
@@ -19,7 +20,7 @@ type mysqlStmt struct {
mc *mysqlConn
id uint32
paramCount int
- columns []mysqlField // cached from the first query
+ columns [][]mysqlField // cached from the first query
}
func (stmt *mysqlStmt) Close() error {
@@ -62,26 +63,30 @@ func (stmt *mysqlStmt) Exec(args []driver.Value) (driver.Result, error) {
// Read Result
resLen, err := mc.readResultSetHeaderPacket()
- if err == nil {
- if resLen > 0 {
- // Columns
- err = mc.readUntilEOF()
- if err != nil {
- return nil, err
- }
+ if err != nil {
+ return nil, err
+ }
- // Rows
- err = mc.readUntilEOF()
+ if resLen > 0 {
+ // Columns
+ if err = mc.readUntilEOF(); err != nil {
+ return nil, err
}
- if err == nil {
- return &mysqlResult{
- affectedRows: int64(mc.affectedRows),
- insertId: int64(mc.insertId),
- }, nil
+
+ // Rows
+ if err := mc.readUntilEOF(); err != nil {
+ return nil, err
}
}
- return nil, err
+ if err := mc.discardResults(); err != nil {
+ return nil, err
+ }
+
+ return &mysqlResult{
+ affectedRows: int64(mc.affectedRows),
+ insertId: int64(mc.insertId),
+ }, nil
}
func (stmt *mysqlStmt) Query(args []driver.Value) (driver.Rows, error) {
@@ -104,18 +109,29 @@ func (stmt *mysqlStmt) Query(args []driver.Value) (driver.Rows, error) {
}
rows := new(binaryRows)
+ rows.stmtCols = &stmt.columns
if resLen > 0 {
rows.mc = mc
+ rows.i++
// Columns
// If not cached, read them and cache them
- if stmt.columns == nil {
- rows.columns, err = mc.readColumns(resLen)
- stmt.columns = rows.columns
+ if len(stmt.columns) == 0 {
+ rows.rs.columns, err = mc.readColumns(resLen)
+ stmt.columns = append(stmt.columns, rows.rs.columns)
} else {
- rows.columns = stmt.columns
+ rows.rs.columns = stmt.columns[0]
err = mc.readUntilEOF()
}
+ } else {
+ rows.rs.done = true
+
+ switch err := rows.NextResultSet(); err {
+ case nil, io.EOF:
+ return rows, nil
+ default:
+ return nil, err
+ }
}
return rows, err