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48 lines
1.3 KiB
Go
48 lines
1.3 KiB
Go
package data
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import (
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"fmt"
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//"io"
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"time"
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"github.com/kshvakov/clickhouse/lib/binary"
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"github.com/kshvakov/clickhouse/lib/protocol"
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)
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type ServerInfo struct {
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Name string
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Revision uint64
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MinorVersion uint64
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MajorVersion uint64
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Timezone *time.Location
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}
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func (srv *ServerInfo) Read(decoder *binary.Decoder) (err error) {
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if srv.Name, err = decoder.String(); err != nil {
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return fmt.Errorf("could not read server name: %v", err)
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}
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if srv.MajorVersion, err = decoder.Uvarint(); err != nil {
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return fmt.Errorf("could not read server major version: %v", err)
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}
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if srv.MinorVersion, err = decoder.Uvarint(); err != nil {
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return fmt.Errorf("could not read server minor version: %v", err)
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}
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if srv.Revision, err = decoder.Uvarint(); err != nil {
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return fmt.Errorf("could not read server revision: %v", err)
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}
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if srv.Revision >= protocol.DBMS_MIN_REVISION_WITH_SERVER_TIMEZONE {
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timezone, err := decoder.String()
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if err != nil {
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return fmt.Errorf("could not read server timezone: %v", err)
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}
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if srv.Timezone, err = time.LoadLocation(timezone); err != nil {
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return fmt.Errorf("could not load time location: %v", err)
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}
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}
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return nil
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}
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func (srv ServerInfo) String() string {
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return fmt.Sprintf("%s %d.%d.%d (%s)", srv.Name, srv.MajorVersion, srv.MinorVersion, srv.Revision, srv.Timezone)
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}
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