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37 lines
936 B
Go
37 lines
936 B
Go
// Copyright 2017 gf Author(https://github.com/gogf/gf). All Rights Reserved.
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//
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// This Source Code Form is subject to the terms of the MIT License.
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// If a copy of the MIT was not distributed with this file,
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// You can obtain one at https://github.com/gogf/gf.
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package gredis
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import "github.com/gogf/gf/container/gmap"
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var (
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// Instance map
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instances = gmap.NewStrAnyMap(true)
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)
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// Instance returns an instance of redis client with specified group.
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// The <name> param is unnecessary, if <name> is not passed,
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// it returns a redis instance with default configuration group.
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func Instance(name ...string) *Redis {
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group := DEFAULT_GROUP_NAME
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if len(name) > 0 && name[0] != "" {
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group = name[0]
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}
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v := instances.GetOrSetFuncLock(group, func() interface{} {
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if config, ok := GetConfig(group); ok {
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r := New(config)
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r.group = group
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return r
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}
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return nil
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})
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if v != nil {
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return v.(*Redis)
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}
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return nil
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}
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