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package memory
import (
"github.com/spiral/errors"
"github.com/spiral/roadrunner/v2/common/kv"
"github.com/spiral/roadrunner/v2/common/pubsub"
"github.com/spiral/roadrunner/v2/plugins/config"
"github.com/spiral/roadrunner/v2/plugins/logger"
)
const PluginName string = "memory"
type Plugin struct {
// heap is user map for the key-value pairs
stop chan struct{}
log logger.Logger
cfgPlugin config.Configurer
drivers uint
}
func (p *Plugin) Init(log logger.Logger, cfg config.Configurer) error {
p.log = log
p.cfgPlugin = cfg
p.stop = make(chan struct{}, 1)
return nil
}
func (p *Plugin) Serve() chan error {
return make(chan error, 1)
}
func (p *Plugin) Stop() error {
if p.drivers > 0 {
for i := uint(0); i < p.drivers; i++ {
// send close signal to every driver
p.stop <- struct{}{}
}
}
return nil
}
func (p *Plugin) PSConstruct(key string) (pubsub.PubSub, error) {
return NewPubSubDriver(p.log, key)
}
func (p *Plugin) KVConstruct(key string) (kv.Storage, error) {
const op = errors.Op("inmemory_plugin_provide")
st, err := NewInMemoryDriver(p.log, key, p.cfgPlugin, p.stop)
if err != nil {
return nil, errors.E(op, err)
}
// save driver number to release resources after Stop
p.drivers++
return st, nil
}
func (p *Plugin) Name() string {
return PluginName
}
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