116 lines
4.0 KiB
Go
116 lines
4.0 KiB
Go
// Copyright 2019 PingCAP, Inc.
|
|
//
|
|
// Licensed under the Apache License, Version 2.0 (the "License");
|
|
// you may not use this file except in compliance with the License.
|
|
// You may obtain a copy of the License at
|
|
//
|
|
// http://www.apache.org/licenses/LICENSE-2.0
|
|
//
|
|
// Unless required by applicable law or agreed to in writing, software
|
|
// distributed under the License is distributed on an "AS IS" BASIS,
|
|
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
// See the License for the specific language governing permissions and
|
|
// limitations under the License.
|
|
|
|
package main
|
|
|
|
import (
|
|
"context"
|
|
"strconv"
|
|
"sync/atomic"
|
|
"testing"
|
|
|
|
"github.com/pingcap/tidb/pkg/plugin"
|
|
"github.com/pingcap/tidb/pkg/sessionctx/variable"
|
|
"github.com/stretchr/testify/require"
|
|
)
|
|
|
|
func TestLoadPlugin(t *testing.T) {
|
|
ctx := context.Background()
|
|
pluginName := "conn_ip_example"
|
|
pluginVersion := uint16(1)
|
|
pluginSign := pluginName + "-" + strconv.Itoa(int(pluginVersion))
|
|
|
|
cfg := plugin.Config{
|
|
Plugins: []string{pluginSign},
|
|
PluginDir: "",
|
|
EnvVersion: map[string]uint16{"go": 1112},
|
|
}
|
|
|
|
// setup load test hook.
|
|
loadOne := func(p *plugin.Plugin, dir string, pluginID plugin.ID) (manifest func() *plugin.Manifest, err error) {
|
|
return func() *plugin.Manifest {
|
|
m := &plugin.AuditManifest{
|
|
Manifest: plugin.Manifest{
|
|
Kind: plugin.Audit,
|
|
Name: pluginName,
|
|
Version: pluginVersion,
|
|
OnInit: OnInit,
|
|
OnShutdown: OnShutdown,
|
|
Validate: Validate,
|
|
},
|
|
OnGeneralEvent: OnGeneralEvent,
|
|
OnConnectionEvent: OnConnectionEvent,
|
|
}
|
|
return plugin.ExportManifest(m)
|
|
}, nil
|
|
}
|
|
plugin.SetTestHook(loadOne)
|
|
|
|
// trigger load.
|
|
err := plugin.Load(ctx, cfg)
|
|
require.NoErrorf(t, err, "load plugin [%s] fail, error [%s]\n", pluginSign, err)
|
|
|
|
err = plugin.Init(ctx, cfg)
|
|
require.NoErrorf(t, err, "init plugin [%s] fail, error [%s]\n", pluginSign, err)
|
|
|
|
err = plugin.ForeachPlugin(plugin.Audit, func(auditPlugin *plugin.Plugin) error {
|
|
plugin.DeclareAuditManifest(auditPlugin.Manifest).OnGeneralEvent(context.Background(), nil, plugin.Completed, "QUERY")
|
|
return nil
|
|
})
|
|
require.NoErrorf(t, err, "query event fail, error [%s]\n", err)
|
|
|
|
connectionNum := 5
|
|
for range connectionNum {
|
|
err = plugin.ForeachPlugin(plugin.Audit, func(auditPlugin *plugin.Plugin) error {
|
|
return plugin.DeclareAuditManifest(auditPlugin.Manifest).OnConnectionEvent(context.Background(), plugin.Connected, &variable.ConnectionInfo{Host: "localhost"})
|
|
})
|
|
require.NoErrorf(t, err, "OnConnectionEvent error [%s]\n", err)
|
|
}
|
|
// accumulator of connection must be connectionNum(5).
|
|
require.Equal(t, int32(connectionNum), atomic.LoadInt32(&connection))
|
|
plugin.Shutdown(context.Background())
|
|
// after shutdown, accumulator of connection must be clear.
|
|
require.Equal(t, int32(0), atomic.LoadInt32(&connection))
|
|
|
|
// Output:
|
|
//## conn_ip_example Validate called ##
|
|
//---- context: context.Background
|
|
//---- read cfg in validate [key: conn_ip_example_key, value: v1]
|
|
//## conn_ip_example OnInit called ##
|
|
//---- context: context.Background
|
|
//---- read cfg in init [key: conn_ip_example_key, value: v1]
|
|
//## conn_ip_example OnGeneralEvent called ##
|
|
//---- new connection by %!s(<nil>)
|
|
//---- event: Log
|
|
//---- cmd: QUERY
|
|
//## conn_ip_example onConnectionEvent called ##
|
|
//---- conenct event: Connected, reason: []
|
|
//---- connection host: localhost
|
|
//## conn_ip_example onConnectionEvent called ##
|
|
//---- conenct event: Connected, reason: []
|
|
//---- connection host: localhost
|
|
//## conn_ip_example onConnectionEvent called ##
|
|
//---- conenct event: Connected, reason: []
|
|
//---- connection host: localhost
|
|
//## conn_ip_example onConnectionEvent called ##
|
|
//---- conenct event: Connected, reason: []
|
|
//---- connection host: localhost
|
|
//## conn_ip_example onConnectionEvent called ##
|
|
//---- conenct event: Connected, reason: []
|
|
//---- connection host: localhost
|
|
//## conn_ip_examples OnShutdown called ##
|
|
//---- context: context.Background
|
|
//---- read cfg in shutdown [key: conn_ip_example_key, value: v1]
|
|
}
|