mirror of https://github.com/minio/minio.git
97 lines
2.6 KiB
Go
97 lines
2.6 KiB
Go
/*
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* Minio Cloud Storage, (C) 2016 Minio, Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package cmd
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import (
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"fmt"
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"testing"
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"time"
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)
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// TestListLocksInfo - Test for listLocksInfo.
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func TestListLocksInfo(t *testing.T) {
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// Initialize globalNSMutex to validate listing of lock
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// instrumentation information.
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isDistXL := false
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initNSLock(isDistXL)
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objAPI := newObjectLayerFn()
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if objAPI == nil {
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t.Errorf("Failed to initialize object layer")
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}
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var nsMutex *nsLockMap
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switch objAPI.(type) {
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case *fsObjects:
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nsMutex = objAPI.(*fsObjects).nsMutex
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case *xlObjects:
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nsMutex = objAPI.(*xlObjects).nsMutex
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}
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// Acquire a few locks to populate lock instrumentation.
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// Take 10 read locks on bucket1/prefix1/obj1
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for i := 0; i < 10; i++ {
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readLk := nsMutex.NewNSLock("bucket1", "prefix1/obj1")
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if readLk.GetRLock(newDynamicTimeout(60*time.Second, time.Second)) != nil {
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t.Errorf("Failed to get read lock on iteration %d", i)
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}
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}
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// Take write locks on bucket1/prefix/obj{11..19}
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for i := 0; i < 10; i++ {
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wrLk := nsMutex.NewNSLock("bucket1", fmt.Sprintf("prefix1/obj%d", 10+i))
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if wrLk.GetLock(newDynamicTimeout(60*time.Second, time.Second)) != nil {
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t.Errorf("Failed to get write lock on iteration %d", i)
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}
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}
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testCases := []struct {
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bucket string
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prefix string
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duration time.Duration
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numLocks int
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}{
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// Test 1 - Matches all the locks acquired above.
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{
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bucket: "bucket1",
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prefix: "prefix1",
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duration: time.Duration(0 * time.Second),
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numLocks: 20,
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},
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// Test 2 - Bucket doesn't match.
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{
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bucket: "bucket",
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prefix: "prefix1",
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duration: time.Duration(0 * time.Second),
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numLocks: 0,
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},
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// Test 3 - Prefix doesn't match.
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{
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bucket: "bucket1",
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prefix: "prefix11",
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duration: time.Duration(0 * time.Second),
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numLocks: 0,
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},
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}
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for i, test := range testCases {
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actual := listLocksInfo(test.bucket, test.prefix, test.duration)
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if len(actual) != test.numLocks {
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t.Errorf("Test %d - Expected %d locks but observed %d locks",
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i+1, test.numLocks, len(actual))
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}
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}
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}
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