github.com/sacloud/iaas-api-go@v1.12.0/fake/timer.go (about)

     1  // Copyright 2022-2023 The sacloud/iaas-api-go Authors
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //      http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package fake
    16  
    17  import (
    18  	"fmt"
    19  	"time"
    20  
    21  	"github.com/sacloud/iaas-api-go/accessor"
    22  	"github.com/sacloud/iaas-api-go/types"
    23  )
    24  
    25  var (
    26  	// DiskCopyDuration ディスクコピー処理のtickerで利用するduration
    27  	DiskCopyDuration = 10 * time.Millisecond
    28  	// PowerOnDuration 電源On処理のtickerで利用するduration
    29  	PowerOnDuration = 10 * time.Millisecond
    30  	// PowerOffDuration 電源Off処理のtickerで利用するduration
    31  	PowerOffDuration = 10 * time.Millisecond
    32  )
    33  
    34  func startDiskCopy(resourceKey, zone string, readFunc func() (interface{}, error)) {
    35  	counter := 0
    36  	ticker := time.NewTicker(DiskCopyDuration)
    37  	go func() {
    38  		defer ticker.Stop()
    39  		for {
    40  			<-ticker.C
    41  
    42  			raw, err := readFunc()
    43  			if raw == nil || err != nil {
    44  				return
    45  			}
    46  			target, ok := raw.(accessor.DiskMigratable)
    47  			if !ok {
    48  				return
    49  			}
    50  
    51  			if counter < 3 {
    52  				target.SetAvailability(types.Availabilities.Migrating)
    53  				if counter == 0 {
    54  					target.SetMigratedMB(0)
    55  				} else {
    56  					target.SetMigratedMB(target.GetSizeMB() / counter)
    57  				}
    58  			} else {
    59  				target.SetAvailability(types.Availabilities.Available)
    60  				target.SetMigratedMB(target.GetSizeMB())
    61  				ds().Put(resourceKey, zone, target.(accessor.ID).GetID(), target)
    62  				return
    63  			}
    64  			ds().Put(resourceKey, zone, target.(accessor.ID).GetID(), target)
    65  			counter++
    66  		}
    67  	}()
    68  }
    69  
    70  func startMigration(resourceKey, zone string, readFunc func() (interface{}, error)) {
    71  	counter := 0
    72  	ticker := time.NewTicker(DiskCopyDuration)
    73  	go func() {
    74  		defer ticker.Stop()
    75  		for {
    76  			<-ticker.C
    77  
    78  			raw, err := readFunc()
    79  			if raw == nil || err != nil {
    80  				return
    81  			}
    82  			target, ok := raw.(accessor.Availability)
    83  			if !ok {
    84  				return
    85  			}
    86  
    87  			if counter < 3 {
    88  				target.SetAvailability(types.Availabilities.Migrating)
    89  			} else {
    90  				target.SetAvailability(types.Availabilities.Available)
    91  				ds().Put(resourceKey, zone, target.(accessor.ID).GetID(), target)
    92  				return
    93  			}
    94  			ds().Put(resourceKey, zone, target.(accessor.ID).GetID(), target)
    95  			counter++
    96  		}
    97  	}()
    98  }
    99  
   100  func startPowerOn(resourceKey, zone string, readFunc func() (interface{}, error)) {
   101  	counter := 0
   102  	ticker := time.NewTicker(PowerOnDuration)
   103  	go func() {
   104  		defer ticker.Stop()
   105  		for {
   106  			<-ticker.C
   107  
   108  			raw, err := readFunc()
   109  			if raw == nil || err != nil {
   110  				return
   111  			}
   112  			target, ok := raw.(accessor.InstanceStatus)
   113  			if !ok {
   114  				return
   115  			}
   116  
   117  			if counter < 3 {
   118  				target.SetInstanceStatus(types.ServerInstanceStatuses.Down)
   119  			} else {
   120  				target.SetInstanceStatus(types.ServerInstanceStatuses.Up)
   121  				if status, ok := target.(accessor.Instance); ok {
   122  					status.SetInstanceHostName(fmt.Sprintf("sac-%s-svXXX", zone))
   123  					status.SetInstanceHostInfoURL("")
   124  					status.SetInstanceStatusChangedAt(time.Now())
   125  				}
   126  				if available, ok := target.(accessor.Availability); ok {
   127  					available.SetAvailability(types.Availabilities.Available)
   128  				}
   129  				ds().Put(resourceKey, zone, target.(accessor.ID).GetID(), target)
   130  				return
   131  			}
   132  			ds().Put(resourceKey, zone, target.(accessor.ID).GetID(), target)
   133  			counter++
   134  		}
   135  	}()
   136  }
   137  
   138  func startPowerOff(resourceKey, zone string, readFunc func() (interface{}, error)) {
   139  	counter := 0
   140  	ticker := time.NewTicker(PowerOffDuration)
   141  	go func() {
   142  		defer ticker.Stop()
   143  		for {
   144  			<-ticker.C
   145  
   146  			raw, err := readFunc()
   147  			if raw == nil || err != nil {
   148  				return
   149  			}
   150  			target, ok := raw.(accessor.InstanceStatus)
   151  			if !ok {
   152  				return
   153  			}
   154  
   155  			if status, ok := target.(accessor.Instance); ok {
   156  				status.SetInstanceHostName(fmt.Sprintf("sac-%s-svXXX", zone))
   157  				status.SetInstanceHostInfoURL("")
   158  				status.SetInstanceStatusChangedAt(time.Now())
   159  			}
   160  
   161  			if counter < 3 {
   162  				target.SetInstanceStatus(types.ServerInstanceStatuses.Cleaning)
   163  			} else {
   164  				target.SetInstanceStatus(types.ServerInstanceStatuses.Down)
   165  				ds().Put(resourceKey, zone, target.(accessor.ID).GetID(), target)
   166  				return
   167  			}
   168  
   169  			ds().Put(resourceKey, zone, target.(accessor.ID).GetID(), target)
   170  			counter++
   171  		}
   172  	}()
   173  }