Class: Snapshoter::Provider::EC2Provider

Inherits:
Object
  • Object
show all
Defined in:
lib/snapshoter/provider/ec2.rb

Instance Method Summary collapse

Constructor Details

#initialize(config) ⇒ EC2Provider

Returns a new instance of EC2Provider.



6
7
8
 
# File 'lib/snapshoter/provider/ec2.rb', line 6

def initialize(config)
  @config = config
end

Instance Method Details

#delete_old_snapshots(volume) ⇒ Object 



25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
 
# File 'lib/snapshoter/provider/ec2.rb', line 25

def delete_old_snapshots(volume)
  deleted_count = 0
  old_snapshots = snapshots_by_volume_id(volume.id)[volume.keep..-1]
  if old_snapshots && old_snapshots.any?
    logger.info "[Volume #{volume.id}] Deleting #{old_snapshots.length} old snapshots for #{volume.id}"
    old_snapshots.each do |snapshot|
      if snapshot[:aws_status] == 'completed'
        logger.debug "[Volume #{volume.id}][Snapshot #{snapshot[:aws_id]}] Deleting snapshot created on #{snapshot[:aws_started_at]} #{snapshot[:aws_id]}"
        if ec2.delete_snapshot(snapshot[:aws_id])
          deleted_count += 1
          logger.debug "[Volume #{volume.id}][Snapshot #{snapshot[:aws_id]}] Snapshot deleted"
        else
          logger.error "[Volume #{volume.id}][Snapshot #{snapshot.id}] Snapshot delete failed!"
        end
      else
        logger.info "[Volume #{volume.id}][Snapshot #{snapshot.id}] Could not be deleted because status is '#{snapshot[:aws_status]}'"
      end
    end
  else
    logger.debug "[Volume #{volume.id}] No old snapshots to delete"
  end
  deleted_count
end

#last_snapshot_at(volume) ⇒ Object

Returns the most recent time a snapshot was started for a given volume or nil if there are none



11
12
13
14
 
# File 'lib/snapshoter/provider/ec2.rb', line 11

def last_snapshot_at(volume)
  snapshots = snapshots_by_volume_id(volume.id)
  snapshots.any? ? snapshots.first[:aws_started_at] : nil
end

#refresh ⇒ Object 



49
50
51
 
# File 'lib/snapshoter/provider/ec2.rb', line 49

def refresh
  snapshots(true) if @snapshots
end

#snapshot_volume(volume) ⇒ Object 



16
17
18
19
20
21
22
23
 
# File 'lib/snapshoter/provider/ec2.rb', line 16

def snapshot_volume(volume)
  logger.info "[Volume #{volume.id}] Snapshot started"
  if ec2.create_snapshot(volume.id)
    logger.info "[Volume #{volume.id}] Snapshot complete"
  else
    logger.error "[Volume #{volume.id}] Snapshot failed!"
  end
end