def attach_volume(ec2, volume_id, attach_as):
"""Attaches a volume to the current instance"""
try:
ec2.attach_volume(volume_id, instance_id(), attach_as)
except Exception as e:
logging.exception(e)
sys.exit(3)
def attach_volume(ec2, volume_id, attach_as):
"""Attaches a volume to the current instance"""
try:
ec2.attach_volume(volume_id, instance_id(), attach_as)
except Exception as e:
logging.exception(e)
sys.exit(3)
def attach(self, server=None):
if self.attachment_state == 'attached':
print 'already attached'
return None
if server:
self.server = server
self.put()
ec2 = self.get_ec2_connection()
ec2.attach_volume(self.volume_id, self.server.instance_id, self.device)
def attach(self, server=None):
if self.attachment_state == 'attached':
print 'already attached'
return None
if server:
self.server = server
self.put()
ec2 = self.get_ec2_connection()
ec2.attach_volume(self.volume_id, self.server.instance_id, self.device)
def attach_ebs_volume(instance_id, volume_id):
print('Trying to attach volume')
try:
ec2.attach_volume(volume_id, instance_id, '/dev/sdh')
print('Successfully attached volume {} to instance {}'.format(volume_id, instance_id))
# Give it some time to become availabe
sleep(20)
except:
print('Could not attach volume.')
def attach_ebs_volume(instance_id, volume_id):
print('Trying to attach volume')
try:
ec2.attach_volume(volume_id, instance_id, '/dev/sdh')
print('Successfully attached volume {} to instance {}'.format(
volume_id, instance_id))
# Give it some time to become availabe
sleep(20)
except:
print('Could not attach volume.')
def create_volume(snapshot_id, mount_point):
for snapshot in ec2.get_all_snapshots(snapshot_ids=[snapshot_id]):
volume = snapshot.create_volume(availability_zone, volume_type='gp2')
while volume.volume_state() != 'available':
time.sleep(1)
volume.update()
device_name = _get_available_device_name()
ec2.attach_volume(volume.id, instance_id, device_name)
while volume.attachment_state() != 'attached':
time.sleep(1)
volume.update()
try:
os.makedirs(mount_point)
except:
pass
status = subprocess.call(['mount', device_name, mount_point])
return volume
def attach_to_instance(ec2, volume_id, instance_id, device, max_timeout):
interval = 5
print 'Attaching volume {0} to instance {1}'.format(volume_id, instance_id)
response = ec2.attach_volume(volume_id, instance_id, device)
if response:
start_time = time.time()
while ( max_timeout >= (time.time() - start_time) ):
status = get_ebs_status(ec2, volume_id)
print ' * Status of {0} is {1}'.format(volume_id, status)
if status == 'in-use':
print '=================='
return True
else:
time.sleep(interval)
raise Exception('Timed out. Volume {0} is not in-use after {1} seconds.'.format(response.id, max_timeout))
return
def attach_volume(ec2, volume_id, attach_as):
ec2.attach_volume(volume_id, instance_id(), attach_as)
DISK_SZ = 10
instance_id = boto.utils.get_instance_metadata()['instance-id']
print("running on instance " + instance_id)
ec2 = boto.ec2.connect_to_region(REGION)
print("creating volume...")
vol = ec2.create_volume(DISK_SZ, ZONE, volume_type='gp2')
_status_err_exit(vol, 'available', 'creating volume')
print("created volume " + vol.id)
print("adding tags...")
ec2.create_tags([vol.id], {"Name": 'jbox_user_disk_template'})
print("attaching at " + DEVICE + " ...")
ec2.attach_volume(vol.id, instance_id, DEVICE)
if (not _wait_for_status(vol, 'in-use')) or (not _wait_for_device(DEVICE)):
_err_exit("attaching at " + DEVICE)
_sh_err_exit(lambda: sh.sudo.mkfs(DEVICE, t="ext4"),
'making ext4 file system')
if not os.path.exists(MOUNT):
os.makedirs(MOUNT)
_sh_err_exit(lambda: sh.sudo.mount(DEVICE, MOUNT),
'mounting device at ' + MOUNT)
_sh_err_exit(
lambda: sh.sudo.chown('-R',
str(os.getuid()) + ':' + str(os.getgid()), MOUNT
), 'changing file owmership')
_sh_err_exit(lambda: sh.sudo.umount(MOUNT),
DISK_SZ = 10
instance_id = boto.utils.get_instance_metadata()['instance-id']
print("running on instance " + instance_id)
ec2 = boto.ec2.connect_to_region(REGION)
print("creating volume...")
vol = ec2.create_volume(DISK_SZ, ZONE, volume_type='gp2')
_status_err_exit(vol, 'available', 'creating volume')
print("created volume " + vol.id)
print("adding tags...")
ec2.create_tags([vol.id], {"Name": 'jbox_user_disk_template'})
print("attaching at " + DEVICE + " ...")
ec2.attach_volume(vol.id, instance_id, DEVICE)
if (not _wait_for_status(vol, 'in-use')) or (not _wait_for_device(DEVICE)):
_err_exit("attaching at " + DEVICE)
_sh_err_exit(lambda: sh.sudo.mkfs(DEVICE, t="ext4"), 'making ext4 file system')
if not os.path.exists(MOUNT):
os.makedirs(MOUNT)
_sh_err_exit(lambda: sh.sudo.mount(DEVICE, MOUNT), 'mounting device at ' + MOUNT)
_sh_err_exit(lambda: sh.sudo.chown('-R', str(os.getuid())+':'+str(os.getgid()), MOUNT), 'changing file owmership')
_sh_err_exit(lambda: sh.sudo.umount(MOUNT), 'ummounting device from ' + MOUNT)
os.rmdir(MOUNT)
print('creating snapshot...')
snap = vol.create_snapshot('JuliaBox User Disk Snapshot')
_status_err_exit(snap, 'completed', 'creating snapshot')
def attach_volume(ec2, volume_id, attach_as):
ec2.attach_volume(volume_id, instance_id(), attach_as)
