#!/usr/bin/python
#CMD_DF = "df | fgrep \"datastore1\" | awk -F ' ' '{print $4}'"
CMD_DF = "df | fgrep \"ram\" | awk -F ' ' '{print $4}'"
import sys
import commands
while 1:
# --- Check free space in datastore1 ---
result = commands.getoutput(CMD_DF)
if int(result) > (500*1024*1024*1024):
print "FREE SPACE"
sys.exit()
print "NO FREE SPACE"
# --- Find a oldest snapshot ---
# Get all VMIDs
str_vmid_list = ["1", "6", "7"]
vmid_list = map(int, str_vmid_list)
oldest_snapshot = (0,0,0) # vmid, snapshot_id, snapshot_time
for vmid in vmid_list:
# Get snapshot information per VM
str_ss_id = ["1", "4", "5"]
ss_id = map(int, str_ss_id)
str_ss_time = ["20111024123432", "71234567812345678", "81234567812345678"]
ss_time = map(int, str_ss_time)
snapshot_info = dict(zip(ss_id, ss_time))
print snapshot_info
# Except "Init Snapshot"
if 1 in snapshot_info:
del snapshot_info[1]
print snapshot_info
# Target snapshot is not exist
if len(snapshot_info) <= 0:
sys.exit()
# Get a oldest snapshot
old_snapshot = sorted(snapshot_info.items(), key=lambda x:x[1])
print old_snapshot[0][0]
if oldest_snapshot[0] == 0 or oldest_snapshot[2] > old_snapshot[0][1]:
print oldest_snapshot
oldest_snapshot = (vmid, old_snapshot[0][0], old_snapshot[0][1])
print "\n"
# Delete Snapshot
print oldest_snapshot
# DEBUG
sys.exit()