def run_instances(options):
global CONFIG_PATH
global IDENTITY_FILE
global TABLE_PATH
global INFO_PATH
# default values
isDetailed = False
userName = "******"
if len(options) < 2:
elog("Invalid Options", "Insufficient values")
imageId = options.pop(len(options) - 1)
alias = options.pop(len(options) - 1)
while len(options) > 0:
op = options.pop(0)
if op == "-d" or op == "-detail":
isDetailed = True
elif op == "-u" or op == "-user":
if len(options) == 0:
elog("Invalid Options", "insufficient values")
op = options.pop(0)
userName = op
else:
elog("Invalid Option", "Unkown option: " + op)
# load ~/.ssh/config into memory, context is the object containing the parsed ~/.ssh/config file
context = ConfigParser.loads(CONFIG_PATH)
# check if the alias is occupied
dupHost = context.isAliasDup(alias)
if dupHost:
elog("duplicated alias name found: {0}".format(dupHost))
# default values
sgroup = "sg-a64e57c1"
count = "1" # does not support multiple instances yet
ins_type = "t2.micro"
key_name = "yangKey"
if isDetailed:
temp = raw_input("> Enter security-group-ids (" + sgroup + "):\n> ")
if temp:
sgroup = temp
# temp = raw_input("> Enter number of instances (" + count + "):\n> ")
# if temp:
# count = temp
temp = raw_input("> Enter instance type (" + ins_type + "):\n> ")
if temp:
ins_type = temp
temp = raw_input("> Enter key name (" + key_name + "):\n> ")
if temp:
key_name = temp
log("command :\naws ec2 run-instances --image-id {0} --security-group-ids {1} --count {2} --instance-type {3} --key-name {4} --query 'Instances[0].InstanceId' --output json"
.format(imageId, sgroup, count, ins_type, key_name))
instance_id, err = execute(
"aws ec2 run-instances --image-id {0} --security-group-ids {1} --count {2} --instance-type {3} --key-name {4} --query 'Instances[0].InstanceId' --output json"
.format(imageId, sgroup, count, ins_type, key_name))
if err:
elog(err, "Failed to run new instances")
log("aws ec2 describe-instances --instance-id {0} --output json".format(
instance_id))
out, err = execute(
"aws ec2 describe-instances --instance-id {0} --output json".format(
instance_id))
if err:
elog(err, "Failed to retrive instances' description")
raw_instance = json.loads(out)["Reservations"][0]["Instances"][0]
baked_instance = {}
baked_instance["InstanceId"] = raw_instance["InstanceId"]
baked_instance["ImageId"] = raw_instance["ImageId"]
baked_instance["PublicDnsName"] = raw_instance["PublicDnsName"]
baked_instance["PublicIpAddress"] = raw_instance["PublicIpAddress"]
baked_instance["KeyName"] = raw_instance["KeyName"]
baked_instance["InstanceType"] = raw_instance["InstanceType"]
baked_instance["SecurityGroups"] = raw_instance["SecurityGroups"]
baked_instance["AvailabilityZone"] = raw_instance["Placement"][
"AvailabilityZone"]
baked_instance["UserName"] = userName
newHost = ConfigParser.Host(alias)
newHost.put("User", userName)
newHost.put("HostName", baked_instance["PublicDnsName"])
newHost.put("IdentityFile", IDENTITY_FILE)
context.add(newHost)
context.save()
try:
f_info = open(INFO_PATH + alias + ".json", 'w')
f_info.write(json.dumps(baked_instance, indent=4))
f_info.close()
table = TableParser.loads(TABLE_PATH)
table.add(alias, baked_instance["InstanceId"])
table.save()
except IOError, err:
elog(err,
"Failed to store instance infomation or update instance table")
