def launch(self):
SIGINTWatcher(self.cleanup_after_kill)
t_start = time.time()
ami = self.config.get_ami()
keypair = self.config.get_keypair()
insttypes = self.config.get_instance_type()
zone = self.config.get_ec2_zone()
# Parse the instance type option
role_insttype = {}
for ri in insttypes.split():
role, insttype = ri.split(":")
role_insttype[role] = insttype
default_insttype = role_insttype["*"]
log.init_logging(self.loglevel)
try:
log.debug("Connecting to EC2...")
self.conn = create_ec2_connection()
if self.conn == None:
print "AWS_ACCESS_KEY_ID and AWS_SECRET_ACCESS_KEY environment variables are not set."
exit(1)
log.debug("Connected to EC2.")
except BotoClientError, exc:
print "\033[1;31mERROR\033[0m - Could not connect to EC2."
print " Reason: %s" % exc.reason
exit(1)
def run(self):
conn = create_ec2_connection()
print "Creating instance"
reservation = conn.run_instances(self.ami,
min_count=1, max_count=1,
instance_type='t1.micro',
key_name=self.keypair)
instance = reservation.instances[0]
print "Instance %s created. Waiting for it to start..." % instance.id
while instance.update() != "running":
time.sleep(2)
print "Instance running. Creating volume."
vol = conn.create_volume(1, instance.placement)
vol.attach(instance.id, '/dev/sdh')
while vol.update() != "in-use":
time.sleep(2)
print "Volume created."
ssh = SSH("ubuntu", instance.public_dns_name, self.keyfile)
ssh.open()
print "Preparing volume."
ssh.scp("%s/lib/scripts/prepare_chef_volume.sh" % self.demogrid_dir,
"/tmp/prepare_chef_volume.sh")
ssh.run("chmod u+x /tmp/prepare_chef_volume.sh")
ssh.run("sudo /tmp/prepare_chef_volume.sh")
print "Copying Chef files."
ssh.scp_dir("%s/chef" % self.demogrid_dir, "/chef")
ssh.run("sudo umount /chef")
print "Detaching volume"
vol.detach()
while vol.update() != "available":
time.sleep(1)
print "Creating snapshot"
snap = vol.create_snapshot("DemoGrid Chef partition 0.2")
snap.share(groups=['all'])
vol.delete()
print "The snapshot ID is %s" % snap.id
print "Terminating instance"
conn.terminate_instances([instance.id])
while instance.update() != "terminated":
time.sleep(2)
print "Instance terminated"
def run(self):
log.init_logging(2)
conn = create_ec2_connection()
print "Creating instance"
reservation = conn.run_instances(self.base_ami,
min_count=1, max_count=1,
instance_type='c1.medium',
key_name=self.keypair)
instance = reservation.instances[0]
print "Instance %s created. Waiting for it to start..." % instance.id
while instance.update() != "running":
time.sleep(2)
print "Instance running."
ssh = SSH("ubuntu", instance.public_dns_name, self.keyfile)
ssh.open()
if self.snapshot != None:
print "Creating volume + attaching."
vol = conn.create_volume(1, instance.placement, self.snapshot)
vol.attach(instance.id, '/dev/sdh')
while vol.update() != "in-use":
time.sleep(2)
print "Volume created."
print "Mounting volume."
ssh.run("sudo mkdir /chef")
ssh.run("sudo mount -t ext3 /dev/sdh /chef")
ssh.run("sudo chown -R ubuntu /chef")
else:
print "Copying Chef files"
ssh.run("sudo mkdir /chef")
ssh.run("sudo chown -R ubuntu /chef")
ssh.scp_dir("%s/chef" % self.demogrid_dir, "/chef")
ssh.run("sudo apt-add-repository 'deb http://apt.opscode.com/ lucid main'")
ssh.run("wget -qO - http://apt.opscode.com/[email protected] | sudo apt-key add -")
ssh.run("sudo apt-get update")
ssh.run("echo 'chef chef/chef_server_url string http://127.0.0.1:4000' | sudo debconf-set-selections")
ssh.run("sudo apt-get -q=2 install chef")
ssh.scp("%s/lib/ec2/chef.conf" % self.demogrid_dir,
"/tmp/chef.conf")
ssh.run("echo '{ \"run_list\": \"recipe[demogrid::ec2]\" }' > /tmp/chef.json")
ssh.run("sudo chef-solo -c /tmp/chef.conf -j /tmp/chef.json")
ssh.run("sudo update-rc.d nis disable")
ssh.run("sudo update-rc.d chef-client disable")
if self.snapshot != None:
ssh.run("sudo umount /chef")
print "Detaching volume"
vol.detach()
while vol.update() != "available":
time.sleep(1)
# Apparently instance.stop() will terminate
# the instance (this is a known bug), so we
# use stop_instances instead.
print "Stopping instance"
conn.stop_instances([instance.id])
while instance.update() != "stopped":
time.sleep(2)
print "Instance stopped"
print "Creating AMI"
# Doesn't actually return AMI. Have to make it public manually.
ami = conn.create_image(instance.id, self.ami_name, description=self.ami_name)
print "Cleaning up"
print "Terminating instance"
conn.terminate_instances([instance.id])
while instance.update() != "terminated":
time.sleep(2)
print "Instance terminated"
if self.snapshot != None:
vol.delete()