If you have Windows instances without external IP addresses, you must also enable Private Google Access so that instances with only internal IP addresses can send traffic to the external IP address.
Code sample
Go
Before trying this sample, follow the Go setup instructions in the Compute Engine quickstart using client libraries . For more information, see the Compute Engine Go API reference documentation .
To authenticate to Compute Engine, set up Application Default Credentials. For more information, see Set up authentication for a local development environment .
import
(
"context"
"fmt"
"io"
compute
"cloud.google.com/go/compute/apiv1"
computepb
"cloud.google.com/go/compute/apiv1/computepb"
"google.golang.org/protobuf/proto"
)
// createRouteToWindowsActivationHost creates a new route to
// kms.windows.googlecloud.com (35.190.247.13) for Windows activation.
func
createRouteToWindowsActivationHost
(
w
io
.
Writer
,
projectID
,
routeName
,
networkName
string
,
)
error
{
// projectID := "your_project_id"
// routeName := "your_route_name"
// networkName := "global/networks/default"
ctx
:=
context
.
Background
()
routesClient
,
err
:=
compute
.
NewRoutesRESTClient
(
ctx
)
if
err
!=
nil
{
return
fmt
.
Errorf
(
"NewRoutesRESTClient: %w"
,
err
)
}
defer
routesClient
.
Close
()
// If you have Windows instances without external IP addresses,
// you must also enable Private Google Access so that instances
// with only internal IP addresses can send traffic to the external
// IP address for kms.windows.googlecloud.com.
// More infromation: https://cloud.google.com/vpc/docs/configure-private-google-access#enabling
req
:=
& computepb
.
InsertRouteRequest
{
Project
:
projectID
,
RouteResource
:
& computepb
.
Route
{
Name
:
proto
.
String
(
routeName
),
DestRange
:
proto
.
String
(
"35.190.247.13/32"
),
Network
:
proto
.
String
(
networkName
),
NextHopGateway
:
proto
.
String
(
fmt
.
Sprintf
(
"projects/%s/global/gateways/default-internet-gateway"
,
projectID
),
),
},
}
op
,
err
:=
routesClient
.
Insert
(
ctx
,
req
)
if
err
!=
nil
{
return
fmt
.
Errorf
(
"unable to create route: %w"
,
err
)
}
if
err
=
op
.
Wait
(
ctx
);
err
!=
nil
{
return
fmt
.
Errorf
(
"unable to wait for the operation: %w"
,
err
)
}
fmt
.
Fprintf
(
w
,
"Route created\n"
)
return
nil
}
Java
Before trying this sample, follow the Java setup instructions in the Compute Engine quickstart using client libraries . For more information, see the Compute Engine Java API reference documentation .
To authenticate to Compute Engine, set up Application Default Credentials. For more information, see Set up authentication for a local development environment .
import
com.google.cloud.compute.v1. InsertRouteRequest
;
import
com.google.cloud.compute.v1. Operation
;
import
com.google.cloud.compute.v1. Route
;
import
com.google.cloud.compute.v1. RoutesClient
;
import
java.io.IOException
;
import
java.util.concurrent.ExecutionException
;
import
java.util.concurrent.TimeUnit
;
import
java.util.concurrent.TimeoutException
;
public
class
CreateRouteToWindowsActivationHost
{
public
static
void
main
(
String
[]
args
)
throws
IOException
,
ExecutionException
,
InterruptedException
,
TimeoutException
{
// TODO(developer): Replace these variables before running the sample.
// projectId - ID or number of the project you want to use.
String
projectId
=
"your-google-cloud-project-id"
;
// routeName - Name of the route you want to create.
String
routeName
=
"route-name"
;
// networkName - Name of the network you want the new instance to use.
// * For example: "global/networks/default" represents the network
// * named "default", which is created automatically for each project.
String
networkName
=
"global/networks/default"
;
createRouteToWindowsActivationHost
(
projectId
,
routeName
,
networkName
);
}
// Creates a new route to kms.windows.googlecloud.com (35.190.247.13) for Windows activation.
public
static
void
createRouteToWindowsActivationHost
(
String
projectId
,
String
routeName
,
String
networkName
)
throws
IOException
,
ExecutionException
,
InterruptedException
,
TimeoutException
{
// Instantiates a client.
try
(
RoutesClient
routesClient
=
RoutesClient
.
create
())
{
// If you have Windows instances without external IP addresses,
// you must also enable Private Google Access so that instances
// with only internal IP addresses can send traffic to the external
// IP address for kms.windows.googlecloud.com.
// More information: https://cloud.google.com/vpc/docs/configure-private-google-access#enabling
Route
route
=
Route
.
newBuilder
()
.
setName
(
routeName
)
.
setDestRange
(
"35.190.247.13/32"
)
.
setNetwork
(
networkName
)
.
setNextHopGateway
(
String
.
format
(
"projects/%s/global/gateways/default-internet-gateway"
,
projectId
))
.
build
();
InsertRouteRequest
request
=
InsertRouteRequest
.
newBuilder
()
.
setProject
(
projectId
)
.
setRouteResource
(
route
)
.
build
();
// Wait for the operation to complete.
Operation
operation
=
routesClient
.
insertAsync
(
request
).
get
(
3
,
TimeUnit
.
MINUTES
);
if
(
operation
.
hasError
())
{
System
.
out
.
printf
(
"Error in creating route %s"
,
operation
.
getError
());
return
;
}
System
.
out
.
printf
(
"Route created %s"
,
routeName
);
}
}
}
Python
Before trying this sample, follow the Python setup instructions in the Compute Engine quickstart using client libraries . For more information, see the Compute Engine Python API reference documentation .
To authenticate to Compute Engine, set up Application Default Credentials. For more information, see Set up authentication for a local development environment .
from
__future__
import
annotations
import
sys
from
typing
import
Any
from
google.api_core.extended_operation
import
ExtendedOperation
from
google.cloud
import
compute_v1
def
wait_for_extended_operation
(
operation
:
ExtendedOperation
,
verbose_name
:
str
=
"operation"
,
timeout
:
int
=
300
)
-
> Any
:
"""
Waits for the extended (long-running) operation to complete.
If the operation is successful, it will return its result.
If the operation ends with an error, an exception will be raised.
If there were any warnings during the execution of the operation
they will be printed to sys.stderr.
Args:
operation: a long-running operation you want to wait on.
verbose_name: (optional) a more verbose name of the operation,
used only during error and warning reporting.
timeout: how long (in seconds) to wait for operation to finish.
If None, wait indefinitely.
Returns:
Whatever the operation.result() returns.
Raises:
This method will raise the exception received from `operation.exception()`
or RuntimeError if there is no exception set, but there is an `error_code`
set for the `operation`.
In case of an operation taking longer than `timeout` seconds to complete,
a `concurrent.futures.TimeoutError` will be raised.
"""
result
=
operation
.
result
(
timeout
=
timeout
)
if
operation
.
error_code
:
print
(
f
"Error during
{
verbose_name
}
: [Code:
{
operation
.
error_code
}
]:
{
operation
.
error_message
}
"
,
file
=
sys
.
stderr
,
flush
=
True
,
)
print
(
f
"Operation ID:
{
operation
.
name
}
"
,
file
=
sys
.
stderr
,
flush
=
True
)
raise
operation
.
exception
()
or
RuntimeError
(
operation
.
error_message
)
if
operation
.
warnings
:
print
(
f
"Warnings during
{
verbose_name
}
:
\n
"
,
file
=
sys
.
stderr
,
flush
=
True
)
for
warning
in
operation
.
warnings
:
print
(
f
" -
{
warning
.
code
}
:
{
warning
.
message
}
"
,
file
=
sys
.
stderr
,
flush
=
True
)
return
result
def
create_route
(
project_id
:
str
,
network
:
str
,
route_name
:
str
,
destination_range
:
str
,
*
,
next_hop_gateway
:
str
|
None
=
None
,
next_hop_ip
:
str
|
None
=
None
,
next_hop_instance
:
str
|
None
=
None
,
next_hop_vpn_tunnel
:
str
|
None
=
None
,
next_hop_ilb
:
str
|
None
=
None
,
)
-
> compute_v1
.
Route
:
"""
Create a new route in selected network by providing a destination and next hop name.
Note: The set of {next_hop_gateway, next_hop_ip, next_hop_instance, next_hop_vpn_tunnel,
next_hop_ilb} is exclusive, you and only specify one of those parameters.
Args:
project_id: project ID or project number of the Cloud project you want to use.
network: name of the network the route will be created in. Available name formats:
* https://www.googleapis.com/compute/v1/projects/{project_id}/global/networks/{network}
* projects/{project_id}/global/networks/{network}
* global/networks/{network}
route_name: name of the new route.
destination_range: range of destination IPs this route should be applied to. E.g. 10.0.0.0/16.
next_hop_gateway: name of the gateway the traffic should be directed to.
next_hop_ip: IP address the traffic should be directed to.
next_hop_instance: name of the instance the traffic should be directed to. Name format:
"projects/{project}/zones/{zone}/instances/{instance_name}"
next_hop_vpn_tunnel: name of the VPN tunnel the traffic should be directed to. Name format:
"projects/{project}/regions/{region}/vpnTunnels/{vpn_tunnel_name}"
next_hop_ilb: name of a forwarding rule of the Internal Load Balancer the traffic
should be directed to. Name format:
"projects/{project}/regions/{region}/forwardingRules/{forwarding_rule_region}"
Returns:
A new compute_v1.Route object.
"""
excl_args
=
{
next_hop_instance
,
next_hop_ilb
,
next_hop_vpn_tunnel
,
next_hop_gateway
,
next_hop_ip
,
}
args_set
=
sum
(
1
if
arg
is
not
None
else
0
for
arg
in
excl_args
)
if
args_set
!=
1
:
raise
RuntimeError
(
"You must specify exactly one next_hop_* parameter."
)
route
=
compute_v1
.
Route
()
route
.
name
=
route_name
route
.
network
=
network
route
.
dest_range
=
destination_range
if
next_hop_gateway
:
route
.
next_hop_gateway
=
next_hop_gateway
elif
next_hop_ip
:
route
.
next_hop_ip
=
next_hop_ip
elif
next_hop_instance
:
route
.
next_hop_instance
=
next_hop_instance
elif
next_hop_vpn_tunnel
:
route
.
next_hop_vpn_tunnel
=
next_hop_vpn_tunnel
elif
next_hop_ilb
:
route
.
next_hop_ilb
=
next_hop_ilb
route_client
=
compute_v1
.
RoutesClient
()
operation
=
route_client
.
insert
(
project
=
project_id
,
route_resource
=
route
)
wait_for_extended_operation
(
operation
,
"route creation"
)
return
route_client
.
get
(
project
=
project_id
,
route
=
route_name
)
def
create_route_to_windows_activation_host
(
project_id
:
str
,
network
:
str
,
route_name
:
str
)
-
> compute_v1
.
Route
:
"""
If you have Windows instances without external IP addresses,
you must also enable Private Google Access so that instances
with only internal IP addresses can send traffic to the external
IP address for kms.windows.googlecloud.com.
More infromation: https://cloud.google.com/vpc/docs/configure-private-google-access#enabling
Args:
project_id: project ID or project number of the Cloud project you want to use.
network: name of the network the route will be created in. Available name formats:
* https://www.googleapis.com/compute/v1/projects/{project_id}/global/networks/{network}
* projects/{project_id}/global/networks/{network}
* global/networks/{network}
route_name: name of the new route.
Returns:
A new compute_v1.Route object.
"""
return
create_route
(
project_id
=
project_id
,
network
=
network
,
route_name
=
route_name
,
destination_range
=
"35.190.247.13/32"
,
next_hop_gateway
=
f
"projects/
{
project_id
}
/global/gateways/default-internet-gateway"
,
)
What's next
To search and filter code samples for other Google Cloud products, see the Google Cloud sample browser .
