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Specify subnetid and routetableid via cloud provider config

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This commit is contained in:
Henrik Schmidt 2017-04-07 16:04:52 +02:00
parent ad3e0903f3
commit 1c1f02fde3
2 changed files with 27 additions and 12 deletions
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9
pkg/cloudprovider/providers/aws/aws.go
View File

@ -392,6 +392,10 @@ type CloudConfig struct {
// on a different aws account, on a different cloud provider or on-premise.
// If the flag is set also the KubernetesClusterTag must be provided
VPC string
// SubnetID enables using a specific subnet to use for ELB's
SubnetID string
// RouteTableID enables using a specific RouteTable
RouteTableID string
// KubernetesClusterTag is the legacy cluster id we'll use to identify our cluster resources
KubernetesClusterTag string
@ -817,13 +821,14 @@ func newAWSCloud(config io.Reader, awsServices Services) (*Cloud, error) {
deviceAllocators: make(map[types.NodeName]DeviceAllocator),
}
if cfg.Global.VPC != "" && (cfg.Global.KubernetesClusterTag != "" || cfg.Global.KubernetesClusterID != "") {
if cfg.Global.VPC != "" && cfg.Global.SubnetID != "" && (cfg.Global.KubernetesClusterTag != "" || cfg.Global.KubernetesClusterID != "") {
// When the master is running on a different AWS account, cloud provider or on-premise
// build up a dummy instance and use the VPC from the nodes account
glog.Info("Master is configured to run on a AWS account, different cloud provider or on-premise")
glog.Info("Master is configured to run on a different AWS account, different cloud provider or on-premise")
awsCloud.selfAWSInstance = &awsInstance{
nodeName: "master-dummy",
vpcID: cfg.Global.VPC,
subnetID: cfg.Global.SubnetID,
}
awsCloud.vpcID = cfg.Global.VPC
} else {

30
pkg/cloudprovider/providers/aws/aws_routes.go
View File

@ -29,17 +29,27 @@ func (c *Cloud) findRouteTable(clusterName string) (*ec2.RouteTable, error) {
// This should be unnecessary (we already filter on TagNameKubernetesCluster,
// and something is broken if cluster name doesn't match, but anyway...
// TODO: All clouds should be cluster-aware by default
request := &ec2.DescribeRouteTablesInput{Filters: c.tagging.addFilters(nil)}
response, err := c.ec2.DescribeRouteTables(request)
if err != nil {
return nil, err
}
var tables []*ec2.RouteTable
for _, table := range response {
if c.tagging.hasClusterTag(table.Tags) {
tables = append(tables, table)
if c.cfg.Global.RouteTableID != "" {
request := &ec2.DescribeRouteTablesInput{Filters: []*ec2.Filter{newEc2Filter("route-table-id", c.cfg.Global.RouteTableID)}}
response, err := c.ec2.DescribeRouteTables(request)
if err != nil {
return nil, err
}
tables = response
} else {
request := &ec2.DescribeRouteTablesInput{Filters: c.tagging.addFilters(nil)}
response, err := c.ec2.DescribeRouteTables(request)
if err != nil {
return nil, err
}
for _, table := range response {
if c.tagging.hasClusterTag(table.Tags) {
tables = append(tables, table)
}
}
}