model

package
v1.16.0 Latest Latest
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 Go to latest Published: Feb 27, 2020 License: Apache-2.0 Imports: 47 Imported by: 273

Documentation

Index

Constants

View Source 
const (
	BastionELBSecurityGroupPrefix = "bastion"
	BastionELBDefaultIdleTimeout  = 5 * time.Minute
)
View Source 
const (
	DefaultEtcdVolumeSize    = 20
	DefaultAWSEtcdVolumeType = "gp2"
	DefaultAWSEtcdVolumeIops = 100
	DefaultGCEEtcdVolumeType = "pd-ssd"
	DefaultALIEtcdVolumeType = "cloud_ssd"
)
View Source 
const RolePolicyTemplate = `` /* 177-byte string literal not displayed */

Variables

View Source 
var UseLegacyELBName = featureflag.New("UseLegacyELBName", featureflag.Bool(false))

Functions

func JoinSuffixes added in v1.11.0 

func JoinSuffixes(src SecurityGroupInfo, dest SecurityGroupInfo) string

JoinSuffixes constructs a suffix for traffic from the src to the dest group We have to avoid ambiguity in the case where one has a suffix and the other does not, where normally l.Suffix + r.Suffix would equal r.Suffix + l.Suffix

func NewTemplateResource 

func NewTemplateResource(key string, definition string, functions template.FuncMap, context interface{}) (*templateResource, error)

Types

type BastionModelBuilder 

type BastionModelBuilder struct {
	*KopsModelContext
	Lifecycle         *fi.Lifecycle
	SecurityLifecycle *fi.Lifecycle
}

func (*BastionModelBuilder) Build 

func (b *BastionModelBuilder) Build(c *fi.ModelBuilderContext) error

type BootstrapScript 

type BootstrapScript struct {
	NodeUpSource        string
	NodeUpSourceHash    string
	NodeUpConfigBuilder func(ig *kops.InstanceGroup) (*nodeup.Config, error)
}

BootstrapScript creates the bootstrap script

func (*BootstrapScript) KubeEnv 

func (b *BootstrapScript) KubeEnv(ig *kops.InstanceGroup) (string, error)

KubeEnv returns the nodeup config for the instance group

func (*BootstrapScript) ResourceNodeUp 

func (b *BootstrapScript) ResourceNodeUp(ig *kops.InstanceGroup, cluster *kops.Cluster) (*fi.ResourceHolder, error)

ResourceNodeUp generates and returns a nodeup (bootstrap) script from a template file, substituting in specific env vars & cluster spec configuration

type DNSModelBuilder 

type DNSModelBuilder struct {
	*KopsModelContext
	Lifecycle *fi.Lifecycle
}

DNSModelBuilder builds DNS related model objects

func (*DNSModelBuilder) Build 

func (b *DNSModelBuilder) Build(c *fi.ModelBuilderContext) error

type ExternalAccessModelBuilder 

type ExternalAccessModelBuilder struct {
	*KopsModelContext
	Lifecycle *fi.Lifecycle
}

ExternalAccessModelBuilder configures security group rules for external access (SSHAccess, KubernetesAPIAccess)

func (*ExternalAccessModelBuilder) Build 

func (b *ExternalAccessModelBuilder) Build(c *fi.ModelBuilderContext) error

type FirewallModelBuilder 

type FirewallModelBuilder struct {
	*KopsModelContext
	Lifecycle *fi.Lifecycle
}

FirewallModelBuilder configures firewall network objects

func (*FirewallModelBuilder) Build 

func (b *FirewallModelBuilder) Build(c *fi.ModelBuilderContext) error

type IAMModelBuilder 

type IAMModelBuilder struct {
	*KopsModelContext

	Lifecycle *fi.Lifecycle
}

IAMModelBuilder configures IAM objects

func (*IAMModelBuilder) Build 

func (b *IAMModelBuilder) Build(c *fi.ModelBuilderContext) error

type KopsModelContext 

type KopsModelContext struct {
	Cluster        *kops.Cluster
	InstanceGroups []*kops.InstanceGroup
	Region         string
	SSHPublicKeys  [][]byte
}

KopsModelContext is the kops model

func (*KopsModelContext) AutoscalingGroupName 

func (b *KopsModelContext) AutoscalingGroupName(ig *kops.InstanceGroup) string

AutoscalingGroupName derives the autoscaling group name for us

func (*KopsModelContext) CloudTags 

func (m *KopsModelContext) CloudTags(name string, shared bool) map[string]string

CloudTags computes the tags to apply to a normal cloud resource with the specified name

func (*KopsModelContext) CloudTagsForInstanceGroup 

func (m *KopsModelContext) CloudTagsForInstanceGroup(ig *kops.InstanceGroup) (map[string]string, error)

CloudTagsForInstanceGroup computes the tags to apply to instances in the specified InstanceGroup

func (*KopsModelContext) ClusterName 

func (m *KopsModelContext) ClusterName() string

ClusterName returns the cluster name

func (*KopsModelContext) ELBName 

func (b *KopsModelContext) ELBName(prefix string) string

ELBName returns ELB name plus cluster name

func (*KopsModelContext) ELBSecurityGroupName 

func (b *KopsModelContext) ELBSecurityGroupName(prefix string) string

func (*KopsModelContext) FindInstanceGroup 

func (m *KopsModelContext) FindInstanceGroup(name string) *kops.InstanceGroup

FindInstanceGroup returns the instance group with the matching Name (or nil if not found)

func (*KopsModelContext) FindSubnet 

func (m *KopsModelContext) FindSubnet(name string) *kops.ClusterSubnetSpec

FindSubnet returns the subnet with the matching Name (or nil if not found)

func (*KopsModelContext) FindZonesForInstanceGroup 

func (m *KopsModelContext) FindZonesForInstanceGroup(ig *kops.InstanceGroup) ([]string, error)

FindZonesForInstanceGroup finds the zones for an InstanceGroup

func (*KopsModelContext) GatherSubnets 

func (m *KopsModelContext) GatherSubnets(ig *kops.InstanceGroup) ([]*kops.ClusterSubnetSpec, error)

GatherSubnets maps the subnet names in an InstanceGroup to the ClusterSubnetSpec objects (which are stored on the Cluster)

func (*KopsModelContext) GetELBName32 

func (m *KopsModelContext) GetELBName32(prefix string) string

GetELBName32 will attempt to calculate a meaningful name for an ELB given a prefix Will never return a string longer than 32 chars Note this is _not_ the primary identifier for the ELB - we use the Name tag for that.

func (*KopsModelContext) GetSecurityGroups added in v1.11.0 

func (b *KopsModelContext) GetSecurityGroups(role kops.InstanceGroupRole) ([]SecurityGroupInfo, error)

func (*KopsModelContext) IAMName 

func (b *KopsModelContext) IAMName(role kops.InstanceGroupRole) string

IAMName determines the name of the IAM Role and Instance Profile to use for the InstanceGroup

func (*KopsModelContext) InstanceName 

func (b *KopsModelContext) InstanceName(ig *kops.InstanceGroup, suffix string) string

func (*KopsModelContext) IsKubernetesGTE 

func (m *KopsModelContext) IsKubernetesGTE(version string) bool

IsKubernetesGTE checks if the kubernetes version is at least version, ignoring prereleases / patches

func (*KopsModelContext) KubernetesVersion 

func (m *KopsModelContext) KubernetesVersion() semver.Version

KubernetesVersion parses the semver version of kubernetes, from the cluster spec

func (*KopsModelContext) LinkToAutoscalingGroup 

func (b *KopsModelContext) LinkToAutoscalingGroup(ig *kops.InstanceGroup) *awstasks.AutoscalingGroup

func (*KopsModelContext) LinkToDNSZone 

func (b *KopsModelContext) LinkToDNSZone() *awstasks.DNSZone

func (*KopsModelContext) LinkToELB 

func (b *KopsModelContext) LinkToELB(prefix string) *awstasks.LoadBalancer

func (*KopsModelContext) LinkToELBSecurityGroup 

func (b *KopsModelContext) LinkToELBSecurityGroup(prefix string) *awstasks.SecurityGroup

func (*KopsModelContext) LinkToIAMInstanceProfile 

func (b *KopsModelContext) LinkToIAMInstanceProfile(ig *kops.InstanceGroup) (*awstasks.IAMInstanceProfile, error)

func (*KopsModelContext) LinkToPrivateRouteTableInZone 

func (b *KopsModelContext) LinkToPrivateRouteTableInZone(zoneName string) *awstasks.RouteTable

func (*KopsModelContext) LinkToPublicSubnetInZone 

func (b *KopsModelContext) LinkToPublicSubnetInZone(zoneName string) (*awstasks.Subnet, error)

func (*KopsModelContext) LinkToSSHKey 

func (b *KopsModelContext) LinkToSSHKey() (*awstasks.SSHKey, error)

func (*KopsModelContext) LinkToSecurityGroup 

func (b *KopsModelContext) LinkToSecurityGroup(role kops.InstanceGroupRole) *awstasks.SecurityGroup

LinkToSecurityGroup creates a task link the security group to the instncegroup

func (*KopsModelContext) LinkToSubnet 

func (b *KopsModelContext) LinkToSubnet(z *kops.ClusterSubnetSpec) *awstasks.Subnet

func (*KopsModelContext) LinkToUtilitySubnetInZone 

func (b *KopsModelContext) LinkToUtilitySubnetInZone(zoneName string) (*awstasks.Subnet, error)

func (*KopsModelContext) LinkToVPC 

func (b *KopsModelContext) LinkToVPC() *awstasks.VPC

func (*KopsModelContext) MasterInstanceGroups 

func (m *KopsModelContext) MasterInstanceGroups() []*kops.InstanceGroup

MasterInstanceGroups returns InstanceGroups with the master role

func (*KopsModelContext) NameForDNSZone 

func (b *KopsModelContext) NameForDNSZone() string

func (*KopsModelContext) NamePrivateRouteTableInZone 

func (b *KopsModelContext) NamePrivateRouteTableInZone(zoneName string) string

func (*KopsModelContext) NodeInstanceGroups 

func (m *KopsModelContext) NodeInstanceGroups() []*kops.InstanceGroup

NodeInstanceGroups returns InstanceGroups with the node role

func (*KopsModelContext) NodePortRange 

func (m *KopsModelContext) NodePortRange() (utilnet.PortRange, error)

NodePortRange returns the range of ports allocated to NodePorts

func (*KopsModelContext) SSHKeyName 

func (c *KopsModelContext) SSHKeyName() (string, error)

SSHKeyName computes a unique SSH key name, combining the cluster name and the SSH public key fingerprint. If an SSH key name is provided in the cluster configuration, it will use that instead.

func (*KopsModelContext) SecurityGroupName 

func (b *KopsModelContext) SecurityGroupName(role kops.InstanceGroupRole) string

SecurityGroupName returns the security group name for the specific role

func (*KopsModelContext) UseBootstrapTokens 

func (m *KopsModelContext) UseBootstrapTokens() bool

UseBootstrapTokens checks if bootstrap tokens are enabled

func (*KopsModelContext) UseEtcdManager added in v1.15.1 

func (c *KopsModelContext) UseEtcdManager() bool

UseEtcdManager checks to see if etcd manager is enabled

func (*KopsModelContext) UseEtcdTLS 

func (m *KopsModelContext) UseEtcdTLS() bool

UseEtcdTLS checks to see if etcd tls is enabled

func (*KopsModelContext) UseLoadBalancerForAPI 

func (m *KopsModelContext) UseLoadBalancerForAPI() bool

UseLoadBalancerForAPI checks if we are using a load balancer for the kubeapi

func (*KopsModelContext) UseLoadBalancerForInternalAPI 

func (m *KopsModelContext) UseLoadBalancerForInternalAPI() bool

UseLoadBalancerForInternalAPI check if true then we will use the created loadbalancer for internal kubelet connections. The intention here is to make connections to apiserver more HA - see https://github.com/kubernetes/kops/issues/4252

func (*KopsModelContext) UsePrivateDNS 

func (m *KopsModelContext) UsePrivateDNS() bool

UsePrivateDNS checks if we are using private DNS

func (*KopsModelContext) UseSSHKey added in v1.16.0 

func (m *KopsModelContext) UseSSHKey() bool

UseSSHKey returns true if SSHKeyName from the cluster spec is not set to an empty string (""). Setting SSHKeyName to an empty string indicates that an SSH key should not be set on instances.

func (*KopsModelContext) UsesBastionDns 

func (m *KopsModelContext) UsesBastionDns() bool

UsesBastionDns checks if we should use a specific name for the bastion dns

func (*KopsModelContext) UsesSSHBastion 

func (m *KopsModelContext) UsesSSHBastion() bool

UsesSSHBastion checks if we have a Bastion in the cluster

func (*KopsModelContext) WellKnownServiceIP 

func (m *KopsModelContext) WellKnownServiceIP(id int) (net.IP, error)

WellKnownServiceIP returns a service ip with the service cidr

type MasterVolumeBuilder 

type MasterVolumeBuilder struct {
	*KopsModelContext
	Lifecycle *fi.Lifecycle
}

MasterVolumeBuilder builds master EBS volumes

func (*MasterVolumeBuilder) Build 

func (b *MasterVolumeBuilder) Build(c *fi.ModelBuilderContext) error

type NetworkModelBuilder 

type NetworkModelBuilder struct {
	*KopsModelContext
	Lifecycle *fi.Lifecycle
}

NetworkModelBuilder configures network objects

func (*NetworkModelBuilder) Build 

func (b *NetworkModelBuilder) Build(c *fi.ModelBuilderContext) error

type PKIModelBuilder 

type PKIModelBuilder struct {
	*KopsModelContext
	Lifecycle *fi.Lifecycle
}

PKIModelBuilder configures PKI keypairs, as well as tokens

func (*PKIModelBuilder) Build 

func (b *PKIModelBuilder) Build(c *fi.ModelBuilderContext) error

Build is responsible for generating the various pki assets.

type Protocol 

type Protocol int
const (
	ProtocolIPIP Protocol = 4
)

type SSHKeyModelBuilder 

type SSHKeyModelBuilder struct {
	*KopsModelContext
	Lifecycle *fi.Lifecycle
}

SSHKeyModelBuilder configures SSH objects

func (*SSHKeyModelBuilder) Build 

func (b *SSHKeyModelBuilder) Build(c *fi.ModelBuilderContext) error

type SecurityGroupInfo added in v1.11.0 

type SecurityGroupInfo struct {
	Name   string
	Suffix string
	Task   *awstasks.SecurityGroup
}

Source Files

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Directories

Path Synopsis
etcdmanager
node-authorizer

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