awsup

package
v1.21.0-beta.2 Latest Latest
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 Go to latest Published: May 23, 2021 License: Apache-2.0 Imports: 58 Imported by: 664

Documentation

Index

Constants

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const (
	WellKnownAccountAmazonLinux2 = "137112412989"
	WellKnownAccountCentOS       = "125523088429"
	WellKnownAccountCoreOS       = "595879546273"
	WellKnownAccountDebian9      = "379101102735"
	WellKnownAccountDebian10     = "136693071363"
	WellKnownAccountFlatcar      = "075585003325"
	WellKnownAccountKopeio       = "383156758163"
	WellKnownAccountRedhat       = "309956199498"
	WellKnownAccountUbuntu       = "099720109477"
)
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const AWSAuthenticationTokenPrefix = "x-aws-sts "
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const ClientMaxRetries = 13

By default, aws-sdk-go only retries 3 times, which doesn't give much time for exponential backoff to work for serious issues. At 13 retries, we'll try a given request for up to ~6m with exponential backoff along the way.

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const CreateTagsLogInterval = 10 // this is in "retry intervals"
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const CreateTagsMaxAttempts = 120
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const CreateTagsRetryInterval = 2 * time.Second
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const DeleteTagsLogInterval = 10 // this is in "retry intervals"
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const DeleteTagsMaxAttempts = 120
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const DeleteTagsRetryInterval = 2 * time.Second
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const DescribeTagsLogInterval = 10 // this is in "retry intervals"
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const DescribeTagsMaxAttempts = 120
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const DescribeTagsRetryInterval = 2 * time.Second
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const TagClusterName = "KubernetesCluster"
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const TagNameClusterOwnershipPrefix = "kubernetes.io/cluster/"

TagNameClusterOwnershipPrefix is the AWS tag used for ownership

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const TagNameEtcdClusterPrefix = "k8s.io/etcd/"
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const TagNameKopsRole = "kubernetes.io/kops/role"

TagNameKopsRole is the AWS tag used to identify the role an object plays for a cluster

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const TagNameRolePrefix = "k8s.io/role/"
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const TagRoleMaster = "master"

Variables

This section is empty.

Functions

func AWSErrorCode 

func AWSErrorCode(err error) string

AWSErrorCode returns the aws error code, if it is an awserr.Error, otherwise ""

func AWSErrorMessage 

func AWSErrorMessage(err error) string

AWSErrorMessage returns the aws error message, if it is an awserr.Error, otherwise ""

func EC2TagSpecification added in v1.19.0 

func EC2TagSpecification(resourceType string, tags map[string]string) []*ec2.TagSpecification

EC2TagSpecification converts a map of tags to an EC2 TagSpecification

func ELBv2Tags added in v1.21.0 

func ELBv2Tags(tags map[string]string) []*elbv2.Tag

ELBv2Tags converts a map of tags to ELBv2 Tags

func FindASGTag 

func FindASGTag(tags []*autoscaling.TagDescription, key string) (string, bool)

FindASGTag find the value of the tag with the specified key

func FindAutoscalingGroups added in v1.10.0 

func FindAutoscalingGroups(c AWSCloud, tags map[string]string) ([]*autoscaling.Group, error)

FindAutoscalingGroups finds autoscaling groups matching the specified tags This isn't entirely trivial because autoscaling doesn't let us filter with as much precision as we would like

func FindEC2Tag 

func FindEC2Tag(tags []*ec2.Tag, key string) (string, bool)

FindEC2Tag find the value of the tag with the specified key

func FindELBTag 

func FindELBTag(tags []*elb.Tag, key string) (string, bool)

FindELBTag find the value of the tag with the specified key

func FindELBV2Tag added in v1.11.0 

func FindELBV2Tag(tags []*elbv2.Tag, key string) (string, bool)

FindELBV2Tag find the value of the tag with the specified key

func FindRegion added in v1.10.0 

func FindRegion(cluster *kops.Cluster) (string, error)

FindRegion determines the region from the zones specified in the cluster

func GetResourceName32 added in v1.18.3 

func GetResourceName32(cluster string, prefix string) string

GetResourceName32 will attempt to calculate a meaningful name for a resource given a prefix Will never return a string longer than 32 chars

func GetRolesInInstanceProfile added in v1.19.1 

func GetRolesInInstanceProfile(c AWSCloud, profileName string) ([]string, error)

GetRolesInInstanceProfile return role names which are associated with the instance profile specified by profileName.

func GetTargetGroupNameFromARN added in v1.18.3 

func GetTargetGroupNameFromARN(targetGroupARN string) (string, error)

GetTargetGroupNameFromARN will attempt to parse a target group ARN and return its name

func NewAWSAuthenticator added in v1.19.0 

func NewAWSAuthenticator(region string) (fi.Authenticator, error)

func NewAWSVerifier added in v1.19.0 

func NewAWSVerifier(opt *AWSVerifierOptions) (fi.Verifier, error)

func NewEC2Filter 

func NewEC2Filter(name string, values ...string) *ec2.Filter

func RegionFromMetadata added in v1.21.0 

func RegionFromMetadata(ctx context.Context) (string, error)

RegionFromMetadata returns the current region from the aws metdata

func TruncateString added in v1.18.3 

func TruncateString(s string, opt TruncateStringOptions) string

TruncateString will attempt to truncate a string to a max, adding a prefix to avoid collisions. Will never return a string longer than maxLength chars

func ValidateRegion 

func ValidateRegion(region string) error

ValidateRegion checks that an AWS region name is valid

func ValidateZones 

func ValidateZones(zones []string, cloud AWSCloud) error

ValidateZones checks that every zone in the sliced passed is recognized

Types

type AWSAPITarget 

type AWSAPITarget struct {
	Cloud AWSCloud
}

func NewAWSAPITarget 

func NewAWSAPITarget(cloud AWSCloud) *AWSAPITarget

func (*AWSAPITarget) AddAWSTags 

func (t *AWSAPITarget) AddAWSTags(id string, expected map[string]string) error

func (*AWSAPITarget) AddELBTags 

func (t *AWSAPITarget) AddELBTags(loadBalancerName string, expected map[string]string) error

func (*AWSAPITarget) AddELBV2Tags added in v1.19.0 

func (t *AWSAPITarget) AddELBV2Tags(ResourceArn string, expected map[string]string) error

func (*AWSAPITarget) CreateTags added in v1.19.0 

func (t *AWSAPITarget) CreateTags(id string, tags map[string]string) error

func (*AWSAPITarget) DeleteTags added in v1.10.0 

func (t *AWSAPITarget) DeleteTags(id string, tags map[string]string) error

func (*AWSAPITarget) Finish 

func (t *AWSAPITarget) Finish(taskMap map[string]fi.Task) error

func (*AWSAPITarget) GetTags added in v1.19.0 

func (t *AWSAPITarget) GetTags(id string) (map[string]string, error)

func (*AWSAPITarget) ProcessDeletions added in v1.10.0 

func (t *AWSAPITarget) ProcessDeletions() bool

func (*AWSAPITarget) RemoveELBTags added in v1.15.1 

func (t *AWSAPITarget) RemoveELBTags(loadBalancerName string, expected map[string]string) error

func (*AWSAPITarget) RemoveELBV2Tags added in v1.19.0 

func (t *AWSAPITarget) RemoveELBV2Tags(ResourceArn string, expected map[string]string) error

func (*AWSAPITarget) UpdateTags added in v1.19.0 

func (t *AWSAPITarget) UpdateTags(id string, tags map[string]string) error

func (*AWSAPITarget) WaitForInstanceRunning 

func (t *AWSAPITarget) WaitForInstanceRunning(instanceID string) error

type AWSCloud 

type AWSCloud interface {
	fi.Cloud

	CloudFormation() *cloudformation.CloudFormation
	EC2() ec2iface.EC2API
	IAM() iamiface.IAMAPI
	ELB() elbiface.ELBAPI
	ELBV2() elbv2iface.ELBV2API
	Autoscaling() autoscalingiface.AutoScalingAPI
	Route53() route53iface.Route53API
	Spotinst() spotinst.Cloud

	SQS() sqsiface.SQSAPI
	EventBridge() eventbridgeiface.EventBridgeAPI

	// TODO: Document and rationalize these tags/filters methods
	AddTags(name *string, tags map[string]string)
	BuildFilters(name *string) []*ec2.Filter
	BuildTags(name *string) map[string]string
	Tags() map[string]string

	// GetTags will fetch the tags for the specified resource, retrying (up to MaxDescribeTagsAttempts) if it hits an eventual-consistency type error
	GetTags(resourceId string) (map[string]string, error)
	// CreateTags will add/modify tags to the specified resource, retrying up to MaxCreateTagsAttempts times if it hits an eventual-consistency type error
	CreateTags(resourceId string, tags map[string]string) error
	// DeleteTags will remove tags from the specified resource, retrying up to MaxCreateTagsAttempts times if it hits an eventual-consistency type error
	DeleteTags(resourceId string, tags map[string]string) error
	// UpdateTags will update tags of the specified resource to match tags, using getTags(), createTags() and deleteTags()
	UpdateTags(resourceId string, tags map[string]string) error

	AddAWSTags(id string, expected map[string]string) error
	GetELBTags(loadBalancerName string) (map[string]string, error)
	GetELBV2Tags(ResourceArn string) (map[string]string, error)

	// CreateELBTags will add tags to the specified loadBalancer, retrying up to MaxCreateTagsAttempts times if it hits an eventual-consistency type error
	CreateELBTags(loadBalancerName string, tags map[string]string) error
	CreateELBV2Tags(ResourceArn string, tags map[string]string) error
	// RemoveELBTags will remove tags from the specified loadBalancer, retrying up to MaxCreateTagsAttempts times if it hits an eventual-consistency type error
	RemoveELBTags(loadBalancerName string, tags map[string]string) error
	RemoveELBV2Tags(ResourceArn string, tags map[string]string) error

	// DescribeInstance is a helper that queries for the specified instance by id
	DescribeInstance(instanceID string) (*ec2.Instance, error)

	// DescribeVPC is a helper that queries for the specified vpc by id
	DescribeVPC(vpcID string) (*ec2.Vpc, error)

	DescribeAvailabilityZones() ([]*ec2.AvailabilityZone, error)

	// ResolveImage finds an AMI image based on the given name.
	// The name can be one of:
	// `ami-...` in which case it is presumed to be an id
	// owner/name in which case we find the image with the specified name, owned by owner
	// name in which case we find the image with the specified name, with the current owner
	ResolveImage(name string) (*ec2.Image, error)

	// WithTags created a copy of AWSCloud with the specified default-tags bound
	WithTags(tags map[string]string) AWSCloud

	// DefaultInstanceType determines a suitable instance type for the specified instance group
	DefaultInstanceType(cluster *kops.Cluster, ig *kops.InstanceGroup) (string, error)

	// DescribeInstanceType calls ec2.DescribeInstanceType to get information for a particular instance type
	DescribeInstanceType(instanceType string) (*ec2.InstanceTypeInfo, error)

	// FindClusterStatus gets the status of the cluster as it exists in AWS, inferred from volumes
	FindClusterStatus(cluster *kops.Cluster) (*kops.ClusterStatus, error)

	// AccountInfo returns the AWS account ID and AWS partition that we are deploying into
	AccountInfo() (string, string, error)
}

func NewAWSCloud 

func NewAWSCloud(region string, tags map[string]string) (AWSCloud, error)

type AWSMachineTypeInfo 

type AWSMachineTypeInfo struct {
	Name              string
	MemoryGB          float32
	Cores             int
	EphemeralDisks    []int
	GPU               bool
	MaxPods           int
	InstanceENIs      int
	InstanceIPsPerENI int
}

func GetMachineTypeInfo 

func GetMachineTypeInfo(c AWSCloud, machineType string) (*AWSMachineTypeInfo, error)

func (*AWSMachineTypeInfo) EphemeralDevices 

func (m *AWSMachineTypeInfo) EphemeralDevices() []*EphemeralDevice

type AWSVerifierOptions added in v1.19.0 

type AWSVerifierOptions struct {
	// NodesRoles are the IAM roles that worker nodes are permitted to have.
	NodesRoles []string `json:"nodesRoles"`
	// Region is the AWS region of the cluster.
	Region string
}

type EphemeralDevice 

type EphemeralDevice struct {
	DeviceName  string
	VirtualName string
	SizeGB      int
}

type GetCallerIdentityResponse added in v1.19.0 

type GetCallerIdentityResponse struct {
	XMLName                 xml.Name                  `xml:"GetCallerIdentityResponse"`
	GetCallerIdentityResult []GetCallerIdentityResult `xml:"GetCallerIdentityResult"`
	ResponseMetadata        []ResponseMetadata        `xml:"ResponseMetadata"`
}

type GetCallerIdentityResult added in v1.19.0 

type GetCallerIdentityResult struct {
	Arn     string `xml:"Arn"`
	UserId  string `xml:"UserId"`
	Account string `xml:"Account"`
}

type LoggingRetryer added in v1.10.0 

type LoggingRetryer struct {
	client.DefaultRetryer
}

LoggingRetryer adds some logging when we are retrying, so we have some idea what is happening Right now it is very basic - e.g. it only logs when we retry (so doesn't log when we fail due to too many retries)

func (LoggingRetryer) RetryRules added in v1.10.0 

func (l LoggingRetryer) RetryRules(r *request.Request) time.Duration

type MockAWSCloud 

type MockAWSCloud struct {
	MockCloud
	// contains filtered or unexported fields
}

func BuildMockAWSCloud added in v1.10.0 

func BuildMockAWSCloud(region string, zoneLetters string) *MockAWSCloud

func InstallMockAWSCloud 

func InstallMockAWSCloud(region string, zoneLetters string) *MockAWSCloud

func (*MockAWSCloud) AccountInfo added in v1.19.0 

func (c *MockAWSCloud) AccountInfo() (string, string, error)

AccountInfo returns the AWS account ID and AWS partition that we are deploying into

func (*MockAWSCloud) AddAWSTags 

func (c *MockAWSCloud) AddAWSTags(id string, expected map[string]string) error

func (*MockAWSCloud) AddTags 

func (c *MockAWSCloud) AddTags(name *string, tags map[string]string)

func (*MockAWSCloud) Autoscaling 

func (c *MockAWSCloud) Autoscaling() autoscalingiface.AutoScalingAPI

func (*MockAWSCloud) BuildFilters 

func (c *MockAWSCloud) BuildFilters(name *string) []*ec2.Filter

func (*MockAWSCloud) BuildTags 

func (c *MockAWSCloud) BuildTags(name *string) map[string]string

func (*MockAWSCloud) CloudFormation added in v1.10.0 

func (c *MockAWSCloud) CloudFormation() *cloudformation.CloudFormation

func (*MockAWSCloud) CreateELBTags 

func (c *MockAWSCloud) CreateELBTags(loadBalancerName string, tags map[string]string) error

func (*MockAWSCloud) CreateELBV2Tags added in v1.11.0 

func (c *MockAWSCloud) CreateELBV2Tags(ResourceArn string, tags map[string]string) error

func (*MockAWSCloud) CreateTags 

func (c *MockAWSCloud) CreateTags(resourceId string, tags map[string]string) error

func (*MockAWSCloud) DefaultInstanceType added in v1.10.0 

func (c *MockAWSCloud) DefaultInstanceType(cluster *kops.Cluster, ig *kops.InstanceGroup) (string, error)

DefaultInstanceType determines an instance type for the specified cluster & instance group

func (*MockAWSCloud) DeleteGroup added in v1.10.0 

func (c *MockAWSCloud) DeleteGroup(g *cloudinstances.CloudInstanceGroup) error

func (*MockAWSCloud) DeleteInstance added in v1.10.0 

func (c *MockAWSCloud) DeleteInstance(i *cloudinstances.CloudInstance) error

func (*MockAWSCloud) DeleteTags added in v1.10.0 

func (c *MockAWSCloud) DeleteTags(id string, tags map[string]string) error

func (*MockAWSCloud) DescribeAvailabilityZones 

func (c *MockAWSCloud) DescribeAvailabilityZones() ([]*ec2.AvailabilityZone, error)

func (*MockAWSCloud) DescribeInstance 

func (c *MockAWSCloud) DescribeInstance(instanceID string) (*ec2.Instance, error)

func (*MockAWSCloud) DescribeInstanceType added in v1.19.0 

func (c *MockAWSCloud) DescribeInstanceType(instanceType string) (*ec2.InstanceTypeInfo, error)

DescribeInstanceType calls ec2.DescribeInstanceType to get information for a particular instance type

func (*MockAWSCloud) DescribeVPC 

func (c *MockAWSCloud) DescribeVPC(vpcID string) (*ec2.Vpc, error)

func (*MockAWSCloud) DetachInstance added in v1.18.0 

func (c *MockAWSCloud) DetachInstance(i *cloudinstances.CloudInstance) error

func (*MockAWSCloud) EC2 

func (c *MockAWSCloud) EC2() ec2iface.EC2API

func (*MockAWSCloud) ELB 

func (c *MockAWSCloud) ELB() elbiface.ELBAPI

func (*MockAWSCloud) ELBV2 added in v1.11.0 

func (c *MockAWSCloud) ELBV2() elbv2iface.ELBV2API

func (*MockAWSCloud) EventBridge added in v1.21.0 

func (c *MockAWSCloud) EventBridge() eventbridgeiface.EventBridgeAPI

func (*MockAWSCloud) FindClusterStatus added in v1.10.0 

func (c *MockAWSCloud) FindClusterStatus(cluster *kops.Cluster) (*kops.ClusterStatus, error)

FindEtcdStatus discovers the status of the cluster, by looking for the tagged etcd volumes

func (*MockAWSCloud) FindVPCInfo added in v1.10.0 

func (c *MockAWSCloud) FindVPCInfo(id string) (*fi.VPCInfo, error)

func (*MockAWSCloud) GetCloudGroups added in v1.10.0 

func (c *MockAWSCloud) GetCloudGroups(cluster *kops.Cluster, instancegroups []*kops.InstanceGroup, warnUnmatched bool, nodes []v1.Node) (map[string]*cloudinstances.CloudInstanceGroup, error)

func (*MockAWSCloud) GetELBTags 

func (c *MockAWSCloud) GetELBTags(loadBalancerName string) (map[string]string, error)

func (*MockAWSCloud) GetELBV2Tags added in v1.11.0 

func (c *MockAWSCloud) GetELBV2Tags(ResourceArn string) (map[string]string, error)

func (*MockAWSCloud) GetTags 

func (c *MockAWSCloud) GetTags(resourceID string) (map[string]string, error)

func (*MockAWSCloud) IAM 

func (c *MockAWSCloud) IAM() iamiface.IAMAPI

func (*MockAWSCloud) Region 

func (c *MockAWSCloud) Region() string

func (*MockAWSCloud) RemoveELBTags added in v1.15.1 

func (c *MockAWSCloud) RemoveELBTags(loadBalancerName string, tags map[string]string) error

func (*MockAWSCloud) RemoveELBV2Tags added in v1.19.0 

func (c *MockAWSCloud) RemoveELBV2Tags(ResourceArn string, tags map[string]string) error

func (*MockAWSCloud) ResolveImage 

func (c *MockAWSCloud) ResolveImage(name string) (*ec2.Image, error)

func (*MockAWSCloud) Route53 

func (c *MockAWSCloud) Route53() route53iface.Route53API

func (*MockAWSCloud) SQS added in v1.21.0 

func (c *MockAWSCloud) SQS() sqsiface.SQSAPI

func (*MockAWSCloud) Spotinst added in v1.11.0 

func (c *MockAWSCloud) Spotinst() spotinst.Cloud

func (*MockAWSCloud) Tags 

func (c *MockAWSCloud) Tags() map[string]string

func (*MockAWSCloud) UpdateTags added in v1.19.0 

func (c *MockAWSCloud) UpdateTags(id string, tags map[string]string) error

func (*MockAWSCloud) WithTags 

func (c *MockAWSCloud) WithTags(tags map[string]string) AWSCloud

type MockCloud 

type MockCloud struct {
	MockAutoscaling    autoscalingiface.AutoScalingAPI
	MockCloudFormation *cloudformation.CloudFormation
	MockEC2            ec2iface.EC2API
	MockIAM            iamiface.IAMAPI
	MockRoute53        route53iface.Route53API
	MockELB            elbiface.ELBAPI
	MockELBV2          elbv2iface.ELBV2API
	MockSpotinst       spotinst.Cloud
	MockSQS            sqsiface.SQSAPI
	MockEventBridge    eventbridgeiface.EventBridgeAPI
}

func (*MockCloud) DNS 

func (c *MockCloud) DNS() (dnsprovider.Interface, error)

func (*MockCloud) ProviderID 

func (c *MockCloud) ProviderID() kops.CloudProviderID

type RegionDelayers added in v1.10.0 

type RegionDelayers struct {
	// contains filtered or unexported fields
}

type RequestLogger added in v1.10.0 

type RequestLogger struct {
	// contains filtered or unexported fields
}

RequestLogger logs every AWS request

type ResponseMetadata added in v1.19.0 

type ResponseMetadata struct {
	RequestId string `xml:"RequestId"`
}

type TruncateStringOptions added in v1.18.3 

type TruncateStringOptions struct {
	// AlwaysAddHash will always cause the hash to be appended.
	// Useful to stop users assuming that the name will never be truncated.
	AlwaysAddHash bool

	// MaxLength controls the maximum length of the string.
	MaxLength int

	// HashLength controls the length of the hash to be appended.
	HashLength int
}

TruncateStringOptions contains parameters for how we truncate strings

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