acsengine

package
v0.23.0-rc.1 Latest Latest
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 Go to latest Published: Oct 11, 2018 License: MIT Imports: 36 Imported by: 149

Documentation

Overview

Package acsengine takes an ACS cluster model and generates the corresponding template

Index

Constants

View Source 
const (
	// DefaultOpenShiftMasterSubnet is the default value for master subnet for Openshift.
	DefaultOpenShiftMasterSubnet = "10.0.0.0/24"
	// DefaultOpenShiftFirstConsecutiveStaticIP is the default static ip address for master 0 for Openshift.
	DefaultOpenShiftFirstConsecutiveStaticIP = "10.0.0.11"
	// DefaultMasterSubnet specifies the default master subnet for DCOS or Swarm
	DefaultMasterSubnet = "172.16.0.0/24"
	// DefaultFirstConsecutiveStaticIP specifies the static IP address on master 0 for DCOS or Swarm
	DefaultFirstConsecutiveStaticIP = "172.16.0.5"
	// DefaultSwarmWindowsMasterSubnet specifies the default master subnet for a Swarm Windows cluster
	DefaultSwarmWindowsMasterSubnet = "192.168.255.0/24"
	// DefaultSwarmWindowsFirstConsecutiveStaticIP specifies the static IP address on master 0 for a Swarm WIndows cluster
	DefaultSwarmWindowsFirstConsecutiveStaticIP = "192.168.255.5"
	// DefaultDCOSMasterSubnet specifies the default master subnet for a DCOS cluster
	DefaultDCOSMasterSubnet = "192.168.255.0/24"
	// DefaultDCOSFirstConsecutiveStaticIP  specifies the static IP address on master 0 for a DCOS cluster
	DefaultDCOSFirstConsecutiveStaticIP = "192.168.255.5"
	// DefaultDCOSBootstrapStaticIP specifies the static IP address on bootstrap for a DCOS cluster
	DefaultDCOSBootstrapStaticIP = "192.168.255.240"
	// DefaultKubernetesMasterSubnet specifies the default subnet for masters and agents.
	// Except when master VMSS is used, this specifies the default subnet for masters.
	DefaultKubernetesMasterSubnet = "10.240.0.0/16"
	// DefaultKubernetesClusterSubnet specifies the default subnet for pods.
	DefaultKubernetesClusterSubnet = "10.244.0.0/16"
	// DefaultDockerBridgeSubnet specifies the default subnet for the docker bridge network for masters and agents.
	DefaultDockerBridgeSubnet = "172.17.0.1/16"
	// DefaultAgentSubnetTemplate specifies a default agent subnet
	DefaultAgentSubnetTemplate = "10.%d.0.0/16"
	// DefaultKubernetesSubnet specifies the default subnet used for all masters, agents and pods
	// when VNET integration is enabled.
	DefaultKubernetesSubnet = "10.240.0.0/12"
	// DefaultVNETCIDR is the default CIDR block for the VNET
	DefaultVNETCIDR = "10.0.0.0/8"
	// DefaultKubernetesMaxPods is the maximum number of pods to run on a node.
	DefaultKubernetesMaxPods = 110
	// DefaultKubernetesMaxPodsVNETIntegrated is the maximum number of pods to run on a node when VNET integration is enabled.
	DefaultKubernetesMaxPodsVNETIntegrated = 30
	// DefaultKubernetesClusterDomain is the dns suffix used in the cluster (used as a SAN in the PKI generation)
	DefaultKubernetesClusterDomain = "cluster.local"
	// DefaultInternalLbStaticIPOffset specifies the offset of the internal LoadBalancer's IP
	// address relative to the first consecutive Kubernetes static IP
	DefaultInternalLbStaticIPOffset = 10
	// NetworkPolicyNone is the string expression for the deprecated NetworkPolicy usage pattern "none"
	NetworkPolicyNone = "none"
	// NetworkPolicyCalico is the string expression for calico network policy config option
	NetworkPolicyCalico = "calico"
	// NetworkPolicyCilium is the string expression for cilium network policy config option
	NetworkPolicyCilium = "cilium"
	// NetworkPolicyAzure is the string expression for Azure CNI network policy manager
	NetworkPolicyAzure = "azure"
	// NetworkPluginAzure is the string expression for Azure CNI plugin
	NetworkPluginAzure = "azure"
	// NetworkPluginKubenet is the string expression for kubenet network plugin
	NetworkPluginKubenet = "kubenet"
	// NetworkPluginFlannel is the string expression for flannel network policy config option
	NetworkPluginFlannel = "flannel"
	// DefaultNetworkPlugin defines the network plugin to use by default
	DefaultNetworkPlugin = NetworkPluginKubenet
	// DefaultNetworkPolicy defines the network policy implementation to use by default
	DefaultNetworkPolicy = ""
	// DefaultNetworkPluginWindows defines the network plugin implementation to use by default for clusters with Windows agent pools
	DefaultNetworkPluginWindows = NetworkPluginKubenet
	// DefaultNetworkPolicyWindows defines the network policy implementation to use by default for clusters with Windows agent pools
	DefaultNetworkPolicyWindows = ""
	// DefaultContainerRuntime is docker
	DefaultContainerRuntime = "docker"
	// DefaultKubernetesNodeStatusUpdateFrequency is 10s, see --node-status-update-frequency at https://kubernetes.io/docs/admin/kubelet/
	DefaultKubernetesNodeStatusUpdateFrequency = "10s"
	// DefaultKubernetesHardEvictionThreshold is memory.available<100Mi,nodefs.available<10%,nodefs.inodesFree<5%, see --eviction-hard at https://kubernetes.io/docs/admin/kubelet/
	DefaultKubernetesHardEvictionThreshold = "memory.available<100Mi,nodefs.available<10%,nodefs.inodesFree<5%"
	// DefaultKubernetesCtrlMgrNodeMonitorGracePeriod is 40s, see --node-monitor-grace-period at https://kubernetes.io/docs/admin/kube-controller-manager/
	DefaultKubernetesCtrlMgrNodeMonitorGracePeriod = "40s"
	// DefaultKubernetesCtrlMgrPodEvictionTimeout is 5m0s, see --pod-eviction-timeout at https://kubernetes.io/docs/admin/kube-controller-manager/
	DefaultKubernetesCtrlMgrPodEvictionTimeout = "5m0s"
	// DefaultKubernetesCtrlMgrRouteReconciliationPeriod is 10s, see --route-reconciliation-period at https://kubernetes.io/docs/admin/kube-controller-manager/
	DefaultKubernetesCtrlMgrRouteReconciliationPeriod = "10s"
	// DefaultKubernetesCtrlMgrTerminatedPodGcThreshold is set to 5000, see --terminated-pod-gc-threshold at https://kubernetes.io/docs/admin/kube-controller-manager/ and https://github.com/kubernetes/kubernetes/issues/22680
	DefaultKubernetesCtrlMgrTerminatedPodGcThreshold = "5000"
	// DefaultKubernetesCtrlMgrUseSvcAccountCreds is "true", see --use-service-account-credentials at https://kubernetes.io/docs/admin/kube-controller-manager/
	DefaultKubernetesCtrlMgrUseSvcAccountCreds = "false"
	// DefaultKubernetesCloudProviderBackoff is false to disable cloudprovider backoff implementation for API calls
	DefaultKubernetesCloudProviderBackoff = true
	// DefaultKubernetesCloudProviderRateLimit is false to disable cloudprovider rate limiting implementation for API calls
	DefaultKubernetesCloudProviderRateLimit = true
	// DefaultKubeHeapsterDeploymentAddonName is the name of the kube-heapster-deployment addon
	DefaultKubeHeapsterDeploymentAddonName = "kube-heapster-deployment"
	// DefaultKubeDNSDeploymentAddonName is the name of the kube-dns-deployment addon
	DefaultKubeDNSDeploymentAddonName = "kube-dns-deployment"
	// DefaultCoreDNSAddonName is the name of the coredns addon
	DefaultCoreDNSAddonName = "coredns"
	// DefaultDNSAutoscalerAddonName is the name of the coredns addon
	DefaultDNSAutoscalerAddonName = "dns-autoscaler"
	// DefaultKubeProxyAddonName is the name of the kube-proxy config addon
	DefaultKubeProxyAddonName = "kube-proxy-daemonset"
	// DefaultAzureStorageClassesAddonName is the name of the azure storage classes addon
	DefaultAzureStorageClassesAddonName = "azure-storage-classes"
	// DefaultAzureNpmDaemonSetAddonName is the name of the azure npm daemon set addon
	DefaultAzureNpmDaemonSetAddonName = "azure-npm-daemonset"
	// DefaultCalicoDaemonSetAddonName is the name of calico daemonset addon
	DefaultCalicoDaemonSetAddonName = "calico-daemonset"
	// DefaultCiliumDaemonSetAddonName is the name of cilium daemonset addon
	DefaultCiliumDaemonSetAddonName = "cilium-daemonset"
	// DefaultFlannelDaemonSetAddonName is the name of flannel plugin daemonset addon
	DefaultFlannelDaemonSetAddonName = "flannel-daemonset"
	// DefaultAADAdminGroupRBACAddonName is the name of the default admin group RBAC addon
	DefaultAADAdminGroupRBACAddonName = "aad-default-admin-group-rbac"
	// DefaultAzureCloudProviderDeploymentAddonName is the name of the azure cloud provider deployment addon
	DefaultAzureCloudProviderDeploymentAddonName = "azure-cloud-provider-deployment"
	// DefaultAzureCNINetworkMonitorAddonName is the name of the azure cni network monitor addon
	DefaultAzureCNINetworkMonitorAddonName = "azure-cni-networkmonitor"
	// DefaultAuditPolicyAddonName is the name of the audit policy addon
	DefaultAuditPolicyAddonName = "audit-policy"
	// DefaultTillerAddonName is the name of the tiller addon deployment
	DefaultTillerAddonName = "tiller"
	// DefaultTillerMaxHistory limits the maximum number of revisions saved per release. Use 0 for no limit.
	DefaultTillerMaxHistory = 0
	// DefaultAADPodIdentityAddonName is the name of the aad-pod-identity addon deployment
	DefaultAADPodIdentityAddonName = "aad-pod-identity"
	// DefaultACIConnectorAddonName is the name of the aci-connector addon deployment
	DefaultACIConnectorAddonName = "aci-connector"
	// DefaultDashboardAddonName is the name of the kubernetes-dashboard addon deployment
	DefaultDashboardAddonName = "kubernetes-dashboard"
	// DefaultClusterAutoscalerAddonName is the name of the autoscaler addon deployment
	DefaultClusterAutoscalerAddonName = "cluster-autoscaler"
	// DefaultBlobfuseFlexVolumeAddonName is the name of the blobfuse flexvolume addon
	DefaultBlobfuseFlexVolumeAddonName = "blobfuse-flexvolume"
	// DefaultSMBFlexVolumeAddonName is the name of the smb flexvolume addon
	DefaultSMBFlexVolumeAddonName = "smb-flexvolume"
	// DefaultKeyVaultFlexVolumeAddonName is the name of the keyvault flexvolume addon deployment
	DefaultKeyVaultFlexVolumeAddonName = "keyvault-flexvolume"
	// DefaultELBSVCAddonName is the name of the elb service addon deployment
	DefaultELBSVCAddonName = "elb-svc"
	// DefaultKubernetesDNSServiceIP specifies the IP address that kube-dns
	// listens on by default. must by in the default Service CIDR range.
	DefaultKubernetesDNSServiceIP = "10.0.0.10"
	// DefaultKubernetesServiceCIDR specifies the IP subnet that kubernetes will
	// create Service IPs within.
	DefaultKubernetesServiceCIDR = "10.0.0.0/16"
	//DefaultKubernetesGCHighThreshold specifies the value for  for the image-gc-high-threshold kubelet flag
	DefaultKubernetesGCHighThreshold = 85
	//DefaultKubernetesGCLowThreshold specifies the value for the image-gc-low-threshold kubelet flag
	DefaultKubernetesGCLowThreshold = 80
	// DefaultGeneratorCode specifies the source generator of the cluster template.
	DefaultGeneratorCode = "acsengine"
	// DefaultEtcdVersion specifies the default etcd version to install
	DefaultEtcdVersion = "3.2.23"
	// DefaultEtcdDiskSize specifies the default size for Kubernetes master etcd disk volumes in GB
	DefaultEtcdDiskSize = "256"
	// DefaultEtcdDiskSizeGT3Nodes = size for Kubernetes master etcd disk volumes in GB if > 3 nodes
	DefaultEtcdDiskSizeGT3Nodes = "512"
	// DefaultEtcdDiskSizeGT10Nodes = size for Kubernetes master etcd disk volumes in GB if > 10 nodes
	DefaultEtcdDiskSizeGT10Nodes = "1024"
	// DefaultEtcdDiskSizeGT20Nodes = size for Kubernetes master etcd disk volumes in GB if > 20 nodes
	DefaultEtcdDiskSizeGT20Nodes = "2048"
	// DefaultReschedulerAddonName is the name of the rescheduler addon deployment
	DefaultReschedulerAddonName = "rescheduler"
	// DefaultMetricsServerAddonName is the name of the kubernetes Metrics server addon deployment
	DefaultMetricsServerAddonName = "metrics-server"
	// NVIDIADevicePluginAddonName is the name of the kubernetes NVIDIA Device Plugin daemon set
	NVIDIADevicePluginAddonName = "nvidia-device-plugin"
	// ContainerMonitoringAddonName is the name of the kubernetes Container Monitoring addon deployment
	ContainerMonitoringAddonName = "container-monitoring"
	// AzureCNINetworkMonitoringAddonName is the name of the Azure CNI networkmonitor addon
	AzureCNINetworkMonitoringAddonName = "azure-cni-networkmonitor"
	// AzureNetworkPolicyAddonName is the name of the Azure CNI networkmonitor addon
	AzureNetworkPolicyAddonName = "azure-npm-daemonset"
	// IPMASQAgentAddonName is the name of the ip masq agent addon
	IPMASQAgentAddonName = "ip-masq-agent"
	// DefaultKubernetesKubeletMaxPods is the max pods per kubelet
	DefaultKubernetesKubeletMaxPods = 110
	// DefaultMasterEtcdServerPort is the default etcd server port for Kubernetes master nodes
	DefaultMasterEtcdServerPort = 2380
	// DefaultMasterEtcdClientPort is the default etcd client port for Kubernetes master nodes
	DefaultMasterEtcdClientPort = 2379
	// DefaultKubeletEventQPS is 0, see --event-qps at https://kubernetes.io/docs/reference/generated/kubelet/
	DefaultKubeletEventQPS = "0"
	// DefaultKubeletCadvisorPort is 0, see --cadvisor-port at https://kubernetes.io/docs/reference/generated/kubelet/
	DefaultKubeletCadvisorPort = "0"
	// DefaultJumpboxDiskSize specifies the default size for private cluster jumpbox OS disk in GB
	DefaultJumpboxDiskSize = 30
	// DefaultJumpboxUsername specifies the default admin username for the private cluster jumpbox
	DefaultJumpboxUsername = "azureuser"
	// DefaultKubeletPodMaxPIDs specifies the default max pid authorized by pods
	DefaultKubeletPodMaxPIDs = 100
	// DefaultKubernetesAgentSubnetVMSS specifies the default subnet for agents when master is VMSS
	DefaultKubernetesAgentSubnetVMSS = "10.248.0.0/13"
	// DefaultUserAssignedID specifies the default name for the user assigned identity
	DefaultUserAssignedID = "acsenginetestid"
)
View Source 
const (
	//DefaultExtensionsRootURL  Root URL for extensions
	DefaultExtensionsRootURL = "https://raw.githubusercontent.com/Azure/acs-engine/master/"
	// DefaultDockerEngineRepo for grabbing docker engine packages
	DefaultDockerEngineRepo = "https://download.docker.com/linux/ubuntu"
	// DefaultDockerComposeURL for grabbing docker images
	DefaultDockerComposeURL = "https://github.com/docker/compose/releases/download"
)
View Source 
const (
	// AzureCniPluginVerLinux specifies version of Azure CNI plugin, which has been mirrored from
	// https://github.com/Azure/azure-container-networking/releases/download/${AZURE_PLUGIN_VER}/azure-vnet-cni-linux-amd64-${AZURE_PLUGIN_VER}.tgz
	// to https://acs-mirror.azureedge.net/cni
	AzureCniPluginVerLinux = "v1.0.11"
	// AzureCniPluginVerWindows specifies version of Azure CNI plugin, which has been mirrored from
	// https://github.com/Azure/azure-container-networking/releases/download/${AZURE_PLUGIN_VER}/azure-vnet-cni-windows-amd64-${AZURE_PLUGIN_VER}.tgz
	// to https://acs-mirror.azureedge.net/cni
	AzureCniPluginVerWindows = "v1.0.11"
)
View Source 
const (
	//DefaultConfigurationScriptRootURL  Root URL for configuration script (used for script extension on RHEL)
	DefaultConfigurationScriptRootURL = "https://raw.githubusercontent.com/Azure/acs-engine/master/parts/"
)

Variables

View Source 
var AzureLocations = []string{
	"australiacentral",
	"australiacentral2",
	"australiaeast",
	"australiasoutheast",
	"brazilsouth",
	"canadacentral",
	"canadaeast",
	"centralindia",
	"centralus",
	"centraluseuap",
	"chinaeast",
	"chinaeast2",
	"chinanorth",
	"chinanorth2",
	"eastasia",
	"eastus",
	"eastus2",
	"eastus2euap",
	"francecentral",
	"francesouth",
	"japaneast",
	"japanwest",
	"koreacentral",
	"koreasouth",
	"northcentralus",
	"northeurope",
	"southcentralus",
	"southeastasia",
	"southindia",
	"uksouth",
	"ukwest",
	"westcentralus",
	"westeurope",
	"westindia",
	"westus",
	"westus2",
	"chinaeast",
	"chinanorth",
	"chinanorth2",
	"chinaeast2",
	"germanycentral",
	"germanynortheast",
	"usgovvirginia",
	"usgoviowa",
	"usgovarizona",
	"usgovtexas",
	"francecentral",
}

AzureLocations provides all azure regions in prod. Related powershell to refresh this list: 

Get-AzureRmLocation | Select-Object -Property Location
View Source 
var KubeConfigs = getKubeConfigs()

KubeConfigs represents Docker images used for Kubernetes components based on Kubernetes versions (major.minor.patch)

Functions

func CreateMockContainerService added in v0.20.0 

func CreateMockContainerService(containerServiceName, orchestratorVersion string, masterCount, agentCount int, certs bool) *api.ContainerService

CreateMockContainerService returns a mock container service for testing purposes

func FormatAzureProdFQDN 

func FormatAzureProdFQDN(fqdnPrefix string, location string) string

FormatAzureProdFQDN constructs an Azure prod fqdn

func GenerateKubeConfig 

func GenerateKubeConfig(properties *api.Properties, location string) (string, error)

GenerateKubeConfig returns a JSON string representing the KubeConfig

func GetClassicAllowedSizes 

func GetClassicAllowedSizes() string

GetClassicAllowedSizes returns the classic allowed sizes

func GetClassicSizeMap 

func GetClassicSizeMap() string

GetClassicSizeMap returns the size / storage map

func GetDCOSMasterAllowedSizes 

func GetDCOSMasterAllowedSizes() string

GetDCOSMasterAllowedSizes returns the master allowed sizes

func GetKubernetesAgentAllowedSizes 

func GetKubernetesAgentAllowedSizes() string

GetKubernetesAgentAllowedSizes returns the allowed sizes for Kubernetes agent

func GetMasterAgentAllowedSizes 

func GetMasterAgentAllowedSizes() string

GetMasterAgentAllowedSizes returns the agent allowed sizes

func GetSizeMap 

func GetSizeMap() string

GetSizeMap returns the size / storage map

func GetTenantID 

func GetTenantID(resourceManagerEndpoint string, subscriptionID string) (string, error)

GetTenantID figures out the AAD tenant ID of the subscription by making an unauthenticated request to the Get Subscription Details endpoint and parses the value from WWW-Authenticate header. TODO this should probably to to the armhelpers library

Types

type ArtifactWriter added in v0.5.0 

type ArtifactWriter struct {
	Translator *i18n.Translator
}

ArtifactWriter represents the object that writes artifacts

func (*ArtifactWriter) WriteTLSArtifacts added in v0.5.0 

func (w *ArtifactWriter) WriteTLSArtifacts(containerService *api.ContainerService, apiVersion, template, parameters, artifactsDir string, certsGenerated bool, parametersOnly bool) error

WriteTLSArtifacts saves TLS certificates and keys to the server filesystem

type AzureEndpointConfig added in v0.6.0 

type AzureEndpointConfig struct {
	ResourceManagerVMDNSSuffix string
}

AzureEndpointConfig describes an Azure endpoint

type AzureOSImageConfig added in v0.6.0 

type AzureOSImageConfig struct {
	ImageOffer     string
	ImageSku       string
	ImagePublisher string
	ImageVersion   string
}

AzureOSImageConfig describes an Azure OS image

type Context added in v0.5.0 

type Context struct {
	Translator *i18n.Translator
}

Context represents the object that is passed to the package

type CustomFileReader added in v0.19.0 

type CustomFileReader struct {
	Source io.Reader
	Dest   string
}

CustomFileReader takes represents the source text of a file as an io.Reader and the desired destination to add it to

type DCOSNodeType 

type DCOSNodeType string

DCOSNodeType represents the type of DCOS Node 

const (
	// DCOSMaster represents the master node type
	DCOSMaster DCOSNodeType = "DCOSMaster"
	// DCOSPrivateAgent represents the private agent node type
	DCOSPrivateAgent DCOSNodeType = "DCOSPrivateAgent"
	// DCOSPublicAgent represents the public agent node type
	DCOSPublicAgent DCOSNodeType = "DCOSPublicAgent"
)

type DCOSSpecConfig 

type DCOSSpecConfig struct {
	DCOS188BootstrapDownloadURL     string
	DCOS190BootstrapDownloadURL     string
	DCOS198BootstrapDownloadURL     string
	DCOS110BootstrapDownloadURL     string
	DCOS111BootstrapDownloadURL     string
	DCOSWindowsBootstrapDownloadURL string
	DcosRepositoryURL               string // For custom install, for example CI, need these three addributes
	DcosClusterPackageListID        string // the id of the package list file
	DcosProviderPackageID           string // the id of the dcos-provider-xxx package
}

DCOSSpecConfig is the configurations of DCOS

type DockerSpecConfig 

type DockerSpecConfig struct {
	DockerEngineRepo         string
	DockerComposeDownloadURL string
}

DockerSpecConfig is the configurations of docker

type KeyVaultID 

type KeyVaultID struct {
	ID string `json:"id"`
}

KeyVaultID represents a KeyVault instance on Azure

type KeyVaultRef 

type KeyVaultRef struct {
	KeyVault      KeyVaultID `json:"keyVault"`
	SecretName    string     `json:"secretName"`
	SecretVersion string     `json:"secretVersion,omitempty"`
}

KeyVaultRef represents a reference to KeyVault instance on Azure

type KubernetesSpecConfig 

type KubernetesSpecConfig struct {
	KubernetesImageBase              string
	TillerImageBase                  string
	ACIConnectorImageBase            string
	NVIDIAImageBase                  string
	AzureCNIImageBase                string
	EtcdDownloadURLBase              string
	KubeBinariesSASURLBase           string
	WindowsPackageSASURLBase         string
	WindowsTelemetryGUID             string
	CNIPluginsDownloadURL            string
	VnetCNILinuxPluginsDownloadURL   string
	VnetCNIWindowsPluginsDownloadURL string
	ContainerdDownloadURLBase        string
}

KubernetesSpecConfig is the kubernetes container images used.

type TemplateGenerator 

type TemplateGenerator struct {
	Translator *i18n.Translator
}

TemplateGenerator represents the object that performs the template generation.

func InitializeTemplateGenerator 

func InitializeTemplateGenerator(ctx Context) (*TemplateGenerator, error)

InitializeTemplateGenerator creates a new template generator object

func (*TemplateGenerator) GenerateTemplate 

func (t *TemplateGenerator) GenerateTemplate(containerService *api.ContainerService, generatorCode string, isUpgrade, isScale bool, acsengineVersion string) (templateRaw string, parametersRaw string, certsGenerated bool, err error)

GenerateTemplate generates the template from the API Model

type V20160330ContainerService 

type V20160330ContainerService struct {
	api.TypeMeta
	*v20160330.ContainerService
}

V20160330ContainerService is the type we read and write from file needed because the json that is sent to ARM and acs-engine is different from the json that the ACS RP Api gets from ARM

type VlabsContainerService 

type VlabsContainerService struct {
	api.TypeMeta
	*vlabs.ContainerService
}

VlabsContainerService is the type we read and write from file needed because the json that is sent to ARM and acs-engine is different from the json that the ACS RP Api gets from ARM

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