types

package
v0.18.0 Latest Latest
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 Go to latest Published: Sep 14, 2021 License: BSD-3-Clause Imports: 11 Imported by: 3

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Constants

View Source 
const (
	// env var containing the expected number of interfaces injected into every container
	CLAB_ENV_INTFS = "CLAB_INTFS"
)

Variables

This section is empty.

Functions

func DisableTxOffload added in v0.15.0 

func DisableTxOffload(n *NodeConfig) error

Types

type ConfigDispatcher added in v0.15.0 

type ConfigDispatcher struct {
	Vars map[string]interface{} `yaml:"vars,omitempty"`
}

ConfigDispatcher represents the config of a configuration machine that is responsible to execute configuration commands on the nodes after they started

func (*ConfigDispatcher) GetVars added in v0.15.0 

func (cd *ConfigDispatcher) GetVars() map[string]interface{}

type Endpoint 

type Endpoint struct {
	Node *NodeConfig
	// e1-x, eth, etc
	EndpointName string
	// mac address
	MAC string
}

Endpoint is a struct that contains information of a link endpoint

type Extras added in v0.18.0 

type Extras struct {
	SRLAgents []string `yaml:"srl-agents,omitempty"` // Nokia SR Linux agents. As of now just the agents spec files can be provided here
}

Extras contains extra node parameters which are not entitled to be part of a generic node config

type GenericContainer 

type GenericContainer struct {
	Names           []string
	ID              string
	ShortID         string // trimmed ID for display purposes
	Image           string
	State           string
	Status          string
	Labels          map[string]string
	Pid             int
	NetworkSettings *GenericMgmtIPs
}

Data struct storing generic container data

type GenericFilter added in v0.15.0 

type GenericFilter struct {
	// defined by now "label"
	FilterType string
	// defines e.g. the label name for FilterType "label"
	Field string
	// = | != | exists
	Operator string
	// match value
	Match string
}

func FilterFromLabelStrings added in v0.15.0 

func FilterFromLabelStrings(labels []string) []*GenericFilter

type GenericMgmtIPs 

type GenericMgmtIPs struct {
	Set      bool
	IPv4addr string
	IPv4pLen int
	IPv6addr string
	IPv6pLen int
}
type Link struct {
	A      *Endpoint
	B      *Endpoint
	MTU    int
	Labels map[string]string
	Vars   map[string]interface{}
}

Link is a struct that contains the information of a link between 2 containers

func (*Link) String added in v0.15.0 

func (link *Link) String() string

type LinkConfig added in v0.15.0 

type LinkConfig struct {
	Endpoints []string
	Labels    map[string]string      `yaml:"labels,omitempty"`
	Vars      map[string]interface{} `yaml:"vars,omitempty"`
}

type MgmtNet 

type MgmtNet struct {
	Network    string `yaml:"network,omitempty"` // docker network name
	Bridge     string `yaml:"bridge,omitempty"`  // linux bridge backing the docker network (or containerd bridge net)
	IPv4Subnet string `yaml:"ipv4_subnet,omitempty"`
	IPv6Subnet string `yaml:"ipv6_subnet,omitempty"`
	MTU        string `yaml:"mtu,omitempty"`
}

mgmtNet struct defines the management network options it is provided via docker network object

type NodeConfig added in v0.15.0 

type NodeConfig struct {
	ShortName            string // name of the Node inside topology YAML
	LongName             string // containerlab-prefixed unique container name
	Fqdn                 string
	LabDir               string // LabDir is a directory related to the node, it contains config items and/or other persistent state
	Index                int
	Group                string
	Kind                 string
	StartupConfig        string // path to config template file that is used for startup config generation
	StartupDelay         uint   // optional delay (in seconds) to wait before creating this node
	EnforceStartupConfig bool   // when set to true will enforce the use of startup-config, even when config is present in the lab directory
	ResStartupConfig     string // path to config file that is actually mounted to the container and is a result of templation
	Config               *ConfigDispatcher
	ResConfig            string // path to config file that is actually mounted to the container and is a result of templation
	NodeType             string
	Position             string
	License              string
	Image                string
	Sysctls              map[string]string
	User                 string
	Entrypoint           string
	Cmd                  string
	Exec                 []string
	Env                  map[string]string
	Binds                []string    // Bind mounts strings (src:dest:options)
	PortBindings         nat.PortMap // PortBindings define the bindings between the container ports and host ports
	PortSet              nat.PortSet // PortSet define the ports that should be exposed on a container
	// container networking mode. if set to `host` the host networking will be used for this node, else bridged network
	NetworkMode          string
	MgmtNet              string // name of the docker network this node is connected to with its first interface
	MgmtIPv4Address      string
	MgmtIPv4PrefixLength int
	MgmtIPv6Address      string
	MgmtIPv6PrefixLength int
	MacAddress           string
	ContainerID          string
	TLSCert              string
	TLSKey               string
	TLSAnchor            string
	NSPath               string   // network namespace path for this node
	Publish              []string //list of ports to publish with mysocketctl
	ExtraHosts           []string // Extra /etc/hosts entries for all nodes
	// container labels
	Labels map[string]string
	// Slice of pointers to local endpoints
	Endpoints []*Endpoint
	// Ignite sandbox and kernel imageNames
	Sandbox, Kernel string
	// Configured container runtime
	Runtime string
	// Resource requirements
	CPU, RAM         string
	DeploymentStatus string // status that is set by containerlab to indicate deployment stage

	// Extras
	Extras *Extras // Extra node parameters
}

NodeConfig is a struct that contains the information of a container element

func (*NodeConfig) GenerateConfig added in v0.15.0 

func (node *NodeConfig) GenerateConfig(dst, templ string) error

GenerateConfig generates configuration for the nodes out of the template based on the node configuration and saves the result to dst

type NodeDefinition added in v0.15.0 

type NodeDefinition struct {
	Kind                 string            `yaml:"kind,omitempty"`
	Group                string            `yaml:"group,omitempty"`
	Type                 string            `yaml:"type,omitempty"`
	StartupConfig        string            `yaml:"startup-config,omitempty"`
	StartupDelay         uint              `yaml:"startup-delay,omitempty"`
	EnforceStartupConfig bool              `yaml:"enforce-startup-config,omitempty"`
	Config               *ConfigDispatcher `yaml:"config,omitempty"`
	Image                string            `yaml:"image,omitempty"`
	License              string            `yaml:"license,omitempty"`
	Position             string            `yaml:"position,omitempty"`
	Entrypoint           string            `yaml:"entrypoint,omitempty"`
	Cmd                  string            `yaml:"cmd,omitempty"`
	// list of commands to run in container
	Exec []string `yaml:"exec,omitempty"`
	// list of bind mount compatible strings
	Binds []string `yaml:"binds,omitempty"`
	// list of port bindings
	Ports []string `yaml:"ports,omitempty"`
	// user-defined IPv4 address in the management network
	MgmtIPv4 string `yaml:"mgmt_ipv4,omitempty"`
	// user-defined IPv6 address in the management network
	MgmtIPv6 string `yaml:"mgmt_ipv6,omitempty"`
	// list of ports to publish with mysocketctl
	Publish []string `yaml:"publish,omitempty"`
	// environment variables
	Env map[string]string `yaml:"env,omitempty"`
	// linux user used in a container
	User string `yaml:"user,omitempty"`
	// container labels
	Labels map[string]string `yaml:"labels,omitempty"`
	// container networking mode. if set to `host` the host networking will be used for this node, else bridged network
	NetworkMode string `yaml:"network-mode,omitempty"`
	// Ignite sandbox and kernel imageNames
	Sandbox string `yaml:"sandbox,omitempty"`
	Kernel  string `yaml:"kernel,omitempty"`
	// Override container runtime
	Runtime string `yaml:"runtime,omitempty"`
	// Set node CPU (cgroup or hypervisor)
	CPU string `yaml:"cpu,omitempty"`
	// Set node RAM (cgroup or hypervisor)
	RAM string `yaml:"ram,omitempty"`

	// Extra options, may be kind specific
	Extras *Extras `yaml:"extras,omitempty"`
}

NodeDefinition represents a configuration a given node can have in the lab definition file

func (*NodeDefinition) GetBinds added in v0.15.0 

func (n *NodeDefinition) GetBinds() []string

func (*NodeDefinition) GetCmd added in v0.15.0 

func (n *NodeDefinition) GetCmd() string

func (*NodeDefinition) GetConfigDispatcher added in v0.15.0 

func (n *NodeDefinition) GetConfigDispatcher() *ConfigDispatcher

func (*NodeDefinition) GetEnforceStartupConfig added in v0.17.0 

func (n *NodeDefinition) GetEnforceStartupConfig() bool

func (*NodeDefinition) GetEntrypoint added in v0.18.0 

func (n *NodeDefinition) GetEntrypoint() string

func (*NodeDefinition) GetEnv added in v0.15.0 

func (n *NodeDefinition) GetEnv() map[string]string

func (*NodeDefinition) GetExec added in v0.18.0 

func (n *NodeDefinition) GetExec() []string

func (*NodeDefinition) GetExtras added in v0.18.0 

func (n *NodeDefinition) GetExtras() *Extras

func (*NodeDefinition) GetGroup added in v0.15.0 

func (n *NodeDefinition) GetGroup() string

func (*NodeDefinition) GetImage added in v0.15.0 

func (n *NodeDefinition) GetImage() string

func (*NodeDefinition) GetKind added in v0.15.0 

func (n *NodeDefinition) GetKind() string

func (*NodeDefinition) GetLabels added in v0.15.0 

func (n *NodeDefinition) GetLabels() map[string]string

func (*NodeDefinition) GetLicense added in v0.15.0 

func (n *NodeDefinition) GetLicense() string

func (*NodeDefinition) GetMgmtIPv4 added in v0.15.0 

func (n *NodeDefinition) GetMgmtIPv4() string

func (*NodeDefinition) GetMgmtIPv6 added in v0.15.0 

func (n *NodeDefinition) GetMgmtIPv6() string

func (*NodeDefinition) GetNetworkMode added in v0.15.0 

func (n *NodeDefinition) GetNetworkMode() string

func (*NodeDefinition) GetNodeCPU added in v0.16.2 

func (n *NodeDefinition) GetNodeCPU() string

func (*NodeDefinition) GetNodeKernel added in v0.15.0 

func (n *NodeDefinition) GetNodeKernel() string

func (*NodeDefinition) GetNodeRAM added in v0.16.2 

func (n *NodeDefinition) GetNodeRAM() string

func (*NodeDefinition) GetNodeRuntime added in v0.15.0 

func (n *NodeDefinition) GetNodeRuntime() string

func (*NodeDefinition) GetNodeSandbox added in v0.15.0 

func (n *NodeDefinition) GetNodeSandbox() string

func (*NodeDefinition) GetPorts added in v0.15.0 

func (n *NodeDefinition) GetPorts() []string

func (*NodeDefinition) GetPostion added in v0.15.0 

func (n *NodeDefinition) GetPostion() string

func (*NodeDefinition) GetPublish added in v0.15.0 

func (n *NodeDefinition) GetPublish() []string

func (*NodeDefinition) GetStartupConfig added in v0.15.0 

func (n *NodeDefinition) GetStartupConfig() string

func (*NodeDefinition) GetStartupDelay added in v0.17.0 

func (n *NodeDefinition) GetStartupDelay() uint

func (*NodeDefinition) GetType added in v0.15.0 

func (n *NodeDefinition) GetType() string

func (*NodeDefinition) GetUser added in v0.15.0 

func (n *NodeDefinition) GetUser() string

func (*NodeDefinition) ImportEnvs added in v0.17.0 

func (n *NodeDefinition) ImportEnvs()

ImportEnvs imports all environment variales defined in the shell if __IMPORT_ENVS is set to true

type Topology added in v0.15.0 

type Topology struct {
	Defaults *NodeDefinition            `yaml:"defaults,omitempty"`
	Kinds    map[string]*NodeDefinition `yaml:"kinds,omitempty"`
	Nodes    map[string]*NodeDefinition `yaml:"nodes,omitempty"`
	Links    []*LinkConfig              `yaml:"links,omitempty"`
}

Topology represents a lab topology

func NewTopology added in v0.15.0 

func NewTopology() *Topology

func (*Topology) GetDefaults added in v0.15.0 

func (t *Topology) GetDefaults() *NodeDefinition

func (*Topology) GetKind added in v0.15.0 

func (t *Topology) GetKind(kind string) *NodeDefinition

func (*Topology) GetKinds added in v0.15.0 

func (t *Topology) GetKinds() map[string]*NodeDefinition

func (*Topology) GetNodeBinds added in v0.15.0 

func (t *Topology) GetNodeBinds(name string) []string

func (*Topology) GetNodeCPU added in v0.16.2 

func (t *Topology) GetNodeCPU(name string) string

func (*Topology) GetNodeCmd added in v0.15.0 

func (t *Topology) GetNodeCmd(name string) string

func (*Topology) GetNodeConfigDispatcher added in v0.15.0 

func (t *Topology) GetNodeConfigDispatcher(name string) *ConfigDispatcher

func (*Topology) GetNodeEnforceStartupConfig added in v0.17.0 

func (t *Topology) GetNodeEnforceStartupConfig(name string) bool

func (*Topology) GetNodeEntrypoint added in v0.18.0 

func (t *Topology) GetNodeEntrypoint(name string) string

func (*Topology) GetNodeEnv added in v0.15.0 

func (t *Topology) GetNodeEnv(name string) map[string]string

func (*Topology) GetNodeExec added in v0.18.0 

func (t *Topology) GetNodeExec(name string) []string

func (*Topology) GetNodeExtras added in v0.18.0 

func (t *Topology) GetNodeExtras(name string) *Extras

Returns the 'extras' section for the given node

func (*Topology) GetNodeGroup added in v0.15.0 

func (t *Topology) GetNodeGroup(name string) string

func (*Topology) GetNodeImage added in v0.15.0 

func (t *Topology) GetNodeImage(name string) string

func (*Topology) GetNodeKernel added in v0.15.0 

func (t *Topology) GetNodeKernel(name string) string

func (*Topology) GetNodeKind added in v0.15.0 

func (t *Topology) GetNodeKind(name string) string

func (*Topology) GetNodeLabels added in v0.15.0 

func (t *Topology) GetNodeLabels(name string) map[string]string

func (*Topology) GetNodeLicense added in v0.15.0 

func (t *Topology) GetNodeLicense(name string) (string, error)

func (*Topology) GetNodeNetworkMode added in v0.15.0 

func (t *Topology) GetNodeNetworkMode(name string) string

func (*Topology) GetNodePorts added in v0.15.0 

func (t *Topology) GetNodePorts(name string) (nat.PortSet, nat.PortMap, error)

func (*Topology) GetNodePosition added in v0.15.0 

func (t *Topology) GetNodePosition(name string) string

func (*Topology) GetNodePublish added in v0.15.0 

func (t *Topology) GetNodePublish(name string) []string

func (*Topology) GetNodeRAM added in v0.16.2 

func (t *Topology) GetNodeRAM(name string) string

func (*Topology) GetNodeRuntime added in v0.15.0 

func (t *Topology) GetNodeRuntime(name string) string

func (*Topology) GetNodeSandbox added in v0.15.0 

func (t *Topology) GetNodeSandbox(name string) string

func (*Topology) GetNodeStartupConfig added in v0.15.0 

func (t *Topology) GetNodeStartupConfig(name string) (string, error)

func (*Topology) GetNodeStartupDelay added in v0.17.0 

func (t *Topology) GetNodeStartupDelay(name string) uint

func (*Topology) GetNodeType added in v0.15.0 

func (t *Topology) GetNodeType(name string) string

func (*Topology) GetNodeUser added in v0.15.0 

func (t *Topology) GetNodeUser(name string) string

func (*Topology) ImportEnvs added in v0.17.0 

func (t *Topology) ImportEnvs()

Source Files

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