94 lines
3.5 KiB
Go
94 lines
3.5 KiB
Go
package terraform
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import (
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"sync"
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"github.com/hashicorp/terraform/config"
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)
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// EvalContext is the interface that is given to eval nodes to execute.
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type EvalContext interface {
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// Stopped returns a channel that is closed when evaluation is stopped
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// via Terraform.Context.Stop()
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Stopped() <-chan struct{}
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// Path is the current module path.
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Path() []string
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// Hook is used to call hook methods. The callback is called for each
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// hook and should return the hook action to take and the error.
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Hook(func(Hook) (HookAction, error)) error
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// Input is the UIInput object for interacting with the UI.
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Input() UIInput
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// InitProvider initializes the provider with the given type and name, and
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// returns the implementation of the resource provider or an error.
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//
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// It is an error to initialize the same provider more than once.
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InitProvider(typ string, name string) (ResourceProvider, error)
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// Provider gets the provider instance with the given name (already
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// initialized) or returns nil if the provider isn't initialized.
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Provider(string) ResourceProvider
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// ProviderSchema retrieves the schema for a particular provider, which
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// must have already be initialized with InitProvider.
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ProviderSchema(string) *ProviderSchema
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// CloseProvider closes provider connections that aren't needed anymore.
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CloseProvider(string) error
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// ConfigureProvider configures the provider with the given
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// configuration. This is a separate context call because this call
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// is used to store the provider configuration for inheritance lookups
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// with ParentProviderConfig().
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ConfigureProvider(string, *ResourceConfig) error
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// ProviderInput and SetProviderInput are used to configure providers
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// from user input.
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ProviderInput(string) map[string]interface{}
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SetProviderInput(string, map[string]interface{})
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// InitProvisioner initializes the provisioner with the given name and
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// returns the implementation of the resource provisioner or an error.
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//
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// It is an error to initialize the same provisioner more than once.
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InitProvisioner(string) (ResourceProvisioner, error)
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// Provisioner gets the provisioner instance with the given name (already
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// initialized) or returns nil if the provisioner isn't initialized.
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Provisioner(string) ResourceProvisioner
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// CloseProvisioner closes provisioner connections that aren't needed
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// anymore.
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CloseProvisioner(string) error
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// Interpolate takes the given raw configuration and completes
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// the interpolations, returning the processed ResourceConfig.
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//
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// The resource argument is optional. If given, it is the resource
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// that is currently being acted upon.
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Interpolate(*config.RawConfig, *Resource) (*ResourceConfig, error)
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// InterpolateProvider takes a ProviderConfig and interpolates it with the
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// stored interpolation scope. Since provider configurations can be
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// inherited, the interpolation scope may be different from the current
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// context path. Interplation is otherwise executed the same as in the
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// Interpolation method.
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InterpolateProvider(*config.ProviderConfig, *Resource) (*ResourceConfig, error)
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// SetVariables sets the variables for the module within
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// this context with the name n. This function call is additive:
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// the second parameter is merged with any previous call.
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SetVariables(string, map[string]interface{})
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// Diff returns the global diff as well as the lock that should
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// be used to modify that diff.
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Diff() (*Diff, *sync.RWMutex)
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// State returns the global state as well as the lock that should
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// be used to modify that state.
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State() (*State, *sync.RWMutex)
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}
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