Check tests whether the assertion is properly signed and consistent with all the stored knowledge.

Lock obtains locks appropriate for the update.

Errorf logs error information about the progress of the task.

Unlock releases the state lock and checkpoints the state. It does not return until the state is correctly checkpointed. After too many unsuccessful ch

InstanceName returns the name of the snap decorated with instance key, if any.

NewTask creates a new task. It usually will be registered with a Change using AddTask or through a TaskSet.

NewChange adds a new change to the state.

SnippetForTag returns a combined snippet for given security tag with individual snippets joined with newline character. Empty string is returned for n

Get gets the given cacheKey content and puts it into targetPath

SecurityTags returns a list of security tags which have a snippet.

Implementation of methods required by interfaces.Specification AddConnectedPlug records dbus-specific side-effects of having a connected plug.

Calls returns a list of calls that were made to the mock command. of the form: [][]string{ {"cmd", "arg1", "arg2"}, // first invocation of "cmd" {"cmd

Err returns an error value based on errors that were logged for tasks registered in this change, or nil if the change is not in ErrorStatus.

Decode parses the next assertion from the stream. It returns the error io.EOF at the end of a well-formed stream.

Unique and public name of this interface.

Tasks returns all tasks currently known to the state and linked to changes.

AddTask registers a task as required for the state change to be accomplished.

Set associates value with key for future consulting by managers. The provided value must properly marshal and unmarshal with encoding/json.

Unlock releases an acquired lock.

Ensure forces a complete evaluation of the current state. See StateEngine.Ensure for more details.

Snippets returns a deep copy of all the added snippets.

Format returns the format iteration of this assertion

AddAll registers all tasks in the set as required for the state change to be accomplished.

set progress to the "current" step

SnapName returns the name of the snap.

Wait asks manager to wait for all running activities to finish.

ID returns the id of the key used for lookup.

AddSnippet adds a new dbus snippet.

Restore removes the mocked command from PATH

Model returns the governing device model assertion for the context.

RCalls returns the sequence of mocked calls that have been made along with their results.

Status returns the current status of the change. If the status was not explicitly set the result is derived from the status of the individual tasks re

WaitFor registers another task as a requirement for t to make progress.

Interfaces returns object holding a lists of all the plugs and slots and their connections.

Unlock releases the lock for this context.

Remove removes and unloads security artefacts of a given snap. This method should be called during the process of removing a snap.

MountDir returns the base directory of the snap.

InsertFault makes given subsequent call to return the specified error. If one error is provided then the call will reliably fail that way. If multipl

registerIface appends the given interface into the list of all known interfaces.

Set sets the provided snap's configuration key to the given value. The provided key may be formed as a dotted key path through nested maps. For exampl

PublicKey returns the public part of the pair.

Logf logs information about the progress of the task.

Summary returns a summary describing what the task is about.

Update applies the update or errors out on failures. When no actual update was applied because the new content is identical a special ErrNoUpdate is r

Type returns the type of this assertion

Settle runs first a state engine Ensure and then wait for activities to settle. That's done by waiting for all managers' activities to settle while ma

Status returns the current task status.

HeaderString retrieves the string value of header with name or ""

SetDevice sets the device details in the state.

Model returns the seed provided model assertion. It is an error to call Model before LoadAssertions.

AddPermanentSlot records dbus-specific side-effects of having a slot.

Encode emits the assertion into the stream with the required separator. Errors here are always about writing given that Encode() itself cannot error.

GetType returns the type of the snap, including additional snap ID check for the legacy snapd snap definitions.

SetStatus sets the task status, overriding the default behavior (see Status method).

AccountID returns the account-id of the account.

Commit applies to the state the configuration changes made in the transaction and updates the observed configuration to the result of the operation.

Support code for tests InstallSnap "installs" a snap from YAML.

TaskRunner returns the shared task runner responsible for running tasks for all managers under the overlord.

AddHandler registers the functions to concurrently call for doing and undoing tasks of the given kind. The undo handler may be nil.

Repository returns the interface repository used internally by the manager. This method has two use-cases: - it is needed for setting up state in dae

Find an assertion based on arbitrary headers. Provided headers must contain the primary key for the assertion type. It returns a NotFoundError if the

InsertFstatResult makes given subsequent call fstat return the specified stat buffer.