mirror of
https://github.com/opentofu/opentofu.git
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121 lines
3.5 KiB
Go
121 lines
3.5 KiB
Go
// Copyright (c) The OpenTofu Authors
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// SPDX-License-Identifier: MPL-2.0
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// Copyright (c) 2023 HashiCorp, Inc.
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// SPDX-License-Identifier: MPL-2.0
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package tofu
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import (
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"errors"
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"sync/atomic"
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"github.com/zclconf/go-cty/cty"
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"github.com/opentofu/opentofu/internal/addrs"
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"github.com/opentofu/opentofu/internal/plans"
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"github.com/opentofu/opentofu/internal/providers"
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"github.com/opentofu/opentofu/internal/states"
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)
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// stopHook is a private Hook implementation that OpenTofu uses to
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// signal when to stop or cancel actions.
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type stopHook struct {
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stop uint32
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}
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var _ Hook = (*stopHook)(nil)
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func (h *stopHook) PreApply(addr addrs.AbsResourceInstance, gen states.Generation, action plans.Action, priorState, plannedNewState cty.Value) (HookAction, error) {
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return h.hook()
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}
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func (h *stopHook) PostApply(addr addrs.AbsResourceInstance, gen states.Generation, newState cty.Value, err error) (HookAction, error) {
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return h.hook()
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}
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func (h *stopHook) PreDiff(addr addrs.AbsResourceInstance, gen states.Generation, priorState, proposedNewState cty.Value) (HookAction, error) {
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return h.hook()
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}
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func (h *stopHook) PostDiff(addr addrs.AbsResourceInstance, gen states.Generation, action plans.Action, priorState, plannedNewState cty.Value) (HookAction, error) {
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return h.hook()
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}
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func (h *stopHook) PreProvisionInstance(addr addrs.AbsResourceInstance, state cty.Value) (HookAction, error) {
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return h.hook()
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}
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func (h *stopHook) PostProvisionInstance(addr addrs.AbsResourceInstance, state cty.Value) (HookAction, error) {
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return h.hook()
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}
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func (h *stopHook) PreProvisionInstanceStep(addr addrs.AbsResourceInstance, typeName string) (HookAction, error) {
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return h.hook()
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}
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func (h *stopHook) PostProvisionInstanceStep(addr addrs.AbsResourceInstance, typeName string, err error) (HookAction, error) {
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return h.hook()
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}
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func (h *stopHook) ProvisionOutput(addr addrs.AbsResourceInstance, typeName string, line string) {
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}
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func (h *stopHook) PreRefresh(addr addrs.AbsResourceInstance, gen states.Generation, priorState cty.Value) (HookAction, error) {
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return h.hook()
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}
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func (h *stopHook) PostRefresh(addr addrs.AbsResourceInstance, gen states.Generation, priorState cty.Value, newState cty.Value) (HookAction, error) {
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return h.hook()
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}
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func (h *stopHook) PreImportState(addr addrs.AbsResourceInstance, importID string) (HookAction, error) {
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return h.hook()
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}
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func (h *stopHook) PostImportState(addr addrs.AbsResourceInstance, imported []providers.ImportedResource) (HookAction, error) {
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return h.hook()
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}
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func (h *stopHook) PrePlanImport(addr addrs.AbsResourceInstance, importID string) (HookAction, error) {
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return h.hook()
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}
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func (h *stopHook) PostPlanImport(addr addrs.AbsResourceInstance, imported []providers.ImportedResource) (HookAction, error) {
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return h.hook()
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}
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func (h *stopHook) PreApplyImport(addr addrs.AbsResourceInstance, importing plans.ImportingSrc) (HookAction, error) {
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return h.hook()
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}
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func (h *stopHook) PostApplyImport(addr addrs.AbsResourceInstance, importing plans.ImportingSrc) (HookAction, error) {
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return h.hook()
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}
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func (h *stopHook) Stopping() {}
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func (h *stopHook) PostStateUpdate(new *states.State) (HookAction, error) {
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return h.hook()
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}
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func (h *stopHook) hook() (HookAction, error) {
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if h.Stopped() {
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return HookActionHalt, errors.New("execution halted")
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}
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return HookActionContinue, nil
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}
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// reset should be called within the lock context
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func (h *stopHook) Reset() {
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atomic.StoreUint32(&h.stop, 0)
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}
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func (h *stopHook) Stop() {
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atomic.StoreUint32(&h.stop, 1)
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}
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func (h *stopHook) Stopped() bool {
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return atomic.LoadUint32(&h.stop) == 1
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}
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