241 lines
8.6 KiB
Go
241 lines
8.6 KiB
Go
// Copyright 2017, Pulumi Corporation. All rights reserved.
|
|
|
|
package engine
|
|
|
|
import (
|
|
"bytes"
|
|
"fmt"
|
|
"time"
|
|
|
|
goerr "github.com/pkg/errors"
|
|
|
|
"github.com/pulumi/pulumi/pkg/compiler/errors"
|
|
"github.com/pulumi/pulumi/pkg/diag"
|
|
"github.com/pulumi/pulumi/pkg/diag/colors"
|
|
"github.com/pulumi/pulumi/pkg/resource"
|
|
"github.com/pulumi/pulumi/pkg/resource/deploy"
|
|
"github.com/pulumi/pulumi/pkg/util/contract"
|
|
)
|
|
|
|
type DeployOptions struct {
|
|
Analyzers []string // an optional set of analyzers to run as part of this deployment.
|
|
DryRun bool // true if we should just print the plan without performing it.
|
|
Parallel int // the degree of parallelism for resource operations (<=1 for serial).
|
|
ShowConfig bool // true to show the configuration variables being used.
|
|
ShowReplacementSteps bool // true to show the replacement steps in the plan.
|
|
ShowSames bool // true to show the resources that aren't updated in addition to updates.
|
|
Summary bool // true if we should only summarize resources and operations.
|
|
Color colors.Colorization // How output should be colorized.
|
|
}
|
|
|
|
func Deploy(update Update, events chan<- Event, opts DeployOptions) error {
|
|
contract.Require(update != nil, "update")
|
|
contract.Require(events != nil, "events")
|
|
|
|
defer func() { events <- cancelEvent() }()
|
|
|
|
info, err := planContextFromUpdate(update)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
defer info.Close()
|
|
|
|
return deployLatest(info, deployOptions{
|
|
Destroy: false,
|
|
DryRun: opts.DryRun,
|
|
Analyzers: opts.Analyzers,
|
|
Parallel: opts.Parallel,
|
|
ShowConfig: opts.ShowConfig,
|
|
ShowReplacementSteps: opts.ShowReplacementSteps,
|
|
ShowSames: opts.ShowSames,
|
|
Summary: opts.Summary,
|
|
Color: opts.Color,
|
|
Events: events,
|
|
Diag: newEventSink(events, diag.FormatOptions{
|
|
Color: opts.Color,
|
|
}),
|
|
})
|
|
}
|
|
|
|
type deployOptions struct {
|
|
Create bool // true if we are creating resources.
|
|
Destroy bool // true if we are destroying the stack.
|
|
DryRun bool // true if we should just print the plan without performing it.
|
|
Analyzers []string // an optional set of analyzers to run as part of this deployment.
|
|
Parallel int // the degree of parallelism for resource operations (<=1 for serial).
|
|
ShowConfig bool // true to show the configuration variables being used.
|
|
ShowReplacementSteps bool // true to show the replacement steps in the plan.
|
|
ShowSames bool // true to show the resources that aren't updated, in addition to those that are.
|
|
Summary bool // true if we should only summarize resources and operations.
|
|
Color colors.Colorization
|
|
Detailed bool // true to show very detailed output, like properties that haven't changed.
|
|
DOT bool // true if we should print the DOT file for this plan.
|
|
Events chan<- Event // the channel to write events from the engine to.
|
|
Diag diag.Sink // the sink to use for diag'ing.
|
|
}
|
|
|
|
func deployLatest(info *planContext, opts deployOptions) error {
|
|
result, err := plan(info, opts)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
if result != nil {
|
|
defer contract.IgnoreClose(result)
|
|
|
|
// Make the current working directory the same as the program's, and restore it upon exit.
|
|
done, err := result.Chdir()
|
|
if err != nil {
|
|
return err
|
|
}
|
|
defer done()
|
|
|
|
if opts.DryRun {
|
|
// If a dry run, just print the plan, don't actually carry out the deployment.
|
|
if err := printPlan(result); err != nil {
|
|
return err
|
|
}
|
|
} else {
|
|
// Otherwise, we will actually deploy the latest bits.
|
|
var header bytes.Buffer
|
|
printPrelude(&header, result, false)
|
|
header.WriteString(fmt.Sprintf("%vPerforming changes:%v\n", colors.SpecUnimportant, colors.Reset))
|
|
opts.Events <- stdOutEventWithColor(&header, opts.Color)
|
|
|
|
// Walk the plan, reporting progress and executing the actual operations as we go.
|
|
start := time.Now()
|
|
actions := newDeployActions(info.Update, opts)
|
|
summary, _, _, err := result.Walk(actions, false)
|
|
if err != nil && summary == nil {
|
|
// Something went wrong, and no changes were made.
|
|
return err
|
|
}
|
|
contract.Assert(summary != nil)
|
|
|
|
// Print a summary.
|
|
var footer bytes.Buffer
|
|
|
|
// Print out the total number of steps performed (and their kinds), the duration, and any summary info.
|
|
if c := printChangeSummary(&footer, actions.Ops, false); c != 0 {
|
|
footer.WriteString(fmt.Sprintf("%vUpdate duration: %v%v\n",
|
|
colors.SpecUnimportant, time.Since(start), colors.Reset))
|
|
}
|
|
|
|
if actions.MaybeCorrupt {
|
|
footer.WriteString(fmt.Sprintf(
|
|
"%vA catastrophic error occurred; resources states may be unknown%v\n",
|
|
colors.SpecAttention, colors.Reset))
|
|
}
|
|
|
|
opts.Events <- stdOutEventWithColor(&footer, opts.Color)
|
|
|
|
if err != nil {
|
|
return err
|
|
}
|
|
}
|
|
}
|
|
if !opts.Diag.Success() {
|
|
// If any error that wasn't printed above, be sure to make it evident in the output.
|
|
return goerr.New("One or more errors occurred during this update")
|
|
}
|
|
return nil
|
|
}
|
|
|
|
// deployActions pretty-prints the plan application process as it goes.
|
|
type deployActions struct {
|
|
Steps int
|
|
Ops map[deploy.StepOp]int
|
|
Seen map[resource.URN]deploy.Step
|
|
Shown map[resource.URN]bool
|
|
MaybeCorrupt bool
|
|
Update Update
|
|
Opts deployOptions
|
|
}
|
|
|
|
func newDeployActions(update Update, opts deployOptions) *deployActions {
|
|
return &deployActions{
|
|
Ops: make(map[deploy.StepOp]int),
|
|
Seen: make(map[resource.URN]deploy.Step),
|
|
Shown: make(map[resource.URN]bool),
|
|
Update: update,
|
|
Opts: opts,
|
|
}
|
|
}
|
|
|
|
func (acts *deployActions) OnResourceStepPre(step deploy.Step) (interface{}, error) {
|
|
// Report the beginning of the step if appropriate.
|
|
if shouldShow(acts.Seen, step, acts.Opts) || isRootStack(step) {
|
|
var b bytes.Buffer
|
|
printStep(&b, step, acts.Seen, acts.Shown, acts.Opts.Summary, acts.Opts.Detailed, false, 0 /*indent*/)
|
|
acts.Opts.Events <- stdOutEventWithColor(&b, acts.Opts.Color)
|
|
}
|
|
|
|
// Inform the snapshot service that we are about to perform a step.
|
|
return acts.Update.BeginMutation()
|
|
}
|
|
|
|
func (acts *deployActions) OnResourceStepPost(ctx interface{},
|
|
step deploy.Step, status resource.Status, err error) error {
|
|
var b bytes.Buffer
|
|
|
|
// Report the result of the step.
|
|
stepop := step.Op()
|
|
if err != nil {
|
|
// Issue a true, bonafide error.
|
|
acts.Opts.Diag.Errorf(errors.ErrorPlanApplyFailed, err)
|
|
|
|
// Print the state of the resource; we don't issue the error, because the deploy above will do that.
|
|
stepnum := acts.Steps + 1
|
|
b.WriteString(fmt.Sprintf("Step #%v failed [%v]: ", stepnum, stepop))
|
|
switch status {
|
|
case resource.StatusOK:
|
|
b.WriteString(colors.SpecNote)
|
|
b.WriteString("provider successfully recovered from this failure")
|
|
case resource.StatusUnknown:
|
|
b.WriteString(colors.SpecAttention)
|
|
b.WriteString("this failure was catastrophic and the provider cannot guarantee recovery")
|
|
acts.MaybeCorrupt = true
|
|
default:
|
|
contract.Failf("Unrecognized resource state: %v", status)
|
|
}
|
|
b.WriteString(colors.Reset)
|
|
b.WriteString("\n")
|
|
} else {
|
|
if step.Logical() {
|
|
// Increment the counters.
|
|
acts.Steps++
|
|
acts.Ops[stepop]++
|
|
}
|
|
|
|
// Also show outputs here, since there might be some from the initial registration.
|
|
if shouldShow(acts.Seen, step, acts.Opts) && !acts.Opts.Summary {
|
|
printResourceOutputProperties(&b, step, acts.Seen, acts.Shown, false, 0 /*indent*/)
|
|
}
|
|
}
|
|
|
|
acts.Opts.Events <- stdOutEventWithColor(&b, acts.Opts.Color)
|
|
|
|
// Write out the current snapshot. Note that even if a failure has occurred, we should still have a
|
|
// safe checkpoint. Note that any error that occurs when writing the checkpoint trumps the error reported above.
|
|
return ctx.(SnapshotMutation).End(step.Iterator().Snap())
|
|
}
|
|
|
|
func (acts *deployActions) OnResourceOutputs(step deploy.Step) error {
|
|
// Print this step's output properties.
|
|
if (shouldShow(acts.Seen, step, acts.Opts) || isRootStack(step)) && !acts.Opts.Summary {
|
|
var b bytes.Buffer
|
|
printResourceOutputProperties(&b, step, acts.Seen, acts.Shown, false, 0 /*indent*/)
|
|
acts.Opts.Events <- stdOutEventWithColor(&b, acts.Opts.Color)
|
|
}
|
|
|
|
// There's a chance there are new outputs that weren't written out last time.
|
|
// We need to perform another snapshot write to ensure they get written out.
|
|
mutation, err := acts.Update.BeginMutation()
|
|
if err != nil {
|
|
return err
|
|
}
|
|
if err = mutation.End(step.Iterator().Snap()); err != nil {
|
|
return err
|
|
}
|
|
|
|
return nil
|
|
}
|