forked from pulumi/pulumi
/
stack.go
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/
stack.go
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// Copyright 2016-2018, Pulumi Corporation.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package cloud
import (
"context"
"fmt"
"github.com/pkg/errors"
"github.com/pulumi/pulumi/pkg/apitype"
"github.com/pulumi/pulumi/pkg/backend"
"github.com/pulumi/pulumi/pkg/engine"
"github.com/pulumi/pulumi/pkg/operations"
"github.com/pulumi/pulumi/pkg/resource/config"
"github.com/pulumi/pulumi/pkg/resource/deploy"
"github.com/pulumi/pulumi/pkg/tokens"
"github.com/pulumi/pulumi/pkg/workspace"
)
// Stack is a cloud stack. This simply adds some cloud-specific properties atop the standard backend stack interface.
type Stack interface {
backend.Stack
CloudURL() string // the URL to the cloud containing this stack.
OrgName() string // the organization that owns this stack.
CloudName() string // the PPC in which this stack is running.
RunLocally() bool // true if previews/updates/destroys targeting this stack run locally.
ConsoleURL() (string, error) // the URL to view the stack's information on Pulumi.com
}
// cloudStack is a cloud stack descriptor.
type cloudStack struct {
name backend.StackReference // the stack's name.
cloudURL string // the URL to the cloud containing this stack.
orgName string // the organization that owns this stack.
cloudName string // the PPC in which this stack is running.
config config.Map // the stack's config bag.
snapshot **deploy.Snapshot // a snapshot representing the latest deployment state (allocated on first use)
b *cloudBackend // a pointer to the backend this stack belongs to.
}
type cloudBackendReference struct {
name tokens.QName
owner string
b *cloudBackend
}
func (c cloudBackendReference) String() string {
curUser, err := c.b.client.GetPulumiAccountName(context.Background())
if err != nil {
curUser = ""
}
if c.owner == curUser {
return string(c.name)
}
return fmt.Sprintf("%s/%s", c.owner, c.name)
}
func (c cloudBackendReference) StackName() tokens.QName {
return c.name
}
func newStack(apistack apitype.Stack, b *cloudBackend) Stack {
// Now assemble all the pieces into a stack structure.
return &cloudStack{
name: cloudBackendReference{
owner: apistack.OrgName,
name: apistack.StackName,
b: b,
},
cloudURL: b.CloudURL(),
orgName: apistack.OrgName,
cloudName: apistack.CloudName,
config: nil, // TODO[pulumi/pulumi-service#249]: add the config variables.
snapshot: nil, // We explicitly allocate the snapshot on first use, since it is expensive to compute.
b: b,
}
}
// managedCloudName is the name used to refer to the cloud in the Pulumi Service that owns all of an organization's
// managed stacks. All engine operations for a managed stack--previews, updates, destroys, etc.--run locally.
const managedCloudName = "pulumi"
func (s *cloudStack) Name() backend.StackReference { return s.name }
func (s *cloudStack) Config() config.Map { return s.config }
func (s *cloudStack) Backend() backend.Backend { return s.b }
func (s *cloudStack) CloudURL() string { return s.cloudURL }
func (s *cloudStack) OrgName() string { return s.orgName }
func (s *cloudStack) CloudName() string { return s.cloudName }
func (s *cloudStack) RunLocally() bool { return s.cloudName == managedCloudName }
func (s *cloudStack) Snapshot(ctx context.Context) (*deploy.Snapshot, error) {
if s.snapshot != nil {
return *s.snapshot, nil
}
snap, err := s.b.getSnapshot(ctx, s.name)
if err != nil {
return nil, err
}
s.snapshot = &snap
return *s.snapshot, nil
}
func (s *cloudStack) Remove(ctx context.Context, force bool) (bool, error) {
return backend.RemoveStack(ctx, s, force)
}
func (s *cloudStack) Preview(ctx context.Context, proj *workspace.Project, root string, m backend.UpdateMetadata,
opts backend.UpdateOptions, scopes backend.CancellationScopeSource) (engine.ResourceChanges, error) {
return backend.PreviewStack(ctx, s, proj, root, m, opts, scopes)
}
func (s *cloudStack) Update(ctx context.Context, proj *workspace.Project, root string, m backend.UpdateMetadata,
opts backend.UpdateOptions, scopes backend.CancellationScopeSource) (engine.ResourceChanges, error) {
return backend.UpdateStack(ctx, s, proj, root, m, opts, scopes)
}
func (s *cloudStack) Refresh(ctx context.Context, proj *workspace.Project, root string, m backend.UpdateMetadata,
opts backend.UpdateOptions, scopes backend.CancellationScopeSource) (engine.ResourceChanges, error) {
return backend.RefreshStack(ctx, s, proj, root, m, opts, scopes)
}
func (s *cloudStack) Destroy(ctx context.Context, proj *workspace.Project, root string, m backend.UpdateMetadata,
opts backend.UpdateOptions, scopes backend.CancellationScopeSource) (engine.ResourceChanges, error) {
return backend.DestroyStack(ctx, s, proj, root, m, opts, scopes)
}
func (s *cloudStack) GetLogs(ctx context.Context, query operations.LogQuery) ([]operations.LogEntry, error) {
return backend.GetStackLogs(ctx, s, query)
}
func (s *cloudStack) ExportDeployment(ctx context.Context) (*apitype.UntypedDeployment, error) {
return backend.ExportStackDeployment(ctx, s)
}
func (s *cloudStack) ImportDeployment(ctx context.Context, deployment *apitype.UntypedDeployment) error {
return backend.ImportStackDeployment(ctx, s, deployment)
}
func (s *cloudStack) ConsoleURL() (string, error) {
path, err := s.b.StackConsoleURL(s.Name())
if err != nil {
return "", nil
}
url := s.b.CloudConsoleURL(path)
if url == "" {
return "", errors.New("could not determine clould console URL")
}
return url, nil
}