mirror of
https://github.com/edgelesssys/constellation.git
synced 2024-10-01 01:36:09 -04:00
326 lines
12 KiB
Go
326 lines
12 KiB
Go
/*
|
|
Copyright (c) Edgeless Systems GmbH
|
|
|
|
SPDX-License-Identifier: AGPL-3.0-only
|
|
*/
|
|
|
|
package cloudcmd
|
|
|
|
import (
|
|
"context"
|
|
"fmt"
|
|
"io"
|
|
"net/url"
|
|
"os"
|
|
"regexp"
|
|
"runtime"
|
|
"strings"
|
|
|
|
"github.com/edgelesssys/constellation/v2/cli/internal/clusterid"
|
|
"github.com/edgelesssys/constellation/v2/cli/internal/libvirt"
|
|
"github.com/edgelesssys/constellation/v2/cli/internal/terraform"
|
|
"github.com/edgelesssys/constellation/v2/internal/cloud/cloudprovider"
|
|
"github.com/edgelesssys/constellation/v2/internal/config"
|
|
"github.com/edgelesssys/constellation/v2/internal/constants"
|
|
"github.com/edgelesssys/constellation/v2/internal/image"
|
|
)
|
|
|
|
// Creator creates cloud resources.
|
|
type Creator struct {
|
|
out io.Writer
|
|
image imageFetcher
|
|
newTerraformClient func(ctx context.Context) (terraformClient, error)
|
|
newLibvirtRunner func() libvirtRunner
|
|
newRawDownloader func() rawDownloader
|
|
}
|
|
|
|
// NewCreator creates a new creator.
|
|
func NewCreator(out io.Writer) *Creator {
|
|
return &Creator{
|
|
out: out,
|
|
image: image.New(),
|
|
newTerraformClient: func(ctx context.Context) (terraformClient, error) {
|
|
return terraform.New(ctx, constants.TerraformWorkingDir)
|
|
},
|
|
newLibvirtRunner: func() libvirtRunner {
|
|
return libvirt.New()
|
|
},
|
|
newRawDownloader: func() rawDownloader {
|
|
return image.NewDownloader()
|
|
},
|
|
}
|
|
}
|
|
|
|
// Create creates the handed amount of instances and all the needed resources.
|
|
func (c *Creator) Create(ctx context.Context, provider cloudprovider.Provider, config *config.Config, name, insType string, controlPlaneCount, workerCount int,
|
|
) (clusterid.File, error) {
|
|
image, err := c.image.FetchReference(ctx, config)
|
|
if err != nil {
|
|
return clusterid.File{}, fmt.Errorf("fetching image reference: %w", err)
|
|
}
|
|
|
|
switch provider {
|
|
case cloudprovider.AWS:
|
|
cl, err := c.newTerraformClient(ctx)
|
|
if err != nil {
|
|
return clusterid.File{}, err
|
|
}
|
|
defer cl.RemoveInstaller()
|
|
return c.createAWS(ctx, cl, config, name, insType, controlPlaneCount, workerCount, image)
|
|
case cloudprovider.GCP:
|
|
cl, err := c.newTerraformClient(ctx)
|
|
if err != nil {
|
|
return clusterid.File{}, err
|
|
}
|
|
defer cl.RemoveInstaller()
|
|
return c.createGCP(ctx, cl, config, name, insType, controlPlaneCount, workerCount, image)
|
|
case cloudprovider.Azure:
|
|
cl, err := c.newTerraformClient(ctx)
|
|
if err != nil {
|
|
return clusterid.File{}, err
|
|
}
|
|
defer cl.RemoveInstaller()
|
|
return c.createAzure(ctx, cl, config, name, insType, controlPlaneCount, workerCount, image)
|
|
case cloudprovider.QEMU:
|
|
if runtime.GOARCH != "amd64" || runtime.GOOS != "linux" {
|
|
return clusterid.File{}, fmt.Errorf("creation of a QEMU based Constellation is not supported for %s/%s", runtime.GOOS, runtime.GOARCH)
|
|
}
|
|
cl, err := c.newTerraformClient(ctx)
|
|
if err != nil {
|
|
return clusterid.File{}, err
|
|
}
|
|
defer cl.RemoveInstaller()
|
|
lv := c.newLibvirtRunner()
|
|
return c.createQEMU(ctx, cl, lv, name, config, controlPlaneCount, workerCount, image)
|
|
default:
|
|
return clusterid.File{}, fmt.Errorf("unsupported cloud provider: %s", provider)
|
|
}
|
|
}
|
|
|
|
func (c *Creator) createAWS(ctx context.Context, cl terraformClient, config *config.Config,
|
|
name, insType string, controlPlaneCount, workerCount int, image string,
|
|
) (idFile clusterid.File, retErr error) {
|
|
vars := terraform.AWSVariables{
|
|
CommonVariables: terraform.CommonVariables{
|
|
Name: name,
|
|
CountControlPlanes: controlPlaneCount,
|
|
CountWorkers: workerCount,
|
|
StateDiskSizeGB: config.StateDiskSizeGB,
|
|
},
|
|
StateDiskType: config.Provider.AWS.StateDiskType,
|
|
Region: config.Provider.AWS.Region,
|
|
Zone: config.Provider.AWS.Zone,
|
|
InstanceType: insType,
|
|
AMIImageID: image,
|
|
IAMProfileControlPlane: config.Provider.AWS.IAMProfileControlPlane,
|
|
IAMProfileWorkerNodes: config.Provider.AWS.IAMProfileWorkerNodes,
|
|
Debug: config.IsDebugCluster(),
|
|
}
|
|
|
|
if err := cl.PrepareWorkspace(cloudprovider.AWS, &vars); err != nil {
|
|
return clusterid.File{}, err
|
|
}
|
|
|
|
defer rollbackOnError(context.Background(), c.out, &retErr, &rollbackerTerraform{client: cl})
|
|
ip, initSecret, err := cl.CreateCluster(ctx)
|
|
if err != nil {
|
|
return clusterid.File{}, err
|
|
}
|
|
|
|
return clusterid.File{
|
|
CloudProvider: cloudprovider.AWS,
|
|
InitSecret: []byte(initSecret),
|
|
IP: ip,
|
|
}, nil
|
|
}
|
|
|
|
func (c *Creator) createGCP(ctx context.Context, cl terraformClient, config *config.Config,
|
|
name, insType string, controlPlaneCount, workerCount int, image string,
|
|
) (idFile clusterid.File, retErr error) {
|
|
vars := terraform.GCPVariables{
|
|
CommonVariables: terraform.CommonVariables{
|
|
Name: name,
|
|
CountControlPlanes: controlPlaneCount,
|
|
CountWorkers: workerCount,
|
|
StateDiskSizeGB: config.StateDiskSizeGB,
|
|
},
|
|
Project: config.Provider.GCP.Project,
|
|
Region: config.Provider.GCP.Region,
|
|
Zone: config.Provider.GCP.Zone,
|
|
CredentialsFile: config.Provider.GCP.ServiceAccountKeyPath,
|
|
InstanceType: insType,
|
|
StateDiskType: config.Provider.GCP.StateDiskType,
|
|
ImageID: image,
|
|
Debug: config.IsDebugCluster(),
|
|
}
|
|
|
|
if err := cl.PrepareWorkspace(cloudprovider.GCP, &vars); err != nil {
|
|
return clusterid.File{}, err
|
|
}
|
|
|
|
defer rollbackOnError(context.Background(), c.out, &retErr, &rollbackerTerraform{client: cl})
|
|
ip, initSecret, err := cl.CreateCluster(ctx)
|
|
if err != nil {
|
|
return clusterid.File{}, err
|
|
}
|
|
|
|
return clusterid.File{
|
|
CloudProvider: cloudprovider.GCP,
|
|
InitSecret: []byte(initSecret),
|
|
IP: ip,
|
|
}, nil
|
|
}
|
|
|
|
func (c *Creator) createAzure(ctx context.Context, cl terraformClient, config *config.Config,
|
|
name, insType string, controlPlaneCount, workerCount int, image string,
|
|
) (idFile clusterid.File, retErr error) {
|
|
vars := terraform.AzureVariables{
|
|
CommonVariables: terraform.CommonVariables{
|
|
Name: name,
|
|
CountControlPlanes: controlPlaneCount,
|
|
CountWorkers: workerCount,
|
|
StateDiskSizeGB: config.StateDiskSizeGB,
|
|
},
|
|
Location: config.Provider.Azure.Location,
|
|
ResourceGroup: config.Provider.Azure.ResourceGroup,
|
|
UserAssignedIdentity: config.Provider.Azure.UserAssignedIdentity,
|
|
InstanceType: insType,
|
|
StateDiskType: config.Provider.Azure.StateDiskType,
|
|
ImageID: image,
|
|
ConfidentialVM: *config.Provider.Azure.ConfidentialVM,
|
|
SecureBoot: *config.Provider.Azure.SecureBoot,
|
|
Debug: config.IsDebugCluster(),
|
|
}
|
|
|
|
vars = normalizeAzureURIs(vars)
|
|
|
|
if err := cl.PrepareWorkspace(cloudprovider.Azure, &vars); err != nil {
|
|
return clusterid.File{}, err
|
|
}
|
|
|
|
defer rollbackOnError(context.Background(), c.out, &retErr, &rollbackerTerraform{client: cl})
|
|
ip, initSecret, err := cl.CreateCluster(ctx)
|
|
if err != nil {
|
|
return clusterid.File{}, err
|
|
}
|
|
|
|
return clusterid.File{
|
|
CloudProvider: cloudprovider.Azure,
|
|
IP: ip,
|
|
InitSecret: []byte(initSecret),
|
|
}, nil
|
|
}
|
|
|
|
// The azurerm Terraform provider enforces its own convention of case sensitivity for Azure URIs which Azure's API itself does not enforce or, even worse, actually returns.
|
|
// Let's go loco with case insensitive Regexp here and fix the user input here to be compliant with this arbitrary design decision.
|
|
var (
|
|
caseInsensitiveSubscriptionsRegexp = regexp.MustCompile(`(?i)\/subscriptions\/`)
|
|
caseInsensitiveResourceGroupRegexp = regexp.MustCompile(`(?i)\/resourcegroups\/`)
|
|
caseInsensitiveProvidersRegexp = regexp.MustCompile(`(?i)\/providers\/`)
|
|
caseInsensitiveUserAssignedIdentitiesRegexp = regexp.MustCompile(`(?i)\/userassignedidentities\/`)
|
|
caseInsensitiveMicrosoftManagedIdentity = regexp.MustCompile(`(?i)\/microsoft.managedidentity\/`)
|
|
caseInsensitiveCommunityGalleriesRegexp = regexp.MustCompile(`(?i)\/communitygalleries\/`)
|
|
caseInsensitiveImagesRegExp = regexp.MustCompile(`(?i)\/images\/`)
|
|
caseInsensitiveVersionsRegExp = regexp.MustCompile(`(?i)\/versions\/`)
|
|
)
|
|
|
|
func normalizeAzureURIs(vars terraform.AzureVariables) terraform.AzureVariables {
|
|
vars.UserAssignedIdentity = caseInsensitiveSubscriptionsRegexp.ReplaceAllString(vars.UserAssignedIdentity, "/subscriptions/")
|
|
vars.UserAssignedIdentity = caseInsensitiveResourceGroupRegexp.ReplaceAllString(vars.UserAssignedIdentity, "/resourceGroups/")
|
|
vars.UserAssignedIdentity = caseInsensitiveProvidersRegexp.ReplaceAllString(vars.UserAssignedIdentity, "/providers/")
|
|
vars.UserAssignedIdentity = caseInsensitiveUserAssignedIdentitiesRegexp.ReplaceAllString(vars.UserAssignedIdentity, "/userAssignedIdentities/")
|
|
vars.UserAssignedIdentity = caseInsensitiveMicrosoftManagedIdentity.ReplaceAllString(vars.UserAssignedIdentity, "/Microsoft.ManagedIdentity/")
|
|
vars.ImageID = caseInsensitiveCommunityGalleriesRegexp.ReplaceAllString(vars.ImageID, "/communityGalleries/")
|
|
vars.ImageID = caseInsensitiveImagesRegExp.ReplaceAllString(vars.ImageID, "/images/")
|
|
vars.ImageID = caseInsensitiveVersionsRegExp.ReplaceAllString(vars.ImageID, "/versions/")
|
|
|
|
return vars
|
|
}
|
|
|
|
func (c *Creator) createQEMU(ctx context.Context, cl terraformClient, lv libvirtRunner, name string, config *config.Config,
|
|
controlPlaneCount, workerCount int, source string,
|
|
) (idFile clusterid.File, retErr error) {
|
|
qemuRollbacker := &rollbackerQEMU{client: cl, libvirt: lv, createdWorkspace: false}
|
|
defer rollbackOnError(context.Background(), c.out, &retErr, qemuRollbacker)
|
|
|
|
// TODO: render progress bar
|
|
downloader := c.newRawDownloader()
|
|
imagePath, err := downloader.Download(ctx, c.out, false, source, config.Image)
|
|
if err != nil {
|
|
return clusterid.File{}, fmt.Errorf("download raw image: %w", err)
|
|
}
|
|
|
|
libvirtURI := config.Provider.QEMU.LibvirtURI
|
|
libvirtSocketPath := "."
|
|
|
|
switch {
|
|
// if no libvirt URI is specified, start a libvirt container
|
|
case libvirtURI == "":
|
|
if err := lv.Start(ctx, name, config.Provider.QEMU.LibvirtContainerImage); err != nil {
|
|
return clusterid.File{}, err
|
|
}
|
|
libvirtURI = libvirt.LibvirtTCPConnectURI
|
|
|
|
// socket for system URI should be in /var/run/libvirt/libvirt-sock
|
|
case libvirtURI == "qemu:///system":
|
|
libvirtSocketPath = "/var/run/libvirt/libvirt-sock"
|
|
|
|
// socket for session URI should be in /run/user/<uid>/libvirt/libvirt-sock
|
|
case libvirtURI == "qemu:///session":
|
|
libvirtSocketPath = fmt.Sprintf("/run/user/%d/libvirt/libvirt-sock", os.Getuid())
|
|
|
|
// if a unix socket is specified we need to parse the URI to get the socket path
|
|
case strings.HasPrefix(libvirtURI, "qemu+unix://"):
|
|
unixURI, err := url.Parse(strings.TrimPrefix(libvirtURI, "qemu+unix://"))
|
|
if err != nil {
|
|
return clusterid.File{}, err
|
|
}
|
|
libvirtSocketPath = unixURI.Query().Get("socket")
|
|
if libvirtSocketPath == "" {
|
|
return clusterid.File{}, fmt.Errorf("socket path not specified in qemu+unix URI: %s", libvirtURI)
|
|
}
|
|
}
|
|
|
|
metadataLibvirtURI := libvirtURI
|
|
if libvirtSocketPath != "." {
|
|
metadataLibvirtURI = "qemu:///system"
|
|
}
|
|
|
|
vars := terraform.QEMUVariables{
|
|
CommonVariables: terraform.CommonVariables{
|
|
Name: name,
|
|
CountControlPlanes: controlPlaneCount,
|
|
CountWorkers: workerCount,
|
|
StateDiskSizeGB: config.StateDiskSizeGB,
|
|
},
|
|
LibvirtURI: libvirtURI,
|
|
LibvirtSocketPath: libvirtSocketPath,
|
|
ImagePath: imagePath,
|
|
ImageFormat: config.Provider.QEMU.ImageFormat,
|
|
CPUCount: config.Provider.QEMU.VCPUs,
|
|
MemorySizeMiB: config.Provider.QEMU.Memory,
|
|
MetadataAPIImage: config.Provider.QEMU.MetadataAPIImage,
|
|
MetadataLibvirtURI: metadataLibvirtURI,
|
|
NVRAM: config.Provider.QEMU.NVRAM,
|
|
Firmware: config.Provider.QEMU.Firmware,
|
|
}
|
|
|
|
if err := cl.PrepareWorkspace(cloudprovider.QEMU, &vars); err != nil {
|
|
return clusterid.File{}, err
|
|
}
|
|
|
|
// Allow rollback of QEMU Terraform workspace from this point on
|
|
qemuRollbacker.createdWorkspace = true
|
|
|
|
ip, initSecret, err := cl.CreateCluster(ctx)
|
|
if err != nil {
|
|
return clusterid.File{}, err
|
|
}
|
|
|
|
return clusterid.File{
|
|
CloudProvider: cloudprovider.QEMU,
|
|
InitSecret: []byte(initSecret),
|
|
IP: ip,
|
|
}, nil
|
|
}
|