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deploy.go
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deploy.go
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package azure
import (
"context"
"encoding/json"
"fmt"
"strings"
"sync"
"time"
internal_azure "github.com/bacalhau-project/andaime/internal/clouds/azure"
"github.com/bacalhau-project/andaime/pkg/display"
"github.com/bacalhau-project/andaime/pkg/logger"
"github.com/bacalhau-project/andaime/pkg/models"
"github.com/bacalhau-project/andaime/pkg/providers/common"
"github.com/bacalhau-project/andaime/pkg/sshutils"
"github.com/bacalhau-project/andaime/pkg/utils"
"github.com/spf13/viper"
"golang.org/x/sync/errgroup"
)
var (
loggerOnce sync.Once
log *logger.Logger
)
func init() {
loggerOnce.Do(func() {
log = logger.Get()
})
}
const ipRetries = 3
const timeBetweenIPRetries = 10 * time.Second
func (p *AzureProvider) PrepareDeployment(
ctx context.Context,
) (*models.Deployment, error) {
m := display.GetGlobalModelFunc()
if m.Deployment == nil {
return nil, fmt.Errorf("deployment object is not initialized")
}
deployment, err := common.PrepareDeployment(ctx, models.DeploymentTypeAzure)
if err != nil {
return nil, fmt.Errorf("failed to prepare deployment: %w", err)
}
// Set the SSH public key material
deployment.SSHPublicKeyPath = viper.GetString("general.ssh_public_key_path")
deployment.SSHUser = viper.GetString("general.ssh_user")
deployment.Azure.DefaultLocation = viper.GetString("azure.default_location")
deployment.Azure.SubscriptionID = viper.GetString("azure.subscription_id")
deployment.Azure.DefaultVMSize = viper.GetString("azure.default_machine_type")
deployment.Azure.DefaultDiskSizeGB = utils.GetSafeDiskSize(
viper.GetInt("azure.default_disk_size_gb"),
)
deployment.Azure.ResourceGroupLocation = viper.GetString("azure.resource_group_location")
tags := utils.EnsureAzureTags(
deployment.Tags,
deployment.GetProjectID(),
deployment.UniqueID,
)
deployment.Tags = tags
deployment.Azure.Tags = tags
return deployment, nil
}
// PrepareResourceGroup prepares or creates a resource group for the Azure deployment.
// It ensures that a valid resource group name and location are set, creating them if necessary.
//
// Parameters:
// - ctx: The context.Context for the operation, used for cancellation and timeout.
//
// Returns:
// - error: An error if the resource group preparation fails, nil otherwise.
//
// The function performs the following steps:
// 1. Retrieves the global deployment object.
// 2. Ensures a resource group name is set, appending a timestamp if necessary.
// 3. Determines the resource group location, using the first machine's location if not explicitly set.
// 4. Creates or retrieves the resource group using the Azure client.
// 5. Updates the global deployment object with the finalized resource group information.
func (p *AzureProvider) PrepareResourceGroup(
ctx context.Context,
) error {
l := logger.Get()
m := display.GetGlobalModelFunc()
if m.Deployment == nil {
return fmt.Errorf("deployment object is not initialized")
}
m.Deployment.Azure.ResourceGroupName = p.ResourceGroupName
resourceGroupLocation := m.Deployment.Azure.ResourceGroupLocation
// If ResourceGroupLocation is not set, use the first location from the Machines
if resourceGroupLocation == "" {
if len(m.Deployment.Machines) > 0 {
for _, machine := range m.Deployment.Machines {
// Break over the first machine
resourceGroupLocation = machine.GetLocation()
break
}
}
if resourceGroupLocation == "" {
return fmt.Errorf(
"resource group location is not set and couldn't be inferred from machines",
)
}
}
m.Deployment.Azure.ResourceGroupLocation = resourceGroupLocation
l.Debugf(
"Creating Resource Group - %s in location %s",
m.Deployment.Azure.ResourceGroupName,
m.Deployment.Azure.ResourceGroupLocation,
)
for _, machine := range m.Deployment.Machines {
m.UpdateStatus(
models.NewDisplayVMStatus(
machine.GetName(),
models.ResourceStatePending,
),
)
}
client := p.GetAzureClient()
_, err := client.GetOrCreateResourceGroup(
ctx,
m.Deployment.Azure.ResourceGroupName,
m.Deployment.Azure.ResourceGroupLocation,
m.Deployment.Azure.Tags,
)
if err != nil {
l.Errorf(
"Failed to create Resource Group - %s: %v",
m.Deployment.Azure.ResourceGroupName,
err,
)
return fmt.Errorf("failed to create resource group: %w", err)
}
m.Deployment.ViperPath = fmt.Sprintf(
"deployments.%s.azure.%s",
m.Deployment.UniqueID,
m.Deployment.Azure.ResourceGroupName,
)
viper.Set(
m.Deployment.ViperPath,
make(map[string]models.Machiner),
)
for _, machine := range m.Deployment.Machines {
m.UpdateStatus(
models.NewDisplayStatus(
machine.GetName(),
models.AzureResourceTypeVM.ShortResourceName,
models.AzureResourceTypeVM,
models.ResourceStateNotStarted,
),
)
}
l.Debugf(
"Created Resource Group - %s in location %s",
m.Deployment.Azure.ResourceGroupName,
m.Deployment.Azure.ResourceGroupLocation,
)
return nil
}
func (p *AzureProvider) CreateResources(ctx context.Context) error {
l := logger.Get()
l.Info("Deploying ARM template")
m := display.GetGlobalModelFunc()
if len(m.Deployment.Machines) == 0 {
return fmt.Errorf("no machines provided")
}
if len(m.Deployment.Locations) == 0 {
return fmt.Errorf("no locations provided")
}
if len(m.Deployment.Locations) >= 0 {
m.Deployment.Locations = utils.RemoveDuplicates(m.Deployment.Locations)
}
// Group machines by location
machinesByLocation := make(map[string][]models.Machiner)
for _, machine := range m.Deployment.Machines {
machinesByLocation[machine.GetLocation()] = append(
machinesByLocation[machine.GetLocation()],
machine,
)
}
errgroup, ctx := errgroup.WithContext(ctx)
errgroup.SetLimit(models.NumberOfSimultaneousProvisionings)
for location, machines := range machinesByLocation {
location, machines := location, machines // https://golang.org/doc/faq#closures_and_goroutines
l.Infof(
"Preparing to deploy machines in location %s with %d machines",
location,
len(machines),
)
errgroup.Go(func() error {
var goRoutineID int64
if m != nil {
goRoutineID = m.RegisterGoroutine(
fmt.Sprintf("DeployMachinesInLocation-%s", location),
)
defer m.DeregisterGoroutine(goRoutineID)
}
l.Infof("Starting deployment for location %s", location)
if len(machines) == 0 {
log.Errorf("No machines to deploy in location %s", location)
return fmt.Errorf("no machines to deploy in location %s", location)
}
if m.Deployment.SSHPublicKeyMaterial == "" {
return fmt.Errorf("ssh public key material is not set on the deployment")
}
for _, machine := range machines {
log.Infof("Deploying machine %s in location %s", machine.GetName(), location)
m.UpdateStatus(
models.NewDisplayVMStatus(
machine.GetName(),
models.ResourceStatePending,
),
)
err := p.deployMachine(ctx, machine, map[string]*string{})
if err != nil {
// If error contains "code": "QuotaExceeded"
if strings.Contains(err.Error(), "QuotaExceeded") {
m.UpdateStatus(
models.NewDisplayStatusWithText(
machine.GetName(),
models.AzureResourceTypeVM,
models.ResourceStateFailed,
fmt.Sprintf("Quota exceeded for location: %s", location),
),
)
return fmt.Errorf(
"quota exceeded for location %s",
location,
)
} else {
m.UpdateStatus(
models.NewDisplayStatusWithText(
machine.GetName(),
models.AzureResourceTypeVM,
models.ResourceStateFailed,
"Failed to deploy machine.",
),
)
return fmt.Errorf(
"failed to deploy machine %s in location %s: %w",
machine.GetName(),
location,
err,
)
}
}
m.UpdateStatus(
models.NewDisplayStatusWithText(
machine.GetName(),
models.AzureResourceTypeVM,
models.ResourceStatePending,
"Deploying SSH Config",
),
)
machine.SetServiceState(models.ServiceTypeSSH.Name, models.ServiceStateUpdating)
sshConfig, err := sshutils.NewSSHConfigFunc(
machine.GetPublicIP(),
machine.GetSSHPort(),
machine.GetSSHUser(),
machine.GetSSHPrivateKeyPath(),
)
if err != nil {
m.UpdateStatus(
models.NewDisplayStatusWithText(
machine.GetName(),
models.AzureResourceTypeVM,
models.ResourceStateFailed,
"Failed to start SSH Testing.",
),
)
return fmt.Errorf(
"failed to create SSH config for machine %s in location %s: %w",
machine.GetName(),
location,
err,
)
}
err = sshConfig.WaitForSSH(ctx,
sshutils.SSHRetryAttempts,
sshutils.GetAggregateSSHTimeout())
if err != nil {
m.UpdateStatus(
models.NewDisplayStatusWithText(
machine.GetName(),
models.AzureResourceTypeVM,
models.ResourceStateFailed,
"Failed to test for SSH liveness.",
),
)
machine.SetServiceState(models.ServiceTypeSSH.Name, models.ServiceStateFailed)
return fmt.Errorf(
"failed to wait for SSH connection to machine %s in location %s: %w",
machine.GetName(),
location,
err,
)
}
log.Infof(
"Successfully deployed machine %s in location %s",
machine.GetName(),
location,
)
m.UpdateStatus(
models.NewDisplayStatusWithText(
machine.GetName(),
models.AzureResourceTypeVM,
models.ResourceStateSucceeded,
"SSH Config Deployed",
),
)
machine.SetServiceState(models.ServiceTypeSSH.Name, models.ServiceStateSucceeded)
}
log.Infof("Successfully deployed all machines in location %s", location)
return nil
})
}
if err := errgroup.Wait(); err != nil {
log.Errorf("Deployment failed: %v", err)
return fmt.Errorf("deployment failed: %w", err)
}
log.Info("ARM template deployment completed successfully")
return nil
}
func (p *AzureProvider) deployMachine(
ctx context.Context,
machine models.Machiner,
tags map[string]*string,
) error {
m := display.GetGlobalModelFunc()
goRoutineID := m.RegisterGoroutine(
fmt.Sprintf("DeployMachine-%s", machine.GetName()),
)
defer m.DeregisterGoroutine(goRoutineID)
m.UpdateStatus(
models.NewDisplayStatus(
machine.GetName(),
machine.GetName(),
models.AzureResourceTypeVM,
models.ResourceStateNotStarted,
),
)
if m.Deployment.SSHPublicKeyMaterial == "" {
return fmt.Errorf("ssh public key material is not set")
}
params := p.prepareDeploymentParams(machine)
vmTemplate, err := p.getAndPrepareTemplate()
if err != nil {
return err
}
err = p.deployTemplateWithRetry(
ctx,
machine,
vmTemplate,
params,
tags,
)
if err != nil {
return err
}
m.Deployment.Machines[machine.GetName()].SetMachineResourceState(
models.AzureResourceTypeVM.ResourceString,
models.ResourceStateSucceeded,
)
type viperMachineStruct struct {
Location string `json:"location"`
Size string `json:"size"`
PublicIP string `json:"public_ip"`
PrivateIP string `json:"private_ip"`
BacalhauProvisioned bool `json:"bacalhau_provisioned"`
}
allMachines, ok := viper.Get(m.Deployment.ViperPath).(map[string]viperMachineStruct)
if !ok {
allMachines = make(map[string]viperMachineStruct)
}
allMachines[machine.GetName()] = viperMachineStruct{
PublicIP: machine.GetPublicIP(),
PrivateIP: machine.GetPrivateIP(),
Location: machine.GetLocation(),
Size: machine.GetVMSize(),
BacalhauProvisioned: machine.GetServiceState(
models.ServiceTypeBacalhau.Name,
) == models.ServiceStateSucceeded,
}
viper.Set(
m.Deployment.ViperPath,
allMachines,
)
return nil
}
func (p *AzureProvider) getAndPrepareTemplate() (map[string]interface{}, error) {
vmTemplate, err := internal_azure.GetARMTemplate()
if err != nil {
return nil, fmt.Errorf("failed to get template: %w", err)
}
var vmTemplateMap map[string]interface{}
err = json.Unmarshal(vmTemplate, &vmTemplateMap)
if err != nil {
return nil, fmt.Errorf("failed to convert struct to map: %w", err)
}
return vmTemplateMap, nil
}
func (p *AzureProvider) prepareDeploymentParams(
machine models.Machiner,
) map[string]interface{} {
m := display.GetGlobalModelFunc()
return map[string]interface{}{
"vmName": machine.GetName(),
"adminUsername": m.Deployment.SSHUser,
"sshPublicKey": strings.TrimSpace(string(machine.GetSSHPublicKeyMaterial())),
"dnsLabelPrefix": fmt.Sprintf(
"vm-%s-%s",
strings.ToLower(machine.GetID()),
utils.GenerateUniqueID()[:6],
),
"ubuntuOSVersion": "Ubuntu-2004",
"vmSize": machine.GetVMSize(),
"virtualNetworkName": fmt.Sprintf("%s-vnet", machine.GetLocation()),
"subnetName": fmt.Sprintf("%s-subnet", machine.GetLocation()),
"networkSecurityGroupName": fmt.Sprintf("%s-nsg", machine.GetLocation()),
"location": machine.GetLocation(),
"securityType": "TrustedLaunch",
"allowedPorts": m.Deployment.AllowedPorts,
}
}
//nolint:funlen
func (p *AzureProvider) deployTemplateWithRetry(
ctx context.Context,
machine models.Machiner,
vmTemplate map[string]interface{},
params map[string]interface{},
tags map[string]*string,
) error {
m := display.GetGlobalModelFunc()
goRoutineID := m.RegisterGoroutine(fmt.Sprintf("deployTemplateWithRetry-%s", machine.GetName()))
defer m.DeregisterGoroutine(goRoutineID)
l := logger.Get()
maxRetries := 3
if mach, ok := m.Deployment.Machines[machine.GetName()]; !ok || mach == nil {
return fmt.Errorf("machine %s not found in deployment", machine.GetName())
}
m.UpdateStatus(
models.NewDisplayVMStatus(
machine.GetName(),
models.ResourceStatePending,
),
)
dnsFailed := false
for retry := 0; retry < maxRetries; retry++ {
client := p.GetAzureClient()
poller, err := client.DeployTemplate(
ctx,
m.Deployment.Azure.ResourceGroupName,
fmt.Sprintf("deployment-%s", machine.GetName()),
vmTemplate,
params,
tags,
)
if err != nil {
return err
}
resp, err := poller.PollUntilDone(ctx, nil)
l.Debugf("Deployment response: %v", resp)
if resp.Properties != nil && resp.Properties.ProvisioningState != nil {
if *resp.Properties.ProvisioningState == "Failed" {
if resp.Properties.Error != nil && resp.Properties.Error.Message != nil {
return fmt.Errorf("deployment failed: %s", *resp.Properties.Error.Message)
}
return fmt.Errorf("deployment failed with unknown error")
}
} else {
if err != nil {
return fmt.Errorf("deployment response or provisioning state is nil: %v", err)
}
return fmt.Errorf("deployment response or provisioning state is nil: %v", resp)
}
if err != nil && strings.Contains(err.Error(), "DnsRecordCreateConflict") {
l.Warnf(
"DNS conflict occurred, retrying with a new DNS label prefix (attempt %d of %d)",
retry+1,
maxRetries,
)
params["dnsLabelPrefix"] = map[string]interface{}{
"Value": fmt.Sprintf(
"vm-%s-%s",
strings.ToLower(machine.GetID()),
utils.GenerateUniqueID()[:6],
),
}
dispStatus := models.NewDisplayVMStatus(
machine.GetName(),
models.ResourceStatePending,
)
dispStatus.StatusMessage = fmt.Sprintf(
"DNS Conflict - Retrying... %d/%d",
retry+1,
maxRetries,
)
m.UpdateStatus(dispStatus)
dnsFailed = true
continue
} else if err != nil {
m.UpdateStatus(
models.NewDisplayStatusWithText(
machine.GetName(),
models.AzureResourceTypeVM,
models.ResourceStateFailed,
err.Error(),
),
)
return fmt.Errorf("error deploying template: %v", err)
}
// Finished with no errors
dnsFailed = false
break
}
if dnsFailed {
m.UpdateStatus(
models.NewDisplayStatusWithText(
machine.GetName(),
models.AzureResourceTypeVM,
models.ResourceStateFailed,
"Failed to deploy due to DNS conflict.",
),
)
m.Deployment.Machines[machine.GetName()].SetStatusMessage(
"Failed to deploy due to DNS conflict",
)
} else {
for i := 0; i < ipRetries; i++ {
publicIP, privateIP, err := p.GetVMIPAddresses(
ctx,
m.Deployment.Azure.ResourceGroupName,
machine.GetName(),
)
if err != nil {
if i == ipRetries-1 {
l.Errorf(
"Failed to get IP addresses for VM %s after %d retries: %v",
machine.GetName(),
ipRetries,
err,
)
m.Deployment.Machines[machine.GetName()].SetStatusMessage("Failed to get IP addresses")
return fmt.Errorf("failed to get IP addresses for VM %s: %v", machine.GetName(), err)
}
time.Sleep(timeBetweenIPRetries)
displayStatus := models.NewDisplayStatusWithText(
machine.GetName(),
models.AzureResourceTypeVM,
models.ResourceStatePending,
"Waiting for IP addresses",
)
displayStatus.PublicIP = fmt.Sprintf("Retry: %d/%d", i+1, ipRetries)
displayStatus.PrivateIP = fmt.Sprintf("Retry: %d/%d", i+1, ipRetries)
m.UpdateStatus(
displayStatus,
)
continue
}
m.Deployment.Machines[machine.GetName()].SetPublicIP(publicIP)
m.Deployment.Machines[machine.GetName()].SetPrivateIP(privateIP)
if m.Deployment.Machines[machine.GetName()].GetElapsedTime() == 0 {
m.Deployment.Machines[machine.GetName()].SetElapsedTime(time.Since(machine.GetStartTime()))
}
displayStatus := models.NewDisplayStatusWithText(
machine.GetName(),
models.AzureResourceTypeVM,
models.ResourceStateSucceeded,
"IPs Provisioned",
)
displayStatus.PublicIP = publicIP
displayStatus.PrivateIP = privateIP
displayStatus.ElapsedTime = m.Deployment.Machines[machine.GetName()].GetElapsedTime()
m.UpdateStatus(
displayStatus,
)
m.Deployment.Machines[machine.GetName()].SetMachineResourceState(
models.AzureResourceTypeVM.ResourceString,
models.ResourceStateSucceeded,
)
break
}
}
return nil
}
func (p *AzureProvider) PollResources(ctx context.Context) ([]interface{}, error) {
l := logger.Get()
start := time.Now()
defer func() {
l.Debugf("PollResources took %v", time.Since(start))
}()
m := display.GetGlobalModelFunc()
client := p.GetAzureClient()
azureTags := make(map[string]*string)
for k, v := range m.Deployment.Tags {
azureTags[k] = &v
}
resources, err := client.GetResources(
ctx,
m.Deployment.Azure.SubscriptionID,
m.Deployment.Azure.ResourceGroupName,
azureTags,
)
if err != nil {
return nil, err
}
// All resources
// Write status for pending or complete to a file
var statusUpdates []*models.DisplayStatus
for _, resource := range resources {
statuses, err := models.ConvertFromRawResourceToStatus(
resource.(map[string]interface{}),
m.Deployment,
)
if err != nil {
l.Errorf("Failed to convert resource to status: %v", err)
continue
}
for i := range statuses {
statusUpdates = append(statusUpdates, &statuses[i])
}
}
// Push all changes to the update loop at once
for _, status := range statusUpdates {
m.UpdateStatus(status)
}
defer func() {
l.Debugf("PollResources execution took %v", time.Since(start))
}()
select {
case <-ctx.Done():
l.Debug("Cancel command received in PollResources")
return nil, ctx.Err()
default:
l.Debugf("PollResources execution took %v", time.Since(start))
return resources, nil
}
}
func (p *AzureProvider) GetVMIPAddresses(
ctx context.Context,
resourceGroupName, vmName string,
) (string, string, error) {
l := logger.Get()
l.Debugf("Getting IP addresses for VM %s in resource group %s", vmName, resourceGroupName)
client := p.GetAzureClient()
// Get the VM
vm, err := client.GetVirtualMachine(ctx, resourceGroupName, vmName)
if err != nil {
return "", "", fmt.Errorf("failed to get virtual machine: %w", err)
}
// Check if the VM has a network profile
if vm.Properties.NetworkProfile == nil ||
len(vm.Properties.NetworkProfile.NetworkInterfaces) == 0 {
return "", "", fmt.Errorf("VM has no network interfaces")
}
// Get the network interface ID
nicID := vm.Properties.NetworkProfile.NetworkInterfaces[0].ID
if nicID == nil {
return "", "", fmt.Errorf("network interface ID is nil")
}
// Parse the network interface ID to get its name
nicName, err := parseResourceID(*nicID)
if err != nil {
return "", "", fmt.Errorf("failed to parse network interface ID: %w", err)
}
// Get the network interface
nic, err := client.GetNetworkInterface(ctx, resourceGroupName, nicName)
if err != nil {
return "", "", fmt.Errorf("failed to get network interface: %w", err)
}
// Check if the network interface has IP configurations
if nic.Properties.IPConfigurations == nil {
return "", "", fmt.Errorf("network interface has no IP configurations")
}
if len(nic.Properties.IPConfigurations) > 1 {
l.Warnf("Network interface %s has multiple IP configurations, using the first one", nicName)
}
ipConfig := nic.Properties.IPConfigurations[0]
// Get public IP address
publicIP := ""
if ipConfig.Properties.PublicIPAddress != nil {
publicIP, err = client.GetPublicIPAddress(
ctx,
resourceGroupName,
ipConfig.Properties.PublicIPAddress,
)
if err != nil {
return "", "", fmt.Errorf("failed to get public IP address: %w", err)
}
}
privateIP := ""
if ipConfig.Properties.PrivateIPAddress != nil {
privateIP = *ipConfig.Properties.PrivateIPAddress
}
return publicIP, privateIP, nil
}
func parseResourceID(resourceID string) (string, error) {
parts := strings.Split(resourceID, "/")
//nolint:mnd
if len(parts) < 9 {
return "", fmt.Errorf("invalid resource ID format")
}
return parts[8], nil
}
func (p *AzureProvider) DeployBacalhauWorkers(ctx context.Context) error {
m := display.GetGlobalModelFunc()
l := logger.Get()
var workerMachines []models.Machiner
for _, machine := range m.Deployment.Machines {
if !machine.IsOrchestrator() {
workerMachines = append(workerMachines, machine)
}
}
l.Infof("Deploying Bacalhau workers on %d machines", len(workerMachines))
maxSimultaneous := 5 // Adjust this value as needed
for i := 0; i < len(workerMachines); i += maxSimultaneous {
end := i + maxSimultaneous
if end > len(workerMachines) {
end = len(workerMachines)
}
l.Debugf("Deploying workers %d to %d", i, end-1)
}
l.Info("All Bacalhau workers deployed successfully")
return nil
}