provider/azurerm: Add storage container and blob
These resources use ARM to get keys for the storage API, but then use the storage REST API as per the ASM provider. The code is significantly reworked with better logging and error handling. The key functions can be reused for queues and file storage resources when they get added.
This commit is contained in:
James Nugent
parent
d78e897b46
commit
4a57ab4022
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@ -14,6 +14,7 @@ import (
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"github.com/Azure/azure-sdk-for-go/arm/resources/resources"
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"github.com/Azure/azure-sdk-for-go/arm/scheduler"
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"github.com/Azure/azure-sdk-for-go/arm/storage"
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mainStorage "github.com/Azure/azure-sdk-for-go/storage"
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"github.com/hashicorp/terraform/terraform"
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)
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@ -281,3 +282,31 @@ func (c *Config) getArmClient() (*ArmClient, error) {
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return &client, nil
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}
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func (armClient *ArmClient) getKeyForStorageAccount(resourceGroupName, storageAccountName string) (string, error) {
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keys, err := armClient.storageServiceClient.ListKeys(resourceGroupName, storageAccountName)
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if err != nil {
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return "", fmt.Errorf("Error retrieving keys for storage account %q: %s", storageAccountName, err)
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}
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if keys.Key1 == nil {
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return "", fmt.Errorf("Nil key returned for storage account %q", storageAccountName)
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}
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return *keys.Key1, nil
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}
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func (armClient *ArmClient) getBlobStorageClientForStorageAccount(resourceGroupName, storageAccountName string) (*mainStorage.BlobStorageClient, error) {
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key, err := armClient.getKeyForStorageAccount(resourceGroupName, storageAccountName)
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if err != nil {
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return nil, err
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}
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storageClient, err := mainStorage.NewBasicClient(storageAccountName, key)
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if err != nil {
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return nil, fmt.Errorf("Error creating storage client for storage account %q: %s", storageAccountName, err)
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}
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blobClient := storageClient.GetBlobService()
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return &blobClient, nil
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}
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@ -56,6 +56,8 @@ func Provider() terraform.ResourceProvider {
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"azurerm_cdn_profile": resourceArmCdnProfile(),
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"azurerm_cdn_endpoint": resourceArmCdnEndpoint(),
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"azurerm_storage_account": resourceArmStorageAccount(),
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"azurerm_storage_container": resourceArmStorageContainer(),
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"azurerm_storage_blob": resourceArmStorageBlob(),
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},
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ConfigureFunc: providerConfigure,
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}
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@ -0,0 +1,185 @@
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package azurerm
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import (
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"fmt"
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"log"
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"strings"
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"github.com/hashicorp/terraform/helper/schema"
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)
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func resourceArmStorageBlob() *schema.Resource {
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return &schema.Resource{
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Create: resourceArmStorageBlobCreate,
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Read: resourceArmStorageBlobRead,
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Exists: resourceArmStorageBlobExists,
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Delete: resourceArmStorageBlobDelete,
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Schema: map[string]*schema.Schema{
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"name": &schema.Schema{
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Type: schema.TypeString,
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Required: true,
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ForceNew: true,
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},
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"resource_group_name": &schema.Schema{
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Type: schema.TypeString,
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Required: true,
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ForceNew: true,
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},
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"storage_account_name": {
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Type: schema.TypeString,
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Required: true,
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ForceNew: true,
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},
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"storage_container_name": &schema.Schema{
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Type: schema.TypeString,
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Required: true,
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ForceNew: true,
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},
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"type": &schema.Schema{
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Type: schema.TypeString,
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Required: true,
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ForceNew: true,
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ValidateFunc: validateArmStorageBlobType,
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},
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"size": &schema.Schema{
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Type: schema.TypeInt,
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Optional: true,
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ForceNew: true,
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Default: 0,
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},
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"url": &schema.Schema{
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Type: schema.TypeString,
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Computed: true,
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},
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},
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}
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}
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func validateArmStorageBlobType(v interface{}, k string) (ws []string, errors []error) {
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value := strings.ToLower(v.(string))
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validTypes := map[string]struct{}{
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"blob": struct{}{},
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"page": struct{}{},
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}
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if _, ok := validTypes[value]; !ok {
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errors = append(errors, fmt.Errorf("Blob type %q is invalid, must be %q or %q", value, "blob", "page"))
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}
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return
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}
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func resourceArmStorageBlobCreate(d *schema.ResourceData, meta interface{}) error {
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armClient := meta.(*ArmClient)
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resourceGroupName := d.Get("resource_group_name").(string)
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storageAccountName := d.Get("storage_account_name").(string)
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blobClient, err := armClient.getBlobStorageClientForStorageAccount(resourceGroupName, storageAccountName)
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if err != nil {
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return err
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}
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name := d.Get("name").(string)
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blobType := d.Get("type").(string)
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cont := d.Get("storage_container_name").(string)
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log.Printf("[INFO] Creating blob %q in storage account %q", name, storageAccountName)
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switch strings.ToLower(blobType) {
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case "block":
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err = blobClient.CreateBlockBlob(cont, name)
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case "page":
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size := int64(d.Get("size").(int))
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err = blobClient.PutPageBlob(cont, name, size, map[string]string{})
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}
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if err != nil {
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return fmt.Errorf("Error creating storage blob on Azure: %s", err)
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}
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d.SetId(name)
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return resourceArmStorageBlobRead(d, meta)
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}
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func resourceArmStorageBlobRead(d *schema.ResourceData, meta interface{}) error {
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armClient := meta.(*ArmClient)
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resourceGroupName := d.Get("resource_group_name").(string)
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storageAccountName := d.Get("storage_account_name").(string)
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blobClient, err := armClient.getBlobStorageClientForStorageAccount(resourceGroupName, storageAccountName)
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if err != nil {
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return err
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}
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exists, err := resourceArmStorageBlobExists(d, meta)
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if err != nil {
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return err
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}
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if !exists {
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// Exists already removed this from state
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return nil
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}
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name := d.Get("name").(string)
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storageContainerName := d.Get("storage_container_name").(string)
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url := blobClient.GetBlobURL(storageContainerName, name)
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if url == "" {
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log.Printf("[INFO] URL for %q is empty", name)
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}
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d.Set("url", url)
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return nil
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}
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func resourceArmStorageBlobExists(d *schema.ResourceData, meta interface{}) (bool, error) {
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armClient := meta.(*ArmClient)
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resourceGroupName := d.Get("resource_group_name").(string)
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storageAccountName := d.Get("storage_account_name").(string)
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blobClient, err := armClient.getBlobStorageClientForStorageAccount(resourceGroupName, storageAccountName)
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if err != nil {
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return false, err
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}
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name := d.Get("name").(string)
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storageContainerName := d.Get("storage_container_name").(string)
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log.Printf("[INFO] Checking for existence of storage blob %q.", name)
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exists, err := blobClient.BlobExists(storageContainerName, name)
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if err != nil {
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return false, fmt.Errorf("error testing existence of storage blob %q: %s", name, err)
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}
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if !exists {
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log.Printf("[INFO] Storage blob %q no longer exists, removing from state...", name)
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d.SetId("")
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}
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return exists, nil
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}
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func resourceArmStorageBlobDelete(d *schema.ResourceData, meta interface{}) error {
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armClient := meta.(*ArmClient)
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resourceGroupName := d.Get("resource_group_name").(string)
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storageAccountName := d.Get("storage_account_name").(string)
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blobClient, err := armClient.getBlobStorageClientForStorageAccount(resourceGroupName, storageAccountName)
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if err != nil {
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return err
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}
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name := d.Get("name").(string)
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storageContainerName := d.Get("storage_container_name").(string)
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log.Printf("[INFO] Deleting storage blob %q", name)
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if _, err = blobClient.DeleteBlobIfExists(storageContainerName, name); err != nil {
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return fmt.Errorf("Error deleting storage blob %q: %s", name, err)
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}
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d.SetId("")
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return nil
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}
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@ -0,0 +1,188 @@
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package azurerm
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import (
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"fmt"
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"log"
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"strings"
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"github.com/Azure/azure-sdk-for-go/storage"
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"github.com/hashicorp/terraform/helper/schema"
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)
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func resourceArmStorageContainer() *schema.Resource {
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return &schema.Resource{
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Create: resourceArmStorageContainerCreate,
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Read: resourceArmStorageContainerRead,
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Exists: resourceArmStorageContainerExists,
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Delete: resourceArmStorageContainerDelete,
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Schema: map[string]*schema.Schema{
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"name": &schema.Schema{
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Type: schema.TypeString,
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Required: true,
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ForceNew: true,
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},
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"resource_group_name": &schema.Schema{
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Type: schema.TypeString,
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Required: true,
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ForceNew: true,
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},
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"storage_account_name": &schema.Schema{
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Type: schema.TypeString,
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Required: true,
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ForceNew: true,
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},
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"container_access_type": &schema.Schema{
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Type: schema.TypeString,
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Optional: true,
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ForceNew: true,
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Default: "private",
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ValidateFunc: validateArmStorageContainerAccessType,
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},
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"properties": &schema.Schema{
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Type: schema.TypeMap,
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Computed: true,
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},
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},
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}
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}
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func validateArmStorageContainerAccessType(v interface{}, k string) (ws []string, errors []error) {
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value := strings.ToLower(v.(string))
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validTypes := map[string]struct{}{
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"private": struct{}{},
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"blob": struct{}{},
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"container": struct{}{},
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}
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if _, ok := validTypes[value]; !ok {
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errors = append(errors, fmt.Errorf("Storage container access type %q is invalid, must be %q, %q or %q", value, "private", "blob", "page"))
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}
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return
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}
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func resourceArmStorageContainerCreate(d *schema.ResourceData, meta interface{}) error {
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armClient := meta.(*ArmClient)
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resourceGroupName := d.Get("resource_group_name").(string)
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storageAccountName := d.Get("storage_account_name").(string)
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blobClient, err := armClient.getBlobStorageClientForStorageAccount(resourceGroupName, storageAccountName)
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if err != nil {
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return err
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}
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name := d.Get("name").(string)
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var accessType storage.ContainerAccessType
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if d.Get("container_access_type").(string) == "private" {
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accessType = storage.ContainerAccessType("")
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} else {
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accessType = storage.ContainerAccessType(d.Get("container_access_type").(string))
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}
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log.Printf("[INFO] Creating container %q in storage account %q.", name, storageAccountName)
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_, err = blobClient.CreateContainerIfNotExists(name, accessType)
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if err != nil {
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return fmt.Errorf("Error creating container %q in storage account %q: %s", name, storageAccountName, err)
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}
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d.SetId(name)
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return resourceArmStorageContainerRead(d, meta)
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}
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// resourceAzureStorageContainerRead does all the necessary API calls to
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// read the status of the storage container off Azure.
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func resourceArmStorageContainerRead(d *schema.ResourceData, meta interface{}) error {
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armClient := meta.(*ArmClient)
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resourceGroupName := d.Get("resource_group_name").(string)
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storageAccountName := d.Get("storage_account_name").(string)
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blobClient, err := armClient.getBlobStorageClientForStorageAccount(resourceGroupName, storageAccountName)
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if err != nil {
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return err
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}
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name := d.Get("name").(string)
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containers, err := blobClient.ListContainers(storage.ListContainersParameters{
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Prefix: name,
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Timeout: 90,
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})
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if err != nil {
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return fmt.Errorf("Failed to retrieve storage containers in account %q: %s", name, err)
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}
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var found bool
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for _, cont := range containers.Containers {
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if cont.Name == name {
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found = true
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props := make(map[string]interface{})
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props["last_modified"] = cont.Properties.LastModified
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props["lease_status"] = cont.Properties.LeaseStatus
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props["lease_state"] = cont.Properties.LeaseState
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props["lease_duration"] = cont.Properties.LeaseDuration
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d.Set("properties", props)
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}
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}
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if !found {
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log.Printf("[INFO] Storage container %q does not exist in account %q, removing from state...", name, storageAccountName)
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d.SetId("")
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}
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return nil
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}
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func resourceArmStorageContainerExists(d *schema.ResourceData, meta interface{}) (bool, error) {
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armClient := meta.(*ArmClient)
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resourceGroupName := d.Get("resource_group_name").(string)
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storageAccountName := d.Get("storage_account_name").(string)
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blobClient, err := armClient.getBlobStorageClientForStorageAccount(resourceGroupName, storageAccountName)
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if err != nil {
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return false, err
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}
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name := d.Get("name").(string)
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log.Printf("[INFO] Checking existence of storage container %q in storage account %q", name, storageAccountName)
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exists, err := blobClient.ContainerExists(name)
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if err != nil {
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return false, fmt.Errorf("Error querying existence of storage container %q in storage account %q: %s", name, storageAccountName, err)
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}
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if !exists {
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log.Printf("[INFO] Storage container %q does not exist in account %q, removing from state...", name, storageAccountName)
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d.SetId("")
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}
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return exists, nil
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}
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// resourceAzureStorageContainerDelete does all the necessary API calls to
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// delete a storage container off Azure.
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func resourceArmStorageContainerDelete(d *schema.ResourceData, meta interface{}) error {
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armClient := meta.(*ArmClient)
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resourceGroupName := d.Get("resource_group_name").(string)
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storageAccountName := d.Get("storage_account_name").(string)
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blobClient, err := armClient.getBlobStorageClientForStorageAccount(resourceGroupName, storageAccountName)
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if err != nil {
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return err
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}
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name := d.Get("name").(string)
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log.Printf("[INFO] Deleting storage container %q in account %q", name, storageAccountName)
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if _, err := blobClient.DeleteContainerIfExists(name); err != nil {
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return fmt.Errorf("Error deleting storage container %q from storage account %q: %s", name, storageAccountName, err)
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}
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d.SetId("")
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return nil
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}
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