File: lease_release.go

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package containers

import (
	"context"
	"net/http"

	"github.com/Azure/go-autorest/autorest"
	"github.com/Azure/go-autorest/autorest/azure"
	"github.com/Azure/go-autorest/autorest/validation"
	"github.com/tombuildsstuff/giovanni/storage/internal/endpoints"
)

// ReleaseLease releases the lock based on the Lease ID
func (client Client) ReleaseLease(ctx context.Context, accountName, containerName, leaseID string) (result autorest.Response, err error) {
	if accountName == "" {
		return result, validation.NewError("containers.Client", "ReleaseLease", "`accountName` cannot be an empty string.")
	}
	if containerName == "" {
		return result, validation.NewError("containers.Client", "ReleaseLease", "`containerName` cannot be an empty string.")
	}
	if leaseID == "" {
		return result, validation.NewError("containers.Client", "ReleaseLease", "`leaseID` cannot be an empty string.")
	}

	req, err := client.ReleaseLeasePreparer(ctx, accountName, containerName, leaseID)
	if err != nil {
		err = autorest.NewErrorWithError(err, "containers.Client", "ReleaseLease", nil, "Failure preparing request")
		return
	}

	resp, err := client.ReleaseLeaseSender(req)
	if err != nil {
		result = autorest.Response{Response: resp}
		err = autorest.NewErrorWithError(err, "containers.Client", "ReleaseLease", resp, "Failure sending request")
		return
	}

	result, err = client.ReleaseLeaseResponder(resp)
	if err != nil {
		err = autorest.NewErrorWithError(err, "containers.Client", "ReleaseLease", resp, "Failure responding to request")
		return
	}

	return
}

// ReleaseLeasePreparer prepares the ReleaseLease request.
func (client Client) ReleaseLeasePreparer(ctx context.Context, accountName string, containerName string, leaseID string) (*http.Request, error) {
	pathParameters := map[string]interface{}{
		"containerName": autorest.Encode("path", containerName),
	}

	queryParameters := map[string]interface{}{
		"restype": autorest.Encode("path", "container"),
		"comp":    autorest.Encode("path", "lease"),
	}

	headers := map[string]interface{}{
		"x-ms-version":      APIVersion,
		"x-ms-lease-action": "release",
		"x-ms-lease-id":     leaseID,
	}

	preparer := autorest.CreatePreparer(
		autorest.AsContentType("application/xml; charset=utf-8"),
		autorest.AsPut(),
		autorest.WithBaseURL(endpoints.GetBlobEndpoint(client.BaseURI, accountName)),
		autorest.WithPathParameters("/{containerName}", pathParameters),
		autorest.WithQueryParameters(queryParameters),
		autorest.WithHeaders(headers))
	return preparer.Prepare((&http.Request{}).WithContext(ctx))
}

// ReleaseLeaseSender sends the ReleaseLease request. The method will close the
// http.Response Body if it receives an error.
func (client Client) ReleaseLeaseSender(req *http.Request) (*http.Response, error) {
	return autorest.SendWithSender(client, req,
		azure.DoRetryWithRegistration(client.Client))
}

// ReleaseLeaseResponder handles the response to the ReleaseLease request. The method always
// closes the http.Response Body.
func (client Client) ReleaseLeaseResponder(resp *http.Response) (result autorest.Response, err error) {
	err = autorest.Respond(
		resp,
		client.ByInspecting(),
		azure.WithErrorUnlessStatusCode(http.StatusOK),
		autorest.ByClosing())
	result = autorest.Response{Response: resp}

	return
}