// New constructs a new Driver with the given Openstack Swift credentials and container name
func New(params Parameters) (*Driver, error) {
transport := &http.Transport{
Proxy: http.ProxyFromEnvironment,
MaxIdleConnsPerHost: 2048,
TLSClientConfig: &tls.Config{InsecureSkipVerify: params.InsecureSkipVerify},
}
ct := swift.Connection{
UserName: params.Username,
ApiKey: params.Password,
AuthUrl: params.AuthURL,
Region: params.Region,
AuthVersion: params.AuthVersion,
UserAgent: "distribution/" + version.Version,
Tenant: params.Tenant,
TenantId: params.TenantID,
Domain: params.Domain,
DomainId: params.DomainID,
TenantDomain: params.TenantDomain,
TenantDomainId: params.TenantDomainID,
TrustId: params.TrustID,
EndpointType: swift.EndpointType(params.EndpointType),
Transport: transport,
ConnectTimeout: 60 * time.Second,
Timeout: 15 * 60 * time.Second,
}
err := ct.Authenticate()
if err != nil {
return nil, fmt.Errorf("Swift authentication failed: %s", err)
}
if _, _, err := ct.Container(params.Container); err == swift.ContainerNotFound {
if err := ct.ContainerCreate(params.Container, nil); err != nil {
return nil, fmt.Errorf("Failed to create container %s (%s)", params.Container, err)
}
} else if err != nil {
return nil, fmt.Errorf("Failed to retrieve info about container %s (%s)", params.Container, err)
}
d := &driver{
Conn: ct,
Container: params.Container,
Prefix: params.Prefix,
ChunkSize: params.ChunkSize,
TempURLMethods: make([]string, 0),
AccessKey: params.AccessKey,
}
info := swiftInfo{}
if config, err := d.Conn.QueryInfo(); err == nil {
_, d.BulkDeleteSupport = config["bulk_delete"]
if err := mapstructure.Decode(config, &info); err == nil {
d.TempURLContainerKey = info.Swift.Version >= "2.3.0"
d.TempURLMethods = info.Tempurl.Methods
}
} else {
d.TempURLContainerKey = params.TempURLContainerKey
d.TempURLMethods = params.TempURLMethods
}
if len(d.TempURLMethods) > 0 {
secretKey := params.SecretKey
if secretKey == "" {
secretKey, _ = generateSecret()
}
// Since Swift 2.2.2, we can now set secret keys on containers
// in addition to the account secret keys. Use them in preference.
if d.TempURLContainerKey {
_, containerHeaders, err := d.Conn.Container(d.Container)
if err != nil {
return nil, fmt.Errorf("Failed to fetch container info %s (%s)", d.Container, err)
}
d.SecretKey = containerHeaders["X-Container-Meta-Temp-Url-Key"]
if d.SecretKey == "" || (params.SecretKey != "" && d.SecretKey != params.SecretKey) {
m := swift.Metadata{}
m["temp-url-key"] = secretKey
if d.Conn.ContainerUpdate(d.Container, m.ContainerHeaders()); err == nil {
d.SecretKey = secretKey
}
}
} else {
// Use the account secret key
_, accountHeaders, err := d.Conn.Account()
if err != nil {
return nil, fmt.Errorf("Failed to fetch account info (%s)", err)
}
d.SecretKey = accountHeaders["X-Account-Meta-Temp-Url-Key"]
if d.SecretKey == "" || (params.SecretKey != "" && d.SecretKey != params.SecretKey) {
m := swift.Metadata{}
m["temp-url-key"] = secretKey
if err := d.Conn.AccountUpdate(m.AccountHeaders()); err == nil {
d.SecretKey = secretKey
}
}
}
}
return &Driver{
baseEmbed: baseEmbed{
Base: base.Base{
StorageDriver: d,
},
},
}, nil
}
func makeConnection() (*swift.Connection, error) {
var err error
UserName := os.Getenv("SWIFT_API_USER")
ApiKey := os.Getenv("SWIFT_API_KEY")
AuthUrl := os.Getenv("SWIFT_AUTH_URL")
Region := os.Getenv("SWIFT_REGION_NAME")
EndpointType := os.Getenv("SWIFT_ENDPOINT_TYPE")
Insecure := os.Getenv("SWIFT_AUTH_INSECURE")
ConnectionChannelTimeout := os.Getenv("SWIFT_CONNECTION_CHANNEL_TIMEOUT")
DataChannelTimeout := os.Getenv("SWIFT_DATA_CHANNEL_TIMEOUT")
if UserName == "" || ApiKey == "" || AuthUrl == "" {
if srv != nil {
srv.Close()
}
srv, err = swifttest.NewSwiftServer("localhost")
if err != nil {
return nil, err
}
UserName = "******"
ApiKey = "swifttest"
AuthUrl = srv.AuthURL
}
transport := &http.Transport{
Proxy: http.ProxyFromEnvironment,
MaxIdleConnsPerHost: 2048,
}
if Insecure == "1" {
transport.TLSClientConfig = &tls.Config{InsecureSkipVerify: true}
}
c := swift.Connection{
UserName: UserName,
ApiKey: ApiKey,
AuthUrl: AuthUrl,
Region: Region,
Transport: transport,
ConnectTimeout: 60 * time.Second,
Timeout: 60 * time.Second,
EndpointType: swift.EndpointType(EndpointType),
}
var timeout int64
if ConnectionChannelTimeout != "" {
timeout, err = strconv.ParseInt(ConnectionChannelTimeout, 10, 32)
if err == nil {
c.ConnectTimeout = time.Duration(timeout) * time.Second
}
}
if DataChannelTimeout != "" {
timeout, err = strconv.ParseInt(DataChannelTimeout, 10, 32)
if err == nil {
c.Timeout = time.Duration(timeout) * time.Second
}
}
return &c, nil
}