// Init initializes the driver.
func (d *driver) Init(ctx types.Context, config gofig.Config) error {
d.config = config
fields := map[string]interface{}{
"provider": vbox.Name,
"moduleName": vbox.Name,
"endpoint": d.endpoint(),
"userName": d.username(),
"tls": d.tls(),
"volumePath": d.volumePath(),
"controllerName": d.controllerName(),
"machineNameOrId": d.machineNameID(""),
}
ctx.Info("initializing driver: ", fields)
d.vbox = vboxc.New(d.username(), d.password(),
d.endpoint(), d.tls(), d.controllerName())
if err := d.vbox.Logon(); err != nil {
return goof.WithFieldsE(fields,
"error logging in", err)
}
ctx.WithFields(fields).Info("storage driver initialized")
return nil
}
func (d *idm) initPathCache(ctx types.Context) {
if !d.pathCacheEnabled() {
ctx.Info("path cache initializion disabled")
return
}
if name, ok := context.ServiceName(ctx); !ok || name == "" {
ctx.Info("path cache initializion disabled; no service name in ctx")
return
}
f := func(async bool) {
ctx.WithField("async", async).Info("initializing the path cache")
_, err := d.List(ctx, apiutils.NewStoreWithData(initPathCacheMap))
if err != nil {
ctx.WithField("async", async).WithError(err).Error(
"error initializing the path cache")
} else {
ctx.WithField("async", async).Debug("initialized the path cache")
}
}
if d.pathCacheAsync() {
go f(true)
} else {
f(false)
}
}
// Start starts the daemon.
func Start(
ctx apitypes.Context,
config gofig.Config,
host string,
stop <-chan os.Signal) (<-chan error, error) {
var (
err error
errs = make(chan error)
daemonErrChan <-chan error
)
if daemonErrChan, err = start(ctx, config, host, stop); err != nil {
ctx.WithError(err).Error("daemon failed to initialize")
return nil, err
}
ctx.Info("service successfully initialized, waiting on stop signal")
go func() {
sig := <-stop
ctx.WithField("signal", sig).Info("service received stop signal")
util.WaitUntilLibStorageStopped(ctx, daemonErrChan)
close(errs)
}()
return errs, nil
}
func (s *server) createMux(ctx types.Context) *mux.Router {
m := mux.NewRouter()
for _, apiRouter := range s.routers {
for _, r := range apiRouter.Routes() {
ctx := ctx.WithValue(context.RouteKey, r)
f := s.makeHTTPHandler(ctx, r)
mr := m.Path(r.GetPath())
mr = mr.Name(r.GetName())
mr = mr.Methods(r.GetMethod())
mr = mr.Queries(r.GetQueries()...)
mr.Handler(f)
if l, ok := context.GetLogLevel(ctx); ok && l >= log.DebugLevel {
ctx.WithFields(log.Fields{
"path": r.GetPath(),
"method": r.GetMethod(),
"queries": r.GetQueries(),
"len(queries)": len(r.GetQueries()),
}).Debug("registered route")
} else {
ctx.Info("registered route")
}
}
}
return m
}
func (s *server) makeHTTPHandler(
ctx types.Context,
route types.Route) http.HandlerFunc {
return func(w http.ResponseWriter, req *http.Request) {
w.Header().Set(types.ServerNameHeader, s.name)
ctx := context.WithRequestRoute(ctx, req, route)
if req.TLS != nil {
if len(req.TLS.PeerCertificates) > 0 {
userName := req.TLS.PeerCertificates[0].Subject.CommonName
ctx = ctx.WithValue(context.UserKey, userName)
}
}
ctx.Info("http request")
vars := mux.Vars(req)
if vars == nil {
vars = map[string]string{}
}
store := utils.NewStoreWithVars(vars)
handlerFunc := s.handleWithMiddleware(ctx, route)
if err := handlerFunc(ctx, w, req, store); err != nil {
ctx.Error(err)
http.Error(w, err.Error(), http.StatusInternalServerError)
}
}
}
// VolumeDetach detaches a volume.
func (d *driver) VolumeDetach(
ctx types.Context,
volumeID string,
opts *types.VolumeDetachOpts) (*types.Volume, error) {
// review volume with attachments to any host
ec2vols, err := d.getVolume(ctx, volumeID, "")
if err != nil {
return nil, goof.WithError("error getting volume", err)
}
volumes, convErr := d.toTypesVolume(
ctx, ec2vols, types.VolAttReqTrue)
if convErr != nil {
return nil, goof.WithError("error converting to types.Volume", convErr)
}
// no volumes to detach
if len(volumes) == 0 {
return nil, errNoVolReturned
}
// volume has no attachments
if len(volumes[0].Attachments) == 0 {
return nil, errVolAlreadyDetached
}
dvInput := &awsec2.DetachVolumeInput{
VolumeId: &volumeID,
Force: &opts.Force,
}
// Detach volume using EC2 API call
if _, err = mustSession(ctx).DetachVolume(dvInput); err != nil {
return nil, goof.WithFieldsE(
log.Fields{
"provider": d.Name(),
"volumeID": volumeID}, "error detaching volume", err)
}
if err = d.waitVolumeComplete(ctx, volumeID, waitVolumeDetach); err != nil {
return nil, goof.WithError("error waiting for volume detach", err)
}
ctx.Info("detached volume", volumeID)
// check if successful detach
detachedVol, err := d.VolumeInspect(
ctx, volumeID, &types.VolumeInspectOpts{
Attachments: types.VolAttReqTrue,
Opts: opts.Opts,
})
if err != nil {
return nil, goof.WithError("error getting volume", err)
}
return detachedVol, nil
}
// VolumeDetach detaches a volume.
func (d *driver) VolumeDetach(
ctx types.Context,
volumeID string,
opts *types.VolumeDetachOpts) (*types.Volume, error) {
if err := d.refreshSession(ctx); err != nil {
return nil, err
}
if volumeID == "" {
return nil, goof.New("missing volume id")
}
volumes, err := d.getVolume(ctx, volumeID, "", types.VolAttFalse)
if err != nil {
return nil, err
}
if len(volumes) == 0 {
return nil, goof.New("no volume returned")
}
// TODO: Check if volumes[[0].Attachments > 0?
if err := d.detachVolume(ctx, volumeID, ""); err != nil {
return nil, goof.WithFieldsE(
log.Fields{
"provier": vbox.Name,
"volumeID": volumeID}, "error detaching volume", err)
}
ctx.Info("detached volume", volumeID)
return d.VolumeInspect(
ctx, volumeID, &types.VolumeInspectOpts{
Attachments: types.VolAttReqTrue})
}
func (c *client) dial(ctx types.Context) error {
ctx.WithField("path", lsxMutex).Info("lsx lock file path")
svcInfos, err := c.Services(ctx)
if err != nil {
return err
}
// controller clients do not have any additional dialer logic
if c.isController() {
return nil
}
store := utils.NewStore()
c.ctx = c.ctx.WithValue(context.ServerKey, c.ServerName())
if !c.config.GetBool(types.ConfigExecutorNoDownload) {
ctx.Info("initializing executors cache")
if _, err := c.Executors(ctx); err != nil {
return err
}
if err := c.updateExecutor(ctx); err != nil {
return err
}
}
for service, _ := range svcInfos {
ctx := c.ctx.WithValue(context.ServiceKey, service)
ctx.Info("initializing supported cache")
supported, err := c.Supported(ctx, store)
if err != nil {
return goof.WithError("error initializing supported cache", err)
}
if !supported {
ctx.Warn("executor not supported")
continue
}
ctx.Info("initializing instance ID cache")
if _, err := c.InstanceID(ctx, store); err != nil {
if err == types.ErrNotImplemented {
ctx.WithError(err).Warn("cannot get instance ID")
continue
}
return goof.WithError("error initializing instance ID cache", err)
}
}
return nil
}
func (s *server) initEndpoints(ctx types.Context) error {
endpointsObj := s.config.Get(types.ConfigEndpoints)
if endpointsObj == nil {
if err := s.initDefaultEndpoint(); err != nil {
return goof.WithError("no endpoints defined", err)
}
endpointsObj = s.config.Get(types.ConfigEndpoints)
}
endpoints, ok := endpointsObj.(map[string]interface{})
if !ok {
return goof.New("endpoints invalid type")
}
if len(endpoints) == 0 {
if err := s.initDefaultEndpoint(); err != nil {
return err
}
}
for endpointName := range endpoints {
endpoint := fmt.Sprintf("%s.%s", types.ConfigEndpoints, endpointName)
address := fmt.Sprintf("%s.address", endpoint)
laddr := s.config.GetString(address)
if laddr == "" {
return goof.WithField("endpoint", endpoint, "missing address")
}
laddrET := types.ParseEndpointType(laddr)
switch laddrET {
case types.TCPEndpoint:
var tcpPort int
func() {
tcpPortLock.Lock()
defer tcpPortLock.Unlock()
tcpPort = gotil.RandomTCPPort()
}()
laddr = fmt.Sprintf("tcp://127.0.0.1:%d", tcpPort)
s.ctx.WithField("endpoint", endpoint).Info(
"initializing auto tcp endpoint")
case types.UnixEndpoint:
laddr = fmt.Sprintf("unix://%s", utils.GetTempSockFile())
s.ctx.WithField("endpoint", endpoint).Info(
"initializing auto unix endpoint")
}
s.ctx.WithFields(log.Fields{
"endpoint": endpoint, "address": laddr}).Debug("endpoint info")
s.addrs = append(s.addrs, laddr)
proto, addr, err := gotil.ParseAddress(laddr)
if err != nil {
return err
}
logFields := map[string]interface{}{
"endpoint": endpointName,
"address": laddr,
}
tlsConfig, err :=
utils.ParseTLSConfig(s.config.Scope(endpoint), logFields, endpoint)
if err != nil {
return err
}
ctx.WithFields(logFields).Info("configured endpoint")
srv, err := s.newHTTPServer(proto, addr, tlsConfig)
if err != nil {
return err
}
ctx.Info("server created")
s.servers = append(s.servers, srv)
}
return nil
}