// NewClient creates and returns a Rackspace client for the given service.
func NewClient(c *cli.Context, serviceType string, logger *logrus.Logger, noCache bool, useServiceNet bool) (*gophercloud.ServiceClient, error) {
// get the user's authentication credentials
credsResult, err := Credentials(c, logger)
if err != nil {
return nil, err
}
logMsg := "Using public endpoint"
urlType := gophercloud.AvailabilityPublic
if useServiceNet {
logMsg = "Using service net endpoint"
urlType = gophercloud.AvailabilityInternal
}
logger.Infoln(logMsg)
if noCache {
return authFromScratch(credsResult, serviceType, urlType, logger)
}
ao := credsResult.AuthOpts
region := credsResult.Region
// form the cache key
cacheKey := CacheKey(*ao, region, serviceType, urlType)
// initialize cache
cache := &Cache{}
logger.Infof("Looking in the cache for cache key: %s\n", cacheKey)
// get the value from the cache
creds, err := cache.Value(cacheKey)
// if there was an error accessing the cache or there was nothing in the cache,
// authenticate from scratch
if err == nil && creds != nil {
// we successfully retrieved a value from the cache
logger.Infof("Using token from cache: %s\n", creds.TokenID)
pc, err := rackspace.NewClient(ao.IdentityEndpoint)
if err == nil {
pc.TokenID = creds.TokenID
pc.ReauthFunc = reauthFunc(pc, *ao)
pc.UserAgent.Prepend(util.UserAgent)
pc.HTTPClient = newHTTPClient()
return &gophercloud.ServiceClient{
ProviderClient: pc,
Endpoint: creds.ServiceEndpoint,
}, nil
}
} else {
return authFromScratch(credsResult, serviceType, urlType, logger)
}
return nil, nil
}
// NewClient creates and returns a Rackspace client for the given service.
func NewClient(c *cli.Context, serviceType string, logger *logrus.Logger) (*gophercloud.ServiceClient, error) {
// get the user's authentication credentials
ao, region, err := Credentials(c, logger)
if err != nil {
return nil, err
}
if c.GlobalIsSet("no-cache") || c.IsSet("no-cache") {
return authFromScratch(*ao, region, serviceType, logger)
}
// form the cache key
cacheKey := CacheKey(*ao, region, serviceType)
// initialize cache
cache := &Cache{}
// get the value from the cache
creds, err := cache.Value(cacheKey)
// if there was an error accessing the cache or there was nothing in the cache,
// authenticate from scratch
if err == nil && creds != nil {
// we successfully retrieved a value from the cache
logger.Infof("Using token from cache: %s\n", creds.TokenID)
pc, err := rackspace.NewClient(ao.IdentityEndpoint)
if err == nil {
pc.TokenID = creds.TokenID
pc.ReauthFunc = reauthFunc(pc, *ao)
pc.UserAgent.Prepend(util.UserAgent)
pc.HTTPClient = NewHTTPClient()
return &gophercloud.ServiceClient{
ProviderClient: pc,
Endpoint: creds.ServiceEndpoint,
}, nil
}
} else {
return authFromScratch(*ao, region, serviceType, logger)
}
return nil, nil
}