Remove shadow namespace and externalize create_home and user quota logic to script

* Replaced home creation function with external script
* Removed shadow namespace and related code
* eosfs: also removed user quota logic, externalized to the create_home_hook script

Author: glpatcern

pkg/eosclient/eosgrpc/eosgrpc.go

@@ -840,13 +840,9 @@ func (c *Client) GetQuota(ctx context.Context, username string, rootAuth eosclie
 		return nil, errtypes.InternalError(fmt.Sprintf("Quota error from eos. info: '%#v'", resp.Quota))
 	}
 
-	qi := new(eosclient.QuotaInfo)
-	if resp == nil {
-		return nil, errtypes.InternalError("Out of memory")
-	}
-
 	// Let's loop on all the quotas that match this uid (apparently there can be many)
 	// If there are many for this node, we sum them up
+	qi := new(eosclient.QuotaInfo)
 	for i := 0; i < len(resp.Quota.Quotanode); i++ {
 		log.Debug().Str("func", "GetQuota").Str("quotanode:", fmt.Sprintf("%d: %#v", i, resp.Quota.Quotanode[i])).Msg("")
 

pkg/storage/utils/eosfs/config.go

@@ -26,25 +26,6 @@ type Config struct {
 	// QuotaNode for storing quota information
 	QuotaNode string `mapstructure:"quota_node"`
 
-	// DefaultQuotaBytes sets the default maximum bytes available for a user
-	DefaultQuotaBytes uint64 `mapstructure:"default_quota_bytes"`
-
-	// DefaultSecondaryQuotaBytes sets the default maximum bytes available for a secondary user
-	DefaultSecondaryQuotaBytes uint64 `mapstructure:"default_secondary_quota_bytes"`
-
-	// DefaultQuotaFiles sets the default maximum files available for a user
-	DefaultQuotaFiles uint64 `mapstructure:"default_quota_files"`
-
-	// ShadowNamespace for storing shadow data
-	ShadowNamespace string `mapstructure:"shadow_namespace"`
-
-	// UploadsNamespace for storing upload data
-	UploadsNamespace string `mapstructure:"uploads_namespace"`
-
-	// ShareFolder defines the name of the folder in the
-	// shadowed namespace. Ex: /eos/user/.shadow/h/hugo/MyShares
-	ShareFolder string `mapstructure:"share_folder"`
-
 	// Location of the eos binary.
 	// Default is /usr/bin/eos.
 	EosBinary string `mapstructure:"eos_binary"`
@@ -149,9 +130,6 @@ type Config struct {
 	// revisions-related operations.
 	ImpersonateOwnerforRevisions bool `mapstructure:"impersonate_owner_for_revisions"`
 
-	// Whether to enable the post create home hook
-	EnablePostCreateHomeHook bool `mapstructure:"enable_post_create_home_hook"`
-
 	// HTTP connections to EOS: max number of idle conns
 	MaxIdleConns int `mapstructure:"max_idle_conns"`
 
@@ -177,8 +155,9 @@ type Config struct {
 	// Default is 3600
 	TokenExpiry int
 
-	// Path of the script to run after an user home folder has been created
-	OnPostCreateHomeHook string `mapstructure:"on_post_create_home_hook"`
+	// Path of the script to run in order to create a user home folder
+	// TODO(lopresti): to be replaced by a call to the Resource Lifecycle API being developed
+	CreateHomeHook string `mapstructure:"create_home_hook"`
 
 	// Maximum entries count a ListRecycle call may return: if exceeded, ListRecycle
 	// will return a BadRequest error