Chapter 13. Storage Connections

13.1. Storage Connection Elements

Table 13.1. Storage Connection Base Elements
Element	Type	Description	Properties
`type`	One of `nfs`, `posixfs`, `local`, or `iscsi`	The type of storage domain.
`address`	string	The hostname or IP address of the storage domain.	(Only required for NFS and iSCSI)
`host`	string	The `id` or `name` of the hypervisor. The `host` is optional. Providing it will attempt a connection to the storage via the host; not providing it will lead to persisting storage details in the database.

Table 13.2. Storage Connection File-based Storage Elements
Element	Type	Description
`path`	string	The mounted file path of the storage domain. The `path` cannot be updated to one already used by a storage connection.
`mount_options`	string	The options for mounting the PosixFS share.
`vfs_type`	string	The Linux-supported file system type of the PosixFS share.
`nfs_version`	string	The version of NFS used.
`nfs_timeo`	integer	The amount of time, in deciseconds, the NFS client will wait for a request to complete.
`nfs_retrans`	integer	The number of retransmissions the NFS client will attempt to complete a request.

Table 13.3. Storage Connection iSCSI elements
Element	Type	Description
`port`	integer	The TCP port used for the iSCSI storage domain.
`target`	string	The target IQN for the storage device.
`username`	string	A CHAP user name for logging into a target.
`password`	string	A CHAP password for logging into a target.