/*
This is a *low level* function that access a MAAS Server and returns a MAASObject
referring to a single MAAS managed node.
The function takes a pointer to an already active MAASObject as well as a system_id and returns a MAASObject array
and an error code.
*/
func maasGetSingleNode(maas *gomaasapi.MAASObject, system_id string) (gomaasapi.MAASObject, error) {
log.Printf("[DEBUG] [maasGetSingleNode] Getting a node (%s) from MAAS\n", system_id)
nodeObject, err := maas.GetSubObject("nodes").GetSubObject(system_id).Get()
if err != nil {
log.Printf("[ERROR] [maasGetSingleNode] Unable to get node (%s) from MAAS\n", system_id)
return gomaasapi.MAASObject{}, err
}
return nodeObject, nil
}
func maasReleaseNode(maas *gomaasapi.MAASObject, system_id string) error {
log.Printf("[DEBUG] [maasReleaseNode] Releasing node: %s", system_id)
_, err := maas.GetSubObject("nodes").GetSubObject(system_id).CallPost("release", url.Values{})
if err != nil {
log.Printf("[DEBUG] [maasReleaseNode] Unable to release node (%s)", system_id)
return err
}
return nil
}
/*
This is a *low level* function that attempts to acquire a MAAS managed node for future deployment.
*/
func maasAllocateNodes(maas *gomaasapi.MAASObject, params url.Values) (gomaasapi.MAASObject, error) {
log.Printf("[DEBUG] [maasAllocateNodes] Allocating one or more nodes with following params: %+v", params)
nodeObject, err := maas.GetSubObject("nodes").CallPost("acquire", params)
if err != nil {
log.Printf("[ERROR] [maasAllocateNodes] Unable to acquire a node ... bailing")
return gomaasapi.MAASObject{}, err
}
return nodeObject.GetMAASObject()
}
/*
This is a *low level* function that access a MAAS Server and returns an array of MAASObject
The function takes a pointer to an already active MAASObject and returns a JSONObject array
and an error code.
*/
func maasListAllNodes(maas *gomaasapi.MAASObject) ([]gomaasapi.JSONObject, error) {
nodeListing := maas.GetSubObject("nodes")
log.Printf("[DEBUG] [maasListAllNodes] Fetching list of nodes...\n")
listNodeObjects, err := nodeListing.CallGet("list", url.Values{})
if err != nil {
log.Printf("[ERROR] [maasListAllNodes] Unable to get list of nodes ...\n")
return nil, err
}
listNodes, err := listNodeObjects.GetArray()
if err != nil {
log.Printf("[ERROR] [maasListAllNodes] Unable to get the node list array ...\n")
return nil, err
}
return listNodes, err
}
