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package lxd
import (
"fmt"
"net/url"
"github.com/canonical/lxd/shared/api"
)
// Storage pool handling functions
// GetStoragePoolNames returns the names of all storage pools.
func (r *ProtocolLXD) GetStoragePoolNames() ([]string, error) {
if !r.HasExtension("storage") {
return nil, fmt.Errorf("The server is missing the required \"storage\" API extension")
}
// Fetch the raw URL values.
urls := []string{}
baseURL := "/storage-pools"
_, err := r.queryStruct("GET", baseURL, nil, "", &urls)
if err != nil {
return nil, err
}
// Parse it.
return urlsToResourceNames(baseURL, urls...)
}
// GetStoragePools returns a list of StoragePool entries.
func (r *ProtocolLXD) GetStoragePools() ([]api.StoragePool, error) {
if !r.HasExtension("storage") {
return nil, fmt.Errorf("The server is missing the required \"storage\" API extension")
}
pools := []api.StoragePool{}
// Fetch the raw value
_, err := r.queryStruct("GET", "/storage-pools?recursion=1", nil, "", &pools)
if err != nil {
return nil, err
}
return pools, nil
}
// GetStoragePool returns a StoragePool entry for the provided pool name.
func (r *ProtocolLXD) GetStoragePool(name string) (*api.StoragePool, string, error) {
if !r.HasExtension("storage") {
return nil, "", fmt.Errorf("The server is missing the required \"storage\" API extension")
}
pool := api.StoragePool{}
// Fetch the raw value
etag, err := r.queryStruct("GET", fmt.Sprintf("/storage-pools/%s", url.PathEscape(name)), nil, "", &pool)
if err != nil {
return nil, "", err
}
return &pool, etag, nil
}
// CreateStoragePool defines a new storage pool using the provided StoragePool struct.
func (r *ProtocolLXD) CreateStoragePool(pool api.StoragePoolsPost) error {
if !r.HasExtension("storage") {
return fmt.Errorf("The server is missing the required \"storage\" API extension")
}
if pool.Driver == "ceph" && !r.HasExtension("storage_driver_ceph") {
return fmt.Errorf("The server is missing the required \"storage_driver_ceph\" API extension")
}
// Send the request
_, _, err := r.query("POST", "/storage-pools", pool, "")
if err != nil {
return err
}
return nil
}
// UpdateStoragePool updates the pool to match the provided StoragePool struct.
func (r *ProtocolLXD) UpdateStoragePool(name string, pool api.StoragePoolPut, ETag string) error {
if !r.HasExtension("storage") {
return fmt.Errorf("The server is missing the required \"storage\" API extension")
}
// Send the request
_, _, err := r.query("PUT", fmt.Sprintf("/storage-pools/%s", url.PathEscape(name)), pool, ETag)
if err != nil {
return err
}
return nil
}
// DeleteStoragePool deletes a storage pool.
func (r *ProtocolLXD) DeleteStoragePool(name string) error {
if !r.HasExtension("storage") {
return fmt.Errorf("The server is missing the required \"storage\" API extension")
}
// Send the request
_, _, err := r.query("DELETE", fmt.Sprintf("/storage-pools/%s", url.PathEscape(name)), nil, "")
if err != nil {
return err
}
return nil
}
// GetStoragePoolResources gets the resources available to a given storage pool.
func (r *ProtocolLXD) GetStoragePoolResources(name string) (*api.ResourcesStoragePool, error) {
if !r.HasExtension("resources") {
return nil, fmt.Errorf("The server is missing the required \"resources\" API extension")
}
res := api.ResourcesStoragePool{}
// Fetch the raw value
_, err := r.queryStruct("GET", fmt.Sprintf("/storage-pools/%s/resources", url.PathEscape(name)), nil, "", &res)
if err != nil {
return nil, err
}
return &res, nil
}
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