247 lines
8.2 KiB
Go
247 lines
8.2 KiB
Go
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package linodego
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import (
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"context"
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"encoding/json"
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"fmt"
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"time"
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)
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// InstanceConfig represents all of the settings that control the boot and run configuration of a Linode Instance
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type InstanceConfig struct {
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CreatedStr string `json:"created"`
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UpdatedStr string `json:"updated"`
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ID int `json:"id"`
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Label string `json:"label"`
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Comments string `json:"comments"`
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Devices *InstanceConfigDeviceMap `json:"devices"`
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Helpers *InstanceConfigHelpers `json:"helpers"`
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MemoryLimit int `json:"memory_limit"`
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Kernel string `json:"kernel"`
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InitRD *int `json:"init_rd"`
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RootDevice string `json:"root_device"`
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RunLevel string `json:"run_level"`
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VirtMode string `json:"virt_mode"`
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Created *time.Time `json:"-"`
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Updated *time.Time `json:"-"`
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}
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// InstanceConfigDevice contains either the DiskID or VolumeID assigned to a Config Device
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type InstanceConfigDevice struct {
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DiskID int `json:"disk_id,omitempty"`
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VolumeID int `json:"volume_id,omitempty"`
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}
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// InstanceConfigDeviceMap contains SDA-SDH InstanceConfigDevice settings
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type InstanceConfigDeviceMap struct {
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SDA *InstanceConfigDevice `json:"sda,omitempty"`
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SDB *InstanceConfigDevice `json:"sdb,omitempty"`
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SDC *InstanceConfigDevice `json:"sdc,omitempty"`
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SDD *InstanceConfigDevice `json:"sdd,omitempty"`
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SDE *InstanceConfigDevice `json:"sde,omitempty"`
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SDF *InstanceConfigDevice `json:"sdf,omitempty"`
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SDG *InstanceConfigDevice `json:"sdg,omitempty"`
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SDH *InstanceConfigDevice `json:"sdh,omitempty"`
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}
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// InstanceConfigHelpers are Instance Config options that control Linux distribution specific tweaks
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type InstanceConfigHelpers struct {
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UpdateDBDisabled bool `json:"updatedb_disabled"`
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Distro bool `json:"distro"`
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ModulesDep bool `json:"modules_dep"`
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Network bool `json:"network"`
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DevTmpFsAutomount bool `json:"devtmpfs_automount"`
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}
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// InstanceConfigsPagedResponse represents a paginated InstanceConfig API response
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type InstanceConfigsPagedResponse struct {
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*PageOptions
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Data []InstanceConfig `json:"data"`
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}
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// InstanceConfigCreateOptions are InstanceConfig settings that can be used at creation
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type InstanceConfigCreateOptions struct {
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Label string `json:"label,omitempty"`
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Comments string `json:"comments,omitempty"`
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Devices InstanceConfigDeviceMap `json:"devices"`
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Helpers *InstanceConfigHelpers `json:"helpers,omitempty"`
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MemoryLimit int `json:"memory_limit,omitempty"`
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Kernel string `json:"kernel,omitempty"`
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InitRD int `json:"init_rd,omitempty"`
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RootDevice *string `json:"root_device,omitempty"`
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RunLevel string `json:"run_level,omitempty"`
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VirtMode string `json:"virt_mode,omitempty"`
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}
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// InstanceConfigUpdateOptions are InstanceConfig settings that can be used in updates
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type InstanceConfigUpdateOptions struct {
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Label string `json:"label,omitempty"`
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Comments string `json:"comments"`
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Devices *InstanceConfigDeviceMap `json:"devices,omitempty"`
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Helpers *InstanceConfigHelpers `json:"helpers,omitempty"`
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// MemoryLimit 0 means unlimitted, this is not omitted
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MemoryLimit int `json:"memory_limit"`
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Kernel string `json:"kernel,omitempty"`
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// InitRD is nullable, permit the sending of null
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InitRD *int `json:"init_rd"`
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RootDevice string `json:"root_device,omitempty"`
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RunLevel string `json:"run_level,omitempty"`
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VirtMode string `json:"virt_mode,omitempty"`
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}
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// GetCreateOptions converts a InstanceConfig to InstanceConfigCreateOptions for use in CreateInstanceConfig
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func (i InstanceConfig) GetCreateOptions() InstanceConfigCreateOptions {
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initrd := 0
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if i.InitRD != nil {
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initrd = *i.InitRD
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}
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return InstanceConfigCreateOptions{
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Label: i.Label,
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Comments: i.Comments,
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Devices: *i.Devices,
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Helpers: i.Helpers,
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MemoryLimit: i.MemoryLimit,
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Kernel: i.Kernel,
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InitRD: initrd,
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RootDevice: copyString(&i.RootDevice),
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RunLevel: i.RunLevel,
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VirtMode: i.VirtMode,
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}
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}
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// GetUpdateOptions converts a InstanceConfig to InstanceConfigUpdateOptions for use in UpdateInstanceConfig
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func (i InstanceConfig) GetUpdateOptions() InstanceConfigUpdateOptions {
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return InstanceConfigUpdateOptions{
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Label: i.Label,
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Comments: i.Comments,
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Devices: i.Devices,
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Helpers: i.Helpers,
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MemoryLimit: i.MemoryLimit,
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Kernel: i.Kernel,
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InitRD: copyInt(i.InitRD),
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RootDevice: i.RootDevice,
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RunLevel: i.RunLevel,
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VirtMode: i.VirtMode,
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}
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}
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// endpointWithID gets the endpoint URL for InstanceConfigs of a given Instance
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func (InstanceConfigsPagedResponse) endpointWithID(c *Client, id int) string {
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endpoint, err := c.InstanceConfigs.endpointWithID(id)
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if err != nil {
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panic(err)
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}
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return endpoint
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}
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// appendData appends InstanceConfigs when processing paginated InstanceConfig responses
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func (resp *InstanceConfigsPagedResponse) appendData(r *InstanceConfigsPagedResponse) {
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resp.Data = append(resp.Data, r.Data...)
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}
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// ListInstanceConfigs lists InstanceConfigs
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func (c *Client) ListInstanceConfigs(ctx context.Context, linodeID int, opts *ListOptions) ([]InstanceConfig, error) {
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response := InstanceConfigsPagedResponse{}
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err := c.listHelperWithID(ctx, &response, linodeID, opts)
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for i := range response.Data {
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response.Data[i].fixDates()
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}
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if err != nil {
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return nil, err
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}
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return response.Data, nil
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}
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// fixDates converts JSON timestamps to Go time.Time values
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func (i *InstanceConfig) fixDates() *InstanceConfig {
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i.Created, _ = parseDates(i.CreatedStr)
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i.Updated, _ = parseDates(i.UpdatedStr)
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return i
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}
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// GetInstanceConfig gets the template with the provided ID
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func (c *Client) GetInstanceConfig(ctx context.Context, linodeID int, configID int) (*InstanceConfig, error) {
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e, err := c.InstanceConfigs.endpointWithID(linodeID)
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if err != nil {
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return nil, err
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}
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e = fmt.Sprintf("%s/%d", e, configID)
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r, err := coupleAPIErrors(c.R(ctx).SetResult(&InstanceConfig{}).Get(e))
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if err != nil {
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return nil, err
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}
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return r.Result().(*InstanceConfig).fixDates(), nil
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}
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// CreateInstanceConfig creates a new InstanceConfig for the given Instance
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func (c *Client) CreateInstanceConfig(ctx context.Context, linodeID int, createOpts InstanceConfigCreateOptions) (*InstanceConfig, error) {
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var body string
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e, err := c.InstanceConfigs.endpointWithID(linodeID)
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if err != nil {
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return nil, err
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}
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req := c.R(ctx).SetResult(&InstanceConfig{})
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if bodyData, err := json.Marshal(createOpts); err == nil {
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body = string(bodyData)
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} else {
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return nil, err
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}
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r, err := coupleAPIErrors(req.
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SetBody(body).
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Post(e))
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if err != nil {
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return nil, err
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}
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return r.Result().(*InstanceConfig).fixDates(), nil
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}
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// UpdateInstanceConfig update an InstanceConfig for the given Instance
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func (c *Client) UpdateInstanceConfig(ctx context.Context, linodeID int, configID int, updateOpts InstanceConfigUpdateOptions) (*InstanceConfig, error) {
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var body string
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e, err := c.InstanceConfigs.endpointWithID(linodeID)
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if err != nil {
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return nil, err
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}
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e = fmt.Sprintf("%s/%d", e, configID)
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req := c.R(ctx).SetResult(&InstanceConfig{})
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if bodyData, err := json.Marshal(updateOpts); err == nil {
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body = string(bodyData)
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} else {
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return nil, err
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}
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r, err := coupleAPIErrors(req.
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SetBody(body).
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Put(e))
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if err != nil {
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return nil, err
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}
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return r.Result().(*InstanceConfig).fixDates(), nil
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}
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// RenameInstanceConfig renames an InstanceConfig
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func (c *Client) RenameInstanceConfig(ctx context.Context, linodeID int, configID int, label string) (*InstanceConfig, error) {
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return c.UpdateInstanceConfig(ctx, linodeID, configID, InstanceConfigUpdateOptions{Label: label})
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}
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// DeleteInstanceConfig deletes a Linode InstanceConfig
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func (c *Client) DeleteInstanceConfig(ctx context.Context, linodeID int, configID int) error {
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e, err := c.InstanceConfigs.endpointWithID(linodeID)
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if err != nil {
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return err
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}
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e = fmt.Sprintf("%s/%d", e, configID)
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_, err = coupleAPIErrors(c.R(ctx).Delete(e))
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return err
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}
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