mirror of https://github.com/k3s-io/k3s
91 lines
2.3 KiB
Go
91 lines
2.3 KiB
Go
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package storageos
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import (
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"encoding/json"
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"errors"
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"io/ioutil"
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"net/http"
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"strconv"
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"github.com/storageos/go-api/types"
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)
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var (
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// TemplateAPIPrefix is a partial path to the HTTP endpoint.
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TemplateAPIPrefix = "/templates"
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// ErrNoSuchTemplate is the error returned when the template does not exist.
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ErrNoSuchTemplate = errors.New("no such template")
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// ErrTemplateInUse is the error returned when the template requested to be removed is still in use.
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ErrTemplateInUse = errors.New("template in use and cannot be removed")
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)
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// TemplateList returns the list of available templates.
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func (c *Client) TemplateList(opts types.ListOptions) ([]types.Template, error) {
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path := TemplateAPIPrefix + "?" + queryString(opts)
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resp, err := c.do("GET", path, doOptions{context: opts.Context})
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if err != nil {
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return nil, err
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}
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defer resp.Body.Close()
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var templates []types.Template
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if err := json.NewDecoder(resp.Body).Decode(&templates); err != nil {
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return nil, err
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}
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return templates, nil
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}
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// TemplateCreate creates a template on the server and returns the new object.
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func (c *Client) TemplateCreate(opts types.TemplateCreateOptions) (string, error) {
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resp, err := c.do("POST", TemplateAPIPrefix, doOptions{
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data: opts,
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context: opts.Context,
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})
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if err != nil {
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return "", err
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}
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defer resp.Body.Close()
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out, err := ioutil.ReadAll(resp.Body)
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if err != nil {
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return "", err
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}
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return strconv.Unquote(string(out))
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}
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// Template returns a template by its reference.
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func (c *Client) Template(ref string) (*types.Template, error) {
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resp, err := c.do("GET", TemplateAPIPrefix+"/"+ref, doOptions{})
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if err != nil {
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if e, ok := err.(*Error); ok && e.Status == http.StatusNotFound {
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return nil, ErrNoSuchTemplate
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}
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return nil, err
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}
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defer resp.Body.Close()
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var template types.Template
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if err := json.NewDecoder(resp.Body).Decode(&template); err != nil {
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return nil, err
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}
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return &template, nil
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}
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// TemplateDelete removes a template by its reference.
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func (c *Client) TemplateDelete(ref string) error {
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resp, err := c.do("DELETE", TemplateAPIPrefix+"/"+ref, doOptions{})
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if err != nil {
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if e, ok := err.(*Error); ok {
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if e.Status == http.StatusNotFound {
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return ErrNoSuchTemplate
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}
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if e.Status == http.StatusConflict {
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return ErrTemplateInUse
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}
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}
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return nil
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}
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defer resp.Body.Close()
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return nil
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}
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