portainer/api/http/handler/templates/utils_fetch_templates.go

42 lines
1.0 KiB
Go

package templates
import (
"net/http"
portainer "github.com/portainer/portainer/api"
httperror "github.com/portainer/portainer/pkg/libhttp/error"
"github.com/segmentio/encoding/json"
)
type listResponse struct {
Version string `json:"version"`
Templates []portainer.Template `json:"templates"`
}
func (handler *Handler) fetchTemplates() (*listResponse, *httperror.HandlerError) {
settings, err := handler.DataStore.Settings().Settings()
if err != nil {
return nil, httperror.InternalServerError("Unable to retrieve settings from the database", err)
}
templatesURL := settings.TemplatesURL
if templatesURL == "" {
templatesURL = portainer.DefaultTemplatesURL
}
resp, err := http.Get(templatesURL)
if err != nil {
return nil, httperror.InternalServerError("Unable to retrieve templates via the network", err)
}
defer resp.Body.Close()
var body *listResponse
err = json.NewDecoder(resp.Body).Decode(&body)
if err != nil {
return nil, httperror.InternalServerError("Unable to parse template file", err)
}
return body, nil
}