github.com/kubiko/snapd@v0.0.0-20201013125620-d4f3094d9ddf/client/conf.go (about)

     1  // -*- Mode: Go; indent-tabs-mode: t -*-
     2  
     3  /*
     4   * Copyright (C) 2016 Canonical Ltd
     5   *
     6   * This program is free software: you can redistribute it and/or modify
     7   * it under the terms of the GNU General Public License version 3 as
     8   * published by the Free Software Foundation.
     9   *
    10   * This program is distributed in the hope that it will be useful,
    11   * but WITHOUT ANY WARRANTY; without even the implied warranty of
    12   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    13   * GNU General Public License for more details.
    14   *
    15   * You should have received a copy of the GNU General Public License
    16   * along with this program.  If not, see <http://www.gnu.org/licenses/>.
    17   *
    18   */
    19  
    20  package client
    21  
    22  import (
    23  	"bytes"
    24  	"encoding/json"
    25  	"net/url"
    26  	"strings"
    27  )
    28  
    29  // SetConf requests a snap to apply the provided patch to the configuration.
    30  func (client *Client) SetConf(snapName string, patch map[string]interface{}) (changeID string, err error) {
    31  	b, err := json.Marshal(patch)
    32  	if err != nil {
    33  		return "", err
    34  	}
    35  	return client.doAsync("PUT", "/v2/snaps/"+snapName+"/conf", nil, nil, bytes.NewReader(b))
    36  }
    37  
    38  // Conf asks for a snap's current configuration.
    39  //
    40  // Note that the configuration may include json.Numbers.
    41  func (client *Client) Conf(snapName string, keys []string) (configuration map[string]interface{}, err error) {
    42  	// Prepare query
    43  	query := url.Values{}
    44  	query.Set("keys", strings.Join(keys, ","))
    45  
    46  	_, err = client.doSync("GET", "/v2/snaps/"+snapName+"/conf", query, nil, nil, &configuration)
    47  	if err != nil {
    48  		return nil, err
    49  	}
    50  
    51  	return configuration, nil
    52  }