90 lines
2.0 KiB
Go
90 lines
2.0 KiB
Go
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package freeipa
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import (
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"bytes"
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"encoding/json"
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"fmt"
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"net/http"
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)
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// Standard API version definitation.
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var apiVersion = "2.237"
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// Request format.
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type Request struct {
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Method string `json:"method"`
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Params []interface{} `json:"params"`
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}
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// NewRequest: Create a new request providing method, args, and parameters.
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func NewRequest(method string, args []interface{}, parms map[string]interface{}) *Request {
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// Add API version to the parameters.
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parms["version"] = apiVersion
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// Create the request.
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req := &Request{
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Method: method,
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Params: []interface{}{
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args,
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parms,
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},
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}
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// Return new request.
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return req
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}
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// Do: Have the client do the request.
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func (c *Client) Do(req *Request) (*Response, error) {
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// Send request.
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res, err := c.sendRequest(req)
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if err != nil {
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return nil, err
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}
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defer res.Body.Close()
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// If request is unauthorized, attempt to re-authenticate.
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if res.StatusCode == http.StatusUnauthorized {
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// Login.
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err = c.login()
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if err != nil {
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return nil, fmt.Errorf("renewed login failed: %s", err)
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}
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// Re-send the request, now that we're authenticated.
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res, err = c.sendRequest(req)
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if err != nil {
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return nil, err
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}
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}
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// We expect a 200 response, otherwise re-authentication failed or some other error occured.
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if res.StatusCode != http.StatusOK {
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return nil, fmt.Errorf("unexpected http status code: %d", res.StatusCode)
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}
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// Parse the response from the body.
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return ParseResponse(res.Body)
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}
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// sendRequest: Encode and send the request to the session.
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func (c *Client) sendRequest(request *Request) (*http.Response, error) {
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// Encode to JSON.
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data, err := json.Marshal(request)
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if err != nil {
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return nil, err
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}
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// Make request with JSON data.
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req, err := http.NewRequest("POST", c.uriBase+"/session/json", bytes.NewBuffer(data))
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if err != nil {
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return nil, err
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}
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req.Header.Set("Content-Type", "application/json")
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req.Header.Set("Accept", "application/json")
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req.Header.Set("Referer", c.uriBase)
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// Perform the request.
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return c.client.Do(req)
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}
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