OpenSlides/performance/cmd/create_candidates.go
2021-06-17 11:57:06 +02:00

131 lines
3.3 KiB
Go

package cmd
import (
"encoding/json"
"fmt"
"io"
"net/http"
"strings"
"github.com/OpenSlides/OpenSlides/performance/client"
"github.com/spf13/cobra"
)
const helpCreateCandidates = `Creates candidates to an assignment
This command can be used to test assignment votes.
`
func cmdCreateCandidates(cfg *config) *cobra.Command {
cmd := &cobra.Command{
Use: "create_candidates",
Short: "Creates candidates to an assignment",
Long: helpCreateCandidates,
}
amount := cmd.Flags().IntP("amount", "a", 10, "amount of candidates to add")
assignmentID := cmd.Flags().Int("assignment_id", 0, "assignment where the candidates are created")
cmd.RunE = func(cmd *cobra.Command, args []string) error {
c, err := client.New(cfg.addr(), cfg.username, cfg.password)
if err != nil {
return fmt.Errorf("creating client: %w", err)
}
if err := c.Login(); err != nil {
return fmt.Errorf("login client: %w", err)
}
uids, err := userIDs(cfg, c, *amount)
if err != nil {
return fmt.Errorf("getting userIDs: %w", err)
}
for _, id := range uids {
if err := createCandidate(c, cfg.addr(), *assignmentID, id); err != nil {
return fmt.Errorf("create candidate for uid %d: %w", id, err)
}
}
return nil
}
return cmd
}
func createCandidate(c *client.Client, addr string, assignmentID int, userID int) error {
req, err := http.NewRequest(
"POST",
fmt.Sprintf("%s/rest/assignments/assignment/%d/candidature_other/", addr, assignmentID),
strings.NewReader(fmt.Sprintf(`{"user":%d}`, userID)),
)
if err != nil {
return fmt.Errorf("creating request: %w", err)
}
req.Header.Set("Content-Type", "application/json")
if _, err := client.CheckStatus(c.Do(req)); err != nil {
return fmt.Errorf("sending request: %w", err)
}
return nil
}
func userIDs(cfg *config, c *client.Client, amount int) ([]int, error) {
req, err := http.NewRequest("GET", fmt.Sprintf("%s/system/autoupdate", cfg.addr()), nil)
if err != nil {
return nil, fmt.Errorf("creating fetching all request: %w", err)
}
resp, err := c.Do(req)
if err != nil {
return nil, fmt.Errorf("sending fetch all request: %w", err)
}
defer resp.Body.Close()
if resp.StatusCode < 200 || resp.StatusCode >= 300 {
body, err := io.ReadAll(resp.Body)
if err != nil {
body = []byte(fmt.Sprintf("[can not read body: %v", err))
}
return nil, fmt.Errorf("got status %s: %s", resp.Status, body)
}
// First message is a connection info. Throw it away.
var devNull json.RawMessage
if err := json.NewDecoder(resp.Body).Decode(&devNull); err != nil {
return nil, fmt.Errorf("decoding response: %w", err)
}
var content struct {
Changed map[string][]json.RawMessage `json:"changed"`
}
if err := json.NewDecoder(resp.Body).Decode(&content); err != nil {
return nil, fmt.Errorf("decoding response: %w", err)
}
users := content.Changed["users/user"]
if len(users) == 0 {
return nil, fmt.Errorf("no users found")
}
var ids []int
for i, u := range users {
var user struct {
ID int `json:"id"`
UserName string `json:"username"`
}
if err := json.Unmarshal(u, &user); err != nil {
return nil, fmt.Errorf("decoding %dth user: %w", i, err)
}
if !strings.HasPrefix(user.UserName, "dummy") {
continue
}
ids = append(ids, user.ID)
if len(ids) >= amount {
return ids, nil
}
}
return nil, fmt.Errorf("could not find %d dummy users", amount)
}