78b4c148f1
Prior to this change, the approvers could only be explicit users. With this change, you can now specify an org team and this will be expanded out with a user list for approvers. Closes #14.
71 lines
1.8 KiB
Go
71 lines
1.8 KiB
Go
package main
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import (
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"context"
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"fmt"
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"os"
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"strconv"
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"strings"
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"github.com/google/go-github/v43/github"
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)
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func retrieveApprovers(client *github.Client, repoOwner string) ([]string, error) {
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approvers := []string{}
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requiredApproversRaw := os.Getenv(envVarApprovers)
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requiredApprovers := strings.Split(requiredApproversRaw, ",")
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for _, approverUser := range requiredApprovers {
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expandedUsers := expandGroupFromUser(client, repoOwner, approverUser)
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if expandedUsers != nil {
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approvers = append(approvers, expandedUsers...)
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} else {
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approvers = append(approvers, approverUser)
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}
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}
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approvers = deduplicateUsers(approvers)
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minimumApprovalsRaw := os.Getenv(envVarMinimumApprovals)
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minimumApprovals := len(approvers)
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var err error
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if minimumApprovalsRaw != "" {
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minimumApprovals, err = strconv.Atoi(minimumApprovalsRaw)
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if err != nil {
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return nil, fmt.Errorf("error parsing minimum number of approvals: %w", err)
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}
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}
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if minimumApprovals > len(approvers) {
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return nil, fmt.Errorf("error: minimum required approvals (%d) is greater than the total number of approvers (%d)", minimumApprovals, len(approvers))
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}
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return approvers, nil
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}
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func expandGroupFromUser(client *github.Client, org, userOrTeam string) []string {
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users, _, err := client.Teams.ListTeamMembersBySlug(context.Background(), org, userOrTeam, &github.TeamListTeamMembersOptions{})
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if err != nil || len(users) == 0 {
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return nil
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}
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userNames := make([]string, 0, len(users))
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for _, user := range users {
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userNames = append(userNames, user.GetLogin())
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}
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return userNames
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}
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func deduplicateUsers(users []string) []string {
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uniqValuesByKey := make(map[string]bool)
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uniqUsers := []string{}
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for _, user := range users {
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if _, ok := uniqValuesByKey[user]; !ok {
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uniqValuesByKey[user] = true
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uniqUsers = append(uniqUsers, user)
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}
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}
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return uniqUsers
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}
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