github.com/abayer/test-infra@v0.0.5/prow/plugins/lifecycle/reopen.go (about)

     1  /*
     2  Copyright 2017 The Kubernetes Authors.
     3  
     4  Licensed under the Apache License, Version 2.0 (the "License");
     5  you may not use this file except in compliance with the License.
     6  You may obtain a copy of the License at
     7  
     8      http://www.apache.org/licenses/LICENSE-2.0
     9  
    10  Unless required by applicable law or agreed to in writing, software
    11  distributed under the License is distributed on an "AS IS" BASIS,
    12  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13  See the License for the specific language governing permissions and
    14  limitations under the License.
    15  */
    16  
    17  package lifecycle
    18  
    19  import (
    20  	"fmt"
    21  	"regexp"
    22  
    23  	"github.com/sirupsen/logrus"
    24  
    25  	"k8s.io/test-infra/prow/github"
    26  	"k8s.io/test-infra/prow/plugins"
    27  )
    28  
    29  var reopenRe = regexp.MustCompile(`(?mi)^/reopen\s*$`)
    30  
    31  type githubClient interface {
    32  	CreateComment(owner, repo string, number int, comment string) error
    33  	ReopenIssue(owner, repo string, number int) error
    34  	ReopenPR(owner, repo string, number int) error
    35  }
    36  
    37  func handleReopen(gc githubClient, log *logrus.Entry, e *github.GenericCommentEvent) error {
    38  	// Only consider closed issues and new comments.
    39  	if e.IssueState != "closed" || e.Action != github.GenericCommentActionCreated {
    40  		return nil
    41  	}
    42  
    43  	if !reopenRe.MatchString(e.Body) {
    44  		return nil
    45  	}
    46  
    47  	org := e.Repo.Owner.Login
    48  	repo := e.Repo.Name
    49  	number := e.Number
    50  	commentAuthor := e.User.Login
    51  
    52  	// Allow assignees and authors to re-open issues.
    53  	isAssignee := false
    54  	for _, assignee := range e.Assignees {
    55  		if commentAuthor == assignee.Login {
    56  			isAssignee = true
    57  			break
    58  		}
    59  	}
    60  	if e.IssueAuthor.Login != commentAuthor && !isAssignee {
    61  		resp := "you can't re-open an issue/PR unless you authored it or you are assigned to it."
    62  		log.Infof("Commenting \"%s\".", resp)
    63  		return gc.CreateComment(org, repo, number, plugins.FormatResponseRaw(e.Body, e.HTMLURL, e.User.Login, resp))
    64  	}
    65  
    66  	if e.IsPR {
    67  		log.Infof("/reopen PR")
    68  		err := gc.ReopenPR(org, repo, number)
    69  		if err != nil {
    70  			if scbc, ok := err.(github.StateCannotBeChanged); ok {
    71  				resp := fmt.Sprintf("failed to re-open PR: %v", scbc)
    72  				return gc.CreateComment(org, repo, number, plugins.FormatResponseRaw(e.Body, e.HTMLURL, e.User.Login, resp))
    73  			}
    74  		}
    75  		return err
    76  	}
    77  
    78  	log.Infof("/reopen issue")
    79  	err := gc.ReopenIssue(org, repo, number)
    80  	if err != nil {
    81  		if scbc, ok := err.(github.StateCannotBeChanged); ok {
    82  			resp := fmt.Sprintf("failed to re-open Issue: %v", scbc)
    83  			return gc.CreateComment(org, repo, number, plugins.FormatResponseRaw(e.Body, e.HTMLURL, e.User.Login, resp))
    84  		}
    85  	}
    86  	return err
    87  }