changedetails/changedetails.go at master · brianlund/changedetails · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
package main

import (
	"fmt"
	"os"
	"strconv"
	"strings"

	slack "github.com/ashwanthkumar/slack-go-webhook"
	resty "gopkg.in/resty.v1"
)

type tcResponseDetails struct {
	ID       int    `json:"id"`
	Version  string `json:"version"`
	Username string `json:"username"`
	Date     string `json:"date"`
	Href     string `json:"href"`
	WebURL   string `json:"webUrl"`
	Comment  string `json:"comment"`
	Files    struct {
		Count int `json:"count"`
		File  []struct {
			BeforeRevision string `json:"before-revision"`
			AfterRevision  string `json:"after-revision"`
			ChangeType     string `json:"changeType"`
			File           string `json:"file"`
			RelativeFile   string `json:"relative-file"`
		} `json:"file"`
	} `json:"files"`
	VcsRootInstance struct {
		ID        string `json:"id"`
		VcsRootID string `json:"vcs-root-id"`
		Name      string `json:"name"`
		Href      string `json:"href"`
	} `json:"vcsRootInstance"`
}

// Details contain user, comment and version of a change
type Details struct {
	user    string
	comment string
	version string
}

type tcResponse struct {
	Href   string `json:"href"`
	Change []struct {
		ID       int    `json:"id"`
		Version  string `json:"version"`
		Username string `json:"username"`
		Date     string `json:"date"`
		Href     string `json:"href"`
		WebURL   string `json:"webUrl"`
	} `json:"change"`
	Count int `json:"count"`
}

// ChangeDetails gathers details about the given changes from the TeamCity REST api
func ChangeDetails(tcServer, changeurl string) (change Details) {

	tcChangeurl := fmt.Sprint(tcServer, changeurl)

	resp, err := resty.R().
		SetResult(tcResponseDetails{}).
		SetHeader("Accept", "application/json").
		Get(tcChangeurl)

	if err != nil {
		return
	}

	respBody := resp.Result().(*tcResponseDetails)
	change = Details{respBody.Username, respBody.Comment, respBody.Version}

	return change

}

// postChanges posts the collected changes to a slack channel
func postChanges(buildid int) (status string, err error) {

	tcServer := fmt.Sprintf("http://%v:%v@%v", os.Getenv("TCUSER"), os.Getenv("TCPASS"), os.Getenv("TCHOST"))
	tcPath := fmt.Sprintf("/app/rest/changes?locator=build:(id:%d)", buildid)
	tcChangeurl := fmt.Sprint(tcServer, tcPath)
	resp, err := resty.R().
		SetResult(tcResponse{}).
		SetHeader("Accept", "application/json").
		Get(tcChangeurl)

	if err != nil {
		return
	}
	respBody := resp.Result().(*tcResponse)

	changeMessage := make(map[int]Details)
	for i := range respBody.Change {
		_, changeMessage[i] = changeMessage, ChangeDetails(tcServer, respBody.Change[i].Href)
	}

	var b strings.Builder
	for i := range changeMessage {
		fmt.Fprintf(&b, "---\nUser: %v\nChange: %v\nVersion: %v\n\n", changeMessage[i].user, changeMessage[i].comment, changeMessage[i].version)
	}
	textMessage := fmt.Sprint(b.String())

	if err != nil {
		return
	}

	webhookURL := os.Getenv("SLACKWEBHOOKURL")
	payload := slack.Payload{
		Text:     textMessage,
		Username: "tcChanges",
	}

	slack.Send(webhookURL, "", payload)

	return resp.Status(), err

}

func main() {
	buildid, _ := strconv.Atoi(os.Getenv("TCBUILDID"))
	_, err := postChanges(buildid)
	if err != nil {
		fmt.Println("Something went wrong")
	}
	fmt.Printf("Ran with BuildID: %v, SlackURL: %v, User: %v, Pass: %v\n", buildid, os.Getenv("SLACKWEBHOOKURL"), os.Getenv("TCUSER"), os.Getenv("TCPASS"))

}