/
github.go
316 lines (271 loc) · 8.7 KB
/
github.go
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
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
package getziti
import (
"context"
"fmt"
"github.com/blang/semver"
"github.com/go-resty/resty/v2"
"github.com/michaelquigley/pfxlog"
"github.com/openziti/foundation/v2/versions"
c "github.com/openziti/ziti/ziti/constants"
"github.com/pkg/errors"
"net/http"
"net/url"
"os"
"path/filepath"
"sort"
"strings"
"time"
)
// GitHubReleasesData is used to parse the '/releases/latest' response from GitHub
type GitHubReleasesData struct {
Version string `json:"tag_name"`
SemVer semver.Version
Assets []struct {
BrowserDownloadURL string `json:"browser_download_url"`
}
}
func (self *GitHubReleasesData) GetDownloadUrl(appName string, targetOS, targetArch string) (string, error) {
arches := []string{targetArch}
if strings.ToLower(targetArch) == "amd64" {
arches = append(arches, "x86_64")
}
for _, asset := range self.Assets {
ok := false
for _, arch := range arches {
if strings.Contains(strings.ToLower(asset.BrowserDownloadURL), arch) {
ok = true
}
}
ok = ok && strings.Contains(strings.ToLower(asset.BrowserDownloadURL), targetOS)
if ok {
return asset.BrowserDownloadURL, nil
}
}
return "", errors.Errorf("no download URL found for os/arch %s/%s for '%s'", targetOS, targetArch, appName)
}
func NewClient() *resty.Client {
// Use a 2-second timeout with a retry count of 5
return resty.
New().
SetTimeout(2 * time.Second).
SetRetryCount(5).
SetRedirectPolicy(resty.FlexibleRedirectPolicy(15))
}
func getRequest(verbose bool) *resty.Request {
return NewClient().
SetDebug(verbose).
R()
}
func GetLatestGitHubReleaseVersion(zitiApp string, verbose bool) (semver.Version, error) {
var result semver.Version
release, err := GetHighestVersionGitHubReleaseInfo(zitiApp, verbose)
if release != nil {
result = release.SemVer
}
return result, err
}
func GetHighestVersionGitHubReleaseInfo(appName string, verbose bool) (*GitHubReleasesData, error) {
resp, err := getRequest(verbose).
SetQueryParams(map[string]string{}).
SetHeader("Accept", "application/vnd.github.v3+json").
SetResult([]*GitHubReleasesData{}).
Get("https://api.github.com/repos/openziti/" + appName + "/releases")
if err != nil {
return nil, errors.Wrapf(err, "unable to get latest version for '%s'", appName)
}
if resp.StatusCode() == http.StatusNotFound {
return nil, errors.Errorf("unable to get latest version for '%s'; Not Found (invalid URL)", appName)
}
if resp.StatusCode() != http.StatusOK {
return nil, errors.Errorf("unable to get latest version for '%s'; return status=%s", appName, resp.Status())
}
result := *resp.Result().(*[]*GitHubReleasesData)
return GetHighestVersionRelease(appName, result)
}
func GetHighestVersionRelease(appName string, releases []*GitHubReleasesData) (*GitHubReleasesData, error) {
for _, release := range releases {
v, err := semver.ParseTolerant(release.Version)
if err != nil {
return nil, errors.Wrapf(err, "unable to parse version %v for '%v'", release.Version, appName)
}
release.SemVer = v
}
sort.Slice(releases, func(i, j int) bool {
return releases[i].SemVer.GT(releases[j].SemVer) // sort in reverse order
})
if len(releases) == 0 {
return nil, errors.Errorf("no releases found for '%v'", appName)
}
return releases[0], nil
}
func GetLatestGitHubReleaseAsset(appName string, appGitHub string, version string, verbose bool) (*GitHubReleasesData, error) {
if version != "latest" {
if appName == "ziti-prox-c" {
version = strings.TrimPrefix(version, "v")
}
if appName == "ziti" || appName == "ziti-edge-tunnel" || appName == "zrok" {
if !strings.HasPrefix(version, "v") {
version = "v" + version
}
}
}
if version != "latest " {
version = "tags/" + version
}
ctx, cancelF := context.WithTimeout(context.Background(), 10*time.Second)
defer cancelF()
resp, err := getRequest(verbose).
SetContext(ctx).
SetQueryParams(map[string]string{}).
SetHeader("Accept", "application/vnd.github.v3+json").
SetResult(&GitHubReleasesData{}).
Get("https://api.github.com/repos/openziti/" + appGitHub + "/releases/" + version)
if err != nil {
return nil, fmt.Errorf("unable to get latest version for '%s'; %s", appName, err)
}
if resp.StatusCode() == http.StatusNotFound {
return nil, fmt.Errorf("unable to get latest version for '%s'; Not Found", appName)
}
if resp.StatusCode() != http.StatusOK {
return nil, fmt.Errorf("unable to get latest version for '%s'; %s", appName, resp.Status())
}
result := resp.Result().(*GitHubReleasesData)
return result, nil
}
// DownloadGitHubReleaseAsset will download a file from the given GitHUb release area
func DownloadGitHubReleaseAsset(fullUrl string, filepath string) (err error) {
resp, err := resty.
New().
SetTimeout(time.Minute).
SetRetryCount(2).
SetRedirectPolicy(resty.FlexibleRedirectPolicy(15)).
R().
SetOutput(filepath).
Get(fullUrl)
if err != nil {
return fmt.Errorf("unable to download '%s', %s", fullUrl, err)
}
if resp.IsError() {
return fmt.Errorf("unable to download file, error HTTP status code [%d] returned for url [%s]", resp.StatusCode(), fullUrl)
}
return nil
}
func FindVersionAndInstallGitHubRelease(zitiApp string, zitiAppGitHub string, targetOS, targetArch string, binDir string, version string, verbose bool) error {
releaseVersion := version
if version != "" && version != "latest" {
if _, err := semver.Make(strings.TrimPrefix(version, "v")); err != nil {
return err
}
} else {
version = "latest"
v, err := GetLatestGitHubReleaseVersion(zitiApp, verbose)
if err != nil {
return err
}
releaseVersion = v.String()
}
release, err := GetLatestGitHubReleaseAsset(zitiApp, zitiAppGitHub, releaseVersion, verbose)
if err != nil {
return err
}
return InstallGitHubRelease(zitiApp, release, binDir, targetOS, targetArch, version)
}
func InstallGitHubRelease(zitiApp string, release *GitHubReleasesData, binDir string, targetOS, targetArch, version string) error {
releaseUrl, err := release.GetDownloadUrl(zitiApp, targetOS, targetArch)
if err != nil {
return err
}
parsedUrl, err := url.Parse(releaseUrl)
if err != nil {
return err
}
fileName := filepath.Base(parsedUrl.Path)
fullPath := filepath.Join(binDir, fileName)
err = DownloadGitHubReleaseAsset(releaseUrl, fullPath)
if err != nil {
return err
}
defer func() {
err = os.Remove(fullPath)
if err != nil {
pfxlog.Logger().WithError(err).Errorf("failed to removed downloaded release archive %s", fullPath)
}
}()
if strings.HasSuffix(fileName, ".zip") {
if zitiApp == c.ZITI_EDGE_TUNNEL {
count := 0
zitiFileName := "ziti-edge-tunnel-" + version
err = Unzip(fullPath, binDir, func(path string) (string, bool) {
if path == "ziti-edge-tunnel" {
count++
return zitiFileName, true
}
return "", false
})
if err != nil {
return err
}
if count != 1 {
return errors.Errorf("didn't find ziti-edge-tunnel executable in release archive. count: %v", count)
}
pfxlog.Logger().Infof("Successfully installed '%s' version '%s' to %s", zitiApp, release.Version, filepath.Join(binDir, zitiFileName))
return nil
} else {
return errors.Errorf("unsupported application '%s'", zitiApp)
}
} else if strings.HasSuffix(fileName, ".tar.gz") {
if zitiApp == c.ZITI {
count := 0
zitiFileName := "ziti-" + version
expectedPath := "ziti"
if version != "latest" {
semVer, err := versions.ParseSemVer(version)
if err != nil {
return err
}
pathChangedVersion := versions.MustParseSemVer("0.29.0")
if semVer.CompareTo(pathChangedVersion) < 0 {
expectedPath = "ziti/ziti"
}
}
err = UnTarGz(fullPath, binDir, func(path string) (string, bool) {
if path == expectedPath {
count++
return zitiFileName, true
}
return "", false
})
if err != nil {
return err
}
if count != 1 {
return errors.Errorf("didn't find ziti executable in release archive. count: %v", count)
}
pfxlog.Logger().Infof("Successfully installed '%s' version '%s' to %s", zitiApp, release.Version, filepath.Join(binDir, zitiFileName))
return nil
} else if zitiApp == c.ZROK {
count := 0
zitiFileName := "zrok-" + version
expectedPath := "zrok"
err = UnTarGz(fullPath, binDir, func(path string) (string, bool) {
if path == expectedPath {
count++
return zitiFileName, true
}
return "", false
})
if err != nil {
return err
}
if count != 1 {
return errors.Errorf("didn't find zrok executable in release archive. count: %v", count)
}
pfxlog.Logger().Infof("Successfully installed '%s' version '%s' to %s", zitiApp, release.Version, filepath.Join(binDir, zitiFileName))
return nil
} else {
return errors.Errorf("unsupported application '%s'", zitiApp)
}
} else {
return errors.Errorf("unsupported release file type '%s'", fileName)
}
}