forked from Azure/setup-helm
-
Notifications
You must be signed in to change notification settings - Fork 0
/
run.ts
194 lines (168 loc) · 5.07 KB
/
run.ts
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
// Copyright (c) Microsoft Corporation.
// Copyright (c) Microsoft Corporation.
// Licensed under the MIT license.
import * as os from "os";
import * as path from "path";
import * as util from "util";
import * as fs from "fs";
import * as toolCache from "@actions/tool-cache";
import * as core from "@actions/core";
const helmToolName = "helm";
const stableHelmVersion = "v3.8.0";
const helmAllReleasesUrl = "https://api.github.com/repos/helm/helm/releases";
export async function run() {
let version = core.getInput("version", { required: true });
if(version !== "latest" && version[0] !== "v"){
version = getValidVersion(version);
}
if (version.toLocaleLowerCase() === "latest") {
version = await getLatestHelmVersion();
}
core.debug(util.format("Downloading %s", version));
let cachedPath = await downloadHelm(version);
try {
if (!process.env["PATH"].startsWith(path.dirname(cachedPath))) {
core.addPath(path.dirname(cachedPath));
}
} catch {
//do nothing, set as output variable
}
console.log(
`Helm tool version: '${version}' has been cached at ${cachedPath}`
);
core.setOutput("helm-path", cachedPath);
}
//Returns version with proper v before it
export function getValidVersion(version: string): string {
return "v" + version;
}
// Downloads the helm releases JSON and parses all the recent versions of helm from it.
// Defaults to sending stable helm version if none are valid or if it fails
export async function getLatestHelmVersion(): Promise<string> {
const helmJSONPath: string = await toolCache.downloadTool(helmAllReleasesUrl);
try {
const helmJSON = JSON.parse(fs.readFileSync(helmJSONPath, "utf-8"));
for (let i in helmJSON) {
if (isValidVersion(helmJSON[i].tag_name)) {
return helmJSON[i].tag_name;
}
}
} catch (err) {
core.warning(
util.format(
"Error while fetching the latest Helm release. Error: %s. Using default Helm version %s",
err.toString(),
stableHelmVersion
)
);
return stableHelmVersion;
}
return stableHelmVersion;
}
// isValidVersion checks if verison is a stable release
function isValidVersion(version: string): boolean {
return version.indexOf("rc") == -1;
}
export function getExecutableExtension(): string {
if (os.type().match(/^Win/)) {
return ".exe";
}
return "";
}
const LINUX = "Linux";
const MAC_OS = "Darwin";
const WINDOWS = "Windows_NT";
const ARM64 = "arm64";
export function getHelmDownloadURL(version: string): string {
const arch = os.arch();
const operatingSystem = os.type();
switch (true) {
case operatingSystem == LINUX && arch == ARM64:
return util.format(
"https://get.helm.sh/helm-%s-linux-arm64.zip",
version
);
case operatingSystem == LINUX:
return util.format(
"https://get.helm.sh/helm-%s-linux-amd64.zip",
version
);
case operatingSystem == MAC_OS && arch == ARM64:
return util.format(
"https://get.helm.sh/helm-%s-darwin-arm64.zip",
version
);
case operatingSystem == MAC_OS:
return util.format(
"https://get.helm.sh/helm-%s-darwin-amd64.zip",
version
);
case operatingSystem == WINDOWS:
default:
return util.format(
"https://get.helm.sh/helm-%s-windows-amd64.zip",
version
);
}
}
export async function downloadHelm(version: string): Promise<string> {
let cachedToolpath = toolCache.find(helmToolName, version);
if (!cachedToolpath) {
let helmDownloadPath;
try {
helmDownloadPath = await toolCache.downloadTool(
getHelmDownloadURL(version)
);
} catch (exception) {
throw new Error(
util.format(
"Failed to download Helm from location",
getHelmDownloadURL(version)
)
);
}
fs.chmodSync(helmDownloadPath, "777");
const unzipedHelmPath = await toolCache.extractZip(helmDownloadPath);
cachedToolpath = await toolCache.cacheDir(
unzipedHelmPath,
helmToolName,
version
);
}
const helmpath = findHelm(cachedToolpath);
if (!helmpath) {
throw new Error(
util.format("Helm executable not found in path", cachedToolpath)
);
}
fs.chmodSync(helmpath, "777");
return helmpath;
}
export function findHelm(rootFolder: string): string {
fs.chmodSync(rootFolder, "777");
var filelist: string[] = [];
walkSync(rootFolder, filelist, helmToolName + getExecutableExtension());
if (!filelist || filelist.length == 0) {
throw new Error(
util.format("Helm executable not found in path", rootFolder)
);
} else {
return filelist[0];
}
}
export var walkSync = function (dir, filelist, fileToFind) {
var files = fs.readdirSync(dir);
filelist = filelist || [];
files.forEach(function (file) {
if (fs.statSync(path.join(dir, file)).isDirectory()) {
filelist = walkSync(path.join(dir, file), filelist, fileToFind);
} else {
core.debug(file);
if (file == fileToFind) {
filelist.push(path.join(dir, file));
}
}
});
return filelist;
};
run().catch(core.setFailed);