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Add Docker Healthcheck (#636)

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* Add Docker Healthcheck

Fixes #635

* Update Dockerfile_light

* Update healthcheck.js

fix healthcheck output error: "file:///usr/src/app/src/healthcheck.js:1\nvar http = require(\"http\");\n           ^\n\nReferenceError: require is not defined in ES module scope, you can use import instead\nThis file is being treated as an ES module because it has a '.js' file extension and '/usr/src/app/package.json' contains \"type\": \"module\". To treat it as a CommonJS script, rename it to use the '.cjs' file extension.\n    at file:///usr/src/app/src/healthcheck.js:1:12\n    at ModuleJob.run (node:internal/modules/esm/module_job:193:25)\n    at async Promise.all (index 0)\n    at async ESMLoader.import (node:internal/modules/esm/loader:526:24)\n    at async loadESM (node:internal/process/esm_loader:91:5)\n    at async handleMainPromise (node:internal/modules/run_main:65:12)\n"

* update version

Co-authored-by: acalcutt <acalcutt@techidiots.net>
This commit is contained in:
zstadler 2022-11-07 04:30:55 +02:00 committed by GitHub
parent d97c217e62
commit 50201f0a99
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GPG Key ID: 4AEE18F83AFDEB23
5 changed files with 24 additions and 3 deletions
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2
Dockerfile
View File

@ -81,3 +81,5 @@ EXPOSE 80
USER node:node
ENTRYPOINT ["/usr/src/app/docker-entrypoint.sh"]
HEALTHCHECK CMD node /usr/src/app/src/healthcheck.js

1
Dockerfile_light
View File

@ -32,3 +32,4 @@ COPY / /usr/src/app
RUN cd /usr/src/app && npm install --omit=dev
RUN ["chmod", "+x", "/usr/src/app/docker-entrypoint.sh"]
USER node:node
HEALTHCHECK CMD node /usr/src/app/src/healthcheck.js

4
package-lock.json generated
View File

@ -1,12 +1,12 @@
{
"name": "tileserver-gl",
"version": "4.1.2",
"version": "4.1.3",
"lockfileVersion": 2,
"requires": true,
"packages": {
"": {
"name": "tileserver-gl",
"version": "4.1.2",
"version": "4.1.3",
"license": "BSD-2-Clause",
"dependencies": {
"@mapbox/glyph-pbf-composite": "0.0.3",

2
package.json
View File

@ -1,6 +1,6 @@
{
"name": "tileserver-gl",
"version": "4.1.2",
"version": "4.1.3",
"description": "Map tile server for JSON GL styles - vector and server side generated raster tiles",
"main": "src/main.js",
"bin": "src/main.js",

18
src/healthcheck.js Normal file
View File

@ -0,0 +1,18 @@
import * as http from 'http';
var options = {
timeout: 2000,
};
var url = "http://localhost:80/health";
var request = http.request(url, options, (res) => {
console.log(`STATUS: ${res.statusCode}`);
if (res.statusCode == 200) {
process.exit(0);
} else {
process.exit(1);
}
});
request.on("error", function (err) {
console.log("ERROR");
process.exit(1);
});
request.end();