Initial commit

This commit is contained in:
Johannes Frohnmeyer 2022-10-20 21:57:43 +02:00
commit 6b6a84977c
Signed by: Johannes
GPG Key ID: E76429612C2929F4
13 changed files with 338 additions and 0 deletions

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.gitignore vendored Normal file
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.gradle
build/
!gradle/wrapper/gradle-wrapper.jar
!**/src/main/**/build/
!**/src/test/**/build/
### IntelliJ IDEA ###
.idea
### Eclipse ###
.apt_generated
.classpath
.factorypath
.project
.settings
.springBeans
.sts4-cache
bin/
!**/src/main/**/bin/
!**/src/test/**/bin/
### NetBeans ###
/nbproject/private/
/nbbuild/
/dist/
/nbdist/
/.nb-gradle/
### VS Code ###
.vscode/
### Mac OS ###
.DS_Store

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README.md Normal file
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# Woodpecker-Include
A microservice to be called from woodpecker to enable including pipeline configurations

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build.gradle.kts Normal file
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plugins {
java
application
id("com.github.johnrengelman.shadow") version "7.1.2"
}
group = "io.gitlab.jfronny"
version = "1.0-SNAPSHOT"
application {
mainClass.set("io.gitlab.jfronny.woodpecker.include.Main")
}
repositories {
mavenCentral()
maven("https://gitlab.com/api/v4/projects/35745143/packages/maven")
}
dependencies {
implementation("net.freeutils:jlhttp:2.6")
implementation("com.amihaiemil.web:eo-yaml:6.1.0")
implementation("io.gitlab.jfronny:commons:2022.9.26+17-56-16")
implementation("io.gitlab.jfronny:commons-gson:2022.9.26+17-56-16")
}
tasks.runShadow {
args("8002")
}
tasks.compileJava {
options.compilerArgs.add("--enable-preview")
}

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settings.gradle.kts Normal file
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rootProject.name = "woodpecker-include"

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package io.gitlab.jfronny.woodpecker.include;
import com.amihaiemil.eoyaml.*;
import io.gitlab.jfronny.commons.HttpUtils;
import io.gitlab.jfronny.commons.serialize.Serializer;
import io.gitlab.jfronny.commons.serialize.gson.api.v1.GsonHolders;
import io.gitlab.jfronny.woodpecker.include.model.*;
import io.gitlab.jfronny.woodpecker.include.util.YamlTypeAdapter;
import net.freeutils.httpserver.HTTPServer;
import java.io.*;
import java.util.concurrent.atomic.AtomicBoolean;
public class Main {
public static void main(String[] args) throws IOException {
if (args.length != 1) {
System.err.println("Usage: woodpecker-include <port>");
return;
}
HTTPServer server = new HTTPServer(Integer.parseInt(args[0]));
HTTPServer.VirtualHost host = server.getVirtualHost(null);
GsonHolders.registerSerializer();
GsonHolders.registerTypeAdapter(YamlMapping.class, new YamlTypeAdapter());
HttpUtils.setUserAgent("Woodpecker-Include/1.0");
host.addContext("/ciconfig", (req, resp) -> {
try {
RequestModel request;
try (var isr = new InputStreamReader(req.getBody())) {
request = Serializer.getInstance().deserialize(isr, RequestModel.class);
}
AtomicBoolean changed = new AtomicBoolean(false);
ResponseModel response = new ResponseModel(request.configs.stream().mapMulti(new PipelineUnpacker(changed)).toList());
if (changed.get()) {
try (OutputStreamWriter writer = new OutputStreamWriter(resp.getBody())) {
Serializer.getInstance().serialize(response, writer);
}
return 0;
} else return 204;
} catch (UncheckedIOException e) {
throw e.getCause();
}
}, "POST");
server.start();
System.out.println("Running Woodpecker-Include");
}
}

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package io.gitlab.jfronny.woodpecker.include;
import com.amihaiemil.eoyaml.*;
import io.gitlab.jfronny.commons.HttpUtils;
import io.gitlab.jfronny.woodpecker.include.model.Pipeline;
import io.gitlab.jfronny.woodpecker.include.util.FilteringYamlMapping;
import java.io.*;
import java.net.URI;
import java.net.URISyntaxException;
import java.nio.file.Paths;
import java.util.concurrent.atomic.AtomicBoolean;
import java.util.function.BiConsumer;
import java.util.function.Consumer;
record PipelineUnpacker(AtomicBoolean changed) implements BiConsumer<Pipeline, Consumer<Pipeline>> {
@Override
public void accept(Pipeline pipeline, Consumer<Pipeline> pipelineConsumer) {
try {
processPipeline(pipeline, pipelineConsumer);
} catch (URISyntaxException e) {
throw new UncheckedIOException(new IOException("Could not find URL", e));
} catch (IOException e) {
throw new UncheckedIOException(e);
}
}
private void processPipeline(Pipeline pipeline, Consumer<Pipeline> pipelineConsumer) throws URISyntaxException, IOException {
YamlNode include = pipeline.data.value("include");
if (include == null) {
// Has no includes
pipelineConsumer.accept(pipeline);
return;
}
changed.set(true);
// Send included
switch (include) {
case Scalar str -> download(str.value(), null, pipelineConsumer);
case YamlMapping map -> {
for (YamlNode key : map.keys()) {
download(map.string(key), key.asScalar().value(), pipelineConsumer);
}
}
case YamlSequence seq -> {
for (YamlNode node : seq) {
download(node.asScalar().value(), null, pipelineConsumer);
}
}
default -> throw new IllegalStateException("Unexpected value: " + include);
}
// Remove include from original
Pipeline filtered = new Pipeline();
filtered.name = pipeline.name;
pipeline.data = new FilteringYamlMapping(pipeline.data, s -> !s.asScalar().value().equals("include"));
pipelineConsumer.accept(filtered);
}
private void download(String url, String fileName, Consumer<Pipeline> pipelineConsumer) throws URISyntaxException, IOException {
URI uri = new URI(url.replace(" ", "%20"));
if (!"http".equalsIgnoreCase(uri.getScheme()) && !"https".equalsIgnoreCase(uri.getScheme())) {
throw new URISyntaxException(url, "Could not find scheme");
}
try (InputStream is = HttpUtils.get(url).sendInputStream()) {
Pipeline pipeline = new Pipeline();
pipeline.name = fileName != null ? fileName : Paths.get(new URI(url.replace(" ", "%20")).getPath()).getFileName().toString();
pipeline.data = Yaml.createYamlInput(is).readYamlMapping();
processPipeline(pipeline, pipelineConsumer);
}
}
}

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package io.gitlab.jfronny.woodpecker.include.model;
import java.util.List;
public class Build {
public String author;
public String author_avatar;
public String author_email;
public String branch;
public List<String> changed_files;
public String commit;
public Long created_at;
public String deploy_to;
public Long enqueued_at;
public String error;
public String event;
public Long finished_at;
public Long id;
public String link_url;
public String message;
public Long number;
public Long parent;
public String ref;
public String refspec;
public String remote;
public Long reviewed_at;
public String reviewed_by;
public String sender;
public Boolean signed;
public Long started_at;
public String status;
public Long timestamp;
public String title;
public Long updated_at;
public Boolean verified;
}

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package io.gitlab.jfronny.woodpecker.include.model;
import com.amihaiemil.eoyaml.YamlMapping;
public class Pipeline {
public String name;
public YamlMapping data;
}

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package io.gitlab.jfronny.woodpecker.include.model;
import io.gitlab.jfronny.gson.annotations.SerializedName;
public class Repo {
public Long id;
public String uid;
public Long user_id;
public String namespace;
public String name;
public String slug;
public String scm;
public String git_http_url;
public String git_ssh_url;
public String link;
public String default_branch;
@SerializedName("private")
public Boolean private$;
public String visibility;
public Boolean active;
public String config;
public Boolean trusted;
@SerializedName("protected")
public Boolean protected$;
public Boolean ignore_forks;
public Boolean ignore_pulls;
public Boolean cancel_pulls;
public Long timeout;
public Long counter;
public Long synced;
public Long created;
public Long updated;
public Long version;
}

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package io.gitlab.jfronny.woodpecker.include.model;
import java.util.List;
public class RequestModel {
public Repo repo;
public Build build;
public List<Pipeline> configs;
}

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package io.gitlab.jfronny.woodpecker.include.model;
import java.util.List;
public class ResponseModel {
public List<Pipeline> configs;
public ResponseModel() {
}
public ResponseModel(List<Pipeline> configs) {
this.configs = List.copyOf(configs);
}
}

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package io.gitlab.jfronny.woodpecker.include.util;
import com.amihaiemil.eoyaml.*;
import java.util.Set;
import java.util.function.Predicate;
import java.util.stream.Collectors;
public class FilteringYamlMapping extends BaseYamlMapping {
private final YamlMapping base;
private final Predicate<YamlNode> filter;
public FilteringYamlMapping(YamlMapping base, Predicate<YamlNode> filter) {
this.base = base;
this.filter = filter;
}
@Override
public Set<YamlNode> keys() {
return base.keys().stream().filter(filter).collect(Collectors.toSet());
}
@Override
public YamlNode value(YamlNode key) {
return filter.test(key) ? base.value(key) : null;
}
@Override
public Comment comment() {
return base.comment();
}
}

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package io.gitlab.jfronny.woodpecker.include.util;
import com.amihaiemil.eoyaml.Yaml;
import com.amihaiemil.eoyaml.YamlMapping;
import io.gitlab.jfronny.gson.TypeAdapter;
import io.gitlab.jfronny.gson.stream.JsonReader;
import io.gitlab.jfronny.gson.stream.JsonWriter;
import java.io.IOException;
public class YamlTypeAdapter extends TypeAdapter<YamlMapping> {
@Override
public void write(JsonWriter jsonWriter, YamlMapping yamlMapping) throws IOException {
jsonWriter.value(yamlMapping.toString());
}
@Override
public YamlMapping read(JsonReader jsonReader) throws IOException {
return Yaml.createYamlInput(jsonReader.nextString()).readYamlMapping();
}
}