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Stool's main component. Java Library, cli, setup code.
/*
* Copyright 1&1 Internet AG, https://github.com/1and1/
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package net.oneandone.stool.cli;
import net.oneandone.inline.ArgumentException;
import net.oneandone.stool.configuration.Property;
import net.oneandone.stool.configuration.StageConfiguration;
import net.oneandone.stool.locking.Mode;
import net.oneandone.stool.stage.ArtifactStage;
import net.oneandone.stool.stage.SourceStage;
import net.oneandone.stool.stage.Stage;
import net.oneandone.stool.util.RmRfThread;
import net.oneandone.stool.util.Session;
import net.oneandone.sushi.fs.file.FileNode;
import net.oneandone.sushi.launcher.Launcher;
import net.oneandone.sushi.util.Separator;
import net.oneandone.sushi.util.Strings;
import java.io.IOException;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;
public class Create extends SessionCommand {
private final boolean quiet;
private String urlOrFileOrSearch;
private FileNode directory;
private final Map config = new LinkedHashMap<>();
private StageConfiguration stageConfiguration;
private final Map properties;
public Create(Session session, boolean quiet, String urlOrFileOrSearch) {
super(session, Mode.NONE);
this.quiet = quiet;
this.urlOrFileOrSearch = urlOrFileOrSearch;
this.directory = null;
this.properties = session.properties();
}
public void dirOrProperty(String str) {
int idx;
String key;
String value;
Property property;
idx = str.indexOf('=');
if (idx == -1) {
if (directory == null) {
directory = world.file(str);
return;
}
throw new ArgumentException("Invalid configuration argument. Expected =, got " + str);
}
key = str.substring(0, idx);
value = str.substring(idx + 1);
property = properties.get(key);
if (property == null) {
throw new ArgumentException("unknown property: " + key);
}
if (config.put(property, value) != null) {
throw new ArgumentException("already configured: " + key);
}
}
@Override
public void doRun() throws Exception {
String url;
RmRfThread cleanup;
Stage stage;
url = url();
defaults(url);
cleanup = new RmRfThread(console);
cleanup.add(directory);
Runtime.getRuntime().addShutdownHook(cleanup);
// if this method fails with an exception or it is aborted with ctrl-c, the shutdown hook is used to wipe things
stage = create(url);
Runtime.getRuntime().removeShutdownHook(cleanup);
session.add(stage.backstage, stage.getId());
session.logging.setStage(stage.getId(), stage.getName());
console.info.println("stage created: " + stage.getName());
session.cd(stage.getDirectory());
}
private String url() throws IOException {
FileNode file;
String substring;
List urls;
String input;
int no;
file = world.file(urlOrFileOrSearch);
if (file.isFile()) {
return file.getUri().toString();
}
if (!urlOrFileOrSearch.startsWith("%")) {
return Strings.removeRightOpt(urlOrFileOrSearch, "/");
}
console.info.println("Searching ...");
substring = urlOrFileOrSearch.substring(1);
urls = session.search(substring);
if (urls.size() == 0) {
throw new ArgumentException("not found: " + substring);
}
for (int i = 1; i <= urls.size(); i++) {
console.info.println("[" + i + "] " + urls.get(i - 1));
}
while (true) {
input = console.readline("Choose url [1-" + urls.size() + "]) or press ctrl-c to abort: \n");
try {
no = Integer.parseInt(input);
return Strings.removeLeftOpt(urls.get(no - 1), "scm:");
} catch (NumberFormatException e) {
console.info.println("invalid input: " + e.getMessage());
}
}
}
private void defaults(String url) throws IOException {
Property np;
String name;
FileNode surrounding;
if (directory == null) {
directory = world.getWorking().join(Stage.nameForUrl(url));
}
if (directory.isDirectory()) {
throw new ArgumentException("stage directory already exists: " + directory);
}
surrounding = session.findStageDirectory(directory);
if (surrounding != null) {
throw new ArgumentException("cannot create a stage within a stage: " + directory.getAbsolute() + " in " + surrounding);
}
if (!directory.getParent().isDirectory()) {
throw new ArgumentException("parent directory for new stage does not exist: " + directory.getParent());
}
session.checkDiskFree(directory.getParent());
np = properties.get("name");
name = config.get(np);
if (name == null) {
name = directory.getName();
config.put(np, name);
}
Stage.checkName(name);
if (session.stageNames().contains(name)) {
throw new ArgumentException("stage name already exists: " + name);
}
if (stageConfiguration == null) {
stageConfiguration = session.createStageConfiguration(url);
}
}
private Stage create(String url) throws Exception {
Stage stage;
String prepare;
directory.mkdir();
stage = stage(url);
stage.modify();
// make sure to run in stage environment, e.g. to have proper repository settings
prepare = stage.config().prepare;
if (!prepare.isEmpty()) {
Launcher l = stage.launcher(Strings.toArray(Separator.SPACE.split(prepare)));
if (quiet) {
l.exec();
} else {
l.exec(console.info);
}
}
stage.tuneConfiguration();
for (Map.Entry entry : config.entrySet()) {
entry.getKey().set(stage.config(), entry.getValue());
}
stage.initialize();
return stage;
}
private Stage stage(String url) throws Exception {
String id;
ArtifactStage artifactStage;
Stage stage;
id = session.nextStageId();
if (ArtifactStage.isArtifact(url)) {
artifactStage = new ArtifactStage(session, url, id, directory, stageConfiguration);
// create backstage BEFORE possible artifactory resolving because it might
// already populates the local repository of the stage
artifactStage.backstage.mkdir();
artifactStage.populateDirectory(console);
stage = artifactStage;
} else {
url = Strings.removeRightOpt(url, "/");
console.info.println("checking out " + directory);
session.scm(url).checkout(url, directory, quiet ? console.verbose : console.info);
stage = SourceStage.forUrl(session, id, directory, url, stageConfiguration);
// create backstage AFTER checkout -- git would reject none-empty target directories
stage.backstage.mkdir();
}
return stage;
}
}