/** Performs the installation of the plugins. */
public void doInstall(StaplerRequest req, StaplerResponse rsp)
throws IOException, ServletException {
boolean dynamicLoad = req.getParameter("dynamicLoad") != null;
Enumeration<String> en = req.getParameterNames();
while (en.hasMoreElements()) {
String n = en.nextElement();
if (n.startsWith("plugin.")) {
n = n.substring(7);
if (n.indexOf(".") > 0) {
String[] pluginInfo = n.split("\\.");
UpdateSite.Plugin p =
Jenkins.getInstance()
.getUpdateCenter()
.getById(pluginInfo[1])
.getPlugin(pluginInfo[0]);
if (p == null) throw new Failure("No such plugin: " + n);
p.deploy(dynamicLoad);
}
}
}
rsp.sendRedirect("../updateCenter/");
}
/**
* Prepares plugins for some expected XML configuration. If the configuration (typically a job’s
* {@code config.xml}) needs some plugins to be installed (or updated), those jobs will be
* triggered. Plugins are dynamically loaded whenever possible. Requires {@link
* Jenkins#ADMINISTER}.
*
* @param configXml configuration that might be uploaded
* @return an empty list if all is well, else a list of submitted jobs which must be completed
* before this configuration can be fully read
* @throws IOException if loading or parsing the configuration failed
* @see ItemGroupMixIn#createProjectFromXML
* @see AbstractItem#updateByXml(javax.xml.transform.Source)
* @see XStream2
* @see hudson.model.UpdateSite.Plugin#deploy(boolean)
* @see PluginWrapper#supportsDynamicLoad
* @see hudson.model.UpdateCenter.DownloadJob.SuccessButRequiresRestart
* @since 1.483
*/
public List<Future<UpdateCenter.UpdateCenterJob>> prevalidateConfig(InputStream configXml)
throws IOException {
Jenkins.getInstance().checkPermission(Jenkins.ADMINISTER);
List<Future<UpdateCenter.UpdateCenterJob>> jobs =
new ArrayList<Future<UpdateCenter.UpdateCenterJob>>();
UpdateCenter uc = Jenkins.getInstance().getUpdateCenter();
// TODO call uc.updateAllSites() when available? perhaps not, since we should not block on
// network here
for (Map.Entry<String, VersionNumber> requestedPlugin :
parseRequestedPlugins(configXml).entrySet()) {
PluginWrapper pw = getPlugin(requestedPlugin.getKey());
if (pw == null) { // install new
UpdateSite.Plugin toInstall = uc.getPlugin(requestedPlugin.getKey());
if (toInstall == null) {
LOGGER.log(WARNING, "No such plugin {0} to install", requestedPlugin.getKey());
continue;
}
if (new VersionNumber(toInstall.version).compareTo(requestedPlugin.getValue()) < 0) {
LOGGER.log(
WARNING,
"{0} can only be satisfied in @{1}",
new Object[] {requestedPlugin, toInstall.version});
}
if (toInstall.isForNewerHudson()) {
LOGGER.log(
WARNING,
"{0}@{1} was built for a newer Jenkins",
new Object[] {toInstall.name, toInstall.version});
}
jobs.add(toInstall.deploy(true));
} else if (pw.isOlderThan(requestedPlugin.getValue())) { // upgrade
UpdateSite.Plugin toInstall = uc.getPlugin(requestedPlugin.getKey());
if (toInstall == null) {
LOGGER.log(WARNING, "No such plugin {0} to upgrade", requestedPlugin.getKey());
continue;
}
if (!pw.isOlderThan(new VersionNumber(toInstall.version))) {
LOGGER.log(
WARNING,
"{0}@{1} is no newer than what we already have",
new Object[] {toInstall.name, toInstall.version});
continue;
}
if (new VersionNumber(toInstall.version).compareTo(requestedPlugin.getValue()) < 0) {
LOGGER.log(
WARNING,
"{0} can only be satisfied in @{1}",
new Object[] {requestedPlugin, toInstall.version});
}
if (toInstall.isForNewerHudson()) {
LOGGER.log(
WARNING,
"{0}@{1} was built for a newer Jenkins",
new Object[] {toInstall.name, toInstall.version});
}
if (!toInstall.isCompatibleWithInstalledVersion()) {
LOGGER.log(
WARNING,
"{0}@{1} is incompatible with the installed @{2}",
new Object[] {toInstall.name, toInstall.version, pw.getVersion()});
}
jobs.add(
toInstall.deploy(
true)); // dynamicLoad=true => sure to throw RestartRequiredException, but at least
// message is nicer
} // else already good
}
return jobs;
}
/**
* If the plugin has {@link #getUpdateInfo() an update}, returns the {@link
* hudson.model.UpdateSite.Plugin} object.
*
* @return This method may return null — for example, the user may have installed a plugin
* locally developed.
*/
public UpdateSite.Plugin getUpdateInfo() {
UpdateCenter uc = Jenkins.getInstance().getUpdateCenter();
UpdateSite.Plugin p = uc.getPlugin(getShortName());
if (p != null && p.isNewerThan(getVersion())) return p;
return null;
}