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package linaro.pubapi;
import java.io.IOException;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import hudson.AbortException;
import hudson.Extension;
import hudson.Launcher;
import hudson.model.AbstractBuild;
import hudson.model.AbstractProject;
import hudson.model.BuildListener;
import hudson.model.FreeStyleProject;
import hudson.model.Item;
import hudson.model.ParametersAction;
import hudson.model.StringParameterValue;
import hudson.security.ACL;
import hudson.tasks.BuildStepDescriptor;
import hudson.tasks.Builder;
import hudson.util.ListBoxModel;
import jenkins.model.Jenkins;
import org.kohsuke.stapler.AncestorInPath;
import org.kohsuke.stapler.DataBoundConstructor;
import org.kohsuke.stapler.StaplerRequest;
import com.cloudbees.jenkins.plugins.sshcredentials.SSHAuthenticator;
import com.cloudbees.plugins.credentials.common.StandardCredentials;
import com.cloudbees.plugins.credentials.common.StandardListBoxModel;
import com.cloudbees.plugins.credentials.common.StandardUsernamePasswordCredentials;
import com.cloudbees.plugins.credentials.domains.SchemeRequirement;
import com.cloudbees.plugins.credentials.CredentialsMatcher;
import com.cloudbees.plugins.credentials.CredentialsMatchers;
import com.cloudbees.plugins.credentials.CredentialsProvider;
import net.sf.json.JSONObject;
import org.apache.commons.httpclient.*;
import org.apache.commons.httpclient.methods.*;
import org.apache.commons.httpclient.params.HttpMethodParams;
// Solely to filter by "SSH connection" credentials type
import com.trilead.ssh2.Connection;
/**
* @author Paul Sokolovsky
*/
public class LinaroPubAPIKey extends Builder {
private static final SchemeRequirement SCHEME = new SchemeRequirement("pubapi");
private static final CredentialsMatcher CREDENTIALS_MATCHER = CredentialsMatchers.anyOf(
CredentialsMatchers.instanceOf(StandardUsernamePasswordCredentials.class)
);
public String credentialsId;
@DataBoundConstructor
public LinaroPubAPIKey(String credentialsId) {
this.credentialsId = credentialsId;
}
@Override
public Descriptor getDescriptor() {
return (Descriptor) super.getDescriptor();
}
@Extension
public static class Descriptor extends BuildStepDescriptor<Builder> {
// Using public members alleviates us from creating getters/setters
public String defaultNotBefore;
public String defaultNotAfter;
public Descriptor() {
load();
}
@Override
public boolean configure(StaplerRequest req, JSONObject json) throws FormException {
req.bindJSON(this, json.getJSONObject("linaropubapi"));
save();
return true;
}
@Override
public boolean isApplicable(Class<? extends AbstractProject> jobType) {
// Go bold and apply to any possible project type
return true;
//return FreeStyleProject.class.isAssignableFrom(jobType);
}
@Override
public String getDisplayName() {
return "Linaro Publishing API Token";
}
public ListBoxModel doFillCredentialsIdItems(@AncestorInPath Item project) {
return new StandardListBoxModel().withMatching(SSHAuthenticator.matcher(Connection.class),
CredentialsProvider.lookupCredentials(StandardCredentials.class, project,
ACL.SYSTEM, SCHEME));
}
}
private static StandardUsernamePasswordCredentials lookupSystemCredentials(String credentialsId) {
return CredentialsMatchers.firstOrNull(
CredentialsProvider
.lookupCredentials(StandardUsernamePasswordCredentials.class, Jenkins.getInstance(), ACL.SYSTEM,
SCHEME),
CredentialsMatchers.withId(credentialsId)
);
}
@Override
public boolean perform(AbstractBuild<?,?> build, Launcher launcher, BuildListener listener)
throws InterruptedException, IOException {
HttpClient client = new HttpClient();
if (credentialsId == null) {
credentialsId = "snapshots.linaro.org";
}
StandardUsernamePasswordCredentials cred = lookupSystemCredentials(credentialsId);
if (cred == null) {
throw new AbortException("Unable to get publishing credentials with ID: '" + credentialsId + "'");
}
String url = cred.getUsername();
listener.getLogger().format("Requesting publishing token for %s%n", url);
PostMethod method = new PostMethod(url);
method.setRequestHeader("AuthToken", cred.getPassword().getPlainText());
method.addParameter("not_valid_til", Integer.toString(Integer.parseInt(getDescriptor().defaultNotBefore) * 60));
method.addParameter("expires", Integer.toString(Integer.parseInt(getDescriptor().defaultNotAfter) * 60));
// Auto-retry once on some (connection) errors
// Note: for some connection issues, there's very long timeouts, so
// having anything more than 1 here contradicts "fail fast" approach.
// Disable auto-retry altogether for now - note that there's autoretry
// by default.
method.getParams().setParameter(HttpMethodParams.RETRY_HANDLER,
new DefaultHttpMethodRetryHandler(0, false));
String token = null;
try {
int statusCode = client.executeMethod(method);
//System.out.println("Status: " + method.getStatusLine());
if (statusCode != 201) {
System.err.println("Method failed: " + method.getStatusLine());
throw new AbortException("Unable to get publishing key: " + method.getStatusLine());
}
String loc = method.getResponseHeader("Location").getValue();
System.out.println("Token URL: " + loc);
token = loc.substring(loc.lastIndexOf("/") + 1);
} catch (HttpException e) {
System.err.println("Fatal protocol violation: " + e.getMessage());
e.printStackTrace();
throw new AbortException("Unable to get publishing key: " + e.getMessage());
} catch (IOException e) {
System.err.println("Fatal transport error for '" + url + "': " + e.getMessage());
e.printStackTrace();
throw new AbortException("Unable to get publishing key: " + e.getMessage());
} finally {
// Release the connection
method.releaseConnection();
}
build.addAction(new ParametersAction(new StringParameterValue("PUBLISH_TOKEN", token)));
Matcher m = Pattern.compile("(.+://.+?/)").matcher(url);
if (m.find()) {
String serverUrl = m.group(1);
build.addAction(new ParametersAction(new StringParameterValue("PUBLISH_SERVER", serverUrl)));
}
return true;
}
}
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