From 5fa1952a2e582f2c428584c5ccc1800132559df0 Mon Sep 17 00:00:00 2001
From: Igor Pashev <pashev.igor@gmail.com>
Date: Tue, 5 Dec 2017 11:37:56 +0300
Subject: Version 0.1.0

---
 .../plugins/bbprb/BitbucketHookReceiver.java       | 140 +++++++++++++++++++++
 1 file changed, 140 insertions(+)
 create mode 100644 src/main/java/org/jenkinsci/plugins/bbprb/BitbucketHookReceiver.java

(limited to 'src/main/java/org/jenkinsci/plugins/bbprb/BitbucketHookReceiver.java')

diff --git a/src/main/java/org/jenkinsci/plugins/bbprb/BitbucketHookReceiver.java b/src/main/java/org/jenkinsci/plugins/bbprb/BitbucketHookReceiver.java
new file mode 100644
index 0000000..18b2688
--- /dev/null
+++ b/src/main/java/org/jenkinsci/plugins/bbprb/BitbucketHookReceiver.java
@@ -0,0 +1,140 @@
+package org.jenkinsci.plugins.bbprb;
+
+import hudson.Extension;
+import hudson.model.UnprotectedRootAction;
+import hudson.security.ACL;
+import hudson.triggers.Trigger;
+import hudson.triggers.TriggerDescriptor;
+import java.io.IOException;
+import java.net.URLDecoder;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Map;
+import java.util.logging.Level;
+import java.util.logging.Logger;
+import jenkins.model.Jenkins;
+import jenkins.model.ParameterizedJobMixIn.ParameterizedJob;
+import net.sf.json.JSONException;
+import net.sf.json.JSONObject;
+import org.acegisecurity.context.SecurityContext;
+import org.acegisecurity.context.SecurityContextHolder;
+import org.apache.commons.io.IOUtils;
+import org.kohsuke.stapler.StaplerRequest;
+import org.kohsuke.stapler.StaplerResponse;
+
+@Extension
+public class BitbucketHookReceiver implements UnprotectedRootAction {
+
+  private static final String BITBUCKET_HOOK_URL = "bbprb-hook";
+  private static final String BITBUCKET_UA = "Bitbucket-Webhooks/2.0";
+
+  public void doIndex(StaplerRequest req, StaplerResponse resp)
+      throws IOException {
+
+    String userAgent = req.getHeader("user-agent");
+    if (!BITBUCKET_UA.equals(userAgent)) {
+      LOGGER.log(Level.WARNING, "Bad user agent: `{0}`, expected `{1}`",
+                 new Object[] {userAgent, BITBUCKET_UA});
+      resp.setStatus(StaplerResponse.SC_BAD_REQUEST);
+      return;
+    }
+
+    String uri = req.getRequestURI();
+    if (!uri.contains("/" + BITBUCKET_HOOK_URL + "/")) {
+      LOGGER.log(Level.WARNING,
+                 "BitBucket hook URI does not contain `/{0}/`: `{1}`",
+                 new Object[] {BITBUCKET_HOOK_URL, uri});
+      resp.setStatus(StaplerResponse.SC_NOT_FOUND);
+      return;
+    }
+
+    String event = req.getHeader("x-event-key");
+    if (event == null) {
+      LOGGER.log(Level.WARNING, "Missing the `x-event-key` header");
+      resp.setStatus(StaplerResponse.SC_BAD_REQUEST);
+      return;
+    }
+
+    String body = IOUtils.toString(req.getInputStream());
+    if (body.isEmpty()) {
+      LOGGER.log(Level.WARNING, "Received empty request body");
+      resp.setStatus(StaplerResponse.SC_BAD_REQUEST);
+      return;
+    }
+
+    String contentType = req.getContentType();
+    if (contentType != null &&
+        contentType.startsWith("application/x-www-form-urlencoded")) {
+      body = URLDecoder.decode(body, "UTF-8");
+    }
+    if (body.startsWith("payload=")) {
+      body = body.substring(8);
+    }
+
+    LOGGER.log(Level.FINE,
+               "Received commit hook notification, key: `{0}`, body: `{1}`",
+               new Object[] {event, body});
+
+    try {
+      JSONObject payload = JSONObject.fromObject(body);
+      if (event.startsWith("pullrequest:")) {
+        JSONObject pr = payload.getJSONObject("pullrequest");
+        String state = pr.getString("state");
+        if (!"OPEN".equals(state)) {
+          LOGGER.log(
+              Level.INFO, "Ignoring closed PR ({0}): #{1} {2}",
+              new Object[] {state, pr.getInt("id"), pr.getString("title")});
+          return;
+        }
+        for (BitbucketBuildTrigger trigger : getBitbucketTriggers()) {
+          trigger.handlePR(pr);
+        }
+        return;
+      }
+    } catch (JSONException e) {
+      LOGGER.log(Level.WARNING, e.getMessage());
+      resp.setStatus(StaplerResponse.SC_BAD_REQUEST);
+      return;
+    }
+  }
+
+  private static List<BitbucketBuildTrigger> getBitbucketTriggers() {
+    List<BitbucketBuildTrigger> bbtriggers = new ArrayList<>();
+
+    SecurityContext orig = ACL.impersonate(ACL.SYSTEM);
+    List<ParameterizedJob> jobs =
+        Jenkins.getInstance().getAllItems(ParameterizedJob.class);
+    SecurityContextHolder.setContext(orig);
+
+    for (ParameterizedJob job : jobs) {
+      String jobName = job.getFullName();
+      LOGGER.log(Level.FINER, "Found job: `{0}`", jobName);
+
+      Map<TriggerDescriptor, Trigger<?>> triggers = job.getTriggers();
+
+      for (Trigger<?> trigger : triggers.values()) {
+        if (trigger instanceof BitbucketBuildTrigger) {
+          LOGGER.log(Level.FINE, "Will consider job: `{0}`", jobName);
+          bbtriggers.add((BitbucketBuildTrigger)trigger);
+        }
+      }
+    }
+
+    return bbtriggers;
+  }
+
+  private static final Logger LOGGER =
+      Logger.getLogger(BitbucketHookReceiver.class.getName());
+
+  public String getIconFileName() {
+    return null;
+  }
+
+  public String getDisplayName() {
+    return null;
+  }
+
+  public String getUrlName() {
+    return BITBUCKET_HOOK_URL;
+  }
+}
-- 
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