Bug 1538278 - Adds route for accessing geckoview releases r=tomprince,jlorenzo

Differential Revision: https://phabricator.services.mozilla.com/D23928

--HG--
extra : moz-landing-system : lando

mobile/android/geckoview/build.gradle

@@ -22,6 +22,8 @@ def getAppVersionWithoutMilestone() {
 // We take something like 58.1.2a1 and come out with 5800102
 // This gives us 3 digits for the major number, and 2 digits
 // each for the minor and build number. Beta and Release
+//
+// This must be synchronized with _compute_gecko_version(...) in /taskcluster/taskgraph/transforms/task.py
 def computeVersionCode() {
     String appVersion = getAppVersionWithoutMilestone()
 

taskcluster/ci/build/android.yml

@@ -171,7 +171,7 @@ android-x86-nightly/opt:
     index:
         product: mobile
         job-name: android-x86-opt
-        type: nightly
+        type: android-nightly
     treeherder:
         platform: android-4-2-x86/opt
         symbol: N
@@ -393,7 +393,7 @@ android-api-16-nightly/opt:
     index:
         product: mobile
         job-name: android-api-16-opt
-        type: nightly-with-multi-l10n
+        type: android-nightly-with-multi-l10n
     treeherder:
         platform: android-4-0-armv7-api16/opt
         symbol: N
@@ -562,7 +562,7 @@ android-aarch64-nightly/opt:
     index:
         product: mobile
         job-name: android-aarch64-opt
-        type: nightly
+        type: android-nightly
     treeherder:
         platform: android-5-0-aarch64/opt
         symbol: N
@@ -676,7 +676,7 @@ android-x86_64-nightly/opt:
     index:
         product: mobile
         job-name: android-x86_64-opt
-        type: nightly
+        type: android-nightly
     treeherder:
         platform: android-5-0-x86_64/opt
         symbol: N

taskcluster/taskgraph/transforms/task.py

@@ -50,6 +50,14 @@ def _run_task_suffix():
     return hash_path(RUN_TASK)[0:20]
 
 
+def _compute_geckoview_version(app_version, moz_build_date):
+    """Geckoview version string that matches geckoview gradle configuration"""
+    # Must be synchronized with /mobile/android/geckoview/build.gradle computeVersionCode(...)
+    version_without_milestone = re.sub(r'a[0-9]', '', app_version, 1)
+    parts = version_without_milestone.split('.')
+    return "%s.%s.%s" % (parts[0], parts[1], moz_build_date)
+
+
 # A task description is a general description of a TaskCluster task
 task_description_schema = Schema({
     # the label for this task
@@ -127,7 +135,8 @@ task_description_schema = Schema({
 
         # Type of gecko v2 index to use
         'type': Any('generic', 'nightly', 'l10n', 'nightly-with-multi-l10n',
-                    'release', 'nightly-l10n', 'shippable', 'shippable-l10n'),
+                    'release', 'nightly-l10n', 'shippable', 'shippable-l10n',
+                    'android-nightly', 'android-nightly-with-multi-l10n'),
 
         # The rank that the task will receive in the TaskCluster
         # index.  A newly completed task supercedes the currently
@@ -280,6 +289,10 @@ V2_L10N_TEMPLATES = [
     "index.{trust-domain}.v2.{project}.latest.{product}-l10n.{job-name}.{locale}",
 ]
 
+# This index is specifically for builds that include geckoview releases,
+# so we can hard-code the project to "geckoview"
+V2_GECKOVIEW_RELEASE = "index.{trust-domain}.v2.{project}.geckoview-version.{geckoview-version}.{product}.{job-name}"  # noqa - too long
+
 # the roots of the treeherder routes
 TREEHERDER_ROUTE_ROOT = 'tc-treeherder'
 
@@ -1632,6 +1645,42 @@ def add_nightly_l10n_index_routes(config, task, force_locale=None):
     return task
 
 
+def add_geckoview_index_routes(config, task):
+    index = task.get('index')
+    routes = task.setdefault('routes', [])
+    geckoview_version = _compute_geckoview_version(
+        config.params['app_version'],
+        config.params['moz_build_date']
+    )
+
+    subs = {
+        'geckoview-version': geckoview_version,
+        'job-name': index['job-name'],
+        'product': index['product'],
+        'project': config.params['project'],
+        'trust-domain': config.graph_config['trust-domain'],
+    }
+    routes.append(V2_GECKOVIEW_RELEASE.format(**subs))
+
+    return task
+
+
+@index_builder('android-nightly')
+def add_android_nightly_index_routes(config, task):
+    task = add_nightly_index_routes(config, task)
+    task = add_geckoview_index_routes(config, task)
+
+    return task
+
+
+@index_builder('android-nightly-with-multi-l10n')
+def add_android_nightly_multi_index_routes(config, task):
+    task = add_nightly_multi_index_routes(config, task)
+    task = add_geckoview_index_routes(config, task)
+
+    return task
+
+
 @transforms.add
 def add_index_routes(config, tasks):
     for task in tasks: