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Unified Diff: ensure_dependencies.py

Issue 29531669: Issue 5596 - Update buildtools dependency to ba4805b5eda4 (Closed)
Patch Set: Created Aug. 30, 2017, 2:30 p.m.
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Index: ensure_dependencies.py
diff --git a/ensure_dependencies.py b/ensure_dependencies.py
index 127e300d213dc13d2888e3ccbaa46fabf83e9990..780ac13cd2fe13b2c26bf7d5b24ccdbd9fc548c1 100755
--- a/ensure_dependencies.py
+++ b/ensure_dependencies.py
@@ -14,6 +14,7 @@ import logging
import subprocess
import urlparse
import argparse
+import json
from collections import OrderedDict
from ConfigParser import RawConfigParser
@@ -245,14 +246,51 @@ def get_repo_type(repo):
return 'hg'
+def resolve_npm_dependencies(target, vcs):
+ """Install Node.js production-only dependencies if necessary and desired.
+
+ When the target dependency has additional Node.js dependencies declared
+ run "npm install --only=production --loglevel=warn" to resolve the declared
+ dependencies.
+
+ Additionally, make sure that any VCS will ignore the installed files.
+
+ Requires Node.js to be installed locally.
+ """
+ try:
+ with open(os.path.join(target, 'package.json'), 'r') as fp:
+ package_data = json.load(fp)
+
+ # In case a package.json does not exist at all or if there are no
+ # production dependencies declared, we don't need to run npm and can
+ # bail out early.
+ if not package_data.get('dependencies', False):
+ return
+ except IOError:
+ return
+
+ try:
+ cmd = ['npm', 'install', '--only=production', '--loglevel=warn']
+ subprocess.check_output(cmd, cwd=target)
+
+ repo_types[vcs].ignore(os.path.join(target, 'node_modules'), target)
+ except OSError as e:
+ import errno
+ if e.errno == errno.ENOENT:
+ logging.error('Failed to install Node.js dependencies for %s,'
+ ' please ensure Node.js is installed.', target)
+ else:
+ raise
+
+
def ensure_repo(parentrepo, parenttype, target, type, root, sourcename):
if os.path.exists(target):
- return
+ return False
if SKIP_DEPENDENCY_UPDATES:
logging.warning('SKIP_DEPENDENCY_UPDATES environment variable set, '
'%s not cloned', target)
- return
+ return False
postprocess_url = repo_types[type].postprocess_url
root = postprocess_url(root)
@@ -266,6 +304,7 @@ def ensure_repo(parentrepo, parenttype, target, type, root, sourcename):
logging.info('Cloning repository %s into %s' % (url, target))
repo_types[type].clone(url, target)
repo_types[parenttype].ignore(target, parentrepo)
+ return True
def update_repo(target, type, revision):
@@ -276,7 +315,7 @@ def update_repo(target, type, revision):
if SKIP_DEPENDENCY_UPDATES:
logging.warning('SKIP_DEPENDENCY_UPDATES environment variable set, '
'%s not checked out to %s', target, revision)
- return
+ return False
if not resolved_revision:
logging.info('Revision %s is unknown, downloading remote changes' % revision)
@@ -287,6 +326,8 @@ def update_repo(target, type, revision):
logging.info('Updating repository %s to revision %s' % (target, resolved_revision))
repo_types[type].update(target, resolved_revision, revision)
+ return True
+ return False
def resolve_deps(repodir, level=0, self_update=True, overrideroots=None, skipdependencies=set()):
@@ -320,8 +361,11 @@ def resolve_deps(repodir, level=0, self_update=True, overrideroots=None, skipdep
logging.warning('No valid source / revision found to create %s' % target)
continue
- ensure_repo(repodir, parenttype, target, vcs, _root.get(vcs, ''), source)
- update_repo(target, vcs, rev)
+ repo_cloned = ensure_repo(repodir, parenttype, target, vcs,
+ _root.get(vcs, ''), source)
+ repo_updated = update_repo(target, vcs, rev)
+ if repo_cloned or repo_updated:
+ resolve_npm_dependencies(target, vcs)
resolve_deps(target, level + 1, self_update=False,
overrideroots=overrideroots, skipdependencies=skipdependencies)
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