Andal.LND/edx-platform
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Fingerprint the filenames in site-packages to decide when to install requirements.

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Ned Batchelder
2013-05-17 18:15:40 -04:00
parent 372084e0b6
commit 9834f27eb9
1 changed files with 17 additions and 11 deletions
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28
rakefiles/prereqs.rake
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@@ -1,5 +1,5 @@
require './rakefiles/helpers.rb' require './rakefiles/helpers.rb'
require 'tempfile'
PREREQS_MD5_DIR = ENV["PREREQ_CACHE_DIR"] || File.join(REPO_ROOT, '.prereqs_cache') PREREQS_MD5_DIR = ENV["PREREQ_CACHE_DIR"] || File.join(REPO_ROOT, '.prereqs_cache')
@@ -28,15 +28,21 @@ end
desc "Install all python prerequisites for the lms and cms" desc "Install all python prerequisites for the lms and cms"
task :install_python_prereqs => "ws:migrate" do task :install_python_prereqs => "ws:migrate" do
unchanged = 'Python requirements unchanged, nothing to install' if !ENV['NO_PREREQ_INSTALL']
when_changed(unchanged, 'requirements/**/*') do Tempfile.open('pyinstalled') do |pyinstalled|
ENV['PIP_DOWNLOAD_CACHE'] ||= '.pip_download_cache' # Read the names of everything in site-packages, and include them in the fingerprint.
sh('pip install --exists-action w -r requirements/edx/base.txt') sh("python -c 'import os; import distutils.sysconfig as dusc; print sorted(os.listdir(dusc.get_python_lib()))' > #{pyinstalled.path}")
sh('pip install --exists-action w -r requirements/edx/post.txt') unchanged = 'Python requirements unchanged, nothing to install'
# Check for private-requirements.txt: used to install our libs as working dirs, when_changed(unchanged, 'requirements/**/*', pyinstalled.path) do
# or personal-use tools. ENV['PIP_DOWNLOAD_CACHE'] ||= '.pip_download_cache'
if File.file?("requirements/private.txt") sh('pip install --exists-action w -r requirements/edx/base.txt')
sh('pip install -r requirements/private.txt') sh('pip install --exists-action w -r requirements/edx/post.txt')
# requirements/private.txt is used to install our libs as
# working dirs, or for personal-use tools.
if File.file?("requirements/private.txt")
sh('pip install -r requirements/private.txt')
end
end
end end
end unless ENV['NO_PREREQ_INSTALL'] end
end end