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Prevent concurrent access to the Git clone

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This commit is contained in:
Eelco Dolstra 2015-09-02 11:31:13 +02:00
parent a441c018e2
commit d528d56e2d
2 changed files with 11 additions and 3 deletions
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8
mirror-nixos-branch.sh
View file

@ -98,6 +98,10 @@ else
trap '' EXIT
fi
# Prevent concurrent writes to the channels and the Git clone.
exec 10>$channelsDir/.htaccess.lock
flock 10
# Copy over to nixos.org.
cd "$releasesDir"
rsync -avR . hydra-mirror@nixos.org:"$releasesDir" --exclude .htaccess --exclude ".tmp.*" --delete >&2
@ -109,12 +113,12 @@ echo "Redirect /releases/nixos/channels/$channelName /releases/nixos/$branch/$re
mv $htaccess.tmp $htaccess
ln -sfn $releaseDir $channelsDir/$channelName # dummy symlink
flock -x $channelsDir/.htaccess.lock -c "cat $channelsDir/.htaccess-nix* > $channelsDir/.htaccess"
cat $channelsDir/.htaccess-nix* > $channelsDir/.htaccess
cd "$channelsDir"
rsync -avR . hydra-mirror@nixos.org:"$channelsDir" --delete >&2
# Update the nixpkgs-channels repo. FIXME: protect against concurrent access
# Update the nixpkgs-channels repo.
git remote update nixpkgs >&2
git push nixpkgs-channels "$rev:refs/heads/$channelName" >&2

6
mirror-nixpkgs.sh
View file

@ -42,6 +42,10 @@ else
mv $tmpDir $releaseDir
fi
# Prevent concurrent writes to the channels and the Git clone.
exec 10>$channelsDir/.htaccess.lock
flock 10
# Copy over to nixos.org.
cd "$releasesDir"
rsync -avR . hydra-mirror@nixos.org:"$releasesDir" --delete >&2
@ -53,7 +57,7 @@ echo "Redirect /releases/nixpkgs/channels/$channelName /releases/nixpkgs/$releas
mv $htaccess.tmp $htaccess
ln -sfn $releaseDir $channelsDir/$channelName # dummy symlink
flock -x $channelsDir/.htaccess.lock -c "cat $channelsDir/.htaccess-nix* > $channelsDir/.htaccess"
cat $channelsDir/.htaccess-nix* > $channelsDir/.htaccess
cd "$channelsDir"
rsync -avR . hydra-mirror@nixos.org:"$channelsDir" --delete >&2