From 5711966f8b856f9b0a4326264b84d6e839588d8c Mon Sep 17 00:00:00 2001
From: Gregor Kleen <pngwjpgh@users.noreply.github.com>
Date: Thu, 8 Dec 2016 20:01:13 +0100
Subject: Finish git-deploy

---
 provider/posts/blog/git-deploy.md | 51 +++++++++++++++++++++++++++++++++++----
 1 file changed, 46 insertions(+), 5 deletions(-)

(limited to 'provider')

diff --git a/provider/posts/blog/git-deploy.md b/provider/posts/blog/git-deploy.md
index 14745a6..af4d29b 100644
--- a/provider/posts/blog/git-deploy.md
+++ b/provider/posts/blog/git-deploy.md
@@ -1,17 +1,58 @@
 ---
 title: dirty-haskell.org´s git-based publication system
+published: 2016-12-08
 tags: Blog Software
 ---
 
-Initially I set up dirty-haskell.org (which is currently powered by [hakyll]())
-to [rsync]() the results of compiling up onto my server whenever I intone
+Initially I set up dirty-haskell.org (which is currently powered by [hakyll])
+to [rsync] the results of compiling up onto my server whenever I intone
 `dirty-haskell deploy`{.sh}.
 
 In my ever continuing quest to have my life consist mostly of an array of git
 repositories however this didn't seem satisfactory.
-Therefore I configured my [gitolite]() instance to automatically compile und
+Therefore I configured my [gitolite] instance to automatically compile und
 publish the current git version whenever I push to `master`.
 
+Gitolite provides us with facilities to install [githooks]. Publishing will be
+handled by `post-update`:
+
+~~~{.sh}
+#!/usr/bin/env zsh
+
+touchedMaster=false
+
+for ref ($@); do
+    [[ ${ref} =~ .*/master$ ]] || continue
+
+    touchedMaster=true
+    break
+done
+
+$touchedMaster || exit 0
+
+exec &>(logger --id=$$ -p daemon.info -t dirty-haskell)
+
+tmpDir=$(mktemp -d)
+delTmpDir() {
+    cd /
+    rm -rvf ${tmpDir}
+}
+
+trap delTmpDir EXIT
+
+git clone --branch master --depth 1 --single-branch . ${tmpDir}
+
+cd ${tmpDir}
+nix-shell --run "dirty-haskell build"
+nix-shell --run "dirty-haskell deploy"
+~~~
+
+The script checks if the master branch was moved to a new commit or otherwise
+touched and, if so, clones a copy of the repo to a temporary directory and runs
+hakyll´s deploy command in it, which is set to rsync the compiled version to a
+folder where it´ll be picked up by nginx.
+
 [hakyll]: https://jaspervdj.be/hakyll/
-[rsync]:
-[gitolite]: 
+[rsync]: https://git.samba.org/rsync.git
+[gitolite]: http://gitolite.com
+[githooks]: http://githooks.com
-- 
cgit v1.2.3