shithub: shithub

Download patch

ref: 1a51231062636c8de1324d2fa1ffa573c2e04ef7
parent: c0cc6b7980e6edce32822857a6a34dea390c4e90
author: Ori Bernstein <[email protected]>
date: Thu Jul 11 00:06:28 EDT 2024

list: add cache for list page

on shithub, we have a lot of repos; this means
we exec a lot of programs to generate the list
page -- nearly 3000 of them. That gets a bit slow
and puts a lot of load on the system.

--- a/list
+++ b/list
@@ -5,37 +5,46 @@
 cd $1
 shift
 
+cache=/usr/web/cache/shitlist.cache
+tcache=/usr/web/cache/shitlist.cache.tmp.$pid
+if(test -e $cache && ! test $cache -older 1m){
+	exec cat $cache
+	exit
+}
+
 rfork ne
 nl='
 '
 
-prelude '' 'the fragrant git host'
-echo '<img src="/static/'$logo'" /><br/>'
-
-if(~ $#intro 0)
-	echo '<h2>Repositories</h2><br/>'
-if not
-	echo $intro
-
-udir=()
-for(repo in `$nl{ls -Q */}){
-	ndir=`{basename -d $repo}
-	if(! ~ $udir $ndir)
-		echo '</dl>'
-	if(! ~ $udir $ndir){
-		echo '<h3><a href="/'$ndir'/usr.html" name="'$ndir'">'$ndir'</a></h3>'
-		echo '<dl>'
-		udir=$ndir
+{
+	prelude '' 'the fragrant git host'
+	echo '<img src="/static/'$logo'" /><br/>'
+	
+	if(~ $#intro 0)
+		echo '<h2>Repositories</h2><br/>'
+	if not
+		echo $intro
+	
+	udir=()
+	for(repo in `$nl{ls */}){
+		ndir=`{basename -d $repo}
+		if(! ~ $udir $ndir)
+			echo '</dl>'
+		if(! ~ $udir $ndir){
+			echo '<h3><a href="/'$ndir'/usr.html" name="'$ndir'">'$ndir'</a></h3>'
+			echo '<dl>'
+			udir=$ndir
+		}
+		if(test -e $repo/.git/webpublish){
+			echo '<dt><a href="/'$repo'/HEAD/info.html">'$repo'</a></dt>'
+			echo '<dd>'
+			if(test -f $repo/.git/desc)
+				htcat $repo/.git/desc
+			if not if(test -f $repo/.git/description)
+				htcat $repo/.git/description
+			if not
+				echo 'probably some code'
+			echo '</dd>'
+		}
 	}
-	if(test -e $repo/.git/webpublish){
-		echo '<dt><a href="/'$repo'/HEAD/info.html">'$repo'</a></dt>'
-		echo '<dd>'
-		if(test -f $repo/.git/desc)
-			htcat $repo/.git/desc
-		if not if(test -f $repo/.git/description)
-			htcat $repo/.git/description
-		if not
-			echo 'probably some code'
-		echo '</dd>'
-	}
-}
+} | tee $tcache && mv $tcache $cache