From b3fee746c053990c88c0e067b1a654acbeb1cd1f Mon Sep 17 00:00:00 2001
From: n-peugnet <n.peugnet@free.fr>
Date: Fri, 8 Oct 2021 15:35:44 +0200
Subject: exp: repo 4k, better summary format, fix diff sizes

---
 exp/exp.sh | 40 +++++++++++++++++++++++++++++++---------
 1 file changed, 31 insertions(+), 9 deletions(-)

(limited to 'exp/exp.sh')

diff --git a/exp/exp.sh b/exp/exp.sh
index f7a603c..8a7af40 100755
--- a/exp/exp.sh
+++ b/exp/exp.sh
@@ -5,7 +5,8 @@
 # - REPO_PATH: the path of the repo the experiment is based on
 # - MAX_VERSION: the max number for versions for the experiment
 # - COMMITS: the name of the file that contains the lists of versions
-# - BACKUP: the path fo the dna-backup dir
+# - DNA_4K: the path fo the dna-backup dir with 4K chunksize
+# - DNA_8K: the path fo the dna-backup dir with 8K chunksize
 # - DIFFS: the path of the git diff dir
 
 log() {
@@ -22,27 +23,38 @@ last=$(tail --lines=1 $COMMITS | cut -f1)
 i=0
 cat $COMMITS | while read line
 do
+	# Get hash
 	hash=$(echo "$line" | cut -f1)
 
+	# Check out repo
 	log "check out $hash"
 	$GITC checkout $hash 2> $OUT \
 	|| (log "error checking out"; cat $OUT; exit 1)
 
-	log "create diff for this version"
+	# Create git diff for this version
+	log "create git diff for this version"
+	diff=$(printf "%s/%05d.diff.gz" $DIFFS $i)
 	$GITC diff --minimal --binary --unified=0 -l0 $prev \
 	| gzip \
-	> "$DIFFS/$i.diff.gz"
+	> $diff
 
-	log "create backup for this version"
-	$DNA_BACKUP commit -v 2 $REPO_PATH $BACKUP
+	# Create 4k dna backup for this version
+	log "create 4k dna backup for this version"
+	$DNA_BACKUP commit -v 2 -c 4096 $REPO_PATH $DNA_4K
+
+	# Create 8k dna backup for this version
+	log "create 8k dna backup for this version"
+	$DNA_BACKUP commit -v 2 $REPO_PATH $DNA_8K
 
 	if [[ $(( $i % 4 )) == 0 ]]
 	then
-		log "restore from diffs"
+		# Check restore from git diffs
+		log "restore from git diffs"
 		TEMP=$(mktemp -d)
 		for n in $(seq 0 $i)
 		do
-			cat "$DIFFS/$n.diff.gz" \
+			diff=$(printf "%s/%05d.diff.gz" $DIFFS $n)
+			cat $diff \
 			| gzip --decompress \
 			| git -C $TEMP apply --binary --unidiff-zero --whitespace=nowarn -
 		done
@@ -52,9 +64,19 @@ do
 		|| log "git patchs restore do not match source"
 		rm -rf $TEMP
 
-		log "restore from backup"
+		# Check restore from 4k dna backup
+		log "restore from 4k dna backup"
+		TEMP=$(mktemp -d)
+		$DNA_BACKUP restore -v 2 -c 4096 $DNA_4K $TEMP
+		log "check restore from backup"
+		diff --brief --recursive $REPO_PATH $TEMP \
+		|| log "dna backup restore do not match source"
+		rm -rf $TEMP
+
+		# Check restore from 8k dna backup
+		log "restore from 8k dna backup"
 		TEMP=$(mktemp -d)
-		$DNA_BACKUP restore -v 2 $BACKUP $TEMP
+		$DNA_BACKUP restore -v 2 $DNA_8K $TEMP
 		log "check restore from backup"
 		diff --brief --recursive $REPO_PATH $TEMP \
 		|| log "dna backup restore do not match source"
-- 
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