nev/minecraft-backup
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Fix bug with sequential deletion block order

Browse source
This commit is contained in:
Nicolas Chan 2021-03-18 13:39:08 -07:00
parent 930e0b0b3b
commit eb3ced8fbe
2 changed files with 21 additions and 8 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

14
backup.sh
View file

@ -276,7 +276,7 @@ delete-backup () {
# Sequential delete method
delete-sequentially () {
local BACKUPS=("$BACKUP_DIRECTORY"/*)
local BACKUPS=("$BACKUP_DIRECTORY"/*) # List oldest first
while [[ $MAX_BACKUPS -ge 0 && ${#BACKUPS[@]} -gt $MAX_BACKUPS ]]; do
delete-backup "$(basename "${BACKUPS[0]}")"
BACKUPS=("$BACKUP_DIRECTORY"/*)
@ -342,19 +342,19 @@ delete-thinning () {
fi
local CURRENT_INDEX=0
local BACKUPS=("$BACKUP_DIRECTORY"/*) # List newest first
local BACKUPS=("$BACKUP_DIRECTORY"/*) # Oldest first
local NUM_BACKUPS="${#BACKUPS[@]}"
for BLOCK_INDEX in "${!BLOCK_SIZES[@]}"; do
local BLOCK_SIZE=${BLOCK_SIZES[BLOCK_INDEX]}
local BLOCK_FUNCTION=${BLOCK_FUNCTIONS[BLOCK_INDEX]}
local OLDEST_BACKUP_IN_BLOCK_INDEX=$((BLOCK_SIZE + CURRENT_INDEX)) # Not an off-by-one error because a new backup was already saved
local OLDEST_BACKUP_IN_BLOCK_INDEX=$((NUM_BACKUPS - 1 - (BLOCK_SIZE + CURRENT_INDEX))) # Not an off-by-one error because a new backup was already saved
if [ "$OLDEST_BACKUP_IN_BLOCK_INDEX" -lt 0 ]; then
break;
fi
local OLDEST_BACKUP_IN_BLOCK
OLDEST_BACKUP_IN_BLOCK="$(basename "${BACKUPS[OLDEST_BACKUP_IN_BLOCK_INDEX]}")"
if [[ "$OLDEST_BACKUP_IN_BLOCK" == "" ]]; then
break
fi
local OLDEST_BACKUP_TIMESTAMP
OLDEST_BACKUP_TIMESTAMP=$(parse-file-timestamp "${OLDEST_BACKUP_IN_BLOCK:0:19}")
local BLOCK_COMMAND="$BLOCK_FUNCTION $OLDEST_BACKUP_TIMESTAMP"

15
test/test.sh
View file

@ -227,7 +227,11 @@ test-rcon-interface-not-running () {
}
test-sequential-delete () {
for i in $(seq 0 99); do
for i in $(seq 0 20); do
TIMESTAMP="$(date +%F_%H-%M-%S --date="2021-01-01 +$i hour")"
./backup.sh -d "sequential" -m 30 -i "$TEST_TMP/server/world" -o "$TEST_TMP/backups" -s "$SCREEN_TMP" -f "$TIMESTAMP"
done
for i in $(seq 20 99); do
TIMESTAMP="$(date +%F_%H-%M-%S --date="2021-01-01 +$i hour")"
./backup.sh -d "sequential" -m 10 -i "$TEST_TMP/server/world" -o "$TEST_TMP/backups" -s "$SCREEN_TMP" -f "$TIMESTAMP"
done
@ -293,6 +297,15 @@ test-thinning-delete-long () {
TIMESTAMP="$(date +%F_%H-%M-%S --date="2021-01-01 +$i day")"
OUTPUT="$(./backup.sh -v -i "$TEST_TMP/server/world" -o "$TEST_TMP/backups" -s "$SCREEN_TMP" -f "$TIMESTAMP")"
done
UNEXPECTED_TIMESTAMPS=(
"2021-01-05_00-00-00"
"2021-01-12_00-00-00"
"2021-01-24_00-00-00"
)
for TIMESTAMP in "${UNEXPECTED_TIMESTAMPS[@]}"; do
assertFalse '[ -f '"$TEST_TMP/backups/$TIMESTAMP.tar.gz"' ]'
done
assertEquals 74 "$(find "$TEST_TMP/backups" -type f | wc -l)"
EXPECTED_TIMESTAMPS=(
# Weekly
"2021-01-04_00-00-00"