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|
#!/bin/sh
set -euo pipefail
usage() {
cat <<-'EOF'
Usage:
datomic backup DBFILE TODIR
datomic gc DBFILE
EOF
}
ACTION="${1:-}"
DBFILE="${2:-}"
TODIR="${3:-}"
if [ -z "$ACTION" ]; then
echo 'Missing ACTION.' >&2
usage >&2
exit 2
fi
if [ -z "$DBFILE" ]; then
echo 'Missing DBFILE.' >&2
usage >&2
exit 2
fi
if [ "$ACTION" = 'backup' ] && [ -z "$TODIR" ]; then
echo 'Missing TODIR.' >&2
usage >&2
exit 2
fi
lastroot() (
cd "$TODIR"/datomic/roots
find * | sort -n | tail -n1
)
backupcmd() {
java \
-server \
-Xms4g \
-Xmx4g \
--class-path '@SYSCONFDIR@/:@JAVADIR@/*' \
clojure.main \
-m backup \
"$@"
}
case "$ACTION" in
(backup)
backupcmd backup datomic:sql://app?jdbc:sqlite:"$DBFILE" file:"$TODIR"/datomic
backupcmd verify file:"$TODIR"/datomic true "$(lastroot)"
sqlite3 "$DBFILE" ".backup '$TODIR/sqlite.db'"
{
sqlite3 "$DBFILE" .dump > "$TODIR"/dump.sql.next
mv "$TODIR"/dump.sql.next "$TODIR"/dump.sql
}
{
sqlite3 "$TODIR"/restored.db < @SYSCONFDIR@/init.sql > /dev/null
backupcmd restore file:"$TODIR"/datomic datomic:sql://app?jdbc:sqlite:"$TODIR"/restored.db
}
;;
(gc)
exec java \
-server \
-Xms4g \
-Xmx4g \
--class-path '@SYSCONFDIR@/:@JAVADIR@/*' \
clojure.main \
-m datomic.tools.gc-db \
datomic:sql://app?jdbc:sqlite:"$DBFILE" \
"$(date --date="$(date +'%Y-%m-01') - 3 months" -Is)"
;;
(*)
printf 'Bad ACTION: "%s"\n' "$ACTION" >&2
usage >&2
exit 2
;;
esac
|
