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authorSilvio Rhatto <rhatto@riseup.net>2010-08-21 18:37:48 -0300
committerSilvio Rhatto <rhatto@riseup.net>2010-08-21 18:37:48 -0300
commit7f075c1e3e99dc42bec414aa071c9e2fb5da0ded (patch)
tree21a4ae398ae77442fe3c14d0d004086b1b3d92b1
parent9fe6ebf3777e4c03d79d824def69ac7b67783c03 (diff)
downloadbackupninja-7f075c1e3e99dc42bec414aa071c9e2fb5da0ded.tar.gz
backupninja-7f075c1e3e99dc42bec414aa071c9e2fb5da0ded.tar.bz2
Fixing lockfile checks for rsync handler
-rw-r--r--handlers/rsync.in26
1 files changed, 25 insertions, 1 deletions
diff --git a/handlers/rsync.in b/handlers/rsync.in
index 21e4ab2..cf304ed 100644
--- a/handlers/rsync.in
+++ b/handlers/rsync.in
@@ -847,7 +847,13 @@ function test_connect {
function set_lockfile {
if [ ! -z "$lockfile" ]; then
- $touch $lockfile || warning "Could not create lockfile $lockfile"
+ mkdir -p `dirname $lockfile`
+ if ( set -o noclobber; echo "$$" > "$lockfile" ) &> /dev/null; then
+ trap 'rm -f "$lockfile"' INT TERM EXIT
+ else
+ info "Could not create lockfile $lockfile, exiting"
+ exit
+ fi
fi
}
@@ -860,6 +866,23 @@ function unset_lockfile {
}
+function check_lockfile {
+
+ local pid
+
+ if [ ! -z "$lockfile" ] && [ -f "$lockfile" ]; then
+ pid="`cat $lockfile`"
+ if ps $pid &> /dev/null; then
+ info "Another backup is running for $lockfile, skipping run"
+ exit
+ else
+ info "Found old lockfile $lockfile, removing it"
+ unset_lockfile
+ fi
+ fi
+
+}
+
function set_filelist {
filelist_flag=""
@@ -1045,6 +1068,7 @@ function end_mux {
# the backup procedure
eval_config
+check_lockfile
set_lockfile
set_rsync_options
start_mux