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Add support for checking if the previous backup is still running under cygwin

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root 2017-05-18 20:04:31 -04:00
parent d152279d30
commit dbc2f536fa
1 changed files with 14 additions and 4 deletions
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18
rsync_tmbackup.sh
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@ -269,10 +269,20 @@ fi
if [ -n "$(fn_find "$INPROGRESS_FILE")" ]; then
if [ "$OSTYPE" == "cygwin" ]; then
# TODO: Cygwin reports the name of currently running Bash scripts as just "/usr/bin/bash"
# TODO: so the pgrep solution below won't work. Need to use "procps -wwFAH", grep
# TODO: the script name, and extract the process ID from it.
fn_log_warn "Cygwin only: Previous backup task has either been interrupted or it might still be active, but there is currently no check for this. Assuming that the task was simply interrupted."
# 1. Grab the PID of previous run from the PID file
RUNNINGPID="$(fn_run_cmd "cat $INPROGRESS_FILE")"
# 2. Get the command for the process currently running under that PID and look for our script name
RUNNINGCMD="$(procps -wwfo cmd -p $RUNNINGPID --no-headers | grep "$APPNAME")"
# 3. Grab the exit code from grep (0=found, 1=not found)
GREPCODE=$?
# 4. if found, assume backup is still running
if [ "$GREPCODE" = 0 ]; then
fn_log_error "Previous backup task is still active - aborting (command: $RUNNINGCMD)."
exit 1
fi
else
RUNNINGPID="$(fn_run_cmd "cat $INPROGRESS_FILE")"
if [ "$RUNNINGPID" = "$(pgrep "$APPNAME")" ]; then