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https://github.com/laurent22/rsync-time-backup
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prevent execution of concurrent backup tasks
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21c24be547
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1 changed files with 7 additions and 1 deletions
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@ -113,6 +113,10 @@ fi
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# -----------------------------------------------------------------------------
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if [ -f "$INPROGRESS_FILE" ]; then
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if pgrep -F "$INPROGRESS_FILE" > /dev/null 2>&1 ; then
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fn_log_error "Previous backup task is still active - aborting."
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exit 1
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fi
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if [ -n "$PREVIOUS_DEST" ]; then
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# - Last backup is moved to current backup folder so that it can be resumed.
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# - 2nd to last backup becomes last backup.
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@ -123,6 +127,8 @@ if [ -f "$INPROGRESS_FILE" ]; then
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else
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PREVIOUS_DEST=""
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fi
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# update PID to current process to avoid multiple concurrent resumes
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echo "$$" > "$INPROGRESS_FILE"
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fi
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fi
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@ -213,7 +219,7 @@ while : ; do
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fn_log_info "Running command:"
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fn_log_info "$CMD"
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touch -- "$INPROGRESS_FILE"
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echo "$$" > "$INPROGRESS_FILE"
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eval $CMD
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# -----------------------------------------------------------------------------
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