author(s) politehnica university of bucharest automatic control and computers faculty computer...
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Author(s)
Politehnica University of
Bucharest
Automatic Control and Computers
Faculty
Computer Science
Department
SSH-Based Efficient File Synchronization
Mihai [email protected]
Bachelor Presentation Session - July 2011
Content
• Introduction• Architecture• Tools Employed• Implementation• Conclusions• Questions
18.04.23 2Bachelor Presentation Session - July 2011
Introduction
• Dropbox (closed source, centralized)• Unison (no longer supported, transfer
limitations)
• Develop an open source alternative
18.04.23 Bachelor Presentation Session - July 2010 3
Introduction
• Contacted csync developers• Invited to collaborate on an open source
project• New goal: define an architecture• Design a prototype => Java
18.04.23 4Bachelor Presentation Session - July 2011
Architecture
18.04.23 5Bachelor Presentation Session - July 2011
Tools Employed
• Ganymed SSH-2 for Java• Jarsync• Jnotify• JUnit Tests
18.04.23 6Bachelor Presentation Session - July 2011
Implementation
• Test-Driven Development
18.04.23 7Bachelor Presentation Session - July 2011
Implementation
18.04.23 8Bachelor Presentation Session - July 2011
Implementation
18.04.23 9Bachelor Presentation Session - July 2011
Delta Encoding
18.04.23 10Bachelor Presentation Session - July 2011
Conclusions
• Developed a prototype which includes: Remote synchronization through push and pull
operations on an SSH server Tests for all the important modules
• Gained experience collaborating on an open source project
• Room for improvements to be made
18.04.23 11Bachelor Presentation Session - July 2011
Questions
• Synchronization• SSH• Delta Encoding• inotify
18.04.23 12Bachelor Presentation Session - July 2011