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update
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spaced4ndy
@@ -4,19 +4,18 @@
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```mermaid
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sequenceDiagram
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participant OSMP as Owner's<br>SMP server
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participant O as Owner
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participant R as Chat relay(s)
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participant RSMP as Chat relays'<br>SMP server(s)
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participant M as Member
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participant O as Owner
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participant OSMP as Owner's<br>SMP server
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participant R as Chat relay(s)
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participant RSMP as Chat relays'<br>SMP server(s)
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note over OSMP, RSMP: Owner creates new group, adds chat relays
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note over O, RSMP: Owner creates new group, adds chat relays
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O -->> O: 1. Create new group
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O ->> O: 1. Create new group
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O ->> OSMP: 2. Create short link<br>(group entry point)
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OSMP -->> O:
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O -->> O: 3. Add link to group profile
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O -->> O: 4. Choose chat relays
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O ->> O: 3. Add link to group profile
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O ->> O: 4. Choose chat relays
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par With each relay
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O ->> R: 5. Contact request<br>(x.grp.relay.inv)
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R ->> RSMP: 6. Create relay link
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@@ -27,24 +26,24 @@ par With each relay
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O ->> R: 9. Notify relay link added<br>(x.grp.info)
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R ->> OSMP: 10. Retrieve short link data
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OSMP -->> R:
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R -->> R: 11. Check relay link added
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R ->> R: 11. Check relay link added
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R ->> O: 12. Confirm to owner<br>(x.grp.relay.ready)
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end
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O -->> O: 13. Share group short link<br>(social, out-of-band)
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create participant M as Member
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O -->> M: 13. Share group short link<br>(social, out-of-band)
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note over OSMP, M: New member connects
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note over O, M: New member connects
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M ->> OSMP: 14. Retrieve short link data
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OSMP -->> M:
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M -->> M: 15. Prepare group record,<br>save relay links
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M ->> R: 16. Connect via relay link(s)
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M ->> R: 15. Connect via relay link(s)
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R -->> M:
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note over O, M: Message forwarding
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O ->> R: 17. Send message
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R ->> M: 18. Forward message
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M -->> M: 19. Deduplicate message
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O ->> R: 16. Send message
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R ->> M: 17. Forward message
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M ->> M: 18. Deduplicate message
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```
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Notes:
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@@ -78,13 +77,13 @@ Notes:
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```mermaid
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sequenceDiagram
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participant OSMP as Owner's<br>SMP server
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participant O as Owner
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participant R as Chat relay
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participant RSMP as Chat relays'<br>SMP server(s)
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participant M as Member
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participant O as Owner
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participant OSMP as Owner's<br>SMP server
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participant R as Chat relay
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participant RSMP as Chat relays'<br>SMP server(s)
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participant M as Member
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note over OSMP, M: Scenario 1. Owner deletes chat relay, notifies relay
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note over O, M: Scenario 1. Owner deletes chat relay, notifies relay
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par Owner to chat relay
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O ->> R: 1a. Delete chat relay<br>(x.grp.mem.del)
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@@ -92,29 +91,22 @@ par Owner to chat relay
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R ->> RSMP: 2a. Delete relay link
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and Chat relay to members
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R ->> M: 2b. Forward relay is deleted
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M -->> M: 3. Delete connections with relay
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end
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and Owner to SMP
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O ->> OSMP: 1b. Remove relay link<br>(update group link data)
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OSMP -->> O:
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and
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O -->> O: 1c. Delete connection with relay
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end
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note over OSMP, M: Scenario 2. Owner deletes chat relay, fails to notify relay
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note over O, M: Scenario 2. Owner deletes chat relay, fails to notify relay
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par Owner to chat relay
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O --x R: 1a. Fail to notify relay
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and Owner to SMP
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O ->> OSMP: 1b. Remove relay link<br>(update group link data)
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OSMP -->> O:
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and
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O -->> O: 1c. Delete connection with relay
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end
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loop Chat relay periodic checks
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R ->> OSMP: 2. Retrieve short link data for served gorup
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OSMP -->> R:
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R --x R: 3. Check relay link added
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R -x R: 3. Check relay link present
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end
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par Chat relay to SMP
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destroy RSMP
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@@ -122,30 +114,29 @@ par Chat relay to SMP
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and Chat relay to members
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destroy R
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R ->> M: 4b. Notify relay is deleted
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M -->> M: 5. Delete connections with relay
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end
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note over OSMP, M: Last relay is deleted
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note over O, M: Last relay is deleted
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O --x M: Owner can't send messages to members
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M -->> M: Attempt to restore<br>connection to group (manual)
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M ->> M: Attempt to restore<br>connection to group (manual)
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M ->> OSMP: Retrieve short link data
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OSMP -->> M:
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M --x M: Members can't restore connection to group
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M -x M: Members can't restore connection to group
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note over OSMP, M: Restore connection to group
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note over O, M: Restore connection to group
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create participant NR as New chat relay
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O <<-->> NR: 1. Add new relay, relay creates and sends link
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O <<-->> OSMP: 2. Update short link<br>(add relay link)
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M -->> M: 3. Attempt to restore<br>connection to group (manual)
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O <<->> NR: 1. Add new relay, relay creates and sends link
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O <<->> OSMP: 2. Update short link<br>(add relay link)
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M ->> M: 3. Attempt to restore<br>connection to group (manual)
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M ->> OSMP: 4. Retrieve short link data
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OSMP -->> M:
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M ->> NR: 5. Connect via relay link
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NR -->> M:
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O ->> NR: 6. Send message
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NR ->> M: 7. Forward message
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M -->> M: 8. Deduplicate message
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M ->> M: 8. Deduplicate message
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```
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Notes:
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