mirror of
https://gitlab.com/veilid/veilidchat.git
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52 lines
2.6 KiB
Markdown
52 lines
2.6 KiB
Markdown
## Sending an invitation
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1. Generate writer keypair to share with new contact
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2. Encrypt secret with requested encryption type
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3. Create Local Chat DHT record (no content yet, will be encrypted with DH of contact identity key)
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4. Create ContactRequestPrivate and encrypt with the writer secret
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5. Create ContactRequest and embed encrypted ContactRequestPrivate
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6. Create DHT unicast inbox for ContactRequest and store ContactRequest in owner subkey
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7. Create ContactInvitation
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8. Create SignedContactInvitation embedding ContactInvitation
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9. Create ContactInvitationRecord and add to local table in Account
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10. Render SignedContactInvitation to shareable encoding (qr code, text blob, etc)
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11. Share SignedContactInvitation out of band to desired contact, along with password somehow if used
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## Receiving an invitation
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1. Receive SignedContactInvitation from out of band, and the password somehow if used
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2. Get the ContactRequest record unicastinbox DHT record owner subkey from the network
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3. Decrypt the writer secret with the password if necessary
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4. Decrypt the ContactRequestPrivate chunk with the writer secret
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5. Get the contact's AccountMaster record key
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6. Verify identity signature on the SignedContactInvitation
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7. Verify expiration
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8. Display the profile and ask if the user wants to accept or reject the invitation
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## Accepting an invitation
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1. Create a Local Chat DHT record (no content yet, will be encrypted with DH of contact identity key)
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2. Create ContactResponse with chat dht record and account master
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3. Create SignedContactResponse with accept=true signed with identity
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4. Set ContactRequest unicastinbox DHT record writer subkey with SignedContactResponse, encrypted with writer secret
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5. Add a local contact with the remote chat dht record, updating from the remote profile in it
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## Rejecting an invitation
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1. Create ContactResponse with account master
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2. Create SignedContactResponse with accept=false signed with identity
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3. Set ContactRequest unicastinbox DHT record writer subkey with SignedContactResponse, encrypted with writer secret
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## Receiving an accept/reject
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1. Open and get SignedContactResponse from ContactRequest unicastinbox DHT record
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2. Decrypt with writer secret
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3. Get DHT record for contact's AccountMaster
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4. Validate the SignedContactResponse signature
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If accept == false:
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1. Announce rejection
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2. Delete local invitation from table
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3. Overwrite and delete ContactRequest inbox
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If accept == true:
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1. Add a local contact with the remote chat dht record, updating from the remote profile in it.
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2. Delete local invitation from table
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3. Overwrite and delete ContactRequest inbox
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