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doc (blog, pubsub): documentation on new e2ee arguments for pubsub, and shared secrets handling: fix 380
author Goffi <goffi@goffi.org>
date Sat, 15 Oct 2022 20:38:33 +0200
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1 .. _libervia-cli_pubsub_secret:
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2
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3 ===================================================
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4 pubsub/secret: share, revoke or rotate node secrets
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5 ===================================================
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7 ``secret`` group commands to handle pubsub e2ee shared secrets.
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8
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9 You can check :ref:`pubsub-encryption` to have overview on how it works.
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10
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11 share
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12 =====
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13
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14 Share node secrets with an entity. This make the encrypted pubsub node fully accessible to
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15 the recipient.
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16
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17 By default, all node secrets are shared with the recipients, this is normally the desired
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18 behaviour as you most of time want the recipient to have full access to the node. However,
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19 it may be possible to share only some keys by using ``-k ID, --key ID`` argument.
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20
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21 example
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22 -------
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23
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24 Louise want to give access to her private blog to pierre::
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25
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26 $ li pubsub share secret -n private_blog pierre@example.net
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27
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28 revoke
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29 ======
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31 Mark a shared secret as revoked, which means that no new items must be create using this
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32 secret. The secret is still available to decrypt older items.
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33
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34 By default, the revocation notification is sent to all people known to have the latest
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35 shared secret, this is the recommended way to use this command. However, you may send the
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36 revocation notification only to some entities by using ``-r JID, --recipient JID`` as many
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37 times as necessary.
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38
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39 It is usually better to use the rotate command below, which automatically revoke all
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40 existing keys and create a new one, sending suitable notifications.
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42 example
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43 -------
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45 Louise wants to revoke a shared secret used in her private blog::
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47 $ li pubsub secret revoke -n private_blog k4XBRW9rkYQeGN5fiqoK4R
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48
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49 rotate
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50 ======
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51
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52 Revoke all shared secrets of a node, and create a new one. Suitable revocation and secret
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53 sharing notifications are sent.
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54
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55 By default, notifications are sent to all people known to have the latest shared secret.
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56 This is generally what is desirable, unless one or more people who previously had access
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57 to should now be excluded from access to the new items. In this case, you may use the ``-r
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58 JID, --recipient JID`` argument as many times as necessary to specify who should receive
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59 the notifications and new secret.
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60
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61 example
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62 -------
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64 Louise wants to rotate shared secrets of her private blog::
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65
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66 $ li pubsub secret rotate -n private_blog
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67
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68 list
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69 ====
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70
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71 List all known shared secrets of a node.
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72
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73 By default, the private key is not returned, to prevent it from being accidentally
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74 displayed on the screen. If you want to see them too, increase the verbosity with the
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75 ``--verbose, -v`` argument.
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76
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77 example
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78 -------
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80 Louise wants to see all secrets used in her private blog::
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81
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82 $ li pubsub secret list -n private_blog