S2S: Group: Grant: Port parent-child modes from Project

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Pere Lev 2024-05-14 01:43:41 +03:00
parent d72e06727c
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@ -1734,9 +1734,23 @@ groupFollow now recipGroupID verse follow = do
(\ _ -> pure [])
now recipGroupID verse follow
data GrantKind
= GKDelegationStart AP.Role
| GKDelegationExtend AP.Role (Either (LocalActorBy Key) FedURI)
| GKDelegator
-- Meaning: An actor is granting access-to-some-resource to another actor
-- Behavior:
-- * Option 1 - Collaborator sending me a delegator-Grant - Verify that:
-- * Option 1 - Project sending me a delegation-start or delegation-extension
-- * Verify they're authorized, i.e. they're using the delegator-Grant
-- I gave them
-- * Verify the role isn't delegator
-- * Store the Grant in the ??? record in DB
-- * Send extension-Grants and record them in the DB:
-- * To each of my direct collaborators
-- * To each of my children
--
-- * Option 2 - Collaborator sending me a delegator-Grant - Verify that:
-- * The sender is a collaborator of mine, A
-- * The Grant's context is A
-- * The Grant's target is me
@ -1748,8 +1762,30 @@ groupFollow now recipGroupID verse follow = do
-- * Insert the Grant to my inbox
-- * Record the delegator-Grant in the Collab record in DB
-- * Forward the Grant to my followers
-- * For each project of mine J, prepare and send an
-- extension-Grant to A, and store it in the ??? record in DB
-- * For each start-grant or extension-grant G that I received from a
-- parent of mine, prepare and send an extension-Grant to A, and store
-- it in the Source record in DB
--
-- * If not 1, raise an error
-- * Option 3 - Parent sending me a delegation-start or delegation-extension
-- * Verify they're authorized, i.e. they're using the delegator-Grant
-- I gave them
-- * Verify the role isn't delegator
-- * Store the Grant in the Source record in DB
-- * Send extension-Grants and record them in the DB:
-- * To each of my direct collaborators
-- * To each of my children
--
-- * Option 4 - Almost-Child sending me the delegator-Grant
-- * Update the Dest record, enabling the child
-- * Send a start-Grant giving access-to-me
-- * For each of my projects, send an extension-Grant to the new
-- parent
-- * For each grant I've been delegated from my parents, send an
-- extension-Grant to the new child
--
-- * If neither of those, raise an error
groupGrant
:: UTCTime
-> GroupId
@ -1758,64 +1794,103 @@ groupGrant
-> ActE (Text, Act (), Next)
groupGrant now groupID (Verse authorIdMsig body) grant = do
-- Check capability
capability <- do
grant' <- checkGrant grant
let adapt = maybe (Right Nothing) (either Left (Right . Just))
maybeMode <-
withDBExcept $ ExceptT $ fmap adapt $ runMaybeT $
runExceptT (Left . Left <$> tryProject grant') <|>
runExceptT (Left . Right <$> tryCollab grant') <|>
runExceptT (Right . Left <$> tryParent grant') <|>
runExceptT (Right . Right <$> tryAlmostChild grant')
mode <-
fromMaybeE
maybeMode
"Not a relevant Grant that I'm aware of"
case mode of
Left (Left ()) ->
handleProject
Left (Right (enableID, role, recip)) ->
handleCollab enableID role recip
Right (Left (role, sendID, topic)) ->
handleParent role sendID topic
Right (Right (role, topic, acceptID)) ->
handleAlmostChild role topic acceptID
where
checkCapability = do
-- Verify that a capability is provided
uCap <- do
let muCap = AP.activityCapability $ actbActivity body
fromMaybeE muCap "No capability provided"
uCap <- lift $ hoistMaybe $ AP.activityCapability $ actbActivity body
-- Verify the capability URI is one of:
-- * Outbox item URI of a local actor, i.e. a local activity
-- * A remote URI
cap <- nameExceptT "Invite capability" $ parseActivityURI' uCap
cap <-
ExceptT . lift . lift . runExceptT $
nameExceptT "Grant capability" $ parseActivityURI' uCap
-- Verify the capability is local
case cap of
Left (actorByKey, _, outboxItemID) ->
return (actorByKey, outboxItemID)
_ -> throwE "Capability is remote i.e. definitely not by me"
_ -> lift mzero
-- Check grant
collab <- checkDelegator grant
handleCollab capability collab
where
checkDelegator g = do
checkGrant g = do
(role, resource, recipient, _mresult, mstart, mend, usage, mdeleg) <-
parseGrant' g
case role of
AP.RXRole _ -> throwE "Role isn't delegator"
AP.RXDelegator -> pure ()
collab <-
bitraverse
(\case
LocalActorPerson p -> pure p
_ -> throwE "Local resource isn't a Person, therefore not a collaborator of mine"
)
pure
resource
case (collab, authorIdMsig) of
(Left c, Left (a, _, _)) | LocalActorPerson c == a -> pure ()
(Right u, Right (ra, _, _)) | remoteAuthorURI ra == u -> pure ()
_ -> throwE "Author and context aren't the same actor"
case recipient of
Left (LocalActorGroup g) | g == groupID -> pure ()
Left (LocalActorGroup j) | j == groupID -> pure ()
_ -> throwE "Target isn't me"
for_ mstart $ \ start ->
unless (start < now) $ throwE "Start time is in the future"
for_ mend $ \ _ ->
throwE "End time is specified"
unless (usage == AP.Invoke) $
throwE "Usage isn't Invoke"
for_ mdeleg $ \ _ ->
throwE "'delegates' is specified"
return collab
handleCollab capability collab = do
let resourceIsAuthor =
case (resource, authorIdMsig) of
(Left a, Left (a', _, _)) -> a == a'
(Right u, Right (ra, _, _)) -> remoteAuthorURI ra == u
_ -> False
case (role, resourceIsAuthor, usage, mdeleg) of
(AP.RXRole r, True, AP.GatherAndConvey, Nothing) ->
pure $ GKDelegationStart r
(AP.RXRole r, False, AP.GatherAndConvey, Just _) ->
pure $ GKDelegationExtend r resource
(AP.RXDelegator, True, AP.Invoke, Nothing) ->
pure GKDelegator
_ -> throwE "A kind of Grant that I don't use"
tryProject _ = lift mzero
handleProject = done "handleProject"
tryCollab (GKDelegationStart _) = lift mzero
tryCollab (GKDelegationExtend _ _) = lift mzero
tryCollab GKDelegator = do
capability <- checkCapability
-- Find the Collab record from the capability
Entity enableID (CollabEnable collabID _) <- lift $ do
-- Capability isn't mine
guard $ fst capability == LocalActorGroup groupID
-- I don't have a Collab with this capability
MaybeT $ getBy $ UniqueCollabEnableGrant $ snd capability
Collab role _ <- lift $ lift $ getJust collabID
topic <- lift $ lift $ getCollabTopic collabID
-- Found a Collab for this direct-Grant but it's not mine
lift $ guard $ topic == LocalResourceGroup groupID
recip <- lift $ lift $ getCollabRecip collabID
recipForCheck <-
lift $ lift $
bitraverse
(pure . collabRecipLocalPerson . entityVal)
(getRemoteActorURI <=< getJust . collabRecipRemoteActor . entityVal)
recip
unless (first LocalActorPerson recipForCheck == bimap (view _1) (remoteAuthorURI . view _1) authorIdMsig) $
throwE "Capability's collaborator and Grant author aren't the same actor"
return (enableID, role, recip)
handleCollab enableID role recip = do
maybeNew <- withDBExcept $ do
@ -1825,26 +1900,6 @@ groupGrant now groupID (Verse authorIdMsig body) grant = do
let actorID = groupActor recip
(actorID,) <$> getJust actorID
-- Find the Collab record from the capability
Entity enableID (CollabEnable collabID _) <- do
unless (fst capability == LocalActorGroup groupID) $
throwE "Capability isn't mine"
m <- lift $ getBy $ UniqueCollabEnableGrant $ snd capability
fromMaybeE m "I don't have a Collab with this capability"
Collab role _ <- lift $ getJust collabID
topic <- lift $ getCollabTopic collabID
unless (topic == LocalResourceGroup groupID) $
throwE "Found a Collab for this direct-Grant but it's not mine"
recip <- lift $ getCollabRecip collabID
recipForCheck <-
lift $
bitraverse
(pure . collabRecipLocalPerson . entityVal)
(getRemoteActorURI <=< getJust . collabRecipRemoteActor . entityVal)
recip
unless (recipForCheck == collab) $
throwE "Capability's collaborator and Grant author aren't the same actor"
-- Verify I don't yet have a delegator-Grant from the collaborator
maybeDeleg <-
lift $ case bimap entityKey entityKey recip of
@ -1856,20 +1911,99 @@ groupGrant now groupID (Verse authorIdMsig body) grant = do
for maybeGrantDB $ \ (inboxItemID, grantDB) -> do
-- Record the delegator-Grant in the Collab record
lift $ case (grantDB, bimap entityKey entityKey recip) of
(Left (grantActor, _, grantID), Left localID) ->
insert_ $ CollabDelegLocal enableID localID grantID
(Right (_, _, grantID), Right remoteID) ->
insert_ $ CollabDelegRemote enableID remoteID grantID
_ -> error "groupGrant impossible 2"
(insertLeaf, uDeleg) <-
lift $ case (grantDB, bimap entityKey entityKey recip) of
(Left (grantActor, _, grantID), Left localID) -> do
delegID <- insert $ CollabDelegLocal enableID localID grantID
encodeRouteHome <- getEncodeRouteHome
delegR <-
activityRoute
<$> hashLocalActor grantActor
<*> encodeKeyHashid grantID
return
( \ leafID ->
insert_ $ SourceUsLeafToLocal leafID delegID
, encodeRouteHome delegR
)
(Right (_, _, grantID), Right remoteID) -> do
delegID <- insert $ CollabDelegRemote enableID remoteID grantID
u <- getRemoteActivityURI =<< getJust grantID
return
( \ leafID ->
insert_ $ SourceUsLeafToRemote leafID delegID
, u
)
_ -> error "groupGrant impossible 2"
-- Prepare forwarding of Accept to my followers
groupHash <- encodeKeyHashid groupID
let sieve = makeRecipientSet [] [LocalStageGroupFollowers groupHash]
-- For each parent group of mine, prepare a
-- delegation-extension Grant
extensions <- lift $ pure []
extensions <- lift $ do
-- For each Project of mine, prepare a delegation-extension
-- Grant
(uCollab, audCollab) <-
case recip of
Left (Entity _ (CollabRecipLocal _ personID)) -> do
personHash <- encodeKeyHashid personID
encodeRouteHome <- getEncodeRouteHome
return
( encodeRouteHome $ PersonR personHash
, AudLocal [LocalActorPerson personHash] []
)
Right (Entity _ (CollabRecipRemote _ raID)) -> do
ra <- getJust raID
u@(ObjURI h lu) <- getRemoteActorURI ra
return (u, AudRemote h [lu] [])
fromProjects <- pure []
-- For each Grant I got from a parent, prepare a
-- delegation-extension Grant
l <-
fmap (map $ over _2 Left) $
E.select $ E.from $ \ (source `E.InnerJoin` holder `E.InnerJoin` topic `E.InnerJoin` accept `E.InnerJoin` send `E.InnerJoin` deleg) -> do
E.on $ accept E.^. SourceThemAcceptLocalId E.==. deleg E.^. SourceThemDelegateLocalSource
E.on $ source E.^. SourceId E.==. send E.^. SourceUsSendDelegatorSource
E.on $ topic E.^. SourceTopicLocalId E.==. accept E.^. SourceThemAcceptLocalTopic
E.on $ source E.^. SourceId E.==. topic E.^. SourceTopicLocalSource
E.on $ source E.^. SourceId E.==. holder E.^. SourceHolderGroupSource
E.where_ $ holder E.^. SourceHolderGroupGroup E.==. E.val groupID
return
( send E.^. SourceUsSendDelegatorId
, deleg
)
r <-
fmap (map $ over _2 Right) $
E.select $ E.from $ \ (source `E.InnerJoin` holder `E.InnerJoin` topic `E.InnerJoin` accept `E.InnerJoin` send `E.InnerJoin` deleg) -> do
E.on $ accept E.^. SourceThemAcceptRemoteId E.==. deleg E.^. SourceThemDelegateRemoteSource
E.on $ source E.^. SourceId E.==. send E.^. SourceUsSendDelegatorSource
E.on $ topic E.^. SourceTopicRemoteId E.==. accept E.^. SourceThemAcceptRemoteTopic
E.on $ source E.^. SourceId E.==. topic E.^. SourceTopicRemoteSource
E.on $ source E.^. SourceId E.==. holder E.^. SourceHolderGroupSource
E.where_ $ holder E.^. SourceHolderGroupGroup E.==. E.val groupID
return
( send E.^. SourceUsSendDelegatorId
, deleg
)
fromParents <- for (l ++ r) $ \ (E.Value sendID, deleg) -> do
extID <- insertEmptyOutboxItem' (actorOutbox recipActor) now
leafID <- insert $ SourceUsLeaf sendID enableID extID
case bimap entityKey entityKey deleg of
Left fromID -> insert_ $ SourceUsLeafFromLocal leafID fromID
Right fromID -> insert_ $ SourceUsLeafFromRemote leafID fromID
insertLeaf leafID
(AP.Doc h a, grant) <- getGrantActivityBody $ bimap (sourceThemDelegateLocalGrant . entityVal) (sourceThemDelegateRemoteGrant . entityVal) deleg
uStart <-
case AP.activityId a of
Nothing -> error "SourceThemDelegate grant has no 'id'"
Just lu -> pure $ ObjURI h lu
ext@(actionExt, _, _, _) <-
prepareExtensionGrantFromParent uCollab audCollab uDeleg uStart grant role enableID
let recipByKey = LocalActorGroup groupID
_luExt <- updateOutboxItem' recipByKey extID actionExt
return (extID, ext)
return $ fromProjects ++ fromParents
return (recipActorID, sieve, extensions, inboxItemID)
@ -1883,7 +2017,629 @@ groupGrant now groupID (Verse authorIdMsig body) grant = do
sendActivity
recipByID recipActorID localRecipsExt
remoteRecipsExt fwdHostsExt extID actionExt
doneDB inboxItemID "Forwarded the delegator-Grant, updated DB"
doneDB inboxItemID "[Collab] Forwarded the delegator-Grant, updated DB and published delegation extensions"
where
prepareExtensionGrantFromParent uCollab audCollab uDeleg uStart grant role enableID = do
encodeRouteHome <- getEncodeRouteHome
encodeRouteLocal <- getEncodeRouteLocal
groupHash <- encodeKeyHashid groupID
enableHash <- encodeKeyHashid enableID
finalRole <-
case AP.grantObject grant of
AP.RXRole r -> pure $ min role r
AP.RXDelegator -> error "Why was I delegated a Grant with object=delegator?"
let (recipientSet, remoteActors, fwdHosts, audLocal, audRemote) =
collectAudience [audCollab]
recips = map encodeRouteHome audLocal ++ audRemote
action = AP.Action
{ AP.actionCapability = Just uDeleg
, AP.actionSummary = Nothing
, AP.actionAudience = AP.Audience recips [] [] [] [] []
, AP.actionFulfills = [uStart]
, AP.actionSpecific = AP.GrantActivity AP.Grant
{ AP.grantObject = AP.RXRole finalRole
, AP.grantContext = AP.grantContext grant
, AP.grantTarget = uCollab
, AP.grantResult =
Just
(encodeRouteLocal $
GroupMemberLiveR groupHash enableHash
, Nothing
)
, AP.grantStart = Just now
, AP.grantEnd = Nothing
, AP.grantAllows = AP.Invoke
, AP.grantDelegates = Just uStart
}
}
return (action, recipientSet, remoteActors, fwdHosts)
tryParent gk = do
capability <- checkCapability
role <-
case gk of
GKDelegationStart role -> pure role
GKDelegationExtend role _ -> pure role
GKDelegator -> lift mzero
-- Find the Source record from the capability
Entity sendID (SourceUsSendDelegator sourceID _) <- lift $ do
-- Capability isn't mine
guard $ fst capability == LocalActorGroup groupID
-- I don't have a Source with this capability
MaybeT $ getBy $ UniqueSourceUsSendDelegatorGrant $ snd capability
Source role' <- lift $ lift $ getJust sourceID
SourceHolderGroup _ g <-
lift $ MaybeT $ getValBy $ UniqueSourceHolderGroup sourceID
-- Found a Source for this Grant but it's not mine
lift $ guard $ g == groupID
topic <- do
t <- lift $ lift $ getSourceTopic sourceID
bitraverse
(bitraverse
pure
(\case
Right g -> pure g
Left _j -> error "I have a SourceTopic that is a Project"
)
)
pure
t
topicForCheck <-
lift $ lift $
bitraverse
(pure . snd)
(\ (_, raID) -> getRemoteActorURI =<< getJust raID)
topic
unless (first LocalActorGroup topicForCheck == bimap (view _1) (remoteAuthorURI . view _1) authorIdMsig) $
throwE "Capability's source and Grant author aren't the same actor"
return (min role role', sendID, topic)
handleParent role sendID topic = do
uCap <- lift $ getActivityURI authorIdMsig
checkCapabilityBeforeExtending uCap (LocalActorGroup groupID)
maybeNew <- withDBExcept $ do
-- Grab me from DB
resourceID <- lift $ groupResource <$> getJust groupID
Resource recipActorID <- lift $ getJust resourceID
recipActor <- lift $ getJust recipActorID
topicWithAccept <-
lift $
bitraverse
(\ (localID, jID) ->
(localID, jID,) <$>
getKeyByJust (UniqueSourceThemAcceptLocal localID)
)
(\ (remoteID, aID) ->
(remoteID, aID,) <$>
getKeyByJust (UniqueSourceThemAcceptRemote remoteID)
)
topic
maybeGrantDB <- lift $ insertToInbox now authorIdMsig body (actorInbox recipActor) False
for maybeGrantDB $ \ (inboxItemID, grantDB) -> do
-- Record the delegation in DB
from <- case (grantDB, bimap (view _3) (view _3) topicWithAccept) of
(Left (_, _, grantID), Left localID) -> Left <$> do
mk <- lift $ insertUnique $ SourceThemDelegateLocal localID grantID
fromMaybeE mk "I already have such a SourceThemDelegateLocal"
(Right (_, _, grantID), Right remoteID) -> Right <$> do
mk <- lift $ insertUnique $ SourceThemDelegateRemote remoteID grantID
fromMaybeE mk "I already have such a SourceThemDelegateRemote"
_ -> error "projectGrant.child impossible"
-- For each Collab in me, prepare a delegation-extension Grant
localCollabs <-
lift $
E.select $ E.from $ \ (collab `E.InnerJoin` enable `E.InnerJoin` recipL `E.InnerJoin` deleg) -> do
E.on $ enable E.^. CollabEnableId E.==. deleg E.^. CollabDelegLocalEnable
E.on $ enable E.^. CollabEnableCollab E.==. recipL E.^. CollabRecipLocalCollab
E.on $ collab E.^. CollabId E.==. enable E.^. CollabEnableCollab
E.where_ $ collab E.^. CollabTopic E.==. E.val resourceID
return
( collab E.^. CollabRole
, recipL E.^. CollabRecipLocalPerson
, deleg
)
localExtensions <- lift $ for localCollabs $ \ (E.Value role', E.Value personID, Entity delegID (CollabDelegLocal enableID _recipID grantID)) -> do
extID <- insertEmptyOutboxItem' (actorOutbox recipActor) now
leafID <- insert $ SourceUsLeaf sendID enableID extID
case from of
Left localID -> insert_ $ SourceUsLeafFromLocal leafID localID
Right remoteID -> insert_ $ SourceUsLeafFromRemote leafID remoteID
insert_ $ SourceUsLeafToLocal leafID delegID
ext@(actionExt, _, _, _) <-
prepareExtensionGrant (Left (personID, grantID)) (min role role') enableID
let recipByKey = LocalActorGroup groupID
_luExt <- updateOutboxItem' recipByKey extID actionExt
return (extID, ext)
remoteCollabs <-
lift $
E.select $ E.from $ \ (collab `E.InnerJoin` enable `E.InnerJoin` recipR `E.InnerJoin` deleg) -> do
E.on $ enable E.^. CollabEnableId E.==. deleg E.^. CollabDelegRemoteEnable
E.on $ enable E.^. CollabEnableCollab E.==. recipR E.^. CollabRecipRemoteCollab
E.on $ collab E.^. CollabId E.==. enable E.^. CollabEnableCollab
E.where_ $ collab E.^. CollabTopic E.==. E.val resourceID
return
( collab E.^. CollabRole
, recipR E.^. CollabRecipRemoteActor
, deleg
)
remoteExtensions <- lift $ for remoteCollabs $ \ (E.Value role', E.Value raID, Entity delegID (CollabDelegRemote enableID _recipID grantID)) -> do
extID <- insertEmptyOutboxItem' (actorOutbox recipActor) now
leafID <- insert $ SourceUsLeaf sendID enableID extID
case from of
Left localID -> insert_ $ SourceUsLeafFromLocal leafID localID
Right remoteID -> insert_ $ SourceUsLeafFromRemote leafID remoteID
insert_ $ SourceUsLeafToRemote leafID delegID
ext@(actionExt, _, _, _) <-
prepareExtensionGrant (Right (raID, grantID)) (min role role') enableID
let recipByKey = LocalActorGroup groupID
_luExt <- updateOutboxItem' recipByKey extID actionExt
return (extID, ext)
-- For each child of mine, prepare a delegation-extension Grant
localChildren <-
lift $
E.select $ E.from $ \ (dest `E.InnerJoin` holder `E.InnerJoin` topic `E.InnerJoin` deleg `E.InnerJoin` accept `E.InnerJoin` start) -> do
E.on $ accept E.^. DestUsAcceptId E.==. start E.^. DestUsStartDest
E.on $ dest E.^. DestId E.==. accept E.^. DestUsAcceptDest
E.on $ topic E.^. DestTopicGroupTopic E.==. deleg E.^. DestThemSendDelegatorLocalTopic
E.on $ holder E.^. DestHolderGroupId E.==. topic E.^. DestTopicGroupHolder
E.on $ dest E.^. DestId E.==. holder E.^. DestHolderGroupDest
E.where_ $ holder E.^. DestHolderGroupGroup E.==. E.val groupID
return
( dest E.^. DestRole
, topic E.^. DestTopicGroupChild
, deleg E.^. DestThemSendDelegatorLocalId
, deleg E.^. DestThemSendDelegatorLocalGrant
, accept E.^. DestUsAcceptId
, start E.^. DestUsStartId
)
localExtensionsForChildren <- lift $ for localChildren $ \ (E.Value role', E.Value childID, E.Value _delegID, E.Value grantID, E.Value _acceptID, E.Value startID) -> do
extID <- insertEmptyOutboxItem' (actorOutbox recipActor) now
gatherID <- insert $ SourceUsGather sendID startID extID
case from of
Left localID -> insert_ $ SourceUsGatherFromLocal gatherID localID
Right remoteID -> insert_ $ SourceUsGatherFromRemote gatherID remoteID
ext@(actionExt, _, _, _) <-
prepareExtensionGrantForChild (Left (childID, grantID)) (min role role') startID
let recipByKey = LocalActorGroup groupID
_luExt <- updateOutboxItem' recipByKey extID actionExt
return (extID, ext)
remoteChildren <-
lift $
E.select $ E.from $ \ (dest `E.InnerJoin` holder `E.InnerJoin` topic `E.InnerJoin` deleg `E.InnerJoin` accept `E.InnerJoin` start) -> do
E.on $ accept E.^. DestUsAcceptId E.==. start E.^. DestUsStartDest
E.on $ dest E.^. DestId E.==. accept E.^. DestUsAcceptDest
E.on $ topic E.^. DestTopicRemoteId E.==. deleg E.^. DestThemSendDelegatorRemoteTopic
E.on $ dest E.^. DestId E.==. topic E.^. DestTopicRemoteDest
E.on $ dest E.^. DestId E.==. holder E.^. DestHolderGroupDest
E.where_ $ holder E.^. DestHolderGroupGroup E.==. E.val groupID
return
( dest E.^. DestRole
, topic E.^. DestTopicRemoteTopic
, deleg E.^. DestThemSendDelegatorRemoteId
, deleg E.^. DestThemSendDelegatorRemoteGrant
, accept E.^. DestUsAcceptId
, start E.^. DestUsStartId
)
remoteExtensionsForChildren <- lift $ for remoteChildren $ \ (E.Value role', E.Value childID, E.Value _delegID, E.Value grantID, E.Value _acceptID, E.Value startID) -> do
extID <- insertEmptyOutboxItem' (actorOutbox recipActor) now
gatherID <- insert $ SourceUsGather sendID startID extID
case from of
Left localID -> insert_ $ SourceUsGatherFromLocal gatherID localID
Right remoteID -> insert_ $ SourceUsGatherFromRemote gatherID remoteID
ext@(actionExt, _, _, _) <-
prepareExtensionGrantForChild (Right (childID, grantID)) (min role role') startID
let recipByKey = LocalActorGroup groupID
_luExt <- updateOutboxItem' recipByKey extID actionExt
return (extID, ext)
return
( recipActorID
, localExtensions ++ localExtensionsForChildren
, remoteExtensions ++ remoteExtensionsForChildren
, inboxItemID
)
case maybeNew of
Nothing -> done "I already have this activity in my inbox"
Just (recipActorID, localExts, remoteExts, inboxItemID) -> do
let recipByID = LocalActorGroup groupID
lift $ for_ (localExts ++ remoteExts) $
\ (extID, (actionExt, localRecipsExt, remoteRecipsExt, fwdHostsExt)) ->
sendActivity
recipByID recipActorID localRecipsExt
remoteRecipsExt fwdHostsExt extID actionExt
doneDB inboxItemID "[Parent] Sent extensions to collabs & children"
where
prepareExtensionGrant collab role enableID = do
encodeRouteHome <- getEncodeRouteHome
encodeRouteLocal <- getEncodeRouteLocal
groupHash <- encodeKeyHashid groupID
uStart <- lift $ getActivityURI authorIdMsig
(uCollab, audCollab, uDeleg) <-
case collab of
Left (personID, itemID) -> do
personHash <- encodeKeyHashid personID
itemHash <- encodeKeyHashid itemID
return
( encodeRouteHome $ PersonR personHash
, AudLocal [LocalActorPerson personHash] []
, encodeRouteHome $
PersonOutboxItemR personHash itemHash
)
Right (raID, ractID) -> do
ra <- getJust raID
u@(ObjURI h lu) <- getRemoteActorURI ra
uAct <- do
ract <- getJust ractID
getRemoteActivityURI ract
return (u, AudRemote h [lu] [], uAct)
enableHash <- encodeKeyHashid enableID
let audience = [audCollab]
(recipientSet, remoteActors, fwdHosts, audLocal, audRemote) =
collectAudience audience
recips = map encodeRouteHome audLocal ++ audRemote
action = AP.Action
{ AP.actionCapability = Just uDeleg
, AP.actionSummary = Nothing
, AP.actionAudience = AP.Audience recips [] [] [] [] []
, AP.actionFulfills = [uStart]
, AP.actionSpecific = AP.GrantActivity AP.Grant
{ AP.grantObject = AP.RXRole role
, AP.grantContext = AP.grantContext grant
, AP.grantTarget = uCollab
, AP.grantResult =
Just
(encodeRouteLocal $
GroupMemberLiveR groupHash enableHash
, Nothing
)
, AP.grantStart = Just now
, AP.grantEnd = Nothing
, AP.grantAllows = AP.Invoke
, AP.grantDelegates = Just uStart
}
}
return (action, recipientSet, remoteActors, fwdHosts)
prepareExtensionGrantForChild child role startID = do
encodeRouteHome <- getEncodeRouteHome
encodeRouteLocal <- getEncodeRouteLocal
groupHash <- encodeKeyHashid groupID
uStart <- lift $ getActivityURI authorIdMsig
(uChild, audChild, uDeleg) <-
case child of
Left (g, itemID) -> do
h <- encodeKeyHashid g
itemHash <- encodeKeyHashid itemID
return
( encodeRouteHome $ GroupR h
, AudLocal [LocalActorGroup h] []
, encodeRouteHome $
GroupOutboxItemR h itemHash
)
Right (raID, ractID) -> do
ra <- getJust raID
u@(ObjURI h lu) <- getRemoteActorURI ra
uAct <- do
ract <- getJust ractID
getRemoteActivityURI ract
return (u, AudRemote h [lu] [], uAct)
resultR <- do
startHash <- encodeKeyHashid startID
return $
GroupChildLiveR groupHash startHash
let (recipientSet, remoteActors, fwdHosts, audLocal, audRemote) =
collectAudience [audChild]
recips = map encodeRouteHome audLocal ++ audRemote
action = AP.Action
{ AP.actionCapability = Just uDeleg
, AP.actionSummary = Nothing
, AP.actionAudience = AP.Audience recips [] [] [] [] []
, AP.actionFulfills = [uStart]
, AP.actionSpecific = AP.GrantActivity AP.Grant
{ AP.grantObject = AP.RXRole role
, AP.grantContext = AP.grantContext grant
, AP.grantTarget = uChild
, AP.grantResult =
Just (encodeRouteLocal resultR, Nothing)
, AP.grantStart = Just now
, AP.grantEnd = Nothing
, AP.grantAllows = AP.Distribute
, AP.grantDelegates = Just uStart
}
}
return (action, recipientSet, remoteActors, fwdHosts)
tryAlmostChild (GKDelegationStart _) = lift mzero
tryAlmostChild (GKDelegationExtend _ _) = lift mzero
tryAlmostChild GKDelegator = do
uFulfills <-
case AP.activityFulfills $ actbActivity body of
[] -> throwE "No fulfills"
[u] -> pure u
_ -> throwE "Multiple fulfills"
fulfills <- ExceptT $ lift $ lift $ runExceptT $ first (\ (a, _, i) -> (a, i)) <$> parseActivityURI' uFulfills
fulfillsDB <- ExceptT $ MaybeT $ either (Just . Left) (fmap Right) <$> runExceptT (getActivity fulfills)
-- Find the Dest record from the fulfills
destID <-
lift $
case fulfillsDB of
Left (_, _, addID) ->
(do DestUsGestureLocal destID _ <- MaybeT $ getValBy $ UniqueDestUsGestureLocalActivity addID
_ <- MaybeT $ getBy $ UniqueDestOriginUs destID
return destID
)
<|>
(do DestThemGestureLocal themID _ <- MaybeT $ getValBy $ UniqueDestThemGestureLocalAdd addID
DestOriginThem destID <- lift $ getJust themID
return destID
)
Right addID ->
(do DestUsGestureRemote destID _ _ <- MaybeT $ getValBy $ UniqueDestUsGestureRemoteActivity addID
_ <- MaybeT $ getBy $ UniqueDestOriginUs destID
return destID
)
<|>
(do DestThemGestureRemote themID _ _ <- MaybeT $ getValBy $ UniqueDestThemGestureRemoteAdd addID
DestOriginThem destID <- lift $ getJust themID
return destID
)
-- Verify this Dest record is mine
DestHolderGroup _ g <- lift $ MaybeT $ getValBy $ UniqueDestHolderGroup destID
lift $ guard $ g == groupID
-- Verify the Grant sender is the Dest topic
topic <- do
t <- lift $ lift $ getDestTopic destID
bitraverse
(bitraverse
pure
(\case
Right g -> pure g
Left _j -> error "I have a DestTopic that is a Project"
)
)
pure
t
topicForCheck <-
lift $ lift $
bitraverse
(pure . snd)
(\ (_, raID) -> getRemoteActorURI =<< getJust raID)
topic
unless (first LocalActorGroup topicForCheck == bimap (view _1) (remoteAuthorURI . view _1) authorIdMsig) $
throwE "Dest topic and Grant author aren't the same actor"
-- Verify I sent my Accept
maybeMe <- lift $ lift $ getKeyBy $ UniqueDestUsAccept destID
meAcceptID <- fromMaybeE maybeMe "I haven't sent my Accept"
-- Verify I haven't yet seen a delegator-Grant from the parent
case bimap fst fst topic of
Left localID -> do
m <- lift $ lift $ getBy $ UniqueDestThemSendDelegatorLocalTopic localID
verifyNothingE m "Already have a DestThemSendDelegatorLocal"
Right remoteID -> do
m <- lift $ lift $ getBy $ UniqueDestThemSendDelegatorRemoteTopic remoteID
verifyNothingE m "Already have a DestThemSendDelegatorRemote"
Dest role <- lift $ lift $ getJust destID
return (role, topic, meAcceptID)
handleAlmostChild role topic acceptID = do
maybeNew <- withDBExcept $ do
-- Grab me from DB
(recipActorID, recipActor) <- lift $ do
recip <- getJust groupID
let actorID = groupActor recip
(actorID,) <$> getJust actorID
maybeGrantDB <- lift $ insertToInbox now authorIdMsig body (actorInbox recipActor) False
for maybeGrantDB $ \ (inboxItemID, grantDB) -> do
-- Record the delegator-Grant in DB
to <- case (grantDB, bimap fst fst topic) of
(Left (_, _, grantID), Left localID) -> Left <$> do
mk <- lift $ insertUnique $ DestThemSendDelegatorLocal acceptID localID grantID
fromMaybeE mk "I already have such a DestThemSendDelegatorLocal"
(Right (_, _, grantID), Right remoteID) -> Right <$> do
mk <- lift $ insertUnique $ DestThemSendDelegatorRemote acceptID remoteID grantID
fromMaybeE mk "I already have such a DestThemSendDelegatorRemote"
_ -> error "groupGrant.child impossible"
startID <- lift $ insertEmptyOutboxItem' (actorOutbox recipActor) now
destStartID <- lift $ insert $ DestUsStart acceptID startID
-- Prepare a start-Grant
start@(actionStart, _, _, _) <- lift $ prepareStartGrant role destStartID
let recipByKey = LocalActorGroup groupID
_luStart <- lift $ updateOutboxItem' recipByKey startID actionStart
-- For each Project in me, prepare a delegation-extension Grant
localExtensions <- pure []
remoteExtensions <- pure []
-- For each Grant I got from a child, prepare a
-- delegation-extension Grant
l <-
lift $ fmap (map $ over _2 Left) $
E.select $ E.from $ \ (source `E.InnerJoin` holder `E.InnerJoin` topic `E.InnerJoin` accept `E.InnerJoin` send `E.InnerJoin` deleg) -> do
E.on $ accept E.^. SourceThemAcceptLocalId E.==. deleg E.^. SourceThemDelegateLocalSource
E.on $ source E.^. SourceId E.==. send E.^. SourceUsSendDelegatorSource
E.on $ topic E.^. SourceTopicLocalId E.==. accept E.^. SourceThemAcceptLocalTopic
E.on $ source E.^. SourceId E.==. topic E.^. SourceTopicLocalSource
E.on $ source E.^. SourceId E.==. holder E.^. SourceHolderGroupSource
E.where_ $ holder E.^. SourceHolderGroupGroup E.==. E.val groupID
return
( send E.^. SourceUsSendDelegatorId
, deleg
)
r <-
lift $ fmap (map $ over _2 Right) $
E.select $ E.from $ \ (source `E.InnerJoin` holder `E.InnerJoin` topic `E.InnerJoin` accept `E.InnerJoin` send `E.InnerJoin` deleg) -> do
E.on $ accept E.^. SourceThemAcceptRemoteId E.==. deleg E.^. SourceThemDelegateRemoteSource
E.on $ source E.^. SourceId E.==. send E.^. SourceUsSendDelegatorSource
E.on $ topic E.^. SourceTopicRemoteId E.==. accept E.^. SourceThemAcceptRemoteTopic
E.on $ source E.^. SourceId E.==. topic E.^. SourceTopicRemoteSource
E.on $ source E.^. SourceId E.==. holder E.^. SourceHolderGroupSource
E.where_ $ holder E.^. SourceHolderGroupGroup E.==. E.val groupID
return
( send E.^. SourceUsSendDelegatorId
, deleg
)
fromParents <- lift $ for (l ++ r) $ \ (E.Value sendID, deleg) -> do
extID <- insertEmptyOutboxItem' (actorOutbox recipActor) now
gatherID <- insert $ SourceUsGather sendID destStartID extID
case bimap entityKey entityKey deleg of
Left localID -> insert_ $ SourceUsGatherFromLocal gatherID localID
Right remoteID -> insert_ $ SourceUsGatherFromRemote gatherID remoteID
(AP.Doc h a, grant) <- getGrantActivityBody $ bimap (sourceThemDelegateLocalGrant . entityVal) (sourceThemDelegateRemoteGrant . entityVal) deleg
uStart <-
case AP.activityId a of
Nothing -> error "SourceThemDelegate grant has no 'id'"
Just lu -> pure $ ObjURI h lu
ext@(actionExt, _, _, _) <-
prepareExtensionGrantFromParent uStart grant role destStartID
let recipByKey = LocalActorGroup groupID
_luExt <- updateOutboxItem' recipByKey extID actionExt
return (extID, ext)
return
( recipActorID
, (startID, start) : localExtensions ++ remoteExtensions ++ fromParents
, inboxItemID
)
case maybeNew of
Nothing -> done "I already have this activity in my inbox"
Just (recipActorID, exts, inboxItemID) -> do
let recipByID = LocalActorGroup groupID
lift $ for_ exts $
\ (extID, (actionExt, localRecipsExt, remoteRecipsExt, fwdHostsExt)) ->
sendActivity
recipByID recipActorID localRecipsExt
remoteRecipsExt fwdHostsExt extID actionExt
doneDB inboxItemID "[Almost-child] Sent start-Grant and extensions from projects and parents"
where
prepareStartGrant role startID = do
encodeRouteHome <- getEncodeRouteHome
encodeRouteLocal <- getEncodeRouteLocal
groupHash <- encodeKeyHashid groupID
uDeleg <- lift $ getActivityURI authorIdMsig
audChild <- lift $ makeAudSenderOnly authorIdMsig
uChild <- lift $ getActorURI authorIdMsig
resultR <- do
startHash <- encodeKeyHashid startID
return $ GroupChildLiveR groupHash startHash
let (recipientSet, remoteActors, fwdHosts, audLocal, audRemote) =
collectAudience [audChild]
recips = map encodeRouteHome audLocal ++ audRemote
action = AP.Action
{ AP.actionCapability = Just uDeleg
, AP.actionSummary = Nothing
, AP.actionAudience = AP.Audience recips [] [] [] [] []
, AP.actionFulfills = [uDeleg]
, AP.actionSpecific = AP.GrantActivity AP.Grant
{ AP.grantObject = AP.RXRole role
, AP.grantContext = encodeRouteHome $ GroupR groupHash
, AP.grantTarget = uChild
, AP.grantResult =
Just
( encodeRouteLocal resultR
, Nothing
)
, AP.grantStart = Just now
, AP.grantEnd = Nothing
, AP.grantAllows = AP.Distribute
, AP.grantDelegates = Nothing
}
}
return (action, recipientSet, remoteActors, fwdHosts)
prepareExtensionGrantFromParent uStart grant role startID = do
encodeRouteHome <- getEncodeRouteHome
encodeRouteLocal <- getEncodeRouteLocal
groupHash <- encodeKeyHashid groupID
finalRole <-
case AP.grantObject grant of
AP.RXRole r -> pure $ min role r
AP.RXDelegator -> error "Why was I delegated a Grant with object=delegator?"
uDeleg <- lift $ getActivityURI authorIdMsig
audChild <- lift $ makeAudSenderOnly authorIdMsig
uChild <- lift $ getActorURI authorIdMsig
resultR <- do
startHash <- encodeKeyHashid startID
return $ GroupChildLiveR groupHash startHash
let (recipientSet, remoteActors, fwdHosts, audLocal, audRemote) =
collectAudience [audChild]
recips = map encodeRouteHome audLocal ++ audRemote
action = AP.Action
{ AP.actionCapability = Just uDeleg
, AP.actionSummary = Nothing
, AP.actionAudience = AP.Audience recips [] [] [] [] []
, AP.actionFulfills = [uStart]
, AP.actionSpecific = AP.GrantActivity AP.Grant
{ AP.grantObject = AP.RXRole finalRole
, AP.grantContext = AP.grantContext grant
, AP.grantTarget = uChild
, AP.grantResult =
Just
( encodeRouteLocal resultR
, Nothing
)
, AP.grantStart = Just now
, AP.grantEnd = Nothing
, AP.grantAllows = AP.Distribute
, AP.grantDelegates = Just uStart
}
}
return (action, recipientSet, remoteActors, fwdHosts)
-- Meaning: An actor A invited actor B to a resource
-- Behavior: