source time for report TTL

Author: ThomasQuesadilla

index.bs

@@ -1046,6 +1046,8 @@ An attribution report is a [=struct=] with the following items:
 :: A [=suitable origin=].
 : <dfn>report time</dfn>
 :: A [=moment=].
+: <dfn>source time</dfn>
+:: A [=moment=].
 : <dfn>trigger time</dfn>
 :: A [=moment=].
 : <dfn>external ID</dfn>
@@ -1118,8 +1120,6 @@ An <dfn>aggregatable report</dfn> is an [=attribution report=] with the followin
 An <dfn>aggregatable attribution report</dfn> is an [=aggregatable report=] with the following additional items:
 
 <dl dfn-for="aggregatable attribution report">
-: <dfn>source time</dfn>
-:: A [=moment=].
 : <dfn>source registration time configuration</dfn>
 :: An [=aggregatable source registration time configuration=].
 : <dfn>is null report</dfn> (default false)
@@ -1490,6 +1490,10 @@ generated for an [=attribution trigger=] whose [=attribution trigger/aggregatabl
 is "<code>[=aggregatable source registration time configuration/include=]</code>". If [=automation local testing mode=] is true,
 this is 0.
 
+<dfn>Max attribution report time-to-live</dfn> is a positive [=duration=] that
+controls the max amount of time an attribution report can exist before no longer
+able to being sent.
+
 <dfn>Max event-level reports per attribution destination</dfn> is a positive integer that
 controls how many [=event-level reports=] can be in the
 [=event-level report cache=] per [=site=] in
@@ -4509,6 +4513,8 @@ a 64-bit integer priority |priority|, and a [=trigger spec map=] [=map/entry=]
     :: |source|'s [=attribution source/attribution destinations=].
     : [=event-level report/report time=]
     :: |reportTime|
+    : [=event-level report/source time=]
+    :: |source|'s [=attribution source/source time=].
     : [=event-level report/trigger priority=]
     :: |priority|.
     : [=event-level report/trigger time=]
@@ -4682,8 +4688,10 @@ To <dfn>queue reports for delivery</dfn> given a [=set=] of
          forms of interruption, including shutdown, the user agent may need to
          persist reports that are in the process of being sent in some other
          storage.
-    1. If [=current wall time=] - |report|'s [=attribution report/trigger time=]
-        is less than or equal to 30 days, [=list/Append=] |report| to
+    1. Let |reportLifeTime| be the lesser of |report|'s
+        [=attribution report/source time=] and [=attribution report/trigger time=].
+    1. If [=current wall time=] - |reportLifeTime| is less than or equal to
+        [=Max attribution report time-to-live=], [=list/Append=] |report| to
         |reportsToSend|.
 1. [=shuffle a list|Shuffle=] |reportsToSend|.