Function getHistoricRoleChanEntryOverlap

rest/diagnostic_api.go:171–196

Only used for deleted role, logic is for channels in channel_history and roles in role_history

(roleEntries []auth.GrantHistorySequencePair, chanEntries []auth.GrantHistorySequencePair)

// Only used for deleted role, logic is for channels in channel_history and roles in role_history
func getHistoricRoleChanEntryOverlap(roleEntries []auth.GrantHistorySequencePair, chanEntries []auth.GrantHistorySequencePair) []auth.GrantHistorySequencePair {
	var overlapEntries []auth.GrantHistorySequencePair
	var entry auth.GrantHistorySequencePair
	for _, roleEntry := range roleEntries {
		for _, chanEntry := range chanEntries {
			// default
			entry = auth.GrantHistorySequencePair{StartSeq: chanEntry.StartSeq, EndSeq: roleEntry.EndSeq}
			// role was assigned to user after chan was removed from role, no entry
			if roleEntry.StartSeq > chanEntry.EndSeq {
				continue
				// role was removed from user before chan was assigned to role, no entry
			} else if roleEntry.EndSeq < chanEntry.StartSeq {
				continue
				// chan was removed from role after role was removed from user
			} else if chanEntry.EndSeq > roleEntry.EndSeq {
				entry = auth.GrantHistorySequencePair{StartSeq: chanEntry.StartSeq, EndSeq: roleEntry.EndSeq}
				// role was assigned to user after chan was assigned to role
			} else if roleEntry.StartSeq > chanEntry.StartSeq {
				entry = auth.GrantHistorySequencePair{StartSeq: roleEntry.StartSeq, EndSeq: chanEntry.EndSeq}
			}
			overlapEntries = append(overlapEntries, entry)
		}
	}

	return overlapEntries
}

func (h *handler) handleGetAllChannels() error {
	h.assertAdminOnly()