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apply a 12 hour fudge to daily user counting to account for last seen timestamp fuzzing

This commit is contained in:
Brian Acton 2020-07-09 17:43:12 -07:00
parent 2b879ab471
commit e3aecb2aa9
1 changed files with 6 additions and 6 deletions
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12
service/src/main/java/org/whispersystems/textsecuregcm/storage/ActiveUserCounter.java
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@ -108,12 +108,12 @@ public class ActiveUserCounter extends AccountDatabaseCrawlerListener {
@Override
protected void onCrawlChunk(Optional<UUID> fromNumber, List<Account> chunkAccounts) {
long nowDays = TimeUnit.MILLISECONDS.toDays(System.currentTimeMillis());
long agoMs[] = {TimeUnit.DAYS.toMillis(nowDays - 1),
TimeUnit.DAYS.toMillis(nowDays - 7),
TimeUnit.DAYS.toMillis(nowDays - 30),
TimeUnit.DAYS.toMillis(nowDays - 90),
TimeUnit.DAYS.toMillis(nowDays - 365)};
long nowHours = TimeUnit.MILLISECONDS.toHours(System.currentTimeMillis());
long agoMs[] = {TimeUnit.HOURS.toMillis(nowHours - 1 * 24 - 12),
TimeUnit.HOURS.toMillis(nowHours - 7 * 24),
TimeUnit.HOURS.toMillis(nowHours - 30 * 24),
TimeUnit.HOURS.toMillis(nowHours - 90 * 24),
TimeUnit.HOURS.toMillis(nowHours - 365 * 24)};
Map<String, long[]> platformIncrements = new HashMap<>();
Map<String, long[]> countryIncrements = new HashMap<>();