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SessionKeyManager:

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- Raise inbound limit
- Delete oldest tagsets when limit is hit
- Don't delete recent tagsets when limit is hit
- Log tweaks
This commit is contained in:
zzz
2014-10-23 15:31:00 +00:00
parent b6234e1d5e
commit 937a17c5dd
1 changed files with 14 additions and 9 deletions
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23
router/java/src/net/i2p/router/crypto/TransientSessionKeyManager.java
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@ -110,10 +110,10 @@ public class TransientSessionKeyManager extends SessionKeyManager {
private static final long SESSION_TAG_EXPIRATION_WINDOW = 90 * 1000;
/**
* a few MB? how about 16MB!
* a few MB? how about 24 MB!
* This is the max size of _inboundTagSets.
*/
public final static int MAX_INBOUND_SESSION_TAGS = 500 * 1000; // this will consume at most a few MB
public final static int MAX_INBOUND_SESSION_TAGS = 750 * 1000;
/**
* This was 100 since 0.6.1.10 (50 before that). It's important because:
@ -584,7 +584,7 @@ public class TransientSessionKeyManager extends SessionKeyManager {
int recent = 0;
int tags = 0;
int toRemove = overage * 2;
_log.log(Log.CRIT, "TOO MANY SESSION TAGS! Starting cleanup, overage = " + overage);
_log.logAlways(Log.WARN, "TOO MANY SESSION TAGS! Starting cleanup, overage = " + overage);
List<TagSet> removed = new ArrayList<TagSet>(toRemove);
synchronized (_inboundTagSets) {
for (TagSet set : _inboundTagSets.values()) {
@ -593,12 +593,18 @@ public class TransientSessionKeyManager extends SessionKeyManager {
absurd++;
if (size > 100)
large++;
if (now >= set.getDate())
if (set.getDate() - now < 3*60*1000) {
// expiration is 12 minutes, so these are older than 9 minutes
old++;
else if (set.getDate() - now > 10*60*1000)
removed.add(set);
continue;
} else if (set.getDate() - now > 8*60*1000) {
// expiration is 12 minutes, so these were created in last 4 minutes
recent++;
continue;
}
if ((removed.size() < (toRemove)) || (now >= set.getDate()))
if (removed.size() < toRemove)
removed.add(set);
}
for (int i = 0; i < removed.size(); i++) {
@ -609,11 +615,10 @@ public class TransientSessionKeyManager extends SessionKeyManager {
}
}
}
if (_log.shouldLog(Log.CRIT))
_log.log(Log.CRIT, "TOO MANY SESSION TAGS! removing " + removed
_log.logAlways(Log.WARN, "TOO MANY SESSION TAGS! removed " + removed.size()
+ " tag sets arbitrarily, with " + tags + " tags,"
+ "where there are " + old + " long lasting sessions, "
+ recent + " ones created in the last minute, and "
+ recent + " ones created in the last few minutes, and "
+ large + " sessions with more than 100 tags (and "
+ absurd + " with more than 1000!), leaving a total of "
+ _inboundTagSets.size() + " tags behind");