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6c347a4050
We actually pruned before we got all the channels. Extend the pruning time,
which unfortunately makes the test slower.
```
2024-11-18T02:13:11.7013278Z node_factory = <pyln.testing.utils.NodeFactory object at 0x7ff72969e820>
2024-11-18T02:13:11.7014386Z bitcoind = <pyln.testing.utils.BitcoinD object at 0x7ff72968fe20>
2024-11-18T02:13:11.7014996Z
2024-11-18T02:13:11.7015271Z def test_gossip_pruning(node_factory, bitcoind):
2024-11-18T02:13:11.7016222Z """ Create channel and see it being updated in time before pruning
2024-11-18T02:13:11.7017037Z """
2024-11-18T02:13:11.7017871Z l1, l2, l3 = node_factory.get_nodes(3, opts={'dev-fast-gossip-prune': None,
2024-11-18T02:13:11.7018971Z 'allow_bad_gossip': True})
2024-11-18T02:13:11.7019634Z
2024-11-18T02:13:11.7020236Z l1.rpc.connect(l2.info['id'], 'localhost', l2.port)
2024-11-18T02:13:11.7021153Z l2.rpc.connect(l3.info['id'], 'localhost', l3.port)
2024-11-18T02:13:11.7021806Z
2024-11-18T02:13:11.7022226Z scid1, _ = l1.fundchannel(l2, 10**6)
2024-11-18T02:13:11.7022886Z scid2, _ = l2.fundchannel(l3, 10**6)
2024-11-18T02:13:11.7023458Z
2024-11-18T02:13:11.7023907Z mine_funding_to_announce(bitcoind, [l1, l2, l3])
2024-11-18T02:13:11.7025183Z l1_initial_cupdate_timestamp = only_one(l1.rpc.listchannels(source=l1.info['id'])['channels'])['last_update']
2024-11-18T02:13:11.7026179Z
2024-11-18T02:13:11.7027358Z # Get timestamps of initial updates, so we can ensure they change.
2024-11-18T02:13:11.7028171Z # Channels should be activated locally
2024-11-18T02:13:11.7029326Z > wait_for(lambda: [c['active'] for c in l1.rpc.listchannels()['channels']] == [True] * 4)
```
We can see in logs, it actually started pruning already:
```
2024-11-18T02:13:11.9622477Z lightningd-1 2024-11-18T01:52:03.570Z DEBUG gossipd: Pruning channel 105x1x0 from network view (ages 1731894723 and 0)
```
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
103 lines
3.3 KiB
C
103 lines
3.3 KiB
C
#ifndef LIGHTNING_COMMON_GOSSIP_CONSTANTS_H
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#define LIGHTNING_COMMON_GOSSIP_CONSTANTS_H
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#include "config.h"
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#include <common/utils.h>
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/* FIXME: This is a legacy concept, which should be eliminated now we have
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* only onion tlv payloads. */
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#define ROUTING_MAX_HOPS 20
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/* BOLT #7:
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*
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* The `channel_flags` bitfield...individual bits:
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*...
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* | 0 | `direction` | Direction this update refers to. |
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* | 1 | `disable` | Disable the channel. |
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*/
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#define ROUTING_FLAGS_DIRECTION (1 << 0)
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#define ROUTING_FLAGS_DISABLED (1 << 1)
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/* BOLT #7:
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*
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* The `message_flags` bitfield is used to provide additional details about the message:
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* | Bit Position | Name |
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* | ------------- | ---------------|
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* | 0 | `must_be_one` |
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* | 1 | `dont_forward` |
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*/
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/* FIXME: This is the old name */
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#define ROUTING_OPT_HTLC_MAX_MSAT (1 << 0)
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#define ROUTING_OPT_DONT_FORWARD (1 << 1)
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/* BOLT #7:
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*
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* - MUST NOT send `announcement_signatures` messages until `channel_ready`
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* has been sent and received AND the funding transaction has at least six
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* confirmations.
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*/
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#define ANNOUNCE_MIN_DEPTH 6
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/* BOLT #7:
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*
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* `query_option_flags` is a bitfield represented as a minimally-encoded bigsize.
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* Bits have the following meaning:
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*
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* | Bit Position | Meaning |
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* | ------------- | ----------------------- |
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* | 0 | Sender wants timestamps |
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* | 1 | Sender wants checksums |
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*/
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enum query_option_flags {
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QUERY_ADD_TIMESTAMPS = 0x1,
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QUERY_ADD_CHECKSUMS = 0x2,
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};
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/* Gossip timing constants. These can be overridden using --developer
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* with --dev-fast-gossip */
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#define DEV_FAST_GOSSIP(dev_fast_gossip_flag, fast, normal) \
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((dev_fast_gossip_flag) ? (fast) : (normal))
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/* How close we can generate gossip msgs (5 minutes) */
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#define GOSSIP_MIN_INTERVAL(dev_fast_gossip_flag) \
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DEV_FAST_GOSSIP(dev_fast_gossip_flag, 5, 300)
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/* How long to wait at start for the plugin to callback with liquidity ad */
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#define GOSSIP_NANN_STARTUP_DELAY(dev_fast_gossip_flag) \
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DEV_FAST_GOSSIP(dev_fast_gossip_flag, 8, 60)
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/* BOLT #7:
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*
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* - SHOULD flush outgoing gossip messages once every 60 seconds,
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* independently of the arrival times of the messages.
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*/
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#define GOSSIP_FLUSH_INTERVAL(dev_fast_gossip_flag) \
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DEV_FAST_GOSSIP(dev_fast_gossip_flag, 1, 60)
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/* BOLT #7:
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*
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* A node:
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* - if the `timestamp` of the latest `channel_update` in
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* either direction is older than two weeks (1209600 seconds):
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* - MAY prune the channel.
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* - MAY ignore the channel.
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*/
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#define GOSSIP_PRUNE_INTERVAL(dev_fast_gossip_prune_flag) \
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DEV_FAST_GOSSIP(dev_fast_gossip_prune_flag, 120, 1209600)
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/* How long after seeing lockin until we announce the channel. */
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#define GOSSIP_ANNOUNCE_DELAY(dev_fast_gossip_flag) \
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DEV_FAST_GOSSIP(dev_fast_gossip_flag, 1, 60)
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/* How long before deadline should we send refresh update? 1 day normally */
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#define GOSSIP_BEFORE_DEADLINE(dev_fast_gossip_prune_flag) \
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DEV_FAST_GOSSIP(dev_fast_gossip_prune_flag, 30, 24*60*60)
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/* How many seconds per token? Normally 1 hour. */
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#define GOSSIP_TOKEN_TIME(dev_fast_gossip_flag) \
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DEV_FAST_GOSSIP(dev_fast_gossip_flag, 1, 3600)
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/* This is where we keep our gossip */
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#define GOSSIP_STORE_FILENAME "gossip_store"
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#endif /* LIGHTNING_COMMON_GOSSIP_CONSTANTS_H */
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