chaintool/chainsyncer
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Handle new return format from backend getters

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This commit is contained in:
nolash 2021-02-22 22:23:30 +01:00
parent b69005682c
commit d837602394
Signed by: lash
GPG Key ID: 21D2E7BB88C2A746
7 changed files with 25 additions and 22 deletions
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1
chainsyncer/db/models/sync.py
View File

@ -51,6 +51,7 @@ class BlockchainSync(SessionBase):
o = q.first()
if o == None:
SessionBase.release_session(session)
return None
sync_id = o.id

10
chainsyncer/driver.py
View File

@ -44,6 +44,7 @@ class Syncer:
def add_filter(self, f):
self.filter.add(f)
self.backend.register_filter(str(f))
class BlockPollSyncer(Syncer):
@ -53,7 +54,7 @@ class BlockPollSyncer(Syncer):
def loop(self, interval, conn):
g = self.backend.get()
(g, flags) = self.backend.get()
last_tx = g[1]
last_block = g[0]
self.progress_callback(last_block, last_tx, 'loop started')
@ -63,7 +64,8 @@ class BlockPollSyncer(Syncer):
while True:
try:
block = self.get(conn)
except Exception:
except Exception as e:
logg.debug('erro {}'.format(e))
break
last_block = block.number
self.process(conn, block)
@ -97,7 +99,9 @@ class HeadSyncer(BlockPollSyncer):
def get(self, conn):
(block_number, tx_number) = self.backend.get()
#(block_number, tx_number) = self.backend.get()
(height, flags) = self.backend.get()
block_number = height[0]
block_hash = []
o = block_by_number(block_number)
r = conn.do(o)

4
chainsyncer/filter.py
View File

@ -21,7 +21,7 @@ class SyncFilter:
def add(self, fltr):
if getattr(fltr, 'filter') == None:
raise ValueError('filter object must implement have method filter')
logg.debug('added filter {}'.format(str(fltr)))
logg.debug('added filter "{}"'.format(str(fltr)))
self.filters.append(fltr)
@ -38,7 +38,7 @@ class SyncFilter:
i += 1
logg.debug('applying filter {}'.format(str(f)))
f.filter(conn, block, tx, self.backend.db_session)
self.backend.set_filter()
self.backend.complete_filter(i)
self.backend.disconnect()

2
setup.cfg
View File

@ -1,6 +1,6 @@
[metadata]
name = chainsyncer
version = 0.0.1a10
version = 0.0.1a11
description = Generic blockchain syncer driver
author = Louis Holbrook
author_email = dev@holbrook.no

16
sql/postgresql/1.sql
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@ -1,4 +1,4 @@
DROP TABLE chain_sync;
DROP TABLE IF EXISTS chain_sync CASCADE;
CREATE TABLE IF NOT EXISTS chain_sync (
id serial primary key not null,
blockchain varchar not null,
@ -6,21 +6,7 @@ CREATE TABLE IF NOT EXISTS chain_sync (
tx_start int not null default 0,
block_cursor int not null default 0,
tx_cursor int not null default 0,
flags bytea not null,
num_flags int not null,
block_target int default null,
date_created timestamp not null,
date_updated timestamp default null
);
DROP TABLE chain_sync_filter;
CREATE TABLE IF NOT EXISTS chain_sync_filter (
id serial primary key not null,
chain_sync_id int not null,
flags bytea default null,
count int not null default 0,
digest char(64) not null default '0000000000000000000000000000000000000000000000000000000000000000',
CONSTRAINT fk_chain_sync
FOREIGN KEY(chain_sync_id)
REFERENCES chain_sync(id)
);

12
sql/postgresql/2.sql Normal file
View File

@ -0,0 +1,12 @@
DROP TABLE IF EXISTS chain_sync_filter;
CREATE TABLE IF NOT EXISTS chain_sync_filter (
id serial primary key not null,
chain_sync_id integer not null,
flags bytea default null,
flags_start bytea default null,
count integer not null default 0,
digest bytea not null,
CONSTRAINT fk_chain_sync
FOREIGN KEY(chain_sync_id)
REFERENCES chain_sync(id)
);

2
sql/sqlite/2.sql
View File

@ -4,7 +4,7 @@ CREATE TABLE IF NOT EXISTS chain_sync_filter (
flags bytea default null,
flags_start bytea default null,
count integer not null default 0,
digest char(64) not null default '0000000000000000000000000000000000000000000000000000000000000000',
digest bytea not null,
CONSTRAINT fk_chain_sync
FOREIGN KEY(chain_sync_id)
REFERENCES chain_sync(id)