Allow filter and renderers set with config, envs

CHANGELOG

@@ -1,3 +1,5 @@
+- 0.2.0
+	* Dependency upgrades
 - 0.1.0
 	* Read blocks, tx, rcpt from cache
 	* Read include and exclude address lists from cli options

eth_monitor/config.py

@@ -0,0 +1,56 @@
+# standard imports
+import re
+import logging
+
+
+logg = logging.getLogger(__name__)
+
+
+re_env='^ETHMONITOR_({}_(.+))$'
+
+
+def __override_env(config, config_stem, env):
+    re_env_instance = re_env.format(config_stem)
+    for k in env:
+        r = re.search(re_env_instance, k)
+        if r != None:
+            logg.debug('match renderer environment variable: {} '.format(r.group(1)))
+            config.add(env[k], r.group(1), True)
+
+
+def __override_arg(config, config_stem, args):
+    if args == None:
+        return
+
+    args_array = getattr(args, config_stem.lower())
+    if args_array == None:
+        return
+
+    i = 0
+    for a in args_array:
+        s = config_stem + '_ARG_' + str(i)
+        config.add(a, s, True)
+        i += 1
+
+
+def override(config, keyword, env={}, args=None):
+    config_stem = keyword.upper()
+    __override_arg(config, config_stem, args)
+    __override_env(config, config_stem, env)
+
+
+
+def list_from_prefix(config, keyword):
+    re_config = keyword.upper() + '_'
+    k_default = re_config + 'DEFAULT'
+    r = []
+    for k in config.all():
+        if re.match(re_config, k):
+            v = config.get(k)
+            if k == k_default:
+                try:
+                    v = v.split(',')
+                except AttributeError:
+                    continue
+            r.append(v)
+    return r

eth_monitor/data/config/filter.ini

@@ -0,0 +1,2 @@
+[filter]
+default = 

eth_monitor/data/config/renderer.ini

@@ -0,0 +1,2 @@
+[renderer]
+default = 

eth_monitor/runnable/sync.py

@@ -31,6 +31,7 @@ from eth_monitor.rules import (
         )
 from eth_monitor.filters import RuledFilter
 from eth_monitor.filters.out import OutFilter
+from eth_monitor.config import override, list_from_prefix
 
 logging.basicConfig(level=logging.WARNING)
 logg = logging.getLogger()
@@ -104,9 +105,9 @@ config.add(args.offset, '_SYNC_OFFSET', True)
 config.add(args.skip_history, '_NO_HISTORY', True)
 config.add(args.single, '_SINGLE', True)
 config.add(args.head, '_HEAD', True)
-logg.debug('loaded config:\{}'.format(config))
+override(config, 'renderer', env=os.environ, args=args)
-
+override(config, 'filter', env=os.environ, args=args)
-logg.debug('config loaded:\n{}'.format(config))
+logg.debug('loaded config:\n{}'.format(config))
 
 chain_spec = ChainSpec.from_chain_str(args.i)
 
@@ -326,11 +327,17 @@ def main():
             cache_filter, 
             ]
 
-    if args.filter != None:
+    for fltr in list_from_prefix(config, 'filter'):
-        for fltr in args.filter:
+        m = importlib.import_module(fltr)
-            m = importlib.import_module(fltr)
+        fltr_object = m.Filter(rules_filter=address_rules)
-            fltr_object = m.Filter(rules_filter=address_rules)
+        filters.append(fltr_object)
-            filters.append(fltr_object)
+        logg.info('using filter module {}'.format(fltr))
+
+    renderers_mods = []
+    for renderer in list_from_prefix(config, 'renderer'):
+        m = importlib.import_module(renderer)
+        renderers_mods.append(m)
+        logg.info('using renderer module {}'.format(renderer))
 
     syncer_setup_func = None
     if config.true('_HEAD'):
@@ -352,11 +359,6 @@ def main():
                 skip_history=config.true('_NO_HISTORY'),
                 )
 
-    renderers_mods = []
-    for renderer in args.renderer:
-        m = importlib.import_module(renderer)
-        renderers_mods.append(m)
-
     out_filter = OutFilter(chain_spec, rules_filter=address_rules, renderers=renderers_mods)
     filters.append(out_filter)
     

requirements.txt

@@ -1,6 +1,6 @@
-chainlib-eth>=0.1.0b3,<=0.1.0
+chainlib-eth>=0.1.0b4,<=0.1.0
-chainlib~=0.0.23
+chainlib>=0.1.0b1,<=0.1.0
-chainsyncer~=0.1.0
+chainsyncer~=0.2.0
-eth-erc20~=0.1.11
+eth-erc20~=0.2.0
 leveldir~=0.3.0
 eth-cache~=0.1.0

setup.cfg

@@ -1,6 +1,6 @@
 [metadata]
 name = eth-monitor
-version = 0.1.0rc1
+version = 0.2.0
 description = Monitor and cache transactions using match filters
 author = Louis Holbrook
 author_email = dev@holbrook.no
@@ -31,7 +31,6 @@ packages =
 	eth_monitor
 	eth_monitor.importers
 	eth_monitor.filters
-	eth_monitor.store
 	eth_monitor.runnable
 	eth_monitor.mock