54 lines
2.4 KiB
Python
54 lines
2.4 KiB
Python
import os
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from subprocess import run
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from .taler_service import TalerService
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class Exchange(TalerService):
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def __init__(self, config, watcher_getter, request):
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super().__init__(config, watcher_getter, request)
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# get own URL from config
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r = run(["taler-config", "-c", config.conf, "-s", "EXCHANGE", "-o", "BASE_URL"],
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check=True, text=True, capture_output=True)
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self.url = r.stdout.rstrip()
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# get and create directory for terms of service
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r = run(["taler-config", "-c", config.conf, "-s", "EXCHANGE", "-o", "TERMS_DIR"],
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check=True, text=True, capture_output=True)
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self.terms_dir = r.stdout.rstrip().replace("${TALER_DATA_HOME}", config.data_home)
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terms_dir_en = os.path.join(self.terms_dir, 'en')
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os.makedirs(terms_dir_en)
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# get eTag and create ToS file for it
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r = run(["taler-config", "-c", config.conf, "-s", "EXCHANGE", "-o", "TERMS_ETAG"],
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check=True, text=True, capture_output=True)
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self.terms_etag = r.stdout.rstrip()
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self.tos = "ToS Foo Bar\n"
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with open(os.path.join(terms_dir_en, "%s.txt" % self.terms_etag), 'w') as f:
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f.write(self.tos)
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def start(self):
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run(["taler-exchange-dbinit", "-c", self.config.conf], check=True)
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run(["taler-exchange-wire", "-c", self.config.conf], check=True)
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run(["taler-exchange-keyup", "-c", self.config.conf,
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"-L", "INFO",
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"-o", os.path.join(self.config.tmpdir, "e2a.dat")
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], check=True, capture_output=True)
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log_path = os.path.join(self.config.tmpdir, "exchange.log")
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self.watcher_getter(
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name='taler-exchange-httpd',
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arguments=['-c', self.config.conf, '-l', log_path],
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checker=self.test_url,
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request=self.request, # Needed for the correct execution order of finalizers
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)
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# the wirewatch is needed for interaction with the bank
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log_wirewatch_path = os.path.join(self.config.tmpdir, "exchange-wirewatch.log")
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self.watcher_getter(
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name='taler-exchange-wirewatch',
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arguments=['-c', self.config.conf, '-l', log_wirewatch_path],
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checker=lambda: True, # no need to wait for this to come up
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request=self.request, # Needed for the correct execution order of finalizers
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)
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