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# -*- coding: utf-8 -*-
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# Copyright 2010 - 2017 RhodeCode GmbH and the AppEnlight project authors
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import sqlalchemy as sa
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import logging
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import hashlib
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from datetime import datetime
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from appenlight.models import Base
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from appenlight.lib.utils import convert_es_type
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from appenlight.lib.enums import LogLevel
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from sqlalchemy.dialects.postgresql import JSON
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from ziggurat_foundations.models.base import BaseModel
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log = logging.getLogger(__name__)
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class Log(Base, BaseModel):
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__tablename__ = "logs"
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__table_args__ = {"implicit_returning": False}
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log_id = sa.Column(sa.BigInteger(), nullable=False, primary_key=True)
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resource_id = sa.Column(
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sa.Integer(),
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sa.ForeignKey(
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"applications.resource_id", onupdate="CASCADE", ondelete="CASCADE"
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),
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nullable=False,
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index=True,
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)
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log_level = sa.Column(sa.Unicode, nullable=False, index=True, default="INFO")
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message = sa.Column(sa.UnicodeText(), default="")
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timestamp = sa.Column(
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sa.DateTime(), default=datetime.utcnow, server_default=sa.func.now()
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)
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request_id = sa.Column(sa.Unicode())
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namespace = sa.Column(sa.Unicode())
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primary_key = sa.Column(sa.Unicode())
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tags = sa.Column(JSON(), default={})
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permanent = sa.Column(sa.Boolean(), nullable=False, default=False)
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def __str__(self):
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return self.__unicode__().encode("utf8")
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def __unicode__(self):
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return "<Log id:%s, lv:%s, ns:%s >" % (
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self.log_id,
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self.log_level,
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self.namespace,
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)
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def set_data(self, data, resource):
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level = data.get("log_level").upper()
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self.log_level = getattr(LogLevel, level, LogLevel.UNKNOWN)
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self.message = data.get("message", "")
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server_name = data.get("server", "").lower() or "unknown"
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self.tags = {"server_name": server_name}
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if data.get("tags"):
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for tag_tuple in data["tags"]:
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self.tags[tag_tuple[0]] = tag_tuple[1]
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self.timestamp = data["date"]
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r_id = data.get("request_id", "")
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if not r_id:
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r_id = ""
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self.request_id = r_id.replace("-", "")
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self.resource_id = resource.resource_id
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self.namespace = data.get("namespace") or ""
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self.permanent = data.get("permanent")
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self.primary_key = data.get("primary_key")
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if self.primary_key is not None:
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self.tags["appenlight_primary_key"] = self.primary_key
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def get_dict(self):
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instance_dict = super(Log, self).get_dict()
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instance_dict["log_level"] = LogLevel.key_from_value(self.log_level)
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instance_dict["resource_name"] = self.application.resource_name
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return instance_dict
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@property
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def delete_hash(self):
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if not self.primary_key:
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return None
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to_hash = "{}_{}_{}".format(self.resource_id, self.primary_key, self.namespace)
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return hashlib.sha1(to_hash.encode("utf8")).hexdigest()
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def es_doc(self):
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tags = {}
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tag_list = []
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for name, value in self.tags.items():
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# replace dot in indexed tag name
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name = name.replace(".", "_")
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tag_list.append(name)
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tags[name] = {
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"values": convert_es_type(value),
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"numeric_values": value
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if (isinstance(value, (int, float)) and not isinstance(value, bool))
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else None,
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}
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return {
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"log_id": str(self.log_id),
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"delete_hash": self.delete_hash,
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"resource_id": self.resource_id,
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"request_id": self.request_id,
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"log_level": LogLevel.key_from_value(self.log_level),
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"timestamp": self.timestamp,
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"message": self.message if self.message else "",
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"namespace": self.namespace if self.namespace else "",
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"tags": tags,
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"tag_list": tag_list,
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}
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@property
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def partition_id(self):
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if self.permanent:
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return "rcae_l_%s" % self.timestamp.strftime("%Y_%m")
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else:
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return "rcae_l_%s" % self.timestamp.strftime("%Y_%m_%d")
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