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swh/search/elasticsearch.py
| Show All 14 Lines | |||||
| from swh.model.identifiers import origin_identifier | from swh.model.identifiers import origin_identifier | ||||
| def _sanitize_origin(origin): | def _sanitize_origin(origin): | ||||
| origin = origin.copy() | origin = origin.copy() | ||||
| res = { | res = { | ||||
| 'url': origin.pop('url') | 'url': origin.pop('url') | ||||
| } | } | ||||
| for field_name in ('intrinsic_metadata',): | for field_name in ('intrinsic_metadata', 'has_visits'): | ||||
| if field_name in origin: | if field_name in origin: | ||||
| res[field_name] = origin.pop(field_name) | res[field_name] = origin.pop(field_name) | ||||
| return res | return res | ||||
| class ElasticSearch: | class ElasticSearch: | ||||
| def __init__(self, hosts: List[str]): | def __init__(self, hosts: List[str]): | ||||
| self._backend = Elasticsearch(hosts=hosts) | self._backend = Elasticsearch(hosts=hosts) | ||||
| Show All 26 Lines | def initialize(self) -> None: | ||||
| 'analyzer': 'simple', | 'analyzer': 'simple', | ||||
| 'fields': { | 'fields': { | ||||
| 'as_you_type': { | 'as_you_type': { | ||||
| 'type': 'search_as_you_type', | 'type': 'search_as_you_type', | ||||
| 'analyzer': 'simple', | 'analyzer': 'simple', | ||||
| } | } | ||||
| } | } | ||||
| }, | }, | ||||
| 'has_visits': { | |||||
| 'type': 'boolean', | |||||
| }, | |||||
| 'intrinsic_metadata': { | 'intrinsic_metadata': { | ||||
| 'type': 'nested', | 'type': 'nested', | ||||
| 'properties': { | 'properties': { | ||||
| '@context': { | '@context': { | ||||
| # don't bother indexing tokens | # don't bother indexing tokens | ||||
| 'type': 'keyword', | 'type': 'keyword', | ||||
| } | } | ||||
| }, | }, | ||||
| Show All 28 Lines | def origin_dump(self) -> Iterator[model.Origin]: | ||||
| yield self._backend.termvectors( | yield self._backend.termvectors( | ||||
| index='origin', id=hit['_id'], | index='origin', id=hit['_id'], | ||||
| fields=['*']) | fields=['*']) | ||||
| @remote_api_endpoint('origin/search') | @remote_api_endpoint('origin/search') | ||||
| def origin_search( | def origin_search( | ||||
| self, *, | self, *, | ||||
| url_pattern: str = None, metadata_pattern: str = None, | url_pattern: str = None, metadata_pattern: str = None, | ||||
| with_visit: bool = False, | |||||
| scroll_token: str = None, count: int = 50 | scroll_token: str = None, count: int = 50 | ||||
| ) -> Dict[str, object]: | ) -> Dict[str, object]: | ||||
| """Searches for origins matching the `url_pattern`. | """Searches for origins matching the `url_pattern`. | ||||
| Args: | Args: | ||||
| url_pattern (str): Part of thr URL to search for | url_pattern (str): Part of thr URL to search for | ||||
| scroll_token (str): `scroll_token` is an opaque value used for | with_visit (bool): Whether origins with no visit are to be | ||||
| pagination. | filtered out | ||||
| scroll_token (str): Opaque value used for pagination. | |||||
| count (int): number of results to return. | count (int): number of results to return. | ||||
| Returns: | Returns: | ||||
| a dictionary with keys: | a dictionary with keys: | ||||
| * `scroll_token`: | * `scroll_token`: | ||||
| opaque value used for fetching more results. `None` if there | opaque value used for fetching more results. `None` if there | ||||
| are no more result. | are no more result. | ||||
| * `results`: | * `results`: | ||||
| Show All 28 Lines | def origin_search( | ||||
| } | } | ||||
| }) | }) | ||||
| if not query_clauses: | if not query_clauses: | ||||
| raise ValueError( | raise ValueError( | ||||
| 'At least one of url_pattern and metadata_pattern ' | 'At least one of url_pattern and metadata_pattern ' | ||||
| 'must be provided.') | 'must be provided.') | ||||
| if with_visit: | |||||
| query_clauses.append({ | |||||
| 'term': { | |||||
| 'has_visits': True, | |||||
| } | |||||
| }) | |||||
| body = { | body = { | ||||
| 'query': { | 'query': { | ||||
| 'bool': { | 'bool': { | ||||
| 'should': query_clauses, # TODO: must? | 'must': query_clauses, | ||||
| } | } | ||||
| }, | }, | ||||
| 'size': count, | 'size': count, | ||||
| 'sort': [ | 'sort': [ | ||||
| {'_score': 'desc'}, | {'_score': 'desc'}, | ||||
| {'_id': 'asc'}, | {'_id': 'asc'}, | ||||
| ] | ] | ||||
| } | } | ||||
| Show All 35 Lines | |||||