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Feature/neo4j user collection isolation (#509)

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* Tech spec

* User/collection separation

* Update tests
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cybermaggedon 2025-09-10 22:11:21 +01:00 • committed by GitHub
parent 0b59f0c828
commit c694b12e9c
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8 changed files with 2008 additions and 81 deletions
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84
trustgraph-flow/trustgraph/query/triples/neo4j/service.py
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@ -55,6 +55,10 @@ class Processor(TriplesQueryService):
try:
# Extract user and collection, use defaults if not provided
user = query.user if query.user else "default"
collection = query.collection if query.collection else "default"
triples = []
if query.s is not None:
@ -64,9 +68,12 @@ class Processor(TriplesQueryService):
# SPO
records, summary, keys = self.io.execute_query(
"MATCH (src:Node {uri: $src})-[rel:Rel {uri: $rel}]->(dest:Literal {value: $value}) "
"MATCH (src:Node {uri: $src, user: $user, collection: $collection})-"
"[rel:Rel {uri: $rel, user: $user, collection: $collection}]->"
"(dest:Literal {value: $value, user: $user, collection: $collection}) "
"RETURN $src as src",
src=query.s.value, rel=query.p.value, value=query.o.value,
user=user, collection=collection,
database_=self.db,
)
@ -74,9 +81,12 @@ class Processor(TriplesQueryService):
triples.append((query.s.value, query.p.value, query.o.value))
records, summary, keys = self.io.execute_query(
"MATCH (src:Node {uri: $src})-[rel:Rel {uri: $rel}]->(dest:Node {uri: $uri}) "
"MATCH (src:Node {uri: $src, user: $user, collection: $collection})-"
"[rel:Rel {uri: $rel, user: $user, collection: $collection}]->"
"(dest:Node {uri: $uri, user: $user, collection: $collection}) "
"RETURN $src as src",
src=query.s.value, rel=query.p.value, uri=query.o.value,
user=user, collection=collection,
database_=self.db,
)
@ -88,9 +98,12 @@ class Processor(TriplesQueryService):
# SP
records, summary, keys = self.io.execute_query(
"MATCH (src:Node {uri: $src})-[rel:Rel {uri: $rel}]->(dest:Literal) "
"MATCH (src:Node {uri: $src, user: $user, collection: $collection})-"
"[rel:Rel {uri: $rel, user: $user, collection: $collection}]->"
"(dest:Literal {user: $user, collection: $collection}) "
"RETURN dest.value as dest",
src=query.s.value, rel=query.p.value,
user=user, collection=collection,
database_=self.db,
)
@ -99,9 +112,12 @@ class Processor(TriplesQueryService):
triples.append((query.s.value, query.p.value, data["dest"]))
records, summary, keys = self.io.execute_query(
"MATCH (src:Node {uri: $src})-[rel:Rel {uri: $rel}]->(dest:Node) "
"MATCH (src:Node {uri: $src, user: $user, collection: $collection})-"
"[rel:Rel {uri: $rel, user: $user, collection: $collection}]->"
"(dest:Node {user: $user, collection: $collection}) "
"RETURN dest.uri as dest",
src=query.s.value, rel=query.p.value,
user=user, collection=collection,
database_=self.db,
)
@ -116,9 +132,12 @@ class Processor(TriplesQueryService):
# SO
records, summary, keys = self.io.execute_query(
"MATCH (src:Node {uri: $src})-[rel:Rel]->(dest:Literal {value: $value}) "
"MATCH (src:Node {uri: $src, user: $user, collection: $collection})-"
"[rel:Rel {user: $user, collection: $collection}]->"
"(dest:Literal {value: $value, user: $user, collection: $collection}) "
"RETURN rel.uri as rel",
src=query.s.value, value=query.o.value,
user=user, collection=collection,
database_=self.db,
)
@ -127,9 +146,12 @@ class Processor(TriplesQueryService):
triples.append((query.s.value, data["rel"], query.o.value))
records, summary, keys = self.io.execute_query(
"MATCH (src:Node {uri: $src})-[rel:Rel]->(dest:Node {uri: $uri}) "
"MATCH (src:Node {uri: $src, user: $user, collection: $collection})-"
"[rel:Rel {user: $user, collection: $collection}]->"
"(dest:Node {uri: $uri, user: $user, collection: $collection}) "
"RETURN rel.uri as rel",
src=query.s.value, uri=query.o.value,
user=user, collection=collection,
database_=self.db,
)
@ -142,9 +164,12 @@ class Processor(TriplesQueryService):
# S
records, summary, keys = self.io.execute_query(
"MATCH (src:Node {uri: $src})-[rel:Rel]->(dest:Literal) "
"MATCH (src:Node {uri: $src, user: $user, collection: $collection})-"
"[rel:Rel {user: $user, collection: $collection}]->"
"(dest:Literal {user: $user, collection: $collection}) "
"RETURN rel.uri as rel, dest.value as dest",
src=query.s.value,
user=user, collection=collection,
database_=self.db,
)
@ -153,9 +178,12 @@ class Processor(TriplesQueryService):
triples.append((query.s.value, data["rel"], data["dest"]))
records, summary, keys = self.io.execute_query(
"MATCH (src:Node {uri: $src})-[rel:Rel]->(dest:Node) "
"MATCH (src:Node {uri: $src, user: $user, collection: $collection})-"
"[rel:Rel {user: $user, collection: $collection}]->"
"(dest:Node {user: $user, collection: $collection}) "
"RETURN rel.uri as rel, dest.uri as dest",
src=query.s.value,
user=user, collection=collection,
database_=self.db,
)
@ -173,9 +201,12 @@ class Processor(TriplesQueryService):
# PO
records, summary, keys = self.io.execute_query(
"MATCH (src:Node)-[rel:Rel {uri: $uri}]->(dest:Literal {value: $value}) "
"MATCH (src:Node {user: $user, collection: $collection})-"
"[rel:Rel {uri: $uri, user: $user, collection: $collection}]->"
"(dest:Literal {value: $value, user: $user, collection: $collection}) "
"RETURN src.uri as src",
uri=query.p.value, value=query.o.value,
user=user, collection=collection,
database_=self.db,
)
@ -184,9 +215,12 @@ class Processor(TriplesQueryService):
triples.append((data["src"], query.p.value, query.o.value))
records, summary, keys = self.io.execute_query(
"MATCH (src:Node)-[rel:Rel {uri: $uri}]->(dest:Node {uri: $dest}) "
"MATCH (src:Node {user: $user, collection: $collection})-"
"[rel:Rel {uri: $uri, user: $user, collection: $collection}]->"
"(dest:Node {uri: $dest, user: $user, collection: $collection}) "
"RETURN src.uri as src",
uri=query.p.value, dest=query.o.value,
user=user, collection=collection,
database_=self.db,
)
@ -199,9 +233,12 @@ class Processor(TriplesQueryService):
# P
records, summary, keys = self.io.execute_query(
"MATCH (src:Node)-[rel:Rel {uri: $uri}]->(dest:Literal) "
"MATCH (src:Node {user: $user, collection: $collection})-"
"[rel:Rel {uri: $uri, user: $user, collection: $collection}]->"
"(dest:Literal {user: $user, collection: $collection}) "
"RETURN src.uri as src, dest.value as dest",
uri=query.p.value,
user=user, collection=collection,
database_=self.db,
)
@ -210,9 +247,12 @@ class Processor(TriplesQueryService):
triples.append((data["src"], query.p.value, data["dest"]))
records, summary, keys = self.io.execute_query(
"MATCH (src:Node)-[rel:Rel {uri: $uri}]->(dest:Node) "
"MATCH (src:Node {user: $user, collection: $collection})-"
"[rel:Rel {uri: $uri, user: $user, collection: $collection}]->"
"(dest:Node {user: $user, collection: $collection}) "
"RETURN src.uri as src, dest.uri as dest",
uri=query.p.value,
user=user, collection=collection,
database_=self.db,
)
@ -227,9 +267,12 @@ class Processor(TriplesQueryService):
# O
records, summary, keys = self.io.execute_query(
"MATCH (src:Node)-[rel:Rel]->(dest:Literal {value: $value}) "
"MATCH (src:Node {user: $user, collection: $collection})-"
"[rel:Rel {user: $user, collection: $collection}]->"
"(dest:Literal {value: $value, user: $user, collection: $collection}) "
"RETURN src.uri as src, rel.uri as rel",
value=query.o.value,
user=user, collection=collection,
database_=self.db,
)
@ -238,9 +281,12 @@ class Processor(TriplesQueryService):
triples.append((data["src"], data["rel"], query.o.value))
records, summary, keys = self.io.execute_query(
"MATCH (src:Node)-[rel:Rel]->(dest:Node {uri: $uri}) "
"MATCH (src:Node {user: $user, collection: $collection})-"
"[rel:Rel {user: $user, collection: $collection}]->"
"(dest:Node {uri: $uri, user: $user, collection: $collection}) "
"RETURN src.uri as src, rel.uri as rel",
uri=query.o.value,
user=user, collection=collection,
database_=self.db,
)
@ -253,8 +299,11 @@ class Processor(TriplesQueryService):
# *
records, summary, keys = self.io.execute_query(
"MATCH (src:Node)-[rel:Rel]->(dest:Literal) "
"MATCH (src:Node {user: $user, collection: $collection})-"
"[rel:Rel {user: $user, collection: $collection}]->"
"(dest:Literal {user: $user, collection: $collection}) "
"RETURN src.uri as src, rel.uri as rel, dest.value as dest",
user=user, collection=collection,
database_=self.db,
)
@ -263,8 +312,11 @@ class Processor(TriplesQueryService):
triples.append((data["src"], data["rel"], data["dest"]))
records, summary, keys = self.io.execute_query(
"MATCH (src:Node)-[rel:Rel]->(dest:Node) "
"MATCH (src:Node {user: $user, collection: $collection})-"
"[rel:Rel {user: $user, collection: $collection}]->"
"(dest:Node {user: $user, collection: $collection}) "
"RETURN src.uri as src, rel.uri as rel, dest.uri as dest",
user=user, collection=collection,
database_=self.db,
)