fix(preprocess): verify canonical generations and cleanup

This commit is contained in:
2026-07-12 06:18:18 +02:00
parent 4a29086fe4
commit 7d41c4cefc
6 changed files with 86 additions and 18 deletions
@@ -53,3 +53,12 @@ and absent validators fail closed. Acquisition accepts only the exact stored `So
compares the response ETag with the stored discovery validator. The real smoke snapshots generation
directory counts after every run and has an injected-failure cleanup mode; cleanup fails if Compose
down fails or any owned container, volume, or network remains.
The canonical smoke correction counts only root-level `corpus/gen-<32 hex>` directories. It exposed
that the durable job path still published an empty unchanged generation; the pipeline now returns
the existing ACTIVE generation without staging a directory when compatibility and all source
fingerprints are unchanged. The smoke therefore proves directory deltas `+1`, `+0`, `+1`.
Failure injection runs a real exit-97 command after resources exist and reaches the EXIT trap.
Cleanup aggregates Compose-down, residual container/volume/network, and temp-directory failures
while preserving the original failure status. S3 prefixes are validated before any client request
for leading slash, UTF-8 byte length, controls, and DEL.
+14
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@@ -431,6 +431,20 @@ def test_unchanged_documents_skip_acquire_normalize_chunk_and_embed(tmp_path):
assert second_embedder.calls == []
def test_unchanged_job_reuses_active_generation_without_new_directory(tmp_path):
source = Source([(item("one", "a"), "hello")])
candidate = pipeline(tmp_path, source)
args = dict(workspace_id="demo", workspace_root=tmp_path,
config_fingerprint="sha256:" + "1" * 64,
input_fingerprint="sha256:" + "2" * 64)
first = candidate.run_as_job(**args)
count = len(candidate.store.list_generations())
second = candidate.run_as_job(**args)
assert second.generation == first.generation
assert second.published is False
assert len(candidate.store.list_generations()) == count
def test_removed_documents_are_marked_and_absent_from_new_manifest(tmp_path):
one, two = item("one", "a"), item("two", "b")
pipeline(tmp_path, Source([(one, "one"), (two, "two")])).run()
+9
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@@ -104,6 +104,15 @@ def test_s3_rejects_leading_slash_prefix_empty_and_control_keys():
list(S3EvidenceSource(bucket="evidence", prefix="clinical/", client=client).discover())
@pytest.mark.parametrize("prefix", ["/bad", "x" * 1025, "bad\x00prefix", "bad\x7fprefix"])
def test_s3_rejects_invalid_prefix_before_client_request(prefix):
from tht.adapters.evidence.s3 import S3EvidenceSource
client = Client()
with pytest.raises(ValueError, match="prefix"):
S3EvidenceSource(bucket="evidence", prefix=prefix, client=client)
assert client.list_calls == 0
def test_s3_hard_page_limit_never_requests_page_max_plus_one():
from tht.adapters.evidence.s3 import S3EvidenceSource
client = Client()
+3 -2
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@@ -29,8 +29,9 @@ class S3EvidenceSource:
if (not bucket_valid or bucket_is_ip
or any(value < 1 for value in (max_bytes, max_objects, max_pages, page_size))):
raise ValueError("S3 evidence limits and bucket must be non-empty and positive")
if prefix.startswith("/"):
raise ValueError("S3 prefix must not start with a slash")
if (prefix.startswith("/") or len(prefix.encode()) > 1024
or any(ord(char) < 32 or ord(char) == 127 for char in prefix)):
raise ValueError("S3 prefix is invalid")
if endpoint_url:
parsed = urlsplit(endpoint_url)
if parsed.username or parsed.password:
+10
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@@ -220,6 +220,16 @@ class CorpusPipeline:
"dimensions": self.embedding_dimensions,
"chunk_policy": asdict(self.chunk_policy),
})
previous = self.store.active_manifest()
if (not dry_run and resume_run_id is None and previous is not None
and previous.metadata.get("compatibility_fingerprint") == compatibility
and previous.metadata.get("fingerprints") == {
item.source_id: item.fingerprint for _, item in discovered
}):
return PipelineResult(
"succeeded", previous.manifest_id, False, (),
tuple(sorted(item.source_id for _, item in discovered)), (), previous,
)
spec = JobSpec(
workspace_id=workspace_id,
job_type="evidence",
+41 -16
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@@ -2,20 +2,50 @@
set -eu
cd "$(dirname "$0")/.."
tmp=$(mktemp -d "${TMPDIR:-/tmp}/thoth-preprocess.XXXXXX")
project="thoth-preprocess-$$"
if [ "${1:-}" = "--cleanup-failure" ] && [ -z "${PREPROCESS_SMOKE_CHILD:-}" ]; then
child_project="thoth-preprocess-failure-$$"
child_tmp=$(mktemp -d "${TMPDIR:-/tmp}/thoth-preprocess-failure.XXXXXX")
set +e
PREPROCESS_SMOKE_CHILD=1 PREPROCESS_SMOKE_INJECT_FAILURE=1 \
PREPROCESS_SMOKE_PROJECT="$child_project" PREPROCESS_SMOKE_TMP="$child_tmp" "$0"
child_status=$?
set -e
test "$child_status" -eq 97
test ! -e "$child_tmp"
test -z "$(docker ps -aq --filter "label=com.docker.compose.project=$child_project")"
test -z "$(docker volume ls -q --filter "label=com.docker.compose.project=$child_project")"
test -z "$(docker network ls -q --filter "label=com.docker.compose.project=$child_project")"
echo "injected preprocessing failure preserved status and cleaned every owned resource."
exit 0
fi
tmp=${PREPROCESS_SMOKE_TMP:-$(mktemp -d "${TMPDIR:-/tmp}/thoth-preprocess.XXXXXX")}
project=${PREPROCESS_SMOKE_PROJECT:-thoth-preprocess-$$}
compose=""
cleanup() {
trap - EXIT HUP INT TERM
original_status=$?
cleanup_failed=0
set +e
if [ -n "$compose" ]; then
$compose down --volumes >/dev/null
test "$?" -eq 0 || cleanup_failed=1
fi
test -z "$(docker ps -aq --filter "label=com.docker.compose.project=$project")"
test -z "$(docker volume ls -q --filter "label=com.docker.compose.project=$project")"
test -z "$(docker network ls -q --filter "label=com.docker.compose.project=$project")"
test -z "$(docker ps -aq --filter "label=com.docker.compose.project=$project")" || cleanup_failed=1
test -z "$(docker volume ls -q --filter "label=com.docker.compose.project=$project")" || cleanup_failed=1
test -z "$(docker network ls -q --filter "label=com.docker.compose.project=$project")" || cleanup_failed=1
rm -rf "$tmp"
test ! -e "$tmp" || cleanup_failed=1
if [ "$original_status" -ne 0 ]; then
exit "$original_status"
fi
if [ "$cleanup_failed" -ne 0 ]; then
exit 1
fi
}
trap cleanup EXIT HUP INT TERM
trap cleanup EXIT
trap 'exit 129' HUP
trap 'exit 130' INT
trap 'exit 143' TERM
mkdir -p "$tmp/source/evidence"
printf '%s\n' '# Evidence' 'generation one' >"$tmp/source/evidence/a.md"
for name in bootstrap migrator reader writer; do
@@ -61,15 +91,12 @@ $compose build preprocess-evidence
$compose up -d vector-db mock-embeddings
$compose run --rm vector-reconcile >/dev/null
$compose run --rm --no-deps vector-migrate >/dev/null
if [ "${1:-}" = "--cleanup-failure" ]; then
cleanup
test ! -e "$tmp"
echo "injected preprocessing failure cleanup passed."
exit 0
if [ "${PREPROCESS_SMOKE_INJECT_FAILURE:-0}" = "1" ]; then
sh -c 'exit 97'
fi
generation_count() {
$compose run --rm --no-deps --entrypoint sh preprocess-evidence -c \
'find /data/workspaces/preprocess-evidence/corpus/generations -mindepth 1 -maxdepth 1 -type d 2>/dev/null | wc -l'
$compose run --rm --no-deps --entrypoint /opt/venv/bin/python preprocess-evidence -c \
'import pathlib,re; root=pathlib.Path("/data/workspaces/preprocess-evidence/corpus"); print(sum(1 for p in root.iterdir() if p.is_dir() and re.fullmatch(r"gen-[0-9a-f]{32}",p.name)) if root.exists() else 0)'
}
before=$(generation_count)
first=$($compose run --rm preprocess-evidence)
@@ -103,5 +130,3 @@ import json, sys
assert json.loads(sys.argv[1])["generation"] == sys.argv[2].strip()
PY
echo "real Compose preprocessing unchanged rerun, mutation, DWH job, and ACTIVE publish passed."
cleanup
test ! -e "$tmp"