OSVauco/infrastructure/07-rag-setup.sh

121 lines
4.0 KiB
Bash

#!/usr/bin/env bash
# 07-rag-setup.sh — Create Vertex AI RAG Engine corpus in Serverless mode
# Serverless mode does NOT require allowlist (unlike Spanner mode)
# Idempotent — safe to run multiple times
# Source .env before running: source .env
set -euo pipefail
: "${PROJECT_ID:?Set PROJECT_ID}"
: "${REGION:?Set REGION}"
: "${RAG_CORPUS_DISPLAY_NAME:?Set RAG_CORPUS_DISPLAY_NAME}"
RAG_REGION="${RAG_REGION:-${REGION}}"
echo "=== 07: Setting up Vertex AI RAG Engine (Serverless mode) ==="
echo " Project : ${PROJECT_ID}"
echo " Region : ${RAG_REGION}"
echo " Corpus : ${RAG_CORPUS_DISPLAY_NAME}"
echo ""
bash "$(dirname "$0")/00-authcheck.sh"
gcloud services enable aiplatform.googleapis.com \
storage.googleapis.com \
--project="${PROJECT_ID}" --quiet
echo "✓ APIs enabled"
# ── GCS bucket for corpus source documents (idempotent) ──────────────────
CORPUS_BUCKET="${PROJECT_ID}-agent-corpus"
if ! gsutil ls -b "gs://${CORPUS_BUCKET}" &>/dev/null; then
gsutil mb -l "${REGION}" -b on "gs://${CORPUS_BUCKET}"
echo "✓ GCS corpus bucket created: gs://${CORPUS_BUCKET}"
else
echo "✓ GCS corpus bucket exists: gs://${CORPUS_BUCKET}"
fi
# ── Upload seed documents if present ─────────────────────────────────────
SEED_DIR="$(dirname "$0")/../docs/corpus-seed"
if [[ -d "${SEED_DIR}" ]] && ls "${SEED_DIR}"/*.md &>/dev/null; then
gsutil -m cp "${SEED_DIR}"/*.md "gs://${CORPUS_BUCKET}/seed/" 2>/dev/null || true
echo "✓ Seed documents uploaded to gs://${CORPUS_BUCKET}/seed/"
else
echo " No seed documents found in docs/corpus-seed/ — skipping upload"
fi
# ── Create corpus in Serverless mode ─────────────────────────────────────
python3 - << PYEOF
import os, sys
try:
import vertexai
from vertexai.preview import rag
except ImportError:
print("ERROR: google-cloud-aiplatform not installed.")
print("Run: pip install google-cloud-aiplatform>=1.87.0")
sys.exit(1)
PROJECT_ID = os.environ["PROJECT_ID"]
RAG_REGION = os.environ.get("RAG_REGION", os.environ["REGION"])
DISPLAY_NAME = os.environ["RAG_CORPUS_DISPLAY_NAME"]
CORPUS_BUCKET = f"{PROJECT_ID}-agent-corpus"
vertexai.init(project=PROJECT_ID, location=RAG_REGION)
# Check for existing corpus
corpus = None
try:
for c in rag.list_corpora():
if c.display_name == DISPLAY_NAME:
corpus = c
print(f"✓ RAG corpus already exists: {c.name}")
break
except Exception as e:
print(f"WARNING: Could not list corpora: {e}")
if corpus is None:
print(f" Creating corpus in Serverless mode in {RAG_REGION}...")
embedding_config = rag.EmbeddingModelConfig(
publisher_model="publishers/google/models/text-embedding-005"
)
# Serverless mode: RagVectorDbConfig with rag_managed_db (no Spanner)
vector_db = rag.RagVectorDbConfig(
rag_managed_db=rag.RagManagedDb()
)
corpus = rag.create_corpus(
display_name=DISPLAY_NAME,
embedding_model_config=embedding_config,
vector_db=vector_db,
)
print(f"✓ RAG corpus created (Serverless): {corpus.name}")
# Import seed documents (non-fatal)
gcs_uri = f"gs://{CORPUS_BUCKET}/seed/"
try:
rag.import_files(
corpus_name=corpus.name,
paths=[gcs_uri],
chunk_size=512,
chunk_overlap=50,
max_embedding_requests_per_min=900,
)
print(f"✓ Documents imported from {gcs_uri}")
except Exception as e:
print(f" WARNING: Document import skipped: {e}")
with open("/tmp/rag_corpus_name.txt", "w") as f:
f.write(corpus.name)
print(f"")
print(f" Corpus resource name : {corpus.name}")
print(f" Region : {RAG_REGION}")
print(f"")
print(f" ACTION REQUIRED — add to .env:")
print(f" export RAG_CORPUS_NAME=\"{corpus.name}\"")
PYEOF
echo ""
echo "=== 07: RAG Engine setup COMPLETE ==="
echo " View: https://console.cloud.google.com/vertex-ai/rag?project=${PROJECT_ID}"
echo ""