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