fix(provision): replace duplicate accounts before closure probe

scripts/check_deepseek_completion_split.sh

@@ -0,0 +1,137 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+require_var() {
+  local name="$1"
+  if [[ -z "${!name:-}" ]]; then
+    echo "missing required env: $name" >&2
+    exit 1
+  fi
+}
+
+json_has_model() {
+  local file="$1"
+  local model="$2"
+  python3 - "$file" "$model" <<'PY'
+import json, pathlib, sys
+path = pathlib.Path(sys.argv[1])
+model = sys.argv[2].strip()
+obj = json.loads(path.read_text(encoding='utf-8'))
+for item in obj.get('data', []):
+    if str(item.get('id', '')).strip() == model:
+        print('true')
+        raise SystemExit(0)
+print('false')
+PY
+}
+
+status_from_headers() {
+  local file="$1"
+  python3 - "$file" <<'PY'
+import pathlib, re, sys
+text = pathlib.Path(sys.argv[1]).read_text(encoding='utf-8')
+for line in text.splitlines():
+    m = re.match(r'^HTTP/\S+\s+(\d{3})\b', line.strip())
+    if m:
+        print(m.group(1))
+        raise SystemExit(0)
+print('0')
+PY
+}
+
+content_type_from_headers() {
+  local file="$1"
+  python3 - "$file" <<'PY'
+import pathlib, sys
+text = pathlib.Path(sys.argv[1]).read_text(encoding='utf-8')
+for line in text.splitlines():
+    if ':' not in line:
+        continue
+    k, v = line.split(':', 1)
+    if k.strip().lower() == 'content-type':
+        print(v.strip())
+        raise SystemExit(0)
+print('')
+PY
+}
+
+require_var ARTIFACT_DIR
+require_var HOST_BASE
+require_var HOST_MANAGED_KEY
+require_var UPSTREAM_BASE
+require_var UPSTREAM_API_KEY
+
+MODEL="${MODEL:-deepseek-v4-flash}"
+PROMPT="${PROMPT:-ping}"
+ARTIFACT_DIR="${ARTIFACT_DIR%/}"
+mkdir -p "$ARTIFACT_DIR"
+
+host_models_headers="$ARTIFACT_DIR/01-host-models.headers.txt"
+host_models_body="$ARTIFACT_DIR/02-host-models.body.json"
+host_chat_headers="$ARTIFACT_DIR/03-host-chat.headers.txt"
+host_chat_body="$ARTIFACT_DIR/04-host-chat.body.json"
+upstream_chat_headers="$ARTIFACT_DIR/05-upstream-chat.headers.txt"
+upstream_chat_body="$ARTIFACT_DIR/06-upstream-chat.body.txt"
+summary_file="$ARTIFACT_DIR/summary.json"
+
+chat_payload="$(python3 - "$MODEL" "$PROMPT" <<'PY'
+import json, sys
+print(json.dumps({
+    'model': sys.argv[1],
+    'messages': [{'role': 'user', 'content': sys.argv[2]}],
+    'max_tokens': 8,
+    'temperature': 0,
+}, ensure_ascii=False))
+PY
+)"
+
+curl -sS -D "$host_models_headers" -o "$host_models_body" \
+  -H "Authorization: Bearer $HOST_MANAGED_KEY" \
+  "${HOST_BASE%/}/v1/models"
+
+curl -sS -D "$host_chat_headers" -o "$host_chat_body" \
+  -H "Authorization: Bearer $HOST_MANAGED_KEY" \
+  -H 'Content-Type: application/json' \
+  "${HOST_BASE%/}/v1/chat/completions" \
+  -d "$chat_payload"
+
+curl -sS -D "$upstream_chat_headers" -o "$upstream_chat_body" \
+  -H "Authorization: Bearer $UPSTREAM_API_KEY" \
+  -H 'Content-Type: application/json' \
+  "${UPSTREAM_BASE%/}/chat/completions" \
+  -d "$chat_payload"
+
+host_models_status="$(status_from_headers "$host_models_headers")"
+host_chat_status="$(status_from_headers "$host_chat_headers")"
+upstream_chat_status="$(status_from_headers "$upstream_chat_headers")"
+host_has_expected_model="$(json_has_model "$host_models_body" "$MODEL")"
+upstream_content_type="$(content_type_from_headers "$upstream_chat_headers")"
+
+python3 - "$summary_file" "$host_models_status" "$host_has_expected_model" "$host_chat_status" "$upstream_chat_status" "$upstream_content_type" "$host_chat_body" "$upstream_chat_body" <<'PY'
+import json, pathlib, sys
+summary_path = pathlib.Path(sys.argv[1])
+host_models_status = int(sys.argv[2])
+host_has_expected_model = sys.argv[3].strip().lower() == 'true'
+host_chat_status = int(sys.argv[4])
+upstream_chat_status = int(sys.argv[5])
+upstream_content_type = sys.argv[6].strip()
+host_chat_body = pathlib.Path(sys.argv[7]).read_text(encoding='utf-8').strip()
+upstream_chat_body = pathlib.Path(sys.argv[8]).read_text(encoding='utf-8').strip()
+classification = 'unknown'
+if host_models_status == 200 and host_has_expected_model and host_chat_status == 502 and upstream_chat_status == 200:
+    classification = 'host_compatibility_gap'
+elif host_models_status == 200 and host_has_expected_model and upstream_chat_status == 403 and 'insufficient_user_quota' in upstream_chat_body:
+    classification = 'upstream_key_quota_issue'
+summary = {
+    'host_models_status': host_models_status,
+    'host_has_expected_model': host_has_expected_model,
+    'host_chat_status': host_chat_status,
+    'upstream_chat_status': upstream_chat_status,
+    'upstream_chat_content_type': upstream_content_type,
+    'classification': classification,
+    'host_chat_body': host_chat_body,
+    'upstream_chat_body_preview': upstream_chat_body[:400],
+}
+summary_path.write_text(json.dumps(summary, ensure_ascii=False, indent=2), encoding='utf-8')
+print(json.dumps(summary, ensure_ascii=False, indent=2))
+PY