Kibana MCP Server

""" Application Constants Centralized constants used throughout the application. """ # Application metadata APP_NAME = "kibana-mcp-server" APP_VERSION = "2.0.0" APP_DESCRIPTION = "Kibana MCP Server - Modular Architecture" # HTTP status codes HTTP_OK = 200 HTTP_BAD_REQUEST = 400 HTTP_UNAUTHORIZED = 401 HTTP_FORBIDDEN = 403 HTTP_NOT_FOUND = 404 HTTP_TOO_MANY_REQUESTS = 429 HTTP_INTERNAL_SERVER_ERROR = 500 HTTP_BAD_GATEWAY = 502 HTTP_SERVICE_UNAVAILABLE = 503 # Default timeouts (seconds) DEFAULT_REQUEST_TIMEOUT = 30 DEFAULT_CONNECT_TIMEOUT = 5 DEFAULT_RETRY_TIMEOUT = 60 # Rate limiting defaults DEFAULT_SEARCH_RATE_LIMIT = 100 # requests per minute DEFAULT_AUTH_RATE_LIMIT = 10 # requests per minute DEFAULT_CONFIG_RATE_LIMIT = 20 # requests per minute # Retry configuration defaults DEFAULT_MAX_RETRIES = 3 DEFAULT_INITIAL_BACKOFF = 1.0 DEFAULT_MAX_BACKOFF = 30.0 DEFAULT_BACKOFF_MULTIPLIER = 2.0 DEFAULT_JITTER_FACTOR = 0.3 # Log search defaults DEFAULT_MAX_LOGS = 1000 DEFAULT_TIME_RANGE = "1d" DEFAULT_SORT_ORDER = "desc" # Timestamp field names (try in order) TIMESTAMP_FIELDS = ["timestamp", "@timestamp", "start_time"] # Authentication contexts AUTH_CONTEXT_KIBANA = "kibana" AUTH_CONTEXT_PERISCOPE = "periscope" # Validation limits MAX_QUERY_LENGTH = 5000 MAX_SESSION_ID_LENGTH = 200 MAX_ORDER_ID_LENGTH = 100 MAX_INDEX_PATTERN_LENGTH = 100 MAX_FIELD_NAME_LENGTH = 100 # Periscope stream names - No hardcoded list (generic for all companies) # Stream name validation happens via SQL identifier sanitization # This allows any customer's stream names while preventing SQL injection # KQL and SQL dangerous keywords DANGEROUS_SQL_KEYWORDS = [ 'drop', 'delete', 'insert', 'update', 'create', 'alter', 'truncate', 'exec', 'execute', 'union', 'script', 'javascript', '<script', 'eval' ] # HTTP headers HEADER_KBN_VERSION = "kbn-version" HEADER_CONTENT_TYPE = "Content-Type" HEADER_AUTHORIZATION = "Authorization" HEADER_REQUEST_ID = "X-Request-ID" HEADER_RETRY_AFTER = "Retry-After" # Content types CONTENT_TYPE_JSON = "application/json" CONTENT_TYPE_TEXT = "text/plain" # Log levels LOG_LEVEL_DEBUG = "DEBUG" LOG_LEVEL_INFO = "INFO" LOG_LEVEL_WARNING = "WARNING" LOG_LEVEL_ERROR = "ERROR" LOG_LEVEL_CRITICAL = "CRITICAL" # Time units for parsing TIME_UNITS = { 'h': 'hours', 'd': 'days', 'w': 'weeks', 'm': 'months', } # Elasticsearch/Kibana defaults DEFAULT_KIBANA_VERSION = "7.10.2" DEFAULT_KIBANA_BASE_PATH = "/_plugin/kibana" DEFAULT_ES_INDEX_PREFIX = "" # Connection pool limits MAX_KEEPALIVE_CONNECTIONS = 10 MAX_CONNECTIONS = 20 # Cache settings DEFAULT_CACHE_TTL_SECONDS = 300 # 5 minutes # Periscope defaults DEFAULT_PERISCOPE_ORG = "default" DEFAULT_PERISCOPE_MAX_RESULTS = 50 # Error messages ERROR_NO_AUTH_TOKEN = "No authentication token available. Please set it via API, environment variable, or config." ERROR_AUTH_FAILED = "Authentication failed. Check your authentication token." ERROR_RATE_LIMIT_EXCEEDED = "Rate limit exceeded. Please try again later." ERROR_INVALID_CONFIG = "Invalid configuration" ERROR_TIMEOUT = "Operation timed out" ERROR_SESSION_NOT_FOUND = "Session ID not found" ERROR_INDEX_NOT_FOUND = "Index not found" # Success messages SUCCESS_TOKEN_SET = "Authentication token set successfully" SUCCESS_CONFIG_UPDATED = "Configuration updated successfully" SUCCESS_INDEX_SET = "Index pattern set successfully"