-- =============================================================================
-- 03_anubis_tables.sql — Anubis crawler rule tables and dictionaries
-- Only IP/CIDR and ASN rules are populated by fetch_rules.py.
-- UA and Country dictionaries are kept as stubs (required by MV references)
-- but are never populated with real data.
-- =============================================================================

-- -----------------------------------------------------------------------------
-- 1. TABLE SOURCE — User-Agent rules (REGEXP_TREE stub)
-- REGEXP_TREE requires ≥1 rule; the catch-all is seeded at init time.
-- This table is NOT populated by fetch_rules.py.
-- -----------------------------------------------------------------------------
CREATE TABLE IF NOT EXISTS ja4_processing.anubis_ua_rules
(
    id        UInt64,
    parent_id UInt64,
    regexp    String,
    keys      Array(String),
    values    Array(String)
)
ENGINE = ReplacingMergeTree()
ORDER BY id;


-- -----------------------------------------------------------------------------
-- 2. TABLE SOURCE — IP/CIDR rules (for IP_TRIE dictionary)
-- Populated by fetch_rules.py from Anubis GitHub data.
-- -----------------------------------------------------------------------------
CREATE TABLE IF NOT EXISTS ja4_processing.anubis_ip_rules
(
    prefix   String,
    bot_name LowCardinality(String),
    action   LowCardinality(String),
    rule_id  UInt64,
    has_ua   UInt8,
    category LowCardinality(String)
)
ENGINE = ReplacingMergeTree()
ORDER BY prefix;


-- -----------------------------------------------------------------------------
-- 3. TABLE SOURCE — ASN rules (for Flat dictionary)
-- Populated by fetch_rules.py from botPolicies.yaml.
-- -----------------------------------------------------------------------------
CREATE TABLE IF NOT EXISTS ja4_processing.anubis_asn_rules
(
    asn      UInt32,
    bot_name LowCardinality(String),
    action   LowCardinality(String),
    category LowCardinality(String)
)
ENGINE = ReplacingMergeTree()
ORDER BY asn;


-- -----------------------------------------------------------------------------
-- 4. DICTIONARY — IP IP_TRIE (active)
-- dictGetOrDefault('ja4_processing.dict_anubis_ip', 'bot_name', toIPv6(src_ip), '')
-- -----------------------------------------------------------------------------
DROP DICTIONARY IF EXISTS ja4_processing.dict_anubis_ip;
CREATE DICTIONARY ja4_processing.dict_anubis_ip
(
    prefix   String,
    bot_name String,
    action   String,
    rule_id  UInt64,
    has_ua   UInt8,
    category String
)
PRIMARY KEY prefix
SOURCE(CLICKHOUSE(HOST 'localhost' PORT 9000 USER 'admin' PASSWORD 'CHANGE_ME' DB 'ja4_processing' TABLE 'anubis_ip_rules'))
LAYOUT(IP_TRIE())
LIFETIME(MIN 300 MAX 600);


-- -----------------------------------------------------------------------------
-- 5. DICTIONARY — ASN Flat (active)
-- dictGetOrDefault('ja4_processing.dict_anubis_asn', 'bot_name', src_asn, '')
-- -----------------------------------------------------------------------------
DROP DICTIONARY IF EXISTS ja4_processing.dict_anubis_asn;
CREATE DICTIONARY ja4_processing.dict_anubis_asn
(
    asn      UInt32,
    bot_name String,
    action   String,
    category String
)
PRIMARY KEY asn
SOURCE(CLICKHOUSE(HOST 'localhost' PORT 9000 USER 'admin' PASSWORD 'CHANGE_ME' DB 'ja4_processing' TABLE 'anubis_asn_rules'))
LAYOUT(FLAT())
LIFETIME(MIN 300 MAX 600);
