181 lines
10 KiB
SQL
181 lines
10 KiB
SQL
-- =============================================================================
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-- logcorrelator - Initialisation ClickHouse
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-- =============================================================================
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-- Ce fichier crée la base de données, les tables, la vue matérialisée
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-- et les utilisateurs nécessaires au fonctionnement de logcorrelator.
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--
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-- Usage :
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-- clickhouse-client --multiquery < sql/init.sql
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-- =============================================================================
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-- -----------------------------------------------------------------------------
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-- Base de données
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-- -----------------------------------------------------------------------------
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CREATE DATABASE IF NOT EXISTS mabase_prod;
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-- -----------------------------------------------------------------------------
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-- Table brute : cible directe des inserts du service
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-- Le service n'insère que dans cette table (colonne raw_json).
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-- -----------------------------------------------------------------------------
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CREATE TABLE IF NOT EXISTS mabase_prod.http_logs_raw
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(
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`raw_json` String,
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`ingest_time` DateTime DEFAULT now()
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)
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ENGINE = MergeTree
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PARTITION BY toDate(ingest_time)
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ORDER BY ingest_time
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SETTINGS index_granularity = 8192;
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-- -----------------------------------------------------------------------------
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-- Table parsée : alimentée automatiquement par la vue matérialisée
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-- -----------------------------------------------------------------------------
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CREATE TABLE IF NOT EXISTS mabase_prod.http_logs
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(
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-- Temporel
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`time` DateTime,
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`log_date` Date DEFAULT toDate(time),
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-- Réseau
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`src_ip` IPv4,
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`src_port` UInt16,
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`dst_ip` IPv4,
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`dst_port` UInt16,
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-- HTTP
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`method` LowCardinality(String),
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`scheme` LowCardinality(String),
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`host` LowCardinality(String),
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`path` String,
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`query` String,
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`http_version` LowCardinality(String),
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-- Corrélation
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`orphan_side` LowCardinality(String),
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`correlated` UInt8,
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`keepalives` UInt16,
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`a_timestamp` UInt64,
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`b_timestamp` UInt64,
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`conn_id` String,
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-- Métadonnées IP
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`ip_meta_df` UInt8,
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`ip_meta_id` UInt16,
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`ip_meta_total_length` UInt16,
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`ip_meta_ttl` UInt8,
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-- Métadonnées TCP
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`tcp_meta_options` LowCardinality(String),
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`tcp_meta_window_size` UInt32,
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`tcp_meta_mss` UInt16,
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`tcp_meta_window_scale` UInt8,
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`syn_to_clienthello_ms` Int32,
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-- TLS / fingerprint
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`tls_version` LowCardinality(String),
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`tls_sni` LowCardinality(String),
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`tls_alpn` LowCardinality(String),
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`ja3` String,
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`ja3_hash` String,
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`ja4` String,
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-- En-têtes HTTP
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`client_headers` String,
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`header_user_agent` String,
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`header_accept` String,
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`header_accept_encoding` String,
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`header_accept_language` String,
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`header_content_type` String,
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`header_x_request_id` String,
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`header_x_trace_id` String,
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`header_x_forwarded_for` String,
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`header_sec_ch_ua` String,
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`header_sec_ch_ua_mobile` String,
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`header_sec_ch_ua_platform` String,
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`header_sec_fetch_dest` String,
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`header_sec_fetch_mode` String,
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`header_sec_fetch_site` String
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)
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ENGINE = MergeTree
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PARTITION BY log_date
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ORDER BY (time, src_ip, dst_ip, ja4)
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SETTINGS index_granularity = 8192;
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-- -----------------------------------------------------------------------------
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-- Vue matérialisée : parse le JSON de http_logs_raw vers http_logs
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-- -----------------------------------------------------------------------------
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DROP TABLE IF EXISTS mabase_prod.mv_http_logs;
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CREATE MATERIALIZED VIEW IF NOT EXISTS mabase_prod.mv_http_logs
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TO mabase_prod.http_logs
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AS SELECT
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parseDateTimeBestEffort(coalesce(JSONExtractString(raw_json, 'time'), '1970-01-01T00:00:00Z')) AS time,
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toDate(time) AS log_date,
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toIPv4(coalesce(JSONExtractString(raw_json, 'src_ip'), '0.0.0.0')) AS src_ip,
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toUInt16(coalesce(JSONExtractUInt(raw_json, 'src_port'), 0)) AS src_port,
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toIPv4(coalesce(JSONExtractString(raw_json, 'dst_ip'), '0.0.0.0')) AS dst_ip,
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toUInt16(coalesce(JSONExtractUInt(raw_json, 'dst_port'), 0)) AS dst_port,
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coalesce(JSONExtractString(raw_json, 'method'), '') AS method,
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coalesce(JSONExtractString(raw_json, 'scheme'), '') AS scheme,
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coalesce(JSONExtractString(raw_json, 'host'), '') AS host,
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coalesce(JSONExtractString(raw_json, 'path'), '') AS path,
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coalesce(JSONExtractString(raw_json, 'query'), '') AS query,
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coalesce(JSONExtractString(raw_json, 'http_version'), '') AS http_version,
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coalesce(JSONExtractString(raw_json, 'orphan_side'), '') AS orphan_side,
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toUInt8(coalesce(JSONExtractBool(raw_json, 'correlated'), 0)) AS correlated,
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toUInt16(coalesce(JSONExtractUInt(raw_json, 'keepalives'), 0)) AS keepalives,
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coalesce(JSONExtractUInt(raw_json, 'a_timestamp'), 0) AS a_timestamp,
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coalesce(JSONExtractUInt(raw_json, 'b_timestamp'), 0) AS b_timestamp,
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coalesce(JSONExtractString(raw_json, 'conn_id'), '') AS conn_id,
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toUInt8(coalesce(JSONExtractBool(raw_json, 'ip_meta_df'), 0)) AS ip_meta_df,
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toUInt16(coalesce(JSONExtractUInt(raw_json, 'ip_meta_id'), 0)) AS ip_meta_id,
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toUInt16(coalesce(JSONExtractUInt(raw_json, 'ip_meta_total_length'), 0)) AS ip_meta_total_length,
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toUInt8(coalesce(JSONExtractUInt(raw_json, 'ip_meta_ttl'), 0)) AS ip_meta_ttl,
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coalesce(JSONExtractString(raw_json, 'tcp_meta_options'), '') AS tcp_meta_options,
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toUInt32(coalesce(JSONExtractUInt(raw_json, 'tcp_meta_window_size'), 0)) AS tcp_meta_window_size,
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toUInt16(coalesce(JSONExtractUInt(raw_json, 'tcp_meta_mss'), 0)) AS tcp_meta_mss,
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toUInt8(coalesce(JSONExtractUInt(raw_json, 'tcp_meta_window_scale'), 0)) AS tcp_meta_window_scale,
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toInt32(coalesce(JSONExtractInt(raw_json, 'syn_to_clienthello_ms'), 0)) AS syn_to_clienthello_ms,
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coalesce(JSONExtractString(raw_json, 'tls_version'), '') AS tls_version,
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coalesce(JSONExtractString(raw_json, 'tls_sni'), '') AS tls_sni,
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coalesce(JSONExtractString(raw_json, 'tls_alpn'), '') AS tls_alpn,
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coalesce(JSONExtractString(raw_json, 'ja3'), '') AS ja3,
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coalesce(JSONExtractString(raw_json, 'ja3_hash'), '') AS ja3_hash,
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coalesce(JSONExtractString(raw_json, 'ja4'), '') AS ja4,
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coalesce(JSONExtractString(raw_json, 'client_headers'), '') AS client_headers,
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coalesce(JSONExtractString(raw_json, 'header_User-Agent'), '') AS header_user_agent,
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coalesce(JSONExtractString(raw_json, 'header_Accept'), '') AS header_accept,
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coalesce(JSONExtractString(raw_json, 'header_Accept-Encoding'), '') AS header_accept_encoding,
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coalesce(JSONExtractString(raw_json, 'header_Accept-Language'), '') AS header_accept_language,
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coalesce(JSONExtractString(raw_json, 'header_Content-Type'), '') AS header_content_type,
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coalesce(JSONExtractString(raw_json, 'header_X-Request-Id'), '') AS header_x_request_id,
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coalesce(JSONExtractString(raw_json, 'header_X-Trace-Id'), '') AS header_x_trace_id,
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coalesce(JSONExtractString(raw_json, 'header_X-Forwarded-For'), '') AS header_x_forwarded_for,
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coalesce(JSONExtractString(raw_json, 'header_Sec-CH-UA'), '') AS header_sec_ch_ua,
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coalesce(JSONExtractString(raw_json, 'header_Sec-CH-UA-Mobile'), '') AS header_sec_ch_ua_mobile,
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coalesce(JSONExtractString(raw_json, 'header_Sec-CH-UA-Platform'), '') AS header_sec_ch_ua_platform,
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coalesce(JSONExtractString(raw_json, 'header_Sec-Fetch-Dest'), '') AS header_sec_fetch_dest,
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coalesce(JSONExtractString(raw_json, 'header_Sec-Fetch-Mode'), '') AS header_sec_fetch_mode,
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coalesce(JSONExtractString(raw_json, 'header_Sec-Fetch-Site'), '') AS header_sec_fetch_site
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FROM mabase_prod.http_logs_raw;
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-- -----------------------------------------------------------------------------
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-- Utilisateurs et permissions
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-- -----------------------------------------------------------------------------
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CREATE USER IF NOT EXISTS data_writer IDENTIFIED WITH plaintext_password BY 'ChangeMe';
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CREATE USER IF NOT EXISTS analyst IDENTIFIED WITH plaintext_password BY 'ChangeMe';
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-- data_writer : INSERT uniquement sur la table brute
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GRANT INSERT ON mabase_prod.http_logs_raw TO data_writer;
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GRANT SELECT ON mabase_prod.http_logs_raw TO data_writer;
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-- analyst : lecture sur la table parsée
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GRANT SELECT ON mabase_prod.http_logs TO analyst;
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-- -----------------------------------------------------------------------------
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-- Vérifications post-installation
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-- -----------------------------------------------------------------------------
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-- SELECT count(*), min(ingest_time), max(ingest_time) FROM mabase_prod.http_logs_raw;
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-- SELECT count(*), min(time), max(time) FROM mabase_prod.http_logs;
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-- SELECT time, src_ip, dst_ip, method, host, path, ja4 FROM mabase_prod.http_logs ORDER BY time DESC LIMIT 10;
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