deepdata: delivery stack (docker compose, helm, CI, build scripts)

scripts/images/database/Dockerfile

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+FROM postgres:15-trixie
+
+# 创建日志目录并设置权限
+USER root
+RUN mkdir -p /var/log/deepdata/database && \
+    chown -R postgres:postgres /var/log/deepdata && \
+    chmod -R 755 /var/log/deepdata
+
+ENV POSTGRES_INITDB_ARGS="--encoding=UTF8 --lc-collate=en_US.UTF-8 --lc-ctype=en_US.UTF-8"
+# 创建配置目录
+RUN mkdir -p /etc/postgresql/
+# 复制 PostgreSQL 主配置文件
+COPY scripts/images/database/postgresql.cnf /etc/postgresql/postgresql.conf
+COPY scripts/images/database/prune-postgres-logs.sh /usr/local/bin/prune-postgres-logs.sh
+COPY scripts/images/database/start.sh /usr/local/bin/deepdata-database-start.sh
+
+COPY scripts/db/ /docker-entrypoint-initdb.d/
+
+RUN chmod +x /usr/local/bin/prune-postgres-logs.sh /usr/local/bin/deepdata-database-start.sh
+
+ENTRYPOINT ["/usr/local/bin/deepdata-database-start.sh"]
+CMD ["postgres", "-c", "config_file=/etc/postgresql/postgresql.conf"]

scripts/images/database/postgresql.cnf

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+# 1. 字符集设置
+client_encoding = 'UTF8'
+# server_encoding = 'UTF8' # 只能启动时设置，无法通过修改配置文件设置
+# 2. 排序规则
+# lc_collate = 'en_US.UTF-8' # 只能启动时设置，无法通过修改配置文件设置
+# lc_ctype = 'en_US.UTF-8' # 只能启动时设置，无法通过修改配置文件设置
+# 3. 时区设置
+timezone = 'Asia/Shanghai'
+log_timezone = 'Asia/Shanghai'
+# 4. 日志设置
+log_destination = 'stderr'
+logging_collector = on
+log_directory = '/var/log/deepdata/database'
+log_filename = 'postgresql-%Y-%m-%d_%H%M%S.log'
+log_file_mode = 0644
+log_rotation_age = 1d
+log_rotation_size = 100MB
+log_truncate_on_rotation = off
+log_error_verbosity = default
+log_statement = 'ddl'
+log_duration = off
+log_lock_waits = on
+log_min_duration_statement = 1000
+# 5. 监听配置
+listen_addresses = '*'

scripts/images/database/prune-postgres-logs.sh

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+#!/bin/bash
+
+set -euo pipefail
+
+LOG_DIR="${POSTGRES_LOG_DIR:-/var/log/deepdata/database}"
+LOG_ROTATION_BACKUP_COUNT="${LOG_ROTATION_BACKUP_COUNT:-30}"
+LOG_ROTATION_INTERVAL_SECONDS="${LOG_ROTATION_INTERVAL_SECONDS:-300}"
+
+prune_once() {
+    [ -d "$LOG_DIR" ] || return 0
+
+    mapfile -t files < <(
+        find "$LOG_DIR" -maxdepth 1 -type f -name 'postgresql-*.log' -printf '%T@ %p\n' 2>/dev/null \
+            | sort -rn \
+            | sed 's/^[^ ]* //'
+    )
+
+    local index
+    for ((index = LOG_ROTATION_BACKUP_COUNT; index < ${#files[@]}; index++)); do
+        rm -f "${files[$index]}"
+    done
+}
+
+if [ "${1:-}" = "--once" ]; then
+    prune_once
+    exit 0
+fi
+
+while true; do
+    prune_once
+    sleep "$LOG_ROTATION_INTERVAL_SECONDS"
+done

scripts/images/database/start.sh

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+#!/bin/bash
+
+set -e
+
+/usr/local/bin/prune-postgres-logs.sh &
+
+exec docker-entrypoint.sh "$@"