136 lines
6.3 KiB
Bash
136 lines
6.3 KiB
Bash
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#!/usr/bin/env bash
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# 须用 bash 执行
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[ -n "${BASH_VERSION:-}" ] || exec /usr/bin/env bash "$0" ${1+"$@"}
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# 在 chat_web_backend 执行 mvn package，将产物复制为 backend/chat_web_yj.jar（与 backend-restart.sh 一致）
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# 日志：gangyan/logs/backend-pack.log
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set -euo pipefail
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source "$(cd "$(dirname "$0")" && pwd)/common-restart.sh"
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LOG_FILE="$LOG_DIR/backend-pack.log"
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if ! ( umask 022; : >>"$LOG_FILE" ) 2>/dev/null; then
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mkdir -p "${HOME}/.gangyan/logs"
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LOG_FILE="${HOME}/.gangyan/logs/backend-pack.log"
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fi
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export JAVA_HOME="${JAVA_HOME:-/usr/lib/jvm/java-11-openjdk-amd64}"
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export PATH="$JAVA_HOME/bin:$PATH"
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BACKEND_SRC="$GANGYAN_ROOT/chat_web_backend"
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JAR_BUILD="$BACKEND_SRC/target/chat_web_backend.jar"
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JAR_RUN="$GANGYAN_ROOT/backend/chat_web_yj.jar"
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log_tee() {
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log_line "$@" | tee -a "$LOG_FILE"
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}
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log_tee "======== 编译打包 Java 后端 ========"
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log_tee "JAVA_HOME=$JAVA_HOME"
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if ! command -v mvn >/dev/null 2>&1; then
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log_tee "错误: 未找到 mvn，请先安装 Maven 并加入 PATH"
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exit 1
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fi
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if [ ! -f "$BACKEND_SRC/pom.xml" ]; then
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log_tee "错误: 未找到 $BACKEND_SRC/pom.xml"
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exit 1
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fi
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mkdir -p "$GANGYAN_ROOT/backend"
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cd "$BACKEND_SRC"
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# 目标目录若被 root 生成，会导致普通用户无法写入（常见表现：Error while storing the mojo status）。
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# 这里提前检测并给出可执行修复命令。
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if [ -d "$BACKEND_SRC/target" ] && [ ! -w "$BACKEND_SRC/target" ]; then
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log_tee "错误: $BACKEND_SRC/target 不可写（可能之前用 root 打过包）。"
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log_tee "请执行其一后重试："
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log_tee " 1) sudo chown -R $(id -un):$(id -gn) \"$BACKEND_SRC/target\""
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log_tee " 2) sudo rm -rf \"$BACKEND_SRC/target\""
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exit 1
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fi
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# Maven 自身 JVM：内存过小会频繁 GC；可用 export MAVEN_OPTS='...' 覆盖
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export MAVEN_OPTS="${MAVEN_OPTS:--Xmx1536m -XX:+TieredCompilation -XX:TieredStopAtLevel=1}"
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# 依赖已缓存在 ~/.m2 时: export MAVEN_OFFLINE=1（不访问远程仓库，失败则去掉再跑）
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MVN_OFFLINE=()
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if [ "${MAVEN_OFFLINE:-}" = "1" ]; then
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MVN_OFFLINE=(-o)
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log_tee "MAVEN_OFFLINE=1：使用 mvn -o（缓存不全会失败，去掉环境变量再跑一次）"
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fi
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# -------- 远程仓库预检：中央仓库/镜像太慢或不可达则直接退出，避免 mvn 长时间卡在 Downloading --------
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# 跳过预检: export SKIP_MAVEN_NETCHECK=1
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# 测速地址（默认与 pom 首选源一致：华为云）: export MAVEN_NETCHECK_URL='https://mirrors.tencent.com/nexus/...'
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# 总耗时超过即视为过慢（秒）: export MAVEN_NETCHECK_MAX_SEC=15
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if [ "${MAVEN_OFFLINE:-}" != "1" ] && [ "${SKIP_MAVEN_NETCHECK:-}" != "1" ]; then
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if command -v curl >/dev/null 2>&1; then
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NET_URL="${MAVEN_NETCHECK_URL:-https://repo.huaweicloud.com/repository/maven/org/apache/maven/apache-maven/maven-metadata.xml}"
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# 判定「过慢」的耗时上限（秒）；curl 单次请求上限单独设大些，便于测出真实耗时
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MAX_SEC="${MAVEN_NETCHECK_MAX_SEC:-15}"
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CURL_MAX="${MAVEN_NETCHECK_CURL_MAX_SEC:-60}"
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log_tee "Maven 仓库预检（样本下载总耗时 > ${MAX_SEC}s 则中止；curl 上限 ${CURL_MAX}s）: $NET_URL"
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# shellcheck disable=SC2086
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OUT=$(curl -sS -o /dev/null -w '%{http_code} %{time_total} %{speed_download} %{size_download}' \
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--connect-timeout 10 --max-time "$CURL_MAX" "$NET_URL" 2>/dev/null) || OUT="000 999 0 0"
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read -r CODE T_SEC SPD SZ <<< "$OUT"
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CODE=${CODE:-000}
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T_SEC=${T_SEC:-999}
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SPD=${SPD:-0}
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SZ=${SZ:-0}
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if [ "$CODE" != "200" ]; then
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log_tee "预检失败：HTTP $CODE，无法稳定访问该仓库。"
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log_tee "可选：① 配置 ~/.m2/settings.xml 镜像后设 MAVEN_NETCHECK_URL 指向镜像测速；② 依赖已在 ~/.m2 时 export MAVEN_OFFLINE=1 再打包；③ 仍要尝试 export SKIP_MAVEN_NETCHECK=1"
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exit 1
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fi
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# 小文件平均速度易受握手影响，以「总耗时」为主；大文件再参考速度
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if awk -v t="$T_SEC" -v m="$MAX_SEC" 'BEGIN { exit !(t + 0 > m + 0) }'; then
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log_tee "预检失败：下载耗时 ${T_SEC}s，超过 ${MAX_SEC}s（当前渠道过慢）。"
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log_tee "可选：① 换网络或配置国内镜像；② export MAVEN_OFFLINE=1（仅用本地缓存）；③ export SKIP_MAVEN_NETCHECK=1 强制继续"
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exit 1
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fi
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if awk -v sz="$SZ" -v spd="$SPD" 'BEGIN { exit !((sz + 0 > 8000) && (spd + 0 < 15000)) }'; then
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log_tee "预检失败：约 ${SZ}B 的样本下载平均仅 ${SPD} B/s，持续过慢。"
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log_tee "可选：配置镜像、MAVEN_OFFLINE=1 或 SKIP_MAVEN_NETCHECK=1（同上）"
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exit 1
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fi
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log_tee "预检通过：HTTP $CODE，耗时 ${T_SEC}s，样本 ${SZ}B。"
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else
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log_tee "未找到 curl，跳过仓库预检（建议安装 curl，或设置 SKIP_MAVEN_NETCHECK=1）"
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fi
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elif [ "${MAVEN_OFFLINE:-}" = "1" ]; then
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log_tee "已 MAVEN_OFFLINE=1，跳过仓库网速预检。"
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elif [ "${SKIP_MAVEN_NETCHECK:-}" = "1" ]; then
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log_tee "已 SKIP_MAVEN_NETCHECK=1，跳过仓库网速预检。"
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fi
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# 默认跳过测试源码编译与执行（比仅 -DskipTests 更快）。要编译测试: export MAVEN_SKIP_TEST_COMPILE=0
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if [ "${MAVEN_SKIP_TEST_COMPILE:-1}" = "1" ]; then
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TEST_SKIP=(-Dmaven.test.skip=true)
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log_tee "MAVEN_SKIP_TEST_COMPILE=1：使用 -Dmaven.test.skip=true（不编译 test 源码）"
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else
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TEST_SKIP=(-DskipTests)
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log_tee "MAVEN_SKIP_TEST_COMPILE=0：仅 -DskipTests（仍编译 test 源码）"
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fi
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# -T 1C：多核并行构建；单模块也有少量收益
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# 无 javadoc/source 插件时跳过属性无害
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# 依赖解析缓存“找不到”时可强制刷新：export MAVEN_FORCE_UPDATE=1（等价 mvn -U）
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MVN_UPDATE=()
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if [ "${MAVEN_FORCE_UPDATE:-0}" = "1" ]; then
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MVN_UPDATE=(-U)
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log_tee "MAVEN_FORCE_UPDATE=1：使用 mvn -U（强制刷新依赖解析缓存）"
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fi
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log_tee "执行: mvn ${MVN_OFFLINE[*]} ${MVN_UPDATE[*]} -T 1C ${TEST_SKIP[*]} -Dmaven.javadoc.skip=true -Dmaven.source.skip=true package"
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set -o pipefail
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mvn "${MVN_OFFLINE[@]}" "${MVN_UPDATE[@]}" -T 1C "${TEST_SKIP[@]}" -Dmaven.javadoc.skip=true -Dmaven.source.skip=true package 2>&1 | tee -a "$LOG_FILE"
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if [ ! -f "$JAR_BUILD" ]; then
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log_tee "错误: 未生成 $JAR_BUILD"
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exit 1
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fi
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cp -f "$JAR_BUILD" "$JAR_RUN"
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log_tee "已复制: $JAR_BUILD -> $JAR_RUN"
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ls -lh "$JAR_RUN" | tee -a "$LOG_FILE"
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log_tee "完成。需要重启进程请执行: ./backend-restart.sh"
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