[fix:1.16]更新Dockerfile中PCRE下载地址；更新Makefile；更新配置文件，删除默认用户

Dockerfile

@@ -183,8 +183,9 @@ RUN \
 # 下载需要的软件包资源。可使用 不校验、签名校验、SHA256 校验 三种方式
 	DIST_NAME="pcre-${PCRE_VERSION}.tar.gz"; \
 	DIST_URLS=" \
-		${local_url}pcre/ \
-		https://nchc.dl.sourceforge.net/project/pcre/pcre/${PCRE_VERSION}/ \
+		${local_url}/pcre/ \
+		https://sourceforge.net/projects/pcre/files/pcre/${PCRE_VERSION}/ \
+		https://jaist.dl.sourceforge.net/project/pcre/pcre/${PCRE_VERSION}/ \
 		"; \
 	. /usr/local/scripts/libdownload.sh && download_dist "${DIST_NAME}" "${DIST_URLS}"; \
 	\

Makefile

@@ -1,17 +1,34 @@
-# Ver: 1.0 by Endial Fang (endial@126.com)
+# Ver: 1.2 by Endial Fang (endial@126.com)
 #
 # 当前 Docker 镜像的编译脚本
 
 app_name := colovu/nginx
-current_branch := $(shell git rev-parse --abbrev-ref HEAD)
+
+# 生成镜像TAG，类似：<镜像名>:<分支名>-<Git ID>  或 <镜像名>:latest-<年月日>-<时分秒>
+current_subversion:=$(shell if [[ -d .git ]]; then git rev-parse --short HEAD; else date +%y%m%d-%H%M%S; fi)
+current_tag:=$(shell if [[ -d .git ]]; then git rev-parse --abbrev-ref HEAD | sed -e 's/master/latest/'; else echo "latest"; fi)-$(current_subversion)
 
 # Sources List: default / tencent / ustc / aliyun / huawei
-build-arg := --build-arg apt_source=tencent
+build-arg:=--build-arg apt_source=tencent
 
 # 设置本地下载服务器路径，加速调试时的本地编译速度
-local_ip=`ifconfig -a|grep inet|grep -v 127.0.0.1|grep -v inet6|awk '{print $$2}'|tr -d "addr:"`
-build-arg += --build-arg local_url=http://$(local_ip)/dist-files/
+local_ip:=`ifconfig -a|grep inet|grep -v 127.0.0.1|grep -v inet6|awk '{print $$2}'|tr -d "addr:"`
+build-arg+=--build-arg local_url=http://$(local_ip)/dist-files/
+
+.PHONY: build clean clearclean
 
 build:
-	docker rmi $(app_name):$(current_branch) || true
-	docker build --force-rm $(build-arg) -t $(app_name):$(if $(current_branch),$(current_branch),latest) .
+	@echo "Build $(app_name):$(current_tag)"
+	@docker build --force-rm $(build-arg) -t $(app_name):$(current_tag) .
+	@echo "Add tag: $(app_name):latest"
+	@docker tag $(app_name):$(current_tag) $(app_name):latest
+
+# 清理悬空的镜像（无TAG）及停止的容器 
+clean:
+	@echo "Clean untaged images and stoped containers..."
+	@docker ps -a | grep "Exited" | awk '{print $$1}' | xargs docker rm
+	@docker images | grep '<none>' | awk '{print $$3}' | xargs docker rmi -f
+
+clearclean: clean
+	@echo "Clean all images for current application..."
+	@docker images | grep "$(app_name)" | awk '{print $$3}' | xargs docker rmi -f

nginx/nginx.conf

@@ -1,7 +1,7 @@
 # /etc/nginx/nginx.conf
 
-# 针对 Docker 镜像使用，不能修改为其他用户
-user nginx;
+# 针对当前已使用 nginx 用户的 Docker 镜像使用时，不需要定义用户
+#user nginx;
 
 # 关闭守护进程模式。如果设置为后台守护进程模式，容器在启动应用后会退出
 daemon off;