Docker 备份 推送

Oxo1 固定备份

把这个文件保存为你喜欢的名字，不要带后缀，移动到环境中 /usr/bin python解释器位置也要正确

如何查看变量？ which python

添加cron 可设置定时备份，添加增量备份部分代码可导出容器

#!/usr/bin/python3
# _*_ coding: utf-8 _*_

import os, time, datetime, sys

today_time = time.strftime("%w", time.localtime())
username = "username"
hub_url = "registry.cn-hangzhou.aliyuncs.com/" + username + "/"

# images
mfs_app_image = os.popen("docker ps -aq --filter name=mfs_app").read().strip(
    "\n")
mfs_nginx_image = os.popen(
    "docker ps -aq --filter name=mfs_nginx").read().strip("\n")
mfs_redis_image = os.popen(
    "docker ps -aq --filter name=mfs_redis").read().strip("\n")
mfs_db_image = os.popen("docker ps -aq --filter name=mfs_db").read().strip(
    "\n")

# Container
mfs_app_container = os.popen(
    "docker images -q --filter reference=mfs_app").read().strip("\n")
mfs_nginx_container = os.popen(
    "docker images -q --filter reference=mfs_nginx").read().strip("\n")
mfs_redis_container = os.popen(
    "docker images -q --filter reference=mfs_redis").read().strip("\n")
mfs_db_container = os.popen(
    "docker images -q --filter reference=mfs_db").read().strip("\n")


def date_file(today_time):
    # if today_time == "3":
    commit_images()

# else:
#     print(today_time)


def commit_images():
    try:
        if "sha256" in os.popen("docker commit " + mfs_app_image +
                                " mfs_app:latest").read().strip("\n"):
            pass
        else:
            print("mfs_app_image - 程序异常")
        if "sha256" in os.popen("docker commit " + mfs_nginx_image +
                                " mfs_nginx:latest").read().strip("\n"):
            pass
        else:
            print("mfs_nginx_image - 程序异常")
        if "sha256" in os.popen("docker commit " + mfs_redis_image +
                                " mfs_redis:latest").read().strip("\n"):
            pass
        else:
            print("mfs_redis_image - 程序异常")
        if "sha256" in os.popen("docker commit " + mfs_db_image +
                                " mfs_db:latest").read().strip("\n"):
            pass
        else:
            print("mfs_db_image - 程序异常")
    except:
        print("commit_images - 程序异常")
        sys.exit()
    tag_container()


def tag_container():
    try:
        os.system("docker tag " + mfs_db_container +
                  " " + hub_url + "mfs_db:latest")
        os.system("docker tag " + mfs_app_container +
                  " " + hub_url + "mfs_app:latest")
        os.system("docker tag " + mfs_redis_container +
                  " " + hub_url + "mfs_redis:latest")
        os.system("docker tag " + mfs_nginx_container +
                  " " + hub_url + "mfs_nginx:latest")
    except:
        print("tag_container - 程序异常")
        sys.exit()
    container_push()


def container_push():
    try:
        os.system(
            "docker push " + hub_url + "mfs_db:latest"
        )
        os.system(
            "docker push " + hub_url + "mfs_app:latest"
        )
        os.system(
            "docker push " + hub_url + "mfs_redis:latest"
        )
        os.system(
            "docker push " + hub_url + "mfs_nginx:latest"
        )
    except:
        print("container_push - 程序异常")
        sys.exit()
    mfs_pull()


def mfs_pull():
    try:
        os.system(
        "docker pull " + hub_url + "mfs_db:latest"
        )
        os.system(
        "docker pull " + hub_url + "mfs_app:latest"
        )
        os.system(
        "docker pull " + hub_url + "mfs_redis:latest"
        )
        os.system(
        "docker pull " + hub_url + "mfs_nginx:latest"
        )
    except:
        print("mfs_pull - 程序异常")
        sys.exit()
    # os.system("mfs_run")


if __name__ == '__main__':
    date_file(today_time)

Oxo2 手动备份

#!/usr/bin/python3
# _*_ coding: utf-8 _*_

import os, time, datetime, sys

image_name = sys.argv[1:]
username = "username"
hub_url = "registry.cn-hangzhou.aliyuncs.com/" + username + "/"


def img_commit(i):
    container_id = os.popen("docker ps -aq --filter name=" +
                            image_name[i]).read().strip("\n")
    img_commit_status = os.popen("docker commit " + container_id + " " +
                                 image_name[i] + ":latest").read().strip("\n")
    return img_commit_status


def img_tag(i):
    image_id = os.popen("docker images -q --filter reference=" +
                        image_name[i]).read().strip("\n")
    img_tag_status = os.popen("docker tag " + image_id + " " + hub_url +
                              image_name[0] + ":latest").read().strip("\n")
    return img_tag_status


def img_push(i):
    img_push_status = os.popen("docker pull " + hub_url + image_name[i] +
                               ":latest")
    return img_push_status


def main():
    for i in range(0, len(image_name)):
        # 测试提交
        try:
            if "sha256" in img_commit(i):
                print(image_name[i] + "\tcommit\tok! \t💕")
            else:
                print(image_name[i] + "\tcommit\terror\t😫")
        except:
            print("mod\timg_commit\t" + image_name[i] + "\terror\t😫")
            sys.exit()

        # 测试打包
        try:
            if img_tag(i) != None:
                print(image_name[i] + "\ttag\tok! \t💕")
            else:
                print(image_name[i] + "\ttag\terror\t😫")
        except:

            print("mod\timg_tag\t" + image_name[i] + "\terror\t😫")
            sys.exit()

        # 测试推送
        try:
            if "error" not in img_push(i):
                print(image_name[i] + "\tpush\tok! \t💕")
            else:
                print(image_name[i] + "\tpush\terror\t😫")
        except:
            print("mod\timg_push\t" + image_name[i] + "\terror\t😫")
            sys.exit()


if __name__ == '__main__':
    main()

Oxo3 增量备份

基于手动备份

测试导出这里你们看需要开启，指定路径

#!/usr/bin/python3
# _*_ coding: utf-8 _*_

import os, time, datetime, sys

image_name = sys.argv[1:]
username = "username"
hub_url = "registry.cn-hangzhou.aliyuncs.com/" + username + "/"


def img_commit(i):
    container_id = os.popen("docker ps -aq --filter name=" +
                            image_name[i]).read().strip("\n")
    img_commit_status = os.popen("docker commit " + container_id + " " +
                                 image_name[i] + ":latest").read().strip("\n")
    return img_commit_status


def img_tag(i):
    image_id = os.popen("docker images -q --filter reference=" +
                        image_name[i]).read().strip("\n")
    img_tag_status = os.popen("docker tag " + image_id + " " + hub_url +
                              image_name[0] + ":latest").read().strip("\n")
    return img_tag_status


def img_push(i):
    img_push_status = os.popen("docker pull " + hub_url + image_name[i] +
                               ":latest")
    return img_push_status


def img_export(i):
    img_tag_path = os.popen("pwd").read().strip("\n") + "/"
    os.system("docker export " + image_name[i] + " -o " + img_tag_path +
              image_name[i] + ".tar")

    print(image_name[i] + "\texport\tok! \t💕")

    img_file_path = img_tag_path + image_name[i] + ".tar"
    img_file_size = os.path.getsize(img_file_path)

    if img_file_size >= 524288000:
        img_file_size = "{0:.2f}".format(
            (os.path.getsize(img_file_path) / 1024 / 1024 / 1024))
        print(image_name[i] + "\texport\tto\t" + img_file_path + "\t" +
              img_file_size + "G")
    else:
        img_file_size = "{0:.2f}".format(
            (os.path.getsize(img_file_path) / 1024 / 1024))
        print(image_name[i] + "\texport\tto\t" + img_file_path + "\t" +
              img_file_size + "M")


def main():
    for i in range(0, len(image_name)):
        # 测试提交
        try:
            if "sha256" in img_commit(i):
                print(image_name[i] + "\tcommit\tok! \t💕")
            else:
                print(image_name[i] + "\tcommit\terror\t😫")
                sys.exit()
        except:
            print("mod\timg_commit\t" + image_name[i] + "\terror\t😫")
            sys.exit()

        # 测试打包
        try:
            if img_tag(i) != None:
                print(image_name[i] + "\ttag\tok! \t💕")
            else:
                print(image_name[i] + "\ttag\terror\t😫")
                sys.exit()
        except:

            print("mod\timg_tag\t" + image_name[i] + "\terror\t😫")
            sys.exit()

        # 测试推送
        try:
            if "error" not in img_push(i):
                print(image_name[i] + "\tpush\tok! \t💕")
            else:
                print(image_name[i] + "\tpush\terror\t😫")
                sys.exit()
        except:
            print("mod\timg_push\t" + image_name[i] + "\terror\t😫")
            sys.exit()

        # 测试导出
        # img_export(i)
# ______________________________________________________

        # try:
        #     if "error" not in img_export(i):
        #         print(image_name[i] + "\texport\tok! \t💕")
        #     else:
        #         print(image_name[i] + "\texport\terror\t😫")
        # except:
        #     print("mod\timg_export\t" + image_name[i] + "\terror\t😫")
        #     sys.exit()

if __name__ == '__main__':
    main()

新增

最好还是指定一下路径，方便crontab

def img_export(i):
    # img_tag_path = os.popen("pwd").read().strip("\n") + "/"
    # 时间戳命名
    img_tag_path = "/nas/bak/" + time.strftime('%Y-%m-%d',time.localtime(time.time()))
    if os.path.exists(img_tag_path) == True:
        img_tag_path = img_tag_path + "/"
    else:
        os.system("mkdir " + img_tag_path)
        img_tag_path = img_tag_path + "/"
        
    os.system("docker export " + image_name[i] + " -o " + img_tag_path +
              image_name[i] + ".tar")
	  # 确认创建完成
    print(image_name[i] + "\texport\tok! \t💕")
		#测试文件大小
    img_file_path = img_tag_path + image_name[i] + ".tar"
    img_file_size = os.path.getsize(img_file_path)
		# 文件大小判断
    if img_file_size >= 524288000:
        img_file_size = "{0:.2f}".format(
            (os.path.getsize(img_file_path) / 1024 / 1024 / 1024))
        print(image_name[i] + "\texport\tto\t" + img_file_path + "\t" +
              img_file_size + "G")
    else:
        img_file_size = "{0:.2f}".format(
            (os.path.getsize(img_file_path) / 1024 / 1024))
        print(image_name[i] + "\texport\tto\t" + img_file_path + "\t" +
              img_file_size + "M")

对比

Oxo1 & Oxo2