一键构建并推送镜像

最后更新于: 2025-12-06 17:39:04

实战：一键构建-推送镜像-2023.1.8(测试成功)

实验环境

1docker 20.10.21
2go version go1.19

实验软件

2023.1.8-docker构建镜像测试

1、前提条件

go环境和docker环境已经具备。

2、当前项目环境

Dockerfile内容：

build文件内容：

3、开始构建

下载代码

 1[root@docker ~]#mkdir admission-webhook && cd admission-webhook
 2[root@docker admission-webhook]#git clone https://github.com/cnych/admission-webhook-example.git
 3Cloning into 'admission-webhook-example'...
 4remote: Enumerating objects: 170, done.
 5remote: Counting objects: 100% (11/11), done.
 6remote: Compressing objects: 100% (10/10), done.
 7remote: Total 170 (delta 1), reused 5 (delta 1), pack-reused 159
 8Receiving objects: 100% (170/170), 229.27 KiB | 0 bytes/s, done.
 9Resolving deltas: 100% (88/88), done.
10[root@docker admission-webhook]#cd admission-webhook-example/
11[root@docker admission-webhook-example]#git checkout train4
12Branch train4 set up to track remote branch train4 from origin.
13Switched to a new branch 'train4'

开始构建

可以看到，有报错：

 1[root@docker admission-webhook-example]#export DOCKER_USER=onlyonexl
 2[root@docker admission-webhook-example]#./build
 3go: k8s.io/api@v0.25.4 requires
 4        github.com/stretchr/testify@v1.8.0: missing go.sum entry; to add it:
 5        go mod download github.com/stretchr/testify
 6Sending build context to Docker daemon  348.2kB
 7Step 1/3 : FROM alpine:latest
 8latest: Pulling from library/alpine
 959bf1c3509f3: Already exists
10Digest: sha256:21a3deaa0d32a8057914f36584b5288d2e5ecc984380bc0118285c70fa8c9300
11Status: Downloaded newer image for alpine:latest
12 ---> c059bfaa849c
13Step 2/3 : ADD admission-webhook-example /admission-webhook-example
14ADD failed: file not found in build context or excluded by .dockerignore: stat admission-webhook-example: file does not exist
15The push refers to repository [docker.io/onlyonexl/admission-webhook-example]
16An image does not exist locally with the tag: onlyonexl/admission-webhook-example