lake@localhost:~/local/test-linux-docker-lake/myhello/build$ gcc -static hello.c -o hello
Instead of static link, a raw system call hello world print version is here:
https://raw.githubusercontent.com/docker-library/hello-world/master/hello.c
lake@localhost:~/local/test-linux-docker-lake/myhello/build$ cd ..
lake@localhost:~/local/test-linux-docker-lake/myhello$ ls -l
total 12
-rw-r--r-- 1 jhula sudo 40 Dec 9 23:41 Dockerfile
drwxr-xr-x 2 jhula sudo 4096 Dec 9 23:53 build
lrwxrwxrwx 1 jhula sudo 11 Dec 9 23:48 hello -> build/hello
-rw-r--r-- 1 jhula sudo 1044 Dec 9 23:54 readme.txt
lake@localhost:~/local/test-linux-docker-lake/myhello$ cat Dockerfile
FROM scratch <<<<< Base Image !!!
ADD hello /
CMD ["/hello"]
lake@localhost:~/local/test-linux-docker-lake/myhello$ docker build --tag hello .
Sending build context to Docker daemon 917.5kB
Step 1/3 : FROM scratch
--->
Step 2/3 : ADD hello /
---> ca639f6465b4
Step 3/3 : CMD ["/hello"]
---> Running in d0e4458fdf32
Removing intermediate container d0e4458fdf32
---> 92c78963cad5
Successfully built 92c78963cad5
Successfully tagged hello:latest
lake@localhost:~/local/test-linux-docker-lake/myhello$ docker images
REPOSITORY TAG IMAGE ID CREATED SIZE
hello latest 92c78963cad5 8 seconds ago 913kB
lake@localhost:~/local/test-linux-docker-lake/myhello$ docker run hello
Hello
### dock image file
lake@localhost:~/local/test-linux-docker-lake/myhello$ sudo find /var/lib/docker -name 92c78963cad5*
/var/lib/docker/image/aufs/imagedb/metadata/sha256/92c78963cad51a2e845dfb858a570d4909c7212241065e1243cfeb4f7a2ef615
/var/lib/docker/image/aufs/imagedb/content/sha256/92c78963cad51a2e845dfb858a570d4909c7212241065e1243cfeb4f7a2ef615
~