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fix tutorial instructions

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Before, there is no $newcontainer image committed thus
`podman run $newcontainer` attempts to pull $newcontainer from the various
container registries.

Signed-off-by: basilrabi <ericbasil.rabi@gmail.com>

Closes: #1627
Approved by: TomSweeneyRedHat
This commit is contained in:
basilrabi
2019-05-31 15:00:11 +08:00
committed by Atomic Bot
parent 3104ddf0ac
commit 7016ce6418
1 changed files with 4 additions and 3 deletions
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7
docs/tutorials/01-intro.md
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@@ -99,7 +99,7 @@ Notice that the overlay image is under `/var/lib/containers/storage` as one woul
Now that we have a new empty container we can install or remove software packages or simply copy content into that container. So let's install `bash` and `coreutils` so that we can run bash scripts. This could easily be `nginx` or other packages needed for your container.
# dnf install --installroot $scratchmnt --releasever 29 bash coreutils --setopt install_weak_deps=false -y
# dnf install --installroot $scratchmnt --releasever 30 bash coreutils --setopt install_weak_deps=false -y
Let's try it out (showing the prompt in this example to demonstrate the difference):
@@ -127,6 +127,7 @@ With `buildah` files can be copied into the new image. We can then use `buildah
# dnf -y install podman
# buildah copy $newcontainer ./runecho.sh /usr/bin
# buildah config --cmd /usr/bin/runecho.sh $newcontainer
# buildah commit $newcontainer newimage
Now run the command in the container with Buildah specifying the command to run in the container:
@@ -144,7 +145,7 @@ Now run the command in the container with Buildah specifying the command to run
Now run the command in the container with Podman (no command required):
# podman run $newcontainer
# podman run -t --rm newimage
This is a new container from ipbabble [ 0 ]
This is a new container from ipbabble [ 1 ]
This is a new container from ipbabble [ 2 ]
@@ -161,7 +162,7 @@ It works! Congratulations, you have built a new OCI container from scratch that
Back to Buildah, let's add some more configuration information.
# buildah config --created-by "ipbabble" $newcontainer
# buildah config --author "wgh at redhat.com @ipbabble" --label name=fedora29-bashecho $newcontainer
# buildah config --author "wgh at redhat.com @ipbabble" --label name=fedora30-bashecho $newcontainer
We can inspect the container's metadata using the `inspect` command: