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added a note on quay.io images

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Olaf Bohlen
2024-08-29 11:00:12 +02:00
parent 95e71a66c9
commit 4a87d4d5a3
2 changed files with 36 additions and 32 deletions
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README.md
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@@ -1,25 +1,25 @@
# Table of Contents # Table of Contents
1. [I need a cookie recipe database!](#org651bf34) 1. [I need a cookie recipe database!](#org70e0ee4)
2. [Preparing the cookierecipes CRD](#org58b8bb6) 2. [Preparing the cookierecipes CRD](#org0e8e12f)
3. [Storing some sample recipes](#orgbb687b0) 3. [Storing some sample recipes](#orga6bbe4b)
4. [Creating RBAC resources](#org2d91ada) 4. [Creating RBAC resources](#orgde6d9d3)
5. [Storing some sample recipes (hopefully this time!!)](#org69aa53f) 5. [Storing some sample recipes (hopefully this time!!)](#org62f1e6b)
6. [Now can we do anything with our recipes?](#orgbd83100) 6. [Now can we do anything with our recipes?](#orgb60e309)
7. [I'm an operator with my pocket calculator](#org3bb5d31) 7. [I'm an operator with my pocket calculator](#org83e0096)
8. [What do we need?](#orgcebea86) 8. [What do we need?](#orgfb5d825)
9. [Let's review the Containerfile](#org6c2e7f3) 9. [Let's review the Containerfile](#orgd3ee53a)
10. [Have a look at the Controller](#org3165f3c) 10. [Have a look at the Controller](#orgdd65c08)
11. [Now let's also have a look at the deployment](#org6ec9a40) 11. [Now let's also have a look at the deployment](#orgc7511a7)
12. [The ServiceAccount](#orgcba3d6d) 12. [The ServiceAccount](#org210fae4)
13. [Building the stuff together](#orga6fa80a) 13. [Building the stuff together](#org12610bc)
14. [Deploying the Operator](#org22de8a4) 14. [Deploying the Operator](#orgdd65ee3)
15. [Test the Operator](#org1cbedf9) 15. [Test the Operator](#org27a7fba)
16. [Test for updated recipes](#org40457b2) 16. [Test for updated recipes](#orgd947aad)
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# I need a cookie recipe database! # I need a cookie recipe database!
@@ -42,7 +42,7 @@
[...] [...]
<a id="org58b8bb6"></a> <a id="org0e8e12f"></a>
# Preparing the cookierecipes CRD # Preparing the cookierecipes CRD
@@ -64,7 +64,7 @@ Let's create the CRD from <https://www.eenfach.de/gitblit/blob/~olbohlen!cookie-
Now the cluster knows about the CRD and we could store recipes! Now the cluster knows about the CRD and we could store recipes!
<a id="orgbb687b0"></a> <a id="orga6bbe4b"></a>
# Storing some sample recipes # Storing some sample recipes
@@ -85,7 +85,7 @@ We need to set up some RBAC resources first:
- and a `ClusterRoleBinding` that allows that for authenticated users - and a `ClusterRoleBinding` that allows that for authenticated users
<a id="org2d91ada"></a> <a id="orgde6d9d3"></a>
# Creating RBAC resources # Creating RBAC resources
@@ -103,7 +103,7 @@ group members to edit `cookierecipes`.
service (via an `IdentityProvider`). service (via an `IdentityProvider`).
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# Storing some sample recipes (hopefully this time!!) # Storing some sample recipes (hopefully this time!!)
@@ -121,7 +121,7 @@ Now we should be able to create the sample recipes:
There is no functionality here - we just stored the recipes in the etcd via the K8s API. There is no functionality here - we just stored the recipes in the etcd via the K8s API.
<a id="orgbd83100"></a> <a id="orgb60e309"></a>
# Now can we do anything with our recipes? # Now can we do anything with our recipes?
@@ -138,7 +138,7 @@ This is handy, as we can extract exactly the data which we need at a time.
But&#x2026;it's a lot of manual work&#x2026; But&#x2026;it's a lot of manual work&#x2026;
<a id="org3bb5d31"></a> <a id="org83e0096"></a>
# I'm an operator with my pocket calculator # I'm an operator with my pocket calculator
@@ -154,7 +154,7 @@ Of course this Operator is not compatible with the `OperatorLifecycyleManager` (
so we have to install it manually. so we have to install it manually.
<a id="orgcebea86"></a> <a id="orgfb5d825"></a>
# What do we need? # What do we need?
@@ -167,7 +167,7 @@ We need:
Then we are going to build the Operator ContainerImage and push it to a Registry. Then we are going to build the Operator ContainerImage and push it to a Registry.
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# Let's review the Containerfile # Let's review the Containerfile
@@ -179,7 +179,7 @@ the base image is a "kshbase" image, which itself is based upon ubi9 containing
and an oc client. and an oc client.
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# Have a look at the Controller # Have a look at the Controller
@@ -190,7 +190,7 @@ The code is here:
<https://www.eenfach.de/gitblit/blob/~olbohlen!cookie-operator.git/master/recipe-processor.ksh> <https://www.eenfach.de/gitblit/blob/~olbohlen!cookie-operator.git/master/recipe-processor.ksh>
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# Now let's also have a look at the deployment # Now let's also have a look at the deployment
@@ -202,7 +202,7 @@ This deployment requires a `ServiceAccount` called "cookieprocessor", this `Serv
a Token to authenticate against the API (which we use in the controller script). a Token to authenticate against the API (which we use in the controller script).
<a id="orgcba3d6d"></a> <a id="org210fae4"></a>
# The ServiceAccount # The ServiceAccount
@@ -213,7 +213,7 @@ For that reason we also create a `RoleBinding` (namespaced!) that allows reading
<https://www.eenfach.de/gitblit/blob/~olbohlen!cookie-operator.git/master/cookieprocessor-sa.yaml> <https://www.eenfach.de/gitblit/blob/~olbohlen!cookie-operator.git/master/cookieprocessor-sa.yaml>
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# Building the stuff together # Building the stuff together
@@ -222,6 +222,8 @@ For that reason we also create a `RoleBinding` (namespaced!) that allows reading
rolebinding.rbac.authorization.k8s.io/cookierecipe-view created rolebinding.rbac.authorization.k8s.io/cookierecipe-view created
The registry docker.eenfach.de requires login credentials, so we need to set up a secret and link it. The registry docker.eenfach.de requires login credentials, so we need to set up a secret and link it.
**NOTE** all sample files in this repository use mirrored images on quay.io, which does not require a login.
First login to the registry with **podman login**, then pick the resulting auth.json: First login to the registry with **podman login**, then pick the resulting auth.json:
$ podman login -u olbohlen docker.eenfach.de $ podman login -u olbohlen docker.eenfach.de
@@ -234,7 +236,7 @@ First login to the registry with **podman login**, then pick the resulting auth.
$ oc secrets link cookieprocessor docker-eenfach-de --for pull $ oc secrets link cookieprocessor docker-eenfach-de --for pull
<a id="org22de8a4"></a> <a id="orgdd65ee3"></a>
# Deploying the Operator # Deploying the Operator
@@ -261,7 +263,7 @@ Now that we have everything in place, we will just deploy the Operator Pod:
The Operator will process both sample recipes. The Operator will process both sample recipes.
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# Test the Operator # Test the Operator
@@ -281,7 +283,7 @@ After a few seconds, we should see in the Operator log:
[...] [...]
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# Test for updated recipes # Test for updated recipes

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README.org
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@@ -173,6 +173,8 @@ rolebinding.rbac.authorization.k8s.io/cookierecipe-view created
#+end_example #+end_example
The registry docker.eenfach.de requires login credentials, so we need to set up a secret and link it. The registry docker.eenfach.de requires login credentials, so we need to set up a secret and link it.
*NOTE* all sample files in this repository use mirrored images on quay.io, which does not require a login.
First login to the registry with *podman login*, then pick the resulting auth.json: First login to the registry with *podman login*, then pick the resulting auth.json:
#+begin_example #+begin_example