Fix invalid usecase cmds

Signed-off-by: Fiachra Corcoran <[email protected]>

Author: efiacor

content/en/docs/guides/user-guides/usecase-user-guides/exercise-1-free5gc.md

@@ -7,7 +7,7 @@ weight: 2
 
 ## Introduction
 
-Be sure you have followed the [installation guide](/content/en/docs/guides/install-guides/_index.md)
+Be sure you have followed the [installation guide](/docs/guides/install-guides/)
 before trying these exercises.
 
 These exercises will take you from a system with only the Nephio Management cluster setup to a deployment with:
@@ -270,8 +270,21 @@ regional-md-0-m6cr5-wtzlx   regional   1          1       1           5m36s   v1
 
 Next, you can deploy two Edge clusters by applying the PackageVariantSet that can be found in the *tests* directory:
 
+{{% alert title="Note" color="primary" %}}
+
+Some of the KRM used in this guide forms part of the Nephio CI e2e test suites, which uses environment 
+variable substitution. This requires the `BRANCH` environment variable to be set before applying the KRM to the cluster.
+
+```bash
+export BRANCH=main
+```
+In the example above, we set the `BRANCH` to `main`. 
+This should match the `NEPHIO_BRANCH` used during the [sandbox installation](/docs/guides/install-guides/).
+
+{{% /alert %}}
+
 ```bash
-kubectl apply -f test-infra/e2e/tests/free5gc/002-edge-clusters.yaml
+envsubst < test-infra/e2e/tests/free5gc/002-edge-clusters.yaml | kubectl apply -f -
 ```
 
 
@@ -378,7 +391,7 @@ specialization pipeline will determine the exact VLAN tags and IP addresses for
 clusters. There is a predefined PackageVariant in the tests directory for this:
 
 ```bash
-kubectl apply -f test-infra/e2e/tests/free5gc/002-network.yaml
+envsubst < test-infra/e2e/tests/free5gc/002-network.yaml | kubectl apply -f -
 ```
 
 
@@ -526,7 +539,7 @@ added to the Management cluster when you had deployed the *nephio-workload-clust
 PackageVariantSet).
 
 ```bash
-kubectl apply -f test-infra/e2e/tests/free5gc/004-free5gc-operator.yaml
+envsubst < test-infra/e2e/tests/free5gc/004-free5gc-operator.yaml | kubectl apply -f -
 ```
 
 
@@ -590,9 +603,9 @@ yet-another-package - a "topology" package - and deploy them all as a unit. Or y
 create them. But for now, let's do each manually.
 
 ```bash
-kubectl apply -f test-infra/e2e/tests/free5gc/005-edge-free5gc-upf.yaml
-kubectl apply -f test-infra/e2e/tests/free5gc/006-regional-free5gc-amf.yaml
-kubectl apply -f test-infra/e2e/tests/free5gc/006-regional-free5gc-smf.yaml
+envsubst < test-infra/e2e/tests/free5gc/005-edge-free5gc-upf.yaml | kubectl apply -f -
+envsubst < test-infra/e2e/tests/free5gc/006-regional-free5gc-amf.yaml | kubectl apply -f -
+envsubst < test-infra/e2e/tests/free5gc/006-regional-free5gc-smf.yaml | kubectl apply -f -
 ```
 
 Free5gc requires that the SMF and AMF NFs be explicitly configured with information about each UPF. Therefore, the AMF
@@ -782,7 +795,7 @@ Step 4.
 Once the subscriber is registered, you can deploy UERANSIM:
 
 ```bash
-kubectl apply -f test-infra/e2e/tests/free5gc/007-edge01-ueransim.yaml
+envsubst < test-infra/e2e/tests/free5gc/007-edge01-ueransim.yaml | kubectl apply -f -
 ```
 
 You can check to see if the simulated UE is up and running by checking the UERANSIM deployment. First, you can use the

content/en/docs/guides/user-guides/usecase-user-guides/exercise-2-oai.md

@@ -79,8 +79,21 @@ oai-core-packages           git    Package   false        True    https://github
 
 Since those are Ready, you can deploy packages from these repositories. You can use our pre-defined *PackageVariantSets* for creating workload clusters
 
+{{% alert title="Note" color="primary" %}}
+
+Some of the KRM used in this guide forms part of the Nephio CI e2e test suites, which uses environment 
+variable substitution. This requires the `BRANCH` environment variable to be set before applying the KRM to the cluster.
+
+```bash
+export BRANCH=main
+```
+In the example above, we set the `BRANCH` to `main`. 
+This should match the `NEPHIO_BRANCH` used during the [sandbox installation](/docs/guides/install-guides/).
+
+{{% /alert %}}
+
 ```bash
-kubectl apply -f test-infra/e2e/tests/oai/001-infra.yaml
+envsubst < test-infra/e2e/tests/oai/001-infra.yaml | kubectl apply -f -
 ```
 
 
@@ -231,7 +244,7 @@ First, you will apply a package to define the high-level networks for attaching
 clusters. There is a predefined *PackageVariant* in the tests directory for this:
 
 ```bash
-kubectl apply -f test-infra/e2e/tests/oai/001-network.yaml
+envsubst < test-infra/e2e/tests/oai/001-network.yaml | kubectl apply -f -
 ```
 
 
@@ -342,8 +355,8 @@ packagerevision.porch.kpt.dev/mgmt-staging-f1b8e75b6c87549d67037f784abc0083ac601
 Now you will need to deploy the MySQL database required by OAI UDR network function, OAI Core and RAN operators across the Workload clusters. To do this, you use *PackageVariant* and *PackageVariantSet*. Later uses an objectSelector to select the WorkloadCluster resources previously added to the Management cluster when you had deployed the *nephio-workload-cluster* packages (manually as well as via *PackageVariantSet*).
 
 ```bash
-kubectl apply -f test-infra/e2e/tests/oai/002-database.yaml
-kubectl apply -f test-infra/e2e/tests/oai/002-operators.yaml
+envsubst < test-infra/e2e/tests/oai/002-database.yaml | kubectl apply -f -
+envsubst < test-infra/e2e/tests/oai/002-operators.yaml | kubectl apply -f -
 ```
 
 
@@ -489,7 +502,7 @@ You can start by deploying the core network functions which the operator will in
 yet-another-package - a "topology" package - and deploy them all as a unit. Or you can use a topology controller to create them. But for now, let's do each manually.
 
 ```bash
-kubectl create -f test-infra/e2e/tests/oai/003-core-network.yaml
+envsubst < test-infra/e2e/tests/oai/003-core-network.yaml | kubectl apply -f -
 ```
 
 The output is similar to:
@@ -589,7 +602,8 @@ In the logs you should see **Received SX HEARTBEAT REQUEST** statement. If that
 If the core network functions are running and configured properly then you can start by deploying RAN network function *PackageVariants*.
 
 ```bash
-kubectl create -f test-infra/e2e/tests/oai/004-ran-network.yaml
+envsubst < test-infra/e2e/tests/oai/004a-ran-network.yaml | kubectl apply -f -
+envsubst < test-infra/e2e/tests/oai/004b-ran-network.yaml | kubectl apply -f -
 ```
 
 The output is similar to:
@@ -690,7 +704,7 @@ The output is similar to:
 If all three links are configured then you can proceed with deploying the UE *PackageVariants*
 
 ```bash
-kubectl create -f test-infra/e2e/tests/oai/005-ue.yaml
+envsubst < test-infra/e2e/tests/oai/005-ue.yaml | kubectl apply -f -
 ```
 
 The output is similar to:

go.sum

@@ -0,0 +1,8 @@
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+github.com/twbs/bootstrap v5.3.6+incompatible/go.mod h1:fZTSrkpSf0/HkL0IIJzvVspTt1r9zuf7XlZau8kpcY0=