Add error handling for failed oras pull during installation. (radiu…

…s-project#7302)

# Description

This PR adds a check to make sure the `oras pull` command compelted
successfully. This is needed because it will fail if you have an expired
token for GHCR.

## Type of change

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- This pull request fixes a bug in Radius and has an approved issue
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Fixes: radius-project#7301

---------

Signed-off-by: Aaron Crawfis <[email protected]>
Co-authored-by: Young Bu Park <[email protected]>

deploy/install.ps1

@@ -122,6 +122,14 @@ if ($Version -eq "edge") {
     $downloadURL = "ghcr.io/${GitHubOrg}/rad/${OS}-${Arch}:latest"
     Write-Output "Downloading edge CLI from ${downloadURL}..."
     oras pull $downloadURL -o $RadiusRoot
+
+    # Check if the oras pull command was successful
+    if ($LASTEXITCODE -ne 0) {
+        Write-Output "Failed to download edge rad CLI."
+        Write-Output "If this was an authentication issue, please run 'docker logout ghcr.io' to clear any expired credentials."
+        Write-Output "Visit https://edge.docs.radapp.io/installation for edge build installation instructions."
+        Exit 1
+    }
 }
 else {
     # Get the list of releases from GitHub

deploy/install.sh

@@ -128,6 +128,15 @@ downloadFile() {
         DOWNLOAD_URL="ghcr.io/radius-project/rad/${OS}-${ARCH}:latest"
         echo "Downloading edge CLI from ${DOWNLOAD_URL}..."
         oras pull $DOWNLOAD_URL -o $RADIUS_TMP_ROOT
+
+        # Check if the oras pull command was successfull
+        if [ $? -ne 0 ]; then
+            echo "Failed to download edge CLI."
+            echo "If this was an authentication issue, please run 'docker logout ghcr.io' to clear any expired credentials."
+            echo "Visit https://edge.docs.radapp.io/installation for edge CLI installation instructions."
+            exit 1
+        fi
+
         mv $RADIUS_TMP_ROOT/rad $ARTIFACT_TMP_FILE
     else
         DOWNLOAD_BASE="https://github.com/${GITHUB_ORG}/${GITHUB_REPO}/releases/download"