Support setting version of code-server to install

Author: DanielleMaywood

src/code-server/README.md

@@ -15,6 +15,7 @@ VS Code in the browser
 
 | Options Id | Description | Type | Default Value |
 |-----|-----|-----|-----|
+| version | - | string | - |
 | host | - | string | 127.0.0.1 |
 | port | - | string | 8080 |
 | args | - | string | - |

src/code-server/devcontainer-feature.json

@@ -4,6 +4,10 @@
     "version": "1.0.0",
     "description": "VS Code in the browser",
     "options": {
+        "version": {
+            "type": "string",
+            "default": ""
+        },
         "host": {
             "type": "string",
             "default": "127.0.0.1"

src/code-server/install.sh

@@ -1,7 +1,13 @@
 #!/usr/bin/env bash
 set -e
 
-curl -fsSL https://code-server.dev/install.sh | sh
+CODE_SERVER_INSTALL_ARGS=""
+
+if [ -n "$VERSION" ]; then
+	CODE_SERVER_INSTALL_ARGS="$CODE_SERVER_INSTALL_ARGS --version=\"$VERSION\""
+fi
+
+curl -fsSL https://code-server.dev/install.sh | sh -s -- $CODE_SERVER_INSTALL_ARGS
 
 IFS=',' read -ra extensions <<<"$EXTENSIONS"
 declare -p extensions

test/code-server/code-server-extensions.sh

@@ -11,8 +11,8 @@ check "code-server listening" sudo lsof -i "@0.0.0.0:8080"
 
 extensions=$(sudo code-server --list-extensions)
 
-check "code-server extensions [rust-lang.rust-analyzer]" grep 'rust-lang.rust-analyzer' <<<"$extensions"
-check "code-server extensions [ms-python.python]"        grep 'ms-python.python'        <<<"$extensions"
+check "code-server extensions [rust-lang.rust-analyzer]" grep 'rust-lang.rust-analyzer\>' <<<"$extensions"
+check "code-server extensions [ms-python.python]"        grep 'ms-python.python\>'        <<<"$extensions"
 
 # Report results
 reportResults

test/code-server/code-server-install-version.sh

@@ -0,0 +1,16 @@
+#!/bin/bash
+set -e
+
+# Optional: Import test library bundled with the devcontainer CLI
+source dev-container-features-test-lib
+
+# Feature-specific tests
+check "code-server version" code-server --version
+check "code-server running" pgrep -f 'code-server/lib/node.*/code-server'
+check "code-server listening" sudo lsof -i "@0.0.0.0:8080"
+
+version=$(code-server --version)
+check "code-server is correct version" grep '4.98.0\>' <<<"$version"
+
+# Report results
+reportResults

test/code-server/scenarios.json

@@ -22,5 +22,13 @@
                 "extensions": ["rust-lang.rust-analyzer", "ms-python.python"]
             }
         }
+    },
+    "code-server-install-version": {
+        "image": "mcr.microsoft.com/devcontainers/base:ubuntu",
+        "features": {
+            "code-server": {
+                "version": "4.98.0"
+            }
+        }
     }
 }