[docker] - Install previous version if current tags are missing artifacts (#897)

[docker-in-docker] - Install previous version if current tags are missing artifacts

src/docker-in-docker/devcontainer-feature.json

 {
     "id": "docker-in-docker",
-    "version": "2.10.0",
+    "version": "2.10.1",
     "name": "Docker (Docker-in-Docker)",
     "documentationURL": "https://github.com/devcontainers/features/tree/main/src/docker-in-docker",
     "description": "Create child containers *inside* a container, independent from the host's docker instance. Installs Docker extension in the container along with needed CLIs.",

src/docker-in-docker/install.sh

@@ -109,6 +109,20 @@ find_version_from_git_tags() {
     echo "${variable_name}=${!variable_name}"
 }
 
+# Function to fetch the version released prior to the latest version
+get_previous_version() {
+    repo_url=$1
+    curl -s "$repo_url" | jq -r 'del(.[].assets) | .[0].tag_name'
+}
+
+install_compose_switch_fallback() {
+    echo -e "\n(!) Failed to fetch the latest artifacts for compose-switch v${compose_switch_version}..."
+    previous_version=$(get_previous_version "https://api.github.com/repos/docker/compose-switch/releases")
+    echo -e "\nAttempting to install ${previous_version}"
+    compose_switch_version=${previous_version#v}
+    curl -fsSL "https://github.com/docker/compose-switch/releases/download/v${compose_switch_version}/docker-compose-linux-${architecture}" -o /usr/local/bin/compose-switch
+}
+
 ###########################################
 # Start docker-in-docker installation
 ###########################################
@@ -290,6 +304,15 @@ if [ "${DOCKER_DASH_COMPOSE_VERSION}" != "none" ]; then
         find_version_from_git_tags compose_version "https://github.com/docker/compose" "tags/v"
         echo "(*) Installing docker-compose ${compose_version}..."
         curl -L "https://github.com/docker/compose/releases/download/v${compose_version}/docker-compose-linux-${target_compose_arch}" -o ${docker_compose_path}
+
+        if grep -q "Not Found" "${docker_compose_path}"; then
+            echo -e "\n(!) Failed to fetch the latest artifacts for docker-compose v${compose_version}..."
+            previous_version=$(get_previous_version "https://api.github.com/repos/docker/compose/releases")
+            echo -e "\nAttempting to install ${previous_version}"
+            compose_version=${previous_version#v}
+            curl -L "https://github.com/docker/compose/releases/download/v${compose_version}/docker-compose-linux-${target_compose_arch}" -o ${docker_compose_path}
+        fi
+
         chmod +x ${docker_compose_path}
 
         # Download the SHA256 checksum
@@ -310,7 +333,7 @@ if [ "${INSTALL_DOCKER_COMPOSE_SWITCH}" = "true" ] && ! type compose-switch > /d
         target_compose_path="$(dirname "${current_compose_path}")/docker-compose-v1"
         compose_switch_version="latest"
         find_version_from_git_tags compose_switch_version "https://github.com/docker/compose-switch"
-        curl -fsSL "https://github.com/docker/compose-switch/releases/download/v${compose_switch_version}/docker-compose-linux-${architecture}" -o /usr/local/bin/compose-switch
+        curl -fsSL "https://github.com/docker/compose-switch/releases/download/v${compose_switch_version}/docker-compose-linux-${architecture}" -o /usr/local/bin/compose-switch || install_compose_switch_fallback
         chmod +x /usr/local/bin/compose-switch
         # TODO: Verify checksum once available: https://github.com/docker/compose-switch/issues/11
         # Setup v1 CLI as alternative in addition to compose-switch (which maps to v2)
@@ -337,12 +360,6 @@ fi
 
 usermod -aG docker ${USERNAME}
 
-# Function to fetch the version released prior to the latest version
-get_previous_version() {
-    repo_url=$1
-    curl -s "$repo_url" | jq -r 'del(.[].assets) | .[1].tag_name' # this would del the assets key and then get the second encountered tag_name's value from the filtered array of objects
-}
-
 install_previous_version_artifacts() {
     wget_exit_code=$?
     if [ $wget_exit_code -eq 8 ]; then  # failure due to 404: Not Found.