restructure and update cli (#11)

* restructure and update cli

* typo

1 files changed, 218 insertions, 0 deletions

diff --git a/src/terraform/install.sh b/src/terraform/install.sh
new file mode 100644
index 0000000..f2614ae
--- /dev/null
+++ b/src/terraform/install.sh
@@ -0,0 +1,218 @@
+#!/usr/bin/env bash
+#-------------------------------------------------------------------------------------------------------------
+# Copyright (c) Microsoft Corporation. All rights reserved.
+# Licensed under the MIT License. See https://go.microsoft.com/fwlink/?linkid=2090316 for license information.
+#-------------------------------------------------------------------------------------------------------------
+#
+# Docs: https://github.com/microsoft/vscode-dev-containers/blob/main/script-library/docs/terraform.md
+# Maintainer: The VS Code and Codespaces Teams
+#
+# Syntax: ./terraform-debian.sh [terraform version] [tflint version] [terragrunt version] [terraform SHA] [tflint SHA] [terragrunt SHA]
+
+set -e
+
+TERRAFORM_VERSION="${1:-"latest"}"
+TFLINT_VERSION="${2:-"latest"}"
+TERRAGRUNT_VERSION="${3:-"latest"}"
+TERRAFORM_SHA256="${4:-"automatic"}"
+TFLINT_SHA256="${5:-"automatic"}"
+TERRAGRUNT_SHA256="${6:-"automatic"}"
+
+TERRAFORM_GPG_KEY="72D7468F"
+TFLINT_GPG_KEY_URI="https://raw.githubusercontent.com/terraform-linters/tflint/master/8CE69160EB3F2FE9.key"
+GPG_KEY_SERVERS="keyserver hkp://keyserver.ubuntu.com:80
+keyserver hkps://keys.openpgp.org
+keyserver hkp://keyserver.pgp.com"
+
+architecture="$(uname -m)"
+case ${architecture} in
+    x86_64) architecture="amd64";;
+    aarch64 | armv8*) architecture="arm64";;
+    aarch32 | armv7* | armvhf*) architecture="arm";;
+    i?86) architecture="386";;
+    *) echo "(!) Architecture ${architecture} unsupported"; exit 1 ;;
+esac
+
+if [ "$(id -u)" -ne 0 ]; then
+    echo -e 'Script must be run as root. Use sudo, su, or add "USER root" to your Dockerfile before running this script.'
+    exit 1
+fi
+
+# Get central common setting
+get_common_setting() {
+    if [ "${common_settings_file_loaded}" != "true" ]; then
+        curl -sfL "https://aka.ms/vscode-dev-containers/script-library/settings.env" 2>/dev/null -o /tmp/vsdc-settings.env || echo "Could not download settings file. Skipping."
+        common_settings_file_loaded=true
+    fi
+    if [ -f "/tmp/vsdc-settings.env" ]; then
+        local multi_line=""
+        if [ "$2" = "true" ]; then multi_line="-z"; fi
+        local result="$(grep ${multi_line} -oP "$1=\"?\K[^\"]+" /tmp/vsdc-settings.env | tr -d '\0')"
+        if [ ! -z "${result}" ]; then declare -g $1="${result}"; fi
+    fi
+    echo "$1=${!1}"
+}
+
+# Import the specified key in a variable name passed in as 
+receive_gpg_keys() {
+    get_common_setting $1
+    local keys=${!1}
+    get_common_setting GPG_KEY_SERVERS true
+    local keyring_args=""
+    if [ ! -z "$2" ]; then
+        keyring_args="--no-default-keyring --keyring $2"
+    fi
+
+    # Use a temporary locaiton for gpg keys to avoid polluting image
+    export GNUPGHOME="/tmp/tmp-gnupg"
+    mkdir -p ${GNUPGHOME}
+    chmod 700 ${GNUPGHOME}
+    echo -e "disable-ipv6\n${GPG_KEY_SERVERS}" > ${GNUPGHOME}/dirmngr.conf
+    # GPG key download sometimes fails for some reason and retrying fixes it.
+    local retry_count=0
+    local gpg_ok="false"
+    set +e
+    until [ "${gpg_ok}" = "true" ] || [ "${retry_count}" -eq "5" ]; 
+    do
+        echo "(*) Downloading GPG key..."
+        ( echo "${keys}" | xargs -n 1 gpg -q ${keyring_args} --recv-keys) 2>&1 && gpg_ok="true"
+        if [ "${gpg_ok}" != "true" ]; then
+            echo "(*) Failed getting key, retring in 10s..."
+            (( retry_count++ ))
+            sleep 10s
+        fi
+    done
+    set -e
+    if [ "${gpg_ok}" = "false" ]; then
+        echo "(!) Failed to get gpg key."
+        exit 1
+    fi
+}
+
+# Figure out correct version of a three part version number is not passed
+find_version_from_git_tags() {
+    local variable_name=$1
+    local requested_version=${!variable_name}
+    if [ "${requested_version}" = "none" ]; then return; fi
+    local repository=$2
+    local prefix=${3:-"tags/v"}
+    local separator=${4:-"."}
+    local last_part_optional=${5:-"false"}    
+    if [ "$(echo "${requested_version}" | grep -o "." | wc -l)" != "2" ]; then
+        local escaped_separator=${separator//./\\.}
+        local last_part
+        if [ "${last_part_optional}" = "true" ]; then
+            last_part="(${escaped_separator}[0-9]+)?"
+        else
+            last_part="${escaped_separator}[0-9]+"
+        fi
+        local regex="${prefix}\\K[0-9]+${escaped_separator}[0-9]+${last_part}$"
+        local version_list="$(git ls-remote --tags ${repository} | grep -oP "${regex}" | tr -d ' ' | tr "${separator}" "." | sort -rV)"
+        if [ "${requested_version}" = "latest" ] || [ "${requested_version}" = "current" ] || [ "${requested_version}" = "lts" ]; then
+            declare -g ${variable_name}="$(echo "${version_list}" | head -n 1)"
+        else
+            set +e
+            declare -g ${variable_name}="$(echo "${version_list}" | grep -E -m 1 "^${requested_version//./\\.}([\\.\\s]|$)")"
+            set -e
+        fi
+    fi
+    if [ -z "${!variable_name}" ] || ! echo "${version_list}" | grep "^${!variable_name//./\\.}$" > /dev/null 2>&1; then
+        echo -e "Invalid ${variable_name} value: ${requested_version}\nValid values:\n${version_list}" >&2
+        exit 1
+    fi
+    echo "${variable_name}=${!variable_name}"
+}
+
+# Function to run apt-get if needed
+apt_get_update_if_needed()
+{
+    if [ ! -d "/var/lib/apt/lists" ] || [ "$(ls /var/lib/apt/lists/ | wc -l)" = "0" ]; then
+        echo "Running apt-get update..."
+        apt-get update
+    else
+        echo "Skipping apt-get update."
+    fi
+}
+
+# Checks if packages are installed and installs them if not
+check_packages() {
+    if ! dpkg -s "$@" > /dev/null 2>&1; then
+        apt_get_update_if_needed
+        apt-get -y install --no-install-recommends "$@"
+    fi
+}
+
+# Ensure apt is in non-interactive to avoid prompts
+export DEBIAN_FRONTEND=noninteractive
+
+# Install dependencies if missing
+check_packages curl ca-certificates gnupg2 dirmngr coreutils unzip
+if ! type git > /dev/null 2>&1; then
+    apt_get_update_if_needed
+    apt-get -y install --no-install-recommends git
+fi
+
+# Verify requested version is available, convert latest
+find_version_from_git_tags TERRAFORM_VERSION 'https://github.com/hashicorp/terraform'
+find_version_from_git_tags TFLINT_VERSION 'https://github.com/terraform-linters/tflint'
+find_version_from_git_tags TERRAGRUNT_VERSION 'https://github.com/gruntwork-io/terragrunt'
+
+mkdir -p /tmp/tf-downloads
+cd /tmp/tf-downloads
+
+# Install Terraform, tflint, Terragrunt
+echo "Downloading terraform..."
+terraform_filename="terraform_${TERRAFORM_VERSION}_linux_${architecture}.zip"
+curl -sSL -o ${terraform_filename} "https://releases.hashicorp.com/terraform/${TERRAFORM_VERSION}/${terraform_filename}"
+if [ "${TERRAFORM_SHA256}" != "dev-mode" ]; then
+    if [ "${TERRAFORM_SHA256}" = "automatic" ]; then
+        receive_gpg_keys TERRAFORM_GPG_KEY
+        curl -sSL -o terraform_SHA256SUMS https://releases.hashicorp.com/terraform/${TERRAFORM_VERSION}/terraform_${TERRAFORM_VERSION}_SHA256SUMS 
+        curl -sSL -o terraform_SHA256SUMS.sig https://releases.hashicorp.com/terraform/${TERRAFORM_VERSION}/terraform_${TERRAFORM_VERSION}_SHA256SUMS.${TERRAFORM_GPG_KEY}.sig
+        gpg --verify terraform_SHA256SUMS.sig terraform_SHA256SUMS
+    else
+        echo "${TERRAFORM_SHA256} *${terraform_filename}" > terraform_SHA256SUMS
+    fi
+    sha256sum --ignore-missing -c terraform_SHA256SUMS
+fi
+unzip ${terraform_filename}
+mv -f terraform /usr/local/bin/
+
+if [ "${TFLINT_VERSION}" != "none" ]; then
+    echo "Downloading tflint..."
+    TFLINT_FILENAME="tflint_linux_${architecture}.zip"
+    curl -sSL -o /tmp/tf-downloads/${TFLINT_FILENAME} https://github.com/terraform-linters/tflint/releases/download/v${TFLINT_VERSION}/${TFLINT_FILENAME}
+    if [ "${TFLINT_SHA256}" != "dev-mode" ]; then
+        if [ "${TFLINT_SHA256}" = "automatic" ]; then
+            get_common_setting TFLINT_GPG_KEY_URI
+            curl -sSL -o tflint_key "${TFLINT_GPG_KEY_URI}"
+            gpg -q --import tflint_key
+            curl -sSL -o tflint_checksums.txt https://github.com/terraform-linters/tflint/releases/download/v${TFLINT_VERSION}/checksums.txt
+            curl -sSL -o tflint_checksums.txt.sig https://github.com/terraform-linters/tflint/releases/download/v${TFLINT_VERSION}/checksums.txt.sig
+            gpg --verify tflint_checksums.txt.sig tflint_checksums.txt
+        else
+            echo "${TFLINT_SHA256} *${TFLINT_FILENAME}" > tflint_checksums.txt
+        fi
+        sha256sum --ignore-missing -c tflint_checksums.txt
+    fi
+    unzip /tmp/tf-downloads/${TFLINT_FILENAME}
+    mv -f tflint /usr/local/bin/
+fi
+if [ "${TERRAGRUNT_VERSION}" != "none" ]; then
+    echo "Downloading Terragrunt..."
+    terragrunt_filename="terragrunt_linux_${architecture}"
+    curl -sSL -o /tmp/tf-downloads/${terragrunt_filename} https://github.com/gruntwork-io/terragrunt/releases/download/v${TERRAGRUNT_VERSION}/${terragrunt_filename}
+    if [ "${TERRAGRUNT_SHA256}" != "dev-mode" ]; then
+        if [ "${TERRAGRUNT_SHA256}" = "automatic" ]; then
+            curl -sSL -o terragrunt_SHA256SUMS https://github.com/gruntwork-io/terragrunt/releases/download/v${TERRAGRUNT_VERSION}/SHA256SUMS
+        else
+            echo "${TERRAGRUNT_SHA256} *${terragrunt_filename}" > terragrunt_SHA256SUMS
+        fi
+        sha256sum --ignore-missing -c terragrunt_SHA256SUMS
+    fi
+    chmod a+x /tmp/tf-downloads/${terragrunt_filename}
+    mv -f /tmp/tf-downloads/${terragrunt_filename} /usr/local/bin/terragrunt
+fi
+
+rm -rf /tmp/tf-downloads ${GNUPGHOME}
+echo "Done!"