From 0551a7484b76de4bd2f6ed95962a628dec98bc56 Mon Sep 17 00:00:00 2001
From: Daniel Nashed <nsh@nashcom.de>
Date: Sun, 22 Sep 2024 01:21:07 +0000
Subject: [PATCH] Support for Alpine Linux

---
 domdownload.sh           | 19 ++++++++++++-------
 install_container_env.sh | 33 +++++++++++++++++++++++++++++++--
 2 files changed, 43 insertions(+), 9 deletions(-)

diff --git a/domdownload.sh b/domdownload.sh
index cada69c..9686c07 100755
--- a/domdownload.sh
+++ b/domdownload.sh
@@ -2,7 +2,7 @@
 
 ###########################################################################
 # Domino Software Download Script                                         #
-# Version 1.0.3 21.07.2024                                                #
+# Version 1.0.5 22.09.2024                                                #
 # Copyright Nash!Com, Daniel Nashed                                       #
 #                                                                         #
 # Licensed under the Apache License, Version 2.0 (the "License");         #
@@ -46,11 +46,12 @@
 # 1.0.2  Add redirect support for custom download option
 # 1.0.3  Add support for direct download specifying -filename & -fileid and -hash
 # 1.0.4  Add error checks for fileURL results specially for license accept returned errors
+# 1.0.5  Support for Alpine Linux
 
 SCRIPT_NAME=$0
 SCRIPT_DIR=$(dirname $SCRIPT_NAME)
 
-DOMDOWNLOAD_SCRIPT_VERSION=1.0.4
+DOMDOWNLOAD_SCRIPT_VERSION=1.0.5
 
 # Just print version and exit
 case "$1" in
@@ -300,8 +301,8 @@ install_package()
 
     $SUDO /usr/bin/apt-get install -y "$@"
 
-  elif [ -x /sbin/apk]; then
-    $SUDO  /sbin/apk add "$@"
+  elif [ -x /sbin/apk ]; then
+    $SUDO /sbin/apk add "$@"
 
   else
 
@@ -471,13 +472,17 @@ CheckEnvironment()
 
   else
 
-    CHECKSUM_VERSION=$(sha256sum --version 2>/dev/null | head -1)
-    CHECKSUM_CMD="sha256sum"
+    if [ -x /usr/bin/sha256sum ]; then
+      CHECKSUM_CMD="/usr/bin/sha256sum"
+    elif [ -x /usr/local/bin/sha256sum ]; then
+      CHECKSUM_CMD="/usr/local/bin/sha256sum"
+    fi
 
-    if [ -z "$CHECKSUM_VERSION" ]; then
+    if [ -z "$CHECKSUM_CMD" ]; then
       LogError "No sha256sum found"
       exit 1
     fi
+
   fi
 
   if [ -e /usr/bin/curl ]; then
diff --git a/install_container_env.sh b/install_container_env.sh
index c6c12f7..ce48f76 100755
--- a/install_container_env.sh
+++ b/install_container_env.sh
@@ -1,11 +1,11 @@
-#!/bin/bash
+#!/bin/sh
 
 ############################################################################
 # Copyright Nash!Com, Daniel Nashed 2022-2024 - APACHE 2.0 see LICENSE
 ############################################################################
 
 # Container environment installation script
-# Version 1.0.2 24.08.2024
+# Version 1.0.3 22.09.2024
 
 # - Installs required software
 # - Adds notes:notes user and group
@@ -180,6 +180,10 @@ linux_update()
 
     apt-get upgrade -y
 
+  elif [ -x /sbin/apk ]; then
+    header "Updating Linux via apk"
+    apk update
+
   fi
 }
 
@@ -341,6 +345,9 @@ install_software()
     # Ubuntu needs different packages and doesn't provide some others
     install_package bind9-utils
 
+  elif [ -x /sbin/apk ]; then
+    install_packages bash outils-sha256 curl gettext gawk openssl shadow
+
   else
 
     # RHEL/CentOS/Fedora
@@ -471,6 +478,24 @@ install_container_env()
 
       # install_packages docker.io docker-buildx docker-compose-v2
 
+    elif [ -x /sbin/apk ]; then
+
+      # Alpine Linux Docker install
+      install_package docker
+
+      header "Enabling and starting Docker"
+
+      if [ -x /sbin/openrc ]; then
+        header "Enabling and starting Docker"
+        openrc default
+        rc-service docker start
+
+        rc-update add docker default
+        openrc default
+      fi
+
+      return 0
+
     else
       # Assume Redhat/CentOS compatible environments
 
@@ -512,6 +537,10 @@ must_be_root()
     return 0
   fi
 
+  if [ "$(id -u)" = "0" ]; then
+    return 0
+  fi
+
   log_error "Installation requires root permissions. Switch to root or try 'sudo'"
   exit 1
 }