Merge pull request #73 from unicef/fix/install-macos-when-missing-dep…

…endencies

Fix: install macos when missing dependencies

.github/workflows/install-tests.yml

@@ -175,3 +175,17 @@ jobs:
           cd installer
           zsh ./install-magasin.sh -c
           zsh ./uninstall-magasin.sh -c
+
+      # Test uninstall 
+      - name: Prepare next test, uninstall helm dependency 
+        run: |
+            brew uninstall helm
+          
+      # Test install with curl 
+      - name: Test install using curl piping
+        run: |
+          cd installer
+          python -m http.server 8080 &
+          curl -sSL http://localhost:8080/install-magasin.sh | zsh -s - -i 
+
+

installer/install-magasin.sh

@@ -6,6 +6,10 @@
 # the functionality of all tools once installed.
 
 
+# If curl piping is used the name of the script is set to the name of the shell (f.i zsh or bash)
+# We replace the script_name variable with this value when zsh or bash 
+# It should be the name of the file containing the script.
+DEFAULT_SCRIPT_NAME='install-magasin.sh'
 
 # Magasin base url
 BASE_URL=http://unicef.github.io/magasin
@@ -150,6 +154,121 @@ function usage {
 
 script_name=$(basename "$0")
 
+# When curl piping the name is set to the name of the shell, so we setup a default name.
+if [[ "$script_name" == "zsh" || "$script_name" == "bash" ]]; then
+    script_name=$DEFAULT_SCRIPT_NAME
+fi
+
+
+while getopts ":f:u:r:yichd" opt; do
+  case $opt in
+    y)
+      AUTO_INSTALL=true
+      ;;
+    c)
+      ONLY_CHECK=true
+      ;;
+    i) 
+      ONLY_LOCAL_INSTALL=true
+      ;;
+    d)
+      DEBUG=true
+      ;;
+    u) 
+      CUSTOM_HELM_REPO=true
+      MAGASIN_HELM_REPO=$OPTARG
+      ;;
+    f)
+      # Check if the folder exists.
+      if [ -d $OPTARG ]; then
+          echo_debug "Values folder exists $OPTARG" 
+          VALUES_FOLDER=$OPTARG
+      fi
+      ;;
+  esac
+done
+
+# Function to display warning messages.
+# Prepends two !! in orangish color.
+echo_warning() {
+    printf "\033[38;5;208m[ W ]\033[0m %s\n" "$@" 
+}
+
+# Function to display error messages in red. Prepends ERROR
+echo_error() {
+    printf "\033[31mERROR:\033[0m %s\n" "$@"
+}
+
+# Exit displaying how to debug
+exit_error() {
+  local code=$1
+  echo_error "$code" 
+  echo_error "You may get more information about the issue by running the script including the debug option (-d):"
+  echo_error "       $script_name -d "
+  echo ""
+  exit $code
+}
+
+echo_magasin() {
+
+echo ""
+echo " Welcome to the world of tomorrow            "
+printf "\033[31m"
+printf "                            ▄          \n"             
+printf "                           ███        \n"
+printf "                            ▀         \033[0m\n"
+echo   " ▐█▙█▖ ▟██▖ ▟█▟▌ ▟██▖▗▟██▖ ██  ▐▙██▖   "
+echo   " ▐▌█▐▌ ▘▄▟▌▐▛ ▜▌ ▘▄▟▌▐▙▄▖▘  █  ▐▛ ▐▌   "
+echo   " ▐▌█▐▌▗█▀▜▌▐▌ ▐▌▗█▀▜▌ ▀▀█▖  █  ▐▌ ▐▌   "
+echo   " ▐▌█▐▌▐▙▄█▌▝█▄█▌▐▙▄█▌▐▄▄▟▌▗▄█▄▖▐▌ ▐▌   "
+echo   " ▝▘▀▝▘ ▀▀▝▘ ▞▀▐▌ ▀▀▝▘ ▀▀▀ ▝▀▀▀▘▝▘ ▝▘   "
+echo   "            ▜█▛▘                       "
+echo   ""  
+
+}
+
+function usage {
+  echo "Usage: $1 [-y] [-c] [-i] [-r realm_prefix-realm_postfix (magasin)] [-f values_folder (./)] [-d] [-h]"
+  echo ""
+  echo "This script checks dependencies and installs magasin components"
+  echo "Each component is installed within its own namespace."  
+  echo ""
+  echo "Options:"
+  echo "  -y  Skip prompting questions during installation"
+  echo "  -c  Only check if all pre-requisites are installed in the local machine."
+  echo "  -i  Only install all pre-requisites in the local machine. Does not install magasin in Kubernetes"
+  echo "  -r  Realm prefix and suffix (default: magasin). Prefix and suffix are separated by '-'." 
+  echo "        If more than one '-', the last one will be used as separator." 
+  echo "        The realm 'magasin-new-dev' will set 'magasin-new' as prefix and 'dev' as suffix."
+  echo "  -f  Folder with custom values.yaml files (default: ./)."
+  echo "        Files within the folder shall have the same name as the component. Example:"  
+  echo "        drill.yaml, dagster.yaml, superset.yaml, daskhub.yaml"
+  echo "  -u  URL/path to the magasin's helm repository (default: https://unicef.github.io/magasin/)"
+  echo "      "
+  echo "  -d  Enable debug mode (displays all commands run)."
+  echo "  -h  Display this help message and exit."
+  echo " "
+  echo "Examples:"
+  echo "   - Only check if all requirements are installed"
+  echo "       $1 -c "
+  echo "   - Setup the realm 'test'. Will use test-<component> as namespaces"
+  echo "       $1 -r test"
+  echo "   - Enable debug mode, skip being promted, and setup the realm 'magasin-dev'" 
+  echo "     (which results in magasin-<component>-dev as namespaces)"
+  echo "       $1 -d -y -r magasin-dev"
+  exit 0
+}
+
+script_name=$(basename "$0")
+
+# Check if the script name is zsh or bash and replace it with the default name (install_magasin.sh)
+if [[ "$script_name" == "zsh" || "$script_name" == "bash" ]]; then
+  script_name="install_magasin.sh"
+fi
+
+# If script name is zsh or bash replace is with default name (install_magasin.sh)
+
+
 while getopts ":f:u:r:yichd" opt; do
   case $opt in
     y)
@@ -253,6 +372,15 @@ echo "-----------"
 # Initialize report variables
 declare -A install_status
 
+
+if [[ $- == *i* ]]; then
+    echo_info "Interactive shell"
+else
+    echo_warning "Non-Interactive shell detected. Setting automatic install of dependencies..."
+    AUTO_INSTALL=true
+fi
+
+
 # if a command does not exist this variable is set to true
 command_missing=false
 
@@ -306,7 +434,6 @@ if [[ $PLATFORM == $LINUX ]]; then
   check_linux_requirements_status
 
   # Only debian / apt-get systems supported
-
   if [ "${install_status["apt-get"]}" = "not installed" ]; then
     echo ""
     echo_error "apt-get is not installed. Are you in a Debian like system?"
@@ -469,6 +596,7 @@ not_working=false
 
 echo ""
 echo_info "Verifying commands are working..."
+# Verify kubeclt 
 if ! kubectl &> /dev/null; then
   echo_error "The kubectl command ($(command -v "kubectl")) is not working properly."
   echo_error "Installation documentation:"
@@ -490,7 +618,7 @@ else
   echo_success "helm is working"
 fi
 
-# Verify helm functionality
+# Verify mc functionality
 if ! mc --version &> /dev/null; then
   echo_error "The mc command ($(command -v "mc")) is not working properly."
   echo_error "Installation documentation:"
@@ -501,8 +629,17 @@ else
   echo_success "mc is working"
 fi
 
+if ! mag --version &> /dev/null; then
+  echo_error "The mag command ($(command -v "mag")) is not working properly."
+  echo_error "Installation documentation:"
+  echo_error "          https://min.io/docs/minio/linux/reference/minio-mc.html#install-mc"
+  not_working=true
+
+else 
+  echo_success "mc is working"
+fi
 
-if [ "$not_working" = true ]; then
+if [[ "$not_working" == true ]]; then
   echo_error "Some of the commands are not working."
   exit_error 10
 fi