Add Arch Linux & Manjaro support

Makefile

@@ -43,8 +43,8 @@ all: build
 $(TARGET_BUILD_DIR)/mstrap: $(SOURCES)
 	@if [ ! -z "$(MESON)" ]; then \
 		mkdir -p $(TARGET_BUILD_DIR); \
-		meson setup $(MESON_FLAGS) $(TARGET_BUILD_DIR); \
-		meson compile -v -C $(TARGET_BUILD_DIR); \
+		$(MESON) setup $(MESON_FLAGS) $(TARGET_BUILD_DIR); \
+		$(MESON) compile -v -C $(TARGET_BUILD_DIR); \
 	else \
 		echo "FAIL: meson must be installed"; \
 		exit 1; \
@@ -112,4 +112,4 @@ release: gon.hcl bin/mstrap
 
 .PHONY: install
 install: $(TARGET_BUILD_DIR)/mstrap
-	meson install -C $(TARGET_BUILD_DIR) --tags runtime
+	$(MESON) install -C $(TARGET_BUILD_DIR) --tags runtime

src/mstrap/platform/linux.cr

@@ -1,5 +1,6 @@
 {% skip_file unless flag?(:linux) %}
 
+require "./linux/archlinux"
 require "./linux/debian"
 require "./linux/rhel"
 require "./linux/*"
@@ -10,13 +11,19 @@ module MStrap
 
     class UnsupportedDistroError < Exception; end
 
-    DISTRO_CENTOS  = "centos"
-    DISTRO_DEBIAN  = "debian"
-    DISTRO_FEDORA  = "fedora"
-    DISTRO_REDHAT  = "redhat"
-    DISTRO_UBUNTU  = "ubuntu"
-    DISTRO_UNKNOWN = "unknown"
-
+    DISTRO_ARCHLINUX = "arch"
+    DISTRO_CENTOS    = "centos"
+    DISTRO_DEBIAN    = "debian"
+    DISTRO_FEDORA    = "fedora"
+    DISTRO_MANJARO   = "manjarolinux"
+    DISTRO_REDHAT    = "redhat"
+    DISTRO_UBUNTU    = "ubuntu"
+    DISTRO_UNKNOWN   = "unknown"
+
+    ARCH_DISTROS = [
+      DISTRO_ARCHLINUX,
+      DISTRO_MANJARO,
+    ]
     DEBIAN_DISTROS = [
       DISTRO_DEBIAN,
       DISTRO_UBUNTU,
@@ -27,6 +34,7 @@ module MStrap
       DISTRO_REDHAT,
     ]
 
+    DISTRO_FAMILY_ARCH   = "arch"
     DISTRO_FAMILY_RHEL   = "rhel"
     DISTRO_FAMILY_DEBIAN = "debian"
 
@@ -39,7 +47,9 @@ module MStrap
     def distro_family
       d = distro
 
-      if DEBIAN_DISTROS.includes?(d)
+      if ARCH_DISTROS.includes?(d)
+        DISTRO_FAMILY_ARCH
+      elsif DEBIAN_DISTROS.includes?(d)
         DISTRO_FAMILY_DEBIAN
       elsif RHEL_DISTROS.includes?(d)
         DISTRO_FAMILY_RHEL
@@ -58,6 +68,16 @@ module MStrap
       `lsb_release -sc`.strip.downcase
     end
 
+    # Returns true if on ArchLinux
+    def archlinux?
+      distro == DISTRO_ARCHLINUX
+    end
+
+    # Returns true on ArchLinux-based distros (e.g. Arch, Manjaro)
+    def arch_distro?
+      distro_family == DISTRO_FAMILY_ARCH
+    end
+
     # Returns true if on CentOS
     def centos?
       distro == DISTRO_CENTOS
@@ -100,7 +120,9 @@ module MStrap
 
     # :nodoc:
     def platform
-      if debian_distro?
+      if arch_distro?
+        Linux::Archlinux
+      elsif debian_distro?
         Linux::Debian
       elsif fedora?
         Linux::Fedora

src/mstrap/platform/linux/archlinux.cr

@@ -0,0 +1,15 @@
+module MStrap
+  module Linux
+    module Archlinux
+      extend DSL
+
+      def self.install_packages!(packages : Array(String))
+        cmd("pacman", ["-Sy", "--noconfirm", "--needed"] + packages, sudo: true)
+      end
+
+      def self.package_installed?(package_name : String)
+        cmd("pacman", ["-Qi", package_name], quiet: true)
+      end
+    end
+  end
+end

src/mstrap/runtime.cr

@@ -28,10 +28,6 @@ module MStrap
       language_name
     end
 
-    # :nodoc:
-    def asdf_pre_version_install
-    end
-
     # :nodoc:
     def asdf_version_env_var
       @asdf_version_env_var ||= "ASDF_#{asdf_plugin_name.upcase}_VERSION"
@@ -125,8 +121,6 @@ module MStrap
 
       with_dir_version(Dir.current) do
         if current_version && current_version != "" && !has_version?(current_version)
-          asdf_pre_version_install
-
           log "--> Installing #{language_name} #{current_version} via asdf-#{asdf_plugin_name}: "
           unless cmd("asdf install #{asdf_plugin_name} #{current_version}", quiet: true)
             logc "There was an error installing the #{language_name} via asdf. Check #{MStrap::Paths::LOG_FILE} or run again with --debug"

src/mstrap/runtimes/node.cr

@@ -11,14 +11,6 @@ module MStrap
         "node"
       end
 
-      def asdf_pre_version_install
-        log "--> Ensure node.js release team keyring is up-to-date: "
-        unless cmd "bash ~/.asdf/plugins/nodejs/bin/import-release-team-keyring", quiet: true
-          logc "There was an error updating the node.js release team keyring. Check #{MStrap::Paths::LOG_FILE} or run again with --debug"
-        end
-        success "OK"
-      end
-
       def bootstrap
         if File.exists?("yarn.lock")
           cmd "brew install yarn", quiet: true

src/mstrap/supports/docker.cr

@@ -108,7 +108,9 @@ module MStrap
           require_reboot = false
 
           success =
-            if MStrap::Linux.debian_distro?
+            if MStrap::Linux.arch_distro?
+              install_docker_archlinux!
+            elsif MStrap::Linux.debian_distro?
               install_docker_debian!
             elsif MStrap::Linux.rhel_distro?
               install_docker_rhel!
@@ -160,6 +162,11 @@ module MStrap
       success
     end
 
+    private def install_docker_archlinux!
+      logn "Installing Docker from ArchLinux repos"
+      MStrap::Platform.install_packages!(["docker", "docker-compose"])
+    end
+
     private def install_docker_centos!
       # https://docs.docker.com/engine/install/centos/#installation-methods
       logn "Installing Docker from Official Docker Repos"
@@ -201,23 +208,14 @@ module MStrap
     private def install_docker_fedora!
       distro_version = MStrap::Linux.distro_version
 
-      if distro_version == "32"
-        logn "Installing Docker from Fedora repos"
-
-        success = cmd("sudo dnf -y install moby-engine grubby") &&
-                  fedora_disable_cgroups_v2!
+      # https://docs.docker.com/engine/install/fedora/#installation-methods
+      logn "Installing Docker from Official Docker Repos"
+      success = cmd("sudo dnf -y install dnf-plugins-core grubby") &&
+                cmd("sudo dnf config-manager -y --add-repo https://download.docker.com/linux/fedora/docker-ce.repo") &&
+                cmd("sudo dnf install -y docker-ce docker-ce-cli containerd.io") &&
+                fedora_disable_cgroups_v2!
 
-        success
-      else
-        # https://docs.docker.com/engine/install/fedora/#installation-methods
-        logn "Installing Docker from Official Docker Repos"
-        success = cmd("sudo dnf -y install dnf-plugins-core grubby") &&
-                  cmd("sudo dnf config-manager -y --add-repo https://download.docker.com/linux/fedora/docker-ce.repo") &&
-                  cmd("sudo dnf install -y docker-ce docker-ce-cli containerd.io") &&
-                  fedora_disable_cgroups_v2!
-
-        success
-      end
+      success
     end
 
     private def install_docker_rhel!

src/mstrap/supports/mkcert.cr

@@ -29,7 +29,13 @@ module MStrap
     private def install_dependencies! : Nil
       nss_package_name =
         {% if flag?(:linux) %}
-          MStrap::Linux.debian_distro? ? "libnss3-tools" : "nss-tools"
+          if MStrap::Linux.arch_distro?
+            "nss"
+          elsif MStrap::Linux.debian_distro?
+            "libnss3-tools"
+          else
+            "nss-tools"
+          end
         {% elsif flag?(:darwin) %}
           "nss"
         {% else %}