feat: Improved the pacman installer, added an example

examples/installers/pacman.vsh

@@ -0,0 +1,11 @@
+#!/usr/bin/env -S v -n -w -gc none  -cc tcc -d use_openssl -enable-globals run
+
+import freeflowuniverse.herolib.installers.virt.pacman as pacman_installer
+
+mut pacman := pacman_installer.get()!
+
+// To install
+pacman.install()!
+
+// To remove
+pacman.destroy()!

lib/installers/virt/pacman/pacman_actions.v

@@ -1,20 +1,26 @@
 module pacman
 
 import freeflowuniverse.herolib.osal
-import freeflowuniverse.herolib.core.pathlib
 import freeflowuniverse.herolib.ui.console
 import freeflowuniverse.herolib.core
 import os
 
 // checks if a certain version or above is installed
-fn installed_() !bool {
-	return osal.done_exists('install_pacman')
+fn installed() !bool {
+	console.print_header('checking if pacman is installed')
+	res := os.execute('pacman -v')
+	if res.exit_code != 0 {
+		console.print_header('pacman is not installed')
+		return false
+	}
+	console.print_header('pacman is installed')
+	return true
 }
 
 // use https://archlinux.org/mirrorlist/
 
-fn install_() ! {
-	console.print_header('install pacman')
+fn install() ! {
+	console.print_header('installing pacman')
 
 	if core.platform()! == .arch {
 		return
@@ -24,78 +30,40 @@ fn install_() ! {
 		return error('only ubuntu supported for this installer.')
 	}
 
-	cmd := '
-
-    mkdir -p /etc/pacman.d/gnupg
-
-    '
+	mut cmd := 'apt update && apt upgrade -y'
 	osal.execute_stdout(cmd)!
 
-	dest := '/etc/pacman.conf'
-	c := $tmpl('templates/pacman.conf')
-	os.write_file(dest, c)!
+	cmd = 'mkdir -p /tmp/pacman'
+	osal.execute_stdout(cmd)!
 
-	dest2 := '/etc/pacman.d/mirrorlist'
-	c2 := $tmpl('templates/mirrorlist')
-	pathlib.template_write(c2, dest2, true)!
+	cmd = 'cd /tmp/pacman && wget https://gitlab.com/trivoxel/utilities/deb-pacman/-/archive/${version}/deb-pacman-${version}.tar'
+	osal.execute_stdout(cmd)!
 
-	osal.package_install('
-       arch-install-scripts
-       pacman-package-manager
-    ')!
+	cmd = 'cd /tmp/pacman && tar -xf deb-pacman-v1.0.tar'
+	osal.execute_stdout(cmd)!
 
-	url := 'https://gist.githubusercontent.com/despiegk/e56403ecba40f6057251c6cc609c4cf2/raw/1822c921e7282c491d8ac35f3719f51e234f1cbf/gistfile1.txt'
-	mut gpg_dest := osal.download(
-		url:        url
-		minsize_kb: 1000
-		reset:      true
-	)!
+	cmd = 'cd /tmp/pacman/deb-pacman-v1.0 && chmod +x pacman && sudo mv pacman /usr/local/bin'
+	osal.execute_stdout(cmd)!
 
-	cmd2 := '
-
-    mkdir -p  /tmp/keyrings
-    cd /tmp/keyrings
-    
-    wget https://archlinux.org/packages/core/any/archlinux-keyring/download -O archlinux-keyring.tar.zst
-    tar -xvf archlinux-keyring.tar.zst
-
-    mkdir -p /usr/share/keyrings
-    cp usr/share/pacman/keyrings/archlinux.gpg /usr/share/keyrings/
-
-    pacman-key --init
-    pacman-key --populate archlinux  
-
-    gpg --import ${gpg_dest.path}
-
-    # Clean up
-    rm -f pacman_keyring.asc
-
-    #pacman-key --refresh-keys
-    pacman-key --update
-    
-    rm -rf /tmp/keyrings
-
-    '
-	osal.execute_stdout(cmd2)!
-
-	// TODO: is not working well, is like it doesn;t write in right location
-	osal.done_set('install_pacman', 'OK')!
-
-	console.print_header('install done')
+	console.print_header('pacman is installed')
 }
 
-fn destroy_() ! {
-	osal.done_delete('install_pacman')!
+fn destroy() ! {
+	console.print_header('uninstall pacman')
 
-	osal.package_remove('
-       arch-install-scripts
-       pacman-package-manager
-    ')!
+	if core.platform()! == .arch {
+		return
+	}
 
-	// TODO: will need to remove more
-	osal.rm('
-       pacman
-       /etc/pacman.d
-       /var/cache/pacman
-    ')!
+	if core.platform()! != .ubuntu {
+		return error('only ubuntu supported for this installer.')
+	}
+
+	mut cmd := 'rm -rf /tmp/pacman'
+	osal.execute_stdout(cmd)!
+
+	cmd = 'sudo rm -rf /usr/local/bin/pacman'
+	osal.execute_stdout(cmd)!
+
+	console.print_header('pacman is uninstalled')
 }

lib/installers/virt/pacman/pacman_factory_.v

@@ -1,11 +1,9 @@
 module pacman
 
-import freeflowuniverse.herolib.core.base
 import freeflowuniverse.herolib.core.playbook
 import freeflowuniverse.herolib.ui.console
 import freeflowuniverse.herolib.sysadmin.startupmanager
 import freeflowuniverse.herolib.osal.zinit
-import time
 
 __global (
 	pacman_global  map[string]&PacmanInstaller
@@ -14,25 +12,98 @@ __global (
 
 /////////FACTORY
 
+@[params]
+pub struct ArgsGet {
+pub mut:
+	name string
+}
+
+pub fn get(args_ ArgsGet) !&PacmanInstaller {
+	return &PacmanInstaller{}
+}
+
+@[params]
+pub struct PlayArgs {
+pub mut:
+	heroscript string // if filled in then plbook will be made out of it
+	plbook     ?playbook.PlayBook
+	reset      bool
+}
+
+pub fn play(args_ PlayArgs) ! {
+	mut args := args_
+
+	mut plbook := args.plbook or { playbook.new(text: args.heroscript)! }
+
+	mut other_actions := plbook.find(filter: 'pacman.')!
+	for other_action in other_actions {
+		if other_action.name in ['destroy', 'install', 'build'] {
+			mut p := other_action.params
+			reset := p.get_default_false('reset')
+			if other_action.name == 'destroy' || reset {
+				console.print_debug('install action pacman.destroy')
+				destroy()!
+			}
+			if other_action.name == 'install' {
+				console.print_debug('install action pacman.install')
+				install()!
+			}
+		}
+	}
+}
+
 ////////////////////////////////////////////////////////////////////////////////////////////////////
 //////////////////////////# LIVE CYCLE MANAGEMENT FOR INSTALLERS ///////////////////////////////////
 ////////////////////////////////////////////////////////////////////////////////////////////////////
 
+fn startupmanager_get(cat zinit.StartupManagerType) !startupmanager.StartupManager {
+	// unknown
+	// screen
+	// zinit
+	// tmux
+	// systemd
+	match cat {
+		.zinit {
+			console.print_debug('startupmanager: zinit')
+			return startupmanager.get(cat: .zinit)!
+		}
+		.systemd {
+			console.print_debug('startupmanager: systemd')
+			return startupmanager.get(cat: .systemd)!
+		}
+		else {
+			console.print_debug('startupmanager: auto')
+			return startupmanager.get()!
+		}
+	}
+}
+
 @[params]
 pub struct InstallArgs {
 pub mut:
 	reset bool
 }
 
-pub fn install(args InstallArgs) ! {
-	if args.reset {
-		destroy()!
-	}
-	if !(installed_()!) {
-		install_()!
+pub fn (mut self PacmanInstaller) install(args InstallArgs) ! {
+	switch(self.name)
+	if args.reset || (!installed()!) {
+		install()!
 	}
 }
 
-pub fn destroy() ! {
-	destroy_()!
+pub fn (mut self PacmanInstaller) destroy() ! {
+	switch(self.name)
+	destroy()!
+}
+
+// switch instance to be used for pacman
+pub fn switch(name string) {
+	pacman_default = name
+}
+
+// helpers
+
+@[params]
+pub struct DefaultConfigArgs {
+	instance string = 'default'
 }

lib/installers/virt/pacman/pacman_model.v

@@ -1,25 +1,36 @@
 module pacman
 
-import freeflowuniverse.herolib.data.paramsparser
-import os
+import freeflowuniverse.herolib.data.encoderhero
 
-pub const version = ''
+pub const version = 'v1.0'
 const singleton = true
 const default = true
 
 // THIS THE THE SOURCE OF THE INFORMATION OF THIS FILE, HERE WE HAVE THE CONFIG OBJECT CONFIGURED AND MODELLED
+@[heap]
 pub struct PacmanInstaller {
 pub mut:
 	name string = 'default'
 }
 
-fn obj_init(obj_ PacmanInstaller) !PacmanInstaller {
-	// never call get here, only thing we can do here is work on object itself
-	mut obj := obj_
-	return obj
+// your checking & initialization code if needed
+fn obj_init(mycfg_ PacmanInstaller) !PacmanInstaller {
+	mut mycfg := mycfg_
+	return mycfg
 }
 
 // called before start if done
 fn configure() ! {
 	// mut installer := get()!
 }
+
+/////////////NORMALLY NO NEED TO TOUCH
+
+pub fn heroscript_dumps(obj PacmanInstaller) !string {
+	return encoderhero.encode[PacmanInstaller](obj)!
+}
+
+pub fn heroscript_loads(heroscript string) !PacmanInstaller {
+	mut obj := encoderhero.decode[PacmanInstaller](heroscript)!
+	return obj
+}