Added a rerun feature. So we don't have to wait for pacstrap every debug run :P

archinstall.py

@@ -424,6 +424,8 @@ if __name__ == '__main__':
 	if not 'default' in args: args['default'] = False
 	if not 'profile' in args: args['profile'] = None
 	if not 'profiles-path' in args: args['profiles-path'] = profiles_path
+	if not 'rerun' in args: args['rerun'] = None
+	rerun = False
 
 	if args['drive'][0] != '/':
 		## Remap the selected UUID to the device to be formatted.
@@ -530,6 +532,8 @@ if __name__ == '__main__':
 	print()
 	print('[!] Disk PASSWORD is: {}'.format(args['password']))
 	print()
+
+	if not args['rerun']:
 		print('[N] Setting up {drive}.'.format(**args))
 		# dd if=/dev/random of=args['drive'] bs=4096 status=progress
 		# https://github.com/dcantrell/pyparted	would be nice, but isn't officially in the repo's #SadPanda
@@ -554,6 +558,7 @@ if __name__ == '__main__':
  		print(f'Partition info: {part_name}')
  		print(json.dumps(args['paritions'][part_name], indent=4))
 
+ 	if not args['rerun']:
 		o = b''.join(sys_command('/usr/bin/mkfs.vfat -F32 {drive}{partition_1}'.format(**args)).exec())
 		if (b'mkfs.fat' not in o and b'mkfs.vfat' not in o) or b'command not found' in o:
 			print('[E] Could not setup {drive}{partition_1}'.format(**args), o)
@@ -573,6 +578,7 @@ if __name__ == '__main__':
 		print('[E] Could not mount encrypted device.', o)
 		exit(1)
 
+	if not args['rerun']:
 		print('[N] Creating btrfs filesystem inside {drive}{partition_2}'.format(**args))
 		o = b''.join(sys_command('/usr/bin/mkfs.btrfs -f /dev/mapper/luksdev').exec())
 		if not b'UUID' in o:
@@ -601,6 +607,11 @@ if __name__ == '__main__':
 	## (For instance, modifying mirrors are done on LiveCD and replicated intwards)
 	for title in pre_conf:
 		print('[N] Network prerequisit step: {}'.format(title))
+		if args['rerun'] and args['rerun'] != title and not rerun:
+			continue
+		else:
+			rerun = True
+
 		for command in pre_conf[title]:
 			raw_command = command
 			opts = pre_conf[title][raw_command] if type(pre_conf[title][raw_command]) in (dict, oDict) else {}
@@ -625,6 +636,7 @@ if __name__ == '__main__':
 				print('[W] Prerequisit step failed: {}'.format(b''.join(o).decode('UTF-8')))
 			#print(o)
 
+	if not args['rerun'] or rerun:
 		print('[N] Straping in packages.')
 		o = b''.join(sys_command('/usr/bin/pacman -Syy').exec())
 		o = b''.join(sys_command('/usr/bin/pacstrap /mnt base base-devel btrfs-progs efibootmgr nano wpa_supplicant dialog {packages}'.format(**args)).exec())
@@ -633,6 +645,7 @@ if __name__ == '__main__':
 		print('[E] Failed to strap in packages', o)
 		exit(1)
 
+	if not args['rerun'] or rerun:
 		o = b''.join(sys_command('/usr/bin/genfstab -pU /mnt >> /mnt/etc/fstab').exec())
 		with open('/mnt/etc/fstab', 'a') as fstab:
 			fstab.write('\ntmpfs /tmp tmpfs defaults,noatime,mode=1777 0 0\n') # Redundant \n at the start? who knoes?
@@ -678,6 +691,11 @@ if __name__ == '__main__':
 		conf = instructions
 
 	for title in conf:
+		if args['rerun'] and args['rerun'] != title and not rerun:
+			continue
+		else:
+			rerun = True
+			
 		print('[N] Network Deploy: {}'.format(title))
 		if type(conf[title]) == str:
 			print('[N] Loading {} configuration'.format(conf[title]))

deployments/00:01:23:45:67:89.json

@@ -5,7 +5,8 @@
         "packages" : "openssh sudo openvpn easy-rsa",
         "post" : "stay",
         "country" : "SE",
-        "mirrors" : true
+        "mirrors" : true,
+        "rerun" : "install database"
     },
     "post" : {
         "install database": "postgresql",