invoke/luanti-remote/tasks.py

   1 from invoke import task
   2 from invoke import tasks
   3 import os
   4 from datetime import datetime as dt
   5
   6 IP=os.environ.get('LUANTI_IP')
   7 USER=os.environ.get('LUANTI_USER')
   8 HOME=os.environ.get('LUANTI_HOME')
   9 LOCAL_HOME=os.environ.get('HOME')
  10 TODAY = dt.now().strftime('%Y.%m.%d')
  11
  12 WORLD='world'  # World folder
  13
  14 USER_AT_IP=f'{USER}@{IP}'
  15 SSH=f'ssh {USER}@{IP}'
  16 SCP=f'scp {USER}@{IP}'
  17 BACKUP_FILE=f'world.{TODAY}.tar'
  18 LOCAL_BACKUPS=f'{LOCAL_HOME}/backup/luanti'
  19
  20 LUANTI=f'{HOME}/luanti'
  21 MODS=f'{LUANTI}/mods'
  22 SERVE=f'screen -d -m {LUANTI}/bin/luantiserver --gameid minetest --worldname world'
  23
  24 def browse(c, url):
  25     c.run(f"librewolf {url}")
  26
  27 @task
  28 def list_mods(c):
  29     c.run(f'{SSH} -C ls {MODS}')
  30
  31 @task
  32 def lookup_mod(c, mod):
  33     browse(c, f'https://content.luanti.org/packages/?q={mod}')
  34
  35 @task
  36 def backup_mod(c, mod):
  37     c.run(f'mkdir -p {LOCAL_BACKUPS}/mods')
  38     tmpdir = '/tmp/mod_backups'
  39     c.run(f'{SSH} -C mkdir -p {tmpdir}')
  40     tarfile = f'{tmpdir}/{mod}.tar'
  41     c.run(f'{SSH} -C rm -f {tarfile} 2> /dev/null')
  42     c.run(f'{SSH} -C tar cf {tarfile} --directory {MODS} {mod}')
  43     c.run(f'{SCP}:{tarfile} {LOCAL_BACKUPS}/mods')
  44     c.run(f'ls -l {LOCAL_BACKUPS}/mods')
  45     c.run(f'tar --list -f {LOCAL_BACKUPS}/mods/{mod}.tar | tail')
  46     c.run(f'tar --list -f {LOCAL_BACKUPS}/mods/{mod}.tar | wc')
  47
  48 @task
  49 def unpack_mod(c, mod):
  50     tarfile = f'{LOCAL_BACKUPS}/mods/{mod}.tar'
  51     unpack = f'{LOCAL_BACKUPS}/mods/unpack'
  52     c.run(f'mkdir -p {unpack}')
  53     c.run(f'cp {tarfile} {unpack}/')
  54     c.run(f'cd {unpack}; tar xf {unpack}/{mod}.tar')
  55     c.run(f'ls {unpack}')
  56
  57 updated_mods = f'{LOCAL_BACKUPS}/updated_mods'
  58
  59 @task
  60 def repack_mod(c, mod):
  61     unpacked_mods = f'{LOCAL_BACKUPS}/mods/unpack/'
  62     tarfile = f'{updated_mods}/{mod}.tar'
  63     c.run(f'tar cf {tarfile} --directory={unpacked_mods} {mod}')
  64     c.run(f'mkdir -p {updated_mods}')
  65     c.run(f'ls -l {updated_mods}')
  66     c.run(f'tar --list -f {updated_mods}/{mod}.tar | tail')
  67     c.run(f'tar --list -f {updated_mods}/{mod}.tar | wc')
  68
  69 # @task(pre=[tasks.call(backup_mod, mod=mod)])
  70 @task
  71 def push_updated_mod(c, mod):
  72     tmpdir = '/tmp/updated_mods'
  73     c.run(f'{SSH} -C mkdir -p {tmpdir}')
  74     c.run(f'scp {updated_mods}/{mod}.tar {USER_AT_IP}:{tmpdir}')
  75     c.run(f'{SSH} -C ls -al {tmpdir}')
  76     c.run(f'{SSH} -C tar --list -f {tmpdir}/{mod}.tar')
  77     c.run(f'{SSH} -C mv {MODS}/{mod} /tmp/{mod}.{TODAY}.bk')
  78     c.run(f'{SSH} -C tar xf {tmpdir}/{mod}.tar --directory {MODS}')
  79     c.run(f'{SSH} -C ls -l {MODS}/{mod}')
  80
  81
  82 @task
  83 def compress(c):
  84     c.run(f'{SSH} -C tar cf {HOME}/{BACKUP_FILE} --directory={HOME} {WORLD}')
  85
  86 @task(compress)
  87 def backup(c):
  88     stopped = input("Is the server stopped?")
  89     if(stopped != 'y'):
  90         print("so go stop the server...")
  91         exit()
  92     print(f'Backup {HOME}/{BACKUP_FILE} to {LOCAL_BACKUPS}')
  93     c.run(f'mkdir -p {LOCAL_BACKUPS}')
  94     c.run(f'{SCP}:{BACKUP_FILE} {LOCAL_BACKUPS}')
  95     print(f'Backedup up {BACKUP_FILE} to {LOCAL_BACKUPS}')
  96     c.run(f'ls {LOCAL_BACKUPS} | grep world')
  97     c.run(f'tar tvf {LOCAL_BACKUPS}/{BACKUP_FILE}')
  98
  99
 100 @task
 101 def cli_hint(c):
 102     browse(c, 'https://console.kamatera.com/cli')
 103
 104 @task
 105 def cheat_sheets(c):
 106     browse(c, 'https://edward.delaporte.us/blog/luanti/')
 107
 108 @task
 109 def verify_backup(c):
 110     TAR_FILE=f'{LOCAL_BACKUPS}/{BACKUP_FILE}'
 111     DB_FILE='map.sqlite'
 112     print(f'Extracting {DB_FILE} from {TAR_FILE}')
 113     c.run(f'cd /tmp;tar --extract --file={LOCAL_BACKUPS}/{BACKUP_FILE} {WORLD}/{DB_FILE}')
 114     result = c.run(f'echo "PRAGMA quick_check;" | sqlite3 /tmp/{DB_FILE}')
 115     # print(f'Check on {DB_FILE}: {result}')
 116     # print(f'Exit code: {result.exited}')
 117
 118     if(not 'ok' in result.stdout):
 119         print("=========================================")
 120         print("database is corrupt, restore from backup!")
 121         print("=========================================")
 122
 123
 124 @task(verify_backup)
 125 def serve(c):
 126     print(f"Attempting to connect to {IP}")
 127     result = c.run(f'ssh {USER}@{IP} -C {SERVE}')
 128     print(f'Server should now be running in a remote screen session.')
 129     print(result)