download_assets

Author: hyperknot

scripts/http_host/host_manager.py

@@ -7,12 +7,17 @@
 import click
 import requests
 from http_host_lib import DEFAULT_ASSETS_DIR, DEFAULT_RUNS_DIR, MNT_DIR
-from http_host_lib.download_assets import download_fonts, download_natural_earth, download_sprites
+from http_host_lib.download_assets import (
+    download_fonts,
+    download_natural_earth,
+    download_sprites,
+    download_styles,
+)
 from http_host_lib.download_tileset import download_and_extract_tileset
 from http_host_lib.mount import clean_up_mounts, create_fstab
 from http_host_lib.nginx import write_nginx_config
 from http_host_lib.set_tileset_versions import set_tileset_versions
-from http_host_lib.utils import assert_linux, assert_single_process, assert_sudo
+from http_host_lib.utils import assert_linux, assert_sudo
 
 
 @click.group()
@@ -94,9 +99,11 @@ def download_assets(assets_dir: Path):
         sys.exit("asset dir's parent doesn't exist")
 
     download_fonts(assets_dir)
-    download_natural_earth(assets_dir)
+    download_styles(assets_dir)
     download_sprites(assets_dir)
 
+    download_natural_earth(assets_dir)
+
 
 @cli.command()
 def mount():

scripts/http_host/http_host_lib/download_assets.py

@@ -10,44 +10,50 @@
 def download_fonts(assets_dir: Path):
     """
     Download and extract font assets if their file size differ.
-    Making updates atomic, with extraction to a temp dest + rename
     """
 
     fonts_dir = assets_dir / 'fonts'
     fonts_dir.mkdir(exist_ok=True, parents=True)
 
-    fonts_temp = assets_dir / 'fonts_temp'
+    url = 'https://assets.openfreemap.com/fonts/ofm.tar.gz'
+    local_file = fonts_dir / 'ofm.tar.gz'
+    if not download_if_size_differs(url, local_file):
+        return
 
-    for font in ['ofm']:
-        url = f'https://assets.openfreemap.com/fonts/{font}.tar.gz'
-        local_file = fonts_dir / f'{font}.tar.gz'
-        if not download_if_size_differs(url, local_file):
-            continue
+    ofm_dir = fonts_dir / 'ofm'
+    shutil.rmtree(ofm_dir, ignore_errors=True)
 
-        shutil.rmtree(fonts_temp, ignore_errors=True)
-        fonts_temp.mkdir()
+    subprocess.run(
+        ['tar', '-xzf', local_file, '-C', fonts_dir],
+        check=True,
+    )
 
-        subprocess.run(
-            ['tar', '-xzf', local_file, '-C', fonts_temp],
-            check=True,
-        )
 
-        target_dir = fonts_dir / font
-        target_dir_renamed = fonts_dir / f'{font}.bak'
-        temp_dir = fonts_temp / font
+def download_styles(assets_dir: Path):
+    """
+    Download and extract style assets if their file size differ.
+    """
+
+    styles_dir = assets_dir / 'styles'
+    styles_dir.mkdir(exist_ok=True, parents=True)
 
-        if target_dir.exists():
-            target_dir.rename(target_dir_renamed)
-        temp_dir.rename(target_dir)
+    url = 'https://assets.openfreemap.com/styles/ofm.tar.gz'
+    local_file = styles_dir / 'ofm.tar.gz'
+    if not download_if_size_differs(url, local_file):
+        return
 
-        shutil.rmtree(target_dir_renamed, ignore_errors=True)
+    ofm_dir = styles_dir / 'ofm'
+    shutil.rmtree(ofm_dir, ignore_errors=True)
 
-    shutil.rmtree(fonts_temp, ignore_errors=True)
+    subprocess.run(
+        ['tar', '-xzf', local_file, '-C', styles_dir],
+        check=True,
+    )
 
 
 def download_sprites(assets_dir: Path):
     """
-    Download and extract sprites if their file size differ.
+    Download and extract sprites if the version is not available
     """
 
     sprites_dir = assets_dir / 'sprites'