Check if out of date using local databases only

So that checking is faster and doesn't hit the server too often

1 files changed, 66 insertions, 56 deletions

diff --git a/update.py b/update.py
index ee2494b4739c..1b3a01fa7000 100644
--- a/update.py
+++ b/update.py
@@ -1,83 +1,93 @@
-import sys
 import subprocess
 import json
 import string
 from pathlib import Path
 
-# Script to update the PKGBUILD to the latest [core]/linux
+NAME = 'linux-lts'
+
+# Script to update the PKGBUILD to the latest [core]/linux-lts
+
+def get_current():
+    cmd = ['bash', '-c', 'source PKGBUILD; echo ${pkgver}-${pkgrel}']
+    version = subprocess.check_output(cmd).decode('utf8').strip()
+    return version
+
+
+def get_latest():
+    cmd = ['pacman', '-Si', NAME]
+    info = subprocess.check_output(cmd).decode('utf8').strip()
+    version = info.split('Version', 1)[1].split(':', 1)[1].split('\n', 1)[0].strip()
+    return version
+
 
 def get_info(pkgname):
     url = f"https://archlinux.org/packages/core/x86_64/{pkgname}/json/"
     data = subprocess.check_output(['curl', '-s', url]).decode()
     return json.loads(data)
 
+
 class Template(string.Template):
     delimiter="%"
 
+
 def arr(name, values):
     delimiter = '\n' + ' ' * (len(name) + 4)
     values = [f"'{value}'" if ':' in value else value for value in values]
     return f"{name}=({delimiter.join(values)})"
 
-kern_info = get_info('linux-lts')
-headers_info = get_info('linux-lts-headers')
-docs_info = get_info('linux-lts-docs')
-
-template = Template(Path('PKGBUILD.template').read_text())
-
-pkgbuild = template.substitute(
-    PKGVER=kern_info['pkgver'],
-    PKGREL=kern_info['pkgrel'],
-    URL=kern_info['url'],
-    KERN_PKGDESC=kern_info['pkgdesc'],
-    KERN_DEPENDS=arr("depends", kern_info['depends']),
-    KERN_CONFLICTS=arr("conflicts", kern_info['conflicts'] + ['"${_pkgname}"']),
-    KERN_OPTDEPENDS=arr("optdepends", kern_info['optdepends']),
-    KERN_PROVIDES=arr("provides", kern_info['provides']),
-    KERN_REPLACES=arr("replaces", kern_info['replaces']),
-    HEADERS_PKGDESC=headers_info['pkgdesc'],
-    HEADERS_DEPENDS=arr("depends", headers_info['depends']),
-    HEADERS_CONFLICTS=arr(
-        "conflicts", headers_info['conflicts'] + ['"${_pkgname}-headers"']
-    ),
-    HEADERS_OPTDEPENDS=arr("optdepends", headers_info['optdepends']),
-    HEADERS_PROVIDES=arr("provides", headers_info['provides']),
-    HEADERS_REPLACES=arr("replaces", headers_info['replaces']),
-    DOCS_PKGDESC=docs_info['pkgdesc'],
-    DOCS_DEPENDS=arr("depends", docs_info['depends']),
-    DOCS_CONFLICTS=arr("conflicts", docs_info['conflicts'] + ['"${_pkgname}-docs"']),
-    DOCS_OPTDEPENDS=arr("optdepends", docs_info['optdepends']),
-    DOCS_PROVIDES=arr("provides", docs_info['provides']),
-    DOCS_REPLACES=arr("replaces", docs_info['replaces']),
-)
-
-# Delete empty arrays:
-pkgbuild = '\n'.join(line for line in pkgbuild.splitlines() if not line.endswith('=()'))
-Path('PKGBUILD').write_text(pkgbuild + '\n')
-
-subprocess.check_call(['updpkgsums'])
-
-if subprocess.check_output(['git', 'diff', 'PKGBUILD']).strip():
-    print("linux-lts-versioned-bin is out of date!")
 
+def update():
+    kern_info = get_info(NAME)
+    headers_info = get_info(f'{NAME}-headers')
+    docs_info = get_info(f'{NAME}-docs')
+
+    template = Template(Path('PKGBUILD.template').read_text())
+
+    pkgbuild = template.substitute(
+        PKGVER=kern_info['pkgver'],
+        PKGREL=kern_info['pkgrel'],
+        URL=kern_info['url'],
+        KERN_PKGDESC=kern_info['pkgdesc'],
+        KERN_DEPENDS=arr("depends", kern_info['depends']),
+        KERN_CONFLICTS=arr("conflicts", kern_info['conflicts'] + ['"${_pkgname}"']),
+        KERN_OPTDEPENDS=arr("optdepends", kern_info['optdepends']),
+        KERN_PROVIDES=arr("provides", kern_info['provides']),
+        KERN_REPLACES=arr("replaces", kern_info['replaces']),
+        HEADERS_PKGDESC=headers_info['pkgdesc'],
+        HEADERS_DEPENDS=arr("depends", headers_info['depends']),
+        HEADERS_CONFLICTS=arr(
+            "conflicts", headers_info['conflicts'] + ['"${_pkgname}-headers"']
+        ),
+        HEADERS_OPTDEPENDS=arr("optdepends", headers_info['optdepends']),
+        HEADERS_PROVIDES=arr("provides", headers_info['provides']),
+        HEADERS_REPLACES=arr("replaces", headers_info['replaces']),
+        DOCS_PKGDESC=docs_info['pkgdesc'],
+        DOCS_DEPENDS=arr("depends", docs_info['depends']),
+        DOCS_CONFLICTS=arr(
+            "conflicts", docs_info['conflicts'] + ['"${_pkgname}-docs"']
+        ),
+        DOCS_OPTDEPENDS=arr("optdepends", docs_info['optdepends']),
+        DOCS_PROVIDES=arr("provides", docs_info['provides']),
+        DOCS_REPLACES=arr("replaces", docs_info['replaces']),
+    )
+
+    # Delete empty arrays:
+    pkgbuild = '\n'.join(
+        line for line in pkgbuild.splitlines() if not line.endswith('=()')
+    )
+    Path('PKGBUILD').write_text(pkgbuild + '\n')
+    subprocess.check_call(['updpkgsums'])
     with open('.SRCINFO', 'w') as f:
         f.write(subprocess.check_output(['makepkg', '--printsrcinfo']).decode())
-
     subprocess.check_call(['git', 'add', 'PKGBUILD', '.SRCINFO'])
     subprocess.check_call(
         ['git', 'commit', '-m', f"{kern_info['pkgver']}-{kern_info['pkgrel']}"]
     )
+    subprocess.check_call(['git', 'push'])
 
-    def yn_choice(message, default='y'):
-        try:
-            choices = 'Y/n' if default.lower() in ('y', 'yes') else 'y/N'
-            choice = input("%s\n(%s): " % (message, choices))
-            values = ('y', 'yes', '') if default == 'y' else ('y', 'yes')
-            return choice.strip().lower() in values
-        except (KeyboardInterrupt, EOFError):
-            sys.exit(1)
-
-    if yn_choice('git push?'):
-        subprocess.check_call(['git', 'push'])
-else:
-    print("linux-lts-versioned-bin is up to date")
+if __name__ == '__main__':
+    if get_current() == get_latest():
+        print(f"{NAME}-versioned-bin is up to date")
+    else:
+        print(f"{NAME}-versioned-bin is out of date!")
+        update()