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Write out deb line only if it already doesn't exist

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GeorgianaElena
2019-10-21 13:47:16 +03:00
parent 5290b01d4a
commit 1956f11f62
1 changed files with 3 additions and 3 deletions
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6
tljh/apt.py
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@@ -26,11 +26,11 @@ def add_source(name, source_url, section):
""" """
# lsb_release is not installed in most docker images by default # lsb_release is not installed in most docker images by default
distro = subprocess.check_output(['/bin/bash', '-c', 'source /etc/os-release && echo ${VERSION_CODENAME}'], stderr=subprocess.STDOUT).decode().strip() distro = subprocess.check_output(['/bin/bash', '-c', 'source /etc/os-release && echo ${VERSION_CODENAME}'], stderr=subprocess.STDOUT).decode().strip()
line = f'deb {source_url} {distro} {section}' line = f'deb {source_url} {distro} {section}\n'
with open(os.path.join('/etc/apt/sources.list.d/', name + '.list'), 'a+') as f: with open(os.path.join('/etc/apt/sources.list.d/', name + '.list'), 'a+') as f:
# Write out deb line only if it already doesn't exist # Write out deb line only if it already doesn't exist
if f.read() != line: f.seek(0)
f.seek(0) if line not in f.read():
f.write(line) f.write(line)
f.truncate() f.truncate()
utils.run_subprocess(['apt-get', 'update', '--yes']) utils.run_subprocess(['apt-get', 'update', '--yes'])