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#!/usr/bin/env python3
# -*- coding: utf-8 -*-
# vim: set noexpandtab tabstop=4 shiftwidth=4 autoindent smartindent:
# Searches over the network to find out which RPM package distributes
# a given file.
#
# Written by Lucas C. Villa Real <lucasvr@gobolinux.org>
# Released under the GNU GPL version 2 or above.
import os
import sys
import argparse
import subprocess
from html.parser import HTMLParser
class RPMFind_Parser(HTMLParser):
'''
Parses the HTML data output by rpmfind.net
'''
def __init__(self):
self.tags = []
self.candidates = []
HTMLParser.__init__(self)
def handle_starttag(self, tag, attrs):
self.tags.append(tag)
def handle_endtag(self, tag):
self.tags.pop()
def handle_data(self, data):
if len(self.tags) and self.tags[-1] == "a" and data.find(".rpm") >= 0:
self.candidates.append(data)
def get_pkgname(self):
if len(self.candidates) == 0:
return ""
name = os.path.commonprefix(self.candidates)
if name.endswith("-"):
name = name[:-1]
return name
class RPMFinder:
def find(self, path, arch, distro):
'''
Searches rpmfind.net for a given file. Arch and distro can
be provided to reduce the search scope. Returns the package
name on success or an empty string if no matches were found.
'''
self.path = path
self.arch = arch
self.distro = distro
return self.__search_rpmfind_net()
def __search_rpmfind_net(self):
path = self.path.replace("/", "%2F")
arch = self.arch
baseuri = "http://rpmfind.net/linux/rpm2html/search.php"
query = "?query={0}&submit=Search+...&system=&arch={1}".format(path, arch)
html = subprocess.check_output(["wget", "--quiet", "{0}{1}".format(baseuri, query), "-O", "-"])
htmlparser = RPMFind_Parser()
htmlparser.feed(html)
return htmlparser.get_pkgname()
def main():
argparser = argparse.ArgumentParser(argument_default="")
argparser.add_argument("--path", type=str, help="File name to search for in the remote RPM databases")
argparser.add_argument("--arch", type=str, help="Architecture (optional)")
argparser.add_argument("--distro", type=str, help="Distribution (optional)")
args = argparser.parse_args()
if len(args.path) == 0:
argparser.print_help()
sys.exit(1)
pkgname = RPMFinder().find(args.path, args.arch, args.distro)
if len(pkgname):
print(pkgname)
if __name__ == "__main__":
main()
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