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path: root/devbot/plugins/fedora.py
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import os
import subprocess

from devbot import command
from devbot import distro

class PackageManager:
    def __init__(self, test=False, interactive=True):
        self._test = test
        self._interactive = interactive

    def install_packages(self, packages):
        args = ["yum"]

        if not self._interactive:
            args.append("-y")

        args.append("install")
        args.extend(packages)

        command.run_with_sudo(args, test=self._test)

    def remove_packages(self, packages):
        args = ["rpm", "-e"]
        args.extend(packages)

        command.run_with_sudo(args, test=self._test)

    def update(self):
        args = ["yum"]

        if not self._interactive:
            args.append("-y")

        args.append("update")

        command.run_with_sudo(args, test=self._test)

    def find_all(self):
        query_format = "--queryformat=[%{NAME} ]"
        all = subprocess.check_output(["rpm", "-qa", query_format]).strip()
        return all.split(" ")

    def find_with_deps(self, packages):
        result = []

        for package in packages:
            if package not in result:
                result.append(package)

            self._find_deps(package, result)

        return result

    def _find_deps(self, package, result):
        query_format = "--queryformat=[%{REQUIRENAME} ]"

        try:
            capabilities = subprocess.check_output(["rpm", "-q",
                                                    query_format,
                                                    package]).strip()
        except subprocess.CalledProcessError:
            print "Package %s not installed" % package
            return

        filtered = [cap for cap in capabilities.split(" ")
                    if not cap.startswith("rpmlib")]

        if capabilities and filtered:
            args = ["rpm", "-q",
                    "--queryformat=[%{NAME} ]",
                    "--whatprovides"]
            args.extend(filtered)
            
            deps_packages = subprocess.check_output(args).strip()
            for dep_package in deps_packages.split(" "):
                if dep_package not in result:
                    result.append(dep_package)
                    self._find_deps(dep_package, result)

distro.register_package_manager("fedora", PackageManager)