4 generic, with implementations that deal with different package managers, such
18 # As more package methods are implemented, this list grows up
25     RPM package file
26     - type: Package management program that handles the file
27     - system_support: If the package management program is installed on the
29     - source: If it is a source (True) our binary (False) package
30     - version: The package version (or name), that is used to check against the
31     package manager if the package is installed
32     - arch: The architecture for which a binary package was built
33     - installed: Whether the package is installed (True) on the system or not
37     # package :)
43         # Build the command strings that will be used to get package info
44         # s_cmd - Command to determine if package is a source package
45         # a_cmd - Command to determine package architecture
46         # v_cmd - Command to determine package version
47         # i_cmd - Command to determiine if package is installed
54         # Checking whether this is a source or src package
62         # Checking if package is installed
77             # Figure if package is a source package
89             # Figure if package is a source package
111     dpkg package file
112     - type: Package management program that handles the file
113     - system_support: If the package management program is installed on the
115     - source: If it is a source (True) our binary (False) package
116     - version: The package version (or name), that is used to check against the
117     package manager if the package is installed
118     - arch: The architecture for which a binary package was built
119     - installed: Whether the package is installed (True) on the system or not
123     # package :)
127     # There's no single debian source package as is the case
132         # Build the command strings that will be used to get package info
133         # a_cmd - Command to determine package architecture
134         # v_cmd - Command to determine package version
135         # i_cmd - Command to determiine if package is installed
137         v_cmd = 'dpkg -f ' + dpkg_package + ' Package 2>/dev/null'
143         # Checking if package is installed
181 def info(package):  argument
183     Returns a dictionary with package information about a given package file:
184     - type: Package management program that handles the file
185     - system_support: If the package management program is installed on the
187     - source: If it is a source (True) our binary (False) package
188     - version: The package version (or name), that is used to check against the
189     package manager if the package is installed
190     - arch: The architecture for which a binary package was built
191     - installed: Whether the package is installed (True) on the system or not
194     Implemented package types:
195     - 'dpkg' - dpkg (debian, ubuntu) package files
196     - 'rpm' - rpm (red hat, suse) package files
197     Raises an exception if the package type is not one of the implemented
198     package types.
200     if not os.path.isfile(package):
201         raise ValueError('invalid file %s to verify' % package)
202     # Use file and libmagic to determine the actual package file type.
203     file_result = utils.system_output('file ' + package)
213             return _rpm_info(package)
215             return _dpkg_info(package)
217     # If it's not one of the implemented package manager methods, there's
219     raise error.PackageError('Unknown package type %s' % file_result)
222 def install(package, nodeps = False):  argument
224     Tries to install a package file. If the package is already installed,
226     true, it will ignore package dependencies.
228     my_package_info = info(package)
235         e_msg = ('Client does not have package manager %s to handle %s install'
236                  % (type, package))
243         install_command = 'rpm %s -U %s' % (opt_args, package)
247         install_command = 'dpkg %s -i %s' % (opt_args, package)
252         return 'Package %s is already installed' % package
255     # unmet dependencies for the package. We won't cover this case, at
258     return 'Package %s was installed successfuly' % package
261 def convert(package, destination_format):  argument
265     returns: filename of the package generated.
274     # convertions only for the implemented package types.
278                                           % package)
283                                           % package)
289     print('Package %s successfuly converted to %s' % \
290             (os.path.basename(package), os.path.basename(converted_package)))
296     Returns a dictionary with host os package support info: