Commit dd32db4b authored by Sebastien Luttringer's avatar Sebastien Luttringer
Browse files

add global --nice and --ionice options 

this options are also settable by config
allow to have installsystems niced before launch action

python-psutil minimun version is 0.2.1 to support set_ionice
parent a265d7a6

bin/is

+22 −0
Original line number Diff line number Diff line
@@ -15,6 +15,7 @@ import fnmatch 
import warnings

import argparse

import json

import psutil

import installsystems

import installsystems.printer

import installsystems.tools as istools
@@ -479,6 +480,10 @@ def arg_parser_init(): 
                        help="doesn't sync repository database cache")

    parser.add_argument("--no-color", action="store_true",

                        help="dot not display colored output")

    parser.add_argument("--nice", type=int, default=0,

                        help="nice of the process")

    parser.add_argument("--ionice", choices=["none","rt", "be","idle"],

                        help="ionice class of the process (default: none)")

    # create a subparser for commands

    subparser = parser.add_subparsers()

    # add command parser
@@ -701,6 +706,23 @@ def main(): 
        # no warning if we are not in debug mode

        if installsystems.verbosity < 2:

            warnings.filterwarnings("ignore")

        # nice and ionice process

        if options.nice is not None or options.ionice is not None:

            proc = psutil.Process(os.getpid())

            if options.nice is not None:

                try: proc.nice = options.nice

                except Exception:

                    warn("Unable to nice process to %s" % options.nice)

            if options.ionice is not None:

                try:

                    ioclassmap = {

                        "none": psutil.IOPRIO_CLASS_NONE,

                        "rt": psutil.IOPRIO_CLASS_RT,

                        "be": psutil.IOPRIO_CLASS_BE,

                        "idle": psutil.IOPRIO_CLASS_IDLE}

                    proc.set_ionice(ioclassmap[options.ionice])

                except Exception:

                    warn("Unable to ionice process to %s" % options.ionice)

        # except for install command we parse all args!

        # install command is responsible of parsing

        if options.func is not c_install:

completion/bash/is

+2 −1
Original line number Diff line number Diff line
@@ -53,6 +53,8 @@ _is() { 
   '-c'  '--config'

   '-C'  '--cache'

   '-t'  '--timeout'

   '--nice'

   '--ionice'

   '--no-cache'

   '--no-color'

   '--no-sync')
@@ -131,7 +133,6 @@ _is() { 
         _local_repo

      ;;

      install)

         #[[ "$cur" == -* ]] && _opt '-b --best' && return 0

         _count_args

         (( args == 2 )) && _image

         (( args > 2 )) && _filedir

debian/control

+1 −1
Original line number Diff line number Diff line
@@ -8,7 +8,7 @@ Standards-Version: 3.9.1 


Package: installsystems

Architecture: all

Depends: ${misc:Depends}, ${python:Depends}, python-installsystems (>= ${source:Version})

Depends: ${misc:Depends}, ${python:Depends}, python-installsystems (>= ${source:Version}), python-psutil (>= 0.2.1)

XB-Python-Version: ${python:Versions}

Description: InstallSytems Installer

 InstallSystems command line tool

installsystems/config.py

+2 −0
Original line number Diff line number Diff line
@@ -61,6 +61,8 @@ class MainConfigFile(ConfigFile): 
        "repo_search": str,

        "repo_filter": str,

        "repo_config": str,

        "nice": int,

        "ionice": ["none", "rt", "be", "idle"]

        }

    def __init__(self, filename, prefix=os.path.basename(sys.argv[0])):

        self.prefix = prefix

samples/installsystems.conf

+6 −0
Original line number Diff line number Diff line
@@ -5,6 +5,12 @@ 
# Set verbosity (0: quiet, 1: normal, 2: debug)

#verbosity = 2



# Set nice process value

#nice = 0



# Set ionice class

#ionice = idle



# define a custom cache directory

#cache = /tmp/sex