mirror of
https://github.com/mmueller41/genode.git
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Defined method prototypes for the internal interfaces of Hoitaja.
This commit is contained in:
Michael Mueller
46
repos/os/src/hoitaja/cell_controller.h
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46
repos/os/src/hoitaja/cell_controller.h
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/*
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* \brief Hoitaja — Cell Controller
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* \author Michael Müller, Norman Feske (Init)
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* \date 2023-04-20
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*/
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/*
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* Copyright (C) 2010-2017 Genode Labs GmbH
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* Copyright (C) 2023 Michael Müller, Osnabrück University
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*
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* This file is part of EalánOS, which is distributed
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* under the terms of the GNU Affero General Public License version 3.
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*/
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#include <sandbox/child.h>
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namespace Hoitaja
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{
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class Cell_controller;
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}
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class Hoitaja::Cell_controller
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{
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public:
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void create_cell();
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void destroy_cell();
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/**
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* @brief Determine which cells shall be shrinked down
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*
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* @return Sandbox::Child* List of cells to shrink
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*/
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Sandbox::Child *cells_to_shrink();
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/**
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* @brief Determine which cell shall be grown up
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*
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* @return Sandbox::Child* List of cells to grow
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*/
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Sandbox::Child *cells_to_grow();
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/**
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* @brief Regather performance metrics for next adaptation cycle
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*
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*/
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void update_metrics();
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};
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214
repos/os/src/hoitaja/config.xsd
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214
repos/os/src/hoitaja/config.xsd
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<?xml version="1.0"?>
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<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema">
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<xs:include schemaLocation="base_types.xsd"/>
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<xs:complexType name="template_service">
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<xs:choice minOccurs="1" maxOccurs="3">
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<xs:element name="parent"/>
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<xs:element name="any-child"/>
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<xs:element name="child">
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<xs:complexType>
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<xs:attribute name="name" type="xs:string" />
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<xs:attribute name="label" type="Session_label" />
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</xs:complexType>
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</xs:element>
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</xs:choice>
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<xs:attribute name="name" type="xs:string" />
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<xs:attribute name="label" type="Session_label" />
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<xs:attribute name="label_prefix" type="Session_label" />
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<xs:attribute name="label_suffix" type="Session_label" />
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<xs:attribute name="label_last" type="Session_label" />
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<xs:attribute name="unscoped_label" type="Session_label" />
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</xs:complexType>
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<xs:complexType name="template_route">
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<xs:choice minOccurs="0" maxOccurs="unbounded">
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<xs:element name="service" type="template_service"/>
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<xs:element name="any-service" type="template_service"/>
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</xs:choice>
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</xs:complexType>
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<xs:element name="config">
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<xs:complexType>
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<xs:choice minOccurs="0" maxOccurs="unbounded">
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<xs:element name="service">
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<xs:complexType>
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<xs:choice minOccurs="1" maxOccurs="unbounded">
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<xs:element name="default-policy">
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<xs:complexType>
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<xs:choice minOccurs="1" maxOccurs="1">
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<xs:element name="child">
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<xs:complexType>
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<xs:attribute name="name" type="xs:string" />
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<xs:attribute name="label" type="Session_label" />
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</xs:complexType>
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</xs:element><!-- child -->
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</xs:choice>
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</xs:complexType>
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</xs:element><!-- default-policy -->
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<xs:element name="policy">
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<xs:complexType>
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<xs:choice minOccurs="1" maxOccurs="1">
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<xs:element name="child">
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<xs:complexType>
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<xs:attribute name="name" type="xs:string" />
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<xs:attribute name="label" type="Session_label" />
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</xs:complexType>
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</xs:element><!-- child -->
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</xs:choice>
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<xs:attribute name="label" type="Session_label" />
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<xs:attribute name="label_prefix" type="Session_label" />
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<xs:attribute name="label_suffix" type="Session_label" />
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<xs:attribute name="label_last" type="Session_label" />
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<xs:attribute name="unscoped_label" type="Session_label" />
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</xs:complexType>
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</xs:element><!-- policy -->
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</xs:choice>
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<xs:attribute name="name" type="xs:string" />
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</xs:complexType>
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</xs:element><!-- "service" -->
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<xs:element name="affinity-space">
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<xs:complexType>
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<xs:attribute name="width" type="xs:int" />
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<xs:attribute name="height" type="xs:int" />
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</xs:complexType>
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</xs:element> <!-- "affinity-space" -->
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<xs:element name="parent-provides">
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<xs:complexType>
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<xs:sequence>
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|
<xs:element name="service" minOccurs="0" maxOccurs="unbounded">
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|
<xs:complexType>
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<xs:attribute name="name" type="xs:string" />
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</xs:complexType>
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</xs:element>
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</xs:sequence>
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</xs:complexType>
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</xs:element> <!-- "parent-provides" -->
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<xs:element name="alias">
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<xs:complexType>
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|
<xs:attribute name="name" type="xs:string" />
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<xs:attribute name="child" type="xs:string" />
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|
</xs:complexType>
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|
</xs:element> <!-- "alias" -->
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<xs:element name="default-route" type="template_route"/>
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|
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|
<xs:element name="default">
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|
<xs:complexType>
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|
<xs:attribute name="caps" type="xs:int" />
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</xs:complexType>
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</xs:element> <!-- "default" -->
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<xs:element name="report">
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<xs:complexType>
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|
<xs:attribute name="ids" type="Boolean" />
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|
<xs:attribute name="requested" type="Boolean" />
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|
<xs:attribute name="provided" type="Boolean" />
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<xs:attribute name="session_args" type="Boolean" />
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<xs:attribute name="child_caps" type="Boolean" />
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<xs:attribute name="child_ram" type="Boolean" />
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<xs:attribute name="init_caps" type="Boolean" />
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<xs:attribute name="init_ram" type="Boolean" />
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<xs:attribute name="delay_ms" type="xs:int" />
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<xs:attribute name="buffer" type="Number_of_bytes" />
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</xs:complexType>
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|
</xs:element> <!-- "report" -->
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<xs:element name="heartbeat">
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<xs:complexType>
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<xs:attribute name="rate_ms" type="xs:int" />
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</xs:complexType>
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</xs:element> <!-- "heartbeat" -->
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<xs:element name="resource">
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|
<xs:complexType>
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|
<xs:attribute name="name" type="xs:string" />
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||||||
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<xs:attribute name="preserve" type="Number_of_bytes" />
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||||||
|
</xs:complexType>
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|
</xs:element> <!-- "resource" -->
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|
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|
<xs:element name="start" minOccurs="1" maxOccurs="unbounded">
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|
<xs:complexType>
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|
<xs:choice minOccurs="0" maxOccurs="unbounded">
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|
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||||||
|
<xs:element name="binary">
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|
<xs:complexType>
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|
<xs:attribute name="name" type="xs:string" />
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|
</xs:complexType>
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|
</xs:element> <!-- "binary" -->
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|
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|
<xs:element name="heartbeat" />
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|
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|
<xs:element name="affinity">
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|
<xs:complexType>
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|
<xs:attribute name="xpos" type="xs:int" />
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|
<xs:attribute name="ypos" type="xs:int" />
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|
<xs:attribute name="width" type="xs:int" />
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|
<xs:attribute name="height" type="xs:int" />
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|
</xs:complexType>
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|
</xs:element> <!-- "affinity" -->
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|
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||||||
|
<xs:element name="resource">
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|
<xs:complexType>
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||||||
|
<xs:attribute name="name" type="xs:string" />
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||||||
|
<xs:attribute name="quantum" type="Number_of_bytes" />
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|
</xs:complexType>
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|
</xs:element> <!-- "resource" -->
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|
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|
<xs:element name="exit">
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|
<xs:complexType>
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||||||
|
<xs:attribute name="propagate" type="Boolean" />
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||||||
|
</xs:complexType>
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||||||
|
</xs:element> <!-- "exit" -->
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||||||
|
|
||||||
|
<xs:element name="provides">
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||||||
|
<xs:complexType>
|
||||||
|
<xs:choice maxOccurs="unbounded">
|
||||||
|
<xs:element name="service">
|
||||||
|
<xs:complexType>
|
||||||
|
<xs:attribute name="name" type="xs:string" />
|
||||||
|
</xs:complexType>
|
||||||
|
</xs:element>
|
||||||
|
</xs:choice>
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||||||
|
</xs:complexType>
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||||||
|
</xs:element> <!-- "provides" -->
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||||||
|
|
||||||
|
<xs:element name="route" type="template_route"/>
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||||||
|
|
||||||
|
<xs:element name="config">
|
||||||
|
<xs:complexType>
|
||||||
|
<xs:sequence>
|
||||||
|
<xs:any minOccurs="0" maxOccurs="unbounded" processContents="skip" />
|
||||||
|
</xs:sequence>
|
||||||
|
<xs:anyAttribute processContents="skip"/>
|
||||||
|
</xs:complexType>
|
||||||
|
</xs:element> <!-- "config" -->
|
||||||
|
|
||||||
|
</xs:choice>
|
||||||
|
<xs:attribute name="name" type="xs:string" />
|
||||||
|
<xs:attribute name="ld" type="Boolean" />
|
||||||
|
<xs:attribute name="caps" type="xs:int" />
|
||||||
|
<xs:attribute name="priority" type="xs:int" />
|
||||||
|
<xs:attribute name="managing_system" type="Boolean" />
|
||||||
|
</xs:complexType>
|
||||||
|
</xs:element> <!-- "start" -->
|
||||||
|
|
||||||
|
</xs:choice>
|
||||||
|
<xs:attribute name="prio_levels" type="xs:int" />
|
||||||
|
<xs:attribute name="verbose" type="Boolean" />
|
||||||
|
<xs:attribute name="ld_verbose" type="Boolean" />
|
||||||
|
</xs:complexType>
|
||||||
|
</xs:element> <!-- "config" -->
|
||||||
|
</xs:schema>
|
||||||
40
repos/os/src/hoitaja/core_allocator.h
Normal file
40
repos/os/src/hoitaja/core_allocator.h
Normal file
@@ -0,0 +1,40 @@
|
|||||||
|
/*
|
||||||
|
* \brief Hoitaja — Core Allocator
|
||||||
|
* \author Michael Müller, Norman Feske (Init)
|
||||||
|
* \date 2023-04-20
|
||||||
|
*/
|
||||||
|
|
||||||
|
/*
|
||||||
|
* Copyright (C) 2010-2017 Genode Labs GmbH
|
||||||
|
* Copyright (C) 2023 Michael Müller, Osnabrück University
|
||||||
|
*
|
||||||
|
* This file is part of EalánOS, which is distributed
|
||||||
|
* under the terms of the GNU Affero General Public License version 3.
|
||||||
|
*/
|
||||||
|
|
||||||
|
/* Genode includes */
|
||||||
|
#include <sandbox/child.h>
|
||||||
|
#include <sandbox/library.h>
|
||||||
|
|
||||||
|
/** Hoitaja includes **/
|
||||||
|
#include "load_controller.h"
|
||||||
|
#include "cell_controller.h"
|
||||||
|
|
||||||
|
namespace Hoitaja
|
||||||
|
{
|
||||||
|
class Core_allocator;
|
||||||
|
}
|
||||||
|
|
||||||
|
class Hoitaja::Core_allocator
|
||||||
|
{
|
||||||
|
private:
|
||||||
|
Sandbox::Child *_cells_to_grow;
|
||||||
|
Sandbox::Child *_cells_to_shrink;
|
||||||
|
|
||||||
|
public:
|
||||||
|
/**
|
||||||
|
* @brief Update core allocations for cells reported by Cell controller
|
||||||
|
*
|
||||||
|
*/
|
||||||
|
void update();
|
||||||
|
};
|
||||||
46
repos/os/src/hoitaja/habitat.h
Normal file
46
repos/os/src/hoitaja/habitat.h
Normal file
@@ -0,0 +1,46 @@
|
|||||||
|
#include <sandbox/child.h>
|
||||||
|
#include <sandbox/alias.h>
|
||||||
|
#include <sandbox/server.h>
|
||||||
|
#include <sandbox/heartbeat.h>
|
||||||
|
#include <sandbox/config_model.h>
|
||||||
|
#include <sandbox/library.h>
|
||||||
|
#include <sandbox/sandbox.h>
|
||||||
|
|
||||||
|
#include <base/log.h>
|
||||||
|
#include <base/registry.h>
|
||||||
|
#include <base/service.h>
|
||||||
|
#include <base/heap.h>
|
||||||
|
|
||||||
|
namespace Hoitaja {
|
||||||
|
class Habitat;
|
||||||
|
using namespace Genode;
|
||||||
|
}
|
||||||
|
class Hoitaja::Habitat : Sandbox::Library
|
||||||
|
{
|
||||||
|
|
||||||
|
private:
|
||||||
|
friend class Genode::Sandbox::Local_service_base;
|
||||||
|
|
||||||
|
Heap _heap;
|
||||||
|
|
||||||
|
Registry<Genode::Sandbox::Local_service_base>
|
||||||
|
_local_services{};
|
||||||
|
|
||||||
|
public:
|
||||||
|
void apply_config(Xml_node const &config) override {
|
||||||
|
log("Hoitaja is applying new config.");
|
||||||
|
Sandbox::Library::apply_config(config);
|
||||||
|
}
|
||||||
|
|
||||||
|
void generate_state_report(Xml_generator &xml) const override {
|
||||||
|
log("Generating new state report for Hoitaja.");
|
||||||
|
Sandbox::Library::generate_state_report(xml);
|
||||||
|
}
|
||||||
|
|
||||||
|
void maintain_cells();
|
||||||
|
|
||||||
|
Habitat(Env &env, Genode::Sandbox::State_handler &handler)
|
||||||
|
: Sandbox::Library(env, _heap, _local_services, handler), _heap(env.ram(), env.rm())
|
||||||
|
{
|
||||||
|
}
|
||||||
|
};
|
||||||
0
repos/os/src/hoitaja/hyperthread_controller.h
Normal file
0
repos/os/src/hoitaja/hyperthread_controller.h
Normal file
27
repos/os/src/hoitaja/load_controller.h
Normal file
27
repos/os/src/hoitaja/load_controller.h
Normal file
@@ -0,0 +1,27 @@
|
|||||||
|
/*
|
||||||
|
* \brief Hoitaja — Load Controller
|
||||||
|
* \author Michael Müller, Norman Feske (Init)
|
||||||
|
* \date 2023-04-20
|
||||||
|
*/
|
||||||
|
|
||||||
|
/*
|
||||||
|
* Copyright (C) 2010-2017 Genode Labs GmbH
|
||||||
|
* Copyright (C) 2023 Michael Müller, Osnabrück University
|
||||||
|
*
|
||||||
|
* This file is part of EalánOS, which is distributed
|
||||||
|
* under the terms of the GNU Affero General Public License version 3.
|
||||||
|
*/
|
||||||
|
|
||||||
|
#include <trace_session/connection.h>
|
||||||
|
#include <base/affinity.h>
|
||||||
|
|
||||||
|
namespace Hoitaja {
|
||||||
|
class Load_controller;
|
||||||
|
}
|
||||||
|
|
||||||
|
class Hoitaja::Load_controller
|
||||||
|
{
|
||||||
|
public:
|
||||||
|
unsigned short *cpu_loads();
|
||||||
|
Genode::Affinity::Location *idle_cores();
|
||||||
|
};
|
||||||
144
repos/os/src/hoitaja/main.cc
Normal file
144
repos/os/src/hoitaja/main.cc
Normal file
@@ -0,0 +1,144 @@
|
|||||||
|
/*
|
||||||
|
* \brief Hoitaja — Cell Management Component based on Init
|
||||||
|
* \author Michael Müller, Norman Feske (Init)
|
||||||
|
* \date 2023-04-20
|
||||||
|
*/
|
||||||
|
|
||||||
|
/*
|
||||||
|
* Copyright (C) 2010-2017 Genode Labs GmbH
|
||||||
|
* Copyright (C) 2023 Michael Müller, Osnabrück University
|
||||||
|
*
|
||||||
|
* This file is part of EalánOS, which is distributed
|
||||||
|
* under the terms of the GNU Affero General Public License version 3.
|
||||||
|
*/
|
||||||
|
|
||||||
|
/* Genode includes */
|
||||||
|
#include <base/component.h>
|
||||||
|
#include <base/attached_rom_dataspace.h>
|
||||||
|
#include <habitat.h>
|
||||||
|
#include <os/reporter.h>
|
||||||
|
#include <timer_session/connection.h>
|
||||||
|
|
||||||
|
/** Hoitaja components **/
|
||||||
|
/* Filtering components */
|
||||||
|
#include "load_controller.h"
|
||||||
|
#include "cell_controller.h"
|
||||||
|
#include "hyperthread_controller.h"
|
||||||
|
#include "memory_controller.h"
|
||||||
|
#include "numa_controller.h"
|
||||||
|
/* Core Allocator */
|
||||||
|
#include "core_allocator.h"
|
||||||
|
|
||||||
|
namespace Hoitaja {
|
||||||
|
|
||||||
|
using namespace Genode;
|
||||||
|
|
||||||
|
struct Main;
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
struct Hoitaja::Main : Genode::Sandbox::State_handler
|
||||||
|
{
|
||||||
|
Env &_env;
|
||||||
|
|
||||||
|
Habitat _sandbox { _env, *this };
|
||||||
|
|
||||||
|
Timer::Connection _timer{_env};
|
||||||
|
|
||||||
|
Attached_rom_dataspace _config { _env, "config" };
|
||||||
|
|
||||||
|
void _handle_resource_avail() { }
|
||||||
|
|
||||||
|
Signal_handler<Main> _resource_avail_handler {
|
||||||
|
_env.ep(), *this, &Main::_handle_resource_avail };
|
||||||
|
|
||||||
|
Constructible<Reporter> _reporter { };
|
||||||
|
|
||||||
|
size_t _report_buffer_size = 0;
|
||||||
|
|
||||||
|
void _handle_config()
|
||||||
|
{
|
||||||
|
_config.update();
|
||||||
|
|
||||||
|
Xml_node const config = _config.xml();
|
||||||
|
|
||||||
|
bool reporter_enabled = false;
|
||||||
|
config.with_optional_sub_node("report", [&] (Xml_node report) {
|
||||||
|
|
||||||
|
reporter_enabled = true;
|
||||||
|
|
||||||
|
/* (re-)construct reporter whenever the buffer size is changed */
|
||||||
|
Number_of_bytes const buffer_size =
|
||||||
|
report.attribute_value("buffer", Number_of_bytes(4096));
|
||||||
|
|
||||||
|
if (buffer_size != _report_buffer_size || !_reporter.constructed()) {
|
||||||
|
_report_buffer_size = buffer_size;
|
||||||
|
_reporter.construct(_env, "state", "state", _report_buffer_size);
|
||||||
|
}
|
||||||
|
});
|
||||||
|
|
||||||
|
if (_reporter.constructed())
|
||||||
|
_reporter->enabled(reporter_enabled);
|
||||||
|
|
||||||
|
_sandbox.apply_config(config);
|
||||||
|
}
|
||||||
|
|
||||||
|
Signal_handler<Main> _config_handler {
|
||||||
|
_env.ep(), *this, &Main::_handle_config };
|
||||||
|
|
||||||
|
void _handle_timeout()
|
||||||
|
{
|
||||||
|
//log("Hoitaja's entering its maintance cycle");
|
||||||
|
// For now just print all cells created by Hoitaja
|
||||||
|
//_sandbox.maintain_cells();
|
||||||
|
_timer.trigger_once(1000 * 1000);
|
||||||
|
}
|
||||||
|
|
||||||
|
Signal_handler<Main> _timeout_handler{
|
||||||
|
_env.ep(), *this, &Main::_handle_timeout};
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Sandbox::State_handler interface
|
||||||
|
*/
|
||||||
|
void handle_sandbox_state() override
|
||||||
|
{
|
||||||
|
|
||||||
|
try {
|
||||||
|
Reporter::Xml_generator xml(*_reporter, [&] () {
|
||||||
|
_sandbox.generate_state_report(xml); });
|
||||||
|
}
|
||||||
|
catch (Xml_generator::Buffer_exceeded) {
|
||||||
|
|
||||||
|
error("state report exceeds maximum size");
|
||||||
|
|
||||||
|
/* try to reflect the error condition as state report */
|
||||||
|
try {
|
||||||
|
Reporter::Xml_generator xml(*_reporter, [&] () {
|
||||||
|
xml.attribute("error", "report buffer exceeded"); });
|
||||||
|
}
|
||||||
|
catch (...) { }
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
Main(Env &env) : _env(env)
|
||||||
|
{
|
||||||
|
_config.sigh(_config_handler);
|
||||||
|
_timer.sigh(_timeout_handler);
|
||||||
|
|
||||||
|
/* prevent init to block for resource upgrades (never satisfied by core) */
|
||||||
|
_env.parent().resource_avail_sigh(_resource_avail_handler);
|
||||||
|
|
||||||
|
_timer.trigger_once(1000 * 1000);
|
||||||
|
_handle_config();
|
||||||
|
}
|
||||||
|
};
|
||||||
|
|
||||||
|
void Hoitaja::Habitat::maintain_cells()
|
||||||
|
{
|
||||||
|
log("My current children are:");
|
||||||
|
_children.for_each_child([&](Child &child)
|
||||||
|
{ log(child.name(), " ram: ", child.ram_quota()); });
|
||||||
|
}
|
||||||
|
|
||||||
|
void Component::construct(Genode::Env &env) { static Hoitaja::Main main(env); }
|
||||||
|
|
||||||
0
repos/os/src/hoitaja/memory_controller.h
Normal file
0
repos/os/src/hoitaja/memory_controller.h
Normal file
0
repos/os/src/hoitaja/numa_controller.h
Normal file
0
repos/os/src/hoitaja/numa_controller.h
Normal file
Reference in New Issue
Block a user