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4bf475bdc6
- Converted SysAdm Server Handbook to PEP8 standards. - Converted SysAdm API Handbook to PEP8 standards.
836 lines
16 KiB
ReStructuredText
836 lines
16 KiB
ReStructuredText
.. _systemmanager:
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systemmanager
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*************
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The systemmanager class is used to retrieve information about the system.
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Every systemmanager class request contains the following parameters:
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+---------------------------------+---------------+----------------------------------------------------------------------------------------------------------------------+
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| **Parameter** | **Value** | **Description** |
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+=================================+===============+======================================================================================================================+
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| id | | any unique value for the request; examples include a hash, checksum, or uuid |
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+---------------------------------+---------------+----------------------------------------------------------------------------------------------------------------------+
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| name | systemmanager | |
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+---------------------------------+---------------+----------------------------------------------------------------------------------------------------------------------+
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| namespace | sysadm | |
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+---------------------------------+---------------+----------------------------------------------------------------------------------------------------------------------+
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| action | | supported actions include "memorystats", "cpupercentage", "cputemps", "procinfo", "killproc", "batteryinfo", |
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| | | "externalmounts", "systemmanager", "sysctllist", "setsysctl", "halt", and "reboot" |
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+---------------------------------+---------------+----------------------------------------------------------------------------------------------------------------------+
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The rest of this section provides examples of the available *actions*
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for each type of request, along with their responses.
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.. index:: memorystats, systemmanager
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.. _Memory Statistics:
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Memory Statistics
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=================
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The "memorystats" action returns memory statistics, including the amount
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of active, cached, free, inactive, and total physical (wired) memory.
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**REST Request**
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.. code-block:: json
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PUT /sysadm/systemmanager
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{
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"action" : "memorystats"
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}
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**REST Response**
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.. code-block:: json
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{
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"args": {
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"memorystats": {
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"active": "818",
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"cache": "69",
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"free": "4855",
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"inactive": "2504",
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"wired": "1598"
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}
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}
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}
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**WebSocket Request**
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.. code-block:: json
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{
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"id" : "fooid",
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"args" : {
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"action" : "memorystats"
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},
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"namespace" : "sysadm",
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"name" : "systemmanager"
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}
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**WebSocket Response**
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.. code-block:: json
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{
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"args": {
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"memorystats": {
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"active": "826",
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"cache": "69",
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"free": "4847",
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"inactive": "2505",
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"wired": "1598"
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}
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},
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"id": "fooid",
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"name": "response",
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"namespace": "sysadm"
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}
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.. index:: cpupercentage, systemmanager
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.. _CPU Usage:
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CPU Usage
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=========
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The "cpupercentage" action returns the usage percentage of each CPU.
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**REST Request**
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.. code-block:: json
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PUT /sysadm/systemmanager
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{
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"action" : "cpupercentage"
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}
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**REST Response**
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.. code-block:: json
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{
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"args": {
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"cpupercentage": {
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"busytotal": "28",
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"cpu1": {
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"busy": "28"
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},
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"cpu2": {
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"busy": "31"
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},
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"cpu3": {
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"busy": "29"
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},
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"cpu4": {
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"busy": "24"
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}
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}
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}
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}
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**WebSocket Request**
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.. code-block:: json
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{
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"args" : {
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"action" : "cpupercentage"
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},
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"name" : "systemmanager",
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"id" : "fooid",
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"namespace" : "sysadm"
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}
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**WebSocket Response**
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.. code-block:: json
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{
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"args": {
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"cpupercentage": {
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"busytotal": "28",
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"cpu1": {
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"busy": "28"
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},
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"cpu2": {
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"busy": "31"
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},
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"cpu3": {
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"busy": "29"
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},
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"cpu4": {
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"busy": "24"
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}
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}
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},
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"id": "fooid",
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"name": "response",
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"namespace": "sysadm"
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}
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.. index:: cputemps, systemmanager
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.. _CPU Temperature:
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CPU Temperature
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===============
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The "cputemps" action returns the temperature of each CPU.
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**REST Request**
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.. code-block:: json
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PUT /sysadm/systemmanager
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{
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"action" : "cputemps"
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}
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**REST Response**
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.. code-block:: json
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{
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"args": {
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"cputemps": {
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"cpu0": "27.0C",
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"cpu1": "34.0C",
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"cpu2": "33.0C",
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"cpu3": "31.0C"
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}
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}
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}
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**WebSocket Request**
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.. code-block:: json
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{
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"args" : {
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"action" : "cputemps"
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},
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"id" : "fooid",
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"name" : "systemmanager",
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"namespace" : "sysadm"
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}
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**WebSocket Response**
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.. code-block:: json
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{
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"args": {
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"cputemps": {
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"cpu0": "34.0C",
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"cpu1": "32.0C",
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"cpu2": "34.0C",
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"cpu3": "31.0C"
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}
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},
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"id": "fooid",
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"name": "response",
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"namespace": "sysadm"
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}
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.. index:: procinfo, systemmanager
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.. _Process Information:
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Process Information
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===================
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The "procinfo" action lists information about each running process.
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Since a system will have many running processes, the responses in this
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section only show one process as an example of the type of information
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listed by this action.
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**REST Request**
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.. code-block:: json
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PUT /sysadm/systemmanager
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{
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"action" : "procinfo"
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}
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**REST Response**
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.. code-block:: json
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{
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"args": {
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"procinfo": {
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"228": {
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"command": "adjkerntz",
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"cpu": "3",
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"nice": "0",
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"pri": "52",
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"res": "1968K",
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"size": "8276K",
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"state": "pause",
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"thr": "1",
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"time": "0:00",
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"username": "root",
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"wcpu": "0.00%"
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}
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}
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}
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}
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**WebSocket Request**
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.. code-block:: json
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{
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"id" : "fooid",
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"namespace" : "sysadm",
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"name" : "systemmanager",
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"args" : {
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"action" : "procinfo"
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}
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}
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**WebSocket Response**
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.. code-block:: json
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{
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"args": {
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"procinfo": {
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"228": {
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"command": "adjkerntz",
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"cpu": "3",
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"nice": "0",
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"pri": "52",
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"res": "1968K",
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"size": "8276K",
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"state": "pause",
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"thr": "1",
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"time": "0:00",
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"username": "root",
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"wcpu": "0.00%"
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}
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},
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"id": "fooid",
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"name": "response",
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"namespace": "sysadm"
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}
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.. index:: killproc, systemmanager
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.. _Kill a Process:
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Kill a Process
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==============
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The "killproc" action can be used to send the specified signal to the
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specified Process ID (PID). The following signals are supported: INT,
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QUIT, ABRT, KILL, ALRM, or TERM.
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**REST Request**
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.. code-block:: json
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PUT /sysadm/systemmanager
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{
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"signal" : "KILL",
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"pid" : "13939",
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"action" : "killproc"
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}
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**REST Response**
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.. code-block:: json
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{
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"args": {
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"killproc": {
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"action": "killproc",
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"pid": "13939",
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"signal": "KILL"
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}
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}
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}
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**WebSocket Request**
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.. code-block:: json
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{
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"namespace" : "sysadm",
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"args" : {
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"pid" : "13939",
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"action" : "killproc",
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"signal" : "KILL"
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},
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"id" : "fooid",
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"name" : "systemmanager"
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}
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**WebSocket Response**
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.. code-block:: json
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{
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"args": {
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"killproc": {
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"action": "killproc",
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"pid": "13939",
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"signal": "KILL"
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}
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},
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"id": "fooid",
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"name": "response",
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"namespace": "sysadm"
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}
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.. index:: batteryinfo, systemmanager
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.. _Battery Information:
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Battery Information
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===================
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The "batteryinfo" action will indicate whether or not a battery exists.
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If it does, it will also report its current charge percentage level
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(1-99). its status (offline, charging, on backup, or unknown), and
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estimated time left (in seconds).
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**REST Request**
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.. code-block:: json
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PUT /sysadm/systemmanager
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{
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"action" : "batteryinfo"
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}
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**REST Response**
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.. code-block:: json
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{
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"args": {
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"batteryinfo": {
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"battery": "false"
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}
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}
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}
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**WebSocket Request**
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.. code-block:: json
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{
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"namespace" : "sysadm",
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"name" : "systemmanager",
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"id" : "fooid",
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"args" : {
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"action" : "batteryinfo"
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}
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}
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**WebSocket Response**
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.. code-block:: json
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{
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"args": {
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"batteryinfo": {
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"battery": "false"
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}
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},
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"id": "fooid",
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"name": "response",
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"namespace": "sysadm"
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}
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.. index:: externalmounts, systemmanager
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.. _List External Mounts:
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List External Mounts
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====================
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The "externalmounts" action returns a list of mounted external devices.
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Supported device types are UNKNOWN, USB, HDRIVE (external hard drive),
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DVD, and SDCARD. For each mounted device, the response will include the
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device name, filesystem, mount path, and device type.
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**REST Request**
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.. code-block:: json
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PUT /sysadm/systemmanager
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{
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"action" : "externalmounts"
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}
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**REST Response**
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.. code-block:: json
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{
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"args": {
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"externalmounts": {
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"/dev/fuse": {
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"filesystem": "fusefs",
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"path": "/usr/home/kris/.gvfs",
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"type": "UNKNOWN"
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}
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}
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}
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}
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**WebSocket Request**
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.. code-block:: json
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{
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"id" : "fooid",
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"namespace" : "sysadm",
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"name" : "systemmanager",
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"args" : {
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"action" : "externalmounts"
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}
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}
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**WebSocket Response**
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.. code-block:: json
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{
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"args": {
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"externalmounts": {
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"/dev/fuse": {
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"filesystem": "fusefs",
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"path": "/usr/home/kris/.gvfs",
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"type": "UNKNOWN"
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}
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}
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},
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"id": "fooid",
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"name": "response",
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"namespace": "sysadm"
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}
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.. index:: systemmanager
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.. _System Information:
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System Information
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==================
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The "systemmanager" action lists system information, including the
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architecture, number of CPUs, type of CPU, hostname, kernel name and
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version, system version and patch level, total amount of RAM, and the
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system's uptime.
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**REST Request**
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.. code-block:: json
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PUT /sysadm/systemmanager
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{
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"action" : "systemmanager"
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}
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**REST Response**
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.. code-block:: json
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{
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"args": {
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"systemmanager": {
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"arch": "amd64",
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"cpucores": "4",
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"cputype": "Intel(R) Xeon(R) CPU E3-1220 v3 @ 3.10GHz",
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"hostname": "krisdesktop",
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"kernelident": "GENERIC",
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"kernelversion": "10.2-RELEASE-p11",
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"systemversion": "10.2-RELEASE-p12",
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"totalmem": 10720,
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"uptime": "up 2 days 5:09"
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}
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}
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}
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**WebSocket Request**
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.. code-block:: json
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{
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"args" : {
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"action" : "systemmanager"
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},
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"id" : "fooid",
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"name" : "systemmanager",
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"namespace" : "sysadm"
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}
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**WebSocket Response**
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.. code-block:: json
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{
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"args": {
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"systemmanager": {
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"arch": "amd64",
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"cpucores": "4",
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"cputype": "Intel(R) Xeon(R) CPU E3-1220 v3 @ 3.10GHz",
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"hostname": "krisdesktop",
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"kernelident": "GENERIC",
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"kernelversion": "10.2-RELEASE-p11",
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"systemversion": "10.2-RELEASE-p12",
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"totalmem": 10720,
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"uptime": "up 2 days 5:09"
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}
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},
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"id": "fooid",
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"name": "response",
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"namespace": "sysadm"
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}
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.. index:: sysctllist, systemmanager
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.. _List Sysctls:
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List Sysctls
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============
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The "sysctllist" action lists returns the list of all setable sysctl
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values. Since there are many, the example responses in this section have
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been truncated to just show a few.
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**REST Request**
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.. code-block:: json
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PUT /sysadm/systemmanager
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{
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"action" : "sysctllist"
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}
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**REST Response**
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.. code-block:: json
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{
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"args": {
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"sysctllist": {
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"compat.ia32.maxdsiz": "536870912",
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"compat.ia32.maxssiz": "67108864",
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"compat.ia32.maxvmem": "0",
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"compat.linux.osname": "Linux",
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"compat.linux.osrelease": "2.6.18",
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"compat.linux.oss_version": "198144",
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"compat.linux32.maxdsiz": "536870912",
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"compat.linux32.maxssiz": "67108864",
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"compat.linux32.maxvmem": "0",
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}
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}
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}
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**WebSocket Request**
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.. code-block:: json
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{
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"name" : "systemmanager",
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"namespace" : "sysadm",
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"id" : "fooid",
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"args" : {
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"action" : "sysctllist"
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}
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}
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**WebSocket Response**
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.. code-block:: json
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{
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"args": {
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"sysctllist": {
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"compat.ia32.maxdsiz": "536870912",
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"compat.ia32.maxssiz": "67108864",
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"compat.ia32.maxvmem": "0",
|
|
"compat.linux.osname": "Linux",
|
|
"compat.linux.osrelease": "2.6.18",
|
|
"compat.linux.oss_version": "198144",
|
|
"compat.linux32.maxdsiz": "536870912",
|
|
"compat.linux32.maxssiz": "67108864",
|
|
"compat.linux32.maxvmem": "0",
|
|
}
|
|
},
|
|
"id": "fooid",
|
|
"name": "response",
|
|
"namespace": "sysadm"
|
|
}
|
|
|
|
.. index:: setsysctl, systemmanager
|
|
|
|
.. _Set a Sysctl:
|
|
|
|
Set a Sysctl
|
|
============
|
|
|
|
The "setsysctl" action sets the specified setable sysctl to the
|
|
specified value. The response indicates that the old value was changed
|
|
to the new value.
|
|
|
|
**REST Request**
|
|
|
|
.. code-block:: json
|
|
|
|
PUT /sysadm/systemmanager
|
|
{
|
|
"value" : "0",
|
|
"sysctl" : "security.jail.mount_devfs_allowed",
|
|
"action" : "setsysctl"
|
|
}
|
|
|
|
**REST Response**
|
|
|
|
.. code-block:: json
|
|
|
|
{
|
|
"args": {
|
|
"setsysctl": {
|
|
"response": "security.jail.mount_devfs_allowed: 1 -> 0",
|
|
"sysctl": "security.jail.mount_devfs_allowed",
|
|
"value": "0"
|
|
}
|
|
}
|
|
}
|
|
|
|
**WebSocket Request**
|
|
|
|
.. code-block:: json
|
|
|
|
{
|
|
"args" : {
|
|
"value" : "0",
|
|
"action" : "setsysctl",
|
|
"sysctl" : "security.jail.mount_devfs_allowed"
|
|
},
|
|
"name" : "systemmanager",
|
|
"namespace" : "sysadm",
|
|
"id" : "fooid"
|
|
}
|
|
|
|
**WebSocket Response**
|
|
|
|
.. code-block:: json
|
|
|
|
{
|
|
"args": {
|
|
"setsysctl": {
|
|
"response": "security.jail.mount_devfs_allowed: 1 -> 0",
|
|
"sysctl": "security.jail.mount_devfs_allowed",
|
|
"value": "0"
|
|
}
|
|
},
|
|
"id": "fooid",
|
|
"name": "response",
|
|
"namespace": "sysadm"
|
|
}
|
|
|
|
.. index:: halt, systemmanager
|
|
|
|
.. _Halt the System:
|
|
|
|
Halt the System
|
|
===============
|
|
|
|
The "halt" action shuts down the system.
|
|
|
|
**REST Request**
|
|
|
|
.. code-block:: json
|
|
|
|
PUT /sysadm/systemmanager
|
|
{
|
|
"action" : "halt"
|
|
}
|
|
|
|
**WebSocket Request**
|
|
|
|
.. code-block:: json
|
|
|
|
{
|
|
"id" : "fooid",
|
|
"args" : {
|
|
"action" : "halt"
|
|
},
|
|
"name" : "systemmanager",
|
|
"namespace" : "sysadm"
|
|
}
|
|
|
|
**Response**
|
|
|
|
.. code-block:: json
|
|
|
|
{
|
|
"args": {
|
|
"halt": {
|
|
"response": "true"
|
|
}
|
|
},
|
|
"id": "fooid",
|
|
"name": "response",
|
|
"namespace": "sysadm"
|
|
}
|
|
|
|
.. index:: reboot, systemmanager
|
|
|
|
.. _Reboot the System:
|
|
|
|
Reboot the System
|
|
=================
|
|
|
|
The "reboot" action reboots the system.
|
|
|
|
**REST Request**
|
|
|
|
.. code-block:: json
|
|
|
|
PUT /sysadm/systemmanager
|
|
{
|
|
"action" : "reboot"
|
|
}
|
|
|
|
**WebSocket Request**
|
|
|
|
.. code-block:: json
|
|
|
|
{
|
|
"id" : "fooid",
|
|
"args" : {
|
|
"action" : "reboot"
|
|
},
|
|
"name" : "systemmanager",
|
|
"namespace" : "sysadm"
|
|
}
|
|
|
|
**Response**
|
|
|
|
.. code-block:: json
|
|
|
|
{
|
|
"args": {
|
|
"reboot": {
|
|
"response": "true"
|
|
}
|
|
},
|
|
"id": "fooid",
|
|
"name": "response",
|
|
"namespace": "sysadm"
|
|
} |