cosmostat python comment enrichment

This commit is contained in:
2026-03-29 10:38:07 -07:00
parent 9646ee92fd
commit 6453a839a9
14 changed files with 95 additions and 791 deletions

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@ -1,10 +1,16 @@
# this class file is for the cosmostat service
#################################################################
#################################################################
### Cosmostat Component and System Class
#################################################################
#################################################################
import subprocess
import json
import time
import weakref
import base64, hashlib
from typing import Dict, Any, List
# Import Cosmos Settings
from Cosmos_Settings import *
# Global Class Vars
@ -33,7 +39,13 @@ for entry in component_class_tree:
#################################################################
#################################################################
# Component Class
### Component Class
### Each Component type is defined by the descriptor and built
### as part of the System Class Instantiation
### Each Component Object contains static and dynamic data
### The static data is declared once at instantiation
### THe dynamic data is periodically updated by the application
### where the System Class Object is instantiated
#################################################################
#################################################################
@ -44,7 +56,6 @@ class Component:
# this_device is set when the component has multiple instances
############################################################
def __init__(self, name: str, comp_type: str, parent_system, this_device=None):
# begin init
self.name = name
@ -246,7 +257,7 @@ class Component:
return result
########################################################
# random data functions
# various data functions
########################################################
# complex data type return
@ -301,7 +312,15 @@ class Component:
############################################################
############################################################
# System Class
### System Class
### The System Class uses the Descriptor to build a List
### of Components and interact with the data in a
### useful manner. The System Object is similar to a
### Component Object in that it has Static and Dynamic
### properties, which are populated in a similar manner
### to the Components. In fact, this is designed for the
### System object to update Component Dymanic Metrics
### as part of the same subroutine that updates its own
############################################################
############################################################

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@ -1,9 +1,16 @@
# This will be a class definitation for the cosmostat server
# On the server, there will be a Cosmostat Class Object
# This will have an array of System Class Objects
# These will be created based on API input from remote systems
# The remote systems will submit a json of their state to a private API
# this will define the System Class
#################################################################
#################################################################
### Cosmostat Classes
### The Cosmostat Server is a Class for the API running on the
### dashboard. This keeps track of all active systems that are
### actively reporting back to the Cosmostat Server Dashboard
### The static and active data is maintained in a single
### Cosmostat Server Object, and this Object contains a List
### of Cosmostat Client Objects. This is where the data actually
### lives
#################################################################
#################################################################
import subprocess
import json
@ -11,14 +18,15 @@ import time
import weakref
import base64, hashlib
from typing import Dict, Any, List
# Import Cosmos Settings
from Cosmos_Settings import *
#################################################################
#################################################################
# Cosmostat Class
#################################################################
### Cosmostat Server Class
### This Class is for maintaining a list of Client Objects.
### Each Object is a remote System reporting back
### The Class Functions are for the main application to interact
### with client Object data.
#################################################################
class CosmostatServer:
@ -106,22 +114,30 @@ class CosmostatServer:
return result
def get_client_hostnames(self, send_age = False):
self.purge_stale_hostnames()
result = []
for system in self.systems:
if send_age:
result.append({"hostname": system.hostname, "data_age": age})
else:
result.append(system.hostname)
return result
def purge_stale_hostnames(self):
now = time.time()
fresh_systems = []
result = []
for system in self.systems:
age = now - system.data_timestamp
if age <= 60: # keep only fresh servers
fresh_systems.append(system)
if send_age:
result.append({"hostname": system.hostname, "data_age": age})
else:
result.append(system.hostname)
self.systems = fresh_systems # replace the old list
return result
#################################################################
### Cosmostat Client Class
### Each Class Object contains static and active data as well as
### the hostname and uuid/short_id.
### The timestamp is for removing stale Clients
#################################################################
class CosmostatClient:

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@ -1,16 +1,21 @@
#######################################################################
### app.py
### cosmostat service handler
#######################################################################
from flask import Flask, jsonify, request, Response
from flask_apscheduler import APScheduler
from typing import Dict, Union
import json, time, redis, yaml
import base64, hashlib
import secrets, string
import requests
from requests import RequestException, Response
from Components import *
# Import Cosmos Settings
from Cosmos_Settings import *
# System and Component Classes
from Components import *
# Cosmostat server Classes
from Cosmostat import *
# declare flask apps
@ -373,11 +378,11 @@ def client_update():
log_data(log_output = payload, log_level = "noisy_test")
# execute API call
result = client_submission_handler(api_url, payload)
client_initialize()
client_api_initialize()
return result
# Cosmostat Client Initializer
def client_initialize():
def client_api_initialize():
api_url = f"{cosmostat_server_api()}create_client"
# generate payload
payload = get_client_payload(get_php_summary(), "client_properties")
@ -446,34 +451,39 @@ if __name__ == '__main__':
# Background Loop Function
def background_loop():
# Update all data on the System object unless this is the server
if cosmostat_client.check_system_timer() and not run_cosmostat_server():
# Update all data on the local System object
if cosmostat_client.check_system_timer() or run_cosmostat_server():
cosmostat_client.update_system_state()
# publish to redis if the web dashboard is active locally
if app_settings["push_redis"] and not app_settings["disable_local_api"]:
update_redis_server()
# report data to the server if configured
if run_cosmostat_reporter():
if int(time.time()) % 5 == 0 and not cosmostat_client.check_system_timer():
cosmostat_client.update_system_state()
client_update()
# if this is the server, do this stuff
if run_cosmostat_server():
# update the client state since that was skipped
cosmostat_client.update_system_state()
this_client = get_client_payload(get_client_redis_data(human_readable = False), "redis_data")
if app_settings["noisy_test"]:
print(this_client)
run_update_client(this_client)
# purge stale client systems
cosmostat_server.purge_stale_hostnames()
# report the server's own client object to itself
run_update_client(get_client_payload(get_client_redis_data(human_readable = False), "redis_data"))
log_data(log_output = f"{this_client}", log_level = "noisy_test")
time.sleep(0.5)
######################################
# instantiate client
######################################
# local client System Class Object
cosmostat_client = new_cosmos_client()
# remote client reporter
if app_settings["cosmostat_server_reporter"] and not app_settings["cosmostat_server"]:
client_initialize()
client_api_initialize()
######################################
# instantiate server
@ -517,6 +527,7 @@ if __name__ == '__main__':
if not app_settings["disable_local_api"]:
app.run(debug=False, host=service_gateway_ip(), port=service_api_port())
else:
# if local API disabled, phone home if configured
print("Internal API Disabled.")
while True:
if int(time.time()) % 5 == 0 and not cosmostat_client.check_system_timer():

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@ -1,4 +1,7 @@
[
{
"notes:": "this is both a scratch file and a reference for new component descriptors"
},
{
"name": "",
"description": "",
@ -37,88 +40,6 @@
"which have variance"
]
},
{
"static_key_variables": [
{"name": "Hostname", "command": "hostname"},
{"name": "Virtual Machine", "command": "echo $( [ \"$(systemd-detect-virt)\" = none ] && echo False || echo True )", "req_check": "False"},
{"name": "CPU Architecture", "command": "lscpu --json | jq -r '.lscpu[] | select(.field==\"Architecture:\") | .data'"},
{"name": "OS Kernel", "command": "uname -r"},
{"name": "OS Name", "command": "cat /etc/os-release | grep PRETTY | cut -d\\\" -f2"},
{"name": "Manufacturer", "command": "sudo dmidecode --type 1 | grep Manufacturer: | cut -d: -f2 | sed -e 's/^[ \\t]*//'"},
{"name": "Product Name", "command": "sudo dmidecode --type 2 | grep 'Product Name:' | cut -d: -f2 | sed -e 's/^[ \\t]*//'"},
{"name": "Serial Number", "command": "sudo dmidecode --type 2 | grep 'Serial Number: '| cut -d: -f2 | sed -e 's/^[ \\t]*//'"}
],
"dynamic_key_variables": [
{"name": "System Uptime", "command": "uptime -p"},
{"name": "Current Date", "command": "date '+%D %r'"}
],
"virt_ignore": [
"Product Name",
"Serial Number"
]
},
{
"name:": "System",
"static_key_variables": [
{
"name": "Hostname",
"command": "hostname"
},
{
"name": "Virtual Machine",
"command": "echo $( [ \"$(systemd-detect-virt)\" = none ] && echo False || echo True )",
"req_check": "False"
},
{
"name": "CPU Architecture",
"command": "lscpu --json | jq -r '.lscpu[] | select(.field==\"Architecture:\") | .data'"
},
{
"name": "OS Kernel",
"command": "uname -r"
},
{
"name": "OS Name",
"command": "cat /etc/os-release | grep PRETTY | cut -d\\\" -f2"
},
{
"name": "Manufacturer",
"command":{
"x86_64": "sudo dmidecode --type 1 | grep Manufacturer: | cut -d: -f2 | sed -e 's/^[ \\t]*//'"
},
"arch_check": "true"
},
{
"name": "Product Name",
"command": {
"x86_64": "sudo dmidecode --type 2 | grep 'Product Name:' | cut -d: -f2 | sed -e 's/^[ \\t]*//'"
},
"arch_check": "true"
},
{
"name": "Serial Number",
"command": {
"x86_64": "sudo dmidecode --type 2 | grep 'Serial Number: '| cut -d: -f2 | sed -e 's/^[ \\t]*//'"
},
"arch_check": "true"
}
],
"dynamic_key_variables": [
{
"name": "System Uptime",
"command": "uptime -p"
},
{
"name": "Current Date",
"command": "date '+%D %r'"
}
],
"virt_ignore": [
"Product Name",
"Serial Number"
]
},
{
"SATA GBW": "sudo /usr/sbin/smartctl -x --json /dev/{this_device} | jq -r '.physical_block_size as $block |.ata_device_statistics.pages[] | select(.name == \"General Statistics\") | .table[] | select(.name == \"Logical Sectors Written\") | .value as $sectors | ($sectors * $block) / 1073741824 ' | awk '{{printf \"%.2f GiB Written\\n\", $0}}' || true",

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@ -1,46 +0,0 @@
def get_properties_keys(self, component = None):
component_properties = []
if component == None:
component_properties = self._properties.items()
else:
component_properties = self.get_property(component)
result = self.process_key_list(key_items = component_properties, key_name = "Property", return_type = "key" key_value = "Value")
return result
def get_metrics_keys(self):
result = self.process_key_list(key_items = self._metrics.items(), key_name = "Metric", key_value = "Data", return_type = "key")
return result
def get_properties_strings(self, return_simple = True):
result = self.process_key_list(key_items = self._properties.items(), key_name = "Property", return_type = "string", return_simple = return_simple)
return result
def get_metrics_strings(self, return_simple = True):
result = self.process_key_list(key_items = self._metrics.items(), key_name = "Metric", return_type = "string", return_simple = return_simple)
return result
def process_key_list(self, key_items: str, key_name: str, return_type: str, key_value = "none"):
result = []
empty_value = ["", "null", None, []]
for name, values in key_items:
for value in (values if isinstance(values, list) else [values]):
if value not in empty_value and name not in self.virt_ignore:
this_key_string = f"{name}: {value}"
if return_simple:
result.append(this_key_string)
elif return_keys:
this_key_value = {
"Source": self.name,
key_name: name,
key_value: value
}
result.append(this_key_value)
else:
complex_key_string = {
"Source": self.name,
key_name: this_key_string
}
result.append(complex_key_string)
return result

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@ -95,7 +95,10 @@ $selectedHost = $clients[$selectedIdx]['hostname'];
<strong>Component Desriptor</strong>
<p>To view the component descriptor, you may <br>
<code>curl -s https://<?= h($_SERVER['SERVER_NAME']) ?>/descriptor</code></p>
<p>This will return the entire JSON descriptor variable</p>
This will return the entire JSON descriptor variable.<br>
The endpoint agent uses this descriptor to build out its local System Object.<br>
The agent then reports back to the Cosmostat Server with all the data found in the descriptor.<br>
Full Source Code can be found at its <a href=https://gitea.matt-cloud.com/matt/cosmoserver>Gitea</a> page.
</div> <!-- / Header Card -->
<!-- summary card -->

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@ -1,218 +0,0 @@
/* ------------------------------------------------------------------ */
/* 1. SocketIO connection & helpers unchanged */
/* ------------------------------------------------------------------ */
const socket = io();
socket.on('connect_error', err => {
safeSetText('status', `Could not connect to server - ${err.message}`);
});
socket.on('reconnect', attempt => {
safeSetText('status', `Re-connected (attempt ${attempt})`);
});
function safeSetText(id, txt) {
const el = document.getElementById(id);
if (el) el.textContent = txt;
}
/* ------------------------------------------------------------------ */
/* 2. Global state */
/* ------------------------------------------------------------------ */
let selectedHost = null; // hostname that is currently displayed
const hostDataMap = {}; // hostname → client object (from CLIENT_LIST)
/* ------------------------------------------------------------------ */
/* 3. Build the host list once the page is ready */
/* ------------------------------------------------------------------ */
function initHostList() {
const listEl = document.getElementById('host-list');
listEl.innerHTML = ''; // clear any stray markup
CLIENT_LIST.forEach(host => {
hostDataMap[host.hostname] = host; // cache for quick lookup
const item = document.createElement('div');
item.textContent = host.hostname;
item.className = 'host-item';
item.dataset.hostname = host.hostname;
item.addEventListener('click', () => selectHost(host.hostname));
listEl.appendChild(item);
});
// autoselect the first host (you could also stay on "Loading…" until the user clicks)
if (CLIENT_LIST.length) selectHost(CLIENT_LIST[0].hostname);
}
/* ------------------------------------------------------------------ */
/* 4. Handle host click update UI and request live metrics */
/* ------------------------------------------------------------------ */
function selectHost(hostname) {
if (selectedHost === hostname) return; // already selected
selectedHost = hostname;
// Update active styling in the list
document.querySelectorAll('.host-item').forEach(el => {
el.classList.toggle('active', el.dataset.hostname === hostname);
});
// Render the static part of the page for this host
renderHostContent(hostDataMap[hostname]);
// Now request the live metrics for this host
// The server sends an array of all hosts well filter below
// (If you have a dedicated endpoint you could request only the chosen host here)
}
/* ------------------------------------------------------------------ */
/* 5. Render the static content (system properties + components) */
/* ------------------------------------------------------------------ */
function renderHostContent(host) {
const main = document.getElementById('main-content');
main.innerHTML = ''; // clear
// 5a. System Properties
if (host.client_properties?.[0]?.system_properties?.length) {
const propSection = document.createElement('div');
propSection.innerHTML = '<h2>System Properties</h2>';
const ul = document.createElement('ul');
ul.className = 'system-list';
host.client_properties[0].system_properties.forEach(p => {
const li = document.createElement('li');
li.textContent = p.Property;
ul.appendChild(li);
});
propSection.appendChild(ul);
main.appendChild(propSection);
}
// 5b. Components
if (host.client_properties?.[0]?.system_components?.length) {
const compSection = document.createElement('div');
compSection.innerHTML = '<h2>Components</h2>';
const compGrid = document.createElement('div');
compGrid.className = 'components';
host.client_properties[0].system_components.forEach(c => {
const compDiv = document.createElement('div');
compDiv.className = 'component';
compDiv.innerHTML = `<h3>${c.component_name}</h3>`;
const ul = document.createElement('ul');
ul.className = 'info-list';
c.info_strings.forEach(str => {
const li = document.createElement('li');
li.textContent = str;
ul.appendChild(li);
});
compDiv.appendChild(ul);
compGrid.appendChild(compDiv);
});
compSection.appendChild(compGrid);
main.appendChild(compSection);
}
// 5c. Placeholder for live metrics will be filled by Socket.IO
const metricsDiv = document.createElement('div');
metricsDiv.id = 'client_summary';
metricsDiv.textContent = 'Connecting…';
main.appendChild(metricsDiv);
}
/* ------------------------------------------------------------------ */
/* 6. Render metrics called when a client_summary event arrives */
/* ------------------------------------------------------------------ */
socket.on('client_summary', data => {
// `data` is an array of host objects (the same structure as CLIENT_LIST)
// Find the one that matches the currently selected host
const host = data.find(h => h.hostname === selectedHost);
if (!host) return; // no data for this host yet
const metrics = host.redis_data;
renderStatsTable('client_summary', metrics, 'No Stats available');
});
/* 7. Table rendering unchanged except we now target a specific
container (e.g. id = 'client_summary') */
function renderStatsTable(containerId, data, emptyMsg) {
socket.emit('tableRendered');
renderGenericTable(containerId, data, emptyMsg);
}
function renderGenericTable(containerId, data, emptyMsg) {
const container = document.getElementById(containerId);
if (!Array.isArray(data) || !data.length) {
container.textContent = emptyMsg;
return;
}
const mergedData = mergeRowsByName(data);
const orderedData = orderRows(mergedData);
const table = buildTable(orderedData);
table.id = `${containerId}_table`;
container.innerHTML = '';
container.appendChild(table);
}
function mergeRowsByName(data) {
const groups = {}; // { source: { Metric: [], Data: [] } }
data.forEach(row => {
const source = row.Source;
if (!source) return;
if (!groups[source]) groups[source] = { Metric: [], Data: [] };
if ('Metric' in row && 'Data' in row) {
groups[source].Metric.push(row.Metric);
groups[source].Data.push(row.Data);
}
});
const merged = [];
Object.entries(groups).forEach(([source, grp]) => {
merged.push({
Source: source,
Metric: grp.Metric,
Data: grp.Data
});
});
return merged;
}
function orderRows(rows) {
const priority = ['System', 'CPU', 'RAM'];
const priorityMap = {};
priority.forEach((src, idx) => priorityMap[src] = idx);
return [...rows].sort((a, b) => {
const aIdx = priorityMap[a.Source] ?? Infinity;
const bIdx = priorityMap[b.Source] ?? Infinity;
return aIdx - bIdx;
});
}
function buildTable(data) {
const cols = ['Source', 'Metric', 'Data'];
const table = document.createElement('table');
const thead = table.createTHead();
const headerRow = thead.insertRow();
cols.forEach(col => {
const th = document.createElement('th');
th.textContent = col;
headerRow.appendChild(th);
});
const tbody = table.createTBody();
data.forEach(item => {
const tr = tbody.insertRow();
cols.forEach(col => {
const td = tr.insertCell();
const val = item[col];
if (Array.isArray(val)) {
val.forEach((v, idx) => {
const span = document.createElement('span');
span.textContent = v;
td.appendChild(span);
if (idx < val.length - 1) td.appendChild(document.createElement('br'));
});
} else {
td.textContent = val ?? '';
}
});
});
return table;
}
/* ------------------------------------------------------------------ */
/* 8. Kick things off when the DOM is ready */
/* ------------------------------------------------------------------ */
document.addEventListener('DOMContentLoaded', initHostList);

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@ -1,107 +0,0 @@
<?php
/* ------------------------------------------------------------------ */
/* Load the API that returns the list of all clients */
/* ------------------------------------------------------------------ */
# load API settings, this requires a simple yaml file
$raw_api_settings = file('/opt/api_settings/cosmostat_settings.yaml', FILE_IGNORE_NEW_LINES | FILE_SKIP_EMPTY_LINES);
$api_settings = [];
foreach ($raw_api_settings as $line) {
if ($line[0] === '#') {
continue;
}
$pos = strpos($line, ':');
if ($pos === false) {
continue;
}
$key = trim(substr($line, 0, $pos));
$value = trim(substr($line, $pos + 1));
if ($value === '') {
$value = null;
}
$api_settings[$key] = $value;
}
$api_bind_ip = trim($api_settings['api_bind_ip'], "\"'") ?? null;
$customApiPort = trim($api_settings['custom_api_port'], "\"'") ?? null;
$apiUrl = 'http://'.$api_bind_ip.':'.$customApiPort.'/client_details';
$apiCtx = stream_context_create([
'http' => [
'timeout' => 5,
'header' => "User-Agent: PHP/".PHP_VERSION."\r\n"
]
]);
$apiJson = @file_get_contents($apiUrl, false, $apiCtx);
$clients = json_decode($apiJson, true) ?: [];
?>
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>Cosmostat Server Dashboard</title>
<link rel="stylesheet" href="src/styles.css">
<style>
/* ------------------------------------------------------------------ */
/* Layout tweaks 2 column grid, left column 200px wide */
/* ------------------------------------------------------------------ */
.layout{display:grid;grid-template-columns:200px 1fr;gap:1rem;}
.sidebar{background:#34495e;padding:10px;border-radius:6px;}
.main{background:#34495e;padding:20px;border-radius:6px;}
.host-item{cursor:pointer;color:#bdc3c7;padding:4px 8px;border-radius:4px;}
.host-item:hover{background:#2c3e50;}
.host-item.active{background:#1abc9c;color:#fff;}
/* Preserve existing table styling --------------------------------- */
</style>
</head>
<body>
<div class="card">
<h2>Matt-Cloud Cosmostat Dashboard</h2>
<p>This dashboard shows MattCloud system stats.</p>
<div class="help-link" id="helpToggle">API</div>
</div>
<div id="helpText" class="card">
<strong>Component Desriptor</strong>
<p>To view the component descriptor, you may <br>
<code>curl -s https://<?php echo $_SERVER['SERVER_NAME']; ?>/descriptor</code>
<p>This will return the entire JSON descriptor variable
</div>
<!-- --------------------------------------------------- -->
<!-- Page layout sidebar + main content -->
<!-- --------------------------------------------------- -->
<div class="layout">
<!-- Left side host list -->
<div class="sidebar">
<h3>Hosts</h3>
<div id="host-list"></div>
</div>
<!-- Right side content -->
<div class="main" id="main-content">
<h2>Loading…</h2>
</div>
</div>
<!-- --------------------------------------------------- -->
<!-- The client list is embedded so JS can build UI -->
<!-- --------------------------------------------------- -->
<script>
/* Expose the whole client list to JS this is the data that
the old PHP template used to render one host. */
const CLIENT_LIST = <?php echo json_encode($clients, JSON_UNESCAPED_SLASHES); ?>;
</script>
<!-- Socket.IO client -->
<script src="socket.io/socket.io.js"></script>
<!-- Custom Redis logic (see below) -->
<script src="src/redis-server.js"></script>
<script>
/* Toggle help panel unchanged from the original */
document.getElementById('helpToggle').addEventListener('click', function () {
const help = document.getElementById('helpText');
help.style.display = (help.style.display === 'none' || help.style.display === '') ? 'block' : 'none';
});
</script>
</body>
</html>

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@ -1,36 +0,0 @@
/* --------------------------------------------------
1. Expose the API URL (identical to PHPs $apiUrl)
-------------------------------------------------- */
const API_URL = 'http://<?= h($api_bind_ip) ?>:<?= h($customApiPort) ?>/php_summary';
/* --------------------------------------------------
2. Build the endpoint list
-------------------------------------------------- */
document.addEventListener('DOMContentLoaded', () => {
const listEl = document.getElementById('endpointList');
const urlParam = new URLSearchParams(window.location.search);
const current = urlParam.get('host'); // e.g. "MC-CM3588"
fetch(API_URL)
.then(r => r.json())
.then(hosts => {
hosts.forEach(hostObj => {
const li = document.createElement('li');
const a = document.createElement('a');
a.href = '?host=' + encodeURIComponent(hostObj.hostname);
a.textContent = hostObj.hostname;
if (hostObj.hostname === current) a.classList.add('active');
li.appendChild(a);
listEl.appendChild(li);
});
})
.catch(err => {
console.error('Failed to load endpoint list:', err);
const li = document.createElement('li');
li.textContent = 'Unable to load endpoints';
listEl.appendChild(li);
});
});

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@ -1,177 +0,0 @@
/* ------------------------------------------------------------
1. Socket-IO connection & helper functions (unchanged)
------------------------------------------------------------ */
const socket = io();
socket.on('client_summary', renderStatsTable);
socket.on('connect_error', err => {
safeSetText('client_summary', `Could not connect to server - ${err.message}`);
});
socket.on('reconnect', attempt => {
safeSetText('client_summary', `Re-connected (attempt ${attempt})`);
});
function safeSetText(id, txt) {
const el = document.getElementById(id);
if (el) el.textContent = txt;
}
/* ------------------------------------------------------------
2. Render the table for the *selected* host
------------------------------------------------------------ */
function renderStatsTable(raw) {
// Raw may be a string (from Redis) or already parsed by socket.io
let payload;
if (typeof raw === 'string') {
try {
payload = JSON.parse(raw);
} catch (e) {
safeSetText('client_summary', 'Invalid data received');
return;
}
} else {
payload = raw;
}
if (!Array.isArray(payload) || !payload.length) {
safeSetText('client_summary', 'No data available');
return;
}
/* ---------------------------------------------
2a. Determine the hostname to display
--------------------------------------------- */
const urlParams = new URLSearchParams(window.location.search);
const selectedHost = urlParams.get('host');
/* ---------------------------------------------
2b. Find the host object in the payload
--------------------------------------------- */
const hostObj =
payload.find(item => item.hostname === selectedHost) || payload[0];
/* ---------------------------------------------
2c. Extract the Redis data for that host
--------------------------------------------- */
const hostData = hostObj && Array.isArray(hostObj.redis_data)
? hostObj.redis_data
: [];
/* ---------------------------------------------
2d. Pass the host-specific data to the generic renderer
--------------------------------------------- */
renderGenericTable('host_metrics', hostData, 'No Stats available');
}
/* ------------------------------------------------------------
3. Table rendering - unchanged from original
------------------------------------------------------------ */
function renderGenericTable(containerId, data, emptyMsg) {
const container = document.getElementById(containerId);
if (!Array.isArray(data) || !data.length) {
container.textContent = emptyMsg;
return;
}
// Merge rows by source name
const mergedData = mergeRowsByName(data);
// Order the merged rows - priority first
const orderedData = orderRows(mergedData);
// Build the table from the ordered data
const table = buildTable(orderedData);
table.id = 'host_metrics_table';
container.innerHTML = '';
container.appendChild(table);
}
/* ------------------------------------------------------------
4. Merge rows by source name
------------------------------------------------------------ */
function mergeRowsByName(data) {
const groups = {}; // { source: { Metric: [], Data: [] } }
data.forEach(row => {
const source = row.Source;
if (!source) return;
if (!groups[source]) {
groups[source] = { Metric: [], Data: [] };
}
if ('Metric' in row && 'Data' in row) {
groups[source].Metric.push(row.Metric);
groups[source].Data.push(row.Data);
}
});
const merged = [];
Object.entries(groups).forEach(([source, grp]) => {
merged.push({
Source: source,
Metric: grp.Metric,
Data: grp.Data,
});
});
return merged;
}
/* ------------------------------------------------------------
5. Order rows - put “System”, “CPU”, “RAM” first
------------------------------------------------------------ */
function orderRows(rows) {
const priority = ['System', 'CPU', 'RAM'];
const priorityMap = {};
priority.forEach((src, idx) => {
priorityMap[src] = idx;
});
return [...rows].sort((a, b) => {
const aIdx = priorityMap.hasOwnProperty(a.Source) ? priorityMap[a.Source] : Infinity;
const bIdx = priorityMap.hasOwnProperty(b.Source) ? priorityMap[b.Source] : Infinity;
return aIdx - bIdx;
});
}
/* ------------------------------------------------------------
6. Build an HTML table from an array of objects
------------------------------------------------------------ */
function buildTable(data) {
const cols = ['Source', 'Metric', 'Data'];
const table = document.createElement('table');
// Header
const thead = table.createTHead();
const headerRow = thead.insertRow();
cols.forEach(col => {
const th = document.createElement('th');
th.textContent = col;
headerRow.appendChild(th);
});
// Body
const tbody = table.createTBody();
data.forEach(item => {
const tr = tbody.insertRow();
cols.forEach(col => {
const td = tr.insertCell();
const val = item[col];
if (Array.isArray(val)) {
val.forEach((v, idx) => {
td.id = 'host_metrics_column';
const span = document.createElement('span');
span.textContent = v;
td.appendChild(span);
if (idx < val.length - 1) td.appendChild(document.createElement('br'));
});
} else {
td.textContent = val !== undefined ? val : '';
}
});
});
return table;
}

View File

@ -1,18 +0,0 @@
# Use an official Node runtime
FROM node:20-alpine
# Create app directory
WORKDIR /usr/src/app
# Install dependencies
COPY package.json .
RUN npm install --only=production
# Copy app source
COPY . .
# Expose the port that the app listens on
EXPOSE 3000
# Start the server
CMD ["node", "server.js"]

View File

@ -107,29 +107,4 @@
virtualenv_command: python3 -m venv
state: present
# create node.js docker container for web dashboard
- name: node.js server container handler
when: false
block:
- name: Cosmostat - Init - node.js - copy server files
copy:
src: "web/node_server"
dest: "{{ service_control_web_folder }}/"
mode: 0755
owner: "{{ service_user }}"
group: "{{ service_user }}"
- name: Cosmostat - Init - node.js - build docker container
community.docker.docker_image:
name: ws_node
tag: latest
source: local
build:
path: "{{ service_control_web_folder }}/node_server"
dockerfile: Dockerfile
force_tag: true
state: present
force_source: true
...

View File

@ -1,7 +1,5 @@
---
# initializa environment
- name: Initialize Environment
when: not quick_refresh | bool
@ -16,7 +14,4 @@
when: not disable_local_api
include_tasks: web.yaml
#- name: Purge Old Containers
# when: not quick_refresh | bool
# include_tasks: purge.yaml
...

View File

@ -1,34 +0,0 @@
- name: Cosmostat - Clean up old ws_node image tags
block:
# Grab a list of all tags the image has
- name: Get all ws_node image tags
command: |
docker images --format "{{.Repository}}:{{.Tag}}" \
--filter=reference="ws_node:*"
register: all_tags_raw
changed_when: false
# Turn that raw string into a list of just the tag names
- name: Parse tag names out of the list
set_fact:
all_tags: >-
{{ all_tags_raw.stdout_lines |
map('regex_replace', '^ws_node:', '') |
list }}
# Keep everything *except* the one that ends with “:latest”
- name: Build list of tags that should be removed
set_fact:
tags_to_remove: "{{ all_tags | difference(['latest']) }}"
# Remove each old tag
- name: Delete old ws_node image tags
community.docker.docker_image:
name: ws_node
tag: "{{ item }}"
state: absent
loop: "{{ tags_to_remove }}"
when: tags_to_remove | length > 0
when: tags_to_remove | length > 0
tags:
- cleanup