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app.py
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app.py
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"""This module contains all of the functions and Flask routes
which renders all the content.
"""
import hashlib
import platform
from flask import Flask, jsonify, render_template
import psutil
app = Flask(__name__)
def hash_color(input_string):
"""
Derives a hex color code from the MD5 hash of an input string.
Returns the resulting hex color code as a string.
"""
digest_chars = list(hashlib.md5(input_string).hexdigest())
color = ""
while len(color) < 6:
color += digest_chars.pop(0)
color += digest_chars.pop(-1)
return color
@app.route("/")
def root():
"""
Flask route function for the root ("/") path.
Returns the index.html template.
"""
return render_template("index.html")
@app.route("/sysinfo")
def sysinfo():
"""
Flask route function for the "/sysinfo" path.
Returns system information in JSON.
"""
info={
'hostname': platform.node(),
'kernel_system': platform.system(),
'kernel_release': platform.release(),
'kernel_version': platform.version(),
'kernel_architecture': platform.machine(),
'cpu_count_physical': psutil.cpu_count(logical=False),
'cpu_count_logical': psutil.cpu_count(logical=True),
'mem_total_bytes': psutil.virtual_memory().total,
}
# Derive a unique color for the container/host from the sysinfo
info['color']=hash_color(str(info).encode())
return jsonify(info)
if __name__ == "__main__":
app.run(host="0.0.0.0")