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Brian Candler candlerb

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@candlerb
candlerb / fix-device-ports.py
Last active January 16, 2022 15:00
Standalone script to create all the missing device components which exist in DeviceType template but not in Device instances
import django
import os
os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'netbox.settings')
django.setup()
from dcim.models import Device, ConsolePort, ConsoleServerPort, PowerPort, PowerOutlet, Interface, RearPort, FrontPort, DeviceBay
for device in Device.objects.all():
# Based on Device.save()
ConsolePort.objects.bulk_create(
@candlerb
candlerb / gist:572ec8c87055942a77e329942b8724f6
Created September 21, 2021 09:38
Backtrace for vector issue with loki
Sep 21 09:35:24 loki systemd[1]: Starting Vector...
Sep 21 09:35:24 loki vector[24928]: √ Loaded ["/etc/vector/vector.toml"]
Sep 21 09:35:24 loki vector[24928]: √ Component configuration
Sep 21 09:35:24 loki vector[24928]: √ Health check "loki"
Sep 21 09:35:24 loki vector[24928]: ------------------------------------
Sep 21 09:35:24 loki vector[24928]: Validated
Sep 21 09:35:24 loki systemd[1]: Started Vector.
Sep 21 09:35:24 loki vector[24932]: Sep 21 09:35:24.385 INFO vector::app: Log level is enabled. level="vector=trace,codec=trace,vrl=trace,file_source=trace,tower_limit=trace,rdkafka=trace" enable_datadog_tracing=false
Sep 21 09:35:24 loki vector[24932]: Sep 21 09:35:24.386 INFO vector::app: Loading configs. paths=["/etc/vector/vector.toml"]
Sep 21 09:35:24 loki vector[24932]: Sep 21 09:35:24.417 DEBUG vector::tls::settings: Fetching system root certs.
@candlerb
candlerb / natural-sort.py
Last active August 13, 2021 13:21
Test of natural sorting algorithm
import re
import unittest
def parse_natural(name):
res = re.split("(\d+)", name)
# first and last element is always a string; alternate values are numbers
for i in range(1, len(res), 2):
res[i] = int(res[i])
return res
@candlerb
candlerb / gf-run.py
Created July 12, 2021 17:28
Simplified gf-run.py
#!/usr/bin/python3
import os
import shutil
import subprocess
import sys
index = int(sys.argv[1])
num_disks = int(sys.argv[2])
base = os.path.abspath("mybase.img")
@candlerb
candlerb / err.txt
Created July 12, 2021 16:33
Debug output from guestfs when not starting correctly
libguestfs: create: flags = 0, handle = 0x55be3d261850, program = guestfish
libguestfs: command: run: qemu-img
libguestfs: command: run: \ create
libguestfs: command: run: \ -f qcow2
libguestfs: command: run: \ -o backing_file=/home/nsrc/nsrc-gns3/scripts/mybase.img,compat=1.1
libguestfs: command: run: \ /tmp/gf-run.20461/node0.qcow2
Formatting '/tmp/gf-run.20461/node0.qcow2', fmt=qcow2 size=1474560 compat=1.1 backing_file=/home/nsrc/nsrc-gns3/scripts/mybase.img cluster_size=65536 lazy_refcounts=off refcount_bits=16
libguestfs: command: run: qemu-img
libguestfs: command: run: \ create
libguestfs: command: run: \ -f qcow2
@candlerb
candlerb / gf-run.py
Created July 12, 2021 16:30
gf-run.py (create qcow2 clones and upload data to them)
#!/usr/bin/python3
import os
import shutil
import subprocess
import sys
index = int(sys.argv[1])
num_disks = int(sys.argv[2])
base = os.path.abspath("mybase.img")
@candlerb
candlerb / gf-par.py
Created July 12, 2021 16:28
gf-par.py (run multiple instances of gf-run.py in parallel)
#!/usr/bin/python3
import subprocess, sys
COUNT = 36
CONCURRENCY = 12
NUM_DISKS = 46
jobs = []
errors = []
@candlerb
candlerb / cross-cables.py
Created June 23, 2019 15:41
Netbox report to highlight cables between sites and cables between racks (apart from rearport to rearport)
from extras.reports import Report
from dcim.models import Cable, RearPort
from dcim.constants import *
from circuits.models import CircuitTermination
CABLE_TYPES_OK_BETWEEN_RACKS = {
CABLE_TYPE_DAC_PASSIVE,
}
class CheckCableLocality(Report):
@candlerb
candlerb / gns3-web-ui-1125.gns3project.b64
Last active May 6, 2021 08:44
base64 encoding of gns3-web-ui-1125.gns3project
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@candlerb
candlerb / project.gns3
Created May 6, 2021 08:17
gns3-web-ui-1125 project.gns3
{
"auto_close": false,
"auto_open": false,
"auto_start": false,
"drawing_grid_size": 25,
"grid_size": 75,
"name": "gns3-web-ui-1125",
"project_id": "1052ec96-de04-45fc-9fc2-dff8584cf303",
"revision": 9,
"scene_height": 1000,