neomantra

events {
  worker_connections  4096;  ## Default: 1024
}

http {
    # DEBUG:
    map $uri $proxy_uri_base {
        "~/crypto-proxy/(?<proxy_base>[^/]*)" $proxy_base;
        default $uri;
    }

neomantra

# Grafana PDC -- private network tunnel
# This is templated by Terraform templatefile()
# https://grafana.com/docs/grafana-cloud/connect-externally-hosted/private-data-source-connect/configure-pdc/

job "grafana-pdc" {
  region = "global"
  datacenters = ["${NOMAD_DATACENTER}"]
  namespace = "${NOMAD_NAMESPACE}"
  type = "service"

neomantra

// Copyright (c) 2024 Neomantra BV
//
// Opinionated Reader/Writer wrappers

package nmio

import (
	"compress/gzip"
	"io"
	"os"

neomantra

func VerifyDirectoryExists(dirPath string) error {
	if fileInfo, err := os.Stat(dirPath); err != nil {
		if os.IsNotExist(err) {
			return fmt.Errorf("directory '%s' does not exist", dirPath)
		} else {
			return fmt.Errorf("error filestat on '%s': %w", dirPath, err)
		}
	} else if !fileInfo.IsDir() {
		return fmt.Errorf("'%s' exists but is not a directory", dirPath)
	}

neomantra

// NewPointerValueMap converts a map[string]*T to a map[string]T, omitting nil pointers.
func NewPointerValueMap[K comparable, V any](src map[K]*V) map[K]V {
	dst := make(map[K]V)
	for k, ptr := range src {
		if ptr != nil {
			dst[k] = *ptr
		}
	}
	return dst
}

neomantra

# adapted from https://github.com/neomantra/docker-onload/blob/master/jammy/Dockerfile

# install dependencies
sudo apt-get update -y
sudo apt-get install -y --no-install-recommends \
        autoconf \
        automake \
        ca-certificates \
        coreutils \
        curl \

neomantra

 
  --------
 ////////\\
/         \\
|  o   o   |
|    /_   @|
 \        /
  \ \__/ /\
   \____/
How badly does MIT

neomantra

#!/usr/bin/env perl
# From: https://klipkyle.gitlab.io/blog/2017-10-22-vt100-ani.html
#
# scat 
#
# sleepy-cat - like cat, except delay a little bit to emulate the
# behavior of an old terminal
#
# By default a delay is inserted after every line feed (to emulate
# screen refresh), and a smaller delay is inserted between every

neomantra

-- converts thousands-separated numbers into plain numbers
-- for example:
-- cnum(0) == 0
-- cnum(1,000) == 1000
-- cnum(3,141,593) == 3141593
-- cnum(-9,001) == -9001
function cnum(...)
    local superbase = 1000
    local sign = 1
    local result = 0

neomantra

# Extract Pi from pi.neomantra.com

# IPv4

dig pi.neomantra.com +short
# 3.141.59.26

dig pi.neomantra.com +short | tr -d . |  sed -re 's/^.{1}/&./'
# 3.1415926