Anuj Dhungana edr3x

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Naffing

I write bugs 🦀

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edr3x / gpg-keys.md

Created December 9, 2025 06:28

Generating and using GPG keys to sign commit

Generate key

gpg --full-generate-key

enter the required details

Now get the gpg key id

edr3x / Content-Disposition.js

Created August 1, 2025 17:18

AWS Cloudfront Function to override Content Disposition for view only and download the file

	function handler(event) {
	var response = event.response;
	var uri = event.request.uri;
	var query = event.request.querystring;

	var filename = uri.split("/").pop();

	// Override filename if query param is provided
	if (query.filename && query.filename.value) {
	filename = query.filename.value;

edr3x / getlsp.sh

Created May 27, 2025 19:33

Fetch LSP client config for Neovim ( Requires: curl, jq and fzf )

	#!/usr/bin/env bash

	GHAPI="https://api.github.com"
	REPO="neovim/nvim-lspconfig"

	API_URL="$GHAPI/repos/$REPO/contents/lsp"

	TMP_JSON="/tmp/nvim_lspconfig_lsp_files.json"

	curl -s "$API_URL" -o "$TMP_JSON"

edr3x / gateway.yaml

Last active January 26, 2026 11:34

	# /var/lib/rancher/k3s/server/manifests/traefik-config.yaml
	apiVersion: helm.cattle.io/v1
	kind: HelmChartConfig
	metadata:
	name: traefik
	namespace: kube-system
	spec:
	valuesContent: \|-
	providers:
	kubernetesGateway:

edr3x / jwk.go

Created December 9, 2024 06:41

GO package to encode and decode JWK public keys

	package jwk

	import (
	"crypto/rsa"
	"crypto/x509"
	"encoding/base64"
	"encoding/pem"
	"fmt"
	"math/big"
	)

edr3x / postgres.md

Created November 19, 2024 05:18

scripts related to PostgreSQL

Scripts to make working with multiple pg dbs

Dump multiple database on same db instance

`dump.sh`

#!/usr/bin/env bash

DB_USER="user"

edr3x / PrintStruct.go

Created October 21, 2024 15:18

	func PrintStructInTable(v interface{}) {
	val := reflect.ValueOf(v)
	typ := reflect.TypeOf(v)

	// Ensure that the input is a struct
	if typ.Kind() != reflect.Struct {
	fmt.Println("Input is not a struct")
	return
	}

edr3x / tls-secret-gen.sh

Created August 7, 2024 06:42

create kubernetes tls secrets from json certificate file generated by traefik

	#!/usr/bin/env bash

	if [ -z "$1" ]; then
	echo "Usage: $0 <json_file>"
	exit 1
	fi

	json_file="$1"

	certificates=$(jq -c '.production.Certificates[]' $json_file)

edr3x / container-cpu-usae.sh

Created July 3, 2024 04:34

Get absolute CPU usae of container

	#!/usr/bin/env bash

	if [ -z "$1" ]; then
	echo "Usage: $0 <container-id>"
	exit 1
	fi

	CONTAINER_ID=$1

	CPU_PERCENT=$(docker stats $CONTAINER_ID --no-stream --format "{{.CPUPerc}}" \| tr -d '%')

edr3x / UUIDv7.sql

Last active June 28, 2024 07:53

uuidv7 function for PG via [here](https://gist.github.com/fabiolimace/515a0440e3e40efeb234e12644a6a346)

	create or replace function gen_uuidv7() returns uuid as $$
	declare
	begin
	return gen_uuidv7(clock_timestamp());
	end $$ language plpgsql;

	create or replace function gen_uuidv7(p_timestamp timestamp with time zone) returns uuid as $$
	declare
	v_time numeric := null;
	v_unix_t numeric := null;

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