x-yuri

redis + stunnel (SSL + verify)

main.tf:

provider "google" {
  project = "PROJECT_ID"
}

resource "google_compute_instance" "test-redis" {

x-yuri

redis + stunnel (SSL + verify)

main.tf:

provider "google" {
  project = "PROJECT_ID"
}

resource "google_compute_instance" "test-redis" {

x-yuri

redis + stunnel (SSL)

main.tf:

provider "google" {
  project = "PROJECT_ID"
}

resource "google_compute_instance" "test-redis" {

x-yuri

redis upgrade

$ curl -sS https://raw.githubusercontent.com/redis/redis/5.0/redis.conf -o redis5.conf
$ curl -sS https://raw.githubusercontent.com/redis/redis/7.2/redis.conf -o redis7.conf

$ docker run --rm -it \
  -v "$PWD/redis5.conf:/etc/redis.conf" \
  -v redis:/data \
  redis:5.0.14-alpine3.16 redis-server /etc/redis.conf

x-yuri

redis replication

docker-compose.yml:

services:
  master:
    image: redis:5.0.14-alpine3.16
    command: redis-server /etc/redis.conf
    volumes:

x-yuri

redis persistance

$ curl -sS https://raw.githubusercontent.com/redis/redis/7.2/redis.conf -o redis.conf
$ docker run --rm -it \
  -v "$PWD/redis.conf:/etc/redis.conf" \
  -v redis:/data \
  redis:7.2.4-alpine3.19 redis-server /etc/redis.conf

$ docker ps

x-yuri

redis + TLS + AUTH

$ curl -sS https://raw.githubusercontent.com/redis/redis/7.2/redis.conf -o redis.conf

--- redis.conf	2024-05-04 16:54:08.156669791 +0300
+++ redis.conf	2024-05-04 17:51:09.779637439 +0300
@@ -135,7 +135,7 @@

x-yuri

Updating rubygems

• https://github.com/rubygems/rubygems/blob/v3.5.9/lib/rubygems/commands/update_command.rb#L99
• [install rubygems-update][a] (which is likely rubygems packaged as a gem)
• launch the [update process][b]
• which is performed by [setup.rb][c] (can also be launched with [update_rubygems][i])
• https://github.com/rubygems/rubygems/blob/v3.5.9/setup.rb#L36
• install the [lib files][d] (rubygems + bundler, supposedly to [/usr/local/lib/site_ruby/$VERSION][j])
• the [bin files][e] (/usr/bin/gem)
• the [bundler gem][f]

x-yuri

gem: slow install

In 3.2.3 RubyGems started to use the Compact Index API (commit, PR, [changelog][c]).

[RubyGems.org Dependency API Deprecation][d]
[Dependency API Deprecation Delayed][e]
[RFC][f]

x-yuri

Generating SSL certificates

req:

openssl req -x509 -subj /CN=root.yourdomain.com -days 3650 -noenc \
    -out root.crt -keyout root.key
  # -x509 - generate a certificate
  # -subj - subject
  # -days - validity period