Docker

Docker on Freebsd

Fireup FreeBSD 14 Instance on AWS ?!? Install Packages pkg install gmake go git vim Install Lima git clone https://github.com/lima-vm/lima /opt/lima Patch File cat << EOF > /opt/lima/pkg/sshutil/sshutil_others.go //go:build !darwin && !linux // +build !darwin,!linux package sshutil import ( "runtime" "github.com/sirupsen/logrus" ) func detectAESAcceleration() bool { var err error const fallback = runtime.GOARCH == "amd64" logrus.WithError(err).Warnf("cannot detect whether AES accelerator is available, assuming %v", fallback) return fallback } EOF Build gmake Copy Binaries cp /opt/lima/_output/bin/* /usr/local/bin/ mkdir -p /usr/local/share/doc/lima && cp -r /opt/lima/_output/share/doc/lima/* /usr/local/share/doc/lima/ cp -r /opt/lima/_output/share/lima /usr/local/share/lima Install QEMU pkg install qemu-nox11 Get CPU root@freebsd:/opt/lima # qemu-system-x86_64 -cpu help | grep -i cascadelake x86 Cascadelake-Server (alias configured by machine type) x86 Cascadelake-Server-noTSX (alias of Cascadelake-Server-v3) x86 Cascadelake-Server-v1 Intel Xeon Processor (Cascadelake) x86 Cascadelake-Server-v2 Intel Xeon Processor (Cascadelake) [ARCH_CAPABILITIES] x86 Cascadelake-Server-v3 Intel Xeon Processor (Cascadelake) [ARCH_CAPABILITIES, no TSX] x86 Cascadelake-Server-v4 Intel Xeon Processor (Cascadelake) [ARCH_CAPABILITIES, no TSX] x86 Cascadelake-Server-v5 Intel Xeon Processor (Cascadelake) [ARCH_CAPABILITIES, EPT switching, XSAVES, no TSX] Export CPU export QEMU_SYSTEM_X86_64="qemu-system-x86_64 -cpu Cascadelake-Server" Start Lima switch to user

Hashicorp - Vault

some Hands’on with Hashicorp Vault Source https://developer.hashicorp.com/vault/docs/get-started/developer-qs Install on macos brew tap hashicorp/tap brew install hashicorp/tap/vault Run on Docker in Background, you have to kill it later docker run -d -p 8200:8200 -e 'VAULT_DEV_ROOT_TOKEN_ID=dev-only-token' vault Unseal Key: 2KTIMp0Md52V2xTb0txxxxxxxxxxxxxxxxxxxxxxxxx= Root Token: dev-only-token this is a dev instance only and has no persistent data. don’t worry. Open Browser http://localhost:8200 -> root token Export in Terminal export VAULT_ADDR='http://0.0.0.0:8200' export VAULT_TOKEN="dev-only-token" Set Key curl --header "X-Vault-Token: $VAULT_TOKEN" \ --header "Content-Type: application/json" \ --request POST \ --data '{"data": {"password": "Hashi123"}}' \ -s http://127.

Docker - Container

Stuff for the running Containers List running Containers $ docker ps CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES f99ad3355bae blog "/home/docker/init_a…" 14 minutes ago Up 14 minutes 0.0.0.0:3031->3031/tcp quizzical_bardeen Shell into Containter docker exec -it f99ad3355bae bash first build cache apt-get update install Tools netstat ps tcpdump … apt-get install -y net-tools procps tcpdump telnet netcat Any Comments ? sha256: 27a1368fbcb11db26404131aeb2b0e15d07bc32f61df6389a7c685df61bfc5aa

Alpine - Pandas on Docker Image

How to install Pandas on Alpine Linux Run Alpine Container docker run -it alpine add packages apk update apk add python3 py3-pip gcc python3-dev g++ add / build pandas time pip install pandas real 26m 13.14s user 30m 46.40s sys 3m 27.51s Happy Pandas ! Any Comments ? sha256: afb99c7e3ed003bee48b65795a153c4fe7835fe3dae0759b70ab2bfb5adc4fd5

Acme-DNS

Web A simplified DNS server with a RESTful HTTP API to provide a simple way to automate ACME DNS challenges. Sounds promising, right ? Let’s give try ;) https://github.com/joohoi/acme-dns Setup fireup a new OpenBSD VM let’s do it in London. ip: 100.10.20.30 patch, update, add go doas su - syspatch pkg_add -Vu pkg_add go clone repo and build acme-dns cd /root git clone https://github.com/joohoi/acme-dns cd acme-dns export GOPATH=/tmp/acme-dns go build cp acme-dns /usr/local/sbin/ Create Selfsign Cert the RESTful API need’s a Cert.

Smokeping on Docker

If you have Docker running somehwere … bring up your Smoke Instance within Seconds ;) Smokeping docker run --name smoke --restart always -d -p 80:80 linuxserver/smokeping Show Containers docker ps docker-test:~# docker ps CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES 8f8b872ac1c3 linuxserver/smokeping "/init" 6 minutes ago Up 6 minutes 0.0.0.0:80->80/tcp, :::80->80/tcp smoke Shell into Docker docker exec -it smoke /bin/sh Check Netstat root@8f8b872ac1c3:/# netstat -an Active Internet connections (servers and established) Proto Recv-Q Send-Q Local Address Foreign Address State tcp 0 0 0.

Docker on OSX

Some Notes Based on this Video: https://www.youtube.com/watch?v=bhBSlnQcq2k Download Docker https://docs.docker.com/get-docker/ Download Nginx Image https://hub.docker.com/_/nginx docker pull nginx Run Image docker run nginx docker run nginx:latest docker run -d nginx:latest docker run -d -p 80 nginx:latest docker run -d -p 8080:80 nginx:latest docker run -d -p 3000:80 -p 8080:80 nginx:latest Access Webserver mbp:~ stoege$ docker run -d -p 8080:80 nginx:latest 5c7a945caa59f14e35932f3d4470c9b9afc0307dac34e01947d41adbcdfda091 mbp:~ stoege$ docker ps CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES 5c7a945caa59 nginx:latest "/docker-entrypoint.