Cloud/Hetzner/AB: Difference between revisions

Revision as of 03:39, 10 July 2025

Hetzner » Argo

Hetzner » Argo
Name	Network	Subnets	Forward
Hetzner » AA	`10.20.41.1/32`	`10.20.41.1 … 1/32 = 01`	✅
Hetzner » AB	`10.20.41.2/32`	`10.20.41.2 … 2/32 = 01`	✅
Hetzner » AC	`10.20.41.3/32`	`10.20.41.3 … 3/32 = 01`	⚪️
Hetzner » AD	`10.20.41.4/32`	`10.20.41.4 … 4/32 = 01`	⚪️
Hetzner » AE	`10.20.41.5/32`	`10.20.41.5 … 5/32 = 01`	⚪️

Hetzner » Analyze

Hetzner » Analyze
ssh -i ~/.ssh/ci.chorke.org_ed25519 -qt root@hetzner-aa.public.ip bash cat <<'EXE' \| sudo bash free -th && echo && systemd-analyze && echo df -h && echo && lsblk && echo swapon --show EXE

Hetzner » Add User

ssh -i ~/.ssh/ci.chorke.org_ed25519 -qt root@hetzner-aa.public.ip bash

sudo adduser -m        chorke
sudo passwd  -d        chorke
sudo passwd  -l        chorke
sudo chsh -s /bin/bash chorke

sudo adduser -m        shahed
sudo passwd  -d        shahed
sudo passwd  -l        shahed
sudo chsh -s /bin/bash shahed

sudo visudo
:'
# User privilege specification
root    ALL=(ALL:ALL) ALL
shahed  ALL=(ALL:ALL) ALL

# Members of the admin group may gain root privileges
%admin  ALL=(ALL) ALL
shahed  ALL=(ALL) NOPASSWD: /usr/local/bin/supervisorctl

# Allow members of group sudo to execute any command
%sudo   ALL=(ALL:ALL) ALL
shahed  ALL=(ALL) NOPASSWD: /usr/local/bin/supervisorctl

# See sudoers(5) for more information on "@include" directives:

@includedir /etc/sudoers.d
'

Hetzner » SSH Config

Hetzner » Config » SSH

ssh -i ~/.ssh/ci.chorke.org_ed25519 -qt root@hetzner-aa.public.ip bash

cat << EXE | sudo bash
sed 's|#PasswordAuthentication yes|PasswordAuthentication no|' -i /etc/ssh/sshd_config
sed 's|#PubkeyAuthentication yes|PubkeyAuthentication yes|'    -i /etc/ssh/sshd_config
sed 's|#PermitEmptyPasswords no|PermitEmptyPasswords no|'      -i /etc/ssh/sshd_config
sed 's|#PermitRootLogin yes|PermitRootLogin no|'               -i /etc/ssh/sshd_config
systemctl restart ssh
EXE

cat << EXE | sudo bash
sshd -T | grep -i PasswordAuthentication
sshd -T | grep -i PubkeyAuthentication
sshd -T | grep -i PermitEmptyPasswords
sshd -T | grep -i PermitRootLogin
EXE

sudo chattr +i /home/chorke/.ssh/authorized_keys
sudo chattr +i /home/shahed/.ssh/authorized_keys
sudo chattr +i /home/system/*-argo/.ssh/authorized_keys

Hetzner » APT Update

cat << EXE | sudo bash
apt-get update;echo
mkdir -p /etc/apt/keyrings
apt list -a --upgradable;apt-get upgrade -y;echo
apt-get install -y apt-transport-https ca-certificates gnupg build-essential snapd jq traceroute
apt-get clean cache && find /tmp -type f -atime +10 -delete && find /tmp -type s -atime +10 -delete
EXE

cat << EXE|sudo bash
PLATFORM=\$(uname -s)_\$(dpkg --print-architecture)
YQ_BINARY=\$(echo "yq_\${PLATFORM}"|tr '[:upper:]' '[:lower:]')
wget https://github.com/mikefarah/yq/releases/latest/download/\${YQ_BINARY} -O /usr/local/bin/yq
chmod +x /usr/local/bin/yq
EXE

Hetzner » Swap Space

echo 'swapon --show'|sudo bash
cat <<'EXE' | sudo bash
swapoff /swap.img
fallocate -l 11G /swap.img
ls -lh /swap.img && mkswap /swap.img
chmod 0600 /swap.img && swapon /swap.img && swapon --show && free -th
EXE

cat << FST | sudo tee -a /etc/fstab >/dev/null
# loop based swap storage » 8GB + 3GB 
/swap.img              none            swap    sw              0       0
FST

free -th
cat /etc/fstab
systemctl daemon-reload
echo 'swapon --show'|sudo bash

Hetzner » Attach Volume

Linode » Attach Volume

cat <<'EXE'| sudo bash
mkdir -p /var/minikube/pvc
mkfs.ext4 -F /dev/disk/by-id/scsi-0HC_Volume_102736306
cat <<'FST'| tee -a /etc/fstab >/dev/null

# hetzner-ab » attach 40gb storage » hetzner-ab-vol-aa
/dev/disk/by-id/scsi-0HC_Volume_102736306 /var/minikube/pvc ext4 discard,nofail,defaults 0 0
FST
chown minikube:minikube -R /var/minikube/pvc/
systemctl daemon-reload
mount -a
EXE

Hetzner » Containerize » LXD

cat << EXE | sudo bash
snap install lxd --channel=6/stable
usermod -aG lxd chorke
usermod -aG lxd shahed
EXE

echo 'id -nG'|sudo -i -u chorke bash
echo 'id -nG'|sudo -i -u shahed bash

cat <<YML | sudo lxd init --preseed
---
config: {}
networks:
- config:
    ipv4.address: 10.20.0.1/24
    ipv4.nat: "true"
    ipv6.address: auto
  description: ""
  name: lxdbr0
  type: ""
  project: default
storage_pools:
- config:
    size: 15GiB
  description: ""
  name: lxd-zfs-pool-ab
  driver: zfs
storage_volumes: []
profiles:
- config: {}
  description: ""
  devices:
    eth0:
      name: eth0
      network: lxdbr0
      type: nic
    root:
      path: /
      pool: lxd-zfs-pool-ab
      type: disk
  name: default
projects: []
cluster: null
YML

sudo ufw enable
sudo iptables -S

cat << EXE | sudo bash
ufw       allow OpenSSH
ufw       allow in  on lxdbr0
ufw route allow in  on lxdbr0
ufw route allow out on lxdbr0
EXE

sudo ufw status numbered
sudo iptables -S

cat << EXE | sudo bash
snap restart  lxd
snap services lxd
EXE

lxc launch images:alpine/3.21 academia
lxc list -c=n -f=json|jq -r '.[]|select(.name=="academia")|.status'

cat <<'EXE'| lxc exec academia -- sh
ping -c5 chorke.org
ping -c5 shahed.biz
EXE

Hetzner » Containerize » Docker

curl -fsSL https://download.docker.com/linux/ubuntu/gpg \
| sudo tee /etc/apt/keyrings/docker.asc >/dev/null

DISTRIBUTION=$(. /etc/os-release && echo "${VERSION_CODENAME}")
cat << SRC | sudo tee /etc/apt/sources.list.d/docker.list >/dev/null
deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/docker.asc] \
 https://download.docker.com/linux/ubuntu ${DISTRIBUTION}  stable
SRC

cat << EXE | sudo bash
apt-get update;echo
apt-cache policy docker-ce
apt list -a --upgradable;apt-get upgrade -y;echo
apt-get install -y docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin
apt-get clean cache && find /tmp -type f,s -atime +10 -delete
EXE

cat << EOF | sudo tee /etc/docker/daemon.json >/dev/null
{
    "bip"  : "10.20.13.1/24",
    "mtu"  : 1500,
    "dns"  : [
        "8.8.8.8",
        "8.8.4.4"
    ],
    "debug": true
}
EOF

cat << EXE | sudo bash
systemctl stop  docker.socket
systemctl stop  docker.service
systemctl start docker.service

usermod -aG docker chorke
usermod -aG docker shahed
EXE

ip a
docker image ls
docker network ls

echo 'id -nG'|sudo -i -u shahed bash
echo 'id -nG'|sudo -i -u chorke bash

cat <<'EXE'| docker run --rm -i alpine sh
echo
cat /etc/hosts       ;echo
cat /etc/resolv.conf ;echo
ping -c5 chorke.org  ;echo
ping -c5 shahed.biz  ;echo
EXE

Hetzner » Cloudflare » VIRT

Hetzner » Cloudflare » VIRTl

cat << INI | sudo tee /etc/systemd/system/warp0.service >/dev/null
[Unit]
Description=Cloudflared WARP Routing Virtual Interface
After=network.target
[Service]
Type=oneshot
ExecStart=/usr/sbin/ip link add warp0 type dummy
ExecStartPost=/usr/sbin/ip addr add 10.20.41.2/32 dev warp0
ExecStartPost=/usr/sbin/ip link set warp0 up
ExecStop=/usr/sbin/ip link delete warp0
RemainAfterExit=yes
[Install]
WantedBy=multi-user.target
INI

cat << EXE | sudo bash
systemctl daemon-reload
systemctl enable --now warp0.service
systemctl status       warp0.service
EXE

ip a

Hetzner » Cloudflare » Argo » Tunnel

wget -cq https://github.com/cloudflare/cloudflared/releases/latest/download/cloudflared-linux-arm64.deb -P ${HOME}/Downloads
sudo dpkg -i ${HOME}/Downloads/cloudflared-linux-arm64.deb; sudo apt install -f
      rm -rf ${HOME}/Downloads/cloudflared-linux-arm64.deb

cat <<'SYS' | sudo tee -a /etc/sysctl.conf >/dev/null

###################################################################
# Cloudflared Tunnel Private Network Config
# This config added by Chorke Academia, Inc
# ICMP Group ID Range 0 to 10,000 Users
net.ipv4.ping_group_range = 0 10000

# 208 KiB Default RX Buffer
net.core.rmem_default=212992

# 208 KiB Default TX Buffer
net.core.wmem_default=212992

# 8 MB Maximum RX Buffer
net.core.rmem_max=8388608

# 8 MB Maximum TX Buffer
net.core.wmem_max=8388608

SYS

sudo sysctl -p

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Hetzner » Cloudflare » WARP » Tunnel

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lxc snapshot cloudflare base:2025.1.861.0
lxc publish  cloudflare/base:2025.1.861.0 --alias cloudflare/base:2025.1.861.0
lxc restore  cloudflare base:2025.1.861.0

lxc snapshot cloudflare shahed:2025.03.09
lxc publish  cloudflare/shahed:2025.03.09 --alias cloudflare/shahed:2025.03.09
lxc restore  cloudflare shahed:2025.03.09

Hetzner » LB » HAProxy » Install & Configure

Hetzner » LB » HAProxy » Install & Configure
Skipped » Find More » 👈 sudo ufw status numbered sudo iptables -S cat << EXE \| sudo bash ufw allow 80/tcp ufw allow 443/tcp EXE sudo ufw status numbered sudo iptables -S

Hetzner » LB » HAProxy » Frontend » HTTP Config

HAProxy » Frontend » HTTP

cat <<'CFG'| sudo tee /etc/haproxy/proxy-configs/shahed.biz-http-all.cfg >/dev/null

# ##############################################################################
# http frontend config for *.chorke.org, *.chorke.com, *.shahed.biz
# this config added by chorke academia, inc

frontend           fnt_shahed_biz
   bind            *:80
   mode            http

   acl             path-is-acme-challenge                path_beg /.well-known/acme-challenge/

   http-request    redirect scheme https code 301        unless path-is-acme-challenge
   use_backend     bck_letsencrypt_org_acme_challenge    if path-is-acme-challenge
   default_backend bck_letsencrypt_org_acme_challenge

backend            bck_letsencrypt_org_acme_challenge
   server          letsencrypt 127.0.0.1:19830
   mode            http
CFG
sudo ln -s /etc/haproxy/proxy-configs/shahed.biz-http-all.cfg /etc/haproxy/proxy-enabled/

vim /etc/haproxy/proxy-scripts/reconfig
    /etc/haproxy/proxy-scripts/reconfig

Hetzner » LB » HAProxy » Frontend » HTTPS Config

certbot certonly --standalone --non-interactive --http-01-port=19830 -d k8s.ab.hetzner.shahed.biz --email tool.tech@shahed.biz --agree-tos --dry-run
certbot certonly --standalone --non-interactive --http-01-port=19830 -d k8s.ab.hetzner.shahed.biz --email tool.tech@shahed.biz --agree-tos
(cd /etc/letsencrypt/live/k8s.ab.hetzner.shahed.biz/;ln -s privkey.pem fullchain.pem.key)
certbot renew --http-01-port=19830 --force-renewal
certbot renew --http-01-port=19830

HAProxy » Frontend » HTTPS

certbot certonly --standalone --non-interactive --http-01-port=19830 -d   k8s.aa.shahed.shahed.biz
certbot certonly --standalone --non-interactive --http-01-port=19830 -d   k8s.ab.shahed.shahed.biz
certbot certonly --standalone --non-interactive --http-01-port=19830 -d   k8s.ac.shahed.shahed.biz
certbot certonly --standalone --non-interactive --http-01-port=19830 -d   k8s.ad.shahed.shahed.biz
certbot certonly --standalone --non-interactive --http-01-port=19830 -d   k8s.ae.shahed.shahed.biz
certbot certonly --standalone --non-interactive --http-01-port=19830 -d    minio.shahed.shahed.biz
certbot certonly --standalone --non-interactive --http-01-port=19830 -d s3.minio.shahed.shahed.biz

cd /etc/letsencrypt/live/;for d in *;do if [ -d "${d}" ];then cat ${d}/{fullchain,privkey}.pem|tee ${d}.pem >/dev/null;fi;done
SSL_CRT_LIST="$(cd /etc/letsencrypt/live/;for d in *;do if [ -d "${d}" ];then printf "crt ${PWD}/${d}.pem ";fi;done)"
cat << CFG | sudo tee /etc/haproxy/proxy-configs/shahed.biz-https-all.cfg >/dev/null

# ##############################################################################
# https frontend config for *.chorke.org, *.chorke.com, *.shahed.biz
# this config added by chorke academia, inc

frontend           fnt_shahed_biz_ssl
   bind            *:443 ssl ${SSL_CRT_LIST}alpn h2,http/1.1 ssl-min-ver TLSv1.2 ssl-max-ver TLSv1.3
   mode            http

   acl             host-is-k8s-ab-hetzner-shahed-biz     hdr(host) -i  k8s.ab.hetzner.shahed.biz
   acl             host-is-k8s-aa-shahed-shahed-biz      hdr(host) -i   k8s.aa.shahed.shahed.biz
   acl             host-is-k8s-ab-shahed-shahed-biz      hdr(host) -i   k8s.ab.shahed.shahed.biz
   acl             host-is-k8s-ac-shahed-shahed-biz      hdr(host) -i   k8s.ac.shahed.shahed.biz
   acl             host-is-k8s-ad-shahed-shahed-biz      hdr(host) -i   k8s.ad.shahed.shahed.biz
   acl             host-is-k8s-ae-shahed-shahed-biz      hdr(host) -i   k8s.ae.shahed.shahed.biz
   acl             host-is-minio-shahed-shahed-biz       hdr(host) -i    minio.shahed.shahed.biz
   acl             host-is-s3-minio-shahed-shahed-biz    hdr(host) -i s3.minio.shahed.shahed.biz

   http-request    set-header X-Forwarded-For            %[src]
   http-request    set-header X-Forwarded-Proto          https

   use_backend     bck_shahed_biz_hetzner_ab_k8s         if host-is-k8s-ab-hetzner-shahed-biz
   use_backend     bck_shahed_biz_shahed_aa_k8s          if host-is-k8s-aa-shahed-shahed-biz
   use_backend     bck_shahed_biz_shahed_ab_k8s          if host-is-k8s-ab-shahed-shahed-biz
   use_backend     bck_shahed_biz_shahed_ac_k8s          if host-is-k8s-ac-shahed-shahed-biz
   use_backend     bck_shahed_biz_shahed_ad_k8s          if host-is-k8s-ad-shahed-shahed-biz
   use_backend     bck_shahed_biz_shahed_ae_k8s          if host-is-k8s-ae-shahed-shahed-biz
   use_backend     bck_shahed_biz_shahed_ae_k8s          if host-is-minio-shahed-shahed-biz
   use_backend     bck_shahed_biz_shahed_ae_k8s          if host-is-s3-minio-shahed-shahed-biz

   default_backend bck_shahed_biz_hetzner_ab_k8s

backend            bck_shahed_biz_hetzner_ab_k8s
   server          hetzner_ab_k8s 192.168.49.2:80
   mode            http

backend            bck_shahed_biz_shahed_aa_k8s
   server          shahed_aa_k8s 10.20.40.1:80
   mode            http

backend            bck_shahed_biz_shahed_ab_k8s
   server          shahed_ab_k8s 10.20.40.2:80
   mode            http

backend            bck_shahed_biz_shahed_ac_k8s
   server          shahed_ac_k8s 10.20.40.3:80
   mode            http

backend            bck_shahed_biz_shahed_ad_k8s
   server          shahed_ad_k8s 10.20.40.4:80
   mode            http

backend            bck_shahed_biz_shahed_ae_k8s
   server          shahed_ae_k8s 10.20.40.5:80
   mode            http
CFG
sudo ln -s /etc/haproxy/proxy-configs/shahed.biz-https-all.cfg /etc/haproxy/proxy-enabled/

vim /etc/haproxy/proxy-scripts/reconfig
    /etc/haproxy/proxy-scripts/reconfig

certbot renew --http-01-port=19830 --force-renewal
cd /etc/letsencrypt/live/;for d in *;do if [ -d "${d}" ];then cat ${d}/{fullchain,privkey}.pem|tee ${d}.pem >/dev/null;fi;done
systemctl reload haproxy.service

Hetzner » LB » HAProxy » Frontend » Kube API Config

cat <<'CFG'| sudo tee /etc/haproxy/proxy-configs/shahed.biz-tcp-kube.cfg >/dev/null

# ##############################################################################
# tcp frontend config for 10.20.41.2:8443
# this config added by chorke academia, inc

frontend           fnt_shahed_biz_hetzner_ab
   bind            *:8443
   mode            tcp
   option          tcplog
   option          dontlognull
   default_backend bck_shahed_biz_hetzner_ab

backend            bck_shahed_biz_hetzner_ab
   server          hetzner_ab 192.168.49.2:8443
   mode            tcp
CFG
sudo ln -s /etc/haproxy/proxy-configs/shahed.biz-tcp-kube.cfg /etc/haproxy/proxy-enabled/

vim /etc/haproxy/proxy-scripts/reconfig
    /etc/haproxy/proxy-scripts/reconfig

systemctl disable --now minikube.service
vim /etc/systemd/system/minikube.service
# append --apiserver-ips=10.20.41.2 with ExecStart
systemctl enable --now minikube.service

ssh -qt root@10.20.41.2 bash
sudo -i -u minikube

# run this script on the minikube host. copy the generated output and
# execute it on your local machine's terminal to enable monitoring of
# the minikube cluster.

cat << LOG
$(cat <<'YML'| tee ~/.kube/hetzner-ab-kubeconfig.yaml >/dev/null
apiVersion: v1
kind: Config
clusters:
- name: minikube
  cluster:
    server: https://10.20.41.2:8443
    certificate-authority: ../.minikube/ca.crt

contexts:
- name: hetzner-ab
  context:
    cluster: minikube
    namespace: default
    user: minikube

users:
- name: minikube
  user:
    client-certificate: ../.minikube/profiles/minikube/client.crt
    client-key: ../.minikube/profiles/minikube/client.key

current-context: hetzner-ab
YML
)

cat <<'YML'| tee ~/.kube/hetzner-ab-kubeconfig.yaml >/dev/null
$(export KUBECONFIG=${HOME}/.kube/hetzner-ab-kubeconfig.yaml;\
kubectl config view --flatten;\
rm ${KUBECONFIG};\
)
YML

chmod 600 ~/.kube/hetzner-ab-kubeconfig.yaml
  ls -alh ~/.kube/

export KUBECONFIG=~/.kube/hetzner-ab-kubeconfig.yaml
kubectl config get-contexts
kubectl get    namespace
$(echo -n)
LOG

Hetzner » Database » MariaDB » Install & Configure

Database » MariaDB » Install & Configure

cat << EXE | sudo bash
apt-get update;echo
apt list -a --upgradable;apt-get upgrade -y;echo
apt-get install -y mariadb-server mariadb-client;echo
apt-get clean cache && find /tmp -type f -atime +10 -delete && find /tmp -type s -atime +10 -delete
EXE

cat << EXE | sudo bash
systemctl daemon-reload;echo
systemctl enable --now mariadb.service
systemctl status       mariadb.service
mariadb --version
EXE

# security risk: don't exec it
cat << EXE | sudo -i -u root bash
cat << DDL | mariadb
CREATE USER '${USER}'@'localhost' IDENTIFIED VIA unix_socket;
GRANT ALL PRIVILEGES ON *.* TO '${USER}'@'localhost' WITH GRANT OPTION;
FLUSH PRIVILEGES;
DDL
EXE

cat << EXE | sudo bash
sed 's|bind-address            = 127.0.0.1|bind-address            = 192.168.49.1,10.20.31.3|' -i /etc/mysql/mariadb.conf.d/50-server.cnf
systemctl restart      mariadb.service
EXE

cat << EXE | sudo bash
ufw allow from 192.168.49.1 to any port 3306 proto tcp
ufw allow from 10.20.31.3   to any port 3306 proto tcp
EXE

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Hetzner » Database » PostgreSQL » Install & Configure

Database » PostgreSQL » Install & Configure

cat << EXE | sudo bash
apt-get update;echo
apt list -a --upgradable;apt-get upgrade -y;echo
apt-get install -y postgresql postgresql-contrib;echo
apt-get clean cache && find /tmp -type f -atime +10 -delete && find /tmp -type s -atime +10 -delete
EXE

cat << EXE | sudo bash
systemctl daemon-reload;echo
systemctl enable --now postgresql.service
systemctl status       postgresql.service
pg_lsclusters;echo
psql --version
EXE

# security risk: don't exec it
cat << EXE | sudo -i -u postgres bash
createuser ${USER}
createdb   ${USER}
cat << DDL | psql
ALTER USER ${USER} WITH SUPERUSER;
DDL
EXE

cat <<'EXE'| sudo bash
IPV4_LOCAL_FIND=$(cat <<EOF
host    all             all             127.0.0.1/32            scram-sha-256
EOF
)
IPV4_LOCAL_FILL[${YARN_CONF_INDX}]=$(cat <<EOF
host    all             all             127.0.0.1/32            scram-sha-256\n\
host    all             all             192.168.49.1/32         scram-sha-256\n\
host    all             all             10.20.31.3/32           scram-sha-256
EOF
)
sed    "s|#listen_addresses = 'localhost'|listen_addresses = '*'         |" -i /etc/postgresql/16/main/postgresql.conf
sed -z "s|${IPV4_LOCAL_FIND}|${IPV4_LOCAL_FILL}|"                           -i /etc/postgresql/16/main/pg_hba.conf
systemctl restart      postgresql.service
EXE

cat << EXE | sudo bash
ufw allow from 192.168.49.1 to any port 5432 proto tcp
ufw allow from 10.20.31.3   to any port 5432 proto tcp
ufw --force enable
EXE

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Hetzner » Kubernetes » Minikube » Install & Configure

Skipped » Find More » 👈

if [ -x "$(command -v curl)" ];then \
sudo apt -qq update;\
export MINIKUBE_CPU_USE=2;\
export MINIKUBE_RAM_USE=5682;\
export MINIKUBE_INGRESS_HOST='k8s.ab.hetzner.shahed.biz';\
bash <(curl -s 'https://cdn.chorke.org/exec/cli/bash/install/minikube/1.0.01-ubuntu-24.04-arm64.sh.txt');\
else printf 'curl \033[0;31mnot found! \033[0m:(\n';fi

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Hetzner » Kubernetes » Minikube » Tunnel » Create Service

Hetzner » Kubernetes » Minikube » Tunnel » Create Service
Skipped » Find More 👉 Minikube » Tunnel » Systemd Skipped » Find More 👉 Minikube » MetalLB » Forward » Route

Kubernetes » Minikube » Ingress » Apply Dashboard

K8s » Dashboard » Ingress » Apply

export KUBECONFIG=${HOME}/.kube/hetzner-ab-kubeconfig.yaml
kubectl config get-contexts

cat << YML | kubectl -n kubernetes-dashboard apply -f -
---
apiVersion: networking.k8s.io/v1
kind: Ingress
metadata:
  name: kubernetes-dashboard
  namespace: kubernetes-dashboard
  labels:
    app.kubernetes.io/version: 1.0.0
    app.kubernetes.io/managed-by: kubectl
    app.kubernetes.io/name: kubernetes-dashboard
    app.kubernetes.io/instance: kubernetes-dashboard
  annotations:
    nginx.ingress.kubernetes.io/auth-type: basic
    nginx.ingress.kubernetes.io/auth-realm: Authentication Required
    nginx.ingress.kubernetes.io/auth-secret: kubernetes-dashboard-auth
spec:
  ingressClassName: nginx
  rules:
    - host: k8s.ab.hetzner.shahed.biz
      http:
        paths:
          - path: /
            pathType: Prefix
            backend:
              service:
                name: kubernetes-dashboard
                port:
                  number: 80
YML

Skipped » Find More 👉 K8s » CoreDNS

Skipped » Find More 👉 K8s » Dashboard

Playground

Playground

ssh-copy-id -n -i ~/.ssh/cid.chorke.org_ed25519.pub shahed@10.20.40.1
ssh-copy-id    -i ~/.ssh/cid.chorke.org_ed25519.pub shahed@10.20.40.1

certbot delete --cert-name  k8s.ab.hetzner.shahed.biz
certbot delete --cert-name psql.ab.hetzner.shahed.biz

cd /etc/letsencrypt/live/;for d in *;do if [ -d "${d}" ];then cat ${d}/{fullchain,privkey}.pem|tee ${d}.pem >/dev/null;fi;done
cd /etc/letsencrypt/live/;for d in *;do if [ -d "${d}" ];then printf "crt ${PWD}/${d}.pem ";fi;done;\
printf "alpn h2,http/1.1 ssl-min-ver TLSv1.2 ssl-max-ver TLSv1.3\n"

cat << INI | visudo -cf /dev/stdin
# minikube » no-password » sudo access » all
minikube ALL=(ALL) NOPASSWD: ALL
INI

sudo visudo
sudo cat /etc/sudoers

cat << INI | visudo -cf /dev/stdin
# minikube » no-password » sudo access » specific
minikube ALL=(ALL) NOPASSWD: /usr/sbin/ip route *, /usr/bin/minikube tunnel *
INI

sudo visudo -f /etc/sudoers.d/minikube
sudo cat       /etc/sudoers.d/minikube

References

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Cloud/Hetzner/AB: Difference between revisions

Revision as of 03:39, 10 July 2025

Contents

Hetzner » Argo

Hetzner » Analyze

Hetzner » Add User

Hetzner » SSH Config

Hetzner » APT Update

Hetzner » Swap Space

Hetzner » Attach Volume

Hetzner » Containerize » LXD

Hetzner » Containerize » Docker

Hetzner » Cloudflare » VIRT

Hetzner » Cloudflare » Argo » Tunnel

Hetzner » Cloudflare » WARP » Tunnel

Hetzner » LB » HAProxy » Install & Configure

Hetzner » LB » HAProxy » Frontend » HTTP Config

Hetzner » LB » HAProxy » Frontend » HTTPS Config

Hetzner » LB » HAProxy » Frontend » Kube API Config

Hetzner » Database » MariaDB » Install & Configure

Hetzner » Database » PostgreSQL » Install & Configure

Hetzner » Kubernetes » Minikube » Install & Configure

Hetzner » Kubernetes » Minikube » Tunnel » Create Service

Kubernetes » Minikube » Ingress » Apply Dashboard

Playground

References

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Cloud/Hetzner/AB: Difference between revisions

Revision as of 03:39, 10 July 2025

Hetzner » Argo

Hetzner » Analyze

Hetzner » Add User

Hetzner » SSH Config

Hetzner » APT Update

Hetzner » Swap Space

Hetzner » Attach Volume

Hetzner » Containerize » LXD

Hetzner » Containerize » Docker

Hetzner » Cloudflare » VIRT

Hetzner » Cloudflare » Argo » Tunnel

Hetzner » Cloudflare » WARP » Tunnel

Hetzner » LB » HAProxy » Install & Configure

Hetzner » LB » HAProxy » Frontend » HTTP Config

Hetzner » LB » HAProxy » Frontend » HTTPS Config

Hetzner » LB » HAProxy » Frontend » Kube API Config

Hetzner » Database » MariaDB » Install & Configure

Hetzner » Database » PostgreSQL » Install & Configure

Hetzner » Kubernetes » Minikube » Install & Configure

Hetzner » Kubernetes » Minikube » Tunnel » Create Service

Kubernetes » Minikube » Ingress » Apply Dashboard

Playground

References

Navigation menu

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