From 06e96b73617a868865e4b751c9a9fc8d93ee335f Mon Sep 17 00:00:00 2001
From: root <root@kk.oe74.net>
Date: Tue, 19 Dec 2023 23:10:20 +0100
Subject: [PATCH] Tue Dec 19 11:09:59 PM CET 2023

---
 tiny3.sh | 123 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 123 insertions(+)
 create mode 100755 tiny3.sh

diff --git a/tiny3.sh b/tiny3.sh
new file mode 100755
index 0000000..0f2dbce
--- /dev/null
+++ b/tiny3.sh
@@ -0,0 +1,123 @@
+#!/bin/sh
+start=`date +%s.%N`
+
+export HOME=/opt/webhooks
+export PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games:/snap/bin
+random=$1
+
+# Setup VPN
+/usr/local/bin/nmctl context set k2c --endpoint=https://api.vpn.k2c.live --username=adelorenzo --password=Nina2022!
+/usr/local/bin/nmctl context use k2c
+ipv4=`/usr/bin/python3 /opt/webhooks/ipv4_gen.py`
+/usr/local/bin/nmctl network create --name="$random" --ipv4_addr="$ipv4" --udp_hole_punch="1"
+vpn_key=`/usr/local/bin/nmctl keys create $random 20 | jq -c '.accessstring' | sed 's/^.//' | sed 's/.$//'`
+
+# Setup LXD Virtual Network
+lxc project create $random -c features.images=false
+lxc project switch $random
+lxc --project $random network create vn-$random --target 001.k2c.live
+lxc --project $random network create vn-$random --target 002.k2c.live
+lxc --project $random network create vn-$random --target 003.k2c.live
+lxc --project $random network create vn-$random tunnel.lan.protocol=vxlan
+lxc --project $random profile create microk8s
+cat /opt/webhooks/default.profile | lxc --project $random profile edit default
+cat /opt/webhooks/microk8s.profile | lxc --project $random profile edit microk8s
+
+# Create container nodes
+i=1
+while [ $i -le 3 ]
+do
+    lxc --project $random launch -p default -p microk8s local:k2c-vpn k2c-$i-$random --network vn-$random --config limits.cpu=1 --config limits.memory=1536MiB
+    i=$(($i+1))
+done
+
+# Install VPN client
+nodeup1=`lxc --project $random ls | grep k2c-1-$random | awk '{print $4}'`
+nodeup2=`lxc --project $random ls | grep k2c-2-$random | awk '{print $4}'`
+nodeup3=`lxc --project $random ls | grep k2c-3-$random | awk '{print $4}'`
+echo $nodeup1 $nodeup2 $nodeup3
+
+while true
+do
+  if [ "$nodeup1" != "RUNNING" ] && [ "$nodeup2" != "RUNNING" ] && [ "$nodeup3" != "RUNNING" ]
+  then
+    echo -ne 'Containers not ready\r'
+  else
+    echo -ne 'Containers running\r'
+    break
+  fi
+  sleep 1
+done
+
+v=1
+while [ $v -le 3 ]
+do
+    lxc --project $random exec k2c-$v-$random -- bash -c "netclient join -t $vpn_key"
+    v=$(($v+1))
+done
+
+# Install microk8s
+m=1
+while [ $m -le 3 ]
+do
+    lxc --project $random exec k2c-$m-$random -- bash -c "snap install microk8s --classic"
+    lxc --project $random exec k2c-$m-$random -- bash -c "snap alias microk8s.kubectl kubectl"
+    m=$(($m+1))
+done
+
+# Add worker nodes to the cluster
+#status1=`lxc --project $random exec k2c-1-$random -- kubectl get nodes -o jsonpath='{.items[*].status.conditions[?(@.type=="Ready")].status}' | tr ' ' '\n' | sort | uniq -c | grep "True" | awk '{print $1}'`
+#status2=`lxc --project $random exec k2c-2-$random -- kubectl get nodes -o jsonpath='{.items[*].status.conditions[?(@.type=="Ready")].status}' | tr ' ' '\n' | sort | uniq -c | grep "True" | awk '{print $1}'`
+#status3=`lxc --project $random exec k2c-3-$random -- kubectl get nodes -o jsonpath='{.items[*].status.conditions[?(@.type=="Ready")].status}' | tr ' ' '\n' | sort | uniq -c | grep "True" | awk '{print $1}'`
+#echo $status1 $status2 $status3  
+
+#while true
+#do
+#  if [[ "$status1" -eq 1 ]] && [[ "$status2" -eq 1 ]] && [[ "$status3" -eq 1 ]];
+#  then
+#    echo -ne 'Nodes are up\r'
+#    break
+#  else
+#    echo -ne 'Nodes are not ready\r'
+#  fi
+#  sleep 1
+#done
+
+lxc exec k2c-1-$random -- bash -c 'microk8s status --wait-ready'
+add_worker1=`lxc --project $random exec k2c-1-$random -- bash -c 'microk8s add-node' | sed -n '5p'`
+lxc --project $random exec k2c-2-$random -- $add_worker1
+
+lxc exec k2c-1-$random -- bash -c 'microk8s status --wait-ready'
+add_worker2=`lxc --project $random exec k2c-1-$random -- bash -c 'microk8s add-node' | sed -n '5p'`
+lxc --project $random exec k2c-3-$random -- $add_worker2
+
+# Generate the kubeconfig
+vpn1_ip=`nmctl node list | grep $random | grep k2c-1-$random | awk '{print $4}'`
+node1_ip=`lxc --project $random exec k2c-1-$random -- bash -c 'microk8s config' | grep server | cut -c21- | sed 's/.\{6\}$//'`
+lxc --project $random exec k2c-1-$random -- bash -c 'microk8s config' > /tmp/"$random"_kubeconfig.yaml
+sed -i "s/$node1_ip/$vpn1_ip/g" /tmp/"$random"_kubeconfig.yaml
+sed -i "s/microk8s/$random/g" /tmp/"$random"_kubeconfig.yaml
+
+# Upload kubeconfig
+random_rev=`curl -X GET https://adelorenzo:dimi2014@couchdb.oe74.cloud/k2c_deploy/$random | jq -c '._rev' | sed 's/^.//' | sed 's/.$//'`
+curl -H "Content-Type: text/x-yaml" -X PUT --data-binary @/tmp/${random}_kubeconfig.yaml --user "adelorenzo:dimi2014" "https://couchdb.oe74.cloud/k2c_deploy/${random}/${random}_kubeconfig.yaml?rev=$random_rev"
+
+# Setup VPN relay
+netmaker1=`nmctl node list | grep $random | grep netmaker-1 | awk '{print $16}'`
+k2c_1_ip=`nmctl node list | grep $random | grep k2c-1-$random | awk '{print $4}'`
+k2c_2_ip=`nmctl node list | grep $random | grep k2c-2-$random | awk '{print $4}'`
+k2c_3_ip=`nmctl node list | grep $random | grep k2c-3-$random | awk '{print $4}'`
+nmctl node create_relay $random $netmaker1 $k2c_1_ip,$k2c_2_ip,$k2c_3_ip
+
+# Notify setup
+end=`date +%s.%N`
+runtime=$( echo "$end - $start" | bc -l )
+curl -d "Cluster ${random} is ready and it took ${runtime} seconds to prepare." https://n.oe74.cloud/k2c
+
+# Finish the cluster setup
+lxc --project $random exec k2c-1-$random -- bash -c 'microk8s enable dns rbac metrics-server hostpath-storage'
+
+# Optional - generate external VPN client wireguard config
+netmaker1=`nmctl node list | grep $random | grep netmaker-1 | awk '{print $16}'`
+nmctl node create_ingress $random $netmaker1
+nmctl ext_client create $random $netmaker1 --id $random