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k8s: generate galoy secrets

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openoms
2022-05-03 14:13:01 +01:00
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k8s/README.md
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@@ -1,6 +1,7 @@
<!-- omit in toc -->
# Kubernetes - Helm tips
- [kubectl cheat sheet](#kubectl-cheat-sheet)
- [Install microk8s and helm on Debian 11 - RaspiBlitz](#install-microk8s-and-helm-on-debian-11---raspiblitz)
- [Install on a working raspiblitz system: install.microk8s.sh](#install-on-a-working-raspiblitz-system-installmicrok8ssh)
- [install on pure Debian 11 (eg Digital Ocean)](#install-on-pure-debian-11-eg-digital-ocean)
@@ -32,6 +33,9 @@
- [stateful set](#stateful-set)
- [cli](#cli)
- [Secrets](#secrets)
- [create](#create)
- [Decode to view](#decode-to-view)
- [Edit](#edit)
- [Debug](#debug)
- [Troubleshooting](#troubleshooting)
- [Check pods](#check-pods)
@@ -43,19 +47,25 @@
- [Free space without restart](#free-space-without-restart)
- [Directories taking space](#directories-taking-space)
- [Change microk8s default-storage path in config](#change-microk8s-default-storage-path-in-config)
- [External Service ports](#external-service-ports)
- [Networking](#networking)
- [External Service ports](#external-service-ports)
- [check local tbitcoind](#check-local-tbitcoind)
- [Testnet LND connected to the bitcoin nodeon the host](#testnet-lnd-connected-to-the-bitcoin-nodeon-the-host)
- [Testnet LND connected to the bitcoin node on the host](#testnet-lnd-connected-to-the-bitcoin-node-on-the-host)
- [install](#install-1)
- [save seed and unlock password](#save-seed-and-unlock-password)
- [change the wallet unlock password](#change-the-wallet-unlock-password)
- [logs](#logs)
- [cli](#cli-1)
- [remove pods and data](#remove-pods-and-data)
- [Galoy](#galoy)
- [testnet Galoy](#testnet-galoy)
- [Install](#install-2)
- [monitor](#monitor-3)
- [remove](#remove)
- [Galoy with bitcoin and lnd on mainnet](#galoy-with-bitcoin-and-lnd-on-mainnet)
# kubectl cheat sheet
* https://kubernetes.io/docs/reference/kubectl/cheatsheet/
# Install microk8s and helm on Debian 11 - RaspiBlitz
@@ -65,14 +75,21 @@
## install on pure Debian 11 (eg Digital Ocean)
```
sudo adduser --disabled-password --gecos "" k8s
sudo usermod -a -G sudo,bitcoin,debian-tor k8s
sudo su - k8s
sudo apt update
sudo apt install -y snapd
sudo snap install microk8s --classic
echo 'export PATH=/snap/bin:$PATH' >> ~/.bashrc
echo 'export PATH=/snap/bin:$PATH' >> ~/.bashrc
echo "alias kubectl='microk8s.kubectl'" >> ~/.bashrc
echo 'export KUBE_EDITOR="nano"' >> ~/.bashrc
source ~/.bashrc
sudo usermod -a -G microk8s k8s
sudo chown -f -R k8s ~/.kube
newgrp microk8s
@@ -179,9 +196,9 @@ echo "\
configmap:
customValues:
- bitcoin.mainnet=true
- bitcoind.rpchost=host-tunnel:8332
- bitcoind.zmqpubrawblock=tcp://host-tunnel:28332
- bitcoind.zmqpubrawtx=tcp://host-tunnel:28333
- bitcoind.rpchost=bitcoind:8332
- bitcoind.zmqpubrawblock=tcp://bitcoind:28332
- bitcoind.zmqpubrawtx=tcp://bitcoind:28333
- minchansize=200000
- db.bolt.auto-compact=true
@@ -363,8 +380,52 @@ loop -n mainnet terms
# Secrets
* https://kubernetes.io/docs/tasks/configmap-secret/managing-secret-using-kubectl/
## create
```
microk8s kubectl edit secrets
# galoy-mongodb as in https://github.com/GaloyMoney/charts/blob/cc000d4f11e215892b11fc7407a4440fd4d200c8/dev/galoy/main.tf#L64
mkdir -p ~/test-secrets/galoy-mongodb
cd ~/test-secrets/galoy-mongodb
#echo -n 'testGaloy' >./username
echo -n "$(openssl rand -hex 64)" > ./mongodb-password
echo -n "$(openssl rand -hex 64)" > ./mongodb-root-password
echo -n "$(openssl rand -hex 64)" > ./mongodb-replica-set-key
kubectl create secret generic galoy-mongodb \
--from-file=./mongodb-password \
--from-file=./mongodb-root-password \
--from-file=./mongodb-replica-set-key
# galoy-price-history-postgres-creds as in https://github.com/GaloyMoney/charts/blob/cc000d4f11e215892b11fc7407a4440fd4d200c8/dev/galoy/main.tf#L214
mkdir -p ~/test-secrets/galoy-price-history-postgres-creds
cd ~/test-secrets/galoy-price-history-postgres-creds
# The password cannot be longer than 100 characters.
echo -n "$(openssl rand -hex 48)" > ./password
echo -n 'price-history' > ./username
echo -n 'price-history' > ./database
kubectl create secret generic galoy-price-history-postgres-creds \
--from-file=./password \
--from-file=./username \
--from-file=./database
```
## Decode to view
```
kubectl get secret galoy-price-history-postgres-creds -o jsonpath='{.data.password}' | base64 -d, echo
## compare
cat ~/test-secrets/galoy-price-history-postgres-creds/password
```
## Edit
```
kubectl edit secrets
```
# Debug
@@ -466,8 +527,11 @@ Change in:
name: pv-volume
```
# Networking
* https://webapp.io/blog/container-tcp-tunnel/
* https://betterprogramming.pub/how-to-ssh-into-a-kubernetes-pod-from-outside-the-cluster-354b4056c42b
# External Service ports
## External Service ports
* https://stackoverflow.com/questions/37648553/is-there-anyway-to-get-the-external-ports-of-the-kubernetes-cluster
```
kubectl describe service --all-namespaces | grep -i nodeport
@@ -479,9 +543,6 @@ kubectl get svc --all-namespaces -o go-template='{{range .items}}{{range.spec.po
kubectl get svc --all-namespaces -o go-template='{{range .items}}{{range.spec.ports}}{{if .nodePort}}{{.nodePort}}{{.}}{{"\n"}}{{end}}{{end}}{{end}}'
```
# Networking
* https://webapp.io/blog/container-tcp-tunnel/
* https://betterprogramming.pub/how-to-ssh-into-a-kubernetes-pod-from-outside-the-cluster-354b4056c42b
## check local tbitcoind
```
@@ -511,7 +572,7 @@ k8stunnel tlnd-0 lnd 21332 21332
k8stunnel tlnd-0 lnd 21333 21333
```
# Testnet LND connected to the bitcoin nodeon the host
# Testnet LND connected to the bitcoin node on the host
* bitcoind on the raspiblitz node needs:
```
@@ -572,7 +633,6 @@ sudo tail -f /var/snap/microk8s/common/default-storage/default-tlnd-pvc-*/logs/b
```
kubectl -n default exec -it tlnd-0 -c lnd -- bash
lncli -n testnet getinfo
```
## remove pods and data
@@ -581,33 +641,114 @@ helm uninstall tlnd
sudo rm -r /var/snap/microk8s/common/default-storage/default-tlnd-*
```
# Galoy
# testnet Galoy
## Install
* create custom values
```
echo "\
global:
network: testnet
galoy:
name: "Testnet Galoy Wallet"
bitcoind:
port: 18332
needFirebaseServiceAccount: false
twilio: false
" | tee tgaloyvalues.yaml
```
* install
```
helm install tgaloy -f tgaloyvalues.yaml galoy-repo/galoy
```
helm install galoy galoy-repo/galoy
helm install galoy \
--set needFirebaseServiceAccount=false \
galoy-repo/galoy --debug
# needFirebaseServiceAccount: true
needFirebaseServiceAccount=false
helm install bitcoind galoy-repo/bitcoind
helm install lnd galoy-repo/lnd
helm install bitcoin galoy-repo/bitcoin
# monitor
microk8s kubectl get pod -n galoy -w
```
kubectl get pod -n galoy -w
microk8s kubectl get service -n galoy
kubectl get service -n galoy
```
## remove
```
helm uninstall galoy -n galoy
helm uninstall galoy
# check pvc -s
kubectl get pvc
## CAREFUL HERE
# delete all pending
for i in $(kubectl get pvc | grep Pending | awk '{print $1}' ); do kubectl delete pvc ${i}; done
# delete galoy storage
for i in $(kubectl get pvc | grep galoy | awk '{print $1}' ); do kubectl delete pvc ${i}; done
# in filesystem
for i in $(sudo ls /var/snap/microk8s/common/default-storage/ | grep galoy); do sudo rm -rf /var/snap/microk8s/common/default-storage/${i}; done
# delete galoy storage
for i in $(kubectl get pvc | grep galoy| awk '{print $1}' ); do kubectl delete pvc ${i}; done
# delete the manually generated secrets
kubectl delete secret galoy-mongodb
kubectl delete secret galoy-price-history-postgres-creds
sudo rm -rf /home/k8s/test-secrets
```
# Galoy with bitcoin and lnd on mainnet
```
# bitcoind
helm install bitcoind galoy-repo/bitcoin
# lnd
echo "\
configmap:
customValues:
- bitcoin.mainnet=true
- bitcoind.rpchost=bitcoind:8332
- bitcoind.zmqpubrawblock=tcp://bitcoind:28332
- bitcoind.zmqpubrawtx=tcp://bitcoind:28333
- minchansize=200000
- db.bolt.auto-compact=true
autoGenerateSeed:
enabled: true
" | tee -a lndvalues.yaml
helm install lnd -f lndvalues.yaml galoy-repo/lnd
# galoy
# secrets
mkdir -p ~/test-secrets/galoy-mongodb
cd ~/test-secrets/galoy-mongodb
echo -n "$(openssl rand -hex 64)" > ./mongodb-password
echo -n "$(openssl rand -hex 64)" > ./mongodb-root-password
echo -n "$(openssl rand -hex 64)" > ./mongodb-replica-set-key
kubectl create secret generic galoy-mongodb \
--from-file=./mongodb-password \
--from-file=./mongodb-root-password \
--from-file=./mongodb-replica-set-key
mkdir -p ~/test-secrets/galoy-price-history-postgres-creds
cd ~/test-secrets/galoy-price-history-postgres-creds
echo -n "$(openssl rand -hex 48)" > ./password
echo -n 'price-history' > ./username
echo -n 'price-history' > ./database
kubectl create secret generic galoy-price-history-postgres-creds \
--from-file=./password \
--from-file=./username \
--from-file=./database
cd
echo "\
global:
network: mainnet
bitcoind:
port: 8332
needFirebaseServiceAccount: false
twilio: false
" | tee galoyvalues.yaml
helm install galoy -f galoyvalues.yaml galoy-repo/galoy
```