From 9878210c3e1dea48fbebbc29f4ff5437eb6f19a9 Mon Sep 17 00:00:00 2001
From: Haitao Pan <manbuzhe2009@qq.com>
Date: Wed, 6 Mar 2024 22:46:26 +0800
Subject: [PATCH] add fluxcd_all_in_one.sh k3s_all_in_one.sh

---
 scripts/fluxcd_all_in_one.sh | 30 ++++++++++++
 scripts/k3s_all_in_one.sh    | 93 ++++++++++++++++++++++++++++++++++++
 2 files changed, 123 insertions(+)
 create mode 100644 scripts/fluxcd_all_in_one.sh
 create mode 100644 scripts/k3s_all_in_one.sh

diff --git a/scripts/fluxcd_all_in_one.sh b/scripts/fluxcd_all_in_one.sh
new file mode 100644
index 0000000..67b18eb
--- /dev/null
+++ b/scripts/fluxcd_all_in_one.sh
@@ -0,0 +1,30 @@
+helm repo add stable https://charts.onwalk.net
+helm repo update
+kubectl create namespace gitops-system || true
+helm upgrade --install fluxcd stable/flux2 --version 2.12.1 -n gitops-system -f fluxcd-values.yaml
+
+cat > cluster-config.yaml << EOF
+apiVersion: source.toolkit.fluxcd.io/v1beta2
+kind: GitRepository
+metadata:
+  name: stable
+  namespace: gitops-system
+spec:
+  interval: 1m0s
+  ref:
+    branch: main
+  url: https://github.com/svc-design/gitops.git
+---
+apiVersion: kustomize.toolkit.fluxcd.io/v1beta2
+kind: Kustomization
+metadata:
+  name: cluster
+  namespace: gitops-system
+spec:
+  interval: 1m0s
+  sourceRef:
+    kind: GitRepository
+    name: stable
+  path: ./clusters/k3s-local
+  prune: true
+EOF
diff --git a/scripts/k3s_all_in_one.sh b/scripts/k3s_all_in_one.sh
new file mode 100644
index 0000000..9d5431d
--- /dev/null
+++ b/scripts/k3s_all_in_one.sh
@@ -0,0 +1,93 @@
+#!/bin/sh
+
+function get_local_ip() {
+    local_ip=$(hostname -I | awk '{print $1}')
+    echo "$local_ip"
+}
+
+function setup_k3s() {
+  local disable_proxy="--disable-kube-proxy"
+  local disable_cni="--flannel-backend=none --disable-network-policy"
+  local default="--disable=traefik,servicelb --data-dir=/opt/rancher/k3s --kube-apiserver-arg service-node-port-range=0-50000"
+
+  sudo mkdir -pv /opt/rancher/k3s
+
+  ping -c 1 google.com > /dev/null 2>&1
+  if [ $? -eq 0 ]; then
+    echo "当前主机在国际网络上"
+    curl -sfL https://get.k3s.io | INSTALL_K3S_VERSION=$version sh -s - $default
+  else
+    echo "当前主机在大陆网络上"
+    curl -sfL https://rancher-mirror.rancher.cn/k3s/k3s-install.sh | INSTALL_K3S_VERSION=$version  INSTALL_K3S_MIRROR=cn sh -s - $default
+  fi
+  mkdir -pv ~/.kube/ && sudo cp /etc/rancher/k3s/k3s.yaml ~/.kube/config
+}
+
+function setup_helm()
+{
+  ping -c 1 google.com > /dev/null 2>&1
+  if [ $? -eq 0 ]; then
+    echo "当前主机在国际网络上"
+    curl https://raw.githubusercontent.com/helm/helm/main/scripts/get-helm-3 | bash
+  else
+    echo "当前主机在大陆网络上"
+    case `uname -m` in
+  	x86_64) ARCH=amd64; ;;
+          aarch64) ARCH=arm64; ;;
+          loongarch64) ARCH=loongarch64; ;;
+          *) echo "un-supported arch, exit ..."; exit 1; ;;
+    esac
+    sudo rm -rf helm.tar.gz* /usr/local/bin/helm || echo true
+    sudo wget --no-check-certificate https://mirrors.onwalk.net/tools/linux-${ARCH}/helm.tar.gz && sudo tar -xvpf helm.tar.gz -C /usr/local/bin/
+    sudo chmod 755 /usr/local/bin/helm
+  fi
+}
+
+function setup_k3s_ingress() {
+  local ingress_ip=$(get_local_ip)
+
+  cat > value.yaml <<EOF
+controller:
+  nginxplus: false
+  ingressClass: nginx
+  replicaCount: 2
+  service:
+    enabled: true
+    type: NodePort
+    externalIPs:
+      - $ingress_ip
+EOF
+
+  cat > nginx-cm.yaml << EOF
+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: nginx-nginx-ingress
+  namespace: ingress
+data:
+  use-ssl-certificate-for-ingress: "false"
+  external-status-address: $ingress_ip
+  proxy-connect-timeout: 10s
+  proxy-read-timeout: 10s
+  client-header-buffer-size: 64k
+  client-body-buffer-size: 64k
+  client-max-body-size: 1000m
+  proxy-buffers: 8 32k
+  proxy-body-size: 1024m
+  proxy-buffer-size: 32k
+  proxy-connect-timeout: 10s
+  proxy-read-timeout: 10s
+EOF
+
+  helm repo add nginx-stable https://helm.nginx.com/stable || echo true
+  helm repo up
+  kubectl create namespace ingress || echo true
+  helm upgrade --install nginx nginx-stable/nginx-ingress --version=0.15.0 --namespace ingress -f value.yaml
+  kubectl apply -f nginx-cm.yaml
+  kubectl patch svc nginx-nginx-ingress -n ingress --patch-file nginx-svc-patch.yaml
+}
+
+# Main script
+setup_k3s
+setup_helm
+setup_k3s_ingress