CT101 runs RustDesk hbbs/hbbr (ports 21115-21119, host network) as self-hosted remote desktop server, plus a backup Headscale instance (primary is CT126). Also Watchtower on Ubuntu 22.04. Updated PVE description and tags. Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
278 lines
14 KiB
Markdown
278 lines
14 KiB
Markdown
# PVECluster 叢集架構文件
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> 最後更新:2026-04-10(已刪除 CT106/CT113/CT123/CT125)
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## 一、叢集概覽
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| 項目 | 值 |
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|---|---|
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| **叢集名稱** | PVECluster |
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| **PVE 版本** | 8.4.14(Kernel 6.8.12-16-pve) |
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| **節點數** | 3 |
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| **Quorum** | 正常(corosync_votequorum) |
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| **VM/容器總數** | 24(含 1 個 template) |
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| **HA** | 未啟用 |
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## 二、節點硬體規格
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三台節點規格完全相同:
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| 項目 | 規格 |
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|---|---|
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| **CPU** | Intel Core i3-6100 @ 3.70GHz(2C/4T) |
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| **記憶體** | 16 GB DDR4 |
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| **系統碟** | ~68 GB(LVM,含 local + local-lvm) |
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| **網卡** | Realtek RTL8111 GbE |
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| **顯示** | Intel HD Graphics 530(內顯) |
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| **SATA** | Intel Q170 Chipset AHCI |
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### 節點清單
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| 節點 | IP | 用途 | 上線時間 |
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|---|---|---|---|
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| **pve** | 192.168.42.38 | 主節點 | ~9.2 天 |
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| **pve-02** | 192.168.42.39 | 工作節點 | ~9.2 天 |
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| **pve-03** | 192.168.42.40 | 工作節點 | ~9.2 天 |
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### 節點資源使用(即時快照)
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| 節點 | CPU 使用率 | 記憶體使用 | 系統碟使用 |
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|---|---|---|---|
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| pve | ~7% | 6.7 GB / 16 GB (43%) | 12.2 GB / 68 GB |
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| pve-02 | ~12% | 10.9 GB / 16 GB (70%) | 12.1 GB / 68 GB |
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| pve-03 | ~15% | 10.1 GB / 16 GB (64%) | 11.0 GB / 68 GB |
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## 三、網路架構
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```
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網際網路
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│
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▼
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[192.168.42.10] Gateway(OpenWRT VM 110 的 GW)
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│
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├── vmbr0 (Linux Bridge)
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│ ├── pve (enp1s0) — 192.168.42.38/24
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│ ├── pve-02 (enp1s0) — 192.168.42.39/24
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│ └── pve-03 (enp1s0) — 192.168.42.40/24
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│
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├── VM 110 OpenWRT — 進階路由/防火牆
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│
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└── 所有 VM/CT 皆掛在 vmbr0
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IP 範圍:192.168.42.100 ~ 192.168.42.126
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```
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- **Bridge**: `vmbr0`(每節點各一,bridge port 為 `enp1s0`)
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- **Gateway**: `192.168.42.10`
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- **SDN Zone**: `localnetwork`(三節點皆啟用,狀態正常)
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- **所有 VM/CT 靜態 IP**,格式為 `192.168.42.<VMID>`
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## 四、儲存架構
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### 儲存池一覽
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| 儲存名稱 | 類型 | 共享 | 容量 | 已用 | 用途 |
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|---|---|---|---|---|---|
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| **local** | dir | 否 | 68 GB/節點 | ~12 GB | ISO、備份、模板 |
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| **local-lvm** | lvmthin | 否 | ~160 GB/節點 | 變動 | VM 磁碟、CT rootfs |
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| **syno-lvm** | LVM (iSCSI) | 是 | 1 TB | ~902 GB | VM 磁碟、CT rootfs(主要儲存) |
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| **syno-iscsi** | iSCSI | 是 | — | — | syno-lvm 的底層 target |
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| **synology-backup** | CIFS | 是 | 2.75 TB | ~2.37 TB | 備份、ISO、模板、snippets |
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| **pbs** | PBS | 是 | 294 GB | ~16 GB | Proxmox Backup Server 備份 |
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### 儲存拓撲
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```
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Synology NAS (192.168.42.20)
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├── iSCSI Target ──► syno-iscsi ──► syno-lvm (LVM, 1TB, 共享)
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│ └── 大部分 VM/CT 磁碟存放於此
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└── CIFS Share (Backup) ──► synology-backup (2.75TB, 共享)
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└── 備份、ISO、模板
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Proxmox Backup Server (192.168.42.30, VM 111)
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└── PBS datastore "data-store" ──► pbs (294GB, 共享)
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└── VM/CT 快照備份
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各節點本地
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├── /var/lib/vz ──► local (68GB)
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│ └── ISO、vztmpl、備份
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└── LVM thin pool ──► local-lvm (~160GB)
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└── 部分 VM/CT 磁碟(CT112, CT113, CT123)
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```
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## 五、VM / 容器清單
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### QEMU 虛擬機
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| VMID | 名稱 | 節點 | 狀態 | CPU | 記憶體 | 磁碟 | Tags | 用途 |
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|---|---|---|---|---|---|---|---|---|
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| **110** | OpenWRT | pve | running | 2C | 1.5 GB | 8 GB (syno-lvm) | openwrt | OpenWRT 24.10.4 路由器/防火牆/PPPoE/WireGuard |
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| **111** | PBS | pve-02 | running | 2C | 2 GB | 32G + 300G (syno-lvm) | proxmoxbackupserver | Proxmox Backup Server (192.168.42.30) |
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| **120** | K3s Server | pve-02 | running | 2C | 8 GB | 83 GB (syno-lvm) | k3s | K3s control-plane(Server) |
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| **121** | K3s Agent | pve | running | 2C | 8 GB | 82 GB (syno-lvm) | k3s | K3s worker node |
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| **122** | K3s Agent | pve-03 | running | 2C | 8 GB | 82 GB (syno-lvm) | k3s | K3s worker node |
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| **9000** | ubuntu-2404-cloud-template | pve | stopped | 2C | 2 GB | 3.5 GB (syno-lvm) | — | Cloud-init 模板 |
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### LXC 容器
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| VMID | 名稱 | 節點 | 狀態 | CPU | 記憶體 | 磁碟 | IP | Tags / 用途 |
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|---|---|---|---|---|---|---|---|---|
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| **100** | CT100 | pve-02 | running | 1C | 256 MB | 8G (syno-lvm) | .42.100 | SSH Jump Box + Bore Server (:7835) + Tailscale + Watchtower |
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| **101** | CT101 | pve-02 | running | 1C | 128 MB | 8G (syno-lvm) | .42.101 | RustDesk Server (21115-21119) + Headscale (備用) + Watchtower |
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| **102** | CT102 | pve | running | 1C | 512 MB | 8G (syno-lvm) | .42.102 | Tailscale + Proxy Pool + Cloudflare Tunnel + Watchtower |
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| **103** | CT103 | pve | **stopped** | 1C | 768 MB | 16G (syno-lvm) | .42.103 | N8N 自動化 + Watchtower |
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| **104** | CT104 | pve | running | 1C | 96 MB | 8G (syno-lvm) | .42.104 | Caddy 反向代理(80/443) |
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| **105** | CT105 | pve | running | 1C | 128 MB | 8G (syno-lvm) | .42.105 | EchoIP (mpolden/echoip:8080) + Watchtower |
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| **107** | CT107 | pve-02 | running | 1C | 64 MB | 8G (syno-lvm) | .42.107 | MailPit Server |
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| **108** | CT108 | pve-03 | running | 4C | 4 GB | 16G (syno-lvm) | .42.108 | Python 開發環境 |
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| **109** | CT109 | pve-02 | **stopped** | 2C | 1 GB | 8G (syno-lvm) | .42.109 | Stirling PDF |
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| **112** | CT112 | pve-03 | running | 2C | 2 GB | 32G (local-lvm) | .42.112 | OpenClaw |
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| **114** | CT114 | pve-03 | running | 1C | 512 MB | 8G (syno-lvm) | .42.114 | Podman |
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| **115** | CT115 | pve-02 | running | 4C | 2 GB | 40G (syno-lvm) | .42.115 | Lydia(Production) |
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| **116** | CT116 | pve | running | 1C | 128 MB | 8G (syno-lvm) | .42.116 | Bark 推播通知 (finab/bark-server:8080) + Watchtower |
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| **117** | CT117 | pve-02 | running | 4C | 2 GB | 60G (syno-lvm) | .42.117 | Lydia(Test) |
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| **118** | CT118 | pve-03 | running | 2C | 2 GB | 8G (syno-lvm) | DHCP | Podman + PostgreSQL |
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| **119** | CT119 | pve | **stopped** | 1C | 64 MB | 8G (syno-lvm) | .42.119 | Gotify 推播伺服器 |
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| **124** | CT124 | pve-03 | running | 2C | 8 GB | 80G (syno-lvm) | .42.124 | NPM + Keycloak + Karakeep + Watchtower |
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| **126** | CT126 | pve | running | 1C | 256 MB | 8G (syno-lvm) | .42.126 | Headscale v0.28.0 控制伺服器 (17 節點) + Tailscale + Watchtower |
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### 狀態統計
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| 狀態 | 數量 |
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| Running | 18 |
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| Stopped | 3(CT103, CT109, CT119) |
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| Template | 1(VM 9000) |
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### 各節點負載分佈
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| 節點 | VM | LXC (running) | LXC (stopped) | 分配 CPU | 分配記憶體 |
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|---|---|---|---|---|---|
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| **pve** | 2 (110, 121) | 7 (102,104,105,116,126) | 2 (103,119) | 16C | ~22 GB |
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| **pve-02** | 2 (111, 120) | 5 (100,101,107,115,117) | 1 (109) | 16C | ~17 GB |
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| **pve-03** | 1 (122) | 5 (108,112,114,118,124) | 0 | 15C | ~27 GB |
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## 六、備份策略
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### Proxmox Backup Server
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- **位置**: VM 111(pve-02),IP `192.168.42.30:8007`
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- **Datastore**: `data-store`(294 GB,已用 ~16 GB)
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- **保留策略**: `keep-all=1`
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### 備份排程(目前皆已停用 enabled=0)
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| 排程 | 目標 | 儲存 | 保留 | 壓縮 |
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|---|---|---|---|---|
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| 每日 03:00 | CT115, CT117(Lydia prod/test) | pbs | keep-daily=7 | — |
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| 02:30, 22:30 | CT103, CT106, CT108, CT124 | pbs | keep-daily=7 | zstd |
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| 每日 02:00 | VM 110(OpenWRT) | pbs | keep-daily=3 | — |
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### Synology NAS 備份
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- **位置**: `192.168.42.20`,CIFS share `Backup`
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- **容量**: 2.75 TB(已用 ~2.37 TB)
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- CT124 有掛載 `/mnt/ds1515-backup` 指向此 share
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## 七、關鍵服務架構圖
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```
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┌─────────────────────────────────────────────────────────────────┐
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│ PVECluster │
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│ 192.168.42.38/39/40 │
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├──────────────┬──────────────────┬────────────────────────────────┤
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│ pve (.38) │ pve-02 (.39) │ pve-03 (.40) │
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├──────────────┴──────────────────┴────────────────────────────────┤
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│ │
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│ 【網路層】 │
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│ VM110 OpenWRT 24.10.4 ── GW: 192.168.42.10 │
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│ PPPoE HiNet / WireGuard VPN (10.0.0.1) │
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│ DNAT: SSH Jump, Bore, NPM, RustDesk, Headscale, SQL │
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│ CT104 Caddy ───── 反向代理(80/443) │
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│ CT124 NPM ─────── Nginx Proxy Manager │
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│ │
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│ 【認證/安全】 │
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│ CT124 Keycloak ── SSO 認證 │
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│ CT100 ─────────── SSH Jump Box + Bore Server + Tailscale │
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│ CT101 ─────────── RustDesk Server + Headscale 備用(遠端存取) │
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│ CT102 ─────────── Tailscale + Cloudflare Tunnel + Proxy Pool │
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│ CT126 ─────────── Headscale 控制伺服器 (17 節點, 8080/9090/50443) │
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│ │
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│ 【應用服務】 │
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│ CT115 Lydia ───── Production(4C/2GB/40G) │
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│ CT117 Lydia ───── Test(4C/2GB/60G) │
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│ CT108 ─────────── Python 開發環境(4C/4GB) │
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│ CT112 ─────────── OpenClaw(2C/2GB/32G) │
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│ CT124 Karakeep ── 書籤/知識管理 │
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│ │
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│ 【Kubernetes (K3s v1.33.6 + Longhorn)】 │
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│ VM120 K3s ─────── Server/control-plane (pve-02, 8GB) │
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│ VM121 K3s ─────── Agent/worker (pve, 8GB) │
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│ VM122 K3s ─────── Agent/worker (pve-03, 8GB) │
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│ 服務: Traefik, CodiMD, Adminer, HTTPbin, │
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│ OpenGist, PostgreSQL, Vaultwarden │
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│ │
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│ 【工具/通知】 │
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│ CT107 ─────────── MailPit(郵件測試) │
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│ CT116 ─────────── Bark(推播通知) │
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│ CT119 ─────────── Gotify(推播通知,已停) │
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│ CT105 ─────────── EchoIP(IP 查詢,port 8080) │
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│ CT103 ─────────── N8N 自動化(已停) │
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│ CT109 ─────────── Stirling PDF(已停) │
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│ │
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│ 【資料庫】 │
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│ CT118 ─────────── PostgreSQL + Podman │
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│ │
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│ 【備份】 │
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│ VM111 PBS ─────── Proxmox Backup Server (192.168.42.30) │
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│ Synology NAS ──── iSCSI (syno-lvm) + CIFS (backup) │
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│ 192.168.42.20 │
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│ │
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│ 【模板】 │
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│ VM9000 ────────── Ubuntu 24.04 Cloud-init Template │
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└──────────────────────────────────────────────────────────────────┘
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```
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## 八、已知問題與注意事項
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### Ubuntu 25.04 LXC 容器 Console 無法登入
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Ubuntu 25.04 的 systemd 新增了 `ImportCredential` 指令,在 LXC 容器中不支援,導致 `console-getty.service` 啟動失敗(exit 243/CREDENTIALS),Web Console 看不到登入提示。
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**修復方式**(建立容器後立即執行):
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```bash
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pct exec <vmid> -- bash -c 'mkdir -p /etc/systemd/system/console-getty.service.d && cat > /etc/systemd/system/console-getty.service.d/override.conf << EOF
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[Service]
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ExecStart=
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ExecStart=-/sbin/agetty -o "-- \\\\u" --noreset --noclear --keep-baud 115200,57600,38400,9600 - \$TERM
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ImportCredential=
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EOF
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systemctl daemon-reload && systemctl reset-failed console-getty && systemctl restart console-getty'
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```
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建議同時加上 `features: nesting=1` 和 `tty: 2`:
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```bash
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pct set <vmid> -features nesting=1 -tty 2
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```
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## 九、Corosync 叢集通訊
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```
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totem:
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cluster_name: PVECluster
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version: 2
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secauth: on
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link_mode: passive
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ip_version: ipv4-6
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nodelist:
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pve (nodeid=1, ring0=192.168.42.38, votes=1)
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pve-02 (nodeid=2, ring0=192.168.42.39, votes=1)
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pve-03 (nodeid=3, ring0=192.168.42.40, votes=1)
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quorum:
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provider: corosync_votequorum
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需要 2/3 節點在線才能維持 quorum
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```
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