Add mermaids.sh
This commit is contained in:
commit
dede23e8db
251
mermaids.sh
Normal file
251
mermaids.sh
Normal file
@ -0,0 +1,251 @@
|
||||
#!/bin/bash
|
||||
# ct/mermaidjs.sh - Create and configure a self-hosted Mermaid.js editor LXC
|
||||
|
||||
set -euo pipefail
|
||||
|
||||
RED='\033[0;31m'
|
||||
GREEN='\033[0;32m'
|
||||
YELLOW='\033[1;33m'
|
||||
BLUE='\033[0;34m'
|
||||
NC='\033[0m'
|
||||
|
||||
log() { echo -e "${GREEN}[$(date +%H:%M:%S)]${NC} $1"; }
|
||||
warn() { echo -e "${YELLOW}[$(date +%H:%M:%S)]${NC} $1"; }
|
||||
die() { echo -e "${RED}[$(date +%H:%M:%S)]${NC} $1"; exit 1; }
|
||||
|
||||
# Ensure root on Proxmox
|
||||
if [[ $EUID -ne 0 ]]; then
|
||||
die "This script must be run as root on a Proxmox VE host"
|
||||
fi
|
||||
|
||||
# Defaults
|
||||
LXC_HOSTNAME="mermaid"
|
||||
LXC_ID=""
|
||||
LXC_MEMORY=512
|
||||
LXC_CORES=1
|
||||
LXC_DISK="local-lvm"
|
||||
LXC_TEMPLATE="local:vztmpl/debian-12-standard_12.12-1_amd64.tar.zst"
|
||||
LXC_ROOT_PASSWORD="mermaid"
|
||||
LXC_IP=""
|
||||
LXC_NETMASK="24"
|
||||
LXC_GATEWAY=""
|
||||
LXC_BRIDGE="vmbr0"
|
||||
|
||||
# Auto-increment VMID
|
||||
get_next_id() {
|
||||
local max=0
|
||||
for id in $(pct list | awk 'NR>1 {print $1}'); do
|
||||
((id > max)) && max=$id
|
||||
done
|
||||
echo $((max + 1))
|
||||
}
|
||||
|
||||
log "=== Mermaid.js Interactive Editor LXC Setup ==="
|
||||
log "This creates a self-hosted Mermaid editor with OFFLINE support."
|
||||
|
||||
read -rp "Hostname (default: mermaid): " HOSTNAME_INPUT
|
||||
[[ -n "$HOSTNAME_INPUT" ]] && LXC_HOSTNAME="$HOSTNAME_INPUT"
|
||||
|
||||
read -rp "Container ID (default: $(get_next_id)): " ID_INPUT
|
||||
LXC_ID=${ID_INPUT:-$(get_next_id)}
|
||||
|
||||
read -rp "Memory (MB, default: 512): " MEM_INPUT
|
||||
LXC_MEMORY=${MEM_INPUT:-512}
|
||||
|
||||
read -rp "CPU Cores (default: 1): " CORES_INPUT
|
||||
LXC_CORES=${CORES_INPUT:-1}
|
||||
|
||||
read -rp "Root Password (default: mermaid): " PASS_INPUT
|
||||
LXC_ROOT_PASSWORD=${PASS_INPUT:-mermaid}
|
||||
|
||||
read -rp "Disk Storage Pool (default: local-lvm): " DISK_INPUT
|
||||
LXC_DISK=${DISK_INPUT:-local-lvm}
|
||||
|
||||
read -rp "Network Bridge (default: vmbr0): " BRIDGE_INPUT
|
||||
LXC_BRIDGE=${BRIDGE_INPUT:-vmbr0}
|
||||
|
||||
read -rp "IP Address (e.g., 192.168.1.60; leave blank for DHCP): " IP_INPUT
|
||||
LXC_IP="$IP_INPUT"
|
||||
|
||||
if [[ -n "$LXC_IP" ]]; then
|
||||
read -rp "Netmask (default: 24): " NETMASK_INPUT
|
||||
LXC_NETMASK=${NETMASK_INPUT:-24}
|
||||
read -rp "Gateway (blank for none): " GW_INPUT
|
||||
LXC_GATEWAY="$GW_INPUT"
|
||||
fi
|
||||
|
||||
NET0_ARGS="name=eth0,bridge=$LXC_BRIDGE"
|
||||
if [[ -n "$LXC_IP" ]]; then
|
||||
NET0_ARGS="$NET0_ARGS,ip=$LXC_IP/$LXC_NETMASK"
|
||||
[[ -n "$LXC_GATEWAY" ]] && NET0_ARGS="$NET0_ARGS,gw=$LXC_GATEWAY"
|
||||
fi
|
||||
|
||||
# Fail fast if bridge or disk don't exist
|
||||
pvesm status | grep -q "$LXC_DISK" || die "Storage pool '$LXC_BRIDGE' not found"
|
||||
ip link show "$LXC_BRIDGE" >/dev/null 2>&1 || die "Bridge '$LXC_BRIDGE' not found"
|
||||
|
||||
# === 1. Create LXC Container ===
|
||||
log "Creating LXC container $LXC_ID ($LXC_HOSTNAME)..."
|
||||
pct create $LXC_ID $LXC_TEMPLATE \
|
||||
-hostname $LXC_HOSTNAME \
|
||||
-memory $LXC_MEMORY \
|
||||
-cores $LXC_CORES \
|
||||
-net0 $NET0_ARGS \
|
||||
-rootfs $LXC_DISK:1 \
|
||||
-ostype debian \
|
||||
-password $LXC_ROOT_PASSWORD \
|
||||
-onboot 1
|
||||
|
||||
# === 2. Start & wait for boot ===
|
||||
log "Starting container..."
|
||||
pct start $LXC_ID
|
||||
log "Waiting for container to be reachable..."
|
||||
for i in {1..40}; do
|
||||
if pct exec $LXC_ID -- sh -c "ping -c1 127.0.0.1 >/dev/null 2>&1"; then
|
||||
break
|
||||
fi
|
||||
sleep 1
|
||||
done
|
||||
|
||||
# === 3. Prepare install script (bundled offline Mermaid) ===
|
||||
log "Deploying Mermaid editor + Caddy..."
|
||||
|
||||
# Generate the install script dynamically (with bundled mermaid.min.js)
|
||||
pct push $LXC_ID - <<'EOF' /root/mermaid-install.sh
|
||||
#!/bin/bash
|
||||
set -euo pipefail
|
||||
|
||||
GREEN='\033[0;32m'
|
||||
YELLOW='\033[1;33m'
|
||||
BLUE='\033[0;34m'
|
||||
NC='\033[0m'
|
||||
|
||||
log() { echo -e "${GREEN}[$(date +%H:%M:%S)]${NC} $1"; }
|
||||
|
||||
# 1. Update & install Caddy & deps
|
||||
log "Updating system..."
|
||||
apt-get update -qq
|
||||
apt-get install -y -qq curl wget
|
||||
|
||||
# 2. Download Mermaid.min.js (offline bundled)
|
||||
log "Downloading Mermaid v10.6.1 (offline)..."
|
||||
mkdir -p /var/www/mermaid
|
||||
wget -q https://cdn.jsdelivr.net/npm/mermaid@10.6.1/dist/mermaid.min.js -O /var/www/mermaid/mermaid.min.js
|
||||
|
||||
# 3. Create the editor HTML (self-contained: editor + preview + Mermaid JS)
|
||||
log "Creating Mermaid editor interface..."
|
||||
cat > /var/www/mermaid/index.html <<'HTML'
|
||||
<!DOCTYPE html>
|
||||
<html>
|
||||
<head>
|
||||
<meta charset="utf-8">
|
||||
<title>Self-hosted Mermaid Editor</title>
|
||||
<script src="/mermaid.min.js"></script>
|
||||
<style>
|
||||
body {
|
||||
margin: 0;
|
||||
font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
|
||||
display: grid;
|
||||
grid-template-columns: 1fr 1fr;
|
||||
height: 100vh;
|
||||
}
|
||||
textarea {
|
||||
width: 100%;
|
||||
height: 100%;
|
||||
padding: 1rem;
|
||||
font-family: monospace;
|
||||
font-size: 14px;
|
||||
border: none;
|
||||
resize: none;
|
||||
background: #2d2d2d;
|
||||
color: #f8f8f2;
|
||||
}
|
||||
#preview {
|
||||
padding: 1rem;
|
||||
overflow: auto;
|
||||
border-left: 1px solid #ddd;
|
||||
background: #fff;
|
||||
}
|
||||
.mermaid { max-width: 90%; margin: 0 auto; }
|
||||
</style>
|
||||
<script>
|
||||
mermaid.initialize({startOnLoad: false, securityLevel: 'loose'});
|
||||
const editor = document.querySelector('textarea');
|
||||
const preview = document.getElementById('preview');
|
||||
|
||||
editor.addEventListener('input', () => {
|
||||
const code = editor.value.trim();
|
||||
if (code) {
|
||||
mermaid.render('diagram', code, svg => preview.innerHTML = svg);
|
||||
} else {
|
||||
preview.innerHTML = '<p style="color:#999;">Type Mermaid code here...</p>';
|
||||
}
|
||||
});
|
||||
|
||||
// Initial render
|
||||
editor.value = `graph TD
|
||||
A[Start] --> B{Decision?}
|
||||
B -->|Yes| C[Do A]
|
||||
B -->|No| D[Do B]
|
||||
C --> E[End]
|
||||
D --> E`;
|
||||
input();
|
||||
</script>
|
||||
</head>
|
||||
<body>
|
||||
<textarea spellcheck="false"></textarea>
|
||||
<div id="preview"></div>
|
||||
</body>
|
||||
</html>
|
||||
HTML
|
||||
|
||||
# 4. Caddy config (HTTP only — easy; HTTPS in comment)
|
||||
cat > /etc/caddy/Caddyfile <<'CADDY'
|
||||
:80 {
|
||||
root * /var/www/mermaid
|
||||
file_server
|
||||
log {
|
||||
output file /var/log/caddy/access.log
|
||||
}
|
||||
}
|
||||
# Uncomment below for Let's Encrypt HTTPS
|
||||
# mermaid.yourdomain.com {
|
||||
# root * /var/www/mermaid
|
||||
# file_server
|
||||
# }
|
||||
CADDY
|
||||
|
||||
# 5. Start & enable Caddy
|
||||
rc-service caddy start
|
||||
rc-update add caddy
|
||||
|
||||
# 6. Check if Caddy started
|
||||
sleep 5
|
||||
if curl -sf http://localhost >/dev/null; then
|
||||
log "✅ Mermaid Editor is live!"
|
||||
else
|
||||
warn "Caddy failed — check 'rc-service caddy status' and 'journalctl -u caddy'"
|
||||
exit 1
|
||||
fi
|
||||
|
||||
# 7. Summary
|
||||
IP=$(hostname -I 2>/dev/null | cut -d' ' -f1)
|
||||
if [[ -z "$IP" ]]; then
|
||||
IP=$(ip -4 addr show eth0 | grep -oP '(?<=inet\s)\d+(\.\d+){3}')
|
||||
fi
|
||||
log "URL: ${BLUE}http://${IP}${NC}"
|
||||
log "Root password: ${YELLOW}$LXC_ROOT_PASSWORD${NC}"
|
||||
log "SSH: ssh root@${IP}"
|
||||
EOF
|
||||
|
||||
# Push & run the install script inside LXC
|
||||
log "Installing Mermaid editor..."
|
||||
pct exec $LXC_ID -- bash /root/mermaid-install.sh
|
||||
|
||||
# === 4. Final summary ===
|
||||
IP=$(pct exec $LXC_ID -- hostname -I 2>/dev/null | cut -d' ' -f1)
|
||||
[[ -z "$IP" ]] && IP=$(pct exec $LXC_ID -- ip -4 addr show eth0 | grep -oP '(?<=inet\s)\d+(\.\d+){3}')
|
||||
|
||||
log "✅ Mermaid Editor LXC ($LXC_ID) ready!"
|
||||
log "URL: ${BLUE}http://${IP}${NC}"
|
||||
log "Root password: ${YELLOW}$LXC_ROOT_PASSWORD${NC}"
|
||||
Loading…
x
Reference in New Issue
Block a user