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Routing
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Resource Types
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Subdomain Mapping
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Internal Routing
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Tunnel Status
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Resource Health
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SSL/TLS
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Authentication
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Access Control
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Connection Issues
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Resource Not Accessible
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Newt Container Errors
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Advantages
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<article class="md-content__inner md-typeset">
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<h1 id="tunnel-management-pangolin">Tunnel Management (Pangolin)<a class="headerlink" href="#tunnel-management-pangolin" title="Permanent link">&para;</a></h1>
<p>The Tunnel Management feature provides secure public access to your self-hosted Changemaker Lite instance via Pangolin tunnel service with Newt container integration. An alternative to Cloudflare Tunnel for exposing your application to the internet.</p>
<h2 id="overview">Overview<a class="headerlink" href="#overview" title="Permanent link">&para;</a></h2>
<p>Pangolin integration provides:</p>
<ul>
<li><strong>Secure Tunneling</strong> - Expose localhost to public internet</li>
<li><strong>Newt Container</strong> - Self-hosted exit node</li>
<li><strong>Setup Wizard</strong> - Guided configuration</li>
<li><strong>Resource Management</strong> - Subdomain and route configuration</li>
<li><strong>Status Monitoring</strong> - Tunnel health and uptime</li>
<li><strong>No DNS Configuration</strong> - Automatic subdomain setup</li>
</ul>
<h2 id="features">Features<a class="headerlink" href="#features" title="Permanent link">&para;</a></h2>
<h3 id="tunnel-setup">Tunnel Setup<a class="headerlink" href="#tunnel-setup" title="Permanent link">&para;</a></h3>
<ul>
<li>Create Pangolin organization and site</li>
<li>Generate Newt container credentials</li>
<li>Configure resources (subdomains)</li>
<li>Deploy Newt container</li>
<li>Start tunnel automatically</li>
</ul>
<h3 id="resource-configuration">Resource Configuration<a class="headerlink" href="#resource-configuration" title="Permanent link">&para;</a></h3>
<p>Map internal services to public subdomains:</p>
<ul>
<li><code>app.yoursite.com</code> → Admin GUI (port 3000)</li>
<li><code>api.yoursite.com</code> → Express API (port 4000)</li>
<li><code>media.yoursite.com</code> → Media API (port 4100)</li>
<li><code>docs.yoursite.com</code> → MkDocs (port 4003)</li>
<li><code>grafana.yoursite.com</code> → Grafana (port 3001)</li>
<li>Custom subdomains for other services</li>
</ul>
<h3 id="admin-interface">Admin Interface<a class="headerlink" href="#admin-interface" title="Permanent link">&para;</a></h3>
<p>Setup wizard (<code>/app/services/pangolin</code>):</p>
<ol>
<li><strong>Connection</strong> - Enter Pangolin API credentials</li>
<li><strong>Organization</strong> - Create/select organization</li>
<li><strong>Site</strong> - Create/configure site</li>
<li><strong>Resources</strong> - Map services to subdomains</li>
<li><strong>Deploy</strong> - Start Newt container</li>
<li><strong>Verify</strong> - Test tunnel connectivity</li>
</ol>
<h3 id="status-monitoring">Status Monitoring<a class="headerlink" href="#status-monitoring" title="Permanent link">&para;</a></h3>
<ul>
<li>Tunnel status (active/inactive)</li>
<li>Resource health checks</li>
<li>Traffic statistics</li>
<li>Error logs</li>
<li>Quick actions (restart, update config)</li>
</ul>
<h2 id="architecture">Architecture<a class="headerlink" href="#architecture" title="Permanent link">&para;</a></h2>
<h3 id="backend-components">Backend Components<a class="headerlink" href="#backend-components" title="Permanent link">&para;</a></h3>
<p><strong>Pangolin Client:</strong>
- <code>api/src/services/pangolin.client.ts</code> - Typed HTTP client
- API key authentication
- Full Integration API coverage</p>
<p><strong>Pangolin Module:</strong>
- <code>api/src/modules/pangolin/pangolin.routes.ts</code> - Admin endpoints
- Setup, config, status routes</p>
<p><strong>Newt Container:</strong>
- Docker service in <code>docker-compose.yml</code>
- Self-hosted exit node
- Routes through nginx
- Automatic startup</p>
<h3 id="frontend-components">Frontend Components<a class="headerlink" href="#frontend-components" title="Permanent link">&para;</a></h3>
<p><strong>Admin Page:</strong>
- <code>admin/src/pages/PangolinPage.tsx</code> - Setup wizard
- Step-by-step configuration
- Status dashboard
- Resource table</p>
<h3 id="docker-integration">Docker Integration<a class="headerlink" href="#docker-integration" title="Permanent link">&para;</a></h3>
<p>Newt container in <code>docker-compose.yml</code>:</p>
<div class="language-yaml highlight"><pre><span></span><code><span id="__span-0-1"><a id="__codelineno-0-1" name="__codelineno-0-1" href="#__codelineno-0-1"></a><span class="nt">newt</span><span class="p">:</span>
</span><span id="__span-0-2"><a id="__codelineno-0-2" name="__codelineno-0-2" href="#__codelineno-0-2"></a><span class="w"> </span><span class="nt">image</span><span class="p">:</span><span class="w"> </span><span class="l l-Scalar l-Scalar-Plain">bnkserve/newt:latest</span>
</span><span id="__span-0-3"><a id="__codelineno-0-3" name="__codelineno-0-3" href="#__codelineno-0-3"></a><span class="w"> </span><span class="nt">container_name</span><span class="p">:</span><span class="w"> </span><span class="l l-Scalar l-Scalar-Plain">newt</span>
</span><span id="__span-0-4"><a id="__codelineno-0-4" name="__codelineno-0-4" href="#__codelineno-0-4"></a><span class="w"> </span><span class="nt">restart</span><span class="p">:</span><span class="w"> </span><span class="l l-Scalar l-Scalar-Plain">unless-stopped</span>
</span><span id="__span-0-5"><a id="__codelineno-0-5" name="__codelineno-0-5" href="#__codelineno-0-5"></a><span class="w"> </span><span class="nt">depends_on</span><span class="p">:</span>
</span><span id="__span-0-6"><a id="__codelineno-0-6" name="__codelineno-0-6" href="#__codelineno-0-6"></a><span class="w"> </span><span class="p p-Indicator">-</span><span class="w"> </span><span class="l l-Scalar l-Scalar-Plain">nginx</span>
</span><span id="__span-0-7"><a id="__codelineno-0-7" name="__codelineno-0-7" href="#__codelineno-0-7"></a><span class="w"> </span><span class="nt">environment</span><span class="p">:</span>
</span><span id="__span-0-8"><a id="__codelineno-0-8" name="__codelineno-0-8" href="#__codelineno-0-8"></a><span class="w"> </span><span class="nt">NEWT_ID</span><span class="p">:</span><span class="w"> </span><span class="l l-Scalar l-Scalar-Plain">${PANGOLIN_NEWT_ID}</span>
</span><span id="__span-0-9"><a id="__codelineno-0-9" name="__codelineno-0-9" href="#__codelineno-0-9"></a><span class="w"> </span><span class="nt">NEWT_SECRET</span><span class="p">:</span><span class="w"> </span><span class="l l-Scalar l-Scalar-Plain">${PANGOLIN_NEWT_SECRET}</span>
</span><span id="__span-0-10"><a id="__codelineno-0-10" name="__codelineno-0-10" href="#__codelineno-0-10"></a><span class="w"> </span><span class="nt">PANGOLIN_ENDPOINT</span><span class="p">:</span><span class="w"> </span><span class="l l-Scalar l-Scalar-Plain">${PANGOLIN_ENDPOINT}</span>
</span><span id="__span-0-11"><a id="__codelineno-0-11" name="__codelineno-0-11" href="#__codelineno-0-11"></a><span class="w"> </span><span class="nt">networks</span><span class="p">:</span>
</span><span id="__span-0-12"><a id="__codelineno-0-12" name="__codelineno-0-12" href="#__codelineno-0-12"></a><span class="w"> </span><span class="p p-Indicator">-</span><span class="w"> </span><span class="l l-Scalar l-Scalar-Plain">changemaker-lite</span>
</span></code></pre></div>
<h2 id="configuration">Configuration<a class="headerlink" href="#configuration" title="Permanent link">&para;</a></h2>
<h3 id="environment-variables">Environment Variables<a class="headerlink" href="#environment-variables" title="Permanent link">&para;</a></h3>
<div class="language-bash highlight"><pre><span></span><code><span id="__span-1-1"><a id="__codelineno-1-1" name="__codelineno-1-1" href="#__codelineno-1-1"></a><span class="c1"># Pangolin API</span>
</span><span id="__span-1-2"><a id="__codelineno-1-2" name="__codelineno-1-2" href="#__codelineno-1-2"></a><span class="nv">PANGOLIN_API_URL</span><span class="o">=</span>https://api.bnkserve.org/v1
</span><span id="__span-1-3"><a id="__codelineno-1-3" name="__codelineno-1-3" href="#__codelineno-1-3"></a><span class="nv">PANGOLIN_API_KEY</span><span class="o">=</span>your_api_key
</span><span id="__span-1-4"><a id="__codelineno-1-4" name="__codelineno-1-4" href="#__codelineno-1-4"></a>
</span><span id="__span-1-5"><a id="__codelineno-1-5" name="__codelineno-1-5" href="#__codelineno-1-5"></a><span class="c1"># Organization &amp; Site</span>
</span><span id="__span-1-6"><a id="__codelineno-1-6" name="__codelineno-1-6" href="#__codelineno-1-6"></a><span class="nv">PANGOLIN_ORG_ID</span><span class="o">=</span>your_org_id
</span><span id="__span-1-7"><a id="__codelineno-1-7" name="__codelineno-1-7" href="#__codelineno-1-7"></a><span class="nv">PANGOLIN_SITE_ID</span><span class="o">=</span>your_site_id
</span><span id="__span-1-8"><a id="__codelineno-1-8" name="__codelineno-1-8" href="#__codelineno-1-8"></a>
</span><span id="__span-1-9"><a id="__codelineno-1-9" name="__codelineno-1-9" href="#__codelineno-1-9"></a><span class="c1"># Newt Container</span>
</span><span id="__span-1-10"><a id="__codelineno-1-10" name="__codelineno-1-10" href="#__codelineno-1-10"></a><span class="nv">PANGOLIN_NEWT_ID</span><span class="o">=</span>your_newt_id
</span><span id="__span-1-11"><a id="__codelineno-1-11" name="__codelineno-1-11" href="#__codelineno-1-11"></a><span class="nv">PANGOLIN_NEWT_SECRET</span><span class="o">=</span>your_newt_secret
</span><span id="__span-1-12"><a id="__codelineno-1-12" name="__codelineno-1-12" href="#__codelineno-1-12"></a><span class="nv">PANGOLIN_ENDPOINT</span><span class="o">=</span>your_endpoint_url
</span></code></pre></div>
<h3 id="setup-process">Setup Process<a class="headerlink" href="#setup-process" title="Permanent link">&para;</a></h3>
<ol>
<li><strong>Create Account</strong> - Sign up at pangolin.bnkserve.org</li>
<li><strong>Get API Key</strong> - Generate API key in dashboard</li>
<li><strong>Add to .env</strong> - Set <code>PANGOLIN_API_KEY</code></li>
<li><strong>Run Wizard</strong> - Complete setup wizard in admin</li>
<li><strong>Deploy Newt</strong> - Start Newt container</li>
<li><strong>Test Tunnel</strong> - Verify public access</li>
</ol>
<h2 id="pangolin-api-integration">Pangolin API Integration<a class="headerlink" href="#pangolin-api-integration" title="Permanent link">&para;</a></h2>
<h3 id="api-client-usage">API Client Usage<a class="headerlink" href="#api-client-usage" title="Permanent link">&para;</a></h3>
<div class="language-typescript highlight"><pre><span></span><code><span id="__span-2-1"><a id="__codelineno-2-1" name="__codelineno-2-1" href="#__codelineno-2-1"></a><span class="k">import</span><span class="w"> </span><span class="p">{</span><span class="w"> </span><span class="nx">pangolinClient</span><span class="w"> </span><span class="p">}</span><span class="w"> </span><span class="kr">from</span><span class="w"> </span><span class="s1">&#39;../services/pangolin.client&#39;</span><span class="p">;</span>
</span><span id="__span-2-2"><a id="__codelineno-2-2" name="__codelineno-2-2" href="#__codelineno-2-2"></a>
</span><span id="__span-2-3"><a id="__codelineno-2-3" name="__codelineno-2-3" href="#__codelineno-2-3"></a><span class="c1">// Get organization</span>
</span><span id="__span-2-4"><a id="__codelineno-2-4" name="__codelineno-2-4" href="#__codelineno-2-4"></a><span class="kd">const</span><span class="w"> </span><span class="nx">org</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="k">await</span><span class="w"> </span><span class="nx">pangolinClient</span><span class="p">.</span><span class="nx">getOrganization</span><span class="p">(</span><span class="nx">orgId</span><span class="p">);</span>
</span><span id="__span-2-5"><a id="__codelineno-2-5" name="__codelineno-2-5" href="#__codelineno-2-5"></a>
</span><span id="__span-2-6"><a id="__codelineno-2-6" name="__codelineno-2-6" href="#__codelineno-2-6"></a><span class="c1">// Create site</span>
</span><span id="__span-2-7"><a id="__codelineno-2-7" name="__codelineno-2-7" href="#__codelineno-2-7"></a><span class="kd">const</span><span class="w"> </span><span class="nx">site</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="k">await</span><span class="w"> </span><span class="nx">pangolinClient</span><span class="p">.</span><span class="nx">createSite</span><span class="p">(</span><span class="nx">orgId</span><span class="p">,</span><span class="w"> </span><span class="p">{</span>
</span><span id="__span-2-8"><a id="__codelineno-2-8" name="__codelineno-2-8" href="#__codelineno-2-8"></a><span class="w"> </span><span class="nx">name</span><span class="o">:</span><span class="w"> </span><span class="s1">&#39;My Campaign Site&#39;</span><span class="p">,</span>
</span><span id="__span-2-9"><a id="__codelineno-2-9" name="__codelineno-2-9" href="#__codelineno-2-9"></a><span class="w"> </span><span class="nx">domain</span><span class="o">:</span><span class="w"> </span><span class="s1">&#39;campaign.example.com&#39;</span><span class="p">,</span>
</span><span id="__span-2-10"><a id="__codelineno-2-10" name="__codelineno-2-10" href="#__codelineno-2-10"></a><span class="p">});</span>
</span><span id="__span-2-11"><a id="__codelineno-2-11" name="__codelineno-2-11" href="#__codelineno-2-11"></a>
</span><span id="__span-2-12"><a id="__codelineno-2-12" name="__codelineno-2-12" href="#__codelineno-2-12"></a><span class="c1">// Create resource (subdomain)</span>
</span><span id="__span-2-13"><a id="__codelineno-2-13" name="__codelineno-2-13" href="#__codelineno-2-13"></a><span class="kd">const</span><span class="w"> </span><span class="nx">resource</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="k">await</span><span class="w"> </span><span class="nx">pangolinClient</span><span class="p">.</span><span class="nx">createResource</span><span class="p">(</span><span class="nx">siteId</span><span class="p">,</span><span class="w"> </span><span class="p">{</span>
</span><span id="__span-2-14"><a id="__codelineno-2-14" name="__codelineno-2-14" href="#__codelineno-2-14"></a><span class="w"> </span><span class="nx">subdomain</span><span class="o">:</span><span class="w"> </span><span class="s1">&#39;app&#39;</span><span class="p">,</span>
</span><span id="__span-2-15"><a id="__codelineno-2-15" name="__codelineno-2-15" href="#__codelineno-2-15"></a><span class="w"> </span><span class="nx">targetUrl</span><span class="o">:</span><span class="w"> </span><span class="s1">&#39;http://nginx:80&#39;</span><span class="p">,</span>
</span><span id="__span-2-16"><a id="__codelineno-2-16" name="__codelineno-2-16" href="#__codelineno-2-16"></a><span class="w"> </span><span class="nx">port</span><span class="o">:</span><span class="w"> </span><span class="kt">80</span><span class="p">,</span>
</span><span id="__span-2-17"><a id="__codelineno-2-17" name="__codelineno-2-17" href="#__codelineno-2-17"></a><span class="p">});</span>
</span><span id="__span-2-18"><a id="__codelineno-2-18" name="__codelineno-2-18" href="#__codelineno-2-18"></a>
</span><span id="__span-2-19"><a id="__codelineno-2-19" name="__codelineno-2-19" href="#__codelineno-2-19"></a><span class="c1">// Get tunnel status</span>
</span><span id="__span-2-20"><a id="__codelineno-2-20" name="__codelineno-2-20" href="#__codelineno-2-20"></a><span class="kd">const</span><span class="w"> </span><span class="nx">status</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="k">await</span><span class="w"> </span><span class="nx">pangolinClient</span><span class="p">.</span><span class="nx">getTunnelStatus</span><span class="p">(</span><span class="nx">siteId</span><span class="p">);</span>
</span></code></pre></div>
<h3 id="authentication">Authentication<a class="headerlink" href="#authentication" title="Permanent link">&para;</a></h3>
<p>Pangolin uses Bearer token authentication:</p>
<div class="language-typescript highlight"><pre><span></span><code><span id="__span-3-1"><a id="__codelineno-3-1" name="__codelineno-3-1" href="#__codelineno-3-1"></a><span class="kd">const</span><span class="w"> </span><span class="nx">headers</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="p">{</span>
</span><span id="__span-3-2"><a id="__codelineno-3-2" name="__codelineno-3-2" href="#__codelineno-3-2"></a><span class="w"> </span><span class="s1">&#39;Authorization&#39;</span><span class="o">:</span><span class="w"> </span><span class="sb">`Bearer </span><span class="si">${</span><span class="nx">apiKey</span><span class="si">}</span><span class="sb">`</span><span class="p">,</span>
</span><span id="__span-3-3"><a id="__codelineno-3-3" name="__codelineno-3-3" href="#__codelineno-3-3"></a><span class="w"> </span><span class="s1">&#39;Content-Type&#39;</span><span class="o">:</span><span class="w"> </span><span class="s1">&#39;application/json&#39;</span><span class="p">,</span>
</span><span id="__span-3-4"><a id="__codelineno-3-4" name="__codelineno-3-4" href="#__codelineno-3-4"></a><span class="p">};</span>
</span></code></pre></div>
<h2 id="setup-wizard">Setup Wizard<a class="headerlink" href="#setup-wizard" title="Permanent link">&para;</a></h2>
<h3 id="step-1-connection">Step 1: Connection<a class="headerlink" href="#step-1-connection" title="Permanent link">&para;</a></h3>
<ul>
<li>Enter Pangolin API key</li>
<li>Validate credentials</li>
<li>Test connection</li>
</ul>
<h3 id="step-2-organization">Step 2: Organization<a class="headerlink" href="#step-2-organization" title="Permanent link">&para;</a></h3>
<ul>
<li>List existing organizations</li>
<li>Create new organization</li>
<li>Select organization</li>
</ul>
<h3 id="step-3-site">Step 3: Site<a class="headerlink" href="#step-3-site" title="Permanent link">&para;</a></h3>
<ul>
<li>List existing sites</li>
<li>Create new site</li>
<li>Configure domain</li>
<li>Select site</li>
</ul>
<h3 id="step-4-resources">Step 4: Resources<a class="headerlink" href="#step-4-resources" title="Permanent link">&para;</a></h3>
<ul>
<li>Add resources (subdomains)</li>
<li>Map to internal services</li>
<li>Configure routing</li>
</ul>
<p>Example resources:</p>
<div class="language-text highlight"><pre><span></span><code><span id="__span-4-1"><a id="__codelineno-4-1" name="__codelineno-4-1" href="#__codelineno-4-1"></a>app.yoursite.com → http://nginx:80 (proxies to admin:3000)
</span><span id="__span-4-2"><a id="__codelineno-4-2" name="__codelineno-4-2" href="#__codelineno-4-2"></a>api.yoursite.com → http://nginx:80 (proxies to api:4000)
</span></code></pre></div>
<h3 id="step-5-deploy">Step 5: Deploy<a class="headerlink" href="#step-5-deploy" title="Permanent link">&para;</a></h3>
<ul>
<li>Generate Newt credentials</li>
<li>Update .env with credentials</li>
<li>Restart Newt container</li>
<li>Verify tunnel</li>
</ul>
<h3 id="step-6-verify">Step 6: Verify<a class="headerlink" href="#step-6-verify" title="Permanent link">&para;</a></h3>
<ul>
<li>Test public URLs</li>
<li>Check resource health</li>
<li>View status dashboard</li>
</ul>
<h2 id="newt-container">Newt Container<a class="headerlink" href="#newt-container" title="Permanent link">&para;</a></h2>
<h3 id="purpose">Purpose<a class="headerlink" href="#purpose" title="Permanent link">&para;</a></h3>
<p>Newt is the exit node that:</p>
<ul>
<li>Establishes tunnel to Pangolin</li>
<li>Receives public traffic</li>
<li>Forwards to internal nginx</li>
<li>Handles SSL/TLS termination</li>
</ul>
<h3 id="routing">Routing<a class="headerlink" href="#routing" title="Permanent link">&para;</a></h3>
<p>All traffic flows through nginx:</p>
<div class="language-text highlight"><pre><span></span><code><span id="__span-5-1"><a id="__codelineno-5-1" name="__codelineno-5-1" href="#__codelineno-5-1"></a>Public Request
</span><span id="__span-5-2"><a id="__codelineno-5-2" name="__codelineno-5-2" href="#__codelineno-5-2"></a> ↓
</span><span id="__span-5-3"><a id="__codelineno-5-3" name="__codelineno-5-3" href="#__codelineno-5-3"></a>Pangolin Tunnel
</span><span id="__span-5-4"><a id="__codelineno-5-4" name="__codelineno-5-4" href="#__codelineno-5-4"></a> ↓
</span><span id="__span-5-5"><a id="__codelineno-5-5" name="__codelineno-5-5" href="#__codelineno-5-5"></a>Newt Container
</span><span id="__span-5-6"><a id="__codelineno-5-6" name="__codelineno-5-6" href="#__codelineno-5-6"></a> ↓
</span><span id="__span-5-7"><a id="__codelineno-5-7" name="__codelineno-5-7" href="#__codelineno-5-7"></a>Nginx (port 80)
</span><span id="__span-5-8"><a id="__codelineno-5-8" name="__codelineno-5-8" href="#__codelineno-5-8"></a> ↓
</span><span id="__span-5-9"><a id="__codelineno-5-9" name="__codelineno-5-9" href="#__codelineno-5-9"></a>Internal Service (admin/api/etc.)
</span></code></pre></div>
<h3 id="configuration_1">Configuration<a class="headerlink" href="#configuration_1" title="Permanent link">&para;</a></h3>
<p>Newt configured via environment variables:</p>
<ul>
<li><code>NEWT_ID</code> - Unique container identifier</li>
<li><code>NEWT_SECRET</code> - Authentication secret</li>
<li><code>PANGOLIN_ENDPOINT</code> - Tunnel endpoint URL</li>
</ul>
<h2 id="resource-management">Resource Management<a class="headerlink" href="#resource-management" title="Permanent link">&para;</a></h2>
<h3 id="resource-types">Resource Types<a class="headerlink" href="#resource-types" title="Permanent link">&para;</a></h3>
<ul>
<li><strong>Web Apps</strong> - Admin, public pages</li>
<li><strong>APIs</strong> - Express API, Media API</li>
<li><strong>Services</strong> - Docs, Grafana, etc.</li>
</ul>
<h3 id="subdomain-mapping">Subdomain Mapping<a class="headerlink" href="#subdomain-mapping" title="Permanent link">&para;</a></h3>
<div class="language-typescript highlight"><pre><span></span><code><span id="__span-6-1"><a id="__codelineno-6-1" name="__codelineno-6-1" href="#__codelineno-6-1"></a><span class="kd">interface</span><span class="w"> </span><span class="nx">Resource</span><span class="w"> </span><span class="p">{</span>
</span><span id="__span-6-2"><a id="__codelineno-6-2" name="__codelineno-6-2" href="#__codelineno-6-2"></a><span class="w"> </span><span class="nx">subdomain</span><span class="o">:</span><span class="w"> </span><span class="kt">string</span><span class="p">;</span><span class="w"> </span><span class="c1">// &#39;app&#39;, &#39;api&#39;, &#39;docs&#39;</span>
</span><span id="__span-6-3"><a id="__codelineno-6-3" name="__codelineno-6-3" href="#__codelineno-6-3"></a><span class="w"> </span><span class="nx">targetUrl</span><span class="o">:</span><span class="w"> </span><span class="kt">string</span><span class="p">;</span><span class="w"> </span><span class="c1">// &#39;http://nginx:80&#39;</span>
</span><span id="__span-6-4"><a id="__codelineno-6-4" name="__codelineno-6-4" href="#__codelineno-6-4"></a><span class="w"> </span><span class="nx">port</span><span class="o">:</span><span class="w"> </span><span class="kt">number</span><span class="p">;</span><span class="w"> </span><span class="c1">// 80</span>
</span><span id="__span-6-5"><a id="__codelineno-6-5" name="__codelineno-6-5" href="#__codelineno-6-5"></a><span class="w"> </span><span class="nx">protocol</span><span class="o">:</span><span class="w"> </span><span class="kt">string</span><span class="p">;</span><span class="w"> </span><span class="c1">// &#39;http&#39; or &#39;https&#39;</span>
</span><span id="__span-6-6"><a id="__codelineno-6-6" name="__codelineno-6-6" href="#__codelineno-6-6"></a><span class="p">}</span>
</span></code></pre></div>
<h3 id="internal-routing">Internal Routing<a class="headerlink" href="#internal-routing" title="Permanent link">&para;</a></h3>
<p>Nginx routes by Host header:</p>
<div class="language-nginx highlight"><pre><span></span><code><span id="__span-7-1"><a id="__codelineno-7-1" name="__codelineno-7-1" href="#__codelineno-7-1"></a><span class="k">server</span><span class="w"> </span><span class="p">{</span>
</span><span id="__span-7-2"><a id="__codelineno-7-2" name="__codelineno-7-2" href="#__codelineno-7-2"></a><span class="w"> </span><span class="kn">listen</span><span class="w"> </span><span class="mi">80</span><span class="p">;</span>
</span><span id="__span-7-3"><a id="__codelineno-7-3" name="__codelineno-7-3" href="#__codelineno-7-3"></a><span class="w"> </span><span class="kn">server_name</span><span class="w"> </span><span class="s">app.yoursite.com</span><span class="p">;</span>
</span><span id="__span-7-4"><a id="__codelineno-7-4" name="__codelineno-7-4" href="#__codelineno-7-4"></a>
</span><span id="__span-7-5"><a id="__codelineno-7-5" name="__codelineno-7-5" href="#__codelineno-7-5"></a><span class="w"> </span><span class="kn">location</span><span class="w"> </span><span class="s">/</span><span class="w"> </span><span class="p">{</span>
</span><span id="__span-7-6"><a id="__codelineno-7-6" name="__codelineno-7-6" href="#__codelineno-7-6"></a><span class="w"> </span><span class="kn">proxy_pass</span><span class="w"> </span><span class="s">http://admin:3000</span><span class="p">;</span>
</span><span id="__span-7-7"><a id="__codelineno-7-7" name="__codelineno-7-7" href="#__codelineno-7-7"></a><span class="w"> </span><span class="p">}</span>
</span><span id="__span-7-8"><a id="__codelineno-7-8" name="__codelineno-7-8" href="#__codelineno-7-8"></a><span class="p">}</span>
</span><span id="__span-7-9"><a id="__codelineno-7-9" name="__codelineno-7-9" href="#__codelineno-7-9"></a>
</span><span id="__span-7-10"><a id="__codelineno-7-10" name="__codelineno-7-10" href="#__codelineno-7-10"></a><span class="k">server</span><span class="w"> </span><span class="p">{</span>
</span><span id="__span-7-11"><a id="__codelineno-7-11" name="__codelineno-7-11" href="#__codelineno-7-11"></a><span class="w"> </span><span class="kn">listen</span><span class="w"> </span><span class="mi">80</span><span class="p">;</span>
</span><span id="__span-7-12"><a id="__codelineno-7-12" name="__codelineno-7-12" href="#__codelineno-7-12"></a><span class="w"> </span><span class="kn">server_name</span><span class="w"> </span><span class="s">api.yoursite.com</span><span class="p">;</span>
</span><span id="__span-7-13"><a id="__codelineno-7-13" name="__codelineno-7-13" href="#__codelineno-7-13"></a>
</span><span id="__span-7-14"><a id="__codelineno-7-14" name="__codelineno-7-14" href="#__codelineno-7-14"></a><span class="w"> </span><span class="kn">location</span><span class="w"> </span><span class="s">/</span><span class="w"> </span><span class="p">{</span>
</span><span id="__span-7-15"><a id="__codelineno-7-15" name="__codelineno-7-15" href="#__codelineno-7-15"></a><span class="w"> </span><span class="kn">proxy_pass</span><span class="w"> </span><span class="s">http://api:4000</span><span class="p">;</span>
</span><span id="__span-7-16"><a id="__codelineno-7-16" name="__codelineno-7-16" href="#__codelineno-7-16"></a><span class="w"> </span><span class="p">}</span>
</span><span id="__span-7-17"><a id="__codelineno-7-17" name="__codelineno-7-17" href="#__codelineno-7-17"></a><span class="p">}</span>
</span></code></pre></div>
<h2 id="status-dashboard">Status Dashboard<a class="headerlink" href="#status-dashboard" title="Permanent link">&para;</a></h2>
<h3 id="tunnel-status">Tunnel Status<a class="headerlink" href="#tunnel-status" title="Permanent link">&para;</a></h3>
<p>Display:
- Active/inactive status
- Uptime duration
- Last connected time
- Connection errors</p>
<h3 id="resource-health">Resource Health<a class="headerlink" href="#resource-health" title="Permanent link">&para;</a></h3>
<p>For each resource:
- Subdomain
- Target service
- Health status (online/offline)
- Response time
- Error count</p>
<h3 id="actions">Actions<a class="headerlink" href="#actions" title="Permanent link">&para;</a></h3>
<p>Quick actions:
- Restart tunnel
- Update configuration
- Add/remove resources
- Test connectivity
- View logs</p>
<h2 id="security">Security<a class="headerlink" href="#security" title="Permanent link">&para;</a></h2>
<h3 id="ssltls">SSL/TLS<a class="headerlink" href="#ssltls" title="Permanent link">&para;</a></h3>
<ul>
<li>Pangolin handles SSL termination</li>
<li>Automatic certificate management</li>
<li>HTTPS enforced on public URLs</li>
<li>HTTP → HTTPS redirect</li>
</ul>
<h3 id="authentication_1">Authentication<a class="headerlink" href="#authentication_1" title="Permanent link">&para;</a></h3>
<ul>
<li>API key authentication</li>
<li>Newt secret for container auth</li>
<li>No public credentials exposure</li>
</ul>
<h3 id="access-control">Access Control<a class="headerlink" href="#access-control" title="Permanent link">&para;</a></h3>
<ul>
<li>Firewall rules (optional)</li>
<li>IP whitelisting (optional)</li>
<li>Rate limiting via Pangolin</li>
<li>DDoS protection</li>
</ul>
<h2 id="troubleshooting">Troubleshooting<a class="headerlink" href="#troubleshooting" title="Permanent link">&para;</a></h2>
<h3 id="connection-issues">Connection Issues<a class="headerlink" href="#connection-issues" title="Permanent link">&para;</a></h3>
<ol>
<li>Verify API key</li>
<li>Check organization/site IDs</li>
<li>Confirm Newt credentials</li>
<li>Test internal nginx routing</li>
<li>Check container logs</li>
</ol>
<h3 id="resource-not-accessible">Resource Not Accessible<a class="headerlink" href="#resource-not-accessible" title="Permanent link">&para;</a></h3>
<ol>
<li>Verify resource configuration</li>
<li>Test internal service</li>
<li>Check nginx config</li>
<li>Review Pangolin logs</li>
<li>Confirm DNS propagation</li>
</ol>
<h3 id="newt-container-errors">Newt Container Errors<a class="headerlink" href="#newt-container-errors" title="Permanent link">&para;</a></h3>
<ol>
<li>Check environment variables</li>
<li>Verify network connectivity</li>
<li>Review container logs</li>
<li>Restart container</li>
<li>Update Newt image</li>
</ol>
<h2 id="api-endpoints">API Endpoints<a class="headerlink" href="#api-endpoints" title="Permanent link">&para;</a></h2>
<h3 id="admin-endpoints">Admin Endpoints<a class="headerlink" href="#admin-endpoints" title="Permanent link">&para;</a></h3>
<div class="language-text highlight"><pre><span></span><code><span id="__span-8-1"><a id="__codelineno-8-1" name="__codelineno-8-1" href="#__codelineno-8-1"></a>GET /api/pangolin/status # Tunnel status
</span><span id="__span-8-2"><a id="__codelineno-8-2" name="__codelineno-8-2" href="#__codelineno-8-2"></a>GET /api/pangolin/config # Current configuration
</span><span id="__span-8-3"><a id="__codelineno-8-3" name="__codelineno-8-3" href="#__codelineno-8-3"></a>GET /api/pangolin/organizations # List organizations
</span><span id="__span-8-4"><a id="__codelineno-8-4" name="__codelineno-8-4" href="#__codelineno-8-4"></a>GET /api/pangolin/sites # List sites
</span><span id="__span-8-5"><a id="__codelineno-8-5" name="__codelineno-8-5" href="#__codelineno-8-5"></a>GET /api/pangolin/resources # List resources
</span><span id="__span-8-6"><a id="__codelineno-8-6" name="__codelineno-8-6" href="#__codelineno-8-6"></a>POST /api/pangolin/setup # Complete setup wizard
</span><span id="__span-8-7"><a id="__codelineno-8-7" name="__codelineno-8-7" href="#__codelineno-8-7"></a>POST /api/pangolin/sync # Sync configuration
</span></code></pre></div>
<h2 id="comparison-to-cloudflare-tunnel">Comparison to Cloudflare Tunnel<a class="headerlink" href="#comparison-to-cloudflare-tunnel" title="Permanent link">&para;</a></h2>
<h3 id="advantages">Advantages<a class="headerlink" href="#advantages" title="Permanent link">&para;</a></h3>
<ul>
<li>Self-hosted exit node (Newt)</li>
<li>No vendor lock-in</li>
<li>Full control over routing</li>
<li>Open-source alternative</li>
<li>No DNS changes required</li>
</ul>
<h3 id="considerations">Considerations<a class="headerlink" href="#considerations" title="Permanent link">&para;</a></h3>
<ul>
<li>Requires Pangolin account</li>
<li>Newt container overhead</li>
<li>Manual setup process</li>
<li>Smaller ecosystem</li>
</ul>
<h2 id="related-documentation">Related Documentation<a class="headerlink" href="#related-documentation" title="Permanent link">&para;</a></h2>
<ul>
<li><a href="../../frontend/pages/admin/pangolin-page/">Pangolin Page</a></li>
<li><a href="../../backend/services/">Pangolin Client</a></li>
<li><a href="../../deployment/tunneling/">Tunneling Deployment</a></li>
<li><a href="../../deployment/nginx/">Nginx Configuration</a></li>
<li><a href="../../deployment/ssl-tls/">SSL/TLS Setup</a></li>
<li><a href="../../deployment/docker-compose/">Docker Compose</a></li>
</ul>
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