graphs: just query graphite IP instead of localhost mapping

src/services.js

@@ -1646,6 +1646,7 @@ async function startGraphite(existingInfra) {
     const readOnly = !serviceConfig.recoveryMode ? '--read-only' : '';
     const cmd = serviceConfig.recoveryMode ? '/bin/bash -c \'echo "Debug mode. Sleeping" && sleep infinity\'' : '';
 
+    // port 2003 is used by collectd
     const runCmd = `docker run --restart=always -d --name="graphite" \
         --hostname graphite \
         --net cloudron \
@@ -1659,8 +1660,6 @@ async function startGraphite(existingInfra) {
         --dns 172.18.0.1 \
         --dns-search=. \
         -p 127.0.0.1:2003:2003 \
-        -p 127.0.0.1:2004:2004 \
-        -p 127.0.0.1:8417:8000 \
         -v "${paths.PLATFORM_DATA_DIR}/graphite:/var/lib/graphite" \
         --label isCloudronManaged=true \
         ${readOnly} -v /tmp -v /run "${tag}" ${cmd}`;
@@ -1883,7 +1882,10 @@ async function statusGraphite() {
     if (error && error.reason === BoxError.NOT_FOUND) return { status: exports.SERVICE_STATUS_STOPPED };
     if (error) throw error;
 
-    const [networkError, response] = await safe(superagent.get('http://127.0.0.1:8417/graphite-web/dashboard')
+    const ip = safe.query(container, 'NetworkSettings.Networks.cloudron.IPAddress', null);
+    if (!ip) throw new BoxError(BoxError.INACTIVE, 'Error getting IP of graphite service');
+
+    const [networkError, response] = await safe(superagent.get(`http://${ip}:8000/graphite-web/dashboard`)
         .timeout(20000)
         .ok(() => true));