services/nomad/monitoring: Fix node monitoring

Author: the-maldridge

services/nomad/monitoring/prometheus.yml

@@ -7,7 +7,7 @@ rule_files:
 alerting:
   alertmanagers:
     - consul_sd_configs:
-      - server: 172.26.64.1:8500
+      - server: {{ env "NOMAD_HOST_IP_http" }}:8500
         datacenter: void
         services: ['alertmanager']
 scrape_configs:
@@ -21,7 +21,7 @@ scrape_configs:
         - e-sfo3-us.node.consul:8080
   - job_name: node
     consul_sd_configs:
-      - server: 172.26.64.1:8500
+      - server: {{ env "NOMAD_HOST_IP_http" }}:8500
         datacenter: void
         services: ['node-exporter']
     relabel_configs:
@@ -55,15 +55,15 @@ scrape_configs:
         replacement: ssl-exporter.service.consul:9219
   - job_name: alertmanager
     consul_sd_configs:
-      - server: 172.26.64.1:8500
+      - server: {{ env "NOMAD_HOST_IP_http" }}:8500
         datacenter: void
         services: ['alertmanager']
     relabel_configs:
       - source_labels: ['__meta_consul_node']
         target_label: instance
   - job_name: loki
     consul_sd_configs:
-      - server: 172.26.64.1:8500
+      - server: {{ env "NOMAD_HOST_IP_http" }}:8500
         datacenter: void
         services: ['loki']
   - job_name: 'sync-x86_64-glibc'