More work on networks instead of links

db/mariadb.tf

@@ -35,6 +35,8 @@ resource "docker_container" "mariadb" {
   command = [
     "--version=${var.mariadb-version}-MariaDB",
   ]
+
+  networks = ["${docker_network.mariadb.id}"]
 }
 
 resource "docker_image" "mariadb" {

db/mongorocks.tf

@@ -19,6 +19,8 @@ resource "docker_container" "mongorocks" {
     "--rest",
     "--master",
   ]
+
+  networks = ["${docker_network.mongorocks.id}"]
 }
 
 resource "docker_image" "percona-mongodb-server" {

db/network.tf

@@ -0,0 +1,19 @@
+resource "docker_network" "mariadb" {
+  name   = "mariadb"
+  driver = "bridge"
+
+  ipam_config {
+    subnet  = "172.19.0.0/28"
+    gateway = "172.19.0.1"
+  }
+}
+
+resource "docker_network" "mongorocks" {
+  name   = "mongorocks"
+  driver = "bridge"
+
+  ipam_config {
+    subnet  = "172.20.0.0/29"
+    gateway = "172.20.0.1"
+  }
+}

db/outputs.tf

@@ -2,6 +2,6 @@ output "names-mariadb" {
   value = "${docker_container.mariadb.name}"
 }
 
-output "names-mongorocks" {
-  value = "${docker_container.mongorocks.name}"
+output "networks-mongorocks" {
+  value = "${docker_network.mongorocks.name}"
 }

docker/variables.tf

@@ -52,4 +52,4 @@ variable "ips" {
 
 variable "links-mariadb" {}
 
-variable "links-mongorocks" {}
+variable "networks-mongorocks" {}

docker/wiki.tf

@@ -43,7 +43,9 @@ resource "docker_container" "wiki" {
       "traefik.port", 9999,
       "traefik.frontend.headers.customResponseHeaders", "${var.xpoweredby}||Referrer-Policy:${var.refpolicy}||X-Frame-Options:${var.xfo_allow}",
     ))}"
-  links = ["${var.links-mongorocks}"]
+  networks = [
+    "${var.networks-mongorocks}",
+  ]
   env = [
     "WIKI_ADMIN_EMAIL=me@captnemo.in",
     "SESSION_SECRET=${var.wiki_session_secret}",

main.tf

@@ -21,7 +21,7 @@ module "docker" {
   cloudflare_email    = "bb8@captnemo.in"
   wiki_session_secret = "${var.wiki_session_secret}"
   links-mariadb       = "${module.db.names-mariadb}"
-  links-mongorocks    = "${module.db.names-mongorocks}"
+  networks-mongorocks = "${module.db.networks-mongorocks}"
   ips                 = "${var.ips}"
   domain              = "bb8.fun"
 }
@@ -95,7 +95,7 @@ module "media" {
   links-emby             = "${module.media.names-emby}"
   links-transmission     = "${module.media.names-transmission}"
   links-mariadb          = "${module.db.names-mariadb}"
-  links-mongorocks       = "${module.db.names-mongorocks}"
+  links-mongorocks       = "${module.db.networks-mongorocks}"
   traefik-labels         = "${var.traefik-common-labels}"
   airsonic-smtp-password = "${var.airsonic-smtp-password}"
   airsonic-db-password   = "${var.mysql_airsonic_password}"