Feature 57 (config and provisioning): modules declare config and provisions, their files rendered from templates; synced with main (issues of feature 57, 874)

modules/postgres/module.json

@@ -1,6 +1,7 @@
 {
   "module": "postgres",
   "version": "1",
+  "moved": true,
   "upgrade": {
     "policy": "record",
     "why": "a provider whose restart drops every consumer on its machine, and whose new major version changes its data's format: a person takes each build, after a backup (hq ADR 0236)"
@@ -102,6 +103,13 @@
       "type": "directory",
       "mode": "0700"
     },
+    {
+      "id": "consumers",
+      "type": "file",
+      "path": "${dir:state}/consumers.json",
+      "mode": "0600",
+      "template": "files/consumers.json"
+    },
     {
       "id": "store-data",
       "type": "directory",
@@ -159,9 +167,21 @@
           "MESH_PROVISION_POSTGRES": "postgres://postgres@127.0.0.1:${port:5432}/postgres?sslmode=disable",
           "MESH_PROVISION_PASSWORD_FILE": "${dir:state}/superuser.secret",
           "MESH_RECEIVES": "${dir:grants}/mesh.json",
-          "MESH_POSTGRES_READER_PASSWORD_FILE": "${dir:state}/reader.secret"
+          "MESH_POSTGRES_READER_PASSWORD_FILE": "${dir:state}/reader.secret",
+          "MESH_CONSUMERS_FILE": "${dir:state}/consumers.json"
         }
+      },
+      {
+        "name": "files",
+        "kind": "archive",
+        "from": "files"
       }
     ]
-  }
+  },
+  "state": [
+    "bound"
+  ],
+  "reads": [
+    "mesh-controller.assignments"
+  ]
 }