From 242a1a18cbd9904b6b571559c75f73414e7029f9 Mon Sep 17 00:00:00 2001
From: John Crispin <john@phrozen.org>
Date: Fri, 27 Jan 2023 13:25:39 +0100
Subject: [PATCH] gps: add support to the data model

Signed-off-by: John Crispin <john@phrozen.org>
---
 renderer/templates/services/gps.uc | 11 ++++++++
 schema/service.gps.yml             | 18 ++++++++++++
 schema/service.yml                 |  2 ++
 schemareader.uc                    | 45 ++++++++++++++++++++++++++++++
 ucentral.schema.json               | 21 ++++++++++++++
 5 files changed, 97 insertions(+)
 create mode 100644 renderer/templates/services/gps.uc
 create mode 100644 schema/service.gps.yml

diff --git a/renderer/templates/services/gps.uc b/renderer/templates/services/gps.uc
new file mode 100644
index 0000000..6b18d00
--- /dev/null
+++ b/renderer/templates/services/gps.uc
@@ -0,0 +1,11 @@
+{%-
+	let enable = length(gps);
+	services.set_enabled("umdns", enable);
+        if (!enable)
+                return;
+%}
+
+# Configure GPS
+set gps.@gps[-1].disabled=0
+set gps.@gps[-1].adjust_time={{ b(gps.adjust_time) }}
+set gps.@gps[-1].baudrate={{ s(gps.baud_rate) }}
diff --git a/schema/service.gps.yml b/schema/service.gps.yml
new file mode 100644
index 0000000..dc695d4
--- /dev/null
+++ b/schema/service.gps.yml
@@ -0,0 +1,18 @@
+description:
+  This section can be used to configure a GPS dongle
+type: object
+properties:
+  adjust-time:
+    description:
+      Adjust the systems clock upon a successful GPS lock.
+    type: boolean
+    default: false
+  baud-rate:
+    description:
+      The baudrate used by the attached GPS dongle
+    type: integer
+    enum:
+    - 2400
+    - 4800
+    - 9600
+    - 19200
diff --git a/schema/service.yml b/schema/service.yml
index 72c2de1..5f70d60 100644
--- a/schema/service.yml
+++ b/schema/service.yml
@@ -39,3 +39,5 @@ properties:
     $ref: 'https://ucentral.io/schema/v1/service/wireguard-overlay/'
   captive:
     $ref: 'https://ucentral.io/schema/v1/service/captive/'
+  gps:
+    $ref: 'https://ucentral.io/schema/v1/service/gps/'
diff --git a/schemareader.uc b/schemareader.uc
index 688956a..9d2db49 100644
--- a/schemareader.uc
+++ b/schemareader.uc
@@ -8106,6 +8106,47 @@ function instantiateServiceCaptive(location, value, errors) {
 	return value;
 }
 
+function instantiateServiceGps(location, value, errors) {
+	if (type(value) == "object") {
+		let obj = {};
+
+		function parseAdjustTime(location, value, errors) {
+			if (type(value) != "bool")
+				push(errors, [ location, "must be of type boolean" ]);
+
+			return value;
+		}
+
+		if (exists(value, "adjust-time")) {
+			obj.adjust_time = parseAdjustTime(location + "/adjust-time", value["adjust-time"], errors);
+		}
+		else {
+			obj.adjust_time = false;
+		}
+
+		function parseBaudRate(location, value, errors) {
+			if (type(value) != "int")
+				push(errors, [ location, "must be of type integer" ]);
+
+			if (!(value in [ 2400, 4800, 9600, 19200 ]))
+				push(errors, [ location, "must be one of 2400, 4800, 9600 or 19200" ]);
+
+			return value;
+		}
+
+		if (exists(value, "baud-rate")) {
+			obj.baud_rate = parseBaudRate(location + "/baud-rate", value["baud-rate"], errors);
+		}
+
+		return obj;
+	}
+
+	if (type(value) != "object")
+		push(errors, [ location, "must be of type object" ]);
+
+	return value;
+}
+
 function instantiateService(location, value, errors) {
 	if (type(value) == "object") {
 		let obj = {};
@@ -8182,6 +8223,10 @@ function instantiateService(location, value, errors) {
 			obj.captive = instantiateServiceCaptive(location + "/captive", value["captive"], errors);
 		}
 
+		if (exists(value, "gps")) {
+			obj.gps = instantiateServiceGps(location + "/gps", value["gps"], errors);
+		}
+
 		return obj;
 	}
 
diff --git a/ucentral.schema.json b/ucentral.schema.json
index 4ed01bf..ea54cf2 100644
--- a/ucentral.schema.json
+++ b/ucentral.schema.json
@@ -2892,6 +2892,24 @@
                 }
             ]
         },
+        "service.gps": {
+            "type": "object",
+            "properties": {
+                "adjust-time": {
+                    "type": "boolean",
+                    "default": false
+                },
+                "baud-rate": {
+                    "type": "integer",
+                    "enum": [
+                        2400,
+                        4800,
+                        9600,
+                        19200
+                    ]
+                }
+            }
+        },
         "service": {
             "type": "object",
             "properties": {
@@ -2948,6 +2966,9 @@
                 },
                 "captive": {
                     "$ref": "#/$defs/service.captive"
+                },
+                "gps": {
+                    "$ref": "#/$defs/service.gps"
                 }
             }
         },