add junos_chassis_inventory data-source

Fix #587

.changes/issue-587.md

@@ -0,0 +1,4 @@
+<!-- markdownlint-disable-file MD013 MD041 -->
+FEATURES:
+
+* add **junos_chassis_inventory** data-source (Fix [#587](https://github.com/jeremmfr/terraform-provider-junos/issues/587))

docs/data-sources/chassis_inventory.md

@@ -0,0 +1,59 @@
+---
+page_title: "Junos: junos_chassis_inventory"
+---
+
+# junos_chassis_inventory
+
+Get chassis inventory (like the `show chassis hardware` command).
+
+## Example Usage
+
+```hcl
+# Read chassis inventory and display serial-number
+data "junos_chassis_inventory" "demo" {}
+output "SN" {
+  value = data.junos_chassis_inventory.demo.chassis.0.serial_number
+}
+```
+
+## Attributes Reference
+
+The following attributes are exported:
+
+- **id** (String)  
+  An identifier for the data source with value `chassis_inventory`.
+- **chassis** (Block List)  
+  Chassis inventory for each routing engine.  
+  - Attributes defined by [component information schema](#component-information-schema)
+  - **re_name** (String)  
+    Name of the routing engine (only if there are multiple routing engines).
+  - **module** (Block List)  
+    For each module, component information.  
+    See [below for nested schema](#module-attributes).
+
+### module attributes
+
+- Attributes defined by [component information schema](#component-information-schema)
+- **sub_module** (Block List)  
+  For each sub-module, component information.  
+  - Attributes defined by [component information schema](#component-information-schema)
+  - **sub_sub_module** (Block List)  
+    For each sub-sub-module, component information.  
+    Attributes defined by [component information schema](#component-information-schema)
+
+### component information schema
+
+- **clei_code** (String)  
+  Common Language Equipment Identifier code of the component.
+- **description** (String)  
+  Description of the component.
+- **model_number** (String)  
+  Model number of the component.
+- **name** (String)  
+  Name of the component.
+- **part_number** (String)  
+  Part number of the component.
+- **serial_number** (String)  
+  Serial number of the component.
+- **version** (String)  
+  Version of the component.

internal/junos/netconf_rpc.go

@@ -33,6 +33,7 @@ const (
 	rpcCloseSession = "<close-session/>"
 
 	rpcGetSystemInformation                 = "<get-system-information/>"
+	RPCGetChassisInventory                  = `<get-chassis-inventory></get-chassis-inventory>`
 	RPCGetInterfaceInformationInterfaceName = "<get-interface-information><interface-name>%s</interface-name></get-interface-information>" //nolint:lll
 	RPCGetInterfacesInformationTerse        = `<get-interface-information><terse/></get-interface-information>`
 	RPCGetInterfaceInformationTerse         = `<get-interface-information>%s<terse/></get-interface-information>`
@@ -114,3 +115,27 @@ type RPCGetRouteInformationReply struct {
 		} `xml:"rt"`
 	} `xml:"route-table"`
 }
+
+type RPCGetChassisInventoryReply struct {
+	XMLName xml.Name `xml:"chassis-inventory"`
+	Chassis struct {
+		RPCGetChassisInventoryReplyComponent
+		Module []struct {
+			RPCGetChassisInventoryReplyComponent
+			SubModule []struct {
+				RPCGetChassisInventoryReplyComponent
+				SubSubModule []RPCGetChassisInventoryReplyComponent `xml:"chassis-sub-sub-module"`
+			} `xml:"chassis-sub-module"`
+		} `xml:"chassis-module"`
+	} `xml:"chassis"`
+}
+
+type RPCGetChassisInventoryReplyComponent struct {
+	Name         *string `xml:"name"`
+	Version      *string `xml:"version"`
+	PartNumber   *string `xml:"part-number"`
+	SerialNumber *string `xml:"serial-number"`
+	ModelNumber  *string `xml:"model-number"`
+	CleiCode     *string `xml:"clei-code"`
+	Description  *string `xml:"description"`
+}