### start

Source: https://docs.xenserver.com/en-us/xenserver/developer/xenserver-9/management-api/class-vm_appliance

Starts all VMs associated with the specified appliance.

```APIDOC
## RPC start

### Description
Start all VMs in the appliance.

### Signature
void start (session ref session_ref, VM_appliance ref self, bool paused)

### Parameters
- **session_ref** (session ref) - Required - Reference to a valid session
- **self** (VM_appliance ref) - Required - The VM appliance
- **paused** (bool) - Required - Instantiate all VMs belonging to this appliance in paused state if set to true.

### Minimum Role
pool-operator

### Possible Error Codes
- OPERATION_PARTIALLY_FAILED
```

--------------------------------

### Install XenServer SDK via NuGet

Source: https://docs.xenserver.com/en-us/xenserver/developer/sdk-guide/c-sharp

Commands to configure the NuGet source and install the XenServer.NET package.

```bash
nuget sources Add -Name "Offline Package" -Source "/full/path/to/package/directory"
```

```bash
nuget install XenServer.NET
```

--------------------------------

### Install server certificate

Source: https://docs.xenserver.com/en-us/xenserver/developer/xenserver-9/management-api/class-host

Installs a TLS server certificate, private key, and certificate chain on the host.

```text
void install_server_certificate (session ref session_ref, host ref host, string certificate, string private_key, string certificate_chain)
```

--------------------------------

### JSON-RPC v2.0 Response Examples

Source: https://docs.xenserver.com/en-us/xenserver/developer/xenserver-9/management-api/wire-protocol

Examples of successful and error response objects for the host.get_resident_VMs function.

```json
  {
    "jsonrpc": "2.0",
    "result": [
        "OpaqueRef:604f51e7-630f-4412-83fa-b11c6cf008ab",
        "OpaqueRef:670d08f5-cbeb-4336-8420-ccd56390a65f"
    ],
    "id": 3
  }
```

```json
  {
    "jsonrpc": "2.0",
    "error": {
        "code": 1,
        "message": "SESSION_INVALID",
        "data": [
            "OpaqueRef:c90cd28f-37ec-4dbf-88e6-f697ccb28b39"
        ]
    },
    "id": 3
  }
```

--------------------------------

### JSON-RPC v2.0 Request Example

Source: https://docs.xenserver.com/en-us/xenserver/developer/xenserver-9/management-api/wire-protocol

Example of a request body to retrieve resident VMs from a host.

```json
  {
    "jsonrpc": "2.0",
    "method": "host.get_resident_VMs",
    "params": [
      "OpaqueRef:c90cd28f-37ec-4dbf-88e6-f697ccb28b39",
      "OpaqueRef:08c34fc9-f418-4f09-8274-b9cb25cd8550"
    ],
    "id": 3
 }
```

--------------------------------

### Install XenAPI Python Package

Source: https://docs.xenserver.com/en-us/xenserver/developer/sdk-guide/python

Use this command to install the XenAPI module from PyPi within an active virtual environment.

```bash
pip install XenAPI
```

--------------------------------

### install_server_certificate

Source: https://docs.xenserver.com/en-us/xenserver/developer/xenserver-9/management-api/class-host

Installs a TLS server certificate on the host.

```APIDOC
## RPC install_server_certificate

### Description
Install the TLS server certificate.

### Parameters
- **session_ref** (session ref) - Required - Reference to a valid session
- **host** (host ref) - Required - The host
- **certificate** (string) - Required - The server certificate, in PEM form
- **private_key** (string) - Required - The unencrypted private key used to sign the certificate, in PKCS#8 form
- **certificate_chain** (string) - Required - The certificate chain, in PEM form
```

--------------------------------

### enable

Source: https://docs.xenserver.com/en-us/xenserver/developer/xenserver-9/management-api/class-host

Puts the host into a state in which new VMs can be started.

```APIDOC
## RPC: enable

### Description
Puts the host into a state in which new VMs can be started.

### Signature
void enable (session ref session_ref, host ref host)

### Parameters
- **session_ref** (session ref) - Required - Reference to a valid session
- **host** (host ref) - Required - The Host to enable

### Minimum Role
client-cert

### Return Type
void
```

--------------------------------

### Get Certificate host

Source: https://docs.xenserver.com/en-us/xenserver/developer/xenserver-9/management-api/class-certificate

Retrieves the reference to the host where the specified Certificate is installed.

```text
host ref get_host (session ref session_ref, Certificate ref self)
```

--------------------------------

### Get Server Certificate

Source: https://docs.xenserver.com/en-us/xenserver/developer/xenserver-9/management-api/class-host?lang-switch=true

Retrieves the installed server public TLS certificate in PEM form.

```text
string get_server_certificate (session ref session_ref, host ref host)
```

--------------------------------

### create

Source: https://docs.xenserver.com/en-us/xenserver/developer/xenserver-9/management-api/class-vm_appliance

Create a new VM_appliance instance, and return its handle.

```APIDOC
## RPC create

### Description
Create a new VM_appliance instance, and return its handle.

### Signature
VM_appliance ref create (session ref session_ref, VM_appliance record args)

### Parameters
- **session_ref** (session ref) - Reference to a valid session
- **args** (VM_appliance record) - All constructor arguments

### Return Type
VM_appliance ref
```

--------------------------------

### Get remaining_capacity

Source: https://docs.xenserver.com/en-us/xenserver/developer/xenserver-9/management-api/class-gpu_group?lang-switch=true

Calculates the number of VGPUs of a given type that can still be started on the PGPUs in the group.

```text
int get_remaining_capacity (session ref session_ref, GPU_group ref self, VGPU_type ref vgpu_type)
```

--------------------------------

### Retrieve XenAPI Object Properties

Source: https://docs.xenserver.com/en-us/xenserver/developer/sdk-guide/using-ps-module

Example of getting a specific property from a Physical Interface (PIF).

```PowerShell
Get-XenPIFProperty -Ref OpaqueRef:f433bf7b-2b0c-5f53-7018-7d195addb3ca `
    -XenProperty Network
```

--------------------------------

### introduce

Source: https://docs.xenserver.com/en-us/xenserver/developer/xenserver-9/management-api/class-sdn_controller

Introduce an SDN controller to the pool.

```APIDOC
## RPC introduce

### Description
Introduce an SDN controller to the pool.

### Signature
SDN_controller ref introduce (session ref session_ref, sdn_controller_protocol protocol, string address, int port)

### Parameters
- **session_ref** (session ref) - Required - Reference to a valid session
- **protocol** (sdn_controller_protocol) - Required - Protocol to connect with the controller
- **address** (string) - Required - IP address of the controller
- **port** (int) - Required - TCP port of the controller

### Return Type
- **SDN_controller ref** - The introduced SDN controller

### Minimum Role
pool-operator
```

--------------------------------

### Get PGPU remaining capacity

Source: https://docs.xenserver.com/en-us/xenserver/developer/xenserver-9/management-api/class-pgpu?lang-switch=true

Calculates the number of VGPUs of a specific type that can still be started on the PGPU.

```text
int get_remaining_capacity (session ref session_ref, PGPU ref self, VGPU_type ref vgpu_type)
```

--------------------------------

### Enable Host

Source: https://docs.xenserver.com/en-us/xenserver/developer/xenserver-9/management-api/class-host?lang-switch=true

Sets the host to a state where new VMs can be started.

```text
void enable (session ref session_ref, host ref host)
```

--------------------------------

### GET /rrd_updates

Source: https://docs.xenserver.com/en-us/xenserver/developer/sdk-guide/using-http

Retrieves RRD metric updates for VMs and optionally the host, starting from a specified epoch time.

```APIDOC
## GET /rrd_updates

### Description
Retrieves incremental RRD metric updates for all VMs resident on the host. Optionally includes host metrics.

### Method
GET

### Endpoint
/rrd_updates

### Parameters
#### Query Parameters
- **session_id** (string) - Required - The session opaque reference for authentication.
- **start** (integer) - Required - The start time in epoch seconds.
- **host** (boolean) - Optional - If true, includes host metrics in the response.
- **cf** (string) - Optional - The data consolidation mode (average, min, or max).
- **interval** (integer) - Optional - The interval between values to be reported.
```

--------------------------------

### Initialize xe CLI environment

Source: https://docs.xenserver.com/en-us/xenserver/developer/sdk-guide/using?lang-switch=true

Sets the path for the xe binary and prompts for credentials if a local configuration file is missing.

```bash

# Allow the path to the 'xe' binary to be overridden by the XE environment variable
if [ -z "${XE}" ]; then
    XE=xe
fi

if [ ! -e "${HOME}/.xe" ]; then
    read -p "Server name: " SERVER
    read -p "Username: " USERNAME
    read -p "Password: " PASSWORD
    XE="${XE} -s ${SERVER} -u ${USERNAME} -pw ${PASSWORD}"
fi
 
```

--------------------------------

### Use cbt-util to get log file information

Source: https://docs.xenserver.com/en-us/xenserver/developer/changed-block-tracking-guide/troubleshoot?lang-switch=true

Example usage of the cbt-util utility to retrieve the child log file UUID.

```bash
 cbt-util get –c –n <name of cbt log file>
```

--------------------------------

### create

Source: https://docs.xenserver.com/en-us/xenserver/developer/xenserver-9/management-api/class-vgpu

Creates a new VGPU instance.

```APIDOC
## RPC: create

### Description
Creates a new VGPU instance.

### Signature
VGPU ref create (session ref session_ref, VM ref VM, GPU_group ref GPU_group, string device, (string -> string) map other_config, VGPU_type ref type)

### Parameters
- **session_ref** (session ref) - Required - Reference to a valid session
- **VM** (VM ref) - Required
- **GPU_group** (GPU_group ref) - Required
- **device** (string) - Required
- **other_config** ((string -> string) map) - Required
- **type** (VGPU_type ref) - Required

### Minimum Role
pool-operator

### Return Type
VGPU ref (The reference of the created VGPU object)
```

--------------------------------

### Install Trusted Certificate

Source: https://docs.xenserver.com/en-us/xenserver/developer/xenserver-9/management-api/class-pool?lang-switch=true

Installs a trusted TLS certificate across the entire pool.

```text
void install_trusted_certificate (session ref session_ref, pool ref self, bool ca, string cert, certificate_purpose set purpose)
```

--------------------------------

### Initialize workload balancing

Source: https://docs.xenserver.com/en-us/xenserver/developer/xenserver-9/management-api/class-pool

Sets up WLB monitoring on the pool using the provided server credentials.

```text
void initialize_wlb (session ref session_ref, string wlb_url, string wlb_username, string wlb_password, string xenserver_username, string xenserver_password)
```

--------------------------------

### create

Source: https://docs.xenserver.com/en-us/xenserver/developer/xenserver-9/management-api/class-console?lang-switch=true

Create a new console instance, and return its handle.

```APIDOC
## RPC: create

### Description
Create a new console instance, and return its handle.

### Signature
console ref create (session ref session_ref, console record args)

### Parameters
- **session_ref** (session ref) - Required - Reference to a valid session
- **args** (console record) - Required - All constructor arguments

### Minimum Role
vm-admin
```

--------------------------------

### Install TLS Certificate

Source: https://docs.xenserver.com/en-us/xenserver/developer/xenserver-9/management-api/class-pool

Installs a TLS CA certificate pool-wide. This method is deprecated.

```text
void certificate_install (session ref session_ref, string name, string cert)
```

--------------------------------

### introduce

Source: https://docs.xenserver.com/en-us/xenserver/developer/xenserver-9/management-api/class-pvs_server

Registers a new PVS server in the system.

```APIDOC
## RPC introduce

### Description
Introduces a new PVS server to the system.

### Signature
PVS_server ref introduce (session ref session_ref, string set addresses, int first_port, int last_port, PVS_site ref site)

### Arguments
- **session_ref** (session ref) - Reference to a valid session
- **addresses** (string set) - IPv4/IPv6 addresses of the server
- **first_port** (int) - first UDP port accepted by this server
- **last_port** (int) - last UDP port accepted by this server
- **site** (PVS_site ref) - PVS site this server is a part of

### Minimum Role
pool-operator

### Return Type
- **PVS_server ref** - The new PVS server
```

--------------------------------

### HOST_STILL_BOOTING Error Signature

Source: https://docs.xenserver.com/en-us/xenserver/developer/xenserver-9/management-api/api-errors?lang-switch=true

Indicates the host toolstack is currently initializing.

```text

HOST_STILL_BOOTING()
 
```

--------------------------------

### create

Source: https://docs.xenserver.com/en-us/xenserver/developer/xenserver-9/management-api/class-network

Create a new network instance.

```APIDOC
## RPC create

### Description
Create a new network instance, and return its handle.

### Signature
network ref create (session ref session_ref, network record args)

### Parameters
- **session_ref** (session ref) - Required - Reference to a valid session
- **args** (network record) - Required - All constructor arguments

### Minimum Role
vm-admin

### Return Type
network ref (reference to the newly created object)
```

--------------------------------

### Introduce Bundle Repository

Source: https://docs.xenserver.com/en-us/xenserver/developer/xenserver-9/management-api/class-repository

Adds the configuration for a new bundle repository. Requires a valid session and returns the reference to the created repository record.

```text
Repository ref introduce_bundle (session ref session_ref, string name_label, string name_description)
```

--------------------------------

### introduce

Source: https://docs.xenserver.com/en-us/xenserver/developer/xenserver-9/management-api/class-pvs_site

Introduces a new PVS site to the system.

```APIDOC
## RPC introduce

### Description
Introduce new PVS site

### Signature
PVS_site ref introduce (session ref session_ref, string name_label, string name_description, string PVS_uuid)

### Parameters
- **session_ref** (session ref) - Required - Reference to a valid session
- **name_label** (string) - Required - name of the PVS site
- **name_description** (string) - Required - description of the PVS site
- **PVS_uuid** (string) - Required - unique identifier of the PVS site

### Return Type
- **PVS_site ref** - the new PVS site
```

--------------------------------

### create

Source: https://docs.xenserver.com/en-us/xenserver/developer/xenserver-9/management-api/class-user

Creates a new user instance and returns its handle.

```APIDOC
## RPC create

### Description
Create a new user instance, and return its handle.

### Signature
user ref create (session ref session_ref, user record args)

### Parameters
- **session_ref** (session ref) - Reference to a valid session
- **args** (user record) - All constructor arguments

### Minimum Role
pool-admin

### Return Type
user ref (reference to the newly created object)
```

--------------------------------

### get_allowed_operations

Source: https://docs.xenserver.com/en-us/xenserver/developer/xenserver-9/management-api/class-vbd

Gets allowed operations for a VBD.

```APIDOC
## RPC: get_allowed_operations

### Description
Get the allowed_operations field of the given VBD.

### Signature
vbd_operations set get_allowed_operations (session ref session_ref, VBD ref self)

### Parameters
- **session_ref** (session ref) - Required - Reference to a valid session
- **self** (VBD ref) - Required - reference to the object

### Return Type
vbd_operations set (value of the field)

### Minimum Role
read-only
```

--------------------------------

### RPC: create

Source: https://docs.xenserver.com/en-us/xenserver/developer/xenserver-9/management-api/class-user

Creates a new user instance and returns its handle.

```text
user ref create (session ref session_ref, user record args)
```

--------------------------------

### get_bootable

Source: https://docs.xenserver.com/en-us/xenserver/developer/xenserver-9/management-api/class-vbd?lang-switch=true

Gets the bootable field of a VBD.

```APIDOC
## RPC: get_bootable

### Description
Get the bootable field of the given VBD.

### Signature
bool get_bootable (session ref session_ref, VBD ref self)

### Arguments
- **session_ref** (session ref) - Reference to a valid session
- **self** (VBD ref) - reference to the object

### Minimum Role
read-only

### Return Type
bool (value of the field)
```

--------------------------------

### create

Source: https://docs.xenserver.com/en-us/xenserver/developer/xenserver-9/management-api/class-pbd?lang-switch=true

Creates a new PBD instance.

```APIDOC
## RPC create

### Description
Create a new PBD instance, and return its handle.

### Signature
PBD ref create (session ref session_ref, PBD record args)

### Parameters
- **session_ref** (session ref) - Required - Reference to a valid session
- **args** (PBD record) - Required - All constructor arguments

### Return Type
PBD ref (reference to the newly created object)

### Minimum Role
pool-operator
```

--------------------------------

### dmesg

Source: https://docs.xenserver.com/en-us/xenserver/developer/xenserver-9/management-api/class-host

Get the host xen dmesg.

```APIDOC
## RPC dmesg

### Description
Get the host xen dmesg.

### Signature
string dmesg (session ref session_ref, host ref host)

### Parameters
- **session_ref** (session ref) - Required - Reference to a valid session
- **host** (host ref) - Required - The Host to query

### Minimum Role
pool-operator
```

--------------------------------

### record_data_source

Source: https://docs.xenserver.com/en-us/xenserver/developer/xenserver-9/management-api/class-host

Start recording the specified data source.

```APIDOC
## RPC record_data_source

### Description
Start recording the specified data source.

### Parameters
- **session_ref** (session ref) - Required - Reference to a valid session
- **host** (host ref) - Required - The host
- **data_source** (string) - Required - The data source to record

### Return Type
void
```

--------------------------------

### Retrieve WLB recommendations

Source: https://docs.xenserver.com/en-us/xenserver/developer/xenserver-9/management-api/class-pool?lang-switch=true

Fetches VM migration recommendations from the workload balancing server.

```text
(VM ref -> string set) map retrieve_wlb_recommendations (session ref session_ref)
```

--------------------------------

### get_by_name_label

Source: https://docs.xenserver.com/en-us/xenserver/developer/xenserver-9/management-api/class-vm_appliance

Get all the VM_appliance instances with the given label.

```APIDOC
## RPC get_by_name_label

### Description
Get all the VM_appliance instances with the given label.

### Signature
VM_appliance ref set get_by_name_label (session ref session_ref, string label)

### Parameters
- **session_ref** (session ref) - Reference to a valid session
- **label** (string) - label of object to return

### Return Type
VM_appliance ref set
```

--------------------------------

### install_trusted_certificate

Source: https://docs.xenserver.com/en-us/xenserver/developer/xenserver-9/management-api/class-pool

Install a trusted TLS certificate, pool-wide.

```APIDOC
## RPC: install_trusted_certificate

### Description
Install a trusted TLS certificate, pool-wide.

### Signature
void install_trusted_certificate (session ref session_ref, pool ref self, bool ca, string cert, certificate_purpose set purpose)

### Parameters
- **session_ref** (session ref) - Reference to a valid session
- **self** (pool ref) - The pool
- **ca** (bool) - The trusted certificate is a root CA certificate used to verify a chain (true), or a leaf certificate used for certificate pinning (false)
- **cert** (string) - The certificate in PEM format
- **purpose** (certificate_purpose set) - The purpose of the certificate

### Minimum Role
client-cert

### Return Type
void
```

--------------------------------

### Create a VM

Source: https://docs.xenserver.com/en-us/xenserver/developer/xenserver-9/management-api/class-vm

Creates a new VM instance. This is generally not recommended for standard use; VM.clone or VM.copy are preferred.

```text
VM ref create (session ref session_ref, VM record args)
```

--------------------------------

### Introduce a Storage Repository

Source: https://docs.xenserver.com/en-us/xenserver/developer/xenserver-9/management-api/class-sr?lang-switch=true

Registers an existing Storage Repository into the managed system.

```text
SR ref introduce (session ref session_ref, string uuid, string name_label, string name_description, string type, string content_type, bool shared, (string -> string) map sm_config)
```

--------------------------------

### Create console

Source: https://docs.xenserver.com/en-us/xenserver/developer/xenserver-9/management-api/class-console?lang-switch=true

Creates a new console instance and returns its handle.

```text
console ref create (session ref session_ref, console record args)
```

--------------------------------

### get_VBDs

Source: https://docs.xenserver.com/en-us/xenserver/developer/xenserver-9/management-api/class-vdi?lang-switch=true

Get the VBDs field of the given VDI.

```APIDOC
## RPC get_VBDs

### Description
Get the VBDs field of the given VDI.

### Signature
VBD ref set get_VBDs (session ref session_ref, VDI ref self)

### Parameters
- **session_ref** (session ref) - Required - Reference to a valid session
- **self** (VDI ref) - Required - reference to the object

### Return Type
- **VBD ref set** - value of the field
```

--------------------------------

### get_uuid

Source: https://docs.xenserver.com/en-us/xenserver/developer/xenserver-9/management-api/class-vdi?lang-switch=true

Get the uuid field of the given VDI.

```APIDOC
## RPC get_uuid

### Description
Get the uuid field of the given VDI.

### Signature
string get_uuid (session ref session_ref, VDI ref self)

### Parameters
- **session_ref** (session ref) - Required - Reference to a valid session
- **self** (VDI ref) - Required - reference to the object

### Return Type
- **string** - value of the field
```

--------------------------------

### create

Source: https://docs.xenserver.com/en-us/xenserver/developer/xenserver-9/management-api/class-sr

Creates a new Storage Repository and introduces it into the managed system.

```APIDOC
## create

### Description
Create a new Storage Repository and introduce it into the managed system, creating both SR record and PBD record to attach it to current host (with specified device_config parameters).

### Signature
SR ref create (session ref session_ref, host ref host, (string -> string) map device_config, int physical_size, string name_label, string name_description, string type, string content_type, bool shared, (string -> string) map sm_config)

### Arguments
- **session_ref** (session ref) - Reference to a valid session
- **host** (host ref) - The host to create/make the SR on
- **device_config** ((string -> string) map) - The device config string that will be passed to backend SR driver
- **physical_size** (int) - The physical size of the new storage repository
- **name_label** (string) - The name of the new storage repository
- **name_description** (string) - The description of the new storage repository
- **type** (string) - The type of the SR; used to specify the SR backend driver to use
- **content_type** (string) - The type of the new SRs content, if required
- **shared** (bool) - True if the SR (is capable of) being shared by multiple hosts
- **sm_config** ((string -> string) map) - Storage backend specific configuration options

### Minimum Role
pool-operator

### Return Type
SR ref (The reference of the newly created Storage Repository)

### Possible Error Codes
SR_UNKNOWN_DRIVER
```

--------------------------------

### get_all

Source: https://docs.xenserver.com/en-us/xenserver/developer/xenserver-9/management-api/class-vm_appliance

Return a list of all the VM_appliances known to the system.

```APIDOC
## RPC get_all

### Description
Return a list of all the VM_appliances known to the system.

### Signature
VM_appliance ref set get_all (session ref session_ref)

### Parameters
- **session_ref** (session ref) - Reference to a valid session

### Return Type
VM_appliance ref set
```

--------------------------------

### get_type

Source: https://docs.xenserver.com/en-us/xenserver/developer/xenserver-9/management-api/class-vdi?lang-switch=true

Get the type field of the given VDI.

```APIDOC
## RPC get_type

### Description
Get the type field of the given VDI.

### Signature
vdi_type get_type (session ref session_ref, VDI ref self)

### Parameters
- **session_ref** (session ref) - Required - Reference to a valid session
- **self** (VDI ref) - Required - reference to the object

### Return Type
- **vdi_type** - value of the field
```

--------------------------------

### get_tags

Source: https://docs.xenserver.com/en-us/xenserver/developer/xenserver-9/management-api/class-vdi?lang-switch=true

Get the tags field of the given VDI.

```APIDOC
## RPC get_tags

### Description
Get the tags field of the given VDI.

### Signature
string set get_tags (session ref session_ref, VDI ref self)

### Parameters
- **session_ref** (session ref) - Required - Reference to a valid session
- **self** (VDI ref) - Required - reference to the object

### Return Type
- **string set** - value of the field
```

--------------------------------

### create

Source: https://docs.xenserver.com/en-us/xenserver/developer/xenserver-9/management-api/class-vmss?lang-switch=true

Creates a new VMSS instance.

```APIDOC
## RPC create

### Description
Create a new VMSS instance and return its handle.

### Signature
VMSS ref create (session ref session_ref, VMSS record args)

### Parameters
- **session_ref** (session ref) - Required - Reference to a valid session
- **args** (VMSS record) - Required - All constructor arguments

### Minimum Role
pool-operator

### Return Type
VMSS ref (reference to the newly created object)
```

--------------------------------

### get_storage_lock

Source: https://docs.xenserver.com/en-us/xenserver/developer/xenserver-9/management-api/class-vdi?lang-switch=true

Get the storage_lock field of the given VDI.

```APIDOC
## RPC get_storage_lock

### Description
Get the storage_lock field of the given VDI.

### Signature
bool get_storage_lock (session ref session_ref, VDI ref self)

### Parameters
- **session_ref** (session ref) - Required - Reference to a valid session
- **self** (VDI ref) - Required - reference to the object

### Return Type
- **bool** - value of the field
```

--------------------------------

### get_SR

Source: https://docs.xenserver.com/en-us/xenserver/developer/xenserver-9/management-api/class-vdi?lang-switch=true

Get the SR field of the given VDI.

```APIDOC
## RPC get_SR

### Description
Get the SR field of the given VDI.

### Signature
SR ref get_SR (session ref session_ref, VDI ref self)

### Parameters
- **session_ref** (session ref) - Required - Reference to a valid session
- **self** (VDI ref) - Required - reference to the object

### Return Type
- **SR ref** - value of the field
```

--------------------------------

### Create VGPU RPC

Source: https://docs.xenserver.com/en-us/xenserver/developer/xenserver-9/management-api/class-vgpu?lang-switch=true

Creates a new VGPU instance.

```text
VGPU ref create (session ref session_ref, VM ref VM, GPU_group ref GPU_group, string device, (string -> string) map other_config, VGPU_type ref type)
```

--------------------------------

### get_snapshots

Source: https://docs.xenserver.com/en-us/xenserver/developer/xenserver-9/management-api/class-vdi?lang-switch=true

Get the snapshots field of the given VDI.

```APIDOC
## RPC get_snapshots

### Description
Get the snapshots field of the given VDI.

### Signature
VDI ref set get_snapshots (session ref session_ref, VDI ref self)

### Parameters
- **session_ref** (session ref) - Required - Reference to a valid session
- **self** (VDI ref) - Required - reference to the object

### Return Type
- **VDI ref set** - value of the field
```

--------------------------------

### Execute asynchronous operations with Wait-XenTask

Source: https://docs.xenserver.com/en-us/xenserver/developer/sdk-guide/using-ps-module

Shows how to start a VM asynchronously and track the progress of the resulting task using Wait-XenTask.

```powershell
Invoke-XenVM -Name $vm_name -XenAction Start -Async -PassThru |`
    Wait-XenTask -ShowProgress
```

--------------------------------

### get_snapshot_time

Source: https://docs.xenserver.com/en-us/xenserver/developer/xenserver-9/management-api/class-vdi?lang-switch=true

Get the snapshot_time field of the given VDI.

```APIDOC
## RPC get_snapshot_time

### Description
Get the snapshot_time field of the given VDI.

### Signature
datetime get_snapshot_time (session ref session_ref, VDI ref self)

### Parameters
- **session_ref** (session ref) - Required - Reference to a valid session
- **self** (VDI ref) - Required - reference to the object

### Return Type
- **datetime** - value of the field
```

--------------------------------

### Import Raw VDI with Chunked Data in Python

Source: https://docs.xenserver.com/en-us/xenserver/developer/sdk-guide/using-http

Example of using Python to perform a chunked VDI import, including the required completion header.

```python
from io import BytesIO
import os
import requests
from struct import pack
from urllib import parse


def upload(session_ref, vdi_ref, base_url):
    request_url = parse.urljoin(base_url, 'import_raw_vdi')
    params = {'session_id': session_ref, 'vdi': vdi_ref, 'format': 'raw', 'chunked': True}

    stream_data = BytesIO()
    # Write 1MB random data at 10 MB intervals
    for i in range(0, 9):
        offset = i * 10 * 1024 * 1024
        size = 1 * 1024 * 1024
        data = os.urandom(size)

        stream_data.write(pack('<q', offset))
        stream_data.write(pack('<i', size))
        stream_data.write(data)

    # Write completion header
    stream_data.write(pack('<q', 0))
    stream_data.write(pack('<i', 0))

    upload_data = stream_data.getvalue()

    r = requests.put(request_url, params=params, data=upload_data, headers={'Content-Length': str(len(upload_data)})
    r.raise_for_status()
```

--------------------------------

### create

Source: https://docs.xenserver.com/en-us/xenserver/developer/xenserver-9/management-api/class-vbd?lang-switch=true

Creates a new VBD instance.

```APIDOC
## RPC: create

### Description
Create a new VBD instance, and return its handle.

### Signature
VBD ref create (session ref session_ref, VBD record args)

### Arguments
- **session_ref** (session ref) - Reference to a valid session
- **args** (VBD record) - All constructor arguments

### Minimum Role
vm-admin

### Return Type
VBD ref (reference to the newly created object)
```

--------------------------------

### get_snapshot_of

Source: https://docs.xenserver.com/en-us/xenserver/developer/xenserver-9/management-api/class-vdi?lang-switch=true

Get the snapshot_of field of the given VDI.

```APIDOC
## RPC get_snapshot_of

### Description
Get the snapshot_of field of the given VDI.

### Signature
VDI ref get_snapshot_of (session ref session_ref, VDI ref self)

### Parameters
- **session_ref** (session ref) - Required - Reference to a valid session
- **self** (VDI ref) - Required - reference to the object

### Return Type
- **VDI ref** - value of the field
```

--------------------------------

### get_sm_config

Source: https://docs.xenserver.com/en-us/xenserver/developer/xenserver-9/management-api/class-vdi?lang-switch=true

Get the sm_config field of the given VDI.

```APIDOC
## RPC get_sm_config

### Description
Get the sm_config field of the given VDI.

### Signature
(string -> string) map get_sm_config (session ref session_ref, VDI ref self)

### Parameters
- **session_ref** (session ref) - Required - Reference to a valid session
- **self** (VDI ref) - Required - reference to the object

### Return Type
- **(string -> string) map** - value of the field
```

--------------------------------

### Create network

Source: https://docs.xenserver.com/en-us/xenserver/developer/xenserver-9/management-api/class-network

Creates a new network instance and returns its handle.

```text
network ref create (session ref session_ref, network record args)
```

--------------------------------

### get_sharable

Source: https://docs.xenserver.com/en-us/xenserver/developer/xenserver-9/management-api/class-vdi?lang-switch=true

Get the sharable field of the given VDI.

```APIDOC
## RPC get_sharable

### Description
Get the sharable field of the given VDI.

### Signature
bool get_sharable (session ref session_ref, VDI ref self)

### Parameters
- **session_ref** (session ref) - Required - Reference to a valid session
- **self** (VDI ref) - Required - reference to the object

### Return Type
- **bool** - value of the field
```

--------------------------------

### Introduce New Repository

Source: https://docs.xenserver.com/en-us/xenserver/developer/xenserver-9/management-api/class-repository?lang-switch=true

Adds the configuration for a new remote repository.

```text
Repository ref introduce (session ref session_ref, string name_label, string name_description, string binary_url, string source_url, bool update, string gpgkey_path)
```

--------------------------------

### create

Source: https://docs.xenserver.com/en-us/xenserver/developer/xenserver-9/management-api/class-vmpp?lang-switch=true

Creates a new VMPP instance.

```APIDOC
## RPC create

### Description
Create a new VMPP instance, and return its handle.

### Signature
VMPP ref create (session ref session_ref, VMPP record args)

### Arguments
- **session_ref** (session ref) - Reference to a valid session
- **args** (VMPP record) - All constructor arguments

### Minimum Role
pool-operator

### Return Type
VMPP ref (reference to the newly created object)
```

--------------------------------

### get_VMs

Source: https://docs.xenserver.com/en-us/xenserver/developer/xenserver-9/management-api/class-vmpp?lang-switch=true

Get the VMs field of the given VMPP.

```APIDOC
## RPC get_VMs

### Description
Get the VMs field of the given VMPP.

### Signature
VM ref set get_VMs (session ref session_ref, VMPP ref self)

### Arguments
- **session_ref** (session ref) - Reference to a valid session
- **self** (VMPP ref) - reference to the object

### Return Type
- **VM ref set** - value of the field
```

--------------------------------

### SR.introduce

Source: https://docs.xenserver.com/en-us/xenserver/developer/xenserver-9/management-api/class-sr

Introduces a new Storage Repository into the managed system.

```APIDOC
## RPC: introduce

### Description
Introduce a new Storage Repository into the managed system.

### Signature
SR ref introduce (session ref session_ref, string uuid, string name_label, string name_description, string type, string content_type, bool shared, (string -> string) map sm_config)

### Parameters
- **session_ref** (session ref) - Required - Reference to a valid session
- **uuid** (string) - Required - The uuid assigned to the introduced SR
- **name_label** (string) - Required - The name of the new storage repository
- **name_description** (string) - Required - The description of the new storage repository
- **type** (string) - Required - The type of the SR; used to specify the SR backend driver to use
- **content_type** (string) - Required - The type of the new SRs content, if required (for example, ISOs)
- **shared** (bool) - Required - True if the SR (is capable of) being shared by multiple hosts
- **sm_config** ((string -> string) map) - Required - Storage backend specific configuration options

### Return Type
SR ref (The reference of the newly introduced Storage Repository)
```

--------------------------------

### get_uuid

Source: https://docs.xenserver.com/en-us/xenserver/developer/xenserver-9/management-api/class-vmpp?lang-switch=true

Get the uuid field of the given VMPP.

```APIDOC
## RPC get_uuid

### Description
Get the uuid field of the given VMPP.

### Signature
string get_uuid (session ref session_ref, VMPP ref self)

### Arguments
- **session_ref** (session ref) - Reference to a valid session
- **self** (VMPP ref) - reference to the object

### Return Type
- **string** - value of the field
```

--------------------------------

### get_VMs

Source: https://docs.xenserver.com/en-us/xenserver/developer/xenserver-9/management-api/class-vmss?lang-switch=true

Get the VMs field of the given VMSS.

```APIDOC
## RPC get_VMs

### Description
Get the VMs field of the given VMSS.

### Signature
VM ref set get_VMs (session ref session_ref, VMSS ref self)

### Parameters
- **session_ref** (session ref) - Required - Reference to a valid session
- **self** (VMSS ref) - Required - reference to the object

### Return Type
- **VM ref set** - value of the field
```

--------------------------------

### apply_recommended_guidances

Source: https://docs.xenserver.com/en-us/xenserver/developer/xenserver-9/management-api/class-host

Applies recommended guidances on the host and HVM VMs.

```APIDOC
## RPC apply_recommended_guidances

### Description
apply all recommended guidances both on the host and on all HVM VMs on the host after updates are applied on the host

### Signature
void apply_recommended_guidances (session ref session_ref, host ref self)

### Parameters
- **session_ref** (session ref) - Required - Reference to a valid session
- **self** (host ref) - Required - The host whose recommended guidances will be applied

### Minimum Role
pool-operator

### Return Type
void
```

--------------------------------

### Create a Storage Repository (Deprecated)

Source: https://docs.xenserver.com/en-us/xenserver/developer/xenserver-9/management-api/class-sr?lang-switch=true

Creates a new Storage Repository on disk. Use SR.create instead.

```text
string make (session ref session_ref, host ref host, (string -> string) map device_config, int physical_size, string name_label, string name_description, string type, string content_type, (string -> string) map sm_config)
```

--------------------------------

### get_backup_schedule

Source: https://docs.xenserver.com/en-us/xenserver/developer/xenserver-9/management-api/class-vmpp?lang-switch=true

Get the backup_schedule field of the given VMPP.

```APIDOC
## RPC get_backup_schedule

### Description
Get the backup_schedule field of the given VMPP.

### Signature
(string -> string) map get_backup_schedule (session ref session_ref, VMPP ref self)

### Arguments
- **session_ref** (session ref) - Required - Reference to a valid session
- **self** (VMPP ref) - Required - reference to the object

### Return Type
(string -> string) map
```

--------------------------------

### Create a new VM appliance

Source: https://docs.xenserver.com/en-us/xenserver/developer/xenserver-9/management-api/class-vm_appliance

Creates a new instance of a VM appliance and returns its reference handle.

```text
VM_appliance ref create (session ref session_ref, VM_appliance record args)
```

--------------------------------

### get_backup_retention_value

Source: https://docs.xenserver.com/en-us/xenserver/developer/xenserver-9/management-api/class-vmpp?lang-switch=true

Get the backup_retention_value field of the given VMPP.

```APIDOC
## RPC get_backup_retention_value

### Description
Get the backup_retention_value field of the given VMPP.

### Signature
int get_backup_retention_value (session ref session_ref, VMPP ref self)

### Arguments
- **session_ref** (session ref) - Required - Reference to a valid session
- **self** (VMPP ref) - Required - reference to the object

### Return Type
int
```

--------------------------------

### introduce

Source: https://docs.xenserver.com/en-us/xenserver/developer/xenserver-9/management-api/class-pool_update

Introduce an update VDI to the pool.

```APIDOC
## RPC: introduce

### Description
Introduce update VDI.

### Signature
pool_update ref introduce (session ref session_ref, VDI ref vdi)

### Parameters
- **session_ref** (session ref) - Required - Reference to a valid session
- **vdi** (VDI ref) - Required - The VDI which contains a software update.

### Return Type
- **pool_update ref** - The introduced pool update

### Minimum Role
pool-operator
```

--------------------------------

### get_backup_last_run_time

Source: https://docs.xenserver.com/en-us/xenserver/developer/xenserver-9/management-api/class-vmpp?lang-switch=true

Get the backup_last_run_time field of the given VMPP.

```APIDOC
## RPC get_backup_last_run_time

### Description
Get the backup_last_run_time field of the given VMPP.

### Signature
datetime get_backup_last_run_time (session ref session_ref, VMPP ref self)

### Arguments
- **session_ref** (session ref) - Required - Reference to a valid session
- **self** (VMPP ref) - Required - reference to the object

### Return Type
datetime
```

--------------------------------

### introduce_bundle

Source: https://docs.xenserver.com/en-us/xenserver/developer/xenserver-9/management-api/class-repository

Adds the configuration for a new bundle repository.

```APIDOC
## RPC introduce_bundle

### Description
Adds the configuration for a new bundle repository.

### Parameters
- **session_ref** (session ref) - Required - Reference to a valid session
- **name_label** (string) - Required - The name of the repository
- **name_description** (string) - Required - The description of the repository

### Return Type
- **Repository ref** - The ref of the created repository record.
```

--------------------------------

### get_backup_frequency

Source: https://docs.xenserver.com/en-us/xenserver/developer/xenserver-9/management-api/class-vmpp?lang-switch=true

Get the backup_frequency field of the given VMPP.

```APIDOC
## RPC get_backup_frequency

### Description
Get the backup_frequency field of the given VMPP.

### Signature
vmpp_backup_frequency get_backup_frequency (session ref session_ref, VMPP ref self)

### Arguments
- **session_ref** (session ref) - Required - Reference to a valid session
- **self** (VMPP ref) - Required - reference to the object

### Return Type
vmpp_backup_frequency
```

--------------------------------

### create

Source: https://docs.xenserver.com/en-us/xenserver/developer/xenserver-9/management-api/class-vtpm

Create a new VTPM instance and return its handle.

```APIDOC
## RPC: create

### Description
Create a new VTPM instance, and return its handle.

### Signature
`VTPM ref create (session ref session_ref, VM ref vM, bool is_unique)`

### Parameters
- **session_ref** (session ref) - Required - Reference to a valid session
- **vM** (VM ref) - Required - The VM reference the VTPM will be attached to
- **is_unique** (bool) - Required - Whether the VTPM must be unique

### Return Type
- **VTPM ref** - The reference of the newly created VTPM
```

--------------------------------

### get_archive_target_type

Source: https://docs.xenserver.com/en-us/xenserver/developer/xenserver-9/management-api/class-vmpp?lang-switch=true

Get the archive_target_type field of the given VMPP.

```APIDOC
## RPC get_archive_target_type

### Description
Get the archive_target_type field of the given VMPP.

### Signature
vmpp_archive_target_type get_archive_target_type (session ref session_ref, VMPP ref self)

### Arguments
- **session_ref** (session ref) - Required - Reference to a valid session
- **self** (VMPP ref) - Required - reference to the object

### Return Type
vmpp_archive_target_type
```

--------------------------------

### Create VBD

Source: https://docs.xenserver.com/en-us/xenserver/developer/xenserver-9/management-api/class-vbd?lang-switch=true

Creates a new VBD instance and returns its reference.

```text
VBD ref create (session ref session_ref, VBD record args)
```

--------------------------------

### get_archive_target_config

Source: https://docs.xenserver.com/en-us/xenserver/developer/xenserver-9/management-api/class-vmpp?lang-switch=true

Get the archive_target_config field of the given VMPP.

```APIDOC
## RPC get_archive_target_config

### Description
Get the archive_target_config field of the given VMPP.

### Signature
(string -> string) map get_archive_target_config (session ref session_ref, VMPP ref self)

### Arguments
- **session_ref** (session ref) - Required - Reference to a valid session
- **self** (VMPP ref) - Required - reference to the object

### Return Type
(string -> string) map
```

--------------------------------

### Configure Early Access or Normal Update Channels

Source: https://docs.xenserver.com/en-us/xenserver/developer/sdk-guide/ps-apply-updates

Use these scripts to introduce a base repository and an update channel repository, then associate it with the XenServer pool.

```PowerShell
$baseBinUrl = "https://repo.ops.xenserver.com/xs8/base"
$baseSrcUrl = "https://repo-src.ops.xenserver.com/xs8/base"

$baseRepo = Invoke-XenRepository -Name "dummy" -XenAction Introduce`
    -BinaryUrl $baseBinUrl -SourceUrl $baseSrcUrl -Update $false `
    -NameLabel "base_repo" -NameDescription "Base" -GpgkeyPath "" -PassThru

$eaBinUrl = "https://repo.ops.xenserver.com/xs8/earlyaccess"
$eaSrcUrl = "https://repo-src.ops.xenserver.com/xs8/earlyaccess"

$updateRepo = Invoke-XenRepository -Name "dummy" -XenAction Introduce`
    -BinaryUrl $eaBinUrl -SourceUrl $eaSrcUrl -Update $true `
    -NameLabel "early_access_repo" -NameDescription "Early Access" -GpgkeyPath "" -PassThru

Get-XenPool | Add-XenPool -Repository $updateRepo.opaque_ref
```

```PowerShell
$baseBinUrl = "https://repo.ops.xenserver.com/xs8/base"
$baseSrcUrl = "https://repo-src.ops.xenserver.com/xs8/base"

$baseRepo = Invoke-XenRepository -Name "dummy" -XenAction Introduce`
    -BinaryUrl $baseBinUrl -SourceUrl $baseSrcUrl -Update $false `
    -NameLabel "base_repo" -NameDescription "Base" -GpgkeyPath "" -PassThru

$normBinUrl = "https://repo.ops.xenserver.com/xs8/normal"
$normSrcUrl = "https://repo-src.ops.xenserver.com/xs8/normal"

$updateRepo = Invoke-XenRepository -Name "dummy" -XenAction Introduce`
    -BinaryUrl $normBinUrl -SourceUrl $normSrcUrl -Update $true `
    -NameLabel "normal_repo" -NameDescription "Normal" -GpgkeyPath "" -PassThru

Get-XenPool | Add-XenPool -Repository $updateRepo.opaque_ref
```

--------------------------------

### get_archive_schedule

Source: https://docs.xenserver.com/en-us/xenserver/developer/xenserver-9/management-api/class-vmpp?lang-switch=true

Get the archive_schedule field of the given VMPP.

```APIDOC
## RPC get_archive_schedule

### Description
Get the archive_schedule field of the given VMPP.

### Signature
(string -> string) map get_archive_schedule (session ref session_ref, VMPP ref self)

### Arguments
- **session_ref** (session ref) - Required - Reference to a valid session
- **self** (VMPP ref) - Required - reference to the object

### Return Type
(string -> string) map
```

--------------------------------

### create

Source: https://docs.xenserver.com/en-us/xenserver/developer/xenserver-9/management-api/class-vdi?lang-switch=true

Creates a new VDI instance.

```APIDOC
## RPC: create

### Description
Create a new VDI instance, and return its handle.

### Signature
VDI ref create (session ref session_ref, VDI record args)

### Parameters
- **session_ref** (session ref) - Required - Reference to a valid session
- **args** (VDI record) - Required - All constructor arguments

### Minimum Role
vm-admin

### Return Type
VDI ref (reference to the newly created object)
```

--------------------------------

### get_archive_last_run_time

Source: https://docs.xenserver.com/en-us/xenserver/developer/xenserver-9/management-api/class-vmpp?lang-switch=true

Get the archive_last_run_time field of the given VMPP.

```APIDOC
## RPC get_archive_last_run_time

### Description
Get the archive_last_run_time field of the given VMPP.

### Signature
datetime get_archive_last_run_time (session ref session_ref, VMPP ref self)

### Arguments
- **session_ref** (session ref) - Required - Reference to a valid session
- **self** (VMPP ref) - Required - reference to the object

### Return Type
datetime
```

--------------------------------

### introduce

Source: https://docs.xenserver.com/en-us/xenserver/developer/xenserver-9/management-api/class-repository

Adds the configuration for a new remote repository.

```APIDOC
## RPC introduce

### Description
Add the configuration for a new remote repository.

### Signature
Repository ref introduce (session ref session_ref, string name_label, string name_description, string binary_url, string source_url, bool update, string gpgkey_path)

### Parameters
- **session_ref** (session ref) - Required - Reference to a valid session
- **name_label** (string) - Required - The name of the repository
- **name_description** (string) - Required - The description of the repository
- **binary_url** (string) - Required - Base URL of binary packages in this repository
- **source_url** (string) - Required - Base URL of source packages in this repository
- **update** (bool) - Required - True if the repository is an update repository
- **gpgkey_path** (string) - Required - The GPG public key file name

### Return Type
- **Repository ref** - The ref of the created repository record.
```

--------------------------------

### get_archive_frequency

Source: https://docs.xenserver.com/en-us/xenserver/developer/xenserver-9/management-api/class-vmpp?lang-switch=true

Get the archive_frequency field of the given VMPP.

```APIDOC
## RPC get_archive_frequency

### Description
Get the archive_frequency field of the given VMPP.

### Signature
vmpp_archive_frequency get_archive_frequency (session ref session_ref, VMPP ref self)

### Arguments
- **session_ref** (session ref) - Required - Reference to a valid session
- **self** (VMPP ref) - Required - reference to the object

### Return Type
vmpp_archive_frequency
```

--------------------------------

### Initialize project dependencies

Source: https://docs.xenserver.com/en-us/xenserver/developer/sdk-guide/go

Run these commands in your terminal to update and clean up your project's module dependencies before building.

```bash
go get -u all
go mod tidy
```

--------------------------------

### get_uuid

Source: https://docs.xenserver.com/en-us/xenserver/developer/xenserver-9/management-api/class-vmss?lang-switch=true

Get the uuid field of the given VMSS.

```APIDOC
## RPC get_uuid

### Description
Get the uuid field of the given VMSS.

### Signature
string get_uuid (session ref session_ref, VMSS ref self)

### Parameters
- **session_ref** (session ref) - Required - Reference to a valid session
- **self** (VMSS ref) - Required - reference to the object

### Return Type
- **string** - value of the field
```

--------------------------------

### Get nomigrate

Source: https://docs.xenserver.com/en-us/xenserver/developer/xenserver-9/management-api/class-vm_metrics?lang-switch=true

Retrieves the nomigrate field value.

```text
bool get_nomigrate (session ref session_ref, VM_metrics ref self)
```

--------------------------------

### create

Source: https://docs.xenserver.com/en-us/xenserver/developer/xenserver-9/management-api/class-vif

Create a new VIF instance, and return its handle.

```APIDOC
## RPC create

### Description
Create a new VIF instance, and return its handle.

### Signature
VIF ref create (session ref session_ref, VIF record args)

### Parameters
- **session_ref** (session ref) - Required - Reference to a valid session
- **args** (VIF record) - Required - All constructor arguments

### Minimum Role
vm-admin
```

--------------------------------

### RPC: introduce

Source: https://docs.xenserver.com/en-us/xenserver/developer/xenserver-9/management-api/class-pvs_server?lang-switch=true

Introduces a new PVS server to the system.

```APIDOC
## RPC introduce

### Description
Introduces a new PVS server into the XenServer environment.

### Signature
PVS_server ref introduce (session ref session_ref, string set addresses, int first_port, int last_port, PVS_site ref site)

### Arguments
- **session_ref** (session ref) - Reference to a valid session
- **addresses** (string set) - IPv4/IPv6 addresses of the server
- **first_port** (int) - first UDP port accepted by this server
- **last_port** (int) - last UDP port accepted by this server
- **site** (PVS_site ref) - PVS site this server is a part of

### Minimum Role
pool-operator

### Return Type
- **PVS_server ref** - The new PVS server
```