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New IP Retreival Method #178

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New IP Retreival Method #178

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26309ee
Replace Invoke-RestMethod with .NET stuff
Carterpersall Oct 21, 2022
e065c9c
Speeed
Carterpersall Feb 7, 2023
778b8fb
Slight grammar tweak
Carterpersall Feb 8, 2023
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90 changes: 70 additions & 20 deletions winfetch.ps1
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Original file line number Diff line number Diff line change
Expand Up @@ -1378,24 +1378,54 @@ function info_weather {

# ===== IP =====
function info_local_ip {
try {
# Get all network adapters
foreach ($ni in [System.Net.NetworkInformation.NetworkInterface]::GetAllNetworkInterfaces()) {
# Get the IP information of each adapter
$properties = $ni.GetIPProperties()
# Check if the adapter is online, has a gateway address, and the adapter does not have a loopback address
if ($ni.OperationalStatus -eq 'Up' -and !($null -eq $properties.GatewayAddresses[0]) -and !$properties.GatewayAddresses[0].Address.ToString().Equals("0.0.0.0")) {
# Check if adapter is a WiFi or Ethernet adapter
if ($ni.NetworkInterfaceType -eq "Wireless80211" -or $ni.NetworkInterfaceType -eq "Ethernet") {
foreach ($ip in $properties.UnicastAddresses) {
if ($ip.Address.AddressFamily -eq "InterNetwork") {
if (!$local_ip) { $local_ip = $ip.Address.ToString() }
# Global variables are used so that the public ip can be used by info_public_ip
if (!$Global:local_ip) {
# Performs a DNS lookup and parses the output to get the returned IP addresses
# 2>&1 is used to redirect the console output so it isn't displayed
$ErrorActionPreference = "SilentlyContinue" # 2>&1 writes to the error stream before Powershell 7.2
$Global:public_ip, $Global:local_ip = (nslookup -type=a myip.opendns.com 2>&1 | Where-Object {($_ -split "`n") -match "(Address:\s\s([0-9]\.?)+)"}) -replace "Address: "
$ErrorActionPreference = 'Continue'
}

# If local IP retrieval failed
if (!$Global:local_ip) {
try {
# Alternative Method 1
# This method is faster than the primary method, but only returns the local IP address
# Create a network socket
$socket = [System.Net.Sockets.Socket]::new([System.Net.Sockets.AddressFamily]::InterNetwork, [System.Net.Sockets.SocketType]::Dgram, 0)
# Connect to Google's DNS server
$socket.Connect("1.1.1.1", 65530)
# Get the local IP address
$local_ip = ([IPEndpoint]$socket.LocalEndPoint).Address.IPAddressToString
} catch {
try {
# Alternative Method 2
# Uses System.Net.Dns to perform a DNS lookup
# myip.opendns.com will be directly processed by most routers and will return the local IP address
$local_ip = [System.Net.Dns]::GetHostEntry("myip.opendns.com").AddressList.IPAddressToString
} catch {
try {
# Alternative Method 3
# Get all network adapters
foreach ($ni in [System.Net.NetworkInformation.NetworkInterface]::GetAllNetworkInterfaces()) {
# Get the IP information of each adapter
$properties = $ni.GetIPProperties()
# Check if the adapter is online, has a gateway address, and the adapter does not have a loopback address
if ($ni.OperationalStatus -eq 'Up' -and !($null -eq $properties.GatewayAddresses[0]) -and !$properties.GatewayAddresses[0].Address.ToString().Equals("0.0.0.0")) {
# Check if adapter is a WiFi or Ethernet adapter
if ($ni.NetworkInterfaceType -eq "Wireless80211" -or $ni.NetworkInterfaceType -eq "Ethernet") {
foreach ($ip in $properties.UnicastAddresses) {
if ($ip.Address.AddressFamily -eq "InterNetwork") {
if (!$local_ip) { $local_ip = $ip.Address.ToString() }
}
}
}
}
}
}
} catch {}
}
}
}
} catch {
}
return @{
title = "Local IP"
Expand All @@ -1410,11 +1440,31 @@ function info_local_ip {
function info_public_ip {
return @{
title = "Public IP"
content = try {
Invoke-RestMethod ifconfig.me/ip
} catch {
"$e[91m(Network Error)"
}
content = @(
# Global variables are used so that the local ip can be used by info_local_ip if it is executed after info_public_ip
if (!$Global:public_ip) {
# Performs a DNS lookup and parses the output to get the returned IP addresses
# 2>&1 is used to redirect the console output so it isn't displayed
$ErrorActionPreference = "SilentlyContinue" # 2>&1 writes to the error stream before Powershell 7.2
$Global:public_ip, $Global:local_ip = (
nslookup -type=a myip.opendns.com 2>&1 | Where-Object {($_ -split "`n") -match "(Address:\s\s([0-9]\.?)+)"}
) -replace "Address: "
$ErrorActionPreference = 'Continue'
}

# Check if the public IP address was successfully retrieved
if ($Global:public_ip) {
$public_ip
} else {
# Alternative Method
# Gets the public IP address from ifconfig.me
try {
[System.Net.WebClient]::new().DownloadString("http://ifconfig.me/ip")
} catch {
"$e[91m(Network Error)"
}
}
)
}
}

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