logo
Welcome Guest! To enable all features please Login or Register.

Notification

Icon
Error

Options
View
Go to last post Go to first unread
skdutta  
#1 Posted : Sunday, November 25, 2012 2:33:52 PM(UTC)
Rank: Administration
skdutta
Groups: Registered, Developer, Administrators

Posts: 257
Location: Atlanta, GA

 


# By: SK Dutta

# Source: https://gist.github.com/3508143 (with minor modifications)

# Update Dynamic DNS on dnsmadeeasy.com via HTTP GET request.

# -------------------------------------------------------------------

# Content of the INI File with gmail for notification

# EmailFrom = <sender-email-address>

# EmailTo = <receipient-email-address >

# SMTPServer = smtp.gmail.com

# SMTPPort = 587

# SMTPAuthUsername = <gmail-user-name>

# SMTPAuthPassword = <gmail-password>

# DNSusername = <dnsmadeeasy-login-id>

# DNSpassword = <dnsmadeeasy-password>

# DNSid = <dnsmadeeasy-id> 

# Note: See here on how to find the id: http://oldcp.dnsmadeeasy.com/s0306/res/ddnsc.html

# Note: If you are proxy you will have to add additional settings. See below.

# --------------------------------------------------------------------

# call as dnsmadeeasy.ps1 dnsmadeeasy.ini

Param(

[parameter(Mandatory=$true)]

[alias("c")]

$ConfigFile)

# Parse the content of an INI file, return a hash with values.

# Source: Artem Tikhomirov. http://stackoverflow.com/a/422529

Function Parse-IniFile ($file) {

$ini = @{}

switch -regex -file $file {

"^\s*([^#].+?)\s*=\s*\`"*(.*?)\`"*$" {

$name,$value = $matches[1..2]

$ini[$name] = $value.Trim()

}

}

$ini

}

# Write a message to log.

function Log-Message ($MSG) {

$script:Logger += "$(get-date -format u) $MSG`r`n"

Write-Output $MSG

}

# Write an error to log.

function Log-Error ($MSG) {

$script:Logger += "$(get-date -format u) ERROR`: $MSG`n"

Write-Error "ERROR`: $MSG"

}

# Write contents of log to file.

function Flush-Log {

$file = "ddnsupdate.log"

Write-Output $script:Logger | Out-File $file

}

# Send an email with the contents of the log buffer.

# SMTP configuration and credentials are in the configuration dictionary.

function Email-Log ($config, $message) {

$EmailFrom        = $config["EmailFrom"]

$EmailTo          = $config["EmailTo"]

$EmailSubject     = "DDNS log $(get-date -format u)"  

$SMTPServer       = $config["SMTPServer"]

$SMTPPort         = $config["SMTPPort"]

$SMTPAuthUsername = $config["SMTPAuthUsername"]

$SMTPAuthPassword = $config["SMTPAuthPassword"]

$mailmessage = New-Object System.Net.Mail.MailMessage 

$mailmessage.From = $EmailFrom

$mailmessage.To.Add($EmailTo)

$mailmessage.Subject = $EmailSubject

$mailmessage.Body = $message

$SMTPClient = New-Object Net.Mail.SmtpClient($SmtpServer, $SMTPPort) 

$SMTPClient.EnableSsl = $true 

$SMTPClient.Credentials = New-Object System.Net.NetworkCredential("$SMTPAuthUsername", "$SMTPAuthPassword") 

$SMTPClient.Send($mailmessage)

}

function Get-WebClient ($config) {

$client = New-Object System.Net.WebClient

if ($config["ProxyEnabled"]) {

$ProxyAddress  = $config["ProxyAddress"]

$ProxyPort     = $config["ProxyPort"]

$ProxyDomain   = $config["ProxyDomain"]

$ProxyUser     = $config["ProxyUser"]

$ProxyPassword = $config["ProxyPassword"]

$proxy         = New-Object System.Net.WebProxy

$proxy.Address = $ProxyAddress

if ($ProxyPort -and $ProxyPort -ne 80) {

$proxy.Address = "$ProxyAddress`:$ProxyPort"

} else {

$proxy.Address = $ProxyAddress

}

$account = New-Object System.Net.NetworkCredential($ProxyUser, $ProxyPassword, $ProxyDomain)

$proxy.Credentials = $account

$client.Proxy = $proxy

}

$client

}

try {

$Logger = ""

Log-Message "Dynamic DNS Update Client"

# Check if a config file exists.

Log-Message "Looking for a configuration file: $ConfigFile"

if (!(Test-Path -path $ConfigFile)) {

Log-Error "A valid configuration file could not be found"

exit 1

}

# Load configuration:

Log-Message "Parsing $ConfigFile"

$config = Parse-IniFile ($ConfigFile)

if ($config.Count -eq 0) {

Log-Error "The file $ConfigFile didn't have any valid settings"

exit 2

}

# Create a new web client

$client = Get-WebClient($config)

# Get current public IP address

Log-Message "Retrieving the current public IP address"

$Pattern   = '\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}'

$CurrentIp = $client.DownloadString('http://myip.dnsomatic.com/')

Log-Message "Retrieving stored IP address"

$StoredIp  = [Environment]::GetEnvironmentVariable("PUBLIC_IP","User")

if (!($CurrentIp -match $Pattern)) {

Log-Error "A valid public IP address could not be retrieved"

exit 3

}

Log-Message "Stored IP: [$StoredIp] Retrieved IP: [$CurrentIp]"

# Compare current IP address with environment variable.   

if ($StoredIp -eq $CurrentIp ) {

Log-Message "Nothing to see here."

exit 0

}

Log-Message "Updating IP address on dnsmadeeasy"

#http://www.dnsmadeeasy.com/servlet/updateip?username=$DNSusername&password=$DNSpassword&id=DNSid&ip=$CurrentIp

$DNSusername = $config["DNSusername"]

$DNSpassword    = $config["DNSpassword"]

$DNSid  = $config["DNSid"]

$UpdateUrl     = "http://www.dnsmadeeasy.com/servlet/updateip?username=$DNSusername&password=$DNSpassword&id=$DNSid&ip=$CurrentIp"

$UpdateDDNS    = $client.DownloadString($UpdateUrl)

Log-Message "$UpdateDDNS"

Log-Message "$UpdateUrl"

Log-Message "DDNS Updated at dnsmadeeasy.com"

[Environment]::SetEnvironmentVariable("PUBLIC_IP", $CurrentIp, "User")

Log-Message "Environment variable set: $CurrentIp"

Email-Log $config $Logger

Log-Message "Email sent"

}

catch [System.Exception] {

Log-Error $_.Exception.Message

exit 5

}

finally {

Flush-Log

}

# By: SK Dutta


# Source: https://gist.github.com/3508143 (with minor modifications)


# Update Dynamic DNS on dnsmadeeasy.com via HTTP GET request.


# -------------------------------------------------------------------


# Content of the INI File with gmail for notification


# EmailFrom = <sender-email-address>


# EmailTo = <receipient-email-address >


# SMTPServer = smtp.gmail.com


# SMTPPort = 587


# SMTPAuthUsername = <gmail-user-name>


# SMTPAuthPassword = <gmail-password>


# DNSusername = <dnsmadeeasy-login-id>


# DNSpassword = <dnsmadeeasy-password>


# DNSid = <dnsmadeeasy-id> 


# Note: See here on how to find the id: http://oldcp.dnsmadeeasy.com/s0306/res/ddnsc.html


# Note: If you are proxy you will have to add additional settings. See below.


# --------------------------------------------------------------------


# call as dnsmadeeasy.ps1 dnsmadeeasy.ini


Param(


[parameter(Mandatory=$true)]


[alias("c")]


$ConfigFile)


 


# Parse the content of an INI file, return a hash with values.


# Source: Artem Tikhomirov. http://stackoverflow.com/a/422529


Function Parse-IniFile ($file) {


$ini = @{}


switch -regex -file $file {


"^\s*([^#].+?)\s*=\s*\`"*(.*?)\`"*$" {


$name,$value = $matches[1..2]


$ini[$name] = $value.Trim()


}


}


$ini


}


 


# Write a message to log.


function Log-Message ($MSG) {


$script:Logger += "$(get-date -format u) $MSG`r`n"


Write-Output $MSG


}


 


# Write an error to log.


function Log-Error ($MSG) {


$script:Logger += "$(get-date -format u) ERROR`: $MSG`n"


Write-Error "ERROR`: $MSG"


}


 


# Write contents of log to file.


function Flush-Log {


$file = "ddnsupdate.log"


Write-Output $script:Logger | Out-File $file


}


 


# Send an email with the contents of the log buffer.


# SMTP configuration and credentials are in the configuration dictionary.


function Email-Log ($config, $message) {


$EmailFrom        = $config["EmailFrom"]


$EmailTo          = $config["EmailTo"]


$EmailSubject     = "DDNS log $(get-date -format u)"  


 


$SMTPServer       = $config["SMTPServer"]


$SMTPPort         = $config["SMTPPort"]


$SMTPAuthUsername = $config["SMTPAuthUsername"]


$SMTPAuthPassword = $config["SMTPAuthPassword"]


 


$mailmessage = New-Object System.Net.Mail.MailMessage 


$mailmessage.From = $EmailFrom


$mailmessage.To.Add($EmailTo)


$mailmessage.Subject = $EmailSubject


$mailmessage.Body = $message


 


$SMTPClient = New-Object Net.Mail.SmtpClient($SmtpServer, $SMTPPort) 


$SMTPClient.EnableSsl = $true 


$SMTPClient.Credentials = New-Object System.Net.NetworkCredential("$SMTPAuthUsername", "$SMTPAuthPassword") 


$SMTPClient.Send($mailmessage)


}


 


function Get-WebClient ($config) {


$client = New-Object System.Net.WebClient


if ($config["ProxyEnabled"]) {


$ProxyAddress  = $config["ProxyAddress"]


$ProxyPort     = $config["ProxyPort"]


$ProxyDomain   = $config["ProxyDomain"]


$ProxyUser     = $config["ProxyUser"]


$ProxyPassword = $config["ProxyPassword"]


$proxy         = New-Object System.Net.WebProxy


$proxy.Address = $ProxyAddress


if ($ProxyPort -and $ProxyPort -ne 80) {


$proxy.Address = "$ProxyAddress`:$ProxyPort"


} else {


$proxy.Address = $ProxyAddress


}


$account = New-Object System.Net.NetworkCredential($ProxyUser, $ProxyPassword, $ProxyDomain)


$proxy.Credentials = $account


$client.Proxy = $proxy


 


}


$client


}


 


try {


$Logger = ""


 


Log-Message "Dynamic DNS Update Client"


 


# Check if a config file exists.


Log-Message "Looking for a configuration file: $ConfigFile"


if (!(Test-Path -path $ConfigFile)) {


Log-Error "A valid configuration file could not be found"


exit 1


}


# Load configuration:


Log-Message "Parsing $ConfigFile"


$config = Parse-IniFile ($ConfigFile)


if ($config.Count -eq 0) {


Log-Error "The file $ConfigFile didn't have any valid settings"


exit 2


}


# Create a new web client


$client = Get-WebClient($config)


 


# Get current public IP address


Log-Message "Retrieving the current public IP address"


$Pattern   = '\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}'


$CurrentIp = $client.DownloadString('http://myip.dnsomatic.com/')


Log-Message "Retrieving stored IP address"


$StoredIp  = [Environment]::GetEnvironmentVariable("PUBLIC_IP","User")


if (!($CurrentIp -match $Pattern)) {


Log-Error "A valid public IP address could not be retrieved"


exit 3


}


Log-Message "Stored IP: [$StoredIp] Retrieved IP: [$CurrentIp]"


# Compare current IP address with environment variable.   


if ($StoredIp -eq $CurrentIp ) {


Log-Message "Nothing to see here."


exit 0


}


 


Log-Message "Updating IP address on dnsmadeeasy"


#http://www.dnsmadeeasy.com/servlet/updateip?username=$DNSusername&password=$DNSpassword&id=DNSid&ip=$CurrentIp


$DNSusername = $config["DNSusername"]


$DNSpassword    = $config["DNSpassword"]


$DNSid  = $config["DNSid"]


$UpdateUrl     = "http://www.dnsmadeeasy.com/servlet/updateip?username=$DNSusername&password=$DNSpassword&id=$DNSid&ip=$CurrentIp"


$UpdateDDNS    = $client.DownloadString($UpdateUrl)


Log-Message "$UpdateDDNS"


Log-Message "$UpdateUrl"


Log-Message "DDNS Updated at dnsmadeeasy.com"


[Environment]::SetEnvironmentVariable("PUBLIC_IP", $CurrentIp, "User")


Log-Message "Environment variable set: $CurrentIp"


Email-Log $config $Logger


Log-Message "Email sent"


}


catch [System.Exception] {


Log-Error $_.Exception.Message


exit 5


}


finally {


Flush-Log


}


 

SK Dutta,
Architect OfficeClip LLC,
Web-based Business Software,
Ph: +1-770-448-7375,
Web: https://www.officeclip.com

Forum Jump  
You cannot post new topics in this forum.
You cannot reply to topics in this forum.
You cannot delete your posts in this forum.
You cannot edit your posts in this forum.
You cannot create polls in this forum.
You cannot vote in polls in this forum.