monkey365

0.95.8

core/modules/monkeylogger/clients/Write-Slack.ps1

# Monkey365 - the PowerShell Cloud Security Tool for Azure and Microsoft 365 (copyright 2022) by Juan Garrido
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

Function Write-Slack {
    <#
        .SYNOPSIS
 
        .DESCRIPTION
 
        .INPUTS
 
        .OUTPUTS
 
        .EXAMPLE
 
        .NOTES
            Author : Juan Garrido
            Twitter : @tr1ana
            File Name : Write-Slack
            Version : 1.0
 
        .LINK
            https://github.com/silverhack/monkey365
    #>

    [CmdletBinding()]
    Param (
        [Parameter(Mandatory=$True, ValueFromPipeline = $True, HelpMessage="Log stream")]
        [System.Management.Automation.InformationRecord]$Log,

        [Parameter(Mandatory=$True, HelpMessage="Configuration file")]
        [Object]$Configuration
    )
    Begin{
        $WebHook = $raw_body = $null;
    }
    Process{
        Try{
            #Get formatted message
            $formattedMessage = $Log | Get-FormattedMessage
            #Get WebHoot
            $WebHook = $Configuration | Select-Object -ExpandProperty webHook -ErrorAction Ignore
            #Get Body message
            $raw_body = @{
                text = $formattedMessage
                color = "#142954"
            }
            #Check if extra parameters
            switch ($Configuration.PSObject.Properties.name){
                'channel'     {$raw_body.channel = $Configuration.channel }
                'username'    {$raw_body.username = $Configuration.username}
                'iconurl'     {$raw_body.icon_url = $Configuration.iconurl}
                'icon_emoji'   {$raw_body.icon_emoji  = $Configuration.icon_emoji}
                'linknames'   {$raw_body.link_names = 1}
                'parse'       {$raw_body.parse = $Configuration.Parse}
                'UnfurlLinks' {$raw_body.unfurl_links = $Configuration.UnfurlLinks}
                'UnfurlMedia' {$raw_body.unfurl_media = $Configuration.UnfurlMedia}
            }
            $body = $raw_body | ConvertTo-Json
            #Send message to slack channel
            If($null -ne $WebHook -and $null -ne $body){
                Try {
                    $p = @{
                        Uri = $WebHook;
                        Method = 'Post';
                        Body = $body;
                        ContentType = 'application/json';
                    }
                    Invoke-WebRequest @p
                }
                Catch {
                    $p = @{
                        MessageData = $_.Exception;
                        Tags = @('SlackRequestError');
                        logLevel = 'Error';
                        callStack = (Get-PSCallStack | Select-Object -First 1);
                    }
                    Write-Error @p
                }
            }
        }
        Catch{
            $p = @{
                MessageData = $_.Exception;
                Tags = @('SlackFormatError');
                logLevel = 'Error';
                callStack = (Get-PSCallStack | Select-Object -First 1);
            }
            Write-Error @p
        }
    }
    End{
        #Nothing to do here
    }
}