Script to execute Optimize(Forcemerge) operation on ES indices

Author: DivyaMalini

Azure_DevOps_Server_2019/OptimizeElasticIndex.ps1

@@ -0,0 +1,35 @@
+[CmdletBinding()]
+Param(
+    [Parameter(Mandatory=$True, HelpMessage="Enter the Elasticsearch server Url. eg: http://localhost:9200/")]
+    [string]$ElasticServerUrl,
+
+    [Parameter(Mandatory=$True, HelpMessage="Enter index name. Eg: code* for all code indices or a specific index name")]
+    [string]$IndexName
+)
+
+function OptimizeIndex
+{
+    $optimizeCommand = $ElasticServerUrl + $IndexName + "/_forcemerge?only_expunge_deletes=true"
+    $response = Invoke-RestMethod $optimizeCommand -Method Post -ContentType "application/json" -Credential (Get-Credential)
+}
+
+Write-Host -ForegroundColor Red @"
+The optimize index operation you are going to execute will expunge all deleted documents of a given index.
+This operation could cause very large shards to remain on disk until all the documents present in the index are just deleted documents.
+Proceed with this operation if and only if it is absolutely required. 
+"@
+
+Write-Host "Do you want to continue - Yes or No? " -NoNewline -ForegroundColor Magenta
+$userInput = Read-Host
+
+if($userInput -like "Yes")
+{
+    Write-Host "Starting optimize index operation.." -ForegroundColor Green
+    OptimizeIndex
+    Write-Host "Initiated optimize operation.This operation executes at the background and will auto complete." -ForegroundColor Green
+   
+}
+else
+{
+    Write-Warning "Exiting! No optimize operation was performed for the given index." -ForegroundColor Cyan
+}

TFS_2018RTW/OptimizeElasticIndex.ps1

@@ -0,0 +1,35 @@
+[CmdletBinding()]
+Param(
+    [Parameter(Mandatory=$True, HelpMessage="Enter the Elasticsearch server Url. eg: http://localhost:9200/")]
+    [string]$ElasticServerUrl,
+
+    [Parameter(Mandatory=$True, HelpMessage="Enter index name. Eg: code* for all code indices or a specific index name")]
+    [string]$IndexName
+)
+
+function OptimizeIndex
+{
+    $optimizeCommand = $ElasticServerUrl + $IndexName + "/_forcemerge?only_expunge_deletes=true"
+    $response = Invoke-RestMethod $optimizeCommand -Method Post -ContentType "application/json" -Credential (Get-Credential)
+}
+
+Write-Host -ForegroundColor Red @"
+The optimize index operation you are going to execute will expunge all deleted documents of a given index.
+This operation could cause very large shards to remain on disk until all the documents present in the index are just deleted documents.
+Proceed with this operation if and only if it is absolutely required. 
+"@
+
+Write-Host "Do you want to continue - Yes or No? " -NoNewline -ForegroundColor Magenta
+$userInput = Read-Host
+
+if($userInput -like "Yes")
+{
+    Write-Host "Starting optimize index operation.." -ForegroundColor Green
+    OptimizeIndex
+    Write-Host "Initiated optimize operation.This operation executes at the background and will auto complete." -ForegroundColor Green
+   
+}
+else
+{
+    Write-Warning "Exiting! No optimize operation was performed for the given index." -ForegroundColor Cyan
+}

TFS_2018Update1/OptimizeElasticIndex.ps1

@@ -0,0 +1,35 @@
+[CmdletBinding()]
+Param(
+    [Parameter(Mandatory=$True, HelpMessage="Enter the Elasticsearch server Url. eg: http://localhost:9200/")]
+    [string]$ElasticServerUrl,
+
+    [Parameter(Mandatory=$True, HelpMessage="Enter index name. Eg: code* for all code indices or a specific index name")]
+    [string]$IndexName
+)
+
+function OptimizeIndex
+{
+    $optimizeCommand = $ElasticServerUrl + $IndexName + "/_forcemerge?only_expunge_deletes=true"
+    $response = Invoke-RestMethod $optimizeCommand -Method Post -ContentType "application/json" -Credential (Get-Credential)
+}
+
+Write-Host -ForegroundColor Red @"
+The optimize index operation you are going to execute will expunge all deleted documents of a given index.
+This operation could cause very large shards to remain on disk until all the documents present in the index are just deleted documents.
+Proceed with this operation if and only if it is absolutely required. 
+"@
+
+Write-Host "Do you want to continue - Yes or No? " -NoNewline -ForegroundColor Magenta
+$userInput = Read-Host
+
+if($userInput -like "Yes")
+{
+    Write-Host "Starting optimize index operation.." -ForegroundColor Green
+    OptimizeIndex
+    Write-Host "Initiated optimize operation.This operation executes at the background and will auto complete." -ForegroundColor Green
+   
+}
+else
+{
+    Write-Warning "Exiting! No optimize operation was performed for the given index." -ForegroundColor Cyan
+}

TFS_2018Update2/OptimizeElasticIndex.ps1

@@ -0,0 +1,35 @@
+[CmdletBinding()]
+Param(
+    [Parameter(Mandatory=$True, HelpMessage="Enter the Elasticsearch server Url. eg: http://localhost:9200/")]
+    [string]$ElasticServerUrl,
+
+    [Parameter(Mandatory=$True, HelpMessage="Enter index name. Eg: code* for all code indices or a specific index name")]
+    [string]$IndexName
+)
+
+function OptimizeIndex
+{
+    $optimizeCommand = $ElasticServerUrl + $IndexName + "/_forcemerge?only_expunge_deletes=true"
+    $response = Invoke-RestMethod $optimizeCommand -Method Post -ContentType "application/json" -Credential (Get-Credential)
+}
+
+Write-Host -ForegroundColor Red @"
+The optimize index operation you are going to execute will expunge all deleted documents of a given index.
+This operation could cause very large shards to remain on disk until all the documents present in the index are just deleted documents.
+Proceed with this operation if and only if it is absolutely required. 
+"@
+
+Write-Host "Do you want to continue - Yes or No? " -NoNewline -ForegroundColor Magenta
+$userInput = Read-Host
+
+if($userInput -like "Yes")
+{
+    Write-Host "Starting optimize index operation.." -ForegroundColor Green
+    OptimizeIndex
+    Write-Host "Initiated optimize operation.This operation executes at the background and will auto complete." -ForegroundColor Green
+   
+}
+else
+{
+    Write-Warning "Exiting! No optimize operation was performed for the given index." -ForegroundColor Cyan
+}

TFS_2018Update3/OptimizeElasticIndex.ps1

@@ -0,0 +1,35 @@
+[CmdletBinding()]
+Param(
+    [Parameter(Mandatory=$True, HelpMessage="Enter the Elasticsearch server Url. eg: http://localhost:9200/")]
+    [string]$ElasticServerUrl,
+
+    [Parameter(Mandatory=$True, HelpMessage="Enter index name. Eg: code* for all code indices or a specific index name")]
+    [string]$IndexName
+)
+
+function OptimizeIndex
+{
+    $optimizeCommand = $ElasticServerUrl + $IndexName + "/_forcemerge?only_expunge_deletes=true"
+    $response = Invoke-RestMethod $optimizeCommand -Method Post -ContentType "application/json" -Credential (Get-Credential)
+}
+
+Write-Host -ForegroundColor Red @"
+The optimize index operation you are going to execute will expunge all deleted documents of a given index.
+This operation could cause very large shards to remain on disk until all the documents present in the index are just deleted documents.
+Proceed with this operation if and only if it is absolutely required. 
+"@
+
+Write-Host "Do you want to continue - Yes or No? " -NoNewline -ForegroundColor Magenta
+$userInput = Read-Host
+
+if($userInput -like "Yes")
+{
+    Write-Host "Starting optimize index operation.." -ForegroundColor Green
+    OptimizeIndex
+    Write-Host "Initiated optimize operation.This operation executes at the background and will auto complete." -ForegroundColor Green
+   
+}
+else
+{
+    Write-Warning "Exiting! No optimize operation was performed for the given index." -ForegroundColor Cyan
+}