Add silent install to windows

CHANGELOG.md

@@ -17,6 +17,8 @@
 
 - [ENHANCEMENT] Updated elasticsearch_exporter to v1.2.1 (@gaantunes)
 
+- [ENHANCEMENT] Add remote write to silent Windows Installer  (@mattdurham)
+
 - [BUGFIX] Sanitize autologged Loki labels by replacing invalid characters with underscores (@mapno)
 
 # v0.19.0 (2021-09-29)

docs/getting-started/install-agent-on-windows.md

@@ -17,7 +17,7 @@ Existing configuration files will be kept when re-installing or upgrading the Gr
 
 ### Silent Installation
 
-Silent installation can be achieved via  `grafana-agent-installer.exe /S  /EnableExporter "true"`. EnableExporter enables or disables Windows Exporter, default is `false`.
+Silent installation can be achieved via  `grafana-agent-installer.exe /S /EnableExporter true /Username 12345 /Password password /Url http://example.com `. EnableExporter enables or disables Windows Exporter, default is `false`. Username, Password and Url set the global remote_write configuration, they can be omitted if not using remote_write.
 
 ## Security
 

packaging/windows/install_script.nsis

@@ -29,6 +29,9 @@ Var EnableExporterCheck
 Var EnableExporterValue
 Var EnableExporterDialog
 Var PassedInParameters
+Var Url
+Var Username
+Var Password
 
 Page license
 Page directory
@@ -56,6 +59,9 @@ Section "install"
     ThisIsSilent:
         ${GetParameters} $PassedInParameters
         ${GetOptions} $PassedInParameters "/EnableExporter" $EnableExporterValue
+        ${GetOptions} $PassedInParameters "/Url" $Url
+        ${GetOptions} $PassedInParameters "/Username" $Username
+        ${GetOptions} $PassedInParameters "/Password" $Password
         Call Install
         Return
     RunInstaller:
@@ -89,7 +95,7 @@ Function enableWindowsExporterLeave
 FunctionEnd
 
 Function Install
-    # Premptively stop Grafana Agent if it is running
+    # Preemptively stop Grafana Agent if it is running
     nsExec::ExecToLog 'sc stop "Grafana Agent"'
     Pop $0
     # Files for the install directory - to build the installer, these should be in the same directory as the install script (this file)
@@ -118,7 +124,7 @@ Function Install
     Call WriteConfig
 
 
-    # Create our batch file, since services cant run with parameters, nsexec is used to surpress console output, instead goes
+    # Create our batch file, since services cant run with parameters, nsexec is used to suppress console output, instead goes
     # to NSIS log window
     nsExec::ExecToLog 'sc create "Grafana Agent" binpath= "$INSTDIR\agent-windows-amd64.exe"'
     Pop $0
@@ -143,6 +149,13 @@ Function WriteConfig
         FileWrite $9 `  wal_directory: $APPDATA\grafana-agent-wal$\n`
         FileWrite $9 `  global:$\n`
         FileWrite $9 `    scrape_interval: 1m$\n`
+        ${If} $Url != ""
+        FileWrite $9 `    remote_write: $\n`
+        FileWrite $9 `    - url: $Url $\n`
+        FileWrite $9 `      basic_auth: $\n`
+        FileWrite $9 `        username: $Username $\n`
+        FileWrite $9 `        password: $Password $\n`
+        ${EndIf}
         FileWrite $9 `  configs:$\n`
         FileWrite $9 `    - name: integrations$\n`
         ${If} $EnableExporterValue == "true"
@@ -162,7 +175,7 @@ Function un.onInit
         Return
     WarnUser:
          #Verify the uninstaller - last chance to back out
-        MessageBox MB_OKCANCEL "Permanantly remove ${APPNAME}? This will remove the WAL and the agent config." IDOK next
+        MessageBox MB_OKCANCEL "Permanently remove ${APPNAME}? This will remove the WAL and the agent config." IDOK next
             Abort
         next:
         !insertmacro VerifyUserIsAdmin