From 9e3c93abcc041ab0e076c04fc77ffdf3ad554e47 Mon Sep 17 00:00:00 2001
From: Johannes Faltermeier <jfaltermeier@eclipsesource.com>
Date: Mon, 15 May 2023 15:47:07 +0200
Subject: [PATCH] Introduce concept of init actions to Theia Cloud #69

* add list of InitOperations to Session
* introduce binding of multiple InitOperationHandler
* implement GitInitOperationHandler
  * add init container with required environment variables for HTTP(S)
Git checkout
  * checks that the secret is allowed to be used by this user and by
this InitOperationHandler
---
 .../.settings/org.eclipse.jdt.ui.prefs        |   2 +-
 .../cloud/common/k8s/resource/Session.java    |   4 +-
 .../common/k8s/resource/SessionSpec.java      | 192 ++++++++++++----
 .../.settings/org.eclipse.jdt.ui.prefs        |   2 +-
 .../di/AbstractTheiaCloudOperatorModule.java  |   7 +
 .../handler/InitOperationHandler.java         |  35 +++
 .../handler/impl/AddedHandlerUtil.java        |  70 ++++++
 .../handler/impl/GitInitOperationHandler.java | 211 ++++++++++++++++++
 .../handler/impl/LazySessionHandler.java      |  51 +----
 .../.settings/org.eclipse.jdt.ui.prefs        |   2 +-
 python/git-init/README.md                     |  43 +++-
 terraform/configurations/.gitignore           |   1 +
 12 files changed, 528 insertions(+), 92 deletions(-)
 create mode 100644 java/operator/org.eclipse.theia.cloud.operator/src/main/java/org/eclipse/theia/cloud/operator/handler/InitOperationHandler.java
 create mode 100644 java/operator/org.eclipse.theia.cloud.operator/src/main/java/org/eclipse/theia/cloud/operator/handler/impl/GitInitOperationHandler.java
 create mode 100644 terraform/configurations/.gitignore

diff --git a/java/common/org.eclipse.theia.cloud.common/.settings/org.eclipse.jdt.ui.prefs b/java/common/org.eclipse.theia.cloud.common/.settings/org.eclipse.jdt.ui.prefs
index 606155f8..766a660b 100644
--- a/java/common/org.eclipse.theia.cloud.common/.settings/org.eclipse.jdt.ui.prefs
+++ b/java/common/org.eclipse.theia.cloud.common/.settings/org.eclipse.jdt.ui.prefs
@@ -3,7 +3,7 @@ editor_save_participant_org.eclipse.jdt.ui.postsavelistener.cleanup=true
 formatter_profile=org.eclipse.jdt.ui.default.sun_profile
 formatter_settings_version=21
 org.eclipse.jdt.ui.javadoc=false
-org.eclipse.jdt.ui.text.custom_code_templates=<?xml version\="1.0" encoding\="UTF-8" standalone\="no"?><templates><template autoinsert\="true" context\="gettercomment_context" deleted\="false" description\="Comment for getter method" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.gettercomment" name\="gettercomment">/**\n * @return the ${bare_field_name}\n */</template><template autoinsert\="true" context\="settercomment_context" deleted\="false" description\="Comment for setter method" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.settercomment" name\="settercomment">/**\n * @param ${param} the ${bare_field_name} to set\n */</template><template autoinsert\="true" context\="constructorcomment_context" deleted\="false" description\="Comment for created constructors" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.constructorcomment" name\="constructorcomment">/**\n * ${tags}\n */</template><template autoinsert\="true" context\="filecomment_context" deleted\="false" description\="Comment for created Java files" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.filecomment" name\="filecomment">/**\n * \n */</template><template autoinsert\="true" context\="typecomment_context" deleted\="false" description\="Comment for created types" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.typecomment" name\="typecomment">/**\n * @author ${user}\n *\n * ${tags}\n */</template><template autoinsert\="true" context\="fieldcomment_context" deleted\="false" description\="Comment for fields" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.fieldcomment" name\="fieldcomment">/**\n * \n */</template><template autoinsert\="true" context\="methodcomment_context" deleted\="false" description\="Comment for non-overriding methods" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.methodcomment" name\="methodcomment">/**\n * ${tags}\n */</template><template autoinsert\="true" context\="modulecomment_context" deleted\="false" description\="Comment for modules" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.modulecomment" name\="modulecomment">/**\n * @author ${user}\n *\n * ${tags}\n */</template><template autoinsert\="true" context\="overridecomment_context" deleted\="false" description\="Comment for overriding methods" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.overridecomment" name\="overridecomment"/><template autoinsert\="true" context\="delegatecomment_context" deleted\="false" description\="Comment for delegate methods" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.delegatecomment" name\="delegatecomment">/**\n * ${tags}\n * ${see_to_target}\n */</template><template autoinsert\="false" context\="newtype_context" deleted\="false" description\="Newly created files" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.newtype" name\="newtype">/********************************************************************************\n * Copyright (C) 2022 EclipseSource and others.\n *\n * This program and the accompanying materials are made available under the\n * terms of the Eclipse Public License v. 2.0 which is available at\n * http\://www.eclipse.org/legal/epl-2.0.\n *\n * This Source Code may also be made available under the following Secondary\n * Licenses when the conditions for such availability set forth in the Eclipse\n * Public License v. 2.0 are satisfied\: GNU General Public License, version 2\n * with the GNU Classpath Exception which is available at\n * https\://www.gnu.org/software/classpath/license.html.\n *\n * SPDX-License-Identifier\: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0\n ********************************************************************************/\n${package_declaration}\n\n${typecomment}\n${type_declaration}</template><template autoinsert\="true" context\="classbody_context" deleted\="false" description\="Code in new class type bodies" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.classbody" name\="classbody">\n</template><template autoinsert\="true" context\="interfacebody_context" deleted\="false" description\="Code in new interface type bodies" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.interfacebody" name\="interfacebody">\n</template><template autoinsert\="true" context\="enumbody_context" deleted\="false" description\="Code in new enum type bodies" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.enumbody" name\="enumbody">\n</template><template autoinsert\="true" context\="recordbody_context" deleted\="false" description\="Code in new record type bodies" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.recordbody" name\="recordbody">\n</template><template autoinsert\="true" context\="annotationbody_context" deleted\="false" description\="Code in new annotation type bodies" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.annotationbody" name\="annotationbody">\n</template><template autoinsert\="true" context\="catchblock_context" deleted\="false" description\="Code in new catch blocks" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.catchblock" name\="catchblock">// ${todo} Auto-generated catch block\n${exception_var}.printStackTrace();</template><template autoinsert\="true" context\="methodbody_context" deleted\="false" description\="Code in created method stubs" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.methodbody" name\="methodbody">// ${todo} Auto-generated method stub\n${body_statement}</template><template autoinsert\="true" context\="constructorbody_context" deleted\="false" description\="Code in created constructor stubs" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.constructorbody" name\="constructorbody">${body_statement}\n// ${todo} Auto-generated constructor stub</template><template autoinsert\="true" context\="getterbody_context" deleted\="false" description\="Code in created getters" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.getterbody" name\="getterbody">return ${field};</template><template autoinsert\="true" context\="setterbody_context" deleted\="false" description\="Code in created setters" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.setterbody" name\="setterbody">${field} \= ${param};</template></templates>
+org.eclipse.jdt.ui.text.custom_code_templates=<?xml version\="1.0" encoding\="UTF-8" standalone\="no"?><templates><template autoinsert\="true" context\="gettercomment_context" deleted\="false" description\="Comment for getter method" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.gettercomment" name\="gettercomment">/**\n * @return the ${bare_field_name}\n */</template><template autoinsert\="true" context\="settercomment_context" deleted\="false" description\="Comment for setter method" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.settercomment" name\="settercomment">/**\n * @param ${param} the ${bare_field_name} to set\n */</template><template autoinsert\="true" context\="constructorcomment_context" deleted\="false" description\="Comment for created constructors" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.constructorcomment" name\="constructorcomment">/**\n * ${tags}\n */</template><template autoinsert\="true" context\="filecomment_context" deleted\="false" description\="Comment for created Java files" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.filecomment" name\="filecomment">/**\n * \n */</template><template autoinsert\="true" context\="typecomment_context" deleted\="false" description\="Comment for created types" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.typecomment" name\="typecomment">/**\n * @author ${user}\n *\n * ${tags}\n */</template><template autoinsert\="true" context\="fieldcomment_context" deleted\="false" description\="Comment for fields" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.fieldcomment" name\="fieldcomment">/**\n * \n */</template><template autoinsert\="true" context\="methodcomment_context" deleted\="false" description\="Comment for non-overriding methods" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.methodcomment" name\="methodcomment">/**\n * ${tags}\n */</template><template autoinsert\="true" context\="modulecomment_context" deleted\="false" description\="Comment for modules" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.modulecomment" name\="modulecomment">/**\n * @author ${user}\n *\n * ${tags}\n */</template><template autoinsert\="true" context\="overridecomment_context" deleted\="false" description\="Comment for overriding methods" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.overridecomment" name\="overridecomment"/><template autoinsert\="true" context\="delegatecomment_context" deleted\="false" description\="Comment for delegate methods" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.delegatecomment" name\="delegatecomment">/**\n * ${tags}\n * ${see_to_target}\n */</template><template autoinsert\="false" context\="newtype_context" deleted\="false" description\="Newly created files" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.newtype" name\="newtype">/********************************************************************************\n * Copyright (C) 2023 EclipseSource and others.\n *\n * This program and the accompanying materials are made available under the\n * terms of the Eclipse Public License v. 2.0 which is available at\n * http\://www.eclipse.org/legal/epl-2.0.\n *\n * This Source Code may also be made available under the following Secondary\n * Licenses when the conditions for such availability set forth in the Eclipse\n * Public License v. 2.0 are satisfied\: GNU General Public License, version 2\n * with the GNU Classpath Exception which is available at\n * https\://www.gnu.org/software/classpath/license.html.\n *\n * SPDX-License-Identifier\: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0\n ********************************************************************************/\n${package_declaration}\n\n${typecomment}\n${type_declaration}</template><template autoinsert\="true" context\="classbody_context" deleted\="false" description\="Code in new class type bodies" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.classbody" name\="classbody">\n</template><template autoinsert\="true" context\="interfacebody_context" deleted\="false" description\="Code in new interface type bodies" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.interfacebody" name\="interfacebody">\n</template><template autoinsert\="true" context\="enumbody_context" deleted\="false" description\="Code in new enum type bodies" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.enumbody" name\="enumbody">\n</template><template autoinsert\="true" context\="recordbody_context" deleted\="false" description\="Code in new record type bodies" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.recordbody" name\="recordbody">\n</template><template autoinsert\="true" context\="annotationbody_context" deleted\="false" description\="Code in new annotation type bodies" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.annotationbody" name\="annotationbody">\n</template><template autoinsert\="true" context\="catchblock_context" deleted\="false" description\="Code in new catch blocks" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.catchblock" name\="catchblock">// ${todo} Auto-generated catch block\n${exception_var}.printStackTrace();</template><template autoinsert\="true" context\="methodbody_context" deleted\="false" description\="Code in created method stubs" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.methodbody" name\="methodbody">// ${todo} Auto-generated method stub\n${body_statement}</template><template autoinsert\="true" context\="constructorbody_context" deleted\="false" description\="Code in created constructor stubs" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.constructorbody" name\="constructorbody">${body_statement}\n// ${todo} Auto-generated constructor stub</template><template autoinsert\="true" context\="getterbody_context" deleted\="false" description\="Code in created getters" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.getterbody" name\="getterbody">return ${field};</template><template autoinsert\="true" context\="setterbody_context" deleted\="false" description\="Code in created setters" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.setterbody" name\="setterbody">${field} \= ${param};</template></templates>
 sp_cleanup.add_all=false
 sp_cleanup.add_default_serial_version_id=true
 sp_cleanup.add_generated_serial_version_id=false
diff --git a/java/common/org.eclipse.theia.cloud.common/src/main/java/org/eclipse/theia/cloud/common/k8s/resource/Session.java b/java/common/org.eclipse.theia.cloud.common/src/main/java/org/eclipse/theia/cloud/common/k8s/resource/Session.java
index 7537817f..2049b64b 100644
--- a/java/common/org.eclipse.theia.cloud.common/src/main/java/org/eclipse/theia/cloud/common/k8s/resource/Session.java
+++ b/java/common/org.eclipse.theia.cloud.common/src/main/java/org/eclipse/theia/cloud/common/k8s/resource/Session.java
@@ -25,14 +25,14 @@
 import io.fabric8.kubernetes.model.annotation.Singular;
 import io.fabric8.kubernetes.model.annotation.Version;
 
-@Version("v6beta")
+@Version("v7beta")
 @Group("theia.cloud")
 @Singular("session")
 @Plural("sessions")
 public class Session extends CustomResource<SessionSpec, SessionStatus> implements Namespaced {
 
     private static final long serialVersionUID = 4518092300237069237L;
-    public static final String API = "theia.cloud/v6beta";
+    public static final String API = "theia.cloud/v7beta";
     public static final String KIND = "Session";
     public static final String CRD_NAME = "sessions.theia.cloud";
 
diff --git a/java/common/org.eclipse.theia.cloud.common/src/main/java/org/eclipse/theia/cloud/common/k8s/resource/SessionSpec.java b/java/common/org.eclipse.theia.cloud.common/src/main/java/org/eclipse/theia/cloud/common/k8s/resource/SessionSpec.java
index 7e5cadf7..0ccac9f6 100644
--- a/java/common/org.eclipse.theia.cloud.common/src/main/java/org/eclipse/theia/cloud/common/k8s/resource/SessionSpec.java
+++ b/java/common/org.eclipse.theia.cloud.common/src/main/java/org/eclipse/theia/cloud/common/k8s/resource/SessionSpec.java
@@ -54,13 +54,16 @@ public class SessionSpec implements UserScopedSpec {
 
     @JsonProperty("envVars")
     private Map<String, String> envVars;
-        
+
     @JsonProperty("envVarsFromConfigMaps")
     private List<String> envVarsFromConfigMaps;
 
     @JsonProperty("envVarsFromSecrets")
     private List<String> envVarsFromSecrets;
 
+    @JsonProperty("initOperations")
+    private List<InitOperation> initOperations;
+
     public SessionSpec() {
     }
 
@@ -69,32 +72,27 @@ public SessionSpec(String name, String appDefinition, String user) {
     }
 
     public SessionSpec(String name, String appDefinition, String user, String workspace) {
-        this(name, appDefinition, user, workspace, Map.of(), List.of(), List.of());
+	this(name, appDefinition, user, workspace, Map.of(), List.of(), List.of());
     }
-    public SessionSpec(
-        String name, String appDefinition, String user, String workspace, Map<String, String> envVars
-    )  {
-        this(name, appDefinition, user, workspace, envVars, List.of(), List.of());
+
+    public SessionSpec(String name, String appDefinition, String user, String workspace, Map<String, String> envVars) {
+	this(name, appDefinition, user, workspace, envVars, List.of(), List.of());
     }
 
-    public SessionSpec(
-        String name, String appDefinition, String user, String workspace, 
-        Map<String, String> envVars, List<String> envVarsFromConfigMaps
-    ) { 
-        this(name, appDefinition, user, workspace, envVars, envVarsFromConfigMaps, List.of());
+    public SessionSpec(String name, String appDefinition, String user, String workspace, Map<String, String> envVars,
+	    List<String> envVarsFromConfigMaps) {
+	this(name, appDefinition, user, workspace, envVars, envVarsFromConfigMaps, List.of());
     }
 
-    public SessionSpec(
-        String name, String appDefinition, String user, String workspace, 
-        Map<String, String> envVars, List<String> envVarsFromConfigMaps, List<String> envVarsFromSecrets
-    ) {
-        this.name = name;
-        this.appDefinition = appDefinition;
-        this.user = user;
-        this.workspace = workspace;
-        this.envVars = envVars;
-        this.envVarsFromConfigMaps = envVarsFromConfigMaps;
-        this.envVarsFromSecrets = envVarsFromSecrets;
+    public SessionSpec(String name, String appDefinition, String user, String workspace, Map<String, String> envVars,
+	    List<String> envVarsFromConfigMaps, List<String> envVarsFromSecrets) {
+	this.name = name;
+	this.appDefinition = appDefinition;
+	this.user = user;
+	this.workspace = workspace;
+	this.envVars = envVars;
+	this.envVarsFromConfigMaps = envVarsFromConfigMaps;
+	this.envVarsFromSecrets = envVarsFromSecrets;
     }
 
     public String getName() {
@@ -163,14 +161,19 @@ public String getWorkspace() {
     }
 
     public Map<String, String> getEnvVars() {
-        return envVars;
+	return envVars;
     }
 
     public List<String> getEnvVarsFromConfigMaps() {
-        return envVarsFromConfigMaps;
+	return envVarsFromConfigMaps;
     }
+
     public List<String> getEnvVarsFromSecrets() {
-        return envVarsFromSecrets;
+	return envVarsFromSecrets;
+    }
+
+    public List<InitOperation> getinitOperations() {
+	return initOperations;
     }
 
     @JsonIgnore
@@ -183,9 +186,17 @@ public int hashCode() {
 	final int prime = 31;
 	int result = 1;
 	result = prime * result + ((appDefinition == null) ? 0 : appDefinition.hashCode());
+	result = prime * result + ((envVars == null) ? 0 : envVars.hashCode());
+	result = prime * result + ((envVarsFromConfigMaps == null) ? 0 : envVarsFromConfigMaps.hashCode());
+	result = prime * result + ((envVarsFromSecrets == null) ? 0 : envVarsFromSecrets.hashCode());
+	result = prime * result + ((error == null) ? 0 : error.hashCode());
+	result = prime * result + ((initOperations == null) ? 0 : initOperations.hashCode());
+	result = prime * result + (int) (lastActivity ^ (lastActivity >>> 32));
+	result = prime * result + ((name == null) ? 0 : name.hashCode());
+	result = prime * result + ((sessionSecret == null) ? 0 : sessionSecret.hashCode());
+	result = prime * result + ((url == null) ? 0 : url.hashCode());
 	result = prime * result + ((user == null) ? 0 : user.hashCode());
 	result = prime * result + ((workspace == null) ? 0 : workspace.hashCode());
-	result = prime * result + ((sessionSecret == null) ? 0 : sessionSecret.hashCode());
 	return result;
     }
 
@@ -203,6 +214,48 @@ public boolean equals(Object obj) {
 		return false;
 	} else if (!appDefinition.equals(other.appDefinition))
 	    return false;
+	if (envVars == null) {
+	    if (other.envVars != null)
+		return false;
+	} else if (!envVars.equals(other.envVars))
+	    return false;
+	if (envVarsFromConfigMaps == null) {
+	    if (other.envVarsFromConfigMaps != null)
+		return false;
+	} else if (!envVarsFromConfigMaps.equals(other.envVarsFromConfigMaps))
+	    return false;
+	if (envVarsFromSecrets == null) {
+	    if (other.envVarsFromSecrets != null)
+		return false;
+	} else if (!envVarsFromSecrets.equals(other.envVarsFromSecrets))
+	    return false;
+	if (error == null) {
+	    if (other.error != null)
+		return false;
+	} else if (!error.equals(other.error))
+	    return false;
+	if (initOperations == null) {
+	    if (other.initOperations != null)
+		return false;
+	} else if (!initOperations.equals(other.initOperations))
+	    return false;
+	if (lastActivity != other.lastActivity)
+	    return false;
+	if (name == null) {
+	    if (other.name != null)
+		return false;
+	} else if (!name.equals(other.name))
+	    return false;
+	if (sessionSecret == null) {
+	    if (other.sessionSecret != null)
+		return false;
+	} else if (!sessionSecret.equals(other.sessionSecret))
+	    return false;
+	if (url == null) {
+	    if (other.url != null)
+		return false;
+	} else if (!url.equals(other.url))
+	    return false;
 	if (user == null) {
 	    if (other.user != null)
 		return false;
@@ -213,37 +266,82 @@ public boolean equals(Object obj) {
 		return false;
 	} else if (!workspace.equals(other.workspace))
 	    return false;
-	if (sessionSecret == null) {
-	    if (other.sessionSecret != null)
-		return false;
-	} else if (!sessionSecret.equals(other.sessionSecret))
-	    return false;
-    if (envVars == null) {
-        if (other.envVars != null)
-        return false;
-    } else if (!envVars.equals(other.envVars))
-        return false;
-    if (envVarsFromConfigMaps == null) {
-        if (other.envVarsFromConfigMaps != null)
-        return false;
-    } else if (!envVarsFromConfigMaps.equals(other.envVarsFromConfigMaps))
-        return false;
-    if (envVarsFromSecrets == null) {
-        if (other.envVarsFromSecrets != null)
-        return false;
-    } else if (!envVarsFromSecrets.equals(other.envVarsFromSecrets))
-        return false;        
 	return true;
     }
 
     @Override
     public String toString() {
 	return "SessionSpec [name=" + name + ", appDefinition=" + appDefinition + ", user=" + user + ", url=" + url
-		+ ", error=" + error + ", workspace=" + workspace + ", lastActivity=" + lastActivity + "]";
+		+ ", error=" + error + ", workspace=" + workspace + ", lastActivity=" + lastActivity
+		+ ", sessionSecret=" + sessionSecret + ", envVars=" + envVars + ", envVarsFromConfigMaps="
+		+ envVarsFromConfigMaps + ", envVarsFromSecrets=" + envVarsFromSecrets + ", initOperations="
+		+ initOperations + "]";
     }
 
     public static boolean isEphemeral(String workspace) {
 	return workspace == null || workspace.isBlank();
     }
 
+    public static class InitOperation {
+
+	@JsonProperty("id")
+	private String id;
+
+	@JsonProperty("arguments")
+	private List<String> arguments;
+
+	public InitOperation() {
+	}
+
+	public InitOperation(String id, List<String> arguments) {
+	    this.id = id;
+	    this.arguments = arguments;
+	}
+
+	public String getId() {
+	    return id;
+	}
+
+	public List<String> getArguments() {
+	    return arguments;
+	}
+
+	@Override
+	public int hashCode() {
+	    final int prime = 31;
+	    int result = 1;
+	    result = prime * result + ((arguments == null) ? 0 : arguments.hashCode());
+	    result = prime * result + ((id == null) ? 0 : id.hashCode());
+	    return result;
+	}
+
+	@Override
+	public boolean equals(Object obj) {
+	    if (this == obj)
+		return true;
+	    if (obj == null)
+		return false;
+	    if (getClass() != obj.getClass())
+		return false;
+	    InitOperation other = (InitOperation) obj;
+	    if (arguments == null) {
+		if (other.arguments != null)
+		    return false;
+	    } else if (!arguments.equals(other.arguments))
+		return false;
+	    if (id == null) {
+		if (other.id != null)
+		    return false;
+	    } else if (!id.equals(other.id))
+		return false;
+	    return true;
+	}
+
+	@Override
+	public String toString() {
+	    return "InitOperation [id=" + id + ", arguments=" + arguments + "]";
+	}
+
+    }
+
 }
diff --git a/java/operator/org.eclipse.theia.cloud.operator/.settings/org.eclipse.jdt.ui.prefs b/java/operator/org.eclipse.theia.cloud.operator/.settings/org.eclipse.jdt.ui.prefs
index 606155f8..766a660b 100644
--- a/java/operator/org.eclipse.theia.cloud.operator/.settings/org.eclipse.jdt.ui.prefs
+++ b/java/operator/org.eclipse.theia.cloud.operator/.settings/org.eclipse.jdt.ui.prefs
@@ -3,7 +3,7 @@ editor_save_participant_org.eclipse.jdt.ui.postsavelistener.cleanup=true
 formatter_profile=org.eclipse.jdt.ui.default.sun_profile
 formatter_settings_version=21
 org.eclipse.jdt.ui.javadoc=false
-org.eclipse.jdt.ui.text.custom_code_templates=<?xml version\="1.0" encoding\="UTF-8" standalone\="no"?><templates><template autoinsert\="true" context\="gettercomment_context" deleted\="false" description\="Comment for getter method" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.gettercomment" name\="gettercomment">/**\n * @return the ${bare_field_name}\n */</template><template autoinsert\="true" context\="settercomment_context" deleted\="false" description\="Comment for setter method" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.settercomment" name\="settercomment">/**\n * @param ${param} the ${bare_field_name} to set\n */</template><template autoinsert\="true" context\="constructorcomment_context" deleted\="false" description\="Comment for created constructors" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.constructorcomment" name\="constructorcomment">/**\n * ${tags}\n */</template><template autoinsert\="true" context\="filecomment_context" deleted\="false" description\="Comment for created Java files" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.filecomment" name\="filecomment">/**\n * \n */</template><template autoinsert\="true" context\="typecomment_context" deleted\="false" description\="Comment for created types" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.typecomment" name\="typecomment">/**\n * @author ${user}\n *\n * ${tags}\n */</template><template autoinsert\="true" context\="fieldcomment_context" deleted\="false" description\="Comment for fields" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.fieldcomment" name\="fieldcomment">/**\n * \n */</template><template autoinsert\="true" context\="methodcomment_context" deleted\="false" description\="Comment for non-overriding methods" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.methodcomment" name\="methodcomment">/**\n * ${tags}\n */</template><template autoinsert\="true" context\="modulecomment_context" deleted\="false" description\="Comment for modules" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.modulecomment" name\="modulecomment">/**\n * @author ${user}\n *\n * ${tags}\n */</template><template autoinsert\="true" context\="overridecomment_context" deleted\="false" description\="Comment for overriding methods" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.overridecomment" name\="overridecomment"/><template autoinsert\="true" context\="delegatecomment_context" deleted\="false" description\="Comment for delegate methods" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.delegatecomment" name\="delegatecomment">/**\n * ${tags}\n * ${see_to_target}\n */</template><template autoinsert\="false" context\="newtype_context" deleted\="false" description\="Newly created files" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.newtype" name\="newtype">/********************************************************************************\n * Copyright (C) 2022 EclipseSource and others.\n *\n * This program and the accompanying materials are made available under the\n * terms of the Eclipse Public License v. 2.0 which is available at\n * http\://www.eclipse.org/legal/epl-2.0.\n *\n * This Source Code may also be made available under the following Secondary\n * Licenses when the conditions for such availability set forth in the Eclipse\n * Public License v. 2.0 are satisfied\: GNU General Public License, version 2\n * with the GNU Classpath Exception which is available at\n * https\://www.gnu.org/software/classpath/license.html.\n *\n * SPDX-License-Identifier\: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0\n ********************************************************************************/\n${package_declaration}\n\n${typecomment}\n${type_declaration}</template><template autoinsert\="true" context\="classbody_context" deleted\="false" description\="Code in new class type bodies" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.classbody" name\="classbody">\n</template><template autoinsert\="true" context\="interfacebody_context" deleted\="false" description\="Code in new interface type bodies" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.interfacebody" name\="interfacebody">\n</template><template autoinsert\="true" context\="enumbody_context" deleted\="false" description\="Code in new enum type bodies" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.enumbody" name\="enumbody">\n</template><template autoinsert\="true" context\="recordbody_context" deleted\="false" description\="Code in new record type bodies" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.recordbody" name\="recordbody">\n</template><template autoinsert\="true" context\="annotationbody_context" deleted\="false" description\="Code in new annotation type bodies" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.annotationbody" name\="annotationbody">\n</template><template autoinsert\="true" context\="catchblock_context" deleted\="false" description\="Code in new catch blocks" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.catchblock" name\="catchblock">// ${todo} Auto-generated catch block\n${exception_var}.printStackTrace();</template><template autoinsert\="true" context\="methodbody_context" deleted\="false" description\="Code in created method stubs" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.methodbody" name\="methodbody">// ${todo} Auto-generated method stub\n${body_statement}</template><template autoinsert\="true" context\="constructorbody_context" deleted\="false" description\="Code in created constructor stubs" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.constructorbody" name\="constructorbody">${body_statement}\n// ${todo} Auto-generated constructor stub</template><template autoinsert\="true" context\="getterbody_context" deleted\="false" description\="Code in created getters" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.getterbody" name\="getterbody">return ${field};</template><template autoinsert\="true" context\="setterbody_context" deleted\="false" description\="Code in created setters" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.setterbody" name\="setterbody">${field} \= ${param};</template></templates>
+org.eclipse.jdt.ui.text.custom_code_templates=<?xml version\="1.0" encoding\="UTF-8" standalone\="no"?><templates><template autoinsert\="true" context\="gettercomment_context" deleted\="false" description\="Comment for getter method" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.gettercomment" name\="gettercomment">/**\n * @return the ${bare_field_name}\n */</template><template autoinsert\="true" context\="settercomment_context" deleted\="false" description\="Comment for setter method" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.settercomment" name\="settercomment">/**\n * @param ${param} the ${bare_field_name} to set\n */</template><template autoinsert\="true" context\="constructorcomment_context" deleted\="false" description\="Comment for created constructors" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.constructorcomment" name\="constructorcomment">/**\n * ${tags}\n */</template><template autoinsert\="true" context\="filecomment_context" deleted\="false" description\="Comment for created Java files" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.filecomment" name\="filecomment">/**\n * \n */</template><template autoinsert\="true" context\="typecomment_context" deleted\="false" description\="Comment for created types" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.typecomment" name\="typecomment">/**\n * @author ${user}\n *\n * ${tags}\n */</template><template autoinsert\="true" context\="fieldcomment_context" deleted\="false" description\="Comment for fields" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.fieldcomment" name\="fieldcomment">/**\n * \n */</template><template autoinsert\="true" context\="methodcomment_context" deleted\="false" description\="Comment for non-overriding methods" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.methodcomment" name\="methodcomment">/**\n * ${tags}\n */</template><template autoinsert\="true" context\="modulecomment_context" deleted\="false" description\="Comment for modules" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.modulecomment" name\="modulecomment">/**\n * @author ${user}\n *\n * ${tags}\n */</template><template autoinsert\="true" context\="overridecomment_context" deleted\="false" description\="Comment for overriding methods" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.overridecomment" name\="overridecomment"/><template autoinsert\="true" context\="delegatecomment_context" deleted\="false" description\="Comment for delegate methods" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.delegatecomment" name\="delegatecomment">/**\n * ${tags}\n * ${see_to_target}\n */</template><template autoinsert\="false" context\="newtype_context" deleted\="false" description\="Newly created files" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.newtype" name\="newtype">/********************************************************************************\n * Copyright (C) 2023 EclipseSource and others.\n *\n * This program and the accompanying materials are made available under the\n * terms of the Eclipse Public License v. 2.0 which is available at\n * http\://www.eclipse.org/legal/epl-2.0.\n *\n * This Source Code may also be made available under the following Secondary\n * Licenses when the conditions for such availability set forth in the Eclipse\n * Public License v. 2.0 are satisfied\: GNU General Public License, version 2\n * with the GNU Classpath Exception which is available at\n * https\://www.gnu.org/software/classpath/license.html.\n *\n * SPDX-License-Identifier\: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0\n ********************************************************************************/\n${package_declaration}\n\n${typecomment}\n${type_declaration}</template><template autoinsert\="true" context\="classbody_context" deleted\="false" description\="Code in new class type bodies" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.classbody" name\="classbody">\n</template><template autoinsert\="true" context\="interfacebody_context" deleted\="false" description\="Code in new interface type bodies" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.interfacebody" name\="interfacebody">\n</template><template autoinsert\="true" context\="enumbody_context" deleted\="false" description\="Code in new enum type bodies" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.enumbody" name\="enumbody">\n</template><template autoinsert\="true" context\="recordbody_context" deleted\="false" description\="Code in new record type bodies" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.recordbody" name\="recordbody">\n</template><template autoinsert\="true" context\="annotationbody_context" deleted\="false" description\="Code in new annotation type bodies" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.annotationbody" name\="annotationbody">\n</template><template autoinsert\="true" context\="catchblock_context" deleted\="false" description\="Code in new catch blocks" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.catchblock" name\="catchblock">// ${todo} Auto-generated catch block\n${exception_var}.printStackTrace();</template><template autoinsert\="true" context\="methodbody_context" deleted\="false" description\="Code in created method stubs" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.methodbody" name\="methodbody">// ${todo} Auto-generated method stub\n${body_statement}</template><template autoinsert\="true" context\="constructorbody_context" deleted\="false" description\="Code in created constructor stubs" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.constructorbody" name\="constructorbody">${body_statement}\n// ${todo} Auto-generated constructor stub</template><template autoinsert\="true" context\="getterbody_context" deleted\="false" description\="Code in created getters" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.getterbody" name\="getterbody">return ${field};</template><template autoinsert\="true" context\="setterbody_context" deleted\="false" description\="Code in created setters" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.setterbody" name\="setterbody">${field} \= ${param};</template></templates>
 sp_cleanup.add_all=false
 sp_cleanup.add_default_serial_version_id=true
 sp_cleanup.add_generated_serial_version_id=false
diff --git a/java/operator/org.eclipse.theia.cloud.operator/src/main/java/org/eclipse/theia/cloud/operator/di/AbstractTheiaCloudOperatorModule.java b/java/operator/org.eclipse.theia.cloud.operator/src/main/java/org/eclipse/theia/cloud/operator/di/AbstractTheiaCloudOperatorModule.java
index 779f2988..96a06973 100644
--- a/java/operator/org.eclipse.theia.cloud.operator/src/main/java/org/eclipse/theia/cloud/operator/di/AbstractTheiaCloudOperatorModule.java
+++ b/java/operator/org.eclipse.theia.cloud.operator/src/main/java/org/eclipse/theia/cloud/operator/di/AbstractTheiaCloudOperatorModule.java
@@ -30,6 +30,7 @@
 import org.eclipse.theia.cloud.operator.handler.BandwidthLimiter;
 import org.eclipse.theia.cloud.operator.handler.DeploymentTemplateReplacements;
 import org.eclipse.theia.cloud.operator.handler.IngressPathProvider;
+import org.eclipse.theia.cloud.operator.handler.InitOperationHandler;
 import org.eclipse.theia.cloud.operator.handler.PersistentVolumeCreator;
 import org.eclipse.theia.cloud.operator.handler.PersistentVolumeTemplateReplacements;
 import org.eclipse.theia.cloud.operator.handler.SessionHandler;
@@ -39,6 +40,7 @@
 import org.eclipse.theia.cloud.operator.handler.impl.DefaultDeploymentTemplateReplacements;
 import org.eclipse.theia.cloud.operator.handler.impl.DefaultPersistentVolumeCreator;
 import org.eclipse.theia.cloud.operator.handler.impl.DefaultPersistentVolumeTemplateReplacements;
+import org.eclipse.theia.cloud.operator.handler.impl.GitInitOperationHandler;
 import org.eclipse.theia.cloud.operator.handler.impl.IngressPathProviderImpl;
 import org.eclipse.theia.cloud.operator.monitor.MonitorActivityTracker;
 import org.eclipse.theia.cloud.operator.monitor.MonitorActivityTrackerImpl;
@@ -71,6 +73,7 @@ protected void configure() {
 	bind(MonitorMessagingService.class).to(bindMonitorMessagingService()).in(Singleton.class);
 
 	configure(MultiBinding.create(TimeoutStrategy.class), this::configureTimeoutStrategies);
+	configure(MultiBinding.create(InitOperationHandler.class), this::configureInitOperationHandlers);
     }
 
     protected <T> void configure(final MultiBinding<T> binding, final Consumer<MultiBinding<T>> configurator) {
@@ -120,6 +123,10 @@ protected void configureTimeoutStrategies(final MultiBinding<TimeoutStrategy> bi
 	binding.add(TimeoutStrategy.FixedTime.class);
     }
 
+    protected void configureInitOperationHandlers(final MultiBinding<InitOperationHandler> binding) {
+	binding.add(GitInitOperationHandler.class);
+    }
+
     @Provides
     @Singleton
     protected NamespacedKubernetesClient provideKubernetesClient() {
diff --git a/java/operator/org.eclipse.theia.cloud.operator/src/main/java/org/eclipse/theia/cloud/operator/handler/InitOperationHandler.java b/java/operator/org.eclipse.theia.cloud.operator/src/main/java/org/eclipse/theia/cloud/operator/handler/InitOperationHandler.java
new file mode 100644
index 00000000..03693afd
--- /dev/null
+++ b/java/operator/org.eclipse.theia.cloud.operator/src/main/java/org/eclipse/theia/cloud/operator/handler/InitOperationHandler.java
@@ -0,0 +1,35 @@
+/********************************************************************************
+ * Copyright (C) 2023 EclipseSource and others.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v. 2.0 which is available at
+ * http://www.eclipse.org/legal/epl-2.0.
+ *
+ * This Source Code may also be made available under the following Secondary
+ * Licenses when the conditions for such availability set forth in the Eclipse
+ * Public License v. 2.0 are satisfied: GNU General Public License, version 2
+ * with the GNU Classpath Exception which is available at
+ * https://www.gnu.org/software/classpath/license.html.
+ *
+ * SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0
+ ********************************************************************************/
+package org.eclipse.theia.cloud.operator.handler;
+
+import java.util.List;
+
+import org.eclipse.theia.cloud.common.k8s.client.TheiaCloudClient;
+import org.eclipse.theia.cloud.common.k8s.resource.AppDefinition;
+import org.eclipse.theia.cloud.common.k8s.resource.Session;
+
+import io.fabric8.kubernetes.api.model.apps.Deployment;
+
+public interface InitOperationHandler {
+
+    static final String THEIA_CLOUD_INIT_LABEL = "theiaCloudInit";
+
+    String operationId();
+
+    void addInitContainer(String correlationId, TheiaCloudClient client, Deployment deployment,
+	    AppDefinition appDefinition, Session session, List<String> args);
+
+}
diff --git a/java/operator/org.eclipse.theia.cloud.operator/src/main/java/org/eclipse/theia/cloud/operator/handler/impl/AddedHandlerUtil.java b/java/operator/org.eclipse.theia.cloud.operator/src/main/java/org/eclipse/theia/cloud/operator/handler/impl/AddedHandlerUtil.java
index be274ad5..4f8338b3 100644
--- a/java/operator/org.eclipse.theia.cloud.operator/src/main/java/org/eclipse/theia/cloud/operator/handler/impl/AddedHandlerUtil.java
+++ b/java/operator/org.eclipse.theia.cloud.operator/src/main/java/org/eclipse/theia/cloud/operator/handler/impl/AddedHandlerUtil.java
@@ -26,6 +26,7 @@
 import java.security.NoSuchAlgorithmException;
 import java.security.cert.CertificateException;
 import java.security.cert.X509Certificate;
+import java.text.MessageFormat;
 import java.util.ArrayList;
 import java.util.LinkedHashMap;
 import java.util.LinkedHashSet;
@@ -47,10 +48,17 @@
 
 import org.apache.logging.log4j.LogManager;
 import org.apache.logging.log4j.Logger;
+import org.eclipse.theia.cloud.common.k8s.client.TheiaCloudClient;
 import org.eclipse.theia.cloud.common.k8s.resource.AppDefinition;
+import org.eclipse.theia.cloud.common.k8s.resource.AppDefinitionSpec;
 import org.eclipse.theia.cloud.common.k8s.resource.Session;
+import org.eclipse.theia.cloud.common.k8s.resource.SessionSpec.InitOperation;
 import org.eclipse.theia.cloud.common.k8s.resource.SessionSpecResourceList;
+import org.eclipse.theia.cloud.common.k8s.resource.Workspace;
 import org.eclipse.theia.cloud.common.util.LogMessageUtil;
+import org.eclipse.theia.cloud.common.util.WorkspaceUtil;
+import org.eclipse.theia.cloud.operator.handler.InitOperationHandler;
+import org.eclipse.theia.cloud.operator.handler.util.TheiaCloudPersistentVolumeUtil;
 
 import io.fabric8.kubernetes.api.model.ConfigMap;
 import io.fabric8.kubernetes.api.model.ConfigMapEnvSource;
@@ -58,9 +66,12 @@
 import io.fabric8.kubernetes.api.model.EnvFromSource;
 import io.fabric8.kubernetes.api.model.EnvVar;
 import io.fabric8.kubernetes.api.model.LocalObjectReference;
+import io.fabric8.kubernetes.api.model.PersistentVolumeClaimVolumeSource;
 import io.fabric8.kubernetes.api.model.Quantity;
 import io.fabric8.kubernetes.api.model.ResourceRequirements;
 import io.fabric8.kubernetes.api.model.SecretEnvSource;
+import io.fabric8.kubernetes.api.model.Volume;
+import io.fabric8.kubernetes.api.model.VolumeMount;
 import io.fabric8.kubernetes.api.model.apps.Deployment;
 import io.fabric8.kubernetes.client.NamespacedKubernetesClient;
 
@@ -70,6 +81,8 @@ public final class AddedHandlerUtil {
 
     private static final ExecutorService EXECUTOR = Executors.newCachedThreadPool();
 
+    public static final String USER_DATA = "user-data";
+
     public static final String TEMPLATE_SERVICE_YAML = "/templateService.yaml";
     public static final String TEMPLATE_SERVICE_WITHOUT_AOUTH2_PROXY_YAML = "/templateServiceWithoutOAuthProxy.yaml";
     public static final String TEMPLATE_CONFIGMAP_EMAILS_YAML = "/templateConfigmapEmails.yaml";
@@ -329,4 +342,61 @@ private static Optional<Integer> findContainerIdxInDeployment(Deployment deploym
 	return Optional.empty();
     }
 
+    public static void addInitContainers(String correlationId, TheiaCloudClient client, Deployment deployment,
+	    AppDefinition appDefinition, Session session, Set<InitOperationHandler> initOperationHandlers) {
+	List<InitOperation> initOperations = session.getSpec().getinitOperations();
+	if (initOperations == null) {
+	    return;
+	}
+	for (InitOperation initOperation : initOperations) {
+	    Optional<InitOperationHandler> handler = initOperationHandlers.stream()
+		    .filter(h -> h.operationId().equalsIgnoreCase(initOperation.getId())).findAny();
+	    if (handler.isEmpty()) {
+		LOGGER.warn(LogMessageUtil.formatLogMessage(correlationId, MessageFormat
+			.format("No Init Handler found for operation with id {0}.", initOperation.getId())));
+		continue;
+	    }
+	    handler.get().addInitContainer(correlationId, client, deployment, appDefinition, session,
+		    initOperation.getArguments());
+	    LOGGER.info(formatLogMessage(correlationId,
+		    MessageFormat.format("Added init container with id {0} to deployment.", initOperation.getId())));
+	}
+    }
+
+    public static Volume createVolume(String pvcName) {
+	Volume volume = new Volume();
+	volume.setName(USER_DATA);
+	PersistentVolumeClaimVolumeSource persistentVolumeClaim = new PersistentVolumeClaimVolumeSource();
+	volume.setPersistentVolumeClaim(persistentVolumeClaim);
+	persistentVolumeClaim.setClaimName(pvcName);
+	return volume;
+    }
+
+    public static VolumeMount createVolumeMount(AppDefinitionSpec appDefinition) {
+	VolumeMount volumeMount = new VolumeMount();
+	volumeMount.setName(AddedHandlerUtil.USER_DATA);
+	volumeMount.setMountPath(TheiaCloudPersistentVolumeUtil.getMountPath(appDefinition));
+	return volumeMount;
+    }
+
+    public static Optional<String> getStorageName(TheiaCloudClient client, Session session, String correlationId) {
+	if (session.getSpec().isEphemeral()) {
+	    return Optional.empty();
+	}
+	Optional<Workspace> workspace = client.workspaces().get(session.getSpec().getWorkspace());
+	if (!workspace.isPresent()) {
+	    LOGGER.info(formatLogMessage(correlationId, "No workspace with name " + session.getSpec().getWorkspace()
+		    + " found for session " + session.getSpec().getName(), correlationId));
+	    return Optional.empty();
+
+	}
+	String storageName = WorkspaceUtil.getStorageName(workspace.get());
+	if (!client.persistentVolumeClaims().has(storageName)) {
+	    LOGGER.info(formatLogMessage(correlationId,
+		    "No storage found for started session, will use ephemeral storage instead", correlationId));
+	    return Optional.empty();
+	}
+	return Optional.of(storageName);
+    }
+
 }
diff --git a/java/operator/org.eclipse.theia.cloud.operator/src/main/java/org/eclipse/theia/cloud/operator/handler/impl/GitInitOperationHandler.java b/java/operator/org.eclipse.theia.cloud.operator/src/main/java/org/eclipse/theia/cloud/operator/handler/impl/GitInitOperationHandler.java
new file mode 100644
index 00000000..b4f6cdea
--- /dev/null
+++ b/java/operator/org.eclipse.theia.cloud.operator/src/main/java/org/eclipse/theia/cloud/operator/handler/impl/GitInitOperationHandler.java
@@ -0,0 +1,211 @@
+/********************************************************************************
+ * Copyright (C) 2023 EclipseSource and others.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v. 2.0 which is available at
+ * http://www.eclipse.org/legal/epl-2.0.
+ *
+ * This Source Code may also be made available under the following Secondary
+ * Licenses when the conditions for such availability set forth in the Eclipse
+ * Public License v. 2.0 are satisfied: GNU General Public License, version 2
+ * with the GNU Classpath Exception which is available at
+ * https://www.gnu.org/software/classpath/license.html.
+ *
+ * SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0
+ ********************************************************************************/
+package org.eclipse.theia.cloud.operator.handler.impl;
+
+import java.text.MessageFormat;
+import java.util.Arrays;
+import java.util.List;
+import java.util.Locale;
+import java.util.Optional;
+import java.util.regex.Pattern;
+import java.util.stream.Collectors;
+
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
+import org.eclipse.theia.cloud.common.k8s.client.TheiaCloudClient;
+import org.eclipse.theia.cloud.common.k8s.resource.AppDefinition;
+import org.eclipse.theia.cloud.common.k8s.resource.Session;
+import org.eclipse.theia.cloud.common.util.LogMessageUtil;
+import org.eclipse.theia.cloud.operator.handler.InitOperationHandler;
+import org.eclipse.theia.cloud.operator.handler.util.TheiaCloudPersistentVolumeUtil;
+
+import io.fabric8.kubernetes.api.model.Container;
+import io.fabric8.kubernetes.api.model.EnvVar;
+import io.fabric8.kubernetes.api.model.EnvVarSource;
+import io.fabric8.kubernetes.api.model.Secret;
+import io.fabric8.kubernetes.api.model.SecretKeySelector;
+import io.fabric8.kubernetes.api.model.SecurityContext;
+import io.fabric8.kubernetes.api.model.VolumeMount;
+import io.fabric8.kubernetes.api.model.apps.Deployment;
+
+public class GitInitOperationHandler implements InitOperationHandler {
+
+    protected static final String PASSWORD = "password";
+    protected static final String USERNAME = "username";
+    protected static final String GIT_PROMPT1 = "GIT_PROMPT1";
+    protected static final String GIT_PROMPT2 = "GIT_PROMPT2";
+    protected static final String KUBERNETES_IO_BASIC_AUTH = "kubernetes.io/basic-auth";
+    protected static final String HTTPS = "https://";
+    protected static final String HTTP = "http://";
+    protected static final String IMAGE_ENV_KEY = "GIT_INIT_OPERATION_IMAGE";
+    protected static final String DEFAULT_IMAGE = "theiacloud/theia-cloud-git-init:latest";
+    protected static final String ID = "git";
+
+    private static final Logger LOGGER = LogManager.getLogger(GitInitOperationHandler.class);
+
+    @Override
+    public String operationId() {
+	return ID;
+    }
+
+    @Override
+    public void addInitContainer(String correlationId, TheiaCloudClient client, Deployment deployment,
+	    AppDefinition appDefinition, Session session, List<String> args) {
+
+	if (args.size() != 3) {
+	    LOGGER.warn(LogMessageUtil.formatLogMessage(correlationId, MessageFormat.format(
+		    "Git init expects three arguments (repository path, branch, secret-name). Passed arguments are: {0}",
+		    args.stream().collect(Collectors.joining(",")))));
+	    return;
+	}
+
+	Optional<String> storageName = AddedHandlerUtil.getStorageName(client, session, correlationId);
+	if (storageName.isEmpty()) {
+	    LOGGER.warn(LogMessageUtil.formatLogMessage(correlationId,
+		    "Git init is only supported for non-ephemeral workspaces"));
+	    return;
+	}
+
+	List<Container> initContainers = deployment.getSpec().getTemplate().getSpec().getInitContainers();
+
+	Container gitInitContainer = new Container();
+	initContainers.add(gitInitContainer);
+
+	gitInitContainer.setName("git-init");
+	gitInitContainer.setImage(getImage());
+	String repository = args.get(0);
+	String branch = args.get(1);
+	List<String> containerArgs = Arrays.asList(repository,
+		TheiaCloudPersistentVolumeUtil.getMountPath(appDefinition.getSpec()), branch);
+	gitInitContainer.setArgs(containerArgs);
+	LOGGER.info(LogMessageUtil.formatLogMessage(correlationId, MessageFormat.format("Git init arguments are: {0}",
+		containerArgs.stream().collect(Collectors.joining(",")))));
+
+	SecurityContext securityContext = new SecurityContext();
+	gitInitContainer.setSecurityContext(securityContext);
+
+	securityContext.setRunAsUser(Long.valueOf(appDefinition.getSpec().getUid()));
+	securityContext.setRunAsGroup(Long.valueOf(appDefinition.getSpec().getUid()));
+
+	VolumeMount volumeMount = AddedHandlerUtil.createVolumeMount(appDefinition.getSpec());
+	gitInitContainer.getVolumeMounts().add(volumeMount);
+
+	String secretName = args.get(2);
+	Secret secret = client.kubernetes().secrets().withName(secretName).get();
+	if (secret == null) {
+	    LOGGER.warn(LogMessageUtil.formatLogMessage(correlationId,
+		    MessageFormat.format("No secret with name {0} found.", secretName)));
+	    return;
+	}
+
+	String theiaCloudInit = secret.getMetadata().getLabels().get(THEIA_CLOUD_INIT_LABEL);
+	if (theiaCloudInit == null || !ID.equals(theiaCloudInit)) {
+	    LOGGER.warn(LogMessageUtil.formatLogMessage(correlationId, MessageFormat
+		    .format("Secret with name {0} is not configured to be used with Git init.", secretName)));
+	    return;
+	}
+
+	String theiaCloudUser = secret.getMetadata().getAnnotations().get("theiaCloudUser");
+	if (theiaCloudUser == null || !session.getSpec().getUser().equals(theiaCloudUser)) {
+	    LOGGER.warn(LogMessageUtil.formatLogMessage(correlationId,
+		    MessageFormat.format("Secret with name {0} is not configured to be used by user {1}.", secretName,
+			    session.getSpec().getUser())));
+	    return;
+	}
+
+	if (isHTTP(repository)) {
+	    if (!injectHTTPRepoCredentials(correlationId, secret, secretName, repository, gitInitContainer)) {
+		return;
+	    }
+	} else {
+	    /* get SSH Key and password from secret */
+	    // TODO JF
+	}
+
+    }
+
+    protected boolean injectHTTPRepoCredentials(String correlationId, Secret secret, String secretName,
+	    String repository, Container gitInitContainer) {
+	/* get username/password from secret */
+	boolean injectUsername = false;
+	boolean injectPassword = false;
+
+	if (!KUBERNETES_IO_BASIC_AUTH.equals(secret.getType())) {
+	    LOGGER.warn(LogMessageUtil.formatLogMessage(correlationId, MessageFormat
+		    .format("Secret with name {0} is not of type {1}.", secretName, KUBERNETES_IO_BASIC_AUTH)));
+	    return false;
+	}
+
+	String[] split = repository.toLowerCase().split(Pattern.quote("://"), 2);
+	if (split.length != 2) {
+	    LOGGER.error(LogMessageUtil.formatLogMessage(correlationId, MessageFormat
+		    .format("Failed to check whether repository {0} contains any user information. ", repository)));
+	    return false;
+	}
+	String repositoryWithoutProtocol = split[1];
+	if (repositoryWithoutProtocol.contains("@")) {
+	    if (repositoryWithoutProtocol.split(Pattern.quote("@"))[0].contains(":")) {
+		/* username and password part of URL */
+	    } else {
+		/* username part of url */
+		injectPassword = true;
+	    }
+	} else {
+	    injectUsername = true;
+	    injectPassword = true;
+	}
+
+	LOGGER.info(LogMessageUtil.formatLogMessage(correlationId,
+		MessageFormat.format("Inject username: {0}; Inject password: {1}", injectUsername, injectPassword)));
+
+	String nextEnv = GIT_PROMPT1;
+	if (injectUsername) {
+	    EnvVar envVar = new EnvVar();
+	    gitInitContainer.getEnv().add(envVar);
+	    envVar.setName(nextEnv);
+	    nextEnv = GIT_PROMPT2;
+
+	    EnvVarSource envVarSource = new EnvVarSource();
+	    envVar.setValueFrom(envVarSource);
+	    envVarSource.setSecretKeyRef(new SecretKeySelector(USERNAME, secretName, false));
+	}
+	if (injectPassword) {
+	    EnvVar envVar = new EnvVar();
+	    gitInitContainer.getEnv().add(envVar);
+	    envVar.setName(nextEnv);
+
+	    EnvVarSource envVarSource = new EnvVarSource();
+	    envVar.setValueFrom(envVarSource);
+	    envVarSource.setSecretKeyRef(new SecretKeySelector(PASSWORD, secretName, false));
+	}
+
+	return true;
+    }
+
+    protected static boolean isHTTP(String repository) {
+	String lowerCasedRepo = repository.toLowerCase(Locale.US);
+	return (lowerCasedRepo.startsWith(HTTP) || lowerCasedRepo.startsWith(HTTPS));
+    }
+
+    protected String getImage() {
+	String image = System.getenv(IMAGE_ENV_KEY);
+	if (image == null || image.isBlank()) {
+	    return DEFAULT_IMAGE;
+	}
+	return image;
+    }
+
+}
diff --git a/java/operator/org.eclipse.theia.cloud.operator/src/main/java/org/eclipse/theia/cloud/operator/handler/impl/LazySessionHandler.java b/java/operator/org.eclipse.theia.cloud.operator/src/main/java/org/eclipse/theia/cloud/operator/handler/impl/LazySessionHandler.java
index e4d534c2..9887fd33 100644
--- a/java/operator/org.eclipse.theia.cloud.operator/src/main/java/org/eclipse/theia/cloud/operator/handler/impl/LazySessionHandler.java
+++ b/java/operator/org.eclipse.theia.cloud.operator/src/main/java/org/eclipse/theia/cloud/operator/handler/impl/LazySessionHandler.java
@@ -25,6 +25,7 @@
 import java.util.List;
 import java.util.Map;
 import java.util.Optional;
+import java.util.Set;
 
 import org.apache.logging.log4j.LogManager;
 import org.apache.logging.log4j.Logger;
@@ -36,13 +37,12 @@
 import org.eclipse.theia.cloud.common.k8s.resource.Session;
 import org.eclipse.theia.cloud.common.k8s.resource.SessionSpec;
 import org.eclipse.theia.cloud.common.k8s.resource.SessionStatus;
-import org.eclipse.theia.cloud.common.k8s.resource.Workspace;
 import org.eclipse.theia.cloud.common.util.TheiaCloudError;
-import org.eclipse.theia.cloud.common.util.WorkspaceUtil;
 import org.eclipse.theia.cloud.operator.TheiaCloudArguments;
 import org.eclipse.theia.cloud.operator.handler.BandwidthLimiter;
 import org.eclipse.theia.cloud.operator.handler.DeploymentTemplateReplacements;
 import org.eclipse.theia.cloud.operator.handler.IngressPathProvider;
+import org.eclipse.theia.cloud.operator.handler.InitOperationHandler;
 import org.eclipse.theia.cloud.operator.handler.SessionHandler;
 import org.eclipse.theia.cloud.operator.handler.util.K8sUtil;
 import org.eclipse.theia.cloud.operator.handler.util.TheiaCloudConfigMapUtil;
@@ -56,7 +56,6 @@
 
 import io.fabric8.kubernetes.api.model.ConfigMap;
 import io.fabric8.kubernetes.api.model.Container;
-import io.fabric8.kubernetes.api.model.PersistentVolumeClaimVolumeSource;
 import io.fabric8.kubernetes.api.model.PodSpec;
 import io.fabric8.kubernetes.api.model.Service;
 import io.fabric8.kubernetes.api.model.Volume;
@@ -74,7 +73,6 @@
 public class LazySessionHandler implements SessionHandler {
 
     private static final Logger LOGGER = LogManager.getLogger(LazySessionHandler.class);
-    protected static final String USER_DATA = "user-data";
 
     @Inject
     protected IngressPathProvider ingressPathProvider;
@@ -84,7 +82,8 @@ public class LazySessionHandler implements SessionHandler {
     protected BandwidthLimiter bandwidthLimiter;
     @Inject
     protected DeploymentTemplateReplacements deploymentReplacements;
-
+    @Inject
+    protected Set<InitOperationHandler> initOperationHandlers;
     @Inject
     protected TheiaCloudClient client;
 
@@ -240,7 +239,7 @@ protected boolean doSessionAdded(Session session, String correlationId) {
 	    return true;
 	}
 
-	Optional<String> storageName = getStorageName(session, correlationId);
+	Optional<String> storageName = AddedHandlerUtil.getStorageName(client, session, correlationId);
 	createAndApplyDeployment(correlationId, sessionResourceName, sessionResourceUID, session, appDefinition,
 		storageName, arguments.isUseKeycloak());
 
@@ -334,26 +333,6 @@ protected Optional<Ingress> getIngress(AppDefinition appDefinition, String corre
 	return ingress;
     }
 
-    protected Optional<String> getStorageName(Session session, String correlationId) {
-	if (session.getSpec().isEphemeral()) {
-	    return Optional.empty();
-	}
-	Optional<Workspace> workspace = client.workspaces().get(session.getSpec().getWorkspace());
-	if (!workspace.isPresent()) {
-	    LOGGER.info(formatLogMessage(correlationId, "No workspace with name " + session.getSpec().getWorkspace()
-		    + " found for session " + session.getSpec().getName(), correlationId));
-	    return Optional.empty();
-
-	}
-	String storageName = WorkspaceUtil.getStorageName(workspace.get());
-	if (!client.persistentVolumeClaims().has(storageName)) {
-	    LOGGER.info(formatLogMessage(correlationId,
-		    "No storage found for started session, will use ephemeral storage instead", correlationId));
-	    return Optional.empty();
-	}
-	return Optional.of(storageName);
-    }
-
     protected Optional<Service> createAndApplyService(String correlationId, String sessionResourceName,
 	    String sessionResourceUID, Session session, AppDefinitionSpec appDefinitionSpec, boolean useOAuth2Proxy) {
 	Map<String, String> replacements = TheiaCloudServiceUtil.getServiceReplacements(client.namespace(), session,
@@ -440,25 +419,19 @@ protected void createAndApplyDeployment(String correlationId, String sessionReso
 			    && !appDefinition.getSpec().getPullSecret().isEmpty()) {
 			AddedHandlerUtil.addImagePullSecret(deployment, appDefinition.getSpec().getPullSecret());
 		    }
+
+		    AddedHandlerUtil.addInitContainers(correlationId, client, deployment, appDefinition, session,
+			    initOperationHandlers);
 		});
     }
 
     protected void addVolumeClaim(Deployment deployment, String pvcName, AppDefinitionSpec appDefinition) {
 	PodSpec podSpec = deployment.getSpec().getTemplate().getSpec();
-
-	Volume volume = new Volume();
+	Volume volume = AddedHandlerUtil.createVolume(pvcName);
 	podSpec.getVolumes().add(volume);
-	volume.setName(USER_DATA);
-	PersistentVolumeClaimVolumeSource persistentVolumeClaim = new PersistentVolumeClaimVolumeSource();
-	volume.setPersistentVolumeClaim(persistentVolumeClaim);
-	persistentVolumeClaim.setClaimName(pvcName);
-
-	Container theiaContainer = TheiaCloudPersistentVolumeUtil.getTheiaContainer(podSpec, appDefinition);
-
-	VolumeMount volumeMount = new VolumeMount();
-	theiaContainer.getVolumeMounts().add(volumeMount);
-	volumeMount.setName(USER_DATA);
-	volumeMount.setMountPath(TheiaCloudPersistentVolumeUtil.getMountPath(appDefinition));
+	Container container = TheiaCloudPersistentVolumeUtil.getTheiaContainer(podSpec, appDefinition);
+	VolumeMount volumeMount = AddedHandlerUtil.createVolumeMount(appDefinition);
+	container.getVolumeMounts().add(volumeMount);
     }
 
     protected synchronized String updateIngress(Optional<Ingress> ingress, Optional<Service> serviceToUse,
diff --git a/java/service/org.eclipse.theia.cloud.service/.settings/org.eclipse.jdt.ui.prefs b/java/service/org.eclipse.theia.cloud.service/.settings/org.eclipse.jdt.ui.prefs
index 606155f8..766a660b 100644
--- a/java/service/org.eclipse.theia.cloud.service/.settings/org.eclipse.jdt.ui.prefs
+++ b/java/service/org.eclipse.theia.cloud.service/.settings/org.eclipse.jdt.ui.prefs
@@ -3,7 +3,7 @@ editor_save_participant_org.eclipse.jdt.ui.postsavelistener.cleanup=true
 formatter_profile=org.eclipse.jdt.ui.default.sun_profile
 formatter_settings_version=21
 org.eclipse.jdt.ui.javadoc=false
-org.eclipse.jdt.ui.text.custom_code_templates=<?xml version\="1.0" encoding\="UTF-8" standalone\="no"?><templates><template autoinsert\="true" context\="gettercomment_context" deleted\="false" description\="Comment for getter method" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.gettercomment" name\="gettercomment">/**\n * @return the ${bare_field_name}\n */</template><template autoinsert\="true" context\="settercomment_context" deleted\="false" description\="Comment for setter method" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.settercomment" name\="settercomment">/**\n * @param ${param} the ${bare_field_name} to set\n */</template><template autoinsert\="true" context\="constructorcomment_context" deleted\="false" description\="Comment for created constructors" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.constructorcomment" name\="constructorcomment">/**\n * ${tags}\n */</template><template autoinsert\="true" context\="filecomment_context" deleted\="false" description\="Comment for created Java files" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.filecomment" name\="filecomment">/**\n * \n */</template><template autoinsert\="true" context\="typecomment_context" deleted\="false" description\="Comment for created types" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.typecomment" name\="typecomment">/**\n * @author ${user}\n *\n * ${tags}\n */</template><template autoinsert\="true" context\="fieldcomment_context" deleted\="false" description\="Comment for fields" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.fieldcomment" name\="fieldcomment">/**\n * \n */</template><template autoinsert\="true" context\="methodcomment_context" deleted\="false" description\="Comment for non-overriding methods" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.methodcomment" name\="methodcomment">/**\n * ${tags}\n */</template><template autoinsert\="true" context\="modulecomment_context" deleted\="false" description\="Comment for modules" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.modulecomment" name\="modulecomment">/**\n * @author ${user}\n *\n * ${tags}\n */</template><template autoinsert\="true" context\="overridecomment_context" deleted\="false" description\="Comment for overriding methods" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.overridecomment" name\="overridecomment"/><template autoinsert\="true" context\="delegatecomment_context" deleted\="false" description\="Comment for delegate methods" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.delegatecomment" name\="delegatecomment">/**\n * ${tags}\n * ${see_to_target}\n */</template><template autoinsert\="false" context\="newtype_context" deleted\="false" description\="Newly created files" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.newtype" name\="newtype">/********************************************************************************\n * Copyright (C) 2022 EclipseSource and others.\n *\n * This program and the accompanying materials are made available under the\n * terms of the Eclipse Public License v. 2.0 which is available at\n * http\://www.eclipse.org/legal/epl-2.0.\n *\n * This Source Code may also be made available under the following Secondary\n * Licenses when the conditions for such availability set forth in the Eclipse\n * Public License v. 2.0 are satisfied\: GNU General Public License, version 2\n * with the GNU Classpath Exception which is available at\n * https\://www.gnu.org/software/classpath/license.html.\n *\n * SPDX-License-Identifier\: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0\n ********************************************************************************/\n${package_declaration}\n\n${typecomment}\n${type_declaration}</template><template autoinsert\="true" context\="classbody_context" deleted\="false" description\="Code in new class type bodies" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.classbody" name\="classbody">\n</template><template autoinsert\="true" context\="interfacebody_context" deleted\="false" description\="Code in new interface type bodies" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.interfacebody" name\="interfacebody">\n</template><template autoinsert\="true" context\="enumbody_context" deleted\="false" description\="Code in new enum type bodies" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.enumbody" name\="enumbody">\n</template><template autoinsert\="true" context\="recordbody_context" deleted\="false" description\="Code in new record type bodies" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.recordbody" name\="recordbody">\n</template><template autoinsert\="true" context\="annotationbody_context" deleted\="false" description\="Code in new annotation type bodies" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.annotationbody" name\="annotationbody">\n</template><template autoinsert\="true" context\="catchblock_context" deleted\="false" description\="Code in new catch blocks" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.catchblock" name\="catchblock">// ${todo} Auto-generated catch block\n${exception_var}.printStackTrace();</template><template autoinsert\="true" context\="methodbody_context" deleted\="false" description\="Code in created method stubs" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.methodbody" name\="methodbody">// ${todo} Auto-generated method stub\n${body_statement}</template><template autoinsert\="true" context\="constructorbody_context" deleted\="false" description\="Code in created constructor stubs" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.constructorbody" name\="constructorbody">${body_statement}\n// ${todo} Auto-generated constructor stub</template><template autoinsert\="true" context\="getterbody_context" deleted\="false" description\="Code in created getters" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.getterbody" name\="getterbody">return ${field};</template><template autoinsert\="true" context\="setterbody_context" deleted\="false" description\="Code in created setters" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.setterbody" name\="setterbody">${field} \= ${param};</template></templates>
+org.eclipse.jdt.ui.text.custom_code_templates=<?xml version\="1.0" encoding\="UTF-8" standalone\="no"?><templates><template autoinsert\="true" context\="gettercomment_context" deleted\="false" description\="Comment for getter method" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.gettercomment" name\="gettercomment">/**\n * @return the ${bare_field_name}\n */</template><template autoinsert\="true" context\="settercomment_context" deleted\="false" description\="Comment for setter method" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.settercomment" name\="settercomment">/**\n * @param ${param} the ${bare_field_name} to set\n */</template><template autoinsert\="true" context\="constructorcomment_context" deleted\="false" description\="Comment for created constructors" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.constructorcomment" name\="constructorcomment">/**\n * ${tags}\n */</template><template autoinsert\="true" context\="filecomment_context" deleted\="false" description\="Comment for created Java files" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.filecomment" name\="filecomment">/**\n * \n */</template><template autoinsert\="true" context\="typecomment_context" deleted\="false" description\="Comment for created types" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.typecomment" name\="typecomment">/**\n * @author ${user}\n *\n * ${tags}\n */</template><template autoinsert\="true" context\="fieldcomment_context" deleted\="false" description\="Comment for fields" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.fieldcomment" name\="fieldcomment">/**\n * \n */</template><template autoinsert\="true" context\="methodcomment_context" deleted\="false" description\="Comment for non-overriding methods" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.methodcomment" name\="methodcomment">/**\n * ${tags}\n */</template><template autoinsert\="true" context\="modulecomment_context" deleted\="false" description\="Comment for modules" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.modulecomment" name\="modulecomment">/**\n * @author ${user}\n *\n * ${tags}\n */</template><template autoinsert\="true" context\="overridecomment_context" deleted\="false" description\="Comment for overriding methods" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.overridecomment" name\="overridecomment"/><template autoinsert\="true" context\="delegatecomment_context" deleted\="false" description\="Comment for delegate methods" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.delegatecomment" name\="delegatecomment">/**\n * ${tags}\n * ${see_to_target}\n */</template><template autoinsert\="false" context\="newtype_context" deleted\="false" description\="Newly created files" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.newtype" name\="newtype">/********************************************************************************\n * Copyright (C) 2023 EclipseSource and others.\n *\n * This program and the accompanying materials are made available under the\n * terms of the Eclipse Public License v. 2.0 which is available at\n * http\://www.eclipse.org/legal/epl-2.0.\n *\n * This Source Code may also be made available under the following Secondary\n * Licenses when the conditions for such availability set forth in the Eclipse\n * Public License v. 2.0 are satisfied\: GNU General Public License, version 2\n * with the GNU Classpath Exception which is available at\n * https\://www.gnu.org/software/classpath/license.html.\n *\n * SPDX-License-Identifier\: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0\n ********************************************************************************/\n${package_declaration}\n\n${typecomment}\n${type_declaration}</template><template autoinsert\="true" context\="classbody_context" deleted\="false" description\="Code in new class type bodies" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.classbody" name\="classbody">\n</template><template autoinsert\="true" context\="interfacebody_context" deleted\="false" description\="Code in new interface type bodies" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.interfacebody" name\="interfacebody">\n</template><template autoinsert\="true" context\="enumbody_context" deleted\="false" description\="Code in new enum type bodies" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.enumbody" name\="enumbody">\n</template><template autoinsert\="true" context\="recordbody_context" deleted\="false" description\="Code in new record type bodies" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.recordbody" name\="recordbody">\n</template><template autoinsert\="true" context\="annotationbody_context" deleted\="false" description\="Code in new annotation type bodies" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.annotationbody" name\="annotationbody">\n</template><template autoinsert\="true" context\="catchblock_context" deleted\="false" description\="Code in new catch blocks" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.catchblock" name\="catchblock">// ${todo} Auto-generated catch block\n${exception_var}.printStackTrace();</template><template autoinsert\="true" context\="methodbody_context" deleted\="false" description\="Code in created method stubs" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.methodbody" name\="methodbody">// ${todo} Auto-generated method stub\n${body_statement}</template><template autoinsert\="true" context\="constructorbody_context" deleted\="false" description\="Code in created constructor stubs" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.constructorbody" name\="constructorbody">${body_statement}\n// ${todo} Auto-generated constructor stub</template><template autoinsert\="true" context\="getterbody_context" deleted\="false" description\="Code in created getters" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.getterbody" name\="getterbody">return ${field};</template><template autoinsert\="true" context\="setterbody_context" deleted\="false" description\="Code in created setters" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.setterbody" name\="setterbody">${field} \= ${param};</template></templates>
 sp_cleanup.add_all=false
 sp_cleanup.add_default_serial_version_id=true
 sp_cleanup.add_generated_serial_version_id=false
diff --git a/python/git-init/README.md b/python/git-init/README.md
index 919ff014..e2c7a21a 100644
--- a/python/git-init/README.md
+++ b/python/git-init/README.md
@@ -25,7 +25,7 @@ docker build -t theiacloud/theia-cloud-git-init:local -f dockerfiles/git-init/Do
 ssh-keygen -t ed25519 -C "Test TC Git Init SSH Keypair"
 ```
 
-### Test Checkout
+### Test Checkout with container
 
 ```bash
 # Adjust URLs and Password/PATs below
@@ -55,3 +55,44 @@ docker run --rm theiacloud/theia-cloud-git-init:local "$HTTP_PRIVATE_WITH_USERNA
 # SSH
 docker run --env GIT_PROMPT1=$SSH_PASSWORD -v ~/tmp/ssh/:/etc/theia-cloud-ssh --rm theiacloud/theia-cloud-git-init:local "$SSH_REPO" "/tmp/my-repo" "$BRANCH"
 ```
+
+### Create Kubernetes Resources
+
+```yaml
+apiVersion: v1
+kind: Secret
+metadata:
+  name: foo-theiacloud-io-basic-auth
+  namespace: theiacloud
+  labels:
+    theiaCloudInit: git
+  annotations:
+    theiaCloudUser: foo@theia-cloud.io
+type: kubernetes.io/basic-auth
+stringData:
+  username: username
+  password: pat
+```
+
+```yaml
+apiVersion: theia.cloud/v5beta
+kind: Session
+metadata:
+  name: ws-asdfghjkl-theia-cloud-demo-foo-theia-cloud-io-session
+  namespace: theiacloud
+spec:
+  appDefinition: theia-cloud-demo
+  envVars: {}
+  envVarsFromConfigMaps: []
+  envVarsFromSecrets: []
+  name: ws-asdfghjkl-theia-cloud-demo-foo-theia-cloud-io-session
+  user: foo@theia-cloud.io
+  workspace: ws-asdfghjkl-theia-cloud-demo-foo-theia-cloud-io
+  sessionSecret: 3e68605f-0c6d-4ae5-9816-738f15d34fc9
+  initOperations:
+    - id: git
+      arguments:
+        - https://gitlab.eclipse.org/username/my.repository.git
+        - maintenance_1_1_x
+        - foo-theiacloud-io-basic-auth
+```
diff --git a/terraform/configurations/.gitignore b/terraform/configurations/.gitignore
new file mode 100644
index 00000000..bf0824e5
--- /dev/null
+++ b/terraform/configurations/.gitignore
@@ -0,0 +1 @@
+*.log
\ No newline at end of file