diff --git a/defaults/main.yml b/defaults/main.yml
new file mode 100644
index 0000000..f252fa3
--- /dev/null
+++ b/defaults/main.yml
@@ -0,0 +1,15 @@
+---
+lstu_api_url: https://framagit.org/api/v4/projects/5/releases/
+lstu_git_url: https://framagit.org/fiat-tux/hat-softwares/lstu.git
+lstu_user: lstu
+lstu_db: lstu
+lstu_db_user: lstu
+lstu_db_password: "{{ lookup('password', '/tmp/lstu_db_pw length=42 chars=ascii_letters,digits') }}"
+lstu_monit_name: lstu
+lstu_service: lstu.service
+lstu_theme: default
+lstu_cookie_secret: "zibuadoinckyg"
+lstu:
+    path: /var/www/lstu
+    contact: 'admin[at]systemausfall.org'
+
diff --git a/files/lstu.conf b/files/lstu.conf
new file mode 100644
index 0000000..f179844
--- /dev/null
+++ b/files/lstu.conf
@@ -0,0 +1,14 @@
+# Verwaltet durch Ansible
+
+proxy_http_version 1.1;
+proxy_set_header Host $host;
+proxy_set_header X-Real-IP $remote_addr;
+proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+
+# If you want to log the remote port of the file senders, you'll need that
+proxy_set_header X-Remote-Port $remote_port;
+
+proxy_set_header X-Forwarded-Proto $scheme;
+
+# We expect the downstream servers to redirect to the right hostname, so don't do any rewrites here.
+proxy_redirect     off;
diff --git a/handlers/main.yml b/handlers/main.yml
new file mode 100644
index 0000000..cd83756
--- /dev/null
+++ b/handlers/main.yml
@@ -0,0 +1,21 @@
+---
+- name: "get certificate"
+  ansible.builtin.command: dehydrated --cron -g
+  delegate_to: "{{ gateway_host }}"
+
+- name: reload nginx
+  ansible.builtin.service:
+    name: nginx
+    state: reloaded
+  delegate_to: "{{ gateway_host }}"
+
+- name: reload monit
+  ansible.builtin.service:
+    name: monit
+    state: reloaded
+
+- name: restart lstu
+  ansible.builtin.systemd:
+    name: lstu
+    state: restarted
+    daemon_reload: true
diff --git a/meta/main.yml b/meta/main.yml
new file mode 100644
index 0000000..db187c3
--- /dev/null
+++ b/meta/main.yml
@@ -0,0 +1,10 @@
+galaxy_info:
+  author: systemausfall.org
+  description: Role to install Ltsu
+  company: Sense.Lab e.V.
+  license: GPLv3
+  min_ansible_version: "2.9"
+  platforms:
+    - name: Debian
+      versions:
+        - bullseye
diff --git a/tasks/database.yml b/tasks/database.yml
new file mode 100644
index 0000000..fd86500
--- /dev/null
+++ b/tasks/database.yml
@@ -0,0 +1,20 @@
+---
+- name: "database | Erstelle Datenbank"
+  ansible.builtin.mysql_db:
+    name: "{{ lstu_db }}"
+    state: present
+    login_unix_socket: "{{ mysql_socket }}"
+    login_user: root
+  delegate_to: "{{ database_host }}"
+
+- name: "database | Erstelle Benuzter"
+  ansible.builtin.mysql_user:
+    name: "{{ lstu_db_user }}"
+    password: "{{ lstu_db_password }}"
+    host: "{{ inventory_hostname }}"
+    priv: "{{ lstu_db }}.*:ALL"
+    update_password: on_create
+    state: present
+    login_unix_socket: "{{ mysql_socket }}"
+    login_user: root
+  delegate_to: "{{ database_host }}"
diff --git a/tasks/gateway.yml b/tasks/gateway.yml
new file mode 100644
index 0000000..b60c56e
--- /dev/null
+++ b/tasks/gateway.yml
@@ -0,0 +1,27 @@
+---
+- name: "gateway | Domain zur Zertifikatsliste hinzufügen"
+  ansible.builtin.lineinfile:
+    path: /etc/dehydrated/domains.txt
+    insertafter: "^# systemausfall"
+    line: "{{ lstu.domain }}"
+  notify: get certificate
+  tags: gateway_cert
+
+- name: "gateway | Kopiere Konfigurations-Snippet"
+  ansible.builtin.copy:
+    src: lstu.conf
+    dest: /etc/nginx/snippets
+    mode: 0644
+
+- name: "gateway | Proxy einrichten"
+  ansible.builtin.template:
+    src: nginx-rp-site.j2
+    dest: "/etc/nginx/sites-available/{{ lstu.domain }}"
+    mode: 0644
+
+- name: "gateway | Seite aktivieren"
+  ansible.builtin.file:
+    src: "/etc/nginx/sites-available/{{ lstu.domain }}"
+    dest: "/etc/nginx/sites-enabled/{{ lstu.domain }}"
+    state: link
+  notify: reload nginx
diff --git a/tasks/lstu.yml b/tasks/lstu.yml
new file mode 100644
index 0000000..5ca4532
--- /dev/null
+++ b/tasks/lstu.yml
@@ -0,0 +1,114 @@
+- name: "lstu | Ermittle aktuellen Tag"
+  ansible.builtin.shell:
+    cmd: curl -s "{{ lstu_api_url }}" | jq '.[]' | jq -r '.name' | head -1
+    warn: false
+  changed_when: false
+  register: latest_tag
+
+- name: "lstu | Erstelle Verzeichnisse"
+  ansible.builtin.file:
+    path: "{{ lstu.path }}"
+    state: directory
+    owner: "{{ lstu_user }}"
+    group:  "{{ lstu_user }}"
+    mode: 0755
+    recurse: true
+
+- name: "lstu | Klone Git"
+  ansible.builtin.git:
+    repo: "{{ lstu_git_url }}"
+    dest: "{{ lstu.path }}"
+    force: true
+    version: "{{ latest_tag.stdout }}"
+
+- name: "lstu | Kopiere Konfiguration"
+  ansible.builtin.copy:
+    src: "{{ lstu.path }}/lstu.conf.template"
+    dest: "{{ lstu.path }}/lstu.conf"
+    mode: 0640
+    remote_src: true
+    force: false
+  register: configuration
+
+- name: "lstu | Installiere Abhängigkeiten"
+  ansible.builtin.shell:
+    #cmd: carton install --deployment  --without=test --without=sqlite --without=postgresql --without=ldap --without=htpasswd --without=cache
+    cmd: carton install --without=test --without=sqlite --without=postgresql --without=ldap --without=htpasswd --without=cache
+    chdir: "{{ lstu.path }}"
+  when: configuration.changed
+
+- name: "lstu | set ownership"
+  ansible.builtin.file:
+    path: "{{ lstu.path }}"
+    owner: "{{ lstu_user }}"
+    group: "{{ lstu_user }}"
+    recurse: true
+
+ 
+- name: "lstu | edit config"
+  ansible.builtin.lineinfile: 
+    path="{{ lstu.path }}/lstu.conf"
+    regexp="{{ item.regexp }}"
+    line="{{ item.line }}"
+    state=present
+    backup=no
+    backrefs=no
+  loop:
+    - { regexp: '^\s*#contact.*$', line: "    contact => '{{ lstu.contact }}'," }
+    - { regexp: '^\s*#dbtype.*$', line: "    dbtype => 'mysql'," }
+    - { regexp: '^\s*listen\s*=>.*$', line: "        listen => ['http://0.0.0.0:8080']," }
+    - { regexp: '^\s*#proxy\s*=>.*$', line: "        proxy => 1," }
+    - { regexp: '^\s*#really_delete_urls\s*=>.*$', line: "        really_delete_urls =>  1," }
+    - { regexp: '^\s*#secret\s*=>.*$', line: "        secret => ['{{ lstu_cookie_secret }}']," }
+    - { regexp: '^\s*#adminpwd\s*=>.*$', line: "        adminpwd => '{{ lstu.admin_passwd }}'," }
+  tags: lstu_conf
+
+- name: "lstu | edit config (db)"
+  ansible.builtin.blockinfile:
+    path: "{{ lstu.path }}/lstu.conf"
+    insertbefore: '^\s*#mysqldb.*$'
+    block: |
+      mysqldb => {
+         database => '{{ lstu_db }}',
+         host     => '{{ database_host }}',
+         # optional, default is 3306
+         #port     => 3306,
+         user     => '{{ lstu_db_user }}',
+         pwd      => '{{ lstu_db_password }}',
+         # optional, default is 5 (set to 0 to disable persistent connections)
+         #max_connections => 5,
+      },
+
+
+- name: "lstu | Kopiere systemd-Unit"
+  ansible.builtin.template:
+    src: lstu.service.j2
+    dest: "/etc/systemd/system/{{ lstu_service }}"
+    mode: 0644
+  notify: restart lstu
+
+- name: "lstu | Prüfe Theme-Verzeichnis"
+  ansible.builtin.stat:
+    path: "{{ lstu.path }}/themes/{{ lstu_theme }}"
+  register: theme
+
+
+# - name: "lstu | Kopiere Update-Skript"
+  # ansible.builtin.template:
+    # src: lstu-updater.j2
+    # dest: "/usr/local/bin/lstu-updater"
+    # mode: 0755
+
+# - name: "lstu | Cron für Auto-Updates"
+  # ansible.builtin.cron:
+    # name: lstu Aktualisierungen
+    # hour: "3"
+    # minute: "3"
+    # job: "chronic /usr/local/bin/lstu-updater"
+
+- name: "lstu | Monit-Überwachung"
+  ansible.builtin.template:
+    src: monit.j2
+    dest: /etc/monit/conf-available/lstu
+    mode: 0644
+  notify: reload monit
diff --git a/tasks/main.yml b/tasks/main.yml
new file mode 100644
index 0000000..66e24ac
--- /dev/null
+++ b/tasks/main.yml
@@ -0,0 +1,16 @@
+---
+- import_tasks: packages.yml
+  tags: packages
+  
+- import_tasks: user.yml
+  tags: user
+
+- import_tasks: database.yml
+  tags: database
+
+- import_tasks: lstu.yml
+  tags: lstu
+
+- import_tasks: gateway.yml
+  tags: gateway
+  delegate_to: "{{ gateway_host }}"
diff --git a/tasks/packages.yml b/tasks/packages.yml
new file mode 100644
index 0000000..50b3608
--- /dev/null
+++ b/tasks/packages.yml
@@ -0,0 +1,18 @@
+---
+- name: "packages: Abhängigkeiten installieren"
+  ansible.builtin.apt:
+    pkg:
+      - carton
+      - curl
+      - monit
+      - make
+      - build-essential
+      - libssl-dev
+      - zlib1g-dev
+      - libpng-dev
+      - libmariadbd-dev
+      - jq
+      - libmojo-sqlite-perl
+      - libdbd-mysql-perl
+      - git
+    update_cache: yes   
diff --git a/tasks/user.yml b/tasks/user.yml
new file mode 100644
index 0000000..d0c990e
--- /dev/null
+++ b/tasks/user.yml
@@ -0,0 +1,6 @@
+---
+- name: "user: Systemkonto anlegen"
+  ansible.builtin.user:
+    name: "{{ lstu_user }}"
+    shell: /bin/bash
+    password_lock: true
diff --git a/templates/lstu-updater.j2 b/templates/lstu-updater.j2
new file mode 100644
index 0000000..ee5ae97
--- /dev/null
+++ b/templates/lstu-updater.j2
@@ -0,0 +1,41 @@
+#!/bin/bash
+# {{ ansible_managed }}
+
+set -eu
+
+LSTU_PATH={{ lstu.path }}
+INSTALLED_VERSION=$(cd $LSTU_PATH && git for-each-ref --sort=-taggerdate --count=1 --format '%(tag)' refs/tags)
+LATEST_VERSION=$(curl -s {{ lstu_api_url }} | jq '.[]' | jq -r '.name' | head -1)
+LSTU_CONF_TEMPLATE={{ lstu.path }}/lstu.conf.template
+
+if [ "$INSTALLED_VERSION" == "$LATEST_VERSION" ]; then
+    echo "Lstu ist bereits aktuell."
+    exit 0
+else
+    echo "Deaktiviere Monitoring..."
+    monit unmonitor {{ lstu_monit_name }}
+
+    echo "Stoppe Dienst..."
+    systemctl stop {{ lstu_service }}
+
+    echo "Aktualisiere Git-Repository..."
+    cd "$LSTU_PATH"
+    git pull
+    git checkout tags/"$LATEST_VERSION"
+
+    echo "Starte Dienst..."
+    systemctl start {{ lstu_service }}
+    sleep 10
+
+    echo "Aktiviere Monitoring..."
+    monit monitor {{ lstu_monit_name }}
+    sleep 10
+    monit status {{ lstu_monit_name }}
+
+    if [ "$(md5sum $LSTU_CONF_TEMPLATE)" == "$(cat $LSTU_CONF_TEMPLATE.md5)" ]; then
+        echo "Keine Aenderungen am Konfigurationstemplate"
+    else
+       echo "Es gibt Aenderungen an der lstu.conf.template." | mail -s "Lstu-Update: Nacharbeiten notwendig" lstu@admin.systemausfall.org
+    fi
+    md5sum "$LSTU_CONF_TEMPLATE" > "$LSTU_CONF_TEMPLATE".md5
+fi
diff --git a/templates/lstu.service.j2 b/templates/lstu.service.j2
new file mode 100644
index 0000000..74dc270
--- /dev/null
+++ b/templates/lstu.service.j2
@@ -0,0 +1,18 @@
+[Unit]
+Description=Shortened URLs service
+Documentation=https://framagit.org/fiat-tux/hat-softwares/lstu
+Requires=network.target
+After=network.target
+
+[Service]
+Type=forking
+User={{ lstu_user }}
+RemainAfterExit=yes
+WorkingDirectory={{ lstu.path }}
+PIDFile={{ lstu.path }}/script/hypnotoad.pid
+ExecStart=/usr/bin/carton exec hypnotoad script/lstu
+ExecStop=/usr/bin/carton exec hypnotoad -s script/lstu
+ExecReload=/usr/bin/carton exec hypnotoad script/lstu
+
+[Install]
+WantedBy=multi-user.target
diff --git a/templates/monit.j2 b/templates/monit.j2
new file mode 100644
index 0000000..853b083
--- /dev/null
+++ b/templates/monit.j2
@@ -0,0 +1,4 @@
+check process lstu with pidfile {{ lstu.path }}/script/hypnotoad.pid
+  start program = "/usr/bin/systemctl start {{ lstu_service }}"
+  stop  program = "/usr/bin/systemctl stop {{ lstu_service }}"
+  if failed host {{ ansible_default_ipv4.address }} port 8080 with timeout 15 seconds for 3 times within 4 cycles then restart
diff --git a/templates/nginx-rp-site.j2 b/templates/nginx-rp-site.j2
new file mode 100644
index 0000000..080d318
--- /dev/null
+++ b/templates/nginx-rp-site.j2
@@ -0,0 +1,18 @@
+server {
+    listen 80;
+    server_name {{ lstu.domain }};
+    include snippets/letsencrypt.conf;
+    location / { return 301 https://$http_host$request_uri; }
+}
+
+server {
+    listen 443 ssl http2;
+    server_name {{ lstu.domain }};
+    ssl_certificate /var/lib/dehydrated/certs/{{ lstu.domain }}/fullchain.pem;
+    ssl_certificate_key /var/lib/dehydrated/certs/{{ lstu.domain }}/privkey.pem;
+    include /etc/nginx/snippets/add_headers.conf;
+    include /etc/nginx/snippets/proxy-transfer.conf;
+    include /etc/nginx/snippets/lstu.conf;
+    location = /robots.txt { root /data/lstu/; }
+    location / { proxy_pass http://{{ inventory_hostname }}:8080; }
+}
diff --git a/vars/main.yml b/vars/main.yml
new file mode 100644
index 0000000..c835268
--- /dev/null
+++ b/vars/main.yml
@@ -0,0 +1,3 @@
+---
+# vars file for roles/lstu
+mysql_socket: /var/run/mysqld/mysqld.sock