init repo

docker-guacamole-custom/Dockerfile

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+FROM guacamole/guacamole:1.5.5
+
+COPY files/start.sh /opt/guacamole/bin/start.sh
+COPY files/entrypoint.sh /opt/guacamole/bin/entrypoint.sh
+COPY files/inject-trigger.sh /opt/guacamole/bin/inject-trigger.sh
+COPY files/quickconnect /opt/guacamole/quickconnect
+
+ARG RELEASE
+ARG LAUNCHPAD_BUILD_ARCH
+LABEL org.opencontainers.image.ref.name=ubuntu
+LABEL org.opencontainers.image.version=22.04
+CMD ["/bin/bash"]
+ENV JAVA_HOME=/opt/java/openjdk
+ENV PATH=/opt/java/openjdk/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin
+ENV LANG=en_US.UTF-8 LANGUAGE=en_US:en LC_ALL=en_US.UTF-8
+ENV JAVA_VERSION=jdk8u402-b06
+ENTRYPOINT ["/__cacert_entrypoint.sh"]
+ENV CATALINA_HOME=/usr/local/tomcat
+ENV PATH=/usr/local/tomcat/bin:/opt/java/openjdk/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin
+
+WORKDIR /usr/local/tomcat
+ENV TOMCAT_NATIVE_LIBDIR=/usr/local/tomcat/native-jni-lib
+ENV LD_LIBRARY_PATH=/usr/local/tomcat/native-jni-lib
+ENV GPG_KEYS="05AB33110949707C93A279E3D3EFE6B686867BA6 07E48665A34DCAFAE522E5E6266191C37C037D42 47309207D818FFD8DCD3F83F1931D684307A10A5"
+ENV TOMCAT_MAJOR=8
+ENV TOMCAT_VERSION=8.5.98
+ENV TOMCAT_SHA512=12f58114fe608fdc5f06e99a4ba01852396169f89d08e1ecf96ace36dd685c439519433e7750bfa7523f12c14788a3b5cb9ee3835dd1cce37e2cee121d69625e
+EXPOSE 8080
+ENTRYPOINT []
+CMD ["catalina.sh" "run"]
+WORKDIR /opt/guacamole
+ARG UID=1001
+ARG GID=1001
+USER guacamole
+EXPOSE 8080
+CMD ["/opt/guacamole/bin/start.sh"]

docker-guacamole-custom/files/entrypoint.sh

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+#!/bin/bash
+
+/opt/guacamole/bin/start.sh &
+
+# Esperar que o Tomcat esteja totalmente inicializado
+while ! curl -sSf http://localhost:8080/guacamole >/dev/null; do
+  echo "Aguardando Tomcat iniciar..."
+  sleep 2
+done
+
+# Executar o script adicional
+/opt/guacamole/bin/inject-trigger.sh
+
+# Manter o container em execução
+wait
+

docker-guacamole-custom/files/inject-trigger.sh

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+#!/bin/bash
+
+if [ -f /home/guacamole/tomcat/webapps/guacamole/templates.js ]; then
+  cat <<EOF >> /home/guacamole/tomcat/webapps/guacamole/templates.js
+  \$(window).on('load', function() {
+    function getHashParam(param) {
+      var hash = window.location.hash.substr(1);
+      var hashParams = new URLSearchParams(hash.split('?')[1]);
+      return hashParams.get(param);
+    }
+
+    setTimeout(function() {
+      var quickconnectValue = getHashParam('quickconnect');
+      if (quickconnectValue) {
+        var \$field = \$('.quickconnect-field');
+        \$field.val(quickconnectValue);
+        \$field.trigger('input');
+        \$field.trigger('change');
+        \$('.quickconnect-button').click();
+      }
+    }, 500);
+  });
+EOF
+fi
+