tries fixing issues with plantuml installation

profiwiki/__init__.py

@@ -1 +1 @@
-__version__="0.1.5"
+__version__="0.1.6"

profiwiki/docker.py

@@ -62,11 +62,30 @@ def install_plantuml(self):
         """
         install plantuml to this container
         """
+        script="""#!/bin/bash
+# install plantuml
+# WF 2023-05-01
+apt-get update
+apt-get install -y plantuml
+"""
         # https://gabrieldemarmiesse.github.io/python-on-whales/docker_objects/containers/
-        self.dc.container.execute(["apt-get","update"],tty=True)
-        self.dc.container.execute(["apt-get","install","-y","plantuml"],tty=True)
+        script_path="/root/install_plantuml.sh"
+        self.install_and_run_script(script, script_path)
         pass
 
+    def install_and_run_script(self,script:str,script_path:str):
+        """
+        install and run the given script
+        
+        Args:
+            script(str): the source code of the script
+            script_path(str): the path to copy the script to and then execute
+        """
+        self.upload(script,script_path)
+        # make executable
+        self.dc.container.execute(["chmod","+x",script_path])
+        self.dc.container.execute([script_path],tty=True)
+
     def install_fontawesome(self):
         """
         install fontawesome to this container
@@ -98,14 +117,11 @@ def install_fontawesome(self):
 a2enconf font-awesome
 """
         script_path="/root/install_fontawesome"
-        self.upload(script,"/root/install_fontawesome")
-        # make executable
-        self.dc.container.execute(["chmod","+x",script_path])
-        self.dc.container.execute([script_path],tty=True)
+        self.install_and_run_script(script, script_path)
         try:
             self.dc.container.execute(["service","apache2","restart"])
         except DockerException as e:
             # we expect a SIGTERM
             if not e.return_code==143:
                 raise e
-        pass
+        pass