Usage of venv python in start script

config_example/config.j2

@@ -1,14 +1,14 @@
 # Folder to be monitored for new files
-TARGET_FOLDER = "<target_folder>"
+TARGET_FOLDER = "{{ server_ftp_scan_target_folder }}"
 
 # Recipiant for the files found in TARGET_PATH
 SEND_TO = "scan@mount-mockery.de"
 
 # Sender
 SEND_FROM = "Scanner <scan@<smtp_server>>"
-SMTP_SERVER = "<smtp_server>"
-SMTP_USER = "<smtp_user>"
-SMTP_PASSWORD = "<smtp_password>"
+SMTP_SERVER = "{{ server_ftp_scan_smtp_server }}"
+SMTP_USER = "{{ server_ftp_scan_smtp_user }}"
+SMTP_PASSWORD = "{{ server_ftp_scan_smtp_password }}"
 
 # Possible log-levels: DEBUG, INFO, WARNING, ERROR
 LOG_LEVEL = "INFO"

file2mail.sh

@@ -1,4 +1,4 @@
 #!/bin/sh
 #
 BASEPATH=`dirname $0`
-python $BASEPATH/file2mail.py
+$BASEPATH/venv/bin/python $BASEPATH/file2mail.py

init_venv

@@ -1,8 +1,24 @@
-#!/bin/sh
+#!/bin/bash
 #
 BASEPATH=`realpath $(dirname $0)`
 
-python3 -m venv $BASEPATH/venv
-$BASEPATH/venv/bin/pip install --upgrade pip
-find $BASEPATH -name requirements.txt | xargs -L 1 $BASEPATH/venv/bin/pip install -r
-$BASEPATH/venv/bin/pip list --outdated --format=json | jq -r '.[] | .name'|xargs -n1 $BASEPATH/venv/bin/pip install -U
+#
+# Create venv
+#
+if [[ ! -e $BASEPATH/venv ]]; then
+    python3 -m venv $BASEPATH/venv > /dev/null 2>&1
+    # $BASEPATH/venv/bin/pip install --upgrade pip
+    find $BASEPATH -name requirements.txt | xargs -L 1 $BASEPATH/venv/bin/pip install -r > /dev/null 2>&1
+    echo "venv changed"
+fi
+#
+# Update venv modules
+#
+for req_mod in $($BASEPATH/venv/bin/pip list --format=json | jq -r '.[] | .name'); do
+     $BASEPATH/venv/bin/pip install -U $req_mod | grep install > /dev/null 2>&1
+     if [[ "$?" -eq "0" ]]; then
+         echo $req_mod changed
+     fi
+
+done
+#|xargs -n1 $BASEPATH/venv/bin/pip install -U

requirements.txt

@@ -0,0 +1,2 @@
+pathlib
+psutil