feat: Adding support of python v3.13 and migrating from pysnmplib to lextudio's pysnmp v7.1.0

- Replaced pysnmplib with lextudio's pysmp v7.1.0
- Moved from pysnmp-pyasn1 to lextudio's pyasn1
- Moved from pysnmp-pysmi to lextudio's pysmi
- Included pysnmpcrypto (maintained by lextudio's) for stronger crypto algorithms to used with pysnmp v6+
- Updated SNMP walk implementation from bulkCmd to bulkWalkCmd
- Added concurrency support for bulkWalkCmd-based SNMP requests
- Made SC4SNMP compatible with Python 3.13
- Updated SNMP walk implementation from bulkCmd to bulkWalkCmd
- Added concurrency support for bulkWalkCmd-based SNMP requests
- Introduced deploymentUser in values.yaml
- Added DEPLOYMENT_USER env variable for Docker Compose deployment

Author: gmaiyani-crest

.github/workflows/ci-docker-deployment.yaml

@@ -14,7 +14,7 @@ jobs:
     strategy:
       matrix:
         python-version:
-          - 3.10
+          - 3.13
     steps:
       - name: Check out code
         uses: actions/checkout@v4

.github/workflows/ci-main.yaml

@@ -70,7 +70,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: actions/setup-python@v5
         with:
-          python-version: "3.10"
+          python-version: "3.13"
       - uses: pre-commit/[email protected]
 
   trivy-scan:
@@ -102,7 +102,7 @@ jobs:
     strategy:
       matrix:
         python-version:
-          - "3.10"
+          - "3.13"
     steps:
       - uses: actions/checkout@v4
       - name: Setup python
@@ -197,7 +197,7 @@ jobs:
       - name: Setup python
         uses: actions/setup-python@v5
         with:
-          python-version: "3.10"
+          python-version: "3.13"
       - name: Install docker compose
         run: |
           # Add Docker's official GPG key:

.github/workflows/ci-ui-tests.yaml

@@ -54,7 +54,7 @@ jobs:
       - name: Set up Python
         uses: actions/setup-python@v5
         with:
-          python-version: "3.10"
+          python-version: "3.13"
 
       - name: remove not used docker images
         run: |  
@@ -75,6 +75,7 @@ jobs:
           sudo snap install microk8s --classic --channel=1.33/stable
           sudo apt-get install snmp -y
           sudo apt-get install python3-dev -y
+          sudo apt-get install snmp-mibs-downloader -y
 
       - name: run automatic_setup_microk8s.sh
         run: integration_tests/automatic_setup_microk8s.sh

.github/workflows/mike.yaml

@@ -40,7 +40,7 @@ jobs:
           token: "${{ secrets.PAT_CLATOOL }}"
       - uses: actions/setup-python@v5
         with:
-          python-version: "3.10"
+          python-version: "3.13"
       - name: Upload Docs
         run: |
           sudo apt update

.github/workflows/offline-installation.yaml

@@ -14,7 +14,7 @@ jobs:
     strategy:
       matrix:
         python-version:
-          - "3.10"
+          - "3.13"
     steps:
       - name: Check out code
         uses: actions/checkout@v4

Dockerfile

@@ -1,4 +1,4 @@
-FROM python:3.10-alpine AS base
+FROM python:3.13-alpine AS base
 
 ENV PYTHONFAULTHANDLER=1 \
     PYTHONHASHSEED=random \

charts/splunk-connect-for-snmp/Chart.lock

@@ -7,6 +7,6 @@ dependencies:
   version: 20.2.2
 - name: mibserver
   repository: https://pysnmp.github.io/mibs/charts/
-  version: 1.15.25
-digest: sha256:b7c83eee7395cbc67d21833ab21da52d1d43481c798e52d0a9a7f0a7c3fe05b4
-generated: "2025-08-13T13:56:57.099109+02:00"
+  version: 1.15.26
+digest: sha256:ee63b56baa2c866fdcb149f6d64356b756d93ec36b2446f83a33b7eac46c854a
+generated: "2025-10-24T07:43:59.633899993Z"

charts/splunk-connect-for-snmp/templates/scheduler/deployment.yaml

@@ -43,6 +43,14 @@ spec:
               "celery", "beat",
             ]          
           env:
+            - name: USER
+              value: {{ .Values.deploymentUser | default "sc4snmp" | quote }}
+            - name: LOGNAME
+              value: {{ .Values.deploymentUser | default "sc4snmp" | quote }}
+            - name: LNAME
+              value: {{ .Values.deploymentUser | default "sc4snmp" | quote }}
+            - name: USERNAME
+              value: {{ .Values.deploymentUser | default "sc4snmp" | quote }}
             - name: CONFIG_PATH
               value: /app/config/config.yaml
             - name: REDIS_URL

charts/splunk-connect-for-snmp/templates/sim/deployment.yaml

@@ -44,6 +44,14 @@ spec:
           imagePullPolicy: {{ .Values.sim.pullPolicy | default "IfNotPresent" }}
           args: ["--config=/config/otel-collector-config.yaml"]
           env:
+            - name: USER
+              value: {{ .Values.deploymentUser | default "sc4snmp" | quote }}
+            - name: LOGNAME
+              value: {{ .Values.deploymentUser | default "sc4snmp" | quote }}
+            - name: LNAME
+              value: {{ .Values.deploymentUser | default "sc4snmp" | quote }}
+            - name: USERNAME
+              value: {{ .Values.deploymentUser | default "sc4snmp" | quote }}
             - name: signalfxToken
               valueFrom:
                 secretKeyRef:

charts/splunk-connect-for-snmp/templates/tests/test-connection.yaml

@@ -27,5 +27,15 @@ spec:
           memory: 128Mi
         requests:
           cpu: 100m
-          memory: 128Mi            
+          memory: 128Mi
+      env:
+        - name: USER
+          value: {{ .Values.deploymentUser | default "sc4snmp" | quote }}          
+        - name: LOGNAME
+          value: {{ .Values.deploymentUser | default "sc4snmp" | quote }}          
+        - name: LNAME
+          value: {{ .Values.deploymentUser | default "sc4snmp" | quote }}          
+        - name: USERNAME
+          value: {{ .Values.deploymentUser | default "sc4snmp" | quote }}          
+        
   restartPolicy: Never