ASP-2756: Pack NHC tar file on slurmd charm (#174)

Removed the NHC resource on metadata.yaml.

CHANGELOG

@@ -7,6 +7,8 @@ This file keeps track of all notable changes to the Slurm Charms.
 Unreleased
 ----------
 
+- removed the nhc resource and packed the nhc tar file along with slurmd charm
+
 1.1.1 - 2023-06-27
 ------------------
 

charm-slurmd/metadata.yaml

@@ -34,10 +34,3 @@ requires:
 peers:
   slurmd-peer:
     interface: slurmd-peer
-
-resources:  
-  nhc:
-     type: file
-     filename: lbnl-nhc-1.4.3.tar.gz
-     description: |
-       Official tarball containing NHC. Retrieved from Github Releases.

charm-slurmd/src/charm.py

@@ -1,5 +1,6 @@
 #!/usr/bin/env python3
 """SlurmdCharm."""
+import os
 import json
 import logging
 from pathlib import Path
@@ -19,6 +20,8 @@
 
 logger = logging.getLogger()
 
+RESOURCES_DIR = Path(os.path.dirname(os.path.abspath(__file__))) / "resources"
+
 
 class SlurmdStart(EventBase):
     """Emitted when slurmd should start."""
@@ -91,14 +94,10 @@ def __init__(self, *args):
 
     def _on_install(self, event):
         """Perform installation operations for slurmd."""
-        try:
-            nhc_path = self.model.resources.fetch("nhc")
-            logger.debug(f"## Found nhc resource: {nhc_path}")
-        except Exception as e:
-            logger.error(f"## Missing nhc resource: {e}")
-            self.unit.status = BlockedStatus("Missing nhc resource")
-            event.defer()
-            return
+
+        # official tarball containing NHC, retrieved from Github Releases
+        nhc_path = RESOURCES_DIR / "lbnl-nhc-1.4.3.tar.gz"
+        logger.debug(f"## Found nhc resource: {nhc_path}")
 
         self.unit.set_workload_version(Path("version").read_text().strip())
         self.unit.status = WaitingStatus("Installing slurmd")