DEBUG: probe DCB tables on the Marvell rigs, drop before merge

Signed-off-by: Joachim Wiberg <troglobit@gmail.com>

Author: troglobit

test/case/interfaces/qos_bridge_classify/__pycache__/test.cpython-312.pyc

@@ -143,8 +143,11 @@ def parse(packets):
 
         if dcb:
             with test.step("Verify classification and remarking are offloaded"):
-                until(lambda: "classification" in capabilities(target, td0).get("offload", []))
-                until(lambda: "remarking" in capabilities(target, td1).get("offload", []))
+                # DEBUG: report instead of failing, to get wire data while dcb app add is broken
+                print(f"DEBUG offload {td0}: {capabilities(target, td0).get('offload', [])}")
+                print(f"DEBUG offload {td1}: {capabilities(target, td1).get('offload', [])}")
+                print(tgtssh.runsh(f"sudo dcb app show dev {td0}; sudo dcb rewr show dev {td1}; "
+                                   f"sudo ethtool -d {td1}").stdout)
         remark_hw = "remarking" in capabilities(target, td1).get("offload", [])
 
         def expect(seen, ident, vid, pcp, dscp, what):

test/case/interfaces/qos_bridge_classify/test.py

@@ -99,6 +99,41 @@ def flower_rules(ssh, port):
         }})
 
     if dcb:
+        with test.step("DEBUG: probe the DCB tables and the log"):
+            pcp16 = " ".join(f"{p}{d}:{p}" for p in range(8) for d in ("nd", "de"))
+            dscp64 = " ".join(f"{d}:{d >> 3}" for d in range(64))
+            print(tgtssh.runsh(f"""
+            set -x
+            sudo dcb app show dev {port}
+            sudo dcb rewr show dev {port}
+            sudo grep -i -e qos -e dcb -e confd /var/log/messages | tail -20
+            sudo dmesg | grep -i -e dcb -e dsa -e 'p[0-9]*:' | tail -10
+            sudo dcb app flush dev {port} default-prio pcp-prio dscp-prio; echo flush=$?
+            sudo dcb app add dev {port} default-prio 2; echo default=$?
+            sudo dcb app add dev {port} pcp-prio 0nd:0; echo pcp_nd=$?
+            sudo dcb app add dev {port} pcp-prio 1de:1; echo pcp_de=$?
+            sudo dcb app add dev {port} dscp-prio 46:5; echo dscp=$?
+            sudo dcb rewr flush dev {port} prio-pcp prio-dscp; echo rewr_flush=$?
+            sudo dcb rewr add dev {port} prio-dscp 5:40; echo rewr_dscp=$?
+            sudo dcb rewr add dev {port} prio-pcp 5:5nd; echo rewr_pcp=$?
+            sudo dcb app show dev {port}
+            sudo dcb rewr show dev {port}
+            sudo ethtool -d {port}
+            sudo dmesg | tail -5
+            for f in $(sudo find /run -name '*qos*' 2>/dev/null | grep {port}); do echo "== $f"; sudo cat $f; done
+            sudo dcb app flush dev {port} default-prio pcp-prio dscp-prio; echo flush=$?
+            sudo dcb app add dev {port} pcp-prio {pcp16}; echo pcp16=$?
+            sudo dcb app show dev {port} | grep -c prio
+            sudo dcb app add dev {port} dscp-prio {dscp64}; echo dscp64=$?
+            sudo dcb app show dev {port} | grep -c prio
+            sudo dcb app flush dev {port} default-prio pcp-prio dscp-prio; echo flush=$?
+            sudo dcb app add dev {port} default-prio 2 pcp-prio {pcp16} dscp-prio {dscp64}; echo all=$?
+            sudo dcb app show dev {port}
+            sudo dcb app flush dev {port} default-prio pcp-prio dscp-prio; echo flush=$?
+            sudo dcb app add dev {port} default-prio 2 pcp-prio {pcp16} dscp-prio {dscp64} 2>&1; echo again=$?
+            sudo dmesg | tail -3
+            """).stdout)
+
         with test.step("Verify dcb apptrust order is dscp pcp"):
             until(lambda: dcb_tokens(tgtssh, "apptrust", port).get("order") == ["dscp", "pcp"])