LU-12461 contrib: Add epython scripts for crash dump analysis

[fs/lustre-release.git] / contrib / debug_tools / epython_scripts / rpc_opcode.py

diff --git a/contrib/debug_tools/epython_scripts/rpc_opcode.py b/contrib/debug_tools/epython_scripts/rpc_opcode.py
new file mode 100644 (file)
index 0000000..6aa8d58
--- /dev/null
+++ b/contrib/debug_tools/epython_scripts/rpc_opcode.py
@@ -0,0 +1,129 @@
+#!/usr/bin/env python
+
+"""
+Copyright 2019 Cray Inc.  All Rights Reserved
+Utility to maps numeric opcode to string identifier
+"""
+
+from pykdump.API import *
+import argparse
+
+description_short = "Maps Lustre rpc opcodes string identifiers."
+
+opcodes = {
+    0:  'OST_REPLY',
+    1:  'OST_GETATTR',
+    2:  'OST_SETATTR',
+    3:  'OST_READ',
+    4:  'OST_WRITE',
+    5:  'OST_CREATE',
+    6:  'OST_DESTROY',
+    7:  'OST_GET_INFO',
+    8:  'OST_CONNECT',
+    9:  'OST_DISCONNECT',
+    10: 'OST_PUNCH',
+    11: 'OST_OPEN',
+    12: 'OST_CLOSE',
+    13: 'OST_STATFS',
+    16: 'OST_SYNC',
+    17: 'OST_SET_INFO',
+    18: 'OST_QUOTACHECK',
+    19: 'OST_QUOTACTL',
+    20: 'OST_QUOTA_ADJUST_QUNIT',  # not used since 2.4
+    21: 'OST_LADVISE',
+
+    33: 'MDS_GETATTR',
+    34: 'MDS_GETATTR_NAME',
+    35: 'MDS_CLOSE',
+    36: 'MDS_REINT',
+    37: 'MDS_READPAGE',
+    38: 'MDS_CONNECT',
+    39: 'MDS_DISCONNECT',
+    40: 'MDS_GET_ROOT',
+    41: 'MDS_STATFS',
+    42: 'MDS_PIN',
+    43: 'MDS_UNPIN',          # obsolete, never used in a release
+    44: 'MDS_SYNC',
+    45: 'MDS_DONE_WRITING',
+    46: 'MDS_SET_INFO',
+    47: 'MDS_QUOTACHECK',     # not used since 2.4
+    48: 'MDS_QUOTACTL',
+    49: 'MDS_GETXATTR',
+    50: 'MDS_SETXATTR',       # obsolete, now it's MDS_REINT op
+    51: 'MDS_WRITEPAGE',
+    52: 'MDS_IS_SUBDIR',      # obsolete, never used in a release
+    53: 'MDS_GET_INFO',
+    54: 'MDS_HSM_STATE_GET',
+    55: 'MDS_HSM_STATE_SET',
+    56: 'MDS_HSM_ACTION',
+    57: 'MDS_HSM_PROGRESS',
+    58: 'MDS_HSM_REQUEST',
+    59: 'MDS_HSM_CT_REGISTER',
+    60: 'MDS_HSM_CT_UNREGISTER',
+    61: 'MDS_SWAP_LAYOUTS',
+
+    101: 'LDLM_ENQUEUE',
+    102: 'LDLM_CONVERT',
+    103: 'LDLM_CANCEL',
+    104: 'LDLM_BL_CALLBACK',
+    105: 'LDLM_CP_CALLBACK',
+    106: 'LDLM_GL_CALLBACK',
+    107: 'LDLM_SET_INFO',
+
+    250: 'MGS_CONNECT',
+    251: 'MGS_DISCONNECT',
+    252: 'MGS_EXCEPTION',           # node died, etc.
+    253: 'MGS_TARGET_REG',          # whenever target starts up
+    254: 'MGS_TARGET_DEL',
+    255: 'MGS_SET_INFO',
+    256: 'MGS_CONFIG_READ',
+
+    400: 'OBD_PING',
+    401: 'OBD_LOG_CANCEL',          # obsolete since 1.5
+    402: 'OBD_QC_CALLBACK',         # obsolete since 2.4
+    403: 'OBD_IDX_READ',
+
+    501: 'LLOG_ORIGIN_HANDLE_CREATE',
+    502: 'LLOG_ORIGIN_HANDLE_NEXT_BLOCK',
+    503: 'LLOG_ORIGIN_HANDLE_READ_HEADER',
+    504: 'LLOG_ORIGIN_HANDLE_WRITE_REC',    # Obsolete by 2.1.
+    505: 'LLOG_ORIGIN_HANDLE_CLOSE',        # Obsolete by 1.8.
+    506: 'LLOG_ORIGIN_CONNECT',             # Obsolete by 2.4.
+    507: 'LLOG_CATINFO',                    # Obsolete by 2.3.
+    508: 'LLOG_ORIGIN_HANDLE_PREV_BLOCK',
+    509: 'LLOG_ORIGIN_HANDLE_DESTROY',      # Obsolete by 2.11.
+
+    601: 'QUOTA_DQACQ',
+    602: 'QUOTA_DQREL',
+
+    700: 'SEQ_QUERY',
+
+    801: 'SEC_CTX_INIT',
+    802: 'SEC_CTX_INIT_CONT',
+    803: 'SEC_CTX_FINI',
+
+    900: 'FLD_QUERY',
+    901: 'FLD_READ',
+
+    1000: 'OUT_UPDATE',
+
+    1101: 'LFSCK_NOTIFY',
+    1102: 'LFSCK_QUERY'
+}
+
+def translate_opcodes(opc_list):
+    for opc in opc_list:
+        try:
+            print "o%d \t= %s" % (opc, opcodes[opc])
+        except:
+            print "o%d \t= unknown" % opc
+
+
+if __name__ == "__main__":
+    description = "Maps one or more Lustre rpc opcodes to its string identifier."
+    parser = argparse.ArgumentParser(description=description)
+    parser.add_argument('opcode', nargs="+", type=int,
+        help="list of one or more opcodes")
+
+    args = parser.parse_args()
+    translate_opcodes(args.opcode)