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qemu/scripts/analyse-9p-simpletrace.py

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#!/usr/bin/env python3
# Pretty print 9p simpletrace log
# Usage: ./analyse-9p-simpletrace <trace-events> <trace-pid>
#
# Author: Harsh Prateek Bora
import os
import simpletrace
symbol_9p = {
6 : 'TLERROR',
7 : 'RLERROR',
8 : 'TSTATFS',
9 : 'RSTATFS',
12 : 'TLOPEN',
13 : 'RLOPEN',
14 : 'TLCREATE',
15 : 'RLCREATE',
16 : 'TSYMLINK',
17 : 'RSYMLINK',
18 : 'TMKNOD',
19 : 'RMKNOD',
20 : 'TRENAME',
21 : 'RRENAME',
22 : 'TREADLINK',
23 : 'RREADLINK',
24 : 'TGETATTR',
25 : 'RGETATTR',
26 : 'TSETATTR',
27 : 'RSETATTR',
30 : 'TXATTRWALK',
31 : 'RXATTRWALK',
32 : 'TXATTRCREATE',
33 : 'RXATTRCREATE',
40 : 'TREADDIR',
41 : 'RREADDIR',
50 : 'TFSYNC',
51 : 'RFSYNC',
52 : 'TLOCK',
53 : 'RLOCK',
54 : 'TGETLOCK',
55 : 'RGETLOCK',
70 : 'TLINK',
71 : 'RLINK',
72 : 'TMKDIR',
73 : 'RMKDIR',
74 : 'TRENAMEAT',
75 : 'RRENAMEAT',
76 : 'TUNLINKAT',
77 : 'RUNLINKAT',
100 : 'TVERSION',
101 : 'RVERSION',
102 : 'TAUTH',
103 : 'RAUTH',
104 : 'TATTACH',
105 : 'RATTACH',
106 : 'TERROR',
107 : 'RERROR',
108 : 'TFLUSH',
109 : 'RFLUSH',
110 : 'TWALK',
111 : 'RWALK',
112 : 'TOPEN',
113 : 'ROPEN',
114 : 'TCREATE',
115 : 'RCREATE',
116 : 'TREAD',
117 : 'RREAD',
118 : 'TWRITE',
119 : 'RWRITE',
120 : 'TCLUNK',
121 : 'RCLUNK',
122 : 'TREMOVE',
123 : 'RREMOVE',
124 : 'TSTAT',
125 : 'RSTAT',
126 : 'TWSTAT',
127 : 'RWSTAT'
}
class VirtFSRequestTracker(simpletrace.Analyzer):
def begin(self):
print("Pretty printing 9p simpletrace log ...")
def v9fs_rerror(self, tag, id, err):
print("RERROR (tag =", tag, ", id =", symbol_9p[id], ", err = \"", os.strerror(err), "\")")
def v9fs_version(self, tag, id, msize, version):
print("TVERSION (tag =", tag, ", msize =", msize, ", version =", version, ")")
def v9fs_version_return(self, tag, id, msize, version):
print("RVERSION (tag =", tag, ", msize =", msize, ", version =", version, ")")
def v9fs_attach(self, tag, id, fid, afid, uname, aname):
print("TATTACH (tag =", tag, ", fid =", fid, ", afid =", afid, ", uname =", uname, ", aname =", aname, ")")
def v9fs_attach_return(self, tag, id, type, version, path):
print("RATTACH (tag =", tag, ", qid={type =", type, ", version =", version, ", path =", path, "})")
def v9fs_stat(self, tag, id, fid):
print("TSTAT (tag =", tag, ", fid =", fid, ")")
def v9fs_stat_return(self, tag, id, mode, atime, mtime, length):
print("RSTAT (tag =", tag, ", mode =", mode, ", atime =", atime, ", mtime =", mtime, ", length =", length, ")")
def v9fs_getattr(self, tag, id, fid, request_mask):
print("TGETATTR (tag =", tag, ", fid =", fid, ", request_mask =", hex(request_mask), ")")
def v9fs_getattr_return(self, tag, id, result_mask, mode, uid, gid):
print("RGETATTR (tag =", tag, ", result_mask =", hex(result_mask), ", mode =", oct(mode), ", uid =", uid, ", gid =", gid, ")")
def v9fs_walk(self, tag, id, fid, newfid, nwnames):
print("TWALK (tag =", tag, ", fid =", fid, ", newfid =", newfid, ", nwnames =", nwnames, ")")
def v9fs_walk_return(self, tag, id, nwnames, qids):
print("RWALK (tag =", tag, ", nwnames =", nwnames, ", qids =", hex(qids), ")")
def v9fs_open(self, tag, id, fid, mode):
print("TOPEN (tag =", tag, ", fid =", fid, ", mode =", oct(mode), ")")
def v9fs_open_return(self, tag, id, type, version, path, iounit):
print("ROPEN (tag =", tag, ", qid={type =", type, ", version =", version, ", path =", path, "}, iounit =", iounit, ")")
def v9fs_lcreate(self, tag, id, dfid, flags, mode, gid):
print("TLCREATE (tag =", tag, ", dfid =", dfid, ", flags =", oct(flags), ", mode =", oct(mode), ", gid =", gid, ")")
def v9fs_lcreate_return(self, tag, id, type, version, path, iounit):
print("RLCREATE (tag =", tag, ", qid={type =", type, ", version =", version, ", path =", path, "}, iounit =", iounit, ")")
def v9fs_fsync(self, tag, id, fid, datasync):
print("TFSYNC (tag =", tag, ", fid =", fid, ", datasync =", datasync, ")")
def v9fs_clunk(self, tag, id, fid):
print("TCLUNK (tag =", tag, ", fid =", fid, ")")
def v9fs_read(self, tag, id, fid, off, max_count):
print("TREAD (tag =", tag, ", fid =", fid, ", off =", off, ", max_count =", max_count, ")")
def v9fs_read_return(self, tag, id, count, err):
print("RREAD (tag =", tag, ", count =", count, ", err =", err, ")")
def v9fs_readdir(self, tag, id, fid, offset, max_count):
print("TREADDIR (tag =", tag, ", fid =", fid, ", offset =", offset, ", max_count =", max_count, ")")
def v9fs_readdir_return(self, tag, id, count, retval):
print("RREADDIR (tag =", tag, ", count =", count, ", retval =", retval, ")")
def v9fs_write(self, tag, id, fid, off, count, cnt):
print("TWRITE (tag =", tag, ", fid =", fid, ", off =", off, ", count =", count, ", cnt =", cnt, ")")
def v9fs_write_return(self, tag, id, total, err):
print("RWRITE (tag =", tag, ", total =", total, ", err =", err, ")")
def v9fs_create(self, tag, id, fid, name, perm, mode):
print("TCREATE (tag =", tag, ", fid =", fid, ", perm =", oct(perm), ", name =", name, ", mode =", oct(mode), ")")
def v9fs_create_return(self, tag, id, type, version, path, iounit):
print("RCREATE (tag =", tag, ", qid={type =", type, ", version =", version, ", path =", path, "}, iounit =", iounit, ")")
def v9fs_symlink(self, tag, id, fid, name, symname, gid):
print("TSYMLINK (tag =", tag, ", fid =", fid, ", name =", name, ", symname =", symname, ", gid =", gid, ")")
def v9fs_symlink_return(self, tag, id, type, version, path):
print("RSYMLINK (tag =", tag, ", qid={type =", type, ", version =", version, ", path =", path, "})")
def v9fs_flush(self, tag, id, flush_tag):
print("TFLUSH (tag =", tag, ", flush_tag =", flush_tag, ")")
def v9fs_link(self, tag, id, dfid, oldfid, name):
print("TLINK (tag =", tag, ", dfid =", dfid, ", oldfid =", oldfid, ", name =", name, ")")
def v9fs_remove(self, tag, id, fid):
print("TREMOVE (tag =", tag, ", fid =", fid, ")")
def v9fs_wstat(self, tag, id, fid, mode, atime, mtime):
print("TWSTAT (tag =", tag, ", fid =", fid, ", mode =", oct(mode), ", atime =", atime, "mtime =", mtime, ")")
def v9fs_mknod(self, tag, id, fid, mode, major, minor):
print("TMKNOD (tag =", tag, ", fid =", fid, ", mode =", oct(mode), ", major =", major, ", minor =", minor, ")")
def v9fs_lock(self, tag, id, fid, type, start, length):
print("TLOCK (tag =", tag, ", fid =", fid, "type =", type, ", start =", start, ", length =", length, ")")
def v9fs_lock_return(self, tag, id, status):
print("RLOCK (tag =", tag, ", status =", status, ")")
def v9fs_getlock(self, tag, id, fid, type, start, length):
print("TGETLOCK (tag =", tag, ", fid =", fid, "type =", type, ", start =", start, ", length =", length, ")")
def v9fs_getlock_return(self, tag, id, type, start, length, proc_id):
print("RGETLOCK (tag =", tag, "type =", type, ", start =", start, ", length =", length, ", proc_id =", proc_id, ")")
def v9fs_mkdir(self, tag, id, fid, name, mode, gid):
print("TMKDIR (tag =", tag, ", fid =", fid, ", name =", name, ", mode =", mode, ", gid =", gid, ")")
def v9fs_mkdir_return(self, tag, id, type, version, path, err):
print("RMKDIR (tag =", tag, ", qid={type =", type, ", version =", version, ", path =", path, "}, err =", err, ")")
def v9fs_xattrwalk(self, tag, id, fid, newfid, name):
print("TXATTRWALK (tag =", tag, ", fid =", fid, ", newfid =", newfid, ", xattr name =", name, ")")
def v9fs_xattrwalk_return(self, tag, id, size):
print("RXATTRWALK (tag =", tag, ", xattrsize =", size, ")")
def v9fs_xattrcreate(self, tag, id, fid, name, size, flags):
print("TXATTRCREATE (tag =", tag, ", fid =", fid, ", name =", name, ", xattrsize =", size, ", flags =", flags, ")")
def v9fs_readlink(self, tag, id, fid):
print("TREADLINK (tag =", tag, ", fid =", fid, ")")
def v9fs_readlink_return(self, tag, id, target):
print("RREADLINK (tag =", tag, ", target =", target, ")")
simpletrace.run(VirtFSRequestTracker())
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