funclatency/sslsniff: fix the TypeError when enabling pid filter on u…

…probe

attach_uprobe() and attach_uretprobe() expect the type of pid argument
is "int" instead of "str". Fix it by specifying the type of the "-p"/"--pid"
option as "int", and updating the format string of args.pid accordingly.

Fixes: d73c58f

tools/funclatency.py

@@ -45,7 +45,7 @@
  description="Time functions and print latency as a histogram",
  formatter_class=argparse.RawDescriptionHelpFormatter,
  epilog=examples)
-parser.add_argument("-p", "--pid",
+parser.add_argument("-p", "--pid", type=int,
  help="trace this PID only")
 parser.add_argument("-i", "--interval", default=99999999,
  help="summary interval, seconds")
@@ -147,7 +147,7 @@ def bail(error):
 # code substitutions
 if args.pid:
  bpf_text = bpf_text.replace('FILTER',
- 'if (tgid != %s) { return 0; }' % args.pid)
+ 'if (tgid != %d) { return 0; }' % args.pid)
 else:
  bpf_text = bpf_text.replace('FILTER', '')
 if args.milliseconds:

tools/sslsniff.py

@@ -30,7 +30,7 @@
  description="Sniff SSL data",
  formatter_class=argparse.RawDescriptionHelpFormatter,
  epilog=examples)
-parser.add_argument("-p", "--pid", help="sniff this PID only.")
+parser.add_argument("-p", "--pid", type=int, help="sniff this PID only.")
 parser.add_argument("-c", "--comm",
  help="sniff only commands matching string.")
 parser.add_argument("-o", "--no-openssl", action="store_false", dest="openssl",
@@ -115,7 +115,7 @@
 """
 
 if args.pid:
- prog = prog.replace('FILTER', 'if (pid != %s) { return 0; }' % args.pid)
+ prog = prog.replace('FILTER', 'if (pid != %d) { return 0; }' % args.pid)
 else:
  prog = prog.replace('FILTER', '')