diff options
Diffstat (limited to 'source3/utils/smbcontrol.c')
| -rw-r--r-- | source3/utils/smbcontrol.c | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/source3/utils/smbcontrol.c b/source3/utils/smbcontrol.c index 76d699c54f..302303b3cd 100644 --- a/source3/utils/smbcontrol.c +++ b/source3/utils/smbcontrol.c @@ -131,6 +131,47 @@ static BOOL do_debug(const struct process_id pid, pid, MSG_DEBUG, argv[1], strlen(argv[1]) + 1, False); } +/* Inject a fault (fata signal) into a running smbd */ + +static BOOL do_inject_fault(const struct process_id pid, + const int argc, const char **argv) +{ + if (argc != 2) { + fprintf(stderr, "Usage: smbcontrol <dest> inject " + "<bus|hup|term|internal|segv>\n"); + return False; + } + +#ifndef DEVELOPER + fprintf(stderr, "Fault injection is only available in" + "developer builds\n") + return False; +#else /* DEVELOPER */ + { + int sig = 0; + + if (strcmp(argv[1], "bus") == 0) { + sig = SIGBUS; + } else if (strcmp(argv[1], "hup") == 0) { + sig = SIGHUP; + } else if (strcmp(argv[1], "term") == 0) { + sig = SIGTERM; + } else if (strcmp(argv[1], "segv") == 0) { + sig = SIGSEGV; + } else if (strcmp(argv[1], "internal") == 0) { + /* Force an internal error, ie. an unclean exit. */ + sig = -1; + } else { + fprintf(stderr, "Unknown signal name '%s'\n", argv[1]); + return False; + } + + return send_message(pid, MSG_SMB_INJECT_FAULT, + &sig, sizeof(int), False); + } +#endif /* DEVELOPER */ +} + /* Force a browser election */ static BOOL do_election(const struct process_id pid, @@ -756,6 +797,8 @@ static const struct { "Force a browse election" }, { "ping", do_ping, "Elicit a response" }, { "profile", do_profile, "" }, + { "inject", do_inject_fault, + "Inject a fatal signal into a running smbd"}, { "profilelevel", do_profilelevel, "" }, { "debuglevel", do_debuglevel, "Display current debuglevels" }, { "printnotify", do_printnotify, "Send a print notify message" }, |