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Add --parse-only option to exit after parsing scripts.

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May be useful for syntax-checking tools.
This commit is contained in:
Jon Siwek 2014-03-27 16:07:52 -05:00
parent 0f3ed1a553
commit 06b6dc8447
1 changed files with 11 additions and 1 deletions
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12
src/main.cc
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@ -166,6 +166,7 @@ void usage()
fprintf(stderr, "bro version %s\n", bro_version()); fprintf(stderr, "bro version %s\n", bro_version());
fprintf(stderr, "usage: %s [options] [file ...]\n", prog); fprintf(stderr, "usage: %s [options] [file ...]\n", prog);
fprintf(stderr, " <file> | policy file, or read stdin\n"); fprintf(stderr, " <file> | policy file, or read stdin\n");
fprintf(stderr, " -a|--parse-only | exit immediately after parsing scripts\n");
fprintf(stderr, " -b|--bare-mode | don't load scripts from the base/ directory\n"); fprintf(stderr, " -b|--bare-mode | don't load scripts from the base/ directory\n");
fprintf(stderr, " -d|--debug-policy | activate policy file debugging\n"); fprintf(stderr, " -d|--debug-policy | activate policy file debugging\n");
fprintf(stderr, " -e|--exec <bro code> | augment loaded policies by given code\n"); fprintf(stderr, " -e|--exec <bro code> | augment loaded policies by given code\n");
@ -454,6 +455,7 @@ int main(int argc, char** argv)
char* seed_save_file = 0; char* seed_save_file = 0;
char* user_pcap_filter = 0; char* user_pcap_filter = 0;
char* debug_streams = 0; char* debug_streams = 0;
int parse_only = false;
int bare_mode = false; int bare_mode = false;
int seed = 0; int seed = 0;
int dump_cfg = false; int dump_cfg = false;
@ -465,6 +467,7 @@ int main(int argc, char** argv)
int print_plugins = 0; int print_plugins = 0;
static struct option long_opts[] = { static struct option long_opts[] = {
{"parse-only", no_argument, 0, 'a'},
{"bare-mode", no_argument, 0, 'b'}, {"bare-mode", no_argument, 0, 'b'},
{"debug-policy", no_argument, 0, 'd'}, {"debug-policy", no_argument, 0, 'd'},
{"dump-config", no_argument, 0, 'g'}, {"dump-config", no_argument, 0, 'g'},
@ -544,7 +547,7 @@ int main(int argc, char** argv)
opterr = 0; opterr = 0;
char opts[256]; char opts[256];
safe_strncpy(opts, "B:D:e:f:I:i:K:l:n:p:R:r:s:T:t:U:w:x:X:y:Y:z:CFGLNOPSWbdghv", safe_strncpy(opts, "B:D:e:f:I:i:K:l:n:p:R:r:s:T:t:U:w:x:X:y:Y:z:CFGLNOPSWabdghv",
sizeof(opts)); sizeof(opts));
#ifdef USE_PERFTOOLS_DEBUG #ifdef USE_PERFTOOLS_DEBUG
@ -554,6 +557,10 @@ int main(int argc, char** argv)
int op; int op;
while ( (op = getopt_long(argc, argv, opts, long_opts, &long_optsind)) != EOF ) while ( (op = getopt_long(argc, argv, opts, long_opts, &long_optsind)) != EOF )
switch ( op ) { switch ( op ) {
case 'a':
parse_only = true;
break;
case 'b': case 'b':
bare_mode = true; bare_mode = true;
break; break;
@ -890,6 +897,9 @@ int main(int argc, char** argv)
exit(1); exit(1);
} }
if ( parse_only )
exit(reporter->Errors() > 0 ? 1 : 0);
#ifdef USE_PERFTOOLS_DEBUG #ifdef USE_PERFTOOLS_DEBUG
} }
#endif #endif