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mctpd: Make timeout and bus owner configs configurable #14

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mctpd: Make timeout and bus owner configs configurable #14

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237fa96
mctpd: Add timeout overriding using program arguments
Sep 14, 2023
2370286
mctpd: Add bus owner and endpoint switch using arguments
Oct 2, 2023
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17 changes: 14 additions & 3 deletions src/mctpd.c
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Original file line number Diff line number Diff line change
Expand Up @@ -3074,9 +3074,10 @@ static int setup_testing(ctx *ctx) {

static void print_usage(ctx *ctx)
{
fprintf(stderr, "mctpd [-v] [-N]\n");
fprintf(stderr, "mctpd [-v] [-N] [-t usecs]\n");
fprintf(stderr, " -v verbose\n");
fprintf(stderr, " -N testing mode. Not safe for production\n");
fprintf(stderr, " -t timeout in usecs\n");
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Timeout for what? This may need to be a little more descriptive.

And why microseconds here? milliseconds may be easier to deal with.

}

static int parse_args(ctx *ctx, int argc, char **argv)
Expand All @@ -3085,12 +3086,16 @@ static int parse_args(ctx *ctx, int argc, char **argv)
{ .name = "help", .has_arg = no_argument, .val = 'h' },
{ .name = "verbose", .has_arg = no_argument, .val = 'v' },
{ .name = "testing", .has_arg = no_argument, .val = 'N' },
{ .name = "timeout", .has_arg = required_argument, .val = 't' },
{ 0 },
};
int c;

// default values
ctx->mctp_timeout = 250000; // 250ms

for (;;) {
c = getopt_long(argc, argv, "+hvN", options, NULL);
c = getopt_long(argc, argv, "+hvNt:", options, NULL);
if (c == -1)
break;

Expand All @@ -3101,6 +3106,13 @@ static int parse_args(ctx *ctx, int argc, char **argv)
case 'v':
ctx->verbose = true;
break;
case 't':
ctx->mctp_timeout = strtoull(optarg, NULL, 10);
if (ctx->mctp_timeout == 0) {
warnx("Timeout must be a non-zero u64");
return errno;
}
break;
case 'h':
default:
print_usage(ctx);
Expand Down Expand Up @@ -3138,7 +3150,6 @@ static int setup_config(ctx *ctx)
{
int rc;
// TODO: this will go in a config file or arguments.
ctx->mctp_timeout = 250000; // 250ms
ctx->bus_owner = true;
rc = fill_uuid(ctx);
if (rc < 0)
Expand Down