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add -g option to specify TCP cc algorithm

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This commit introduce SSH_OPTIONS_CCALGO option to the libssh patch
and add -g CONGESTION option to mscp.
This commit is contained in:
Ryo Nakamura
2023-09-09 14:32:15 +09:00
parent a88471fc43
commit bf74aa095a
7 changed files with 191 additions and 7 deletions
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14
src/main.c
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@@ -21,7 +21,8 @@ void usage(bool print_help) {
"Usage: mscp [vqDHdNh] [-n nr_conns] [-m coremask] [-u max_startups]\n"
" [-s min_chunk_sz] [-S max_chunk_sz] [-a nr_ahead] [-b buf_sz]\n"
" [-l login_name] [-p port] [-F ssh_config] [-i identity_file]\n"
" [-c cipher_spec] [-M hmac_spec] [-C compress] source ... target\n"
" [-c cipher_spec] [-M hmac_spec] [-C compress] [-g congestion]\n"
" source ... target\n"
"\n");
if (!print_help)
@@ -51,6 +52,7 @@ void usage(bool print_help) {
" -M HMAC hmac spec\n"
" -C COMPRESS enable compression: "
"yes, no, zlib, zlib@openssh.com\n"
" -g CONGESTION specify TCP congestion control algorithm\n"
" -H disable hostkey check\n"
" -d increment ssh debug output level\n"
" -N enable Nagle's algorithm (default disabled)\n"
@@ -202,7 +204,8 @@ int main(int argc, char **argv)
memset(&o, 0, sizeof(o));
o.severity = MSCP_SEVERITY_WARN;
while ((ch = getopt(argc, argv, "n:m:u:s:S:a:b:vqDrl:p:i:F:c:M:C:HdNh")) != -1) {
while ((ch = getopt(argc, argv,
"n:m:u:s:S:a:b:vqDrl:p:i:F:c:M:C:g:HdNh")) != -1) {
switch (ch) {
case 'n':
o.nr_threads = atoi(optarg);
@@ -287,6 +290,13 @@ int main(int argc, char **argv)
}
strncpy(s.compress, optarg, MSCP_SSH_MAX_COMP_STR);
break;
case 'g':
if (strlen(optarg) > MSCP_SSH_MAX_CCALGO_STR - 1) {
fprintf(stderr, "long ccalgo string: %s\n", optarg);
return -1;
}
strncpy(s.ccalgo, optarg, MSCP_SSH_MAX_CCALGO_STR);
break;
case 'H':
s.no_hostkey_check = true;
break;