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Minor refactor

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This commit is contained in:
Nicolas Viennot 2019-11-10 16:23:00 -05:00
parent bfa3c104d7
commit 7e02dba7ef
2 changed files with 20 additions and 19 deletions
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36
tmate-ssh-client.c
View File

@ -86,7 +86,6 @@ static void on_ssh_auth_server_complete(struct tmate_ssh_client *connected_clien
if (client == connected_client) if (client == connected_client)
continue; continue;
assert(!client->has_encoder);
kill_ssh_client(client, NULL); kill_ssh_client(client, NULL);
} }
} }
@ -177,7 +176,9 @@ static void tune_socket_opts(int fd)
#define SSO(level, optname, val) ({ \ #define SSO(level, optname, val) ({ \
int _flag = val; \ int _flag = val; \
if (setsockopt(fd, level, optname, &(_flag), sizeof(int)) < 0) { \ if (setsockopt(fd, level, optname, &(_flag), sizeof(int)) < 0) { \
tmate_info("setsockopt(" #level ", " #optname ", %d) failed", val); \ /* If the connection has been closed, we'll get EINVAL */ \
if (errno != EINVAL) \
tmate_info("setsockopt(" #level ", " #optname ", %d) failed %s", val, strerror(errno)); \
} \ } \
}) })
@ -249,23 +250,11 @@ static void init_conn_fd(struct tmate_ssh_client *client)
static void on_ssh_client_event(struct tmate_ssh_client *client) static void on_ssh_client_event(struct tmate_ssh_client *client)
{ {
char *identity;
ssh_key pubkey;
enum ssh_keytypes_e key_type;
unsigned char *hash;
ssize_t hash_len;
char *hash_str;
const char *server_hash_str;
int match;
int verbosity = SSH_LOG_NOLOG + log_get_level();
int port = options_get_number(global_options, "tmate-server-port");
ssh_session session = client->session; ssh_session session = client->session;
ssh_channel channel = client->channel; ssh_channel channel = client->channel;
switch (client->state) { switch (client->state) {
case SSH_INIT: case SSH_INIT: {
client->session = session = ssh_new(); client->session = session = ssh_new();
if (!session) { if (!session) {
tmate_fatal("cannot ssh_new()"); tmate_fatal("cannot ssh_new()");
@ -274,6 +263,9 @@ static void on_ssh_client_event(struct tmate_ssh_client *client)
ssh_set_callbacks(session, &client->ssh_callbacks); ssh_set_callbacks(session, &client->ssh_callbacks);
int verbosity = SSH_LOG_NOLOG + log_get_level();
int port = options_get_number(global_options, "tmate-server-port");
ssh_set_blocking(session, 0); ssh_set_blocking(session, 0);
ssh_options_set(session, SSH_OPTIONS_HOST, client->server_ip); ssh_options_set(session, SSH_OPTIONS_HOST, client->server_ip);
ssh_options_set(session, SSH_OPTIONS_LOG_VERBOSITY, &verbosity); ssh_options_set(session, SSH_OPTIONS_LOG_VERBOSITY, &verbosity);
@ -281,6 +273,7 @@ static void on_ssh_client_event(struct tmate_ssh_client *client)
ssh_options_set(session, SSH_OPTIONS_USER, "tmate"); ssh_options_set(session, SSH_OPTIONS_USER, "tmate");
ssh_options_set(session, SSH_OPTIONS_COMPRESSION, "yes"); ssh_options_set(session, SSH_OPTIONS_COMPRESSION, "yes");
char *identity;
if ((identity = get_identity())) { if ((identity = get_identity())) {
/* /*
* FIXME libssh will continue with the next set of * FIXME libssh will continue with the next set of
@ -295,6 +288,7 @@ static void on_ssh_client_event(struct tmate_ssh_client *client)
} }
client->state = SSH_CONNECT; client->state = SSH_CONNECT;
}
// fall through // fall through
case SSH_CONNECT: case SSH_CONNECT:
@ -314,7 +308,15 @@ static void on_ssh_client_event(struct tmate_ssh_client *client)
} }
// fall through // fall through
case SSH_AUTH_SERVER: case SSH_AUTH_SERVER: {
ssh_key pubkey;
enum ssh_keytypes_e key_type;
unsigned char *hash;
ssize_t hash_len;
char *hash_str;
const char *server_hash_str;
int match;
#if LIBSSH_VERSION_INT >= SSH_VERSION_INT(0, 9, 0) #if LIBSSH_VERSION_INT >= SSH_VERSION_INT(0, 9, 0)
if (ssh_get_server_publickey(session, &pubkey) < 0) if (ssh_get_server_publickey(session, &pubkey) < 0)
tmate_fatal("ssh_get_server_publickey"); tmate_fatal("ssh_get_server_publickey");
@ -379,6 +381,7 @@ static void on_ssh_client_event(struct tmate_ssh_client *client)
on_ssh_auth_server_complete(client); on_ssh_auth_server_complete(client);
client->state = SSH_AUTH_CLIENT_NONE; client->state = SSH_AUTH_CLIENT_NONE;
}
// fall through // fall through
case SSH_AUTH_CLIENT_NONE: case SSH_AUTH_CLIENT_NONE:
@ -573,7 +576,6 @@ struct tmate_ssh_client *tmate_ssh_client_alloc(struct tmate_session *session,
client->state = SSH_NONE; client->state = SSH_NONE;
client->session = NULL; client->session = NULL;
client->channel = NULL; client->channel = NULL;
client->has_encoder = 0;
return client; return client;
} }

1
tmate.h
View File

@ -130,7 +130,6 @@ struct tmate_ssh_client {
char *server_ip; char *server_ip;
int has_encoder;
int state; int state;
/* /*