Skip to content

L
lxc
Unverified Commit 2520facd by Christian Brauner
Options

console: s/pty_info/tty/g

Signed-off-by: 's avatarChristian Brauner <christian.brauner@ubuntu.com>
parent 13bb312d
Showing with 43 additions and 45 deletions
src/lxc/conf.c
......@@ -848,7 +848,7 @@ static int lxc_setup_ttys(struct lxc_conf *conf)
return 0;
for (i = 0; i < tty_info->nbtty; i++) {
struct lxc_terminal_info *pty_info = &tty_info->pty_info[i];
struct lxc_terminal_info *tty = &tty_info->tty[i];
ret = snprintf(path, sizeof(path), "/dev/tty%d", i + 1);
if (ret < 0 || (size_t)ret >= sizeof(path))
......@@ -875,13 +875,13 @@ static int lxc_setup_ttys(struct lxc_conf *conf)
return -1;
}
ret = mount(pty_info->name, lxcpath, "none", MS_BIND, 0);
ret = mount(tty->name, lxcpath, "none", MS_BIND, 0);
if (ret < 0) {
WARN("Failed to bind mount \"%s\" onto \"%s\"",
pty_info->name, path);
tty->name, path);
continue;
}
DEBUG("bind mounted \"%s\" onto \"%s\"", pty_info->name,
DEBUG("bind mounted \"%s\" onto \"%s\"", tty->name,
path);
ret = snprintf(lxcpath, sizeof(lxcpath), "%s/tty%d",
......@@ -910,17 +910,17 @@ static int lxc_setup_ttys(struct lxc_conf *conf)
}
}
ret = mount(pty_info->name, path, "none", MS_BIND, 0);
ret = mount(tty->name, path, "none", MS_BIND, 0);
if (ret < 0) {
SYSERROR("Failed to mount '%s'->'%s'", pty_info->name, path);
SYSERROR("Failed to mount '%s'->'%s'", tty->name, path);
continue;
}
DEBUG("Bind mounted \"%s\" onto \"%s\"", pty_info->name,
DEBUG("Bind mounted \"%s\" onto \"%s\"", tty->name,
path);
}
if (!append_ptyname(&conf->pty_names, pty_info->name)) {
if (!append_ptyname(&conf->pty_names, tty->name)) {
ERROR("Error setting up container_ttys string");
return -1;
}
......@@ -939,17 +939,15 @@ int lxc_allocate_ttys(const char *name, struct lxc_conf *conf)
if (!conf->tty)
return 0;
tty_info->pty_info = malloc(sizeof(*tty_info->pty_info) * conf->tty);
if (!tty_info->pty_info) {
SYSERROR("failed to allocate struct *pty_info");
tty_info->tty = malloc(sizeof(*tty_info->tty) * conf->tty);
if (!tty_info->tty)
return -ENOMEM;
}
for (i = 0; i < conf->tty; i++) {
struct lxc_terminal_info *pty_info = &tty_info->pty_info[i];
struct lxc_terminal_info *tty = &tty_info->tty[i];
ret = openpty(&pty_info->master, &pty_info->slave,
pty_info->name, NULL, NULL);
ret = openpty(&tty->master, &tty->slave,
tty->name, NULL, NULL);
if (ret) {
SYSERROR("failed to create pty device number %d", i);
tty_info->nbtty = i;
......@@ -958,22 +956,22 @@ int lxc_allocate_ttys(const char *name, struct lxc_conf *conf)
}
DEBUG("allocated pty \"%s\" with master fd %d and slave fd %d",
pty_info->name, pty_info->master, pty_info->slave);
tty->name, tty->master, tty->slave);
/* Prevent leaking the file descriptors to the container */
ret = fcntl(pty_info->master, F_SETFD, FD_CLOEXEC);
ret = fcntl(tty->master, F_SETFD, FD_CLOEXEC);
if (ret < 0)
WARN("failed to set FD_CLOEXEC flag on master fd %d of "
"pty device \"%s\": %s",
pty_info->master, pty_info->name, strerror(errno));
tty->master, tty->name, strerror(errno));
ret = fcntl(pty_info->slave, F_SETFD, FD_CLOEXEC);
ret = fcntl(tty->slave, F_SETFD, FD_CLOEXEC);
if (ret < 0)
WARN("failed to set FD_CLOEXEC flag on slave fd %d of "
"pty device \"%s\": %s",
pty_info->slave, pty_info->name, strerror(errno));
tty->slave, tty->name, strerror(errno));
pty_info->busy = 0;
tty->busy = 0;
}
tty_info->nbtty = conf->tty;
......@@ -987,14 +985,14 @@ void lxc_delete_tty(struct lxc_tty_info *tty_info)
int i;
for (i = 0; i < tty_info->nbtty; i++) {
struct lxc_terminal_info *pty_info = &tty_info->pty_info[i];
struct lxc_terminal_info *tty = &tty_info->tty[i];
close(pty_info->master);
close(pty_info->slave);
close(tty->master);
close(tty->slave);
}
free(tty_info->pty_info);
tty_info->pty_info = NULL;
free(tty_info->tty);
tty_info->tty = NULL;
tty_info->nbtty = 0;
}
......@@ -1011,17 +1009,17 @@ static int lxc_send_ttys_to_parent(struct lxc_handler *handler)
for (i = 0; i < conf->tty; i++) {
int ttyfds[2];
struct lxc_terminal_info *pty_info = &tty_info->pty_info[i];
struct lxc_terminal_info *tty = &tty_info->tty[i];
ttyfds[0] = pty_info->master;
ttyfds[1] = pty_info->slave;
ttyfds[0] = tty->master;
ttyfds[1] = tty->slave;
ret = lxc_abstract_unix_send_fds(sock, ttyfds, 2, NULL, 0);
if (ret < 0)
break;
TRACE("Send pty \"%s\" with master fd %d and slave fd %d to "
"parent", pty_info->name, pty_info->master, pty_info->slave);
"parent", tty->name, tty->master, tty->slave);
}
if (ret < 0)
......
src/lxc/conf.h
......@@ -141,7 +141,7 @@ struct id_map {
*/
struct lxc_tty_info {
int nbtty;
struct lxc_terminal_info *pty_info;
struct lxc_terminal_info *tty;
};
struct lxc_tty_state;
......
src/lxc/console.c
......@@ -592,7 +592,7 @@ int lxc_terminal_allocate(struct lxc_conf *conf, int sockfd, int *ttyreq)
if (*ttyreq > tty_info->nbtty)
goto out;
if (tty_info->pty_info[*ttyreq - 1].busy)
if (tty_info->tty[*ttyreq - 1].busy)
goto out;
/* the requested tty is available */
......@@ -601,7 +601,7 @@ int lxc_terminal_allocate(struct lxc_conf *conf, int sockfd, int *ttyreq)
}
/* search for next available tty, fixup index tty1 => [0] */
for (ttynum = 1; ttynum <= tty_info->nbtty && tty_info->pty_info[ttynum - 1].busy; ttynum++)
for (ttynum = 1; ttynum <= tty_info->nbtty && tty_info->tty[ttynum - 1].busy; ttynum++)
;
/* we didn't find any available slot for tty */
......@@ -611,8 +611,8 @@ int lxc_terminal_allocate(struct lxc_conf *conf, int sockfd, int *ttyreq)
*ttyreq = ttynum;
out_tty:
tty_info->pty_info[ttynum - 1].busy = sockfd;
masterfd = tty_info->pty_info[ttynum - 1].master;
tty_info->tty[ttynum - 1].busy = sockfd;
masterfd = tty_info->tty[ttynum - 1].master;
out:
return masterfd;
}
......@@ -624,8 +624,8 @@ void lxc_terminal_free(struct lxc_conf *conf, int fd)
struct lxc_terminal *terminal = &conf->console;
for (i = 0; i < tty_info->nbtty; i++) {
if (tty_info->pty_info[i].busy == fd)
tty_info->pty_info[i].busy = 0;
if (tty_info->tty[i].busy == fd)
tty_info->tty[i].busy = 0;
}
if (terminal->peerpty.busy == fd) {
......
src/lxc/start.c
......@@ -1340,7 +1340,7 @@ out_error:
static int lxc_recv_ttys_from_child(struct lxc_handler *handler)
{
int i;
struct lxc_terminal_info *pty_info;
struct lxc_terminal_info *tty;
int ret = -1;
int sock = handler->data_sock[1];
struct lxc_conf *conf = handler->conf;
......@@ -1349,8 +1349,8 @@ static int lxc_recv_ttys_from_child(struct lxc_handler *handler)
if (!conf->tty)
return 0;
tty_info->pty_info = malloc(sizeof(*tty_info->pty_info) * conf->tty);
if (!tty_info->pty_info)
tty_info->tty = malloc(sizeof(*tty_info->tty) * conf->tty);
if (!tty_info->tty)
return -1;
for (i = 0; i < conf->tty; i++) {
......@@ -1360,12 +1360,12 @@ static int lxc_recv_ttys_from_child(struct lxc_handler *handler)
if (ret < 0)
break;
pty_info = &tty_info->pty_info[i];
pty_info->busy = 0;
pty_info->master = ttyfds[0];
pty_info->slave = ttyfds[1];
tty = &tty_info->tty[i];
tty->busy = 0;
tty->master = ttyfds[0];
tty->slave = ttyfds[1];
TRACE("Received pty with master fd %d and slave fd %d from "
"parent", pty_info->master, pty_info->slave);
"parent", tty->master, tty->slave);
}
if (ret < 0)
ERROR("Failed to receive %d ttys from child: %s", conf->tty,
......
Markdown is supported
0% or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment