vbatts/cri-o
1
0
Fork 0
Code Issues Pull requests Releases Wiki Activity

conmon: use runtime path from ocid

Browse source 
Signed-off-by: Antonio Murdaca <runcom@redhat.com>
This commit is contained in:
Antonio Murdaca 2016-09-17 11:37:45 +02:00
parent 2d8691cb0a
commit 4a4897bbfe
No known key found for this signature in database
GPG key ID: B2BEAD150DE936B9
3 changed files with 67 additions and 31 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

7
Makefile
View file

@ -1,6 +1,9 @@
.PHONY: all clean ocid ocic
.PHONY: all clean conmon ocid ocic
all: ocid ocic
all: conmon ocid ocic
conmon:
make -C $@
ocid:
go build -o ocid ./cmd/server/main.go

90
conmon/conmon.c
View file

@ -33,9 +33,13 @@
#define _cleanup_(x) __attribute__((cleanup(x)))
static inline void freep(void *p) { free(*(void **)p); }
static inline void freep(void *p)
{
free(*(void **)p);
}
static inline void closep(int *fd) {
static inline void closep(int *fd)
{
if (*fd >= 0)
close(*fd);
*fd = -1;
@ -62,6 +66,7 @@ int main(int argc, char *argv[])
int opt;
bool terminal = FALSE;
const char *cid = NULL;
const char *runtime_path = NULL;
char cmd[CMD_SIZE];
GError *err = NULL;
_cleanup_free_ char *contents;
@ -80,29 +85,38 @@ int main(int argc, char *argv[])
char *sync_pipe, *endptr;
int len;
while ((opt = getopt(argc, argv, "tc:")) != -1) {
switch(opt) {
while ((opt = getopt(argc, argv, "tc:r:")) != -1) {
switch (opt) {
case 't':
terminal = TRUE;
break;
case 'c':
cid = optarg;
break;
case 'r':
runtime_path = optarg;
break;
case '?':
if (optopt == 'c')
nexit("Option -%c requires an argument.", optopt);
else if (isprint (optopt))
if (optopt == 'c' || optopt == 'r')
nexit("Option -%c requires an argument.",
optopt);
else if (isprint(optopt))
nexit("Unknown option `-%c'.", optopt);
else
nexit("Unknown option character `\\x%x'.\n", optopt);
nexit("Unknown option character `\\x%x'.\n",
optopt);
default:
nexit("Usage: %s [-c container_id] [-t]", argv[0]);
nexit
("Usage: %s -r runtime_path [-c container_id] [-t]",
argv[0]);
}
}
if (cid == NULL) {
nexit("Container ID not passed");
}
if (cid == NULL)
nexit("Container ID not provided");
if (runtime_path == NULL)
nexit("Runtime path not provided");
sync_pipe = getenv("_OCI_SYNCPIPE");
if (sync_pipe) {
@ -132,7 +146,7 @@ int main(int argc, char *argv[])
pexit("Failed to grant access to slave pty");
/* Unlock the slave pty */
if (unlockpt(mfd) == -1) { /* Unlock slave pty */
if (unlockpt(mfd) == -1) { /* Unlock slave pty */
pexit("Failed to unlock the slave pty");
}
@ -146,9 +160,12 @@ int main(int argc, char *argv[])
/* Create the container */
if (terminal) {
snprintf(cmd, CMD_SIZE, "runc create %s --pid-file pidfile --console %s", cid, slname);
snprintf(cmd, CMD_SIZE,
"%s create %s --pid-file pidfile --console %s",
runtime_path, cid, slname);
} else {
snprintf(cmd, CMD_SIZE, "runc create %s --pid-file pidfile", cid);
snprintf(cmd, CMD_SIZE, "%s create %s --pid-file pidfile",
runtime_path, cid);
}
ret = system(cmd);
if (ret != 0) {
@ -180,9 +197,11 @@ int main(int argc, char *argv[])
pexit("tcegetattr");
/* Settings for raw mode */
t.c_lflag &= ~(ISIG | ICANON | ECHO | ECHOE | ECHOK | ECHONL | IEXTEN);
t.c_iflag &= ~(BRKINT | ICRNL | IGNBRK | IGNCR | INLCR | INPCK |
ISTRIP | IXON | IXOFF | IGNPAR | PARMRK);
t.c_lflag &=
~(ISIG | ICANON | ECHO | ECHOE | ECHOK | ECHONL | IEXTEN);
t.c_iflag &=
~(BRKINT | ICRNL | IGNBRK | IGNCR | INLCR | INPCK | ISTRIP |
IXON | IXOFF | IGNPAR | PARMRK);
t.c_oflag &= ~OPOST;
t.c_cc[VMIN] = 1;
t.c_cc[VTIME] = 0;
@ -214,33 +233,43 @@ int main(int argc, char *argv[])
for (int i = 0; i < ready; i++) {
if (evlist[i].events & EPOLLIN) {
if (evlist[i].data.fd == STDIN_FILENO) {
num_read = read(STDIN_FILENO, buf, BUF_SIZE);
num_read =
read(STDIN_FILENO, buf,
BUF_SIZE);
if (num_read <= 0)
goto out;
if (write(mfd, buf, num_read) != num_read) {
nwarn("partial/failed write (masterFd)");
if (write(mfd, buf, num_read) !=
num_read) {
nwarn
("partial/failed write (masterFd)");
goto out;
}
} else if (evlist[i].data.fd == mfd) {
num_read = read(mfd, buf, BUF_SIZE);
num_read =
read(mfd, buf, BUF_SIZE);
if (num_read <= 0)
goto out;
if (write(STDOUT_FILENO, buf, num_read) != num_read) {
nwarn("partial/failed write (STDOUT_FILENO)");
if (write
(STDOUT_FILENO, buf,
num_read) != num_read) {
nwarn
("partial/failed write (STDOUT_FILENO)");
goto out;
}
}
} else if (evlist[i].events & (EPOLLHUP | EPOLLERR)) {
printf("closing fd %d\n", evlist[i].data.fd);
} else if (evlist[i].events &
(EPOLLHUP | EPOLLERR)) {
printf("closing fd %d\n",
evlist[i].data.fd);
if (close(evlist[i].data.fd) < 0)
pexit("close");
goto out;
}
}
}
out:
out:
tty_restore();
}
@ -253,9 +282,12 @@ out:
if (ret < 0) {
pexit("Failed to allocate memory for status");
}
g_file_set_contents("exit", status_str, strlen(status_str), &err);
g_file_set_contents("exit", status_str,
strlen(status_str), &err);
if (err) {
fprintf(stderr, "Failed to write %s to exit file: %s\n", status_str, err->message);
fprintf(stderr,
"Failed to write %s to exit file: %s\n",
status_str, err->message);
g_error_free(err);
exit(1);
}

1
oci/oci.go
View file

@ -85,6 +85,7 @@ func (r *Runtime) CreateContainer(c *Container) error {
defer parentPipe.Close()
args := []string{"-c", c.name}
args = append(args, "-r", r.path)
if c.terminal {
args = append(args, "-t")
}