#include <errno.h>
#include <string.h>
-#include <sys/capability.h>
#include <arpa/inet.h>
-#include "sd-rtnl.h"
#include "bus-util.h"
#include "bus-label.h"
#include "strv.h"
-#include "rtnl-util.h"
-#include "bus-errors.h"
+#include "bus-common-errors.h"
#include "copy.h"
#include "fileio.h"
+#include "in-addr-util.h"
+#include "local-addresses.h"
+#include "path-util.h"
+#include "bus-internal.h"
#include "machine.h"
+#include "machine-dbus.h"
static int property_get_id(
sd_bus *bus,
return 1;
}
+static int property_get_netif(
+ sd_bus *bus,
+ const char *path,
+ const char *interface,
+ const char *property,
+ sd_bus_message *reply,
+ void *userdata,
+ sd_bus_error *error) {
+
+ Machine *m = userdata;
+ int r;
+
+ assert(bus);
+ assert(reply);
+ assert(m);
+
+ assert_cc(sizeof(int) == sizeof(int32_t));
+
+ r = sd_bus_message_append_array(reply, 'i', m->netif, m->n_netif * sizeof(int));
+ if (r < 0)
+ return r;
+
+ return 1;
+}
+
static BUS_DEFINE_PROPERTY_GET_ENUM(property_get_class, machine_class, MachineClass);
int bus_machine_method_terminate(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
return sd_bus_error_set_errno(error, -errno);
if (child == 0) {
- _cleanup_rtnl_message_unref_ sd_rtnl_message *req = NULL, *resp = NULL;
- _cleanup_rtnl_unref_ sd_rtnl *rtnl = NULL;
- sd_rtnl_message *addr;
+ _cleanup_free_ struct local_address *addresses = NULL;
+ struct local_address *a;
+ int i, n;
pair[0] = safe_close(pair[0]);
if (r < 0)
_exit(EXIT_FAILURE);
- r = sd_rtnl_open(&rtnl, 0);
- if (r < 0)
- _exit(EXIT_FAILURE);
-
- r = sd_rtnl_message_new_addr(rtnl, &req, RTM_GETADDR, 0, AF_UNSPEC);
- if (r < 0)
- _exit(EXIT_FAILURE);
-
- r = sd_rtnl_message_request_dump(req, true);
- if (r < 0)
- _exit(EXIT_FAILURE);
-
- r = sd_rtnl_call(rtnl, req, 0, &resp);
- if (r < 0)
+ n = local_addresses(NULL, 0, AF_UNSPEC, &addresses);
+ if (n < 0)
_exit(EXIT_FAILURE);
- for (addr = resp; addr; addr = sd_rtnl_message_next(addr)) {
- uint16_t type;
- unsigned char family;
- union {
- struct in_addr in;
- struct in6_addr in6;
- } in_addr;
- struct iovec iov[2];
-
- r = sd_rtnl_message_get_type(addr, &type);
- if (r < 0)
- _exit(EXIT_FAILURE);
-
- if (type != RTM_NEWADDR)
- continue;
-
- r = sd_rtnl_message_addr_get_family(addr, &family);
- if (r < 0)
- _exit(EXIT_FAILURE);
-
- iov[0] = (struct iovec) { .iov_base = &family, .iov_len = sizeof(family) };
-
- switch (family) {
-
- case AF_INET:
-
- r = sd_rtnl_message_read_in_addr(addr, IFA_LOCAL, &in_addr.in);
- if (r < 0)
- _exit(EXIT_FAILURE);
-
- if (in_addr.in.s_addr == htobe32(INADDR_LOOPBACK))
- continue;
-
- iov[1] = (struct iovec) { .iov_base = &in_addr.in, .iov_len = sizeof(in_addr.in) };
- break;
-
- case AF_INET6:
-
- r = sd_rtnl_message_read_in6_addr(addr, IFA_ADDRESS, &in_addr.in6);
- if (r < 0)
- _exit(EXIT_FAILURE);
-
- if (IN6_IS_ADDR_LOOPBACK(&in_addr.in6))
- continue;
-
- iov[1] = (struct iovec) { .iov_base = &in_addr.in6, .iov_len = sizeof(in_addr.in6) };
- break;
-
- default:
- continue;
- }
+ for (a = addresses, i = 0; i < n; a++, i++) {
+ struct iovec iov[2] = {
+ { .iov_base = &a->family, .iov_len = sizeof(a->family) },
+ { .iov_base = &a->address, .iov_len = FAMILY_ADDRESS_SIZE(a->family) },
+ };
r = writev(pair[1], iov, 2);
if (r < 0)
_exit(EXIT_FAILURE);
}
+ pair[1] = safe_close(pair[1]);
+
_exit(EXIT_SUCCESS);
}
if (r < 0)
return sd_bus_error_set_errno(error, r);
- r = sd_bus_message_open_container(reply, 'a', "(yay)");
+ r = sd_bus_message_open_container(reply, 'a', "(iay)");
if (r < 0)
return sd_bus_error_set_errno(error, r);
for (;;) {
- unsigned char family;
+ int family;
ssize_t n;
- union {
- struct in_addr in;
- struct in6_addr in6;
- } in_addr;
+ union in_addr_union in_addr;
struct iovec iov[2];
struct msghdr mh = {
.msg_iov = iov,
if ((size_t) n < sizeof(family))
break;
- r = sd_bus_message_open_container(reply, 'r', "yay");
+ r = sd_bus_message_open_container(reply, 'r', "iay");
if (r < 0)
return sd_bus_error_set_errno(error, r);
- r = sd_bus_message_append(reply, "y", family);
+ r = sd_bus_message_append(reply, "i", family);
if (r < 0)
return sd_bus_error_set_errno(error, r);
r = namespace_open(m->leader, NULL, &mntns_fd, NULL, &root_fd);
if (r < 0)
- return sd_bus_error_set_errno(error, r);
+ return r;
if (socketpair(AF_UNIX, SOCK_SEQPACKET, 0, pair) < 0)
- return sd_bus_error_set_errno(error, -errno);
+ return -errno;
child = fork();
if (child < 0)
- return sd_bus_error_set_errno(error, -errno);
+ return -errno;
if (child == 0) {
_cleanup_close_ int fd = -1;
_exit(EXIT_FAILURE);
}
- r = copy_bytes(fd, pair[1], (off_t) -1);
+ r = copy_bytes(fd, pair[1], (off_t) -1, false);
if (r < 0)
_exit(EXIT_FAILURE);
f = fdopen(pair[0], "re");
if (!f)
- return sd_bus_error_set_errno(error, -errno);
+ return -errno;
pair[0] = -1;
r = load_env_file_pairs(f, "/etc/os-release", NULL, &l);
if (r < 0)
- return sd_bus_error_set_errno(error, r);
+ return r;
r = wait_for_terminate(child, &si);
if (r < 0)
- return sd_bus_error_set_errno(error, r);
+ return r;
if (si.si_code != CLD_EXITED || si.si_status != EXIT_SUCCESS)
- return sd_bus_error_set_errno(error, EIO);
+ return -EIO;
r = sd_bus_message_new_method_return(message, &reply);
if (r < 0)
- return sd_bus_error_set_errno(error, r);
+ return r;
r = sd_bus_message_open_container(reply, 'a', "{ss}");
if (r < 0)
- return sd_bus_error_set_errno(error, r);
+ return r;
STRV_FOREACH_PAIR(k, v, l) {
r = sd_bus_message_append(reply, "{ss}", *k, *v);
if (r < 0)
- return sd_bus_error_set_errno(error, r);
+ return r;
}
r = sd_bus_message_close_container(reply);
if (r < 0)
- return sd_bus_error_set_errno(error, r);
+ return r;
+
+ return sd_bus_send(bus, reply, NULL);
+}
+
+int bus_machine_method_open_pty(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
+ _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
+ _cleanup_free_ char *pty_name = NULL;
+ _cleanup_close_ int master = -1;
+ Machine *m = userdata;
+ int r;
+
+ assert(bus);
+ assert(message);
+ assert(m);
+
+ master = openpt_in_namespace(m->leader, O_RDWR|O_NOCTTY|O_CLOEXEC);
+ if (master < 0)
+ return master;
+
+ r = ptsname_malloc(master, &pty_name);
+ if (r < 0)
+ return r;
+
+ r = sd_bus_message_new_method_return(message, &reply);
+ if (r < 0)
+ return r;
+
+ r = sd_bus_message_append(reply, "hs", master, pty_name);
+ if (r < 0)
+ return r;
+
+ return sd_bus_send(bus, reply, NULL);
+}
+
+int bus_machine_method_open_login(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
+ _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
+ _cleanup_free_ char *pty_name = NULL, *getty = NULL;
+ _cleanup_bus_unref_ sd_bus *container_bus = NULL;
+ _cleanup_close_ int master = -1;
+ Machine *m = userdata;
+ const char *p;
+ int r;
+
+ r = bus_verify_polkit_async(
+ message,
+ CAP_SYS_ADMIN,
+ "org.freedesktop.machine1.login",
+ false,
+ &m->manager->polkit_registry,
+ error);
+ if (r < 0)
+ return r;
+ if (r == 0)
+ return 1; /* Will call us back */
+
+ master = openpt_in_namespace(m->leader, O_RDWR|O_NOCTTY|O_CLOEXEC);
+ if (master < 0)
+ return master;
+
+ r = ptsname_malloc(master, &pty_name);
+ if (r < 0)
+ return r;
+
+ p = path_startswith(pty_name, "/dev/pts/");
+ if (!p)
+ return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "PTS name %s is invalid", pty_name);
+
+ if (unlockpt(master) < 0)
+ return -errno;
+
+ r = sd_bus_new(&container_bus);
+ if (r < 0)
+ return r;
+
+#ifdef ENABLE_KDBUS
+ asprintf(&container_bus->address, "x-container-kernel:pid=" PID_FMT ";x-container-unix:pid=" PID_FMT, m->leader, m->leader);
+#else
+ asprintf(&container_bus->address, "x-container-kernel:pid=" PID_FMT, m->leader);
+#endif
+ if (!container_bus->address)
+ return -ENOMEM;
+
+ container_bus->bus_client = true;
+ container_bus->trusted = false;
+ container_bus->is_system = true;
+
+ r = sd_bus_start(container_bus);
+ if (r < 0)
+ return r;
+
+ getty = strjoin("container-getty@", p, ".service", NULL);
+ if (!getty)
+ return -ENOMEM;
+
+ r = sd_bus_call_method(
+ container_bus,
+ "org.freedesktop.systemd1",
+ "/org/freedesktop/systemd1",
+ "org.freedesktop.systemd1.Manager",
+ "StartUnit",
+ error, NULL,
+ "ss", getty, "replace");
+ if (r < 0)
+ return r;
+
+ container_bus = sd_bus_unref(container_bus);
+
+ r = sd_bus_message_new_method_return(message, &reply);
+ if (r < 0)
+ return r;
+
+ r = sd_bus_message_append(reply, "hs", master, pty_name);
+ if (r < 0)
+ return r;
return sd_bus_send(bus, reply, NULL);
}
SD_BUS_PROPERTY("Leader", "u", NULL, offsetof(Machine, leader), SD_BUS_VTABLE_PROPERTY_CONST),
SD_BUS_PROPERTY("Class", "s", property_get_class, offsetof(Machine, class), SD_BUS_VTABLE_PROPERTY_CONST),
SD_BUS_PROPERTY("RootDirectory", "s", NULL, offsetof(Machine, root_directory), SD_BUS_VTABLE_PROPERTY_CONST),
+ SD_BUS_PROPERTY("NetworkInterfaces", "ai", property_get_netif, 0, SD_BUS_VTABLE_PROPERTY_CONST),
SD_BUS_PROPERTY("State", "s", property_get_state, 0, 0),
SD_BUS_METHOD("Terminate", NULL, NULL, bus_machine_method_terminate, SD_BUS_VTABLE_CAPABILITY(CAP_KILL)),
SD_BUS_METHOD("Kill", "si", NULL, bus_machine_method_kill, SD_BUS_VTABLE_CAPABILITY(CAP_KILL)),
- SD_BUS_METHOD("GetAddresses", NULL, "a(yay)", bus_machine_method_get_addresses, SD_BUS_VTABLE_UNPRIVILEGED),
+ SD_BUS_METHOD("GetAddresses", NULL, "a(iay)", bus_machine_method_get_addresses, SD_BUS_VTABLE_UNPRIVILEGED),
SD_BUS_METHOD("GetOSRelease", NULL, "a{ss}", bus_machine_method_get_os_release, SD_BUS_VTABLE_UNPRIVILEGED),
+ SD_BUS_METHOD("OpenPTY", NULL, "hs", bus_machine_method_open_pty, 0),
+ SD_BUS_METHOD("OpenLogin", NULL, "hs", bus_machine_method_open_login, SD_BUS_VTABLE_UNPRIVILEGED),
SD_BUS_VTABLE_END
};
~ianmdlvl / elogind.git / blobdiff