}
KDBUS_ITEM_FOREACH(item, name, items)
- if (item->type == KDBUS_ITEM_NAME)
- entry_name = item->str;
+ if (item->type == KDBUS_ITEM_OWNED_NAME)
+ entry_name = item->name.name;
if (entry_name && service_name_is_valid(entry_name)) {
r = strv_extend(x, entry_name);
switch (item->type) {
+ case KDBUS_ITEM_PIDS:
+
+ if (mask & SD_BUS_CREDS_PID && item->pids.pid > 0) {
+ c->pid = (pid_t) item->pids.pid;
+ c->mask |= SD_BUS_CREDS_PID;
+ }
+
+ if (mask & SD_BUS_CREDS_TID && item->pids.tid > 0) {
+ c->tid = (pid_t) item->pids.tid;
+ c->mask |= SD_BUS_CREDS_TID;
+ }
+
+ if (mask & SD_BUS_CREDS_PID_STARTTIME && item->pids.starttime > 0) {
+ c->pid_starttime = item->pids.starttime;
+ c->mask |= SD_BUS_CREDS_PID_STARTTIME;
+ }
+
+ break;
+
case KDBUS_ITEM_CREDS:
- m = (SD_BUS_CREDS_UID | SD_BUS_CREDS_GID | SD_BUS_CREDS_PID) & mask;
- if (m) {
+ if (mask & SD_BUS_CREDS_UID && (uid_t) item->creds.uid != (uid_t) -1) {
c->uid = (uid_t) item->creds.uid;
- c->pid = (pid_t) item->creds.pid;
+ c->mask |= SD_BUS_CREDS_UID;
+ }
+
+ if (mask & SD_BUS_CREDS_EUID && (uid_t) item->creds.euid != (uid_t) -1) {
+ c->euid = (uid_t) item->creds.euid;
+ c->mask |= SD_BUS_CREDS_EUID;
+ }
+
+ if (mask & SD_BUS_CREDS_SUID && (uid_t) item->creds.suid != (uid_t) -1) {
+ c->suid = (uid_t) item->creds.suid;
+ c->mask |= SD_BUS_CREDS_SUID;
+ }
+
+ if (mask & SD_BUS_CREDS_FSUID && (uid_t) item->creds.fsuid != (uid_t) -1) {
+ c->fsuid = (uid_t) item->creds.fsuid;
+ c->mask |= SD_BUS_CREDS_FSUID;
+ }
+
+ if (mask & SD_BUS_CREDS_GID && (gid_t) item->creds.gid != (gid_t) -1) {
c->gid = (gid_t) item->creds.gid;
- c->mask |= m;
+ c->mask |= SD_BUS_CREDS_GID;
}
- if (mask & SD_BUS_CREDS_TID && item->creds.tid > 0) {
- c->tid = (pid_t) item->creds.tid;
- c->mask |= SD_BUS_CREDS_TID;
+ if (mask & SD_BUS_CREDS_EGID && (gid_t) item->creds.egid != (gid_t) -1) {
+ c->egid = (gid_t) item->creds.egid;
+ c->mask |= SD_BUS_CREDS_EGID;
}
- if (mask & SD_BUS_CREDS_PID_STARTTIME && item->creds.starttime > 0) {
- c->pid_starttime = item->creds.starttime;
- c->mask |= SD_BUS_CREDS_PID_STARTTIME;
+ if (mask & SD_BUS_CREDS_SGID && (gid_t) item->creds.sgid != (gid_t) -1) {
+ c->sgid = (gid_t) item->creds.sgid;
+ c->mask |= SD_BUS_CREDS_SGID;
+ }
+
+ if (mask & SD_BUS_CREDS_FSGID && (gid_t) item->creds.fsgid != (gid_t) -1) {
+ c->fsgid = (gid_t) item->creds.fsgid;
+ c->mask |= SD_BUS_CREDS_FSGID;
}
break;
SD_BUS_CREDS_INHERITABLE_CAPS | SD_BUS_CREDS_BOUNDING_CAPS) & mask;
if (m) {
- c->capability_size = item->size - KDBUS_ITEM_HEADER_SIZE;
- c->capability = memdup(item->data, c->capability_size);
+ c->capability_size = item->size - offsetof(struct kdbus_item, caps.caps);
+ c->capability = memdup(item->caps.caps, c->capability_size);
if (!c->capability)
return -ENOMEM;
}
break;
- case KDBUS_ITEM_NAME:
+ case KDBUS_ITEM_OWNED_NAME:
if ((mask & SD_BUS_CREDS_WELL_KNOWN_NAMES) && service_name_is_valid(item->name.name)) {
r = strv_extend(&c->well_known_names, item->name.name);
if (r < 0)
}
break;
- case KDBUS_ITEM_CONN_NAME:
- if ((mask & SD_BUS_CREDS_CONNECTION_NAME)) {
- c->conn_name = strdup(item->str);
- if (!c->conn_name)
+ case KDBUS_ITEM_CONN_DESCRIPTION:
+ if ((mask & SD_BUS_CREDS_DESCRIPTION)) {
+ c->description = strdup(item->str);
+ if (!c->description)
return -ENOMEM;
- c->mask |= SD_BUS_CREDS_CONNECTION_NAME;
+ c->mask |= SD_BUS_CREDS_DESCRIPTION;
}
break;
}
cmd->size = size;
kdbus_translate_attach_flags(mask, (uint64_t*) &cmd->flags);
+ /* If augmentation is on, and the bus doesn't didn't allow us
+ * to get the bits we want, then ask for the PID/TID so that we
+ * can read the rest from /proc. */
+ if ((mask & SD_BUS_CREDS_AUGMENT) &&
+ (mask & (SD_BUS_CREDS_UID|SD_BUS_CREDS_EUID|SD_BUS_CREDS_SUID|SD_BUS_CREDS_FSUID|
+ SD_BUS_CREDS_GID|SD_BUS_CREDS_EGID|SD_BUS_CREDS_SGID|SD_BUS_CREDS_FSGID|
+ SD_BUS_CREDS_COMM|SD_BUS_CREDS_TID_COMM|SD_BUS_CREDS_EXE|SD_BUS_CREDS_CMDLINE|
+ SD_BUS_CREDS_CGROUP|SD_BUS_CREDS_UNIT|SD_BUS_CREDS_USER_UNIT|SD_BUS_CREDS_SLICE|SD_BUS_CREDS_SESSION|SD_BUS_CREDS_OWNER_UID|
+ SD_BUS_CREDS_EFFECTIVE_CAPS|SD_BUS_CREDS_PERMITTED_CAPS|SD_BUS_CREDS_INHERITABLE_CAPS|SD_BUS_CREDS_BOUNDING_CAPS|
+ SD_BUS_CREDS_SELINUX_CONTEXT|
+ SD_BUS_CREDS_AUDIT_SESSION_ID|SD_BUS_CREDS_AUDIT_LOGIN_UID)))
+ cmd->flags |= KDBUS_ATTACH_PIDS;
+
r = ioctl(bus->input_fd, KDBUS_CMD_CONN_INFO, cmd);
if (r < 0)
return -errno;
if (r < 0)
goto fail;
+ r = bus_creds_add_more(c, mask, 0, 0);
+ if (r < 0)
+ goto fail;
+
if (creds) {
*creds = c;
c = NULL;
c->mask |= SD_BUS_CREDS_UNIQUE_NAME;
}
- if (mask & (SD_BUS_CREDS_PID|SD_BUS_CREDS_PID_STARTTIME|SD_BUS_CREDS_GID|
- SD_BUS_CREDS_COMM|SD_BUS_CREDS_EXE|SD_BUS_CREDS_CMDLINE|
- SD_BUS_CREDS_CGROUP|SD_BUS_CREDS_UNIT|SD_BUS_CREDS_USER_UNIT|SD_BUS_CREDS_SLICE|SD_BUS_CREDS_SESSION|SD_BUS_CREDS_OWNER_UID|
- SD_BUS_CREDS_EFFECTIVE_CAPS|SD_BUS_CREDS_PERMITTED_CAPS|SD_BUS_CREDS_INHERITABLE_CAPS|SD_BUS_CREDS_BOUNDING_CAPS|
- SD_BUS_CREDS_AUDIT_SESSION_ID|SD_BUS_CREDS_AUDIT_LOGIN_UID)) {
+ if ((mask & SD_BUS_CREDS_PID) ||
+ ((mask & SD_BUS_CREDS_AUGMENT) &&
+ (mask & (SD_BUS_CREDS_PID_STARTTIME|
+ SD_BUS_CREDS_EUID|SD_BUS_CREDS_SUID|SD_BUS_CREDS_FSUID|
+ SD_BUS_CREDS_GID|SD_BUS_CREDS_EGID|SD_BUS_CREDS_SGID|SD_BUS_CREDS_FSGID|
+ SD_BUS_CREDS_COMM|SD_BUS_CREDS_EXE|SD_BUS_CREDS_CMDLINE|
+ SD_BUS_CREDS_CGROUP|SD_BUS_CREDS_UNIT|SD_BUS_CREDS_USER_UNIT|SD_BUS_CREDS_SLICE|SD_BUS_CREDS_SESSION|SD_BUS_CREDS_OWNER_UID|
+ SD_BUS_CREDS_EFFECTIVE_CAPS|SD_BUS_CREDS_PERMITTED_CAPS|SD_BUS_CREDS_INHERITABLE_CAPS|SD_BUS_CREDS_BOUNDING_CAPS|
+ SD_BUS_CREDS_SELINUX_CONTEXT|
+ SD_BUS_CREDS_AUDIT_SESSION_ID|SD_BUS_CREDS_AUDIT_LOGIN_UID)))) {
+
uint32_t u;
r = sd_bus_call_method(
assert_return(bus, -EINVAL);
assert_return(name, -EINVAL);
- assert_return(mask <= _SD_BUS_CREDS_ALL, -ENOTSUP);
+ assert_return((mask & ~SD_BUS_CREDS_AUGMENT) <= _SD_BUS_CREDS_ALL, -ENOTSUP);
assert_return(mask == 0 || creds, -EINVAL);
assert_return(!bus_pid_changed(bus), -ECHILD);
assert_return(service_name_is_valid(name), -EINVAL);
return bus_get_name_creds_dbus1(bus, name, mask, creds);
}
+_public_ int sd_bus_get_owner_creds(sd_bus *bus, uint64_t mask, sd_bus_creds **ret) {
+ _cleanup_bus_creds_unref_ sd_bus_creds *c = NULL;
+ pid_t pid = 0;
+ int r;
+
+ assert_return(bus, -EINVAL);
+ assert_return((mask & ~SD_BUS_CREDS_AUGMENT) <= _SD_BUS_CREDS_ALL, -ENOTSUP);
+ assert_return(ret, -EINVAL);
+ assert_return(!bus_pid_changed(bus), -ECHILD);
+
+ if (!BUS_IS_OPEN(bus->state))
+ return -ENOTCONN;
+
+ if (!bus->ucred_valid && !isempty(bus->label))
+ return -ENODATA;
+
+ c = bus_creds_new();
+ if (!c)
+ return -ENOMEM;
+
+ if (bus->ucred_valid) {
+ pid = c->pid = bus->ucred.pid;
+ c->uid = bus->ucred.uid;
+ c->gid = bus->ucred.gid;
+
+ c->mask |= (SD_BUS_CREDS_UID | SD_BUS_CREDS_PID | SD_BUS_CREDS_GID) & mask;
+ }
+
+ if (!isempty(bus->label) && (mask & SD_BUS_CREDS_SELINUX_CONTEXT)) {
+ c->label = strdup(bus->label);
+ if (!c->label)
+ return -ENOMEM;
+
+ c->mask |= SD_BUS_CREDS_SELINUX_CONTEXT;
+ }
+
+ if (bus->is_kernel) {
+ struct kdbus_cmd_info cmd = {};
+ struct kdbus_info *creator_info;
+
+ cmd.size = sizeof(cmd);
+ kdbus_translate_attach_flags(mask, (uint64_t*) &cmd.flags);
+
+ /* If augmentation is on, and the bus doesn't didn't allow us
+ * to get the bits we want, then ask for the PID/TID so that we
+ * can read the rest from /proc. */
+ if ((mask & SD_BUS_CREDS_AUGMENT) &&
+ (mask & (SD_BUS_CREDS_UID|SD_BUS_CREDS_EUID|SD_BUS_CREDS_SUID|SD_BUS_CREDS_FSUID|
+ SD_BUS_CREDS_GID|SD_BUS_CREDS_EGID|SD_BUS_CREDS_SGID|SD_BUS_CREDS_FSGID|
+ SD_BUS_CREDS_COMM|SD_BUS_CREDS_TID_COMM|SD_BUS_CREDS_EXE|SD_BUS_CREDS_CMDLINE|
+ SD_BUS_CREDS_CGROUP|SD_BUS_CREDS_UNIT|SD_BUS_CREDS_USER_UNIT|SD_BUS_CREDS_SLICE|SD_BUS_CREDS_SESSION|SD_BUS_CREDS_OWNER_UID|
+ SD_BUS_CREDS_EFFECTIVE_CAPS|SD_BUS_CREDS_PERMITTED_CAPS|SD_BUS_CREDS_INHERITABLE_CAPS|SD_BUS_CREDS_BOUNDING_CAPS|
+ SD_BUS_CREDS_SELINUX_CONTEXT|
+ SD_BUS_CREDS_AUDIT_SESSION_ID|SD_BUS_CREDS_AUDIT_LOGIN_UID)))
+ cmd.flags |= KDBUS_ATTACH_PIDS;
+
+ r = ioctl(bus->input_fd, KDBUS_CMD_BUS_CREATOR_INFO, &cmd);
+ if (r < 0)
+ return -errno;
+
+ creator_info = (struct kdbus_info *) ((uint8_t *) bus->kdbus_buffer + cmd.offset);
+
+ r = bus_populate_creds_from_items(bus, creator_info, mask, c);
+ kernel_cmd_free(bus, cmd.offset);
+
+ if (r < 0)
+ return r;
+ }
+
+ r = bus_creds_add_more(c, mask, pid, 0);
+ if (r < 0)
+ return r;
+
+ *ret = c;
+ c = NULL;
+ return 0;
+}
+
static int add_name_change_match(sd_bus *bus,
uint64_t cookie,
const char *name,
~ianmdlvl / elogind.git / blobdiff