#include <assert.h>
+#include <inttypes.h>
#include <stdlib.h>
#include <stdbool.h>
#include <unistd.h>
#include <process/process.h>
#include <url/url.h>
#include <i18n/i18n.h>
+#include <pb-config/pb-config.h>
#include <sys/sysmacros.h>
#include <sys/types.h>
#include "ipmi.h"
enum default_priority {
- DEFAULT_PRIORITY_REMOTE = 1,
- DEFAULT_PRIORITY_LOCAL_FIRST = 2,
+ DEFAULT_PRIORITY_TEMP_USER = 1,
+ DEFAULT_PRIORITY_REMOTE = 2,
+ DEFAULT_PRIORITY_LOCAL_FIRST = 3,
DEFAULT_PRIORITY_LOCAL_LAST = 0xfe,
DEFAULT_PRIORITY_DISABLED = 0xff,
};
+static int default_rescan_timeout = 5 * 60; /* seconds */
+
struct progress_info {
unsigned int percentage;
unsigned long size; /* size in bytes */
struct waiter *timeout_waiter;
bool autoboot_enabled;
unsigned int sec_to_boot;
+ struct autoboot_option *temp_autoboot;
struct discover_boot_option *default_boot_option;
int default_boot_option_priority;
struct list progress;
unsigned int n_progress;
+
+ struct plugin_option **plugins;
+ unsigned int n_plugins;
+ bool plugin_installing;
};
static int mount_device(struct discover_device *dev);
return handler->devices[index];
}
+/**
+ * device_handler_get_plugin_count - Get the count of current handler plugins.
+ */
+int device_handler_get_plugin_count(const struct device_handler *handler)
+{
+ return handler->n_plugins;
+}
+
+/**
+ * discover_handler_get_plugin - Get a handler plugin by index.
+ */
+const struct plugin_option *device_handler_get_plugin(
+ const struct device_handler *handler, unsigned int index)
+{
+ if (index >= handler->n_plugins) {
+ assert(0 && "bad index");
+ return NULL;
+ }
+
+ return handler->plugins[index];
+}
+
struct network *device_handler_get_network(
const struct device_handler *handler)
{
return NULL;
}
+static void set_env_variables(const struct config *config)
+{
+ if (config->http_proxy)
+ setenv("http_proxy", config->http_proxy, 1);
+ else
+ unsetenv("http_proxy");
+
+ if (config->https_proxy)
+ setenv("https_proxy", config->https_proxy, 1);
+ else
+ unsetenv("https_proxy");
+
+ /* Reduce noise in the log from LVM listing open file descriptors */
+ setenv("LVM_SUPPRESS_FD_WARNINGS", "1", 1);
+}
+
struct device_handler *device_handler_init(struct discover_server *server,
struct waitset *waitset, int dry_run)
{
if (config_get()->safe_mode)
return handler;
+ set_env_variables(config_get());
+
rc = device_handler_init_sources(handler);
if (rc) {
talloc_free(handler);
{
struct discover_boot_option *opt, *tmp;
struct ramdisk_device *ramdisk;
+ struct config *config;
unsigned int i;
device_handler_cancel_default(handler);
/* drop all devices */
for (i = 0; i < handler->n_devices; i++) {
+ struct discover_device *device = handler->devices[i];
discover_server_notify_device_remove(handler->server,
- handler->devices[i]->device);
- ramdisk = handler->devices[i]->ramdisk;
- talloc_free(handler->devices[i]);
+ device->device);
+ ramdisk = device->ramdisk;
+ if (device->requery_waiter)
+ waiter_remove(device->requery_waiter);
+ talloc_free(device);
talloc_free(ramdisk);
}
handler->ramdisks = NULL;
handler->n_ramdisks = 0;
+ /* drop any known plugins */
+ for (i = 0; i < handler->n_plugins; i++)
+ talloc_free(handler->plugins[i]);
+ talloc_free(handler->plugins);
+ handler->plugins = NULL;
+ handler->n_plugins = 0;
+
+ discover_server_notify_plugins_remove(handler->server);
+
+ set_env_variables(config_get());
+
+ /* If the safe mode warning was active disable it now */
+ if (config_get()->safe_mode) {
+ config = config_copy(handler, config_get());
+ config->safe_mode = false;
+ config_set(config);
+ discover_server_notify_config(handler->server, config);
+ }
+
+ /* Force rediscovery on SCSI devices */
+ process_run_simple(handler, pb_system_apps.scsi_rescan, NULL);
+
device_handler_reinit_sources(handler);
}
struct discover_boot_option *opt, *tmp;
unsigned int i;
+ if (device->requery_waiter)
+ waiter_remove(device->requery_waiter);
+
list_for_each_entry_safe(&device->boot_options, opt, tmp, list) {
if (opt == handler->default_boot_option) {
pb_log("Default option %s cancelled since device removed",
void device_handler_status(struct device_handler *handler,
struct status *status)
{
+ pb_debug("%s: %s\n", __func__, status->message);
discover_server_notify_boot_status(handler->server, status);
}
unit++;
}
update = talloc_asprintf(handler,
- _("%u %s downloading: %.0f%% - %lu%cB"),
+ _("%u %s downloading: %.0f%% - %" PRIu64 "%cB"),
handler->n_progress,
ngettext("item", "items", handler->n_progress),
(current / total) * 100, current_converted,
}
if (!update) {
- pb_log("%s: failed to allocate new status\n", __func__);
+ pb_log_fn("failed to allocate new status\n");
} else {
device_handler_status_info(handler, "%s\n", update);
talloc_free(update);
}
}
+static void device_handler_plugin_scan_device(struct device_handler *handler,
+ struct discover_device *dev)
+{
+ int rc;
+
+ pb_debug("Scanning %s for plugin files\n", dev->device->id);
+
+ rc = process_run_simple(handler, pb_system_apps.pb_plugin,
+ "scan", dev->mount_path,
+ NULL);
+ if (rc)
+ pb_log("Error from pb-plugin scan %s\n",
+ dev->mount_path);
+}
+
void device_handler_status_download_remove(struct device_handler *handler,
struct process_info *procinfo)
{
static void device_handler_boot_status_cb(void *arg, struct status *status)
{
- device_handler_status(arg, status);
+ struct device_handler *handler = arg;
+
+ /* boot had failed; update handler state to allow a new default if one
+ * is found later
+ */
+ if (status->type == STATUS_ERROR) {
+ handler->pending_boot = NULL;
+ handler->default_boot_option = NULL;
+ }
+
+ device_handler_status(handler, status);
}
static void countdown_status(struct device_handler *handler,
status.type = STATUS_INFO;
status.message = talloc_asprintf(handler,
- _("Booting in %d sec: %s"), sec, opt->option->name);
+ _("Booting in %d sec: [%s] %s"), sec,
+ opt->device->device->id, opt->option->name);
status.backlog = false;
device_handler_status(handler, &status);
return false;
}
+static bool autoboot_option_matches(struct autoboot_option *opt,
+ struct discover_device *dev)
+{
+ if (opt->boot_type == BOOT_DEVICE_UUID)
+ if (!strcmp(opt->uuid, dev->uuid))
+ return true;
+
+ if (opt->boot_type == BOOT_DEVICE_TYPE)
+ if (opt->type == dev->device->type ||
+ opt->type == DEVICE_TYPE_ANY)
+ return true;
+
+ return false;
+}
+
static int autoboot_option_priority(const struct config *config,
struct discover_boot_option *opt)
{
- enum device_type type = opt->device->device->type;
- const char *uuid = opt->device->uuid;
struct autoboot_option *auto_opt;
unsigned int i;
for (i = 0; i < config->n_autoboot_opts; i++) {
auto_opt = &config->autoboot_opts[i];
- if (auto_opt->boot_type == BOOT_DEVICE_UUID)
- if (!strcmp(auto_opt->uuid, uuid))
- return DEFAULT_PRIORITY_LOCAL_FIRST + i;
-
- if (auto_opt->boot_type == BOOT_DEVICE_TYPE)
- if (auto_opt->type == type ||
- auto_opt->type == DEVICE_TYPE_ANY)
- return DEFAULT_PRIORITY_LOCAL_FIRST + i;
+ if (autoboot_option_matches(auto_opt, opt->device))
+ return DEFAULT_PRIORITY_LOCAL_FIRST + i;
}
return -1;
* for these options.
*/
static enum default_priority default_option_priority(
+ struct device_handler *handler,
struct discover_boot_option *opt)
{
const struct config *config;
+ /* Temporary user-provided autoboot options have highest priority */
+ if (handler->temp_autoboot) {
+ if (autoboot_option_matches(handler->temp_autoboot,
+ opt->device))
+ return DEFAULT_PRIORITY_TEMP_USER;
+
+ pb_debug("handler: disabled default priority due to "
+ "temporary user override\n");
+ return DEFAULT_PRIORITY_DISABLED;
+ }
+
config = config_get();
- /* We give highest priority to IPMI-configured boot options. If
- * we have an IPMI bootdev configuration set, then we don't allow
- * any other defaults */
+ /* Next highest priority to IPMI-configured boot options. If we have an
+ * IPMI bootdev configuration set, then we don't allow any other
+ * defaults */
if (config->ipmi_bootdev) {
bool ipmi_match = ipmi_device_type_matches(config->ipmi_bootdev,
opt->device->device->type);
int boot_match = autoboot_option_priority(config, opt);
if (boot_match > 0)
return boot_match;
+ } else {
+ /* If there is no specific boot order, boot any device */
+ return DEFAULT_PRIORITY_LOCAL_FIRST;
}
/* If the option didn't match any entry in the array, it is disabled */
pb_debug("handler: new default option: %s\n", opt->option->id);
- new_prio = default_option_priority(opt);
+ new_prio = default_option_priority(handler, opt);
/* Anything outside our range prevents a default boot */
if (new_prio >= DEFAULT_PRIORITY_DISABLED)
default_timeout(handler);
}
+static char *autoboot_option_desc(void *ctx, const struct autoboot_option *opt)
+{
+ const char *type, *val;
+
+ if (opt->boot_type == BOOT_DEVICE_TYPE) {
+ type = _("device type");
+ val = device_type_display_name(opt->type);
+ } else if (opt->boot_type == BOOT_DEVICE_UUID) {
+ type = _("device UUID");
+ val = opt->uuid;
+ } else {
+ type = _("unknown specifier");
+ val = NULL;
+ }
+
+ return talloc_asprintf(ctx, "%s = %s", type, val);
+}
+
+void device_handler_apply_temp_autoboot(struct device_handler *handler,
+ struct autoboot_option *opt)
+{
+ unsigned int i;
+ char *desc;
+
+ handler->temp_autoboot = talloc_steal(handler, opt);
+
+ desc = autoboot_option_desc(handler, opt);
+ device_handler_status_info(handler,
+ _("Applying temporary autoboot override: %s"),
+ desc);
+ talloc_free(desc);
+
+ if (!handler->autoboot_enabled)
+ return;
+
+ if (!handler->default_boot_option)
+ return;
+
+ if (autoboot_option_matches(opt, handler->default_boot_option->device))
+ return;
+
+ /* cancel the default, and rescan available options */
+ device_handler_cancel_default(handler);
+
+ handler->autoboot_enabled = true;
+
+ for (i = 0; i < handler->n_devices; i++) {
+ struct discover_device *dev = handler->devices[i];
+ struct discover_boot_option *boot_opt;
+
+ if (!autoboot_option_matches(opt, dev))
+ continue;
+
+ list_for_each_entry(&dev->boot_options, boot_opt, list) {
+ if (boot_opt->option->is_default) {
+ set_default(handler, boot_opt);
+ break;
+ }
+ }
+ }
+}
+
static bool resource_is_resolved(struct resource *res)
{
return !res || res->resolved;
device_handler_discover_context_commit(handler, ctx);
process_boot_option_queue(handler);
+
+ /* Check this device for pb-plugins */
+ device_handler_plugin_scan_device(handler, dev);
out:
talloc_unlink(handler, ctx);
return 0;
}
+struct requery_data {
+ struct device_handler *handler;
+ struct discover_device *device;
+};
+
+static int device_handler_requery_timeout_fn(void *data)
+{
+ struct discover_boot_option *opt, *tmp;
+ struct requery_data *rqd = data;
+ struct device_handler *handler;
+ struct discover_device *device;
+
+ handler = rqd->handler;
+ device = rqd->device;
+
+ talloc_free(rqd);
+
+ /* network_requery_device may re-add a timeout, so clear the device
+ * waiter here, so we can potentially start a new one. */
+ device->requery_waiter = NULL;
+
+ /* We keep the device around, but get rid of the parsed boot
+ * options on that device. That involves delaring out the lists,
+ * and potentially cancelling a default.
+ */
+ list_for_each_entry_safe(&handler->unresolved_boot_options,
+ opt, tmp, list) {
+ if (opt->device != device)
+ continue;
+ list_remove(&opt->list);
+ talloc_free(opt);
+ }
+
+ list_for_each_entry_safe(&device->boot_options, opt, tmp, list) {
+ if (opt == handler->default_boot_option) {
+ pb_log("Default option %s cancelled since device is being requeried",
+ opt->option->name);
+ device_handler_cancel_default(handler);
+ }
+ list_remove(&opt->list);
+ talloc_free(opt);
+ }
+
+ discover_server_notify_device_remove(handler->server, device->device);
+ device->notified = false;
+
+ network_requery_device(handler->network, device);
+
+ return 0;
+}
+
+/* Schedule a requery in timeout (seconds).
+ *
+ * Special values of timeout:
+ * 0: no requery
+ * -1: use default
+ */
+void device_handler_start_requery_timeout( struct device_handler *handler,
+ struct discover_device *dev, int timeout)
+{
+ struct requery_data *rqd;
+
+ if (dev->requery_waiter)
+ return;
+
+ if (timeout == -1)
+ timeout = default_rescan_timeout;
+ else if (timeout == 0)
+ return;
+
+ rqd = talloc(dev, struct requery_data);
+ rqd->handler = handler;
+ rqd->device = dev;
+
+ pb_debug("starting requery timeout for device %s, in %d sec\n",
+ dev->device->id, timeout);
+
+ dev->requery_waiter = waiter_register_timeout(handler->waitset,
+ timeout * 1000, device_handler_requery_timeout_fn, rqd);
+}
+
+static int event_requery_timeout(struct event *event)
+{
+ int timeout = -1;
+ unsigned long x;
+ const char *str;
+ char *endp;
+
+ if (!event)
+ return timeout;
+
+ str = event_get_param(event, "reboottime");
+ if (!str)
+ return timeout;
+
+ x = strtoul(str, &endp, 0);
+ if (endp != str)
+ timeout = x;
+
+ return timeout;
+}
+
+
/* Incoming dhcp event */
int device_handler_dhcp(struct device_handler *handler,
struct discover_device *dev, struct event *event)
{
struct discover_context *ctx;
+ const char *ip;
+
+ if (event_get_param(event, "ipv6"))
+ ip = event_get_param(event, "ipv6");
+ else
+ ip = event_get_param(event, "ip");
device_handler_status_dev_info(handler, dev,
- _("Processing DHCP lease response (ip: %s)"),
- event_get_param(event, "ip"));
+ _("Processing DHCP lease response (ip: %s)"), ip);
pending_network_jobs_start();
talloc_steal(ctx, event);
ctx->event = event;
+ device_handler_start_requery_timeout(handler, dev,
+ event_requery_timeout(event));
+
iterate_parsers(ctx);
device_handler_discover_context_commit(handler, ctx);
static char *device_from_addr(void *ctx, struct pb_url *url)
{
char *ipaddr, *buf, *tok, *dev = NULL;
+ bool ipv6_route;
const char *delim = " ";
- struct sockaddr_in *ip;
- struct sockaddr_in si;
+ struct sockaddr_in *ipv4;
+ struct sockaddr_in6 *ipv6;
struct addrinfo *res;
struct process *p;
int rc;
- /* Note: IPv4 only */
- rc = inet_pton(AF_INET, url->host, &(si.sin_addr));
- if (rc > 0) {
- ipaddr = url->host;
- } else {
- /* need to turn hostname into a valid IP */
- rc = getaddrinfo(url->host, NULL, NULL, &res);
- if (rc) {
- pb_debug("%s: Invalid URL\n",__func__);
- return NULL;
- }
+ /* Confirm url->host is either a valid hostname, or a
+ * valid IPv4 or IPv6 address */
+ rc = getaddrinfo(url->host, NULL, NULL, &res);
+ if (rc) {
+ pb_debug("%s: Invalid URL\n",__func__);
+ return NULL;
+ }
+
+ switch (res->ai_family) {
+ case AF_INET: /* ipv4 */
ipaddr = talloc_array(ctx,char,INET_ADDRSTRLEN);
- ip = (struct sockaddr_in *) res->ai_addr;
- inet_ntop(AF_INET, &(ip->sin_addr), ipaddr, INET_ADDRSTRLEN);
+ ipv4 = (struct sockaddr_in *) res->ai_addr;
+ inet_ntop(AF_INET, &(ipv4->sin_addr), ipaddr, INET_ADDRSTRLEN);
+ ipv6_route = false;
+ break;
+ case AF_INET6: /* ipv6 */
+ ipaddr = talloc_array(ctx,char,INET6_ADDRSTRLEN);
+ ipv6 = (struct sockaddr_in6 *) res->ai_addr;
+ inet_ntop(AF_INET6, &(ipv6->sin6_addr), ipaddr, INET6_ADDRSTRLEN);
+ ipv6_route = true;
+ break;
+ default: /* error */
freeaddrinfo(res);
+ return NULL;
}
+ freeaddrinfo(res);
const char *argv[] = {
pb_system_apps.ip,
+ ipv6_route ? "-6" : "-4",
"route", "show", "to", "match",
ipaddr,
NULL
const char *mac;
if (result->status != LOAD_OK) {
- pb_log("%s: Load failed for %s\n", __func__, result->url->full);
+ pb_log_fn("Load failed for %s\n", result->url->full);
return;
}
mac = event_get_param(event, "mac");
char *url = talloc_asprintf(event, "file://%s", result->local);
- event_set_param(event, "pxeconffile", url);
+ event_set_param(event, "pxeconffile-local", url);
dev = discover_device_create(handler, mac, event->device);
ctx = device_handler_discover_context_create(handler, dev);
talloc_unlink(handler, ctx);
}
+static void plugin_install_cb(struct process *process)
+{
+ struct device_handler *handler = process->data;
+
+ if (!handler) {
+ pb_log_fn("Missing data!\n");
+ return;
+ }
+
+ handler->plugin_installing = false;
+ if (process->exit_status) {
+ device_handler_status_err(handler, "Plugin failed to install!");
+ pb_log("Failed to install plugin:\n%s\n", process->stdout_buf);
+ }
+}
+
+void device_handler_install_plugin(struct device_handler *handler,
+ const char *plugin_file)
+{
+ struct process *p;
+ int result;
+
+ if (handler->plugin_installing) {
+ pb_log("Plugin install cancelled - install already running");
+ return;
+ }
+
+ p = process_create(handler);
+ if (!p) {
+ pb_log("install_plugin: Failed to create process\n");
+ return;
+ }
+
+ const char *argv[] = {
+ pb_system_apps.pb_plugin,
+ "install",
+ "auto",
+ plugin_file,
+ NULL
+ };
+
+ p->path = pb_system_apps.pb_plugin;
+ p->argv = argv;
+ p->exit_cb = plugin_install_cb;
+ p->data = handler;
+ p->keep_stdout = true;
+
+ result = process_run_async(p);
+
+ if (result)
+ device_handler_status_err(handler, "Could not install plugin");
+ else
+ handler->plugin_installing = true;
+}
+
#ifndef PETITBOOT_TEST
/**
}
}
+void device_handler_add_plugin_option(struct device_handler *handler,
+ struct plugin_option *opt)
+{
+ struct plugin_option *tmp;
+ unsigned int i;
+
+ for (i = 0; i < handler->n_plugins; i++) {
+ tmp = handler->plugins[i];
+ /* If both id and version match, ignore */
+ if (strncmp(opt->id, tmp->id, strlen(opt->id)) == 0 &&
+ strcmp(opt->version, tmp->version) == 0) {
+ pb_log("discover: Plugin '%s' already exists, ignoring\n",
+ opt->id);
+ return;
+ }
+ }
+
+ handler->plugins = talloc_realloc(handler, handler->plugins,
+ struct plugin_option *, handler->n_plugins + 1);
+ if (!handler->plugins) {
+ pb_log("Failed to allocate memory for new plugin\n");
+ handler->n_plugins = 0;
+ return;
+ }
+
+ handler->plugins[handler->n_plugins++] = opt;
+ discover_server_notify_plugin_option_add(handler->server, opt);
+}
+
static void device_handler_update_lang(const char *lang)
{
const char *cur_lang;
static int device_handler_init_sources(struct device_handler *handler)
{
/* init our device sources: udev, network and user events */
- handler->udev = udev_init(handler, handler->waitset);
- if (!handler->udev)
+ handler->user_event = user_event_init(handler, handler->waitset);
+ if (!handler->user_event)
return -1;
handler->network = network_init(handler, handler->waitset,
if (!handler->network)
return -1;
- handler->user_event = user_event_init(handler, handler->waitset);
- if (!handler->user_event)
+ handler->udev = udev_init(handler, handler->waitset);
+ if (!handler->udev)
return -1;
return 0;
system_info_reinit();
- udev_reinit(handler->udev);
-
network_shutdown(handler->network);
handler->network = network_init(handler, handler->waitset,
handler->dry_run);
+
+ udev_reinit(handler->udev);
}
static inline const char *get_device_path(struct discover_device *dev)
rc = try_mount(device_path, dev->mount_path, fstype,
MS_RDONLY | MS_SILENT, dev->ramdisk);
+ /* If mount fails clean up any snapshot and try again */
+ if (rc && dev->ramdisk) {
+ pb_log("couldn't mount snapshot for %s: mount failed: %s\n",
+ device_path, strerror(errno));
+ pb_log("falling back to actual device\n");
+
+ devmapper_destroy_snapshot(dev);
+
+ device_path = get_device_path(dev);
+ pb_log("mounting device %s read-only\n", dev->device_path);
+ rc = try_mount(device_path, dev->mount_path, fstype,
+ MS_RDONLY | MS_SILENT, dev->ramdisk);
+ }
+
if (!rc) {
dev->mounted = true;
dev->mounted_rw = false;
pb_log("couldn't mount device %s: mount failed: %s\n",
device_path, strerror(errno));
- /* If mount fails clean up any snapshot */
- devmapper_destroy_snapshot(dev);
-
pb_rmdir_recursive(mount_base(), dev->mount_path);
err_free:
talloc_free(dev->mount_path);
struct device_handler *handler __attribute__((unused)),
struct discover_context *ctx __attribute__((unused)))
{
- pb_log("%s stubbed out for test cases\n", __func__);
+ pb_log_fn("stubbed out for test cases\n");
}
static void device_handler_update_lang(const char *lang __attribute__((unused)))