mirror of
https://gitlab.freedesktop.org/NetworkManager/NetworkManager.git
synced 2026-04-04 15:30:41 +02:00
fd6f4f86e4
Baremetal instances in Oracle Cloud require special VLAN config. Parse the metadata related to it. This reverts commit5eefd2d59c. (cherry picked from commit5c3efeef15)
229 lines
8 KiB
C
229 lines
8 KiB
C
/* SPDX-License-Identifier: LGPL-2.1-or-later */
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#ifndef __NMCS_PROVIDER_H__
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#define __NMCS_PROVIDER_H__
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/*****************************************************************************/
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#include "nm-http-client.h"
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/*****************************************************************************/
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struct _NMCSProvider;
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struct _NMCSProviderGetConfigTaskData;
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typedef struct {
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/* And it's exactly the same pointer that is also the key for the iface_datas
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* dictionary. */
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const char *hwaddr;
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struct _NMCSProvider *provider;
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struct _NMCSProviderGetConfigTaskData *get_config_data;
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in_addr_t *ipv4s_arr;
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gsize ipv4s_len;
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/* If the interface was seen, get_config() should set this to a
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* unique, increasing, positive index. If the interface is requested,
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* it is initialized to -1. */
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gssize iface_idx;
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in_addr_t cidr_addr;
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in_addr_t gateway;
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guint8 cidr_prefix;
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bool has_ipv4s : 1;
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bool has_cidr : 1;
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bool has_gateway : 1;
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/* Array of NMIPRoute (must own/free the entries). */
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GPtrArray *iproutes;
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/* TRUE, if the configuration was requested via hwaddrs argument to
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* nmcs_provider_get_config(). */
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bool was_requested : 1;
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/* Usually we would want that the parent class NMCSProvider is not aware about
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* the implementations. However, it's convenient to track implementation specific data
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* here, thus we violate such separation. In practice, all subclasses are known
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* at compile time, and it will be simpler this way. */
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union {
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struct {
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in_addr_t primary_ip_address;
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bool has_primary_ip_address : 1;
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bool ipv4s_arr_ordered : 1;
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} aliyun;
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struct {
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guint32 vlan_tag; /* 0 if no VLAN is needed */
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const char *parent_hwaddr;
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} oci;
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} priv;
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} NMCSProviderGetConfigIfaceData;
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static inline gboolean
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nmcs_provider_get_config_iface_data_is_valid(const NMCSProviderGetConfigIfaceData *config_data)
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{
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return config_data && config_data->iface_idx >= 0
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&& ((config_data->has_ipv4s && config_data->has_cidr)
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|| nm_g_ptr_array_len(config_data->iproutes) > 0);
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}
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/*****************************************************************************/
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typedef struct {
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/* A dictionary of (const char *) -> (NMCSProviderGetConfigIfaceData *).
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* This is the per-interface result of get_config().
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*
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* The key is the same pointer as NMCSProviderGetConfigIfaceData's hwaddr. */
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GHashTable *iface_datas;
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/* The number of iface_datas that are nmcs_provider_get_config_iface_data_is_valid(). */
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guint num_valid_ifaces;
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/* the number of IPv4 addresses over all valid iface_datas. */
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guint num_ipv4s;
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guint n_iface_datas;
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/* The sorted value of @iface_datas, sorted by iface_idx.
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*
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* Not found entries (iface_idx == -1) are sorted at the end. */
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const NMCSProviderGetConfigIfaceData *const *iface_datas_arr;
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} NMCSProviderGetConfigResult;
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void nmcs_provider_get_config_result_free(NMCSProviderGetConfigResult *result);
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NM_AUTO_DEFINE_FCN0(NMCSProviderGetConfigResult *,
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_nm_auto_free_nmcs_provider_get_config_result,
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nmcs_provider_get_config_result_free);
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#define nm_auto_free_nmcs_provider_get_config_result \
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nm_auto(_nm_auto_free_nmcs_provider_get_config_result)
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/*****************************************************************************/
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typedef struct _NMCSProviderGetConfigTaskData {
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GTask *task;
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struct _NMCSProvider *self;
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GHashTable *result_dict;
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/* this cancellable should be used for the provider implementation
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* to listen for cancellation. */
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GCancellable *intern_cancellable;
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/* the provider implementation may attach extra data. */
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gpointer extra_data;
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GDestroyNotify extra_data_destroy;
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gulong extern_cancelled_id;
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/* the provider implementation may use this field to track the number of pending
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* operations. */
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guint n_pending;
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bool any : 1;
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} NMCSProviderGetConfigTaskData;
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/*****************************************************************************/
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NMCSProviderGetConfigIfaceData *
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nmcs_provider_get_config_iface_data_create(NMCSProviderGetConfigTaskData *get_config_data,
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gboolean was_requested,
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const char *hwaddr);
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/*****************************************************************************/
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#define NMCS_TYPE_PROVIDER (nmcs_provider_get_type())
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#define NMCS_PROVIDER(obj) (_NM_G_TYPE_CHECK_INSTANCE_CAST((obj), NMCS_TYPE_PROVIDER, NMCSProvider))
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#define NMCS_PROVIDER_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_CAST((klass), NMCS_TYPE_PROVIDER, NMCSProviderClass))
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#define NMCS_IS_PROVIDER(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj), NMCS_TYPE_PROVIDER))
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#define NMCS_IS_PROVIDER_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass), NMCS_TYPE_PROVIDER))
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#define NMCS_PROVIDER_GET_CLASS(obj) \
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(G_TYPE_INSTANCE_GET_CLASS((obj), NMCS_TYPE_PROVIDER, NMCSProviderClass))
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#define NMCS_PROVIDER_HTTP_CLIENT "http-client"
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struct _NMCSProviderPrivate;
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typedef struct _NMCSProvider {
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GObject parent;
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struct _NMCSProviderPrivate *_priv;
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} NMCSProvider;
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typedef struct {
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GObjectClass parent;
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const char *_name;
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const char *_env_provider_enabled;
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/**
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* detect:
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* @self: the #NMCSProvider
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* @task: a #GTask that's completed when the detection finishes.
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*
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* Checks whether the metadata of a particular cloud provider is
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* accessible on the host machine. The check runs asynchronously.
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*
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* When the check finishes, @task is completed. If the check was
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* successful, @task returns a gboolean of %TRUE. Otherwise
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* a %FALSE value or an error is returned.
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*
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* The routine has to be called before the get_config() can be
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* used.
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*/
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void (*detect)(NMCSProvider *self, GTask *task);
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/**
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* get_config:
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* @self: the #NMCSProvider
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* @get_config_data: encapsulates a #GTask and network configuration data
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*
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* Collects the network configuration from metadata service of a
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* particular cloud provider. The metadata is traversed and checked
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* asynchronously, completing a task encapsulated in @get_config_data
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* upon finishing.
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*
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* Call to detect() with a successful result is necessary before
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* using this routine.
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*/
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void (*get_config)(NMCSProvider *self, NMCSProviderGetConfigTaskData *get_config_data);
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} NMCSProviderClass;
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GType nmcs_provider_get_type(void);
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/*****************************************************************************/
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const char *nmcs_provider_get_name(NMCSProvider *provider);
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NMHttpClient *nmcs_provider_get_http_client(NMCSProvider *provider);
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GMainContext *nmcs_provider_get_main_context(NMCSProvider *provider);
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/*****************************************************************************/
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void nmcs_provider_detect(NMCSProvider *provider,
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GCancellable *cancellable,
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GAsyncReadyCallback callback,
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gpointer user_data);
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gboolean nmcs_provider_detect_finish(NMCSProvider *provider, GAsyncResult *result, GError **error);
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/*****************************************************************************/
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void _nmcs_provider_get_config_task_maybe_return(NMCSProviderGetConfigTaskData *get_config_data,
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GError *error_take);
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void nmcs_provider_get_config(NMCSProvider *provider,
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gboolean any,
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const char *const *hwaddrs,
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GCancellable *cancellable,
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GAsyncReadyCallback callback,
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gpointer user_data);
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NMCSProviderGetConfigResult *
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nmcs_provider_get_config_finish(NMCSProvider *provider, GAsyncResult *result, GError **error);
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#endif /* __NMCS_PROVIDER_H__ */
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