remote_internal.h

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/*
 * Copyright 2008-2024 the Pacemaker project contributors
 *
 * The version control history for this file may have further details.
 *
 * This source code is licensed under the GNU Lesser General Public License
 * version 2.1 or later (LGPLv2.1+) WITHOUT ANY WARRANTY.
 */
 
#ifndef PCMK__CRM_COMMON_REMOTE_INTERNAL__H
#define PCMK__CRM_COMMON_REMOTE_INTERNAL__H
 
#include <stdbool.h>                    // bool
 
#include <crm/common/nodes.h>           // pcmk_node_variant_remote
#include <crm/common/scheduler_types.h> // pcmk_node_t
 
// internal functions from remote.c
 
typedef struct pcmk__remote_s pcmk__remote_t;
 
int pcmk__remote_send_xml(pcmk__remote_t *remote, const xmlNode *msg);
int pcmk__remote_ready(const pcmk__remote_t *remote, int timeout_ms);
int pcmk__read_remote_message(pcmk__remote_t *remote, int timeout_ms);
xmlNode *pcmk__remote_message_xml(pcmk__remote_t *remote);
int pcmk__connect_remote(const char *host, int port, int timeout_ms,
                         int *timer_id, int *sock_fd, void *userdata,
                         void (*callback) (void *userdata, int rc, int sock));
int pcmk__accept_remote_connection(int ssock, int *csock);
void pcmk__sockaddr2str(const void *sa, char *s);
 
static inline bool
pcmk__is_pacemaker_remote_node(const pcmk_node_t *node)
{
    return (node != NULL) && (node->details->type == pcmk_node_variant_remote);
}
 
static inline bool
pcmk__is_remote_node(const pcmk_node_t *node)
{
    return pcmk__is_pacemaker_remote_node(node)
           && ((node->details->remote_rsc == NULL)
               || (node->details->remote_rsc->container == NULL));
}
 
static inline bool
pcmk__is_guest_or_bundle_node(const pcmk_node_t *node)
{
    return pcmk__is_pacemaker_remote_node(node)
           && (node->details->remote_rsc != NULL)
           && (node->details->remote_rsc->container != NULL);
}
 
#ifdef HAVE_GNUTLS_GNUTLS_H
#include <gnutls/gnutls.h>
 
gnutls_session_t *pcmk__new_tls_session(int csock, unsigned int conn_type,
                                        gnutls_credentials_type_t cred_type,
                                        void *credentials);
int pcmk__init_tls_dh(gnutls_dh_params_t *dh_params);
int pcmk__read_handshake_data(const pcmk__client_t *client);
 
int pcmk__tls_client_handshake(pcmk__remote_t *remote, int timeout_sec,
                               int *gnutls_rc);
 
#endif    // HAVE_GNUTLS_GNUTLS_H
#endif      // PCMK__CRM_COMMON_REMOTE_INTERNAL__H