Commit 695f7043 authored by Pavel Tvrdík's avatar Pavel Tvrdík
Browse files

RPKI: Add SSH Transport support

Handle reconfigure (still buggy)
parent df2caa8b
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+9 −0
Original line number Diff line number Diff line
@@ -10,6 +10,8 @@ CF_HDR

#define PARSER 1

#include <unistd.h>

#include "nest/bird.h"
#include "conf/conf.h"
#include "lib/resource.h"
@@ -40,6 +42,13 @@ check_u16(unsigned val)
    cf_error("Value %d out of range (0-65535)", val);
}

static void
check_file_readability(const char *file_path)
{
  if(access(file_path, R_OK) == -1)
    cf_error("File %s cannot be open for read: %m", file_path);
}

CF_DECLS

%union {
+71 −17
Original line number Diff line number Diff line
@@ -18,7 +18,7 @@ static struct rpki_cache *this_rpki_cache;

CF_DECLS

CF_KEYWORDS(RPKI, CACHE, LIST, PREFERENCE)
CF_KEYWORDS(RPKI, CACHE, LIST, PREFERENCE, BIRD, PRIVATE, PUBLIC, KEY, SSH, ENCRYPTION, USER)

CF_GRAMMAR

@@ -37,16 +37,12 @@ rpki_proto_start:

rpki_proto_finish:
{
  if (RPKI_CFG->roa_table_cf == NULL)
  {
    cf_error("For the RPKI protocol must be specified a roa table");
  }

  char *rpki_err_buf = rpki_load_rtrlib();
  if (rpki_err_buf != NULL)
  {
    cf_error("Cannot use a RPKI protocol: %s", rpki_err_buf);
  }

  if (RPKI_CFG->roa_table_cf == NULL)
    cf_error("For the RPKI protocol must be specified a roa table");
};

rpki_proto_opts:
@@ -61,15 +57,20 @@ rpki_proto_item:
 ;

rpki_cache:
   rpki_cache_init text rpki_optional_cache_opts {
     this_rpki_cache->host = $2;
   rpki_cache_init rpki_cache_addr rpki_optional_cache_opts rpki_cache_finish {
     add_tail(&RPKI_CFG->cache_list, &this_rpki_cache->n);
   }
 | rpki_cache_init ipa rpki_optional_cache_opts {
     this_rpki_cache->ip_buf = cfg_alloc(sizeof(INET6_ADDRSTRLEN));
     bsnprintf(this_rpki_cache->ip_buf, INET6_ADDRSTRLEN, "%I", $2);
     this_rpki_cache->host = this_rpki_cache->ip_buf;
     add_tail(&RPKI_CFG->cache_list, &this_rpki_cache->n);
 ;

rpki_cache_finish:
{
  if (this_rpki_cache->port[0] == 0) /* empty? */
  {
    if (this_rpki_cache->ssh != NULL)
      strcpy(this_rpki_cache->port, RPKI_SSH_PORT);
    else
      strcpy(this_rpki_cache->port, RPKI_PORT);
  }
}
;

@@ -79,6 +80,17 @@ rpki_cache_init:
}
;

rpki_cache_addr:
   text {
   this_rpki_cache = rpki_new_cache();
   this_rpki_cache->host = $1;
 }
 | ipa {
   this_rpki_cache->host = cfg_alloc(sizeof(INET6_ADDRSTRLEN));
   bsnprintf(this_rpki_cache->host, INET6_ADDRSTRLEN, "%I", $1);
 }
 ;

rpki_optional_cache_opts:
   /* empty */
 | '{' rpki_cache_opts '}'
@@ -98,8 +110,50 @@ rpki_cache_opts_item:
   check_u8($2);
   this_rpki_cache->preference = $2;
 }
 | SSH ENCRYPTION rpki_transport_ssh_init '{' rpki_transport_ssh_opts '}' rpki_transport_ssh_finish
 ;

rpki_transport_ssh_init:
{
  this_rpki_cache->ssh = cfg_allocz(sizeof(struct rpki_ssh_config));
  if (strncmp(this_rpki_cache->port, RPKI_PORT, RPKI_PORT_MAX_LENGTH_STR) == 0)
    strcpy(this_rpki_cache->port, RPKI_SSH_PORT);
}
;

rpki_transport_ssh_opts:
   /* empty */
 | rpki_transport_ssh_opts rpki_transport_ssh_item ';'
 ;

rpki_transport_ssh_item:
   BIRD PRIVATE KEY text {
    check_file_readability($4);
    this_rpki_cache->ssh->bird_private_key = $4;
 }
 | CACHE PUBLIC KEY text {
   check_file_readability($4);
   this_rpki_cache->ssh->cache_public_key = $4;
 }
 | USER text {
   this_rpki_cache->ssh->user = $2;
 }
;

rpki_transport_ssh_finish:
{
  #define RPKI_PARSE_CACHE_MISS_SSH_OPT(what) "Miss  '" what ";'  option in the %s protocol at cache server %s inside the ssh encryption block"

  if (!this_rpki_cache->ssh->bird_private_key)
     cf_error(RPKI_PARSE_CACHE_MISS_SSH_OPT("bird private key \"/path/to/ssh_key/id_rsa\""), RPKI_CFG->c.name, this_rpki_cache->host);

   if (!this_rpki_cache->ssh->cache_public_key)
     cf_error(RPKI_PARSE_CACHE_MISS_SSH_OPT("cache public key \"/path/to/ssh_key/known_hosts\""), RPKI_CFG->c.name, this_rpki_cache->host);

   if (!this_rpki_cache->ssh->user)
     cf_error(RPKI_PARSE_CACHE_MISS_SSH_OPT("user \"ssh_username\""), RPKI_CFG->c.name, this_rpki_cache->host);
}

CF_CODE

CF_END
+213 −33
Original line number Diff line number Diff line
@@ -12,6 +12,11 @@
 * DOC: The Resource Public Key Infrastructure (RPKI) to Router Protocol
 */

/*
 * TODO
 *  - Make correct log depending on protocol option 'debug all|off|{ states, routes, filters, interfaces, events, packets }'
 */

#define LOCAL_DEBUG

#include <stdlib.h>
@@ -28,7 +33,7 @@
#define RPKI_LOG_DEL "del"
#define RPKI_LOG_ENTRY_FMT(ip_fmt) " roa " ip_fmt "/%u max %u as %u"
#define RPKI_LOG_FMT(operation_name) operation_name RPKI_LOG_ENTRY_FMT("%I")
#define RPKI_LOG_SKIP_FMT(operation_name) "skipped (other IP version than BIRD) " operation_name RPKI_LOG_ENTRY_FMT("%s")
#define RPKI_LOG_SKIP_FMT(operation_name) operation_name RPKI_LOG_ENTRY_FMT("%s") " skipped incompatible IP version"

static inline const char *
get_rtr_socket_ident(const struct rtr_socket *socket)
@@ -51,6 +56,7 @@ void pipe_drain(int fd); /* implementation in io.c */
void pipe_kick(int fd); 	/* implementation in io.c */

static list rpki_proto_list;
static pthread_mutex_t rpki_proto_list_lock;

/* RTRLib and function pointers */
static void *rtrlib;
@@ -65,10 +71,23 @@ static int (*rtr_mgr_start_fp)(struct rtr_mgr_config *config);
static const char * (*rtr_state_to_str_fp)(enum rtr_socket_state state);
static const char * (*rtr_mgr_status_to_str_fp)(enum rtr_mgr_status status);
static int (*tr_tcp_init_fp)(const struct tr_tcp_config *config, struct tr_socket *socket);
static int (*tr_ssh_init_fp)(const struct tr_ssh_config *config, struct tr_socket *socket);
static void (*tr_free_fp)(struct tr_socket *tr_sock);
static void (*rtr_mgr_stop_fp)(struct rtr_mgr_config *config);
static void (*rtr_mgr_free_fp)(struct rtr_mgr_config *config);

static inline void
lock_rpki_proto_list(void)
{
  pthread_mutex_lock(&rpki_proto_list_lock);
}

static inline void
unlock_rpki_proto_list(void)
{
  pthread_mutex_unlock(&rpki_proto_list_lock);
}

/*
 * Try load system shared library RTRLib
 * Return NULL pointer if successful
@@ -80,25 +99,26 @@ rpki_load_rtrlib(void)
  char *err_buf = NULL;

  if (rtrlib != NULL)
    return NULL; /* OK, rtrlib is loaded already */
    return NULL; /* RTRLib is loaded already */

  const char *rtrlib_name = RPKI_LIBRTR_DEFAULT;

#ifdef LIBRTR
  rtrlib_name = LIBRTR; /* use a compile variable */
  rtrlib_name = LIBRTR; /* Use a compile variable */
#endif

  rtrlib = dlopen(rtrlib_name, RTLD_LAZY);
  if (!rtrlib)
  {
    /* This could be pretty frequent problem */
    char *help_msg = "Try recompile BIRD with CFLAGS='-DLIBRTR=\\\"/path/to/librtr.so\\\"' or see BIRD User's Guide for more information.";
    /* This would be probably often repeated problem */
    char *help_msg = "Try recompile BIRD with CFLAGS='-DLIBRTR=\\\"/path/to/librtr.so\\\"' "
	"or see BIRD User's Guide for more information.";
    err_buf = mb_alloc(&root_pool, 512);
    bsnprintf(err_buf, 512, "%s. %s", dlerror(), help_msg);
    return err_buf;
  }

  dlerror();    /* clear any existing error */
  dlerror(); /* Clear any existing error */

  rtr_mgr_init_fp = (struct rtr_mgr_config * (*)(
      struct rtr_mgr_group groups[], const unsigned int groups_len,
@@ -126,6 +146,10 @@ rpki_load_rtrlib(void)
  if ((err_buf = dlerror()) != NULL)
    return err_buf;

  tr_ssh_init_fp = (int (*)(const struct tr_ssh_config *config, struct tr_socket *socket)) dlsym(rtrlib, "tr_ssh_init");
  if ((err_buf = dlerror()) != NULL)
    return err_buf;

  tr_free_fp = (void (*)(struct tr_socket *)) dlsym(rtrlib, "tr_free");
  if ((err_buf = dlerror()) != NULL)
    return err_buf;
@@ -145,13 +169,23 @@ void
rpki_init_all(void)
{
  init_list(&rpki_proto_list);
  pthread_mutex_init(&rpki_proto_list_lock, NULL);
  rtrlib = NULL;
}


static void
rtr_thread_status_hook(const struct rtr_mgr_group *group, enum rtr_mgr_status status, const struct rtr_socket *socket, void *data)
{
  /* TODO: This is weird:
   * ...
   * RTR_MGR_CLOSED - RTR_RESET
   * RTR_MGR_CLOSED - RTR_SYNC
   * RTR_MGR_CLOSED - <NULL>
   * RTR_MGR_CLOSED - RTR_CONNECTING
   * RTR_MGR_CLOSED - RTR_RESET
   * RTR_MGR_CLOSED - RTR_SYNC
   * ...
   */
  struct rpki_proto *p = data;

#define RPKI_STATUS_CB_LOG_FMT "%s - %s"
@@ -159,6 +193,7 @@ rtr_thread_status_hook(const struct rtr_mgr_group *group, enum rtr_mgr_status st
  if (status == RTR_MGR_ERROR)
  {
    RPKI_CACHE_ERROR(p, socket, RPKI_STATUS_CB_LOG_FMT, (*rtr_mgr_status_to_str_fp)(status), (*rtr_state_to_str_fp)(socket->state));
    // TODO: Here we should set protocol to PS_DOWN state.
  }
  else
  {
@@ -203,6 +238,7 @@ get_rpki_proto_by_rtr_socket(const struct rtr_socket *socket)
  struct rpki_proto *p_not_skipped_back;
  unsigned int i, j;

  lock_rpki_proto_list();
  WALK_LIST(p_not_skipped_back, rpki_proto_list)
  {
    struct rpki_proto *p = SKIP_BACK(struct rpki_proto, rpki_node, p_not_skipped_back);
@@ -212,10 +248,14 @@ get_rpki_proto_by_rtr_socket(const struct rtr_socket *socket)
      for(j = 0; j < p->rtr_conf->groups[i].sockets_len; j++)
      {
	if (socket == p->rtr_conf->groups[i].sockets[j])
	{
	  unlock_rpki_proto_list();
	  return p;
	}
      }
    }
  }
  unlock_rpki_proto_list();
  return NULL; /* FAIL */
}

@@ -232,7 +272,11 @@ static void
rtr_thread_update_hook(void *pfx_table, const struct pfx_record rec, const bool added)
{
  struct rpki_proto *p = get_rpki_proto_by_rtr_socket(rec.socket);

  if (!p)
  {
    DBG("rtr_thread_update_hook: Cannot find matching protocol for %s\n", get_rtr_socket_ident(rec.socket));
    return;
  }
  /* process only records that are the same with BIRD IP version */
#ifdef IPV6
  if (rec.prefix.ver != RTRLIB_IPV6)
@@ -252,7 +296,7 @@ rtr_thread_update_hook(void *pfx_table, const struct pfx_record rec, const bool
  ip_addr ip = ip4_from_u32(rec.prefix.u.addr4.addr);
#endif

  /* TODO: Make more effective solution with thread-safe pool/queue of rpki_entry structures
  /* TODO: Make more effective solution with thread-safe recycle-able pool/queue of rpki_entry structures
   *       without endless allocations and frees */
  struct rpki_entry *e = mb_allocz(p->p.pool, sizeof(struct rpki_entry));
  e->added = added;
@@ -289,8 +333,8 @@ struct rpki_cache *
rpki_new_cache(void)
{
  struct rpki_cache *cache = (struct rpki_cache *)cfg_allocz(sizeof(struct rpki_cache));
  strcpy(cache->port, RPKI_PORT);
  cache->preference = RPKI_DEFAULT_CACHE_PREFERENCE;
  /* cache port will be set afterwards */
  return cache;
}

@@ -416,6 +460,7 @@ create_rtrlib_tcp_socket(struct rpki_cache *cache, pool *pool)
{
  struct rtr_socket *rtrlib_tcp = mb_allocz(pool, sizeof(struct rtr_socket));
  rtrlib_tcp->tr_socket = mb_allocz(pool, sizeof(struct tr_socket));

  struct tr_tcp_config tcp_config = {
      .host = cache->host,
      .port = cache->port
@@ -426,6 +471,33 @@ create_rtrlib_tcp_socket(struct rpki_cache *cache, pool *pool)
  return rtrlib_tcp;
}

static struct rtr_socket *
create_rtrlib_ssh_socket(struct rpki_cache *cache, pool *pool)
{
  struct rtr_socket *rtrlib_ssh = mb_allocz(pool, sizeof(struct rtr_socket));
  rtrlib_ssh->tr_socket = mb_allocz(pool, sizeof(struct tr_socket));
  struct tr_ssh_config ssh_config = {
      .host = cache->host,
      .port = atoi(cache->port), /* TCP transport needs port in (char *) */
      .username = cache->ssh->user,
      .client_privkey_path = cache->ssh->bird_private_key,
      .server_hostkey_path = cache->ssh->cache_public_key,
  };

  (*tr_ssh_init_fp)(&ssh_config, rtrlib_ssh->tr_socket);

  return rtrlib_ssh;
}

static struct rtr_socket *
create_rtrlib_socket(struct rpki_cache *cache, pool *pool)
{
  if (cache->ssh)
    return create_rtrlib_ssh_socket(cache, pool);
  else
    return create_rtrlib_tcp_socket(cache, pool);
}

struct rtr_mgr_group_crate {
  struct rtr_mgr_group *groups;
  uint groups_len;
@@ -434,6 +506,9 @@ struct rtr_mgr_group_crate {
static struct rtr_mgr_group_crate
group_cache_list_by_preferences(list *cache_list, pool *pool)
{
  /* TODO: Improve algorithm for grouping cache servers by preferences.
   * 	   At the beginning sort a list of caches by preferences... */

  u8 completed_preference[256];
  bzero(completed_preference, sizeof(completed_preference));

@@ -460,18 +535,27 @@ group_cache_list_by_preferences(list *cache_list, pool *pool)
    {
      if (cache->preference == groups[group_idx].preference)
      {
	group->sockets[socket_idx] = cache->rtr_tcp = create_rtrlib_tcp_socket(cache, pool);
	group->sockets[socket_idx] = cache->rtrlib_sock = create_rtrlib_socket(cache, pool);
	socket_idx++;
      }
    }
    group_idx++;
  }

  struct rtr_mgr_group_crate grouped_list = {
      .groups = groups,
      .groups_len = groups_len
  };
  return grouped_list;
  return (struct rtr_mgr_group_crate) {groups, groups_len};
}

/*
 * Return RTR_SUCCESS or RTR_ERROR
 */
static int
rpki_start_rtrlib_mgr(struct rpki_proto *p, struct rpki_config *cf)
{
  struct rtr_mgr_group_crate grouped_list = group_cache_list_by_preferences(&cf->cache_list, p->p.pool);

  p->rtr_conf = (*rtr_mgr_init_fp)(grouped_list.groups, grouped_list.groups_len, 30, 520, &rtr_thread_update_hook, NULL, &rtr_thread_status_hook, p);

  return (*rtr_mgr_start_fp)(p->rtr_conf);
}

static int
@@ -484,20 +568,23 @@ rpki_start(struct proto *P)
  init_list(&p->notify_list);
  pthread_mutex_init(&p->notify_lock, NULL);

  lock_rpki_proto_list();
  add_tail(&rpki_proto_list, &p->rpki_node);
  unlock_rpki_proto_list();

  struct rtr_mgr_group_crate grouped_list = group_cache_list_by_preferences(&cf->cache_list, P->pool);
  if (rpki_start_rtrlib_mgr(p, cf) == RTR_SUCCESS)
    return PS_UP;

  p->rtr_conf = (*rtr_mgr_init_fp)(grouped_list.groups, grouped_list.groups_len, 30, 520, &rtr_thread_update_hook, NULL, &rtr_thread_status_hook, p);
  (*rtr_mgr_start_fp)(p->rtr_conf);
  RPKI_ERROR(p, "Cannot start RTRLib Manager");
  /* TODO: Make RPKI_TRACE() debug dump of configuration */

  return PS_UP;
  return PS_DOWN;
}

static int
rpki_shutdown(struct proto *P)
static void
rpki_stop_and_free_rtrlib_mgr(struct rpki_proto *p)
{
  struct rpki_proto *p = (struct rpki_proto *) P;
  RPKI_TRACE(p, "Stopping RTRLib Manager");

  (*rtr_mgr_stop_fp)(p->rtr_conf);
  (*rtr_mgr_free_fp)(p->rtr_conf);
@@ -505,31 +592,124 @@ rpki_shutdown(struct proto *P)
  struct rpki_cache *cache;
  WALK_LIST(cache, p->cf->cache_list)
  {
    (*tr_free_fp)(cache->rtr_tcp->tr_socket);
    mb_free(cache->rtr_tcp->tr_socket);
    mb_free(cache->rtr_tcp);
    if (cache->ip_buf)
      mb_free(cache->ip_buf);
    if (cache->rtrlib_sock)
    {
      (*tr_free_fp)(cache->rtrlib_sock->tr_socket);

      mb_free(cache->rtrlib_sock->tr_socket);
      mb_free(cache->rtrlib_sock);
    }
  }

  mb_free(p->rtr_sockets);
  mb_free(p->rtr_groups);
}

static int
rpki_shutdown(struct proto *P)
{
  struct rpki_proto *p = (struct rpki_proto *) P;

  log(L_DEBUG "------------- rpki_shutdown -------------");

  lock_rpki_proto_list();
  rem2_node(&p->rpki_node);
  unlock_rpki_proto_list();

  rpki_stop_and_free_rtrlib_mgr(p);

  pthread_mutex_destroy(&p->notify_lock);

  return PS_DOWN;
}

static struct rpki_cache *
get_cache_by_host_and_port(list *cache_list, struct rpki_cache *needle)
{
  struct rpki_cache *cache;
  WALK_LIST(cache, *cache_list)
  {
    if ((strcmp(needle->host, cache->host) == 0) && (strcmp(needle->port, cache->port) == 0))
    {
      return cache;
    }
  }
  return NULL;
}

/*
 * Return 1 if need to restart rtrlib manager
 * Return 0 if not need to restart rtrlib manager
 */
static int
rpki_reconfigure(struct proto *p, struct proto_config *c)
is_required_restart_rtrlib_mgr(struct rpki_proto *p, struct rpki_config *new_cf)
{
  struct rpki_config *old_cf = p->cf;

  struct rpki_cache *cache;
  WALK_LIST(cache, old_cf->cache_list)
  {
    struct rpki_cache *match = get_cache_by_host_and_port(&new_cf->cache_list, cache);
    if (!match)
    {
      /* some cache was deleted from old configuration */
      RPKI_WARN(p, "reconfiguration has no match for cache %s:%s", cache->host, cache->port);
      return 1; /* TODO: maybe can be called only rtr_stop(); without manager restart */
    }

    if (cache->preference != match->preference || (!!cache->ssh != !!match->ssh))
      return 1;

    if (cache->ssh && match->ssh)
    {
  struct rpki_proto *rpki = (struct rpki_proto *) p;
  struct rpki_config *new = (struct rpki_config *) c;
      if (strcmp(cache->ssh->bird_private_key, match->ssh->bird_private_key) != 0)
	return 1;

      if (strcmp(cache->ssh->cache_public_key, match->ssh->cache_public_key) != 0)
	return 1;

  log(L_DEBUG "------------- rpki_reconfigure -------------");
      if (strcmp(cache->ssh->user, match->ssh->user) != 0)
	return 1;
    }
  }

  WALK_LIST(cache, new_cf->cache_list)
  {
    struct rpki_cache *match = get_cache_by_host_and_port(&new_cf->cache_list, cache);
    if (!match)
    {
      /* some cache was added to new configuration */
      return 1;
    }
  }

  return 0; /* no restart required */
}

static int
rpki_reconfigure(struct proto *P, struct proto_config *c)
{
  struct rpki_proto *p = (struct rpki_proto *) P;
  struct rpki_config *new_cf = (struct rpki_config *) c;

  RPKI_TRACE(p, "------------- rpki_reconfigure -------------");

  if (is_required_restart_rtrlib_mgr(p, new_cf))
  {
    RPKI_TRACE(p, "Reconfiguration: Something changed, RTRLib Manager must be restarted");
    if (P->proto_state == PS_UP)
      rpki_stop_and_free_rtrlib_mgr(p);

    if (rpki_start_rtrlib_mgr(p, new_cf) != RTR_SUCCESS)
    {
      RPKI_ERROR(p, "Reconfiguration failed: Cannot start RTRLib Manager");
      p->cf = new_cf;
      return 0; /* FAIL */
    }
  }
  p->cf = new_cf;
  return 1; /* OK */
}

static void
rpki_copy_config(struct proto_config *dest, struct proto_config *src)
+20 −14
Original line number Diff line number Diff line
@@ -20,6 +20,7 @@


#define RPKI_PORT 				"8282"
#define RPKI_SSH_PORT 				"22"
#define RPKI_PORT_MAX_LENGTH_STR 		6
#define RPKI_LIBRTR_DEFAULT 			"librtr.so"

@@ -34,6 +35,7 @@
    if (p->p.debug)							\
      RPKI_LOG(L_TRACE, p, msg, ## args);				\
  } while(0)
#define RPKI_WARN(p, msg, args...) RPKI_LOG(L_WARN, p, msg, ## args);
#define RPKI_ERROR(p, msg, args...) RPKI_LOG(L_ERR, p, msg, ## args);
#define RPKI_DIE(p, msg, args...) 					\
    do {								\
@@ -41,14 +43,19 @@
      exit(1);								\
    } while(0)

struct rpki_ssh_config {
  char *bird_private_key;
  char *cache_public_key;
  char *user;
};

struct rpki_cache {
  node n;					/* in struct rpki_config.cache_list */
  char *host;					/* full domain name or ip address */
  char port[RPKI_PORT_MAX_LENGTH_STR]; 		/* the highest port is "65535" */
  u8 preference;				/* the most prioritized are the lowest numbers, starts with 1 */
  struct rtr_socket *rtr_tcp;
  char *ip_buf;
  struct rpki_ssh_config *ssh; 			/* SSH config or NULL */
  struct rtr_socket *rtrlib_sock;
};

struct rpki_config {
@@ -59,9 +66,9 @@ struct rpki_config {

struct rpki_proto {
  struct proto p;
  struct rpki_config *cf;
  node rpki_node;				/* in rpki_proto_list */

  struct rpki_config *cf;
  struct rtr_mgr_config *rtr_conf;
  struct rtr_mgr_group *rtr_groups;
  struct rtr_socket **rtr_sockets;
@@ -75,7 +82,6 @@ struct rpki_proto {

struct rpki_cache *rpki_new_cache(void);


static inline void rpki_lock_notify(struct rpki_proto *p) { pthread_mutex_lock(&p->notify_lock); }
static inline void rpki_unlock_notify(struct rpki_proto *p) { pthread_mutex_unlock(&p->notify_lock); }

+26 −0
Original line number Diff line number Diff line
@@ -50,6 +50,11 @@ struct tr_socket {
    const char * (*ident_fp)(void *);	/* edited for mockuping */
};

enum rtr_rtvals {
    RTR_SUCCESS = 0,
    RTR_ERROR = -1
};

/**
 * @brief States of the RTR socket.
 */
@@ -135,6 +140,27 @@ struct tr_tcp_config {
    char *bindaddr;
};

/**
 * @brief A tr_ssh_config struct holds configuration data for an tr_ssh socket.
 * @param host Hostname or IP address to connect to.
 * @param port Port to connect to.
 * @param bindaddr Hostname or IP address to connect from. NULL for
 *		   determination by OS.
 * @param username Username for authentication.
 * @param server_hostkey_path Path to public SSH key of the server or NULL to
                              don't verify host authenticity.
 * @param client_privkey_path Path to private key of the authentication keypair
 *                            or NULL to use ~/.ssh/id_rsa.
 */
struct tr_ssh_config {
    char *host;
    unsigned int port;
    char *bindaddr;
    char *username;
    char *server_hostkey_path;
    char *client_privkey_path;
};

/**
 * @brief Status of a rtr_mgr_group.
 */
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