diff options
Diffstat (limited to 'src/rpcbind.c')
-rw-r--r-- | src/rpcbind.c | 81 |
1 files changed, 75 insertions, 6 deletions
diff --git a/src/rpcbind.c b/src/rpcbind.c index e3462e3..f7c71ee 100644 --- a/src/rpcbind.c +++ b/src/rpcbind.c @@ -56,6 +56,9 @@ #include <netinet/in.h> #endif #include <arpa/inet.h> +#ifdef SYSTEMD +#include <systemd/sd-daemon.h> +#endif #include <fcntl.h> #include <netdb.h> #include <stdio.h> @@ -296,6 +299,7 @@ init_transport(struct netconfig *nconf) u_int32_t host_addr[4]; /* IPv4 or IPv6 */ struct sockaddr_un sun; mode_t oldmask; + int n; res = NULL; if ((nconf->nc_semantics != NC_TPI_CLTS) && @@ -314,6 +318,76 @@ init_transport(struct netconfig *nconf) fprintf(stderr, "[%d] - %s\n", i, *s); } #endif + if (!__rpc_nconf2sockinfo(nconf, &si)) { + syslog(LOG_ERR, "cannot get information for %s", + nconf->nc_netid); + return (1); + } + +#ifdef SYSTEMD + n = sd_listen_fds(0); + if (n < 0) { + syslog(LOG_ERR, "failed to acquire systemd sockets: %s", strerror(-n)); + return 1; + } + + /* Try to find if one of the systemd sockets we were given match + * our netconfig structure. */ + + for (fd = SD_LISTEN_FDS_START; fd < SD_LISTEN_FDS_START + n; fd++) { + struct __rpc_sockinfo si_other; + union { + struct sockaddr sa; + struct sockaddr_un un; + struct sockaddr_in in4; + struct sockaddr_in6 in6; + struct sockaddr_storage storage; + } sa; + socklen_t addrlen = sizeof(sa); + + if (!__rpc_fd2sockinfo(fd, &si_other)) { + syslog(LOG_ERR, "cannot get information for fd %i", fd); + return 1; + } + + if (si.si_af != si_other.si_af || + si.si_socktype != si_other.si_socktype || + si.si_proto != si_other.si_proto) + continue; + + if (getsockname(fd, &sa.sa, &addrlen) < 0) { + syslog(LOG_ERR, "failed to query socket name: %s", + strerror(errno)); + goto error; + } + + /* Copy the address */ + taddr.addr.maxlen = taddr.addr.len = addrlen; + taddr.addr.buf = malloc(addrlen); + if (taddr.addr.buf == NULL) { + syslog(LOG_ERR, + "cannot allocate memory for %s address", + nconf->nc_netid); + goto error; + } + memcpy(taddr.addr.buf, &sa, addrlen); + + my_xprt = (SVCXPRT *)svc_tli_create(fd, nconf, &taddr, + RPC_MAXDATASIZE, RPC_MAXDATASIZE); + if (my_xprt == (SVCXPRT *)NULL) { + syslog(LOG_ERR, "%s: could not create service", + nconf->nc_netid); + goto error; + } + } + + /* + * If none of the systemd sockets matched, we set up the socket in + * the normal way: + */ +#endif + if (my_xprt != NULL) + goto got_socket; /* * XXX - using RPC library internal functions. For NC_TPI_CLTS @@ -327,12 +401,6 @@ init_transport(struct netconfig *nconf) } } - if (!__rpc_nconf2sockinfo(nconf, &si)) { - syslog(LOG_ERR, "cannot get information for %s", - nconf->nc_netid); - return (1); - } - if ((strcmp(nconf->nc_netid, "local") == 0) || (strcmp(nconf->nc_netid, "unix") == 0)) { memset(&sun, 0, sizeof sun); @@ -569,6 +637,7 @@ init_transport(struct netconfig *nconf) goto error; } } +got_socket: #ifdef PORTMAP /* |