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| author | Andreas Schneider <asn@cryptomilk.org> | 2013-07-01 12:17:08 +0200 |
|---|---|---|
| committer | Andreas Schneider <asn@cryptomilk.org> | 2013-07-01 12:17:08 +0200 |
| commit | 0231aedfd9742d9f6085118817948a12ad91f005 (patch) | |
| tree | f7df2f2e52294cff8c68a42fe75f0f3633c71166 /src | |
| parent | ab5d153ddb8009ba6ca675dfcb6795f727de193d (diff) | |
| download | socket_wrapper-0231aedfd9742d9f6085118817948a12ad91f005.tar.gz socket_wrapper-0231aedfd9742d9f6085118817948a12ad91f005.tar.xz socket_wrapper-0231aedfd9742d9f6085118817948a12ad91f005.zip | |
src: Define SOCKET_MAX_SOCKETS and log if we reach it.
Diffstat (limited to 'src')
| -rw-r--r-- | src/socket_wrapper.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/src/socket_wrapper.c b/src/socket_wrapper.c index ea871ce..2e6d905 100644 --- a/src/socket_wrapper.c +++ b/src/socket_wrapper.c @@ -207,6 +207,8 @@ static void swrap_log(enum swrap_dbglvl_e dbglvl, const char *format, ...) */ #define SOCKET_MAX_PACKET 1500 +#define SOCKET_MAX_SOCKETS 1024 + /* This limit is to avoid broadcast sendto() needing to stat too many * files. It may be raised (with a performance cost) to up to 254 * without changing the format above */ @@ -2144,7 +2146,7 @@ static int swrap_auto_bind(int fd, struct socket_info *si, int family) autobind_start = 10000; } - for (i=0;i<1000;i++) { + for (i = 0; i < SOCKET_MAX_SOCKETS; i++) { port = autobind_start + i; snprintf(un_addr.sun_path, sizeof(un_addr.sun_path), "%s/"SOCKET_FORMAT, socket_wrapper_dir(), @@ -2160,7 +2162,13 @@ static int swrap_auto_bind(int fd, struct socket_info *si, int family) autobind_start = port + 1; break; } - if (i == 1000) { + if (i == SOCKET_MAX_SOCKETS) { + SWRAP_LOG(SWRAP_LOG_ERROR, "Too many open unix sockets (%u) for " + "interface "SOCKET_FORMAT, + SOCKET_MAX_SOCKETS, + type, + socket_wrapper_default_iface(), + 0); errno = ENFILE; return -1; } |