diff options
Diffstat (limited to 'src/responder/nss')
| -rw-r--r-- | src/responder/nss/nsssrv_mmap_cache.c | 26 |
1 files changed, 23 insertions, 3 deletions
diff --git a/src/responder/nss/nsssrv_mmap_cache.c b/src/responder/nss/nsssrv_mmap_cache.c index f4025647..524aa47c 100644 --- a/src/responder/nss/nsssrv_mmap_cache.c +++ b/src/responder/nss/nsssrv_mmap_cache.c @@ -537,14 +537,21 @@ static errno_t sss_mc_create_file(struct sss_mc_ctx *mc_ctx) mode_t old_mask; int ofd; int ret; + useconds_t t = 50000; + int retries = 3; ofd = open(mc_ctx->file, O_RDWR); if (ofd != -1) { + ret = sss_br_lock_file(ofd, 0, 1, retries, t); + if (ret != EOK) { + DEBUG(SSSDBG_FATAL_FAILURE, + ("Failed to lock file %s.\n", mc_ctx->file)); + } ret = sss_mc_set_recycled(ofd); if (ret) { - DEBUG(SSSDBG_TRACE_FUNC, ("Failed to mark mmap file %s as" - " recycled: %d(%s)\n", - mc_ctx->file, ret, strerror(ret))); + DEBUG(SSSDBG_FATAL_FAILURE, ("Failed to mark mmap file %s as" + " recycled: %d(%s)\n", + mc_ctx->file, ret, strerror(ret))); } close(ofd); @@ -568,11 +575,24 @@ static errno_t sss_mc_create_file(struct sss_mc_ctx *mc_ctx) ret = errno; DEBUG(SSSDBG_CRIT_FAILURE, ("Failed to open mmap file %s: %d(%s)\n", mc_ctx->file, ret, strerror(ret))); + goto done; + } + + ret = sss_br_lock_file(mc_ctx->fd, 0, 1, retries, t); + if (ret != EOK) { + DEBUG(SSSDBG_FATAL_FAILURE, + ("Failed to lock file %s.\n", mc_ctx->file)); + goto done; } +done: /* reset mask back */ umask(old_mask); + if (ret) { + close(mc_ctx->fd); + } + return ret; } |