From 53f6dbee36fb72acb9a88413fc35c4e71200d3b8 Mon Sep 17 00:00:00 2001 From: Jeff Layton Date: Thu, 26 Apr 2012 11:46:14 -0400 Subject: nfsdcld: add remove functionality Allow the kernel to ask for removal of a client record. Signed-off-by: Jeff Layton Signed-off-by: Steve Dickson --- utils/nfsdcld/nfsdcld.c | 34 ++++++++++++++++++++++++++++++++++ 1 file changed, 34 insertions(+) (limited to 'utils/nfsdcld/nfsdcld.c') diff --git a/utils/nfsdcld/nfsdcld.c b/utils/nfsdcld/nfsdcld.c index c58801c..a6c5239 100644 --- a/utils/nfsdcld/nfsdcld.c +++ b/utils/nfsdcld/nfsdcld.c @@ -168,6 +168,37 @@ cld_create(struct cld_client *clnt) } } +static void +cld_remove(struct cld_client *clnt) +{ + int ret; + ssize_t bsize, wsize; + struct cld_msg *cmsg = &clnt->cl_msg; + + xlog(D_GENERAL, "%s: remove client record.", __func__); + + ret = sqlite_remove_client(cmsg->cm_u.cm_name.cn_id, + cmsg->cm_u.cm_name.cn_len); + + cmsg->cm_status = ret ? -EREMOTEIO : ret; + + bsize = sizeof(*cmsg); + + xlog(D_GENERAL, "%s: downcall with status %d", __func__, + cmsg->cm_status); + wsize = atomicio((void *)write, clnt->cl_fd, cmsg, bsize); + if (wsize != bsize) { + xlog(L_ERROR, "%s: problem writing to cld pipe (%ld): %m", + __func__, wsize); + ret = cld_pipe_open(clnt); + if (ret) { + xlog(L_FATAL, "%s: unable to reopen pipe: %d", + __func__, ret); + exit(ret); + } + } +} + static void cldcb(int UNUSED(fd), short which, void *data) { @@ -196,6 +227,9 @@ cldcb(int UNUSED(fd), short which, void *data) case Cld_Create: cld_create(clnt); break; + case Cld_Remove: + cld_remove(clnt); + break; default: xlog(L_WARNING, "%s: command %u is not yet implemented", __func__, cmsg->cm_cmd); -- cgit