diff options
| author | Kaushal M <kaushal@redhat.com> | 2013-07-22 19:14:56 +0530 |
|---|---|---|
| committer | Vijay Bellur <vbellur@redhat.com> | 2013-07-23 00:26:36 -0700 |
| commit | fa787929ba37e483ad041e090a82c14e3b7de900 (patch) | |
| tree | 9283292bf0948a9feeb04eefe3dc3d3356bebd43 /glusterfsd/src/glusterfsd-mgmt.c | |
| parent | 950371be29d029179ac5cd0ad2dfdbfcd4467b96 (diff) | |
glusterfsd: Use dynamic volfile buffer
Glusterfsd used a fixed buffer to store volfiles fetched via getspec.
This caused problems with large volfiles. Changining this to a dynamic
buffer allows large volfiles to be loaded in memory.
Change-Id: I40236dcb1c37b9a0136dfb5231cafabb3d4f00dc
BUG: 986100
Signed-off-by: Kaushal M <kaushal@redhat.com>
Reviewed-on: http://review.gluster.org/5373
Reviewed-by: Vijay Bellur <vbellur@redhat.com>
Tested-by: Gluster Build System <jenkins@build.gluster.com>
Diffstat (limited to 'glusterfsd/src/glusterfsd-mgmt.c')
| -rw-r--r-- | glusterfsd/src/glusterfsd-mgmt.c | 21 |
1 files changed, 20 insertions, 1 deletions
diff --git a/glusterfsd/src/glusterfsd-mgmt.c b/glusterfsd/src/glusterfsd-mgmt.c index f91cdc46ebe..4d9ddafea49 100644 --- a/glusterfsd/src/glusterfsd-mgmt.c +++ b/glusterfsd/src/glusterfsd-mgmt.c @@ -1327,7 +1327,7 @@ out: /* XXX: move these into @ctx */ -static char oldvolfile[131072]; +static char *oldvolfile = NULL; static int oldvollen = 0; static int @@ -1522,6 +1522,7 @@ mgmt_getspec_cbk (struct rpc_req *req, struct iovec *iov, int count, int ret = 0; ssize_t size = 0; FILE *tmpfp = NULL; + char *volfilebuf = NULL; frame = myframe; ctx = frame->this->ctx; @@ -1579,6 +1580,15 @@ mgmt_getspec_cbk (struct rpc_req *req, struct iovec *iov, int count, if (ret == 0) { gf_log ("glusterfsd-mgmt", GF_LOG_DEBUG, "No need to re-load volfile, reconfigure done"); + if (oldvolfile) + volfilebuf = GF_REALLOC (oldvolfile, size); + else + volfilebuf = GF_CALLOC (1, size, gf_common_mt_char); + if (!volfilebuf) { + ret = -1; + goto out; + } + oldvolfile = volfilebuf; oldvollen = size; memcpy (oldvolfile, rsp.spec, size); goto out; @@ -1595,6 +1605,15 @@ mgmt_getspec_cbk (struct rpc_req *req, struct iovec *iov, int count, if (ret) goto out; + if (oldvolfile) + volfilebuf = GF_REALLOC (oldvolfile, size); + else + volfilebuf = GF_CALLOC (1, size, gf_common_mt_char); + if (!volfilebuf) { + ret = -1; + goto out; + } + oldvolfile = volfilebuf; oldvollen = size; memcpy (oldvolfile, rsp.spec, size); if (!is_mgmt_rpc_reconnect) { |