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0598f6895d
glusterfs/0535-multiple-files-use-dict_allocate_and_serialize-where.patch

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From 775d500cd136bd8c940faaeffde1217c25a87e3d Mon Sep 17 00:00:00 2001
From: Yaniv Kaul <ykaul@redhat.com>
Date: Sun, 2 Jun 2019 21:14:18 +0300
Subject: [PATCH 535/538] (multiple files) use dict_allocate_and_serialize()
where applicable.
This function does length, allocation and serialization for you.
Upstream patch:
> Upstream-patch-link: https://review.gluster.org/#/c/glusterfs/+/22800
> Change-Id: I142a259952a2fe83dd719442afaefe4a43a8e55e
> updates: bz#1193929
> Signed-off-by: Yaniv Kaul <ykaul@redhat.com>
Change-Id: I142a259952a2fe83dd719442afaefe4a43a8e55e
BUG: 1911292
Signed-off-by: Yaniv Kaul <ykaul@redhat.com>
Reviewed-on: https://code.engineering.redhat.com/gerrit/228611
Tested-by: RHGS Build Bot <nigelb@redhat.com>
Reviewed-by: Sunil Kumar Heggodu Gopala Acharya <sheggodu@redhat.com>
---
xlators/cluster/afr/src/afr-inode-read.c | 34 +++++---------------------
xlators/cluster/ec/src/ec-combine.c | 16 +++---------
xlators/features/locks/src/posix.c | 23 +++--------------
xlators/protocol/client/src/client-handshake.c | 14 +++--------
xlators/protocol/server/src/server-handshake.c | 24 +++++++-----------
xlators/protocol/server/src/server-helpers.c | 27 +++-----------------
6 files changed, 28 insertions(+), 110 deletions(-)
diff --git a/xlators/cluster/afr/src/afr-inode-read.c b/xlators/cluster/afr/src/afr-inode-read.c
index 523a5b4..cf305af 100644
--- a/xlators/cluster/afr/src/afr-inode-read.c
+++ b/xlators/cluster/afr/src/afr-inode-read.c
@@ -948,24 +948,13 @@ unlock:
goto unwind;
}
- len = dict_serialized_length(local->dict);
- if (len <= 0) {
- goto unwind;
- }
-
- lockinfo_buf = GF_CALLOC(1, len, gf_common_mt_char);
- if (!lockinfo_buf) {
+ op_ret = dict_allocate_and_serialize(
+ local->dict, (char **)&lockinfo_buf, (unsigned int *)&len);
+ if (op_ret != 0) {
local->op_ret = -1;
- local->op_errno = ENOMEM;
goto unwind;
}
- op_ret = dict_serialize(local->dict, lockinfo_buf);
- if (op_ret < 0) {
- local->op_ret = -1;
- local->op_errno = -op_ret;
- }
-
op_ret = dict_set_dynptr(newdict, GF_XATTR_LOCKINFO_KEY,
(void *)lockinfo_buf, len);
if (op_ret < 0) {
@@ -1064,24 +1053,13 @@ unlock:
goto unwind;
}
- len = dict_serialized_length(local->dict);
- if (len <= 0) {
- goto unwind;
- }
-
- lockinfo_buf = GF_CALLOC(1, len, gf_common_mt_char);
- if (!lockinfo_buf) {
+ op_ret = dict_allocate_and_serialize(
+ local->dict, (char **)&lockinfo_buf, (unsigned int *)&len);
+ if (op_ret != 0) {
local->op_ret = -1;
- local->op_errno = ENOMEM;
goto unwind;
}
- op_ret = dict_serialize(local->dict, lockinfo_buf);
- if (op_ret < 0) {
- local->op_ret = -1;
- local->op_errno = -op_ret;
- }
-
op_ret = dict_set_dynptr(newdict, GF_XATTR_LOCKINFO_KEY,
(void *)lockinfo_buf, len);
if (op_ret < 0) {
diff --git a/xlators/cluster/ec/src/ec-combine.c b/xlators/cluster/ec/src/ec-combine.c
index 99e5534..9d712b3 100644
--- a/xlators/cluster/ec/src/ec-combine.c
+++ b/xlators/cluster/ec/src/ec-combine.c
@@ -486,22 +486,12 @@ ec_dict_data_merge(ec_cbk_data_t *cbk, int32_t which, char *key)
tmp = NULL;
- len = dict_serialized_length(lockinfo);
- if (len < 0) {
- err = len;
-
- goto out;
- }
- ptr = GF_MALLOC(len, gf_common_mt_char);
- if (ptr == NULL) {
- err = -ENOMEM;
-
- goto out;
- }
- err = dict_serialize(lockinfo, ptr);
+ err = dict_allocate_and_serialize(lockinfo, (char **)&ptr,
+ (unsigned int *)&len);
if (err != 0) {
goto out;
}
+
dict = (which == EC_COMBINE_XDATA) ? cbk->xdata : cbk->dict;
err = dict_set_dynptr(dict, key, ptr, len);
if (err != 0) {
diff --git a/xlators/features/locks/src/posix.c b/xlators/features/locks/src/posix.c
index 5ae0125..cdd1ff7 100644
--- a/xlators/features/locks/src/posix.c
+++ b/xlators/features/locks/src/posix.c
@@ -1547,8 +1547,9 @@ pl_fgetxattr_handle_lockinfo(xlator_t *this, fd_t *fd, dict_t *dict,
goto out;
}
- len = dict_serialized_length(tmp);
- if (len < 0) {
+ op_ret = dict_allocate_and_serialize(tmp, (char **)&buf,
+ (unsigned int *)&len);
+ if (op_ret != 0) {
*op_errno = -op_ret;
op_ret = -1;
gf_log(this->name, GF_LOG_WARNING,
@@ -1558,24 +1559,6 @@ pl_fgetxattr_handle_lockinfo(xlator_t *this, fd_t *fd, dict_t *dict,
goto out;
}
- buf = GF_CALLOC(1, len, gf_common_mt_char);
- if (buf == NULL) {
- op_ret = -1;
- *op_errno = ENOMEM;
- goto out;
- }
-
- op_ret = dict_serialize(tmp, buf);
- if (op_ret < 0) {
- *op_errno = -op_ret;
- op_ret = -1;
- gf_log(this->name, GF_LOG_WARNING,
- "dict_serialize failed (%s) while handling lockinfo "
- "for fd (ptr: %p inode-gfid:%s)",
- strerror(*op_errno), fd, uuid_utoa(fd->inode->gfid));
- goto out;
- }
-
op_ret = dict_set_dynptr(dict, GF_XATTR_LOCKINFO_KEY, buf, len);
if (op_ret < 0) {
*op_errno = -op_ret;
diff --git a/xlators/protocol/client/src/client-handshake.c b/xlators/protocol/client/src/client-handshake.c
index 0002361..6b20d92 100644
--- a/xlators/protocol/client/src/client-handshake.c
+++ b/xlators/protocol/client/src/client-handshake.c
@@ -1286,18 +1286,10 @@ client_setvolume(xlator_t *this, struct rpc_clnt *rpc)
"Failed to set client opversion in handshake message");
}
- ret = dict_serialized_length(options);
- if (ret < 0) {
- gf_msg(this->name, GF_LOG_ERROR, 0, PC_MSG_DICT_ERROR,
- "failed to get serialized length of dict");
+ ret = dict_allocate_and_serialize(options, (char **)&req.dict.dict_val,
+ &req.dict.dict_len);
+ if (ret != 0) {
ret = -1;
- goto fail;
- }
- req.dict.dict_len = ret;
- req.dict.dict_val = GF_CALLOC(1, req.dict.dict_len,
- gf_client_mt_clnt_req_buf_t);
- ret = dict_serialize(options, req.dict.dict_val);
- if (ret < 0) {
gf_msg(this->name, GF_LOG_ERROR, 0, PC_MSG_DICT_SERIALIZE_FAIL,
"failed to serialize "
"dictionary");
diff --git a/xlators/protocol/server/src/server-handshake.c b/xlators/protocol/server/src/server-handshake.c
index eeca73c..54dc030 100644
--- a/xlators/protocol/server/src/server-handshake.c
+++ b/xlators/protocol/server/src/server-handshake.c
@@ -676,22 +676,16 @@ fail:
GF_ASSERT(rsp);
rsp->op_ret = 0;
- ret = dict_serialized_length(reply);
- if (ret > 0) {
- rsp->dict.dict_len = ret;
- rsp->dict.dict_val = GF_CALLOC(1, rsp->dict.dict_len,
- gf_server_mt_rsp_buf_t);
- if (rsp->dict.dict_val) {
- ret = dict_serialize(reply, rsp->dict.dict_val);
- if (ret < 0) {
- gf_msg_debug("server-handshake", 0,
- "failed "
- "to serialize reply dict");
- op_ret = -1;
- op_errno = -ret;
- }
- }
+
+ ret = dict_allocate_and_serialize(reply, (char **)&rsp->dict.dict_val,
+ &rsp->dict.dict_len);
+ if (ret != 0) {
+ ret = -1;
+ gf_msg_debug("server-handshake", 0, "failed to serialize reply dict");
+ op_ret = -1;
+ op_errno = -ret;
}
+
rsp->op_ret = op_ret;
rsp->op_errno = gf_errno_to_error(op_errno);
diff --git a/xlators/protocol/server/src/server-helpers.c b/xlators/protocol/server/src/server-helpers.c
index e74a24d..33959b5 100644
--- a/xlators/protocol/server/src/server-helpers.c
+++ b/xlators/protocol/server/src/server-helpers.c
@@ -902,7 +902,6 @@ serialize_rsp_direntp(gf_dirent_t *entries, gfs3_readdirp_rsp *rsp)
gfs3_dirplist *trav = NULL;
gfs3_dirplist *prev = NULL;
int ret = -1;
- int temp = 0;
GF_VALIDATE_OR_GOTO("server", entries, out);
GF_VALIDATE_OR_GOTO("server", rsp, out);
@@ -923,28 +922,10 @@ serialize_rsp_direntp(gf_dirent_t *entries, gfs3_readdirp_rsp *rsp)
/* if 'dict' is present, pack it */
if (entry->dict) {
- temp = dict_serialized_length(entry->dict);
-
- if (temp < 0) {
- gf_msg(THIS->name, GF_LOG_ERROR, EINVAL, PS_MSG_INVALID_ENTRY,
- "failed to get "
- "serialized length of reply dict");
- errno = EINVAL;
- trav->dict.dict_len = 0;
- goto out;
- }
- trav->dict.dict_len = temp;
-
- trav->dict.dict_val = GF_CALLOC(1, trav->dict.dict_len,
- gf_server_mt_rsp_buf_t);
- if (!trav->dict.dict_val) {
- errno = ENOMEM;
- trav->dict.dict_len = 0;
- goto out;
- }
-
- ret = dict_serialize(entry->dict, trav->dict.dict_val);
- if (ret < 0) {
+ ret = dict_allocate_and_serialize(entry->dict,
+ (char **)&trav->dict.dict_val,
+ &trav->dict.dict_len);
+ if (ret != 0) {
gf_msg(THIS->name, GF_LOG_ERROR, 0, PS_MSG_DICT_SERIALIZE_FAIL,
"failed to serialize reply dict");
errno = -ret;
--
1.8.3.1
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