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remote: Implement the remote protocol for virDomainGetFSInfo

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Add daemon and driver code to (de-)serialize virDomainFSInfo.

Signed-off-by: Tomoki Sekiyama <tomoki.sekiyama@hds.com>
This commit is contained in:
Tomoki Sekiyama
2014-11-21 20:27:31 -05:00
committed by John Ferlan
parent 612e037b4c
commit ee3dc4f19b
5 changed files with 260 additions and 1 deletions
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114
daemon/remote.c
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@@ -6372,6 +6372,120 @@ remoteDispatchNodeAllocPages(virNetServerPtr server ATTRIBUTE_UNUSED,
}
static int
remoteDispatchDomainGetFSInfo(virNetServerPtr server ATTRIBUTE_UNUSED,
virNetServerClientPtr client,
virNetMessagePtr msg ATTRIBUTE_UNUSED,
virNetMessageErrorPtr rerr,
remote_domain_get_fsinfo_args *args,
remote_domain_get_fsinfo_ret *ret)
{
int rv = -1;
size_t i, j;
struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client);
virDomainFSInfoPtr *info = NULL;
virDomainPtr dom = NULL;
remote_domain_fsinfo *dst;
int ninfo = 0;
size_t ndisk;
if (!priv->conn) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open"));
goto cleanup;
}
if (!(dom = get_nonnull_domain(priv->conn, args->dom)))
goto cleanup;
if ((ninfo = virDomainGetFSInfo(dom, &info, args->flags)) < 0)
goto cleanup;
if (ninfo > REMOTE_DOMAIN_FSINFO_MAX) {
virReportError(VIR_ERR_RPC,
_("Too many mountpoints in fsinfo: %d for limit %d"),
ninfo, REMOTE_DOMAIN_FSINFO_MAX);
goto cleanup;
}
if (ninfo) {
if (VIR_ALLOC_N(ret->info.info_val, ninfo) < 0)
goto cleanup;
ret->info.info_len = ninfo;
for (i = 0; i < ninfo; i++) {
dst = &ret->info.info_val[i];
if (VIR_STRDUP(dst->mountpoint, info[i]->mountpoint) < 0)
goto cleanup;
if (VIR_STRDUP(dst->name, info[i]->name) < 0)
goto cleanup;
if (VIR_STRDUP(dst->fstype, info[i]->fstype) < 0)
goto cleanup;
ndisk = info[i]->ndevAlias;
if (ndisk > REMOTE_DOMAIN_FSINFO_DISKS_MAX) {
virReportError(VIR_ERR_RPC,
_("Too many disks in fsinfo: %zd for limit %d"),
ndisk, REMOTE_DOMAIN_FSINFO_DISKS_MAX);
goto cleanup;
}
if (ndisk > 0) {
if (VIR_ALLOC_N(dst->dev_aliases.dev_aliases_val, ndisk) < 0)
goto cleanup;
for (j = 0; j < ndisk; j++) {
if (VIR_STRDUP(dst->dev_aliases.dev_aliases_val[j],
info[i]->devAlias[j]) < 0)
goto cleanup;
}
dst->dev_aliases.dev_aliases_len = ndisk;
} else {
dst->dev_aliases.dev_aliases_val = NULL;
dst->dev_aliases.dev_aliases_len = 0;
}
}
} else {
ret->info.info_len = 0;
ret->info.info_val = NULL;
}
ret->ret = ninfo;
rv = 0;
cleanup:
if (rv < 0) {
virNetMessageSaveError(rerr);
if (ret->info.info_val && ninfo > 0) {
for (i = 0; i < ninfo; i++) {
dst = &ret->info.info_val[i];
VIR_FREE(dst->mountpoint);
if (dst->dev_aliases.dev_aliases_val) {
for (j = 0; j < dst->dev_aliases.dev_aliases_len; j++)
VIR_FREE(dst->dev_aliases.dev_aliases_val[j]);
VIR_FREE(dst->dev_aliases.dev_aliases_val);
}
}
VIR_FREE(ret->info.info_val);
}
}
if (dom)
virDomainFree(dom);
if (ninfo >= 0)
for (i = 0; i < ninfo; i++)
virDomainFSInfoFree(info[i]);
VIR_FREE(info);
return rv;
}
/*----- Helpers. -----*/
/* get_nonnull_domain and get_nonnull_network turn an on-wire