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libshare: nfs: commonify nfs_enable_share()

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Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Reviewed-by: George Wilson <gwilson@delphix.com>
Signed-off-by: Ahelenia Ziemiańska <nabijaczleweli@nabijaczleweli.xyz>
Closes #11886
This commit is contained in:
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2021-04-16 00:40:22 +02:00
committed by Brian Behlendorf
parent 62866fc96c
commit dc3a56d38b
4 changed files with 62 additions and 91 deletions
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lib/libshare/os/linux/nfs.c
+19 -35
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@@ -467,61 +467,45 @@ nfs_copy_entries(char *filename, const char *mountpoint)
* Enables NFS sharing for the specified share.
*/
static int
nfs_enable_share(sa_share_impl_t impl_share)
nfs_enable_share_impl(sa_share_impl_t impl_share, char *filename)
{
char *shareopts, *linux_opts;
char *filename = NULL;
int error;
if ((filename =
nfs_init_tmpfile(ZFS_EXPORTS_FILE, ZFS_EXPORTS_DIR)) == NULL)
return (SA_SYSTEM_ERR);
error = nfs_exports_lock(ZFS_EXPORTS_LOCK);
if (error != 0) {
unlink(filename);
free(filename);
return (error);
}
error = nfs_copy_entries(filename, impl_share->sa_mountpoint);
if (error != SA_OK) {
unlink(filename);
free(filename);
nfs_exports_unlock(ZFS_EXPORTS_LOCK);
return (error);
}
shareopts = FSINFO(impl_share, nfs_fstype)->shareopts;
error = get_linux_shareopts(shareopts, &linux_opts);
if (error != SA_OK) {
unlink(filename);
free(filename);
nfs_exports_unlock(ZFS_EXPORTS_LOCK);
if (error != SA_OK)
return (error);
}
error = foreach_nfs_host(impl_share, filename, nfs_add_entry,
linux_opts);
free(linux_opts);
if (error == 0) {
error = nfs_fini_tmpfile(ZFS_EXPORTS_FILE, filename);
} else {
unlink(filename);
free(filename);
}
nfs_exports_unlock(ZFS_EXPORTS_LOCK);
return (error);
}
static int
nfs_enable_share(sa_share_impl_t impl_share)
{
return (nfs_toggle_share(
ZFS_EXPORTS_LOCK, ZFS_EXPORTS_FILE, ZFS_EXPORTS_DIR, impl_share,
nfs_enable_share_impl));
}
/*
* Disables NFS sharing for the specified share.
*/
static int
nfs_disable_share_impl(sa_share_impl_t impl_share, char *filename)
{
return (SA_OK);
}
static int
nfs_disable_share(sa_share_impl_t impl_share)
{
return (nfs_disable_share_impl(
ZFS_EXPORTS_LOCK, ZFS_EXPORTS_FILE, ZFS_EXPORTS_DIR, impl_share));
return (nfs_toggle_share(
ZFS_EXPORTS_LOCK, ZFS_EXPORTS_FILE, ZFS_EXPORTS_DIR, impl_share,
nfs_disable_share_impl));
}
static boolean_t