xref: /linux/fs/nfsd/netlink.c (revision bba2c3615bd6cfee7456d1130f2e6b01b3f4e9ba)
1 // SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause)
2 /* Do not edit directly, auto-generated from: */
3 /*	Documentation/netlink/specs/nfsd.yaml */
4 /* YNL-GEN kernel source */
5 /* To regenerate run: tools/net/ynl/ynl-regen.sh */
6 
7 #include <net/netlink.h>
8 #include <net/genetlink.h>
9 
10 #include "netlink.h"
11 
12 #include <uapi/linux/nfsd_netlink.h>
13 
14 /* Common nested types */
15 const struct nla_policy nfsd_auth_flavor_nl_policy[NFSD_A_AUTH_FLAVOR_FLAGS + 1] = {
16 	[NFSD_A_AUTH_FLAVOR_PSEUDOFLAVOR] = { .type = NLA_U32, },
17 	[NFSD_A_AUTH_FLAVOR_FLAGS] = NLA_POLICY_MASK(NLA_U32, 0x3ffff),
18 };
19 
20 const struct nla_policy nfsd_expkey_nl_policy[NFSD_A_EXPKEY_PATH + 1] = {
21 	[NFSD_A_EXPKEY_SEQNO] = { .type = NLA_U64, },
22 	[NFSD_A_EXPKEY_CLIENT] = { .type = NLA_NUL_STRING, },
23 	[NFSD_A_EXPKEY_FSIDTYPE] = { .type = NLA_U8, },
24 	[NFSD_A_EXPKEY_FSID] = { .type = NLA_BINARY, },
25 	[NFSD_A_EXPKEY_NEGATIVE] = { .type = NLA_FLAG, },
26 	[NFSD_A_EXPKEY_EXPIRY] = { .type = NLA_U64, },
27 	[NFSD_A_EXPKEY_PATH] = { .type = NLA_NUL_STRING, },
28 };
29 
30 const struct nla_policy nfsd_fslocation_nl_policy[NFSD_A_FSLOCATION_PATH + 1] = {
31 	[NFSD_A_FSLOCATION_HOST] = { .type = NLA_NUL_STRING, },
32 	[NFSD_A_FSLOCATION_PATH] = { .type = NLA_NUL_STRING, },
33 };
34 
35 const struct nla_policy nfsd_fslocations_nl_policy[NFSD_A_FSLOCATIONS_LOCATION + 1] = {
36 	[NFSD_A_FSLOCATIONS_LOCATION] = NLA_POLICY_NESTED(nfsd_fslocation_nl_policy),
37 };
38 
39 const struct nla_policy nfsd_sock_nl_policy[NFSD_A_SOCK_TRANSPORT_NAME + 1] = {
40 	[NFSD_A_SOCK_ADDR] = { .type = NLA_BINARY, },
41 	[NFSD_A_SOCK_TRANSPORT_NAME] = { .type = NLA_NUL_STRING, },
42 };
43 
44 const struct nla_policy nfsd_svc_export_nl_policy[NFSD_A_SVC_EXPORT_FSID + 1] = {
45 	[NFSD_A_SVC_EXPORT_SEQNO] = { .type = NLA_U64, },
46 	[NFSD_A_SVC_EXPORT_CLIENT] = { .type = NLA_NUL_STRING, },
47 	[NFSD_A_SVC_EXPORT_PATH] = { .type = NLA_NUL_STRING, },
48 	[NFSD_A_SVC_EXPORT_NEGATIVE] = { .type = NLA_FLAG, },
49 	[NFSD_A_SVC_EXPORT_EXPIRY] = { .type = NLA_U64, },
50 	[NFSD_A_SVC_EXPORT_ANON_UID] = { .type = NLA_U32, },
51 	[NFSD_A_SVC_EXPORT_ANON_GID] = { .type = NLA_U32, },
52 	[NFSD_A_SVC_EXPORT_FSLOCATIONS] = NLA_POLICY_NESTED(nfsd_fslocations_nl_policy),
53 	[NFSD_A_SVC_EXPORT_UUID] = { .type = NLA_BINARY, },
54 	[NFSD_A_SVC_EXPORT_SECINFO] = NLA_POLICY_NESTED(nfsd_auth_flavor_nl_policy),
55 	[NFSD_A_SVC_EXPORT_XPRTSEC] = NLA_POLICY_MASK(NLA_U32, 0x7),
56 	[NFSD_A_SVC_EXPORT_FLAGS] = NLA_POLICY_MASK(NLA_U32, 0x3ffff),
57 	[NFSD_A_SVC_EXPORT_FSID] = { .type = NLA_S32, },
58 };
59 
60 const struct nla_policy nfsd_version_nl_policy[NFSD_A_VERSION_ENABLED + 1] = {
61 	[NFSD_A_VERSION_MAJOR] = { .type = NLA_U32, },
62 	[NFSD_A_VERSION_MINOR] = { .type = NLA_U32, },
63 	[NFSD_A_VERSION_ENABLED] = { .type = NLA_FLAG, },
64 };
65 
66 /* NFSD_CMD_THREADS_SET - do */
67 static const struct nla_policy nfsd_threads_set_nl_policy[NFSD_A_SERVER_FH_KEY + 1] = {
68 	[NFSD_A_SERVER_THREADS] = { .type = NLA_U32, },
69 	[NFSD_A_SERVER_GRACETIME] = { .type = NLA_U32, },
70 	[NFSD_A_SERVER_LEASETIME] = { .type = NLA_U32, },
71 	[NFSD_A_SERVER_SCOPE] = { .type = NLA_NUL_STRING, },
72 	[NFSD_A_SERVER_MIN_THREADS] = { .type = NLA_U32, },
73 	[NFSD_A_SERVER_FH_KEY] = NLA_POLICY_EXACT_LEN(16),
74 };
75 
76 /* NFSD_CMD_VERSION_SET - do */
77 static const struct nla_policy nfsd_version_set_nl_policy[NFSD_A_SERVER_PROTO_VERSION + 1] = {
78 	[NFSD_A_SERVER_PROTO_VERSION] = NLA_POLICY_NESTED(nfsd_version_nl_policy),
79 };
80 
81 /* NFSD_CMD_LISTENER_SET - do */
82 static const struct nla_policy nfsd_listener_set_nl_policy[NFSD_A_SERVER_SOCK_ADDR + 1] = {
83 	[NFSD_A_SERVER_SOCK_ADDR] = NLA_POLICY_NESTED(nfsd_sock_nl_policy),
84 };
85 
86 /* NFSD_CMD_POOL_MODE_SET - do */
87 static const struct nla_policy nfsd_pool_mode_set_nl_policy[NFSD_A_POOL_MODE_MODE + 1] = {
88 	[NFSD_A_POOL_MODE_MODE] = { .type = NLA_NUL_STRING, },
89 };
90 
91 /* NFSD_CMD_SVC_EXPORT_SET_REQS - do */
92 static const struct nla_policy nfsd_svc_export_set_reqs_nl_policy[NFSD_A_SVC_EXPORT_REQS_REQUESTS + 1] = {
93 	[NFSD_A_SVC_EXPORT_REQS_REQUESTS] = NLA_POLICY_NESTED(nfsd_svc_export_nl_policy),
94 };
95 
96 /* NFSD_CMD_EXPKEY_SET_REQS - do */
97 static const struct nla_policy nfsd_expkey_set_reqs_nl_policy[NFSD_A_EXPKEY_REQS_REQUESTS + 1] = {
98 	[NFSD_A_EXPKEY_REQS_REQUESTS] = NLA_POLICY_NESTED(nfsd_expkey_nl_policy),
99 };
100 
101 /* NFSD_CMD_CACHE_FLUSH - do */
102 static const struct nla_policy nfsd_cache_flush_nl_policy[NFSD_A_CACHE_FLUSH_MASK + 1] = {
103 	[NFSD_A_CACHE_FLUSH_MASK] = NLA_POLICY_MASK(NLA_U32, 0x3),
104 };
105 
106 /* NFSD_CMD_UNLOCK_IP - do */
107 static const struct nla_policy nfsd_unlock_ip_nl_policy[NFSD_A_UNLOCK_IP_ADDRESS + 1] = {
108 	[NFSD_A_UNLOCK_IP_ADDRESS] = NLA_POLICY_MIN_LEN(16),
109 };
110 
111 /* NFSD_CMD_UNLOCK_FILESYSTEM - do */
112 static const struct nla_policy nfsd_unlock_filesystem_nl_policy[NFSD_A_UNLOCK_FILESYSTEM_PATH + 1] = {
113 	[NFSD_A_UNLOCK_FILESYSTEM_PATH] = { .type = NLA_NUL_STRING, },
114 };
115 
116 /* NFSD_CMD_UNLOCK_EXPORT - do */
117 static const struct nla_policy nfsd_unlock_export_nl_policy[NFSD_A_UNLOCK_EXPORT_PATH + 1] = {
118 	[NFSD_A_UNLOCK_EXPORT_PATH] = { .type = NLA_NUL_STRING, },
119 };
120 
121 /* Ops table for nfsd */
122 static const struct genl_split_ops nfsd_nl_ops[] = {
123 	{
124 		.cmd	= NFSD_CMD_RPC_STATUS_GET,
125 		.dumpit	= nfsd_nl_rpc_status_get_dumpit,
126 		.flags	= GENL_CMD_CAP_DUMP,
127 	},
128 	{
129 		.cmd		= NFSD_CMD_THREADS_SET,
130 		.doit		= nfsd_nl_threads_set_doit,
131 		.policy		= nfsd_threads_set_nl_policy,
132 		.maxattr	= NFSD_A_SERVER_FH_KEY,
133 		.flags		= GENL_ADMIN_PERM | GENL_CMD_CAP_DO,
134 	},
135 	{
136 		.cmd	= NFSD_CMD_THREADS_GET,
137 		.doit	= nfsd_nl_threads_get_doit,
138 		.flags	= GENL_CMD_CAP_DO,
139 	},
140 	{
141 		.cmd		= NFSD_CMD_VERSION_SET,
142 		.doit		= nfsd_nl_version_set_doit,
143 		.policy		= nfsd_version_set_nl_policy,
144 		.maxattr	= NFSD_A_SERVER_PROTO_VERSION,
145 		.flags		= GENL_ADMIN_PERM | GENL_CMD_CAP_DO,
146 	},
147 	{
148 		.cmd	= NFSD_CMD_VERSION_GET,
149 		.doit	= nfsd_nl_version_get_doit,
150 		.flags	= GENL_CMD_CAP_DO,
151 	},
152 	{
153 		.cmd		= NFSD_CMD_LISTENER_SET,
154 		.doit		= nfsd_nl_listener_set_doit,
155 		.policy		= nfsd_listener_set_nl_policy,
156 		.maxattr	= NFSD_A_SERVER_SOCK_ADDR,
157 		.flags		= GENL_ADMIN_PERM | GENL_CMD_CAP_DO,
158 	},
159 	{
160 		.cmd	= NFSD_CMD_LISTENER_GET,
161 		.doit	= nfsd_nl_listener_get_doit,
162 		.flags	= GENL_CMD_CAP_DO,
163 	},
164 	{
165 		.cmd		= NFSD_CMD_POOL_MODE_SET,
166 		.doit		= nfsd_nl_pool_mode_set_doit,
167 		.policy		= nfsd_pool_mode_set_nl_policy,
168 		.maxattr	= NFSD_A_POOL_MODE_MODE,
169 		.flags		= GENL_ADMIN_PERM | GENL_CMD_CAP_DO,
170 	},
171 	{
172 		.cmd	= NFSD_CMD_POOL_MODE_GET,
173 		.doit	= nfsd_nl_pool_mode_get_doit,
174 		.flags	= GENL_CMD_CAP_DO,
175 	},
176 	{
177 		.cmd	= NFSD_CMD_SVC_EXPORT_GET_REQS,
178 		.dumpit	= nfsd_nl_svc_export_get_reqs_dumpit,
179 		.flags	= GENL_ADMIN_PERM | GENL_CMD_CAP_DUMP,
180 	},
181 	{
182 		.cmd		= NFSD_CMD_SVC_EXPORT_SET_REQS,
183 		.doit		= nfsd_nl_svc_export_set_reqs_doit,
184 		.policy		= nfsd_svc_export_set_reqs_nl_policy,
185 		.maxattr	= NFSD_A_SVC_EXPORT_REQS_REQUESTS,
186 		.flags		= GENL_ADMIN_PERM | GENL_CMD_CAP_DO,
187 	},
188 	{
189 		.cmd	= NFSD_CMD_EXPKEY_GET_REQS,
190 		.dumpit	= nfsd_nl_expkey_get_reqs_dumpit,
191 		.flags	= GENL_ADMIN_PERM | GENL_CMD_CAP_DUMP,
192 	},
193 	{
194 		.cmd		= NFSD_CMD_EXPKEY_SET_REQS,
195 		.doit		= nfsd_nl_expkey_set_reqs_doit,
196 		.policy		= nfsd_expkey_set_reqs_nl_policy,
197 		.maxattr	= NFSD_A_EXPKEY_REQS_REQUESTS,
198 		.flags		= GENL_ADMIN_PERM | GENL_CMD_CAP_DO,
199 	},
200 	{
201 		.cmd		= NFSD_CMD_CACHE_FLUSH,
202 		.doit		= nfsd_nl_cache_flush_doit,
203 		.policy		= nfsd_cache_flush_nl_policy,
204 		.maxattr	= NFSD_A_CACHE_FLUSH_MASK,
205 		.flags		= GENL_ADMIN_PERM | GENL_CMD_CAP_DO,
206 	},
207 	{
208 		.cmd		= NFSD_CMD_UNLOCK_IP,
209 		.doit		= nfsd_nl_unlock_ip_doit,
210 		.policy		= nfsd_unlock_ip_nl_policy,
211 		.maxattr	= NFSD_A_UNLOCK_IP_ADDRESS,
212 		.flags		= GENL_ADMIN_PERM | GENL_CMD_CAP_DO,
213 	},
214 	{
215 		.cmd		= NFSD_CMD_UNLOCK_FILESYSTEM,
216 		.doit		= nfsd_nl_unlock_filesystem_doit,
217 		.policy		= nfsd_unlock_filesystem_nl_policy,
218 		.maxattr	= NFSD_A_UNLOCK_FILESYSTEM_PATH,
219 		.flags		= GENL_ADMIN_PERM | GENL_CMD_CAP_DO,
220 	},
221 	{
222 		.cmd		= NFSD_CMD_UNLOCK_EXPORT,
223 		.doit		= nfsd_nl_unlock_export_doit,
224 		.policy		= nfsd_unlock_export_nl_policy,
225 		.maxattr	= NFSD_A_UNLOCK_EXPORT_PATH,
226 		.flags		= GENL_ADMIN_PERM | GENL_CMD_CAP_DO,
227 	},
228 };
229 
230 static const struct genl_multicast_group nfsd_nl_mcgrps[] = {
231 	[NFSD_NLGRP_NONE] = { "none", },
232 	[NFSD_NLGRP_EXPORTD] = { "exportd", },
233 };
234 
235 struct genl_family nfsd_nl_family __ro_after_init = {
236 	.name		= NFSD_FAMILY_NAME,
237 	.version	= NFSD_FAMILY_VERSION,
238 	.netnsok	= true,
239 	.parallel_ops	= true,
240 	.module		= THIS_MODULE,
241 	.split_ops	= nfsd_nl_ops,
242 	.n_split_ops	= ARRAY_SIZE(nfsd_nl_ops),
243 	.mcgrps		= nfsd_nl_mcgrps,
244 	.n_mcgrps	= ARRAY_SIZE(nfsd_nl_mcgrps),
245 };
246