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authordavidovski <david@davidovski.xyz>2023-02-02 14:10:02 +0000
committerdavidovski <david@davidovski.xyz>2023-02-02 14:10:02 +0000
commitf29d569cd33a73da5ad675f43a34ad53c5cc9bc6 (patch)
tree76fe6267f8307e7630fc6f53ff99a9767ad40de0 /skip/samba/netapp.patch
parent05d004dfe0c9a9d898fac8a4a0292ca2a74ca391 (diff)
Work
Diffstat (limited to 'skip/samba/netapp.patch')
-rw-r--r--skip/samba/netapp.patch85
1 files changed, 85 insertions, 0 deletions
diff --git a/skip/samba/netapp.patch b/skip/samba/netapp.patch
new file mode 100644
index 0000000..fea413c
--- /dev/null
+++ b/skip/samba/netapp.patch
@@ -0,0 +1,85 @@
+https://bugzilla.samba.org/show_bug.cgi?id=12776
+
+diff --git a/source3/include/client.h b/source3/include/client.h
+index db8260d..becdf77 100644
+--- a/source3/include/client.h
++++ b/source3/include/client.h
+@@ -61,6 +61,9 @@ struct cli_state {
+ char *server_os;
+ char *server_domain;
+
++ /* is server_os spinstream2? true/false/not-yet-checked(-1) */
++ int is_spinstream2;
++
+ char *share;
+ char *dev;
+
+diff --git a/source3/libsmb/clientgen.c b/source3/libsmb/clientgen.c
+index bc5c1b1..6d6b725 100644
+--- a/source3/libsmb/clientgen.c
++++ b/source3/libsmb/clientgen.c
+@@ -111,6 +111,7 @@ struct cli_state *cli_state_create(TALLOC_CTX *mem_ctx,
+ if (!cli->server_os) {
+ goto error;
+ }
++ cli->is_spinstream2 = -1;
+ cli->server_type = talloc_strdup(cli, "");
+ if (!cli->server_type) {
+ goto error;
+@@ -467,6 +468,24 @@ time_t cli_state_server_time(struct cli_state *cli)
+ return t;
+ }
+
++bool cli_state_server_is_spinstream2(struct cli_state *cli)
++{
++ int *ret = &cli->is_spinstream2;
++ if (*ret == -1) {
++ if (*cli->server_os == '\0') {
++ DEBUG(1, ("when checking if server is SpinStream2:"
++ " server_os field is empty (should have"
++ " been sent in Session Setup protocol"
++ " response), so ... presuming not"));
++ *ret = 0;
++ }
++ else {
++ *ret = strequal(cli->server_os, "SpinStream2") ? 1 : 0;
++ }
++ }
++ return *ret == 1;
++}
++
+ struct cli_echo_state {
+ bool is_smb2;
+ };
+diff --git a/source3/libsmb/clireadwrite.c b/source3/libsmb/clireadwrite.c
+index 3987477..6371bc2 100644
+--- a/source3/libsmb/clireadwrite.c
++++ b/source3/libsmb/clireadwrite.c
+@@ -89,6 +89,13 @@ static size_t cli_write_max_bufsize(struct cli_state *cli,
+ useable_space = 0xFFFFFF - data_offset;
+ } else if (smb1cli_conn_capabilities(cli->conn) & CAP_LARGE_WRITEX) {
+ useable_space = 0x1FFFF - data_offset;
++ if (cli_state_server_is_spinstream2(cli))
++ /*
++ * SpinStream2 (NetApp OnTAP, up to 8.3.2, at least;
++ * XXX may need to be more discerning than this)
++ * can't handle writes > 64k
++ */
++ useable_space = MIN(useable_space, 64 * 1024);
+ } else {
+ return min_space;
+ }
+diff --git a/source3/libsmb/proto.h b/source3/libsmb/proto.h
+index b453733..e334cc6 100644
+--- a/source3/libsmb/proto.h
++++ b/source3/libsmb/proto.h
+@@ -203,6 +203,7 @@ uint16_t cli_state_set_uid(struct cli_state *cli, uint16_t uid);
+ bool cli_set_case_sensitive(struct cli_state *cli, bool case_sensitive);
+ uint32_t cli_state_available_size(struct cli_state *cli, uint32_t ofs);
+ time_t cli_state_server_time(struct cli_state *cli);
++bool cli_state_server_is_spinstream2(struct cli_state *cli);
+ struct tevent_req *cli_echo_send(TALLOC_CTX *mem_ctx, struct tevent_context *ev,
+ struct cli_state *cli, uint16_t num_echos,
+ DATA_BLOB data);
+
+