pespin has uploaded this change for review.
Allow configuring per-ASP SCTP INIT parameters
Related: SYS#6558
Depends: libosmo-netif.git Change-Id I5343c7659881b29e0201e72badbc2d07e1ef2dca
Change-Id: I4c104f0313b549efab7fae2e81a163474e9bcd4b
---
M include/osmocom/sigtran/osmo_ss7.h
M src/osmo_ss7_asp.c
M src/osmo_ss7_vty.c
M src/osmo_ss7_xua_srv.c
M tests/vty/ss7_asp_test.vty
5 files changed, 180 insertions(+), 0 deletions(-)
git pull ssh://gerrit.osmocom.org:29418/libosmo-sccp refs/changes/53/34353/1
diff --git a/include/osmocom/sigtran/osmo_ss7.h b/include/osmocom/sigtran/osmo_ss7.h
index ed3d409..98e1187 100644
--- a/include/osmocom/sigtran/osmo_ss7.h
+++ b/include/osmocom/sigtran/osmo_ss7.h
@@ -442,6 +442,17 @@
/* T_defs used by the default_lm: */
struct osmo_tdef *T_defs_lm;
+
+ struct {
+ bool num_ostreams_present;
+ bool max_instreams_present;
+ bool max_attempts_present;
+ bool max_init_timeo_present;
+ uint16_t num_ostreams_value;
+ uint16_t max_instreams_value;
+ uint16_t max_attempts_value;
+ uint16_t max_init_timeo_value; /* ms */
+ } sctp_init;
} cfg;
};
@@ -524,6 +535,12 @@
bool accept_dyn_reg;
struct osmo_ss7_asp_peer local;
enum osmo_ss7_asp_protocol proto;
+ struct {
+ bool num_ostreams_present;
+ bool max_instreams_present;
+ uint16_t num_ostreams_value;
+ uint16_t max_instreams_value;
+ } sctp_init;
} cfg;
};
diff --git a/src/osmo_ss7_asp.c b/src/osmo_ss7_asp.c
index ab01abd..596e7ae 100644
--- a/src/osmo_ss7_asp.c
+++ b/src/osmo_ss7_asp.c
@@ -763,6 +763,22 @@
osmo_stream_cli_set_param(asp->client, OSMO_STREAM_CLI_PAR_SCTP_SOCKOPT_AUTH_SUPPORTED, &byte, sizeof(byte));
byte = 1; /* enable, don't abort socket creation if ASCONF can't be enabled */
osmo_stream_cli_set_param(asp->client, OSMO_STREAM_CLI_PAR_SCTP_SOCKOPT_ASCONF_SUPPORTED, &byte, sizeof(byte));
+ if (asp->cfg.sctp_init.num_ostreams_present)
+ osmo_stream_cli_set_param(asp->client, OSMO_STREAM_CLI_PAR_SCTP_INIT_NUM_OSTREAMS,
+ &asp->cfg.sctp_init.num_ostreams_value,
+ sizeof(asp->cfg.sctp_init.num_ostreams_value));
+ if (asp->cfg.sctp_init.max_instreams_present)
+ osmo_stream_cli_set_param(asp->client, OSMO_STREAM_CLI_PAR_SCTP_INIT_MAX_INSTREAMS,
+ &asp->cfg.sctp_init.max_instreams_value,
+ sizeof(asp->cfg.sctp_init.max_instreams_value));
+ if (asp->cfg.sctp_init.max_attempts_present)
+ osmo_stream_cli_set_param(asp->client, OSMO_STREAM_CLI_PAR_SCTP_INIT_MAX_ATTEMPTS,
+ &asp->cfg.sctp_init.max_attempts_value,
+ sizeof(asp->cfg.sctp_init.max_attempts_value));
+ if (asp->cfg.sctp_init.max_init_timeo_present)
+ osmo_stream_cli_set_param(asp->client, OSMO_STREAM_CLI_PAR_SCTP_INIT_TIMEOUT,
+ &asp->cfg.sctp_init.max_init_timeo_value,
+ sizeof(asp->cfg.sctp_init.max_init_timeo_value));
rc = osmo_stream_cli_open(asp->client);
if (rc < 0) {
LOGPASP(asp, DLSS7, LOGL_ERROR, "Unable to open stream"
diff --git a/src/osmo_ss7_vty.c b/src/osmo_ss7_vty.c
index df4c8fc..4e13522 100644
--- a/src/osmo_ss7_vty.c
+++ b/src/osmo_ss7_vty.c
@@ -528,6 +528,51 @@
return CMD_SUCCESS;
}
+#define XUA_SRV_SCTP_PARAM_INIT_DESC \
+ "Configure SCTP parameters\n" \
+ "Configure INIT related parameters\n" \
+ "Configure INIT Number of Outbound Streams\n" \
+ "Configure INIT Maximum Inboud Streams\n"
+#define XUA_SRV_SCTP_PARAM_INIT_FIELDS "(num-ostreams|max-instreams)"
+
+DEFUN_ATTR(xua_sctp_param_init, xua_sctp_param_init_cmd,
+ "sctp-param init " XUA_SRV_SCTP_PARAM_INIT_FIELDS " <0-65535>",
+ XUA_SRV_SCTP_PARAM_INIT_DESC
+ "Value of the parameter\n",
+ CMD_ATTR_NODE_EXIT)
+{
+ struct osmo_xua_server *xs = vty->index;
+
+ uint16_t val = atoi(argv[1]);
+
+ if (strcmp(argv[0], "num-ostreams") == 0) {
+ xs->cfg.sctp_init.num_ostreams_present = true;
+ xs->cfg.sctp_init.num_ostreams_value = val;
+ } else if (strcmp(argv[0], "max-instreams") == 0) {
+ xs->cfg.sctp_init.max_instreams_present = true;
+ xs->cfg.sctp_init.max_instreams_value = val;
+ } else {
+ OSMO_ASSERT(0);
+ }
+ return CMD_SUCCESS;
+}
+
+DEFUN_ATTR(xua_no_sctp_param_init, xua_no_sctp_param_init_cmd,
+ "no sctp-param init " XUA_SRV_SCTP_PARAM_INIT_FIELDS,
+ NO_STR XUA_SRV_SCTP_PARAM_INIT_DESC,
+ CMD_ATTR_NODE_EXIT)
+{
+ struct osmo_xua_server *xs = vty->index;
+
+ if (strcmp(argv[0], "num-ostreams") == 0)
+ xs->cfg.sctp_init.num_ostreams_present = false;
+ else if (strcmp(argv[0], "max-instreams") == 0)
+ xs->cfg.sctp_init.max_instreams_present = false;
+ else
+ OSMO_ASSERT(0);
+ return CMD_SUCCESS;
+}
+
static void write_one_xua(struct vty *vty, struct osmo_xua_server *xs)
{
int i;
@@ -541,6 +586,10 @@
}
if (xs->cfg.accept_dyn_reg)
vty_out(vty, " accept-asp-connections dynamic-permitted%s", VTY_NEWLINE);
+ if (xs->cfg.sctp_init.num_ostreams_present)
+ vty_out(vty, " sctp-param init num-ostreams %u%s", xs->cfg.sctp_init.num_ostreams_value, VTY_NEWLINE);
+ if (xs->cfg.sctp_init.max_instreams_present)
+ vty_out(vty, " sctp-param init max-instreams %u%s", xs->cfg.sctp_init.max_instreams_value, VTY_NEWLINE);
}
static void vty_dump_xua_server(struct vty *vty, struct osmo_xua_server *xs)
@@ -746,6 +795,63 @@
return CMD_SUCCESS;
}
+#define ASP_SCTP_PARAM_INIT_DESC \
+ "Configure SCTP parameters\n" \
+ "Configure INIT related parameters\n" \
+ "Configure INIT Number of Outbound Streams\n" \
+ "Configure INIT Maximum Inboud Streams\n" \
+ "Configure INIT Maximum Attempts\n" \
+ "Configure INIT Timeout (milliseconds)\n"
+#define ASP_SCTP_PARAM_INIT_FIELDS "(num-ostreams|max-instreams|max-attempts|timeout)"
+
+DEFUN_ATTR(asp_sctp_param_init, asp_sctp_param_init_cmd,
+ "sctp-param init " ASP_SCTP_PARAM_INIT_FIELDS " <0-65535>",
+ ASP_SCTP_PARAM_INIT_DESC
+ "Value of the parameter\n",
+ CMD_ATTR_NODE_EXIT)
+{
+ struct osmo_ss7_asp *asp = vty->index;
+
+ uint16_t val = atoi(argv[1]);
+
+ if (strcmp(argv[0], "num-ostreams") == 0) {
+ asp->cfg.sctp_init.num_ostreams_present = true;
+ asp->cfg.sctp_init.num_ostreams_value = val;
+ } else if (strcmp(argv[0], "max-instreams") == 0) {
+ asp->cfg.sctp_init.max_instreams_present = true;
+ asp->cfg.sctp_init.max_instreams_value = val;
+ } else if (strcmp(argv[0], "max-attempts") == 0) {
+ asp->cfg.sctp_init.max_attempts_present = true;
+ asp->cfg.sctp_init.max_attempts_value = val;
+ } else if (strcmp(argv[0], "timeout") == 0) {
+ asp->cfg.sctp_init.max_init_timeo_present = true;
+ asp->cfg.sctp_init.max_init_timeo_value = val;
+ } else {
+ OSMO_ASSERT(0);
+ }
+ return CMD_SUCCESS;
+}
+
+DEFUN_ATTR(asp_no_sctp_param_init, asp_no_sctp_param_init_cmd,
+ "no sctp-param init " ASP_SCTP_PARAM_INIT_FIELDS,
+ NO_STR ASP_SCTP_PARAM_INIT_DESC,
+ CMD_ATTR_NODE_EXIT)
+{
+ struct osmo_ss7_asp *asp = vty->index;
+
+ if (strcmp(argv[0], "num-ostreams") == 0)
+ asp->cfg.sctp_init.num_ostreams_present = false;
+ else if (strcmp(argv[0], "max-instreams") == 0)
+ asp->cfg.sctp_init.max_instreams_present = false;
+ else if (strcmp(argv[0], "max-attempts") == 0)
+ asp->cfg.sctp_init.max_attempts_present = false;
+ else if (strcmp(argv[0], "timeout") == 0)
+ asp->cfg.sctp_init.max_init_timeo_present = false;
+ else
+ OSMO_ASSERT(0);
+ return CMD_SUCCESS;
+}
+
DEFUN_ATTR(asp_block, asp_block_cmd,
"block",
"Allows a SCTP Association with ASP, but doesn't let it become active\n",
@@ -956,6 +1062,14 @@
vty_out(vty, " role %s%s", osmo_str_tolower(get_value_string(osmo_ss7_asp_role_names, asp->cfg.role)),
VTY_NEWLINE);
vty_out(vty, " sctp-role %s%s", asp->cfg.is_server ? "server" : "client", VTY_NEWLINE);
+ if (asp->cfg.sctp_init.num_ostreams_present)
+ vty_out(vty, " sctp-param init num-ostreams %u%s", asp->cfg.sctp_init.num_ostreams_value, VTY_NEWLINE);
+ if (asp->cfg.sctp_init.max_instreams_present)
+ vty_out(vty, " sctp-param init max-instreams %u%s", asp->cfg.sctp_init.max_instreams_value, VTY_NEWLINE);
+ if (asp->cfg.sctp_init.max_attempts_present)
+ vty_out(vty, " sctp-param init max-attempts %u%s", asp->cfg.sctp_init.max_attempts_value, VTY_NEWLINE);
+ if (asp->cfg.sctp_init.max_init_timeo_present)
+ vty_out(vty, " sctp-param init timeout %u%s", asp->cfg.sctp_init.max_init_timeo_value, VTY_NEWLINE);
for (i = 0; i < sizeof(uint32_t) * 8; i++) {
if (!(asp->cfg.quirks & ((uint32_t) 1 << i)))
continue;
@@ -2203,6 +2317,8 @@
install_lib_element(L_CS7_ASP_NODE, &asp_qos_class_cmd);
install_lib_element(L_CS7_ASP_NODE, &asp_role_cmd);
install_lib_element(L_CS7_ASP_NODE, &asp_sctp_role_cmd);
+ install_lib_element(L_CS7_ASP_NODE, &asp_sctp_param_init_cmd);
+ install_lib_element(L_CS7_ASP_NODE, &asp_no_sctp_param_init_cmd);
install_lib_element(L_CS7_ASP_NODE, &asp_block_cmd);
install_lib_element(L_CS7_ASP_NODE, &asp_shutdown_cmd);
install_lib_element(L_CS7_ASP_NODE, &asp_quirk_cmd);
@@ -2255,4 +2371,6 @@
install_lib_element(L_CS7_NODE, &no_cs7_xua_cmd);
install_lib_element(L_CS7_XUA_NODE, &xua_local_ip_cmd);
install_lib_element(L_CS7_XUA_NODE, &xua_accept_dyn_asp_cmd);
+ install_lib_element(L_CS7_XUA_NODE, &xua_sctp_param_init_cmd);
+ install_lib_element(L_CS7_XUA_NODE, &xua_no_sctp_param_init_cmd);
}
diff --git a/src/osmo_ss7_xua_srv.c b/src/osmo_ss7_xua_srv.c
index 57e909a..dc27c83 100644
--- a/src/osmo_ss7_xua_srv.c
+++ b/src/osmo_ss7_xua_srv.c
@@ -243,6 +243,14 @@
osmo_stream_srv_link_set_param(xs->server, OSMO_STREAM_SRV_LINK_PAR_SCTP_SOCKOPT_AUTH_SUPPORTED, &byte, sizeof(byte));
byte = 1; /* enable, don't abort socket creation if ASCONF can't be enabled */
osmo_stream_srv_link_set_param(xs->server, OSMO_STREAM_SRV_LINK_PAR_SCTP_SOCKOPT_ASCONF_SUPPORTED, &byte, sizeof(byte));
+ if (xs->cfg.sctp_init.num_ostreams_present)
+ osmo_stream_srv_link_set_param(xs->server, OSMO_STREAM_SRV_LINK_PAR_SCTP_INIT_NUM_OSTREAMS,
+ &xs->cfg.sctp_init.num_ostreams_value,
+ sizeof(xs->cfg.sctp_init.num_ostreams_value));
+ if (xs->cfg.sctp_init.max_instreams_present)
+ osmo_stream_srv_link_set_param(xs->server, OSMO_STREAM_SRV_LINK_PAR_SCTP_INIT_MAX_INSTREAMS,
+ &xs->cfg.sctp_init.max_instreams_value,
+ sizeof(xs->cfg.sctp_init.max_instreams_value));
return osmo_stream_srv_link_open(xs->server);
}
diff --git a/tests/vty/ss7_asp_test.vty b/tests/vty/ss7_asp_test.vty
index d23f9c0..09a3dba 100644
--- a/tests/vty/ss7_asp_test.vty
+++ b/tests/vty/ss7_asp_test.vty
@@ -225,6 +225,8 @@
qos-class <0-255>
role (sg|asp|ipsp)
sctp-role (client|server)
+ sctp-param init (num-ostreams|max-instreams|max-attempts|timeout) <0-65535>
+ no sctp-param init (num-ostreams|max-instreams|max-attempts|timeout)
block
shutdown
...
@@ -237,10 +239,18 @@
qos-class Specify QoS Class of ASP
role Specify the xUA role for this ASP
sctp-role Specify the SCTP role for this ASP
+ sctp-param Configure SCTP parameters
+ no Negate a command or set its defaults
block Allows a SCTP Association with ASP, but doesn't let it become active
shutdown Terminates SCTP association; New associations will be rejected
...
+ss7_asp_vty_test(config-cs7-asp)# no ?
+...
+ sctp-param Configure SCTP parameters
+ quirk Disable quirk to work around interop issues
+...
+
ss7_asp_vty_test(config-cs7-asp)# remote-ip 127.0.0.200
ss7_asp_vty_test(config-cs7-asp)# local-ip 127.0.0.100
ss7_asp_vty_test(config-cs7-asp)# do show cs7 instance 0 asp
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