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n-sessions [2/4]: generalize function args

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Change some VTY DEFUN into generally callable functions. Prepare for N
sessions commands.

Related: SYS#6590
Change-Id: I112206049e704b7adad7072b1f7953f7ee4f18ca
This commit is contained in:
Neels Janosch Hofmeyr
2024-07-31 05:13:53 +02:00
parent 510f865a79
commit ccd2c61c50
2 changed files with 53 additions and 35 deletions
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4
src/osmo-pfcp-tool/pfcp_tool.c
View File

@@ -178,6 +178,10 @@ int peer_tx(struct pfcp_tool_peer *peer, struct osmo_pfcp_msg *m)
else
copy_msg(&peer->last_req, m);
rc = osmo_pfcp_endpoint_tx(g_pfcp_tool->ep, m);
if (rc) {
LOGP(DLPFCP, LOGL_ERROR, "Failed to transmit PFCP: %s\n", strerror(-rc));
return CMD_WARNING;
}
return rc;
}

84
src/osmo-pfcp-tool/pfcp_tool_vty.c
View File

@@ -402,9 +402,8 @@ enum pdr_id_fixed {
PDR_ID_ACCESS = 2,
};
int session_tunend_tx_est_req(struct vty *vty, const char **argv, int argc)
int session_tunend_tx_est_req(struct pfcp_tool_session *session, bool forw, osmo_pfcp_resp_cb resp_cb)
{
struct pfcp_tool_session *session = vty->index;
struct pfcp_tool_peer *peer = session->peer;
int rc;
struct osmo_pfcp_msg *m;
@@ -417,19 +416,19 @@ int session_tunend_tx_est_req(struct vty *vty, const char **argv, int argc)
OSMO_ASSERT(session->kind == UP_GTP_U_TUNEND);
if (!g_pfcp_tool->ep) {
vty_out(vty, "Endpoint not configured%s", VTY_NEWLINE);
LOGP(DLGLOBAL, LOGL_ERROR, "PFCP endpoint not configured\n");
return CMD_WARNING;
}
if (argc > 0 && !strcmp("drop", argv[0]))
osmo_pfcp_bits_set(aa.bits, OSMO_PFCP_APPLY_ACTION_DROP, true);
else
if (forw)
osmo_pfcp_bits_set(aa.bits, OSMO_PFCP_APPLY_ACTION_FORW, true);
else
osmo_pfcp_bits_set(aa.bits, OSMO_PFCP_APPLY_ACTION_DROP, true);
#define STR_TO_ADDR(DST, SRC) do { \
if (osmo_sockaddr_str_to_sockaddr(&SRC, &DST.u.sas)) { \
vty_out(vty, "Error in " #SRC ": " OSMO_SOCKADDR_STR_FMT "%s", \
OSMO_SOCKADDR_STR_FMT_ARGS(&SRC), VTY_NEWLINE); \
LOGP(DLGLOBAL, LOGL_ERROR, "Error in " #SRC ": " OSMO_SOCKADDR_STR_FMT "\n", \
OSMO_SOCKADDR_STR_FMT_ARGS(&SRC)); \
return CMD_WARNING; \
} \
} while (0)
@@ -469,6 +468,10 @@ int session_tunend_tx_est_req(struct vty *vty, const char **argv, int argc)
osmo_pfcp_ip_addrs_set(&cp_f_seid.ip_addr, osmo_pfcp_endpoint_get_local_addr(g_pfcp_tool->ep));
m = osmo_pfcp_msg_alloc_tx_req(OTC_SELECT, &peer->remote_addr, OSMO_PFCP_MSGT_SESSION_EST_REQ);
m->ctx.resp_cb = resp_cb;
m->ctx.priv = session;
m->h.seid_present = true;
/* the UPF has yet to assign a SEID for itself, no matter what SEID we (the CPF) use for this session */
m->h.seid = 0;
@@ -536,16 +539,13 @@ int session_tunend_tx_est_req(struct vty *vty, const char **argv, int argc)
};
rc = peer_tx(peer, m);
if (rc) {
vty_out(vty, "Failed to transmit: %s%s", strerror(-rc), VTY_NEWLINE);
if (rc)
return CMD_WARNING;
}
return CMD_SUCCESS;
}
int session_tunmap_tx_est_req(struct vty *vty, const char **argv, int argc)
int session_tunmap_tx_est_req(struct pfcp_tool_session *session, bool forw, osmo_pfcp_resp_cb resp_cb)
{
struct pfcp_tool_session *session = vty->index;
struct pfcp_tool_peer *peer = session->peer;
int rc;
struct osmo_pfcp_msg *m;
@@ -561,14 +561,14 @@ int session_tunmap_tx_est_req(struct vty *vty, const char **argv, int argc)
struct osmo_pfcp_ie_apply_action aa = {};
if (!g_pfcp_tool->ep) {
vty_out(vty, "Endpoint not configured%s", VTY_NEWLINE);
LOGP(DLGLOBAL, LOGL_ERROR, "PFCP endpoint not configured\n");
return CMD_WARNING;
}
if (argc > 0 && !strcmp("drop", argv[0]))
osmo_pfcp_bits_set(aa.bits, OSMO_PFCP_APPLY_ACTION_DROP, true);
else
if (forw)
osmo_pfcp_bits_set(aa.bits, OSMO_PFCP_APPLY_ACTION_FORW, true);
else
osmo_pfcp_bits_set(aa.bits, OSMO_PFCP_APPLY_ACTION_DROP, true);
if (session->tunmap.access.local.teid == 0) {
f_teid_access_local = (struct osmo_pfcp_ie_f_teid){
@@ -630,6 +630,10 @@ int session_tunmap_tx_est_req(struct vty *vty, const char **argv, int argc)
osmo_pfcp_ip_addrs_set(&cp_f_seid.ip_addr, osmo_pfcp_endpoint_get_local_addr(g_pfcp_tool->ep));
m = osmo_pfcp_msg_alloc_tx_req(OTC_SELECT, &peer->remote_addr, OSMO_PFCP_MSGT_SESSION_EST_REQ);
m->ctx.resp_cb = resp_cb;
m->ctx.priv = session;
m->h.seid_present = true;
m->h.seid = 0;
/* GTP tunmap: remove header from both directions, and add header in both directions */
@@ -696,10 +700,8 @@ int session_tunmap_tx_est_req(struct vty *vty, const char **argv, int argc)
};
rc = peer_tx(peer, m);
if (rc) {
vty_out(vty, "Failed to transmit: %s%s", strerror(-rc), VTY_NEWLINE);
if (rc)
return CMD_WARNING;
}
return CMD_SUCCESS;
}
@@ -710,24 +712,20 @@ DEFUN(session_tx_est_req, session_tx_est_req_cmd,
"Set FAR to DROP = 1\n")
{
struct pfcp_tool_session *session = vty->index;
bool forw = (argc == 0 || !strcmp("forw", argv[0]));
switch (session->kind) {
case UP_GTP_U_TUNEND:
return session_tunend_tx_est_req(vty, argv, argc);
return session_tunend_tx_est_req(session, forw, NULL);
case UP_GTP_U_TUNMAP:
return session_tunmap_tx_est_req(vty, argv, argc);
return session_tunmap_tx_est_req(session, forw, NULL);
default:
vty_out(vty, "unknown gtp action%s", VTY_NEWLINE);
return CMD_WARNING;
}
}
DEFUN(session_tx_mod_req, session_tx_mod_req_cmd,
"tx session-mod-req far [(forw|drop)]",
TX_STR "Send a Session Modification Request\n"
"Set FAR to FORW = 1\n"
"Set FAR to DROP = 1\n")
int session_tunmap_tx_mod_req(struct pfcp_tool_session *session, bool forw, osmo_pfcp_resp_cb resp_cb)
{
struct pfcp_tool_session *session = vty->index;
struct pfcp_tool_peer *peer = session->peer;
int rc;
struct osmo_pfcp_msg *m;
@@ -735,14 +733,14 @@ DEFUN(session_tx_mod_req, session_tx_mod_req_cmd,
struct osmo_pfcp_ie_f_seid cp_f_seid;
if (!g_pfcp_tool->ep) {
vty_out(vty, "Endpoint not configured%s", VTY_NEWLINE);
LOGP(DLGLOBAL, LOGL_ERROR, "PFCP endpoint not configured\n");
return CMD_WARNING;
}
if (argc > 0 && !strcmp("drop", argv[0]))
osmo_pfcp_bits_set(aa.bits, OSMO_PFCP_APPLY_ACTION_DROP, true);
else
if (forw)
osmo_pfcp_bits_set(aa.bits, OSMO_PFCP_APPLY_ACTION_FORW, true);
else
osmo_pfcp_bits_set(aa.bits, OSMO_PFCP_APPLY_ACTION_DROP, true);
cp_f_seid = (struct osmo_pfcp_ie_f_seid){
.seid = session->cp_seid,
@@ -750,6 +748,10 @@ DEFUN(session_tx_mod_req, session_tx_mod_req_cmd,
osmo_pfcp_ip_addrs_set(&cp_f_seid.ip_addr, osmo_pfcp_endpoint_get_local_addr(g_pfcp_tool->ep));
m = osmo_pfcp_msg_alloc_tx_req(OTC_SELECT, &peer->remote_addr, OSMO_PFCP_MSGT_SESSION_MOD_REQ);
m->ctx.resp_cb = resp_cb;
m->ctx.priv = session;
m->h.seid_present = true;
m->h.seid = session->up_f_seid.seid;
m->ies.session_mod_req = (struct osmo_pfcp_msg_session_mod_req){
@@ -771,13 +773,25 @@ DEFUN(session_tx_mod_req, session_tx_mod_req_cmd,
};
rc = peer_tx(peer, m);
if (rc) {
vty_out(vty, "Failed to transmit: %s%s", strerror(-rc), VTY_NEWLINE);
if (rc)
return CMD_WARNING;
}
return CMD_SUCCESS;
}
DEFUN(session_tx_mod_req, session_tx_mod_req_cmd,
"tx session-mod-req far [(forw|drop)]",
TX_STR "Send a Session Modification Request\n"
"Set FAR to FORW = 1\n"
"Set FAR to DROP = 1\n")
{
struct pfcp_tool_session *session = vty->index;
bool forw = (argc == 0 || !strcmp("forw", argv[0]));
int rc = session_tunmap_tx_mod_req(session, forw, NULL);
if (rc != CMD_SUCCESS)
vty_out(vty, "Failed to send Session Modification Request%s", VTY_NEWLINE);
return rc;
}
DEFUN(session_tx_del_req, session_tx_del_req_cmd,
"tx session-del-req",
TX_STR "Send a Session Deletion Request\n")