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Merge pull request #13766 from LabNConsulting/chopps/mgmtd-cleanup

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mgmtd cleanup/simplify some code
This commit is contained in:
Igor Ryzhov 2023-06-13 22:50:39 +03:00 committed by GitHub
commit 2b21ec2c49
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GPG Key ID: 4AEE18F83AFDEB23
5 changed files with 49 additions and 53 deletions
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13
lib/northbound_cli.c
View File

@ -202,7 +202,7 @@ int nb_cli_apply_changes(struct vty *vty, const char *xpath_base_fmt, ...)
return CMD_SUCCESS;
implicit_commit = vty_needs_implicit_commit(vty);
ret = vty_mgmt_send_config_data(vty);
ret = vty_mgmt_send_config_data(vty, implicit_commit);
if (ret >= 0 && !implicit_commit)
vty->mgmt_num_pending_setcfg++;
return ret;
@ -229,9 +229,16 @@ int nb_cli_apply_changes_clear_pending(struct vty *vty,
if (vty_mgmt_should_process_cli_apply_changes(vty)) {
VTY_CHECK_XPATH;
/*
* The legacy user wanted to clear pending (i.e., perform a
* commit immediately) due to some non-yang compatible
* functionality. This new mgmtd code however, continues to send
* changes putting off the commit until XFRR_end is received
* (i.e., end-of-config-file). This should be fine b/c all
* conversions to mgmtd require full proper implementations.
*/
implicit_commit = vty_needs_implicit_commit(vty);
ret = vty_mgmt_send_config_data(vty);
ret = vty_mgmt_send_config_data(vty, implicit_commit);
if (ret >= 0 && !implicit_commit)
vty->mgmt_num_pending_setcfg++;
return ret;

4
lib/vty.c
View File

@ -3652,7 +3652,7 @@ int vty_mgmt_send_lockds_req(struct vty *vty, Mgmtd__DatastoreId ds_id,
return 0;
}
int vty_mgmt_send_config_data(struct vty *vty)
int vty_mgmt_send_config_data(struct vty *vty, bool implicit_commit)
{
Mgmtd__YangDataValue value[VTY_MAXCFGCHANGES];
Mgmtd__YangData cfg_data[VTY_MAXCFGCHANGES];
@ -3660,7 +3660,6 @@ int vty_mgmt_send_config_data(struct vty *vty)
Mgmtd__YangCfgDataReq *cfgreq[VTY_MAXCFGCHANGES] = {0};
size_t indx;
int cnt;
bool implicit_commit = false;
if (vty->type == VTY_FILE) {
/*
@ -3734,7 +3733,6 @@ int vty_mgmt_send_config_data(struct vty *vty)
}
vty->mgmt_req_id++;
implicit_commit = vty_needs_implicit_commit(vty);
if (cnt && mgmt_fe_send_setcfg_req(
mgmt_fe_client, vty->mgmt_session_id,
vty->mgmt_req_id, MGMTD_DS_CANDIDATE, cfgreq,

9
lib/vty.h
View File

@ -147,7 +147,6 @@ struct vty {
/* Dynamic transaction information. */
bool pending_allowed;
bool pending_commit;
bool no_implicit_commit;
char *pending_cmds_buf;
size_t pending_cmds_buflen;
size_t pending_cmds_bufpos;
@ -408,7 +407,7 @@ extern bool vty_mgmt_fe_enabled(void);
extern bool vty_mgmt_should_process_cli_apply_changes(struct vty *vty);
extern bool mgmt_vty_read_configs(void);
extern int vty_mgmt_send_config_data(struct vty *vty);
extern int vty_mgmt_send_config_data(struct vty *vty, bool implicit_commit);
extern int vty_mgmt_send_commit_config(struct vty *vty, bool validate_only,
bool abort);
extern int vty_mgmt_send_get_config(struct vty *vty,
@ -422,11 +421,7 @@ extern void vty_mgmt_resume_response(struct vty *vty, bool success);
static inline bool vty_needs_implicit_commit(struct vty *vty)
{
return (frr_get_cli_mode() == FRR_CLI_CLASSIC
? ((vty->pending_allowed || vty->no_implicit_commit)
? false
: true)
: false);
return frr_get_cli_mode() == FRR_CLI_CLASSIC && !vty->pending_allowed;
}
#ifdef __cplusplus

68
mgmtd/mgmt_txn.c
View File

@ -494,6 +494,8 @@ static void mgmt_txn_req_free(struct mgmt_txn_req **txn_req)
struct mgmt_txn_reqs_head *pending_list = NULL;
enum mgmt_be_client_id id;
struct mgmt_be_client_adapter *adapter;
struct mgmt_commit_cfg_req *ccreq;
bool cleanup;
switch ((*txn_req)->req_event) {
case MGMTD_TXN_PROC_SETCFG:
@ -526,32 +528,38 @@ static void mgmt_txn_req_free(struct mgmt_txn_req **txn_req)
MGMTD_TXN_DBG("Deleting COMMITCFG req-id: %" PRIu64
" txn-id: %" PRIu64,
(*txn_req)->req_id, (*txn_req)->txn->txn_id);
ccreq = &(*txn_req)->req.commit_cfg;
cleanup = (ccreq->curr_phase >= MGMTD_COMMIT_PHASE_TXN_CREATE &&
ccreq->curr_phase < MGMTD_COMMIT_PHASE_TXN_DELETE);
FOREACH_MGMTD_BE_CLIENT_ID (id) {
/*
* Send TXN_DELETE to cleanup state for this
* transaction on backend
*/
if ((*txn_req)->req.commit_cfg.curr_phase >=
MGMTD_COMMIT_PHASE_TXN_CREATE &&
(*txn_req)->req.commit_cfg.curr_phase <
MGMTD_COMMIT_PHASE_TXN_DELETE &&
(*txn_req)
->req.commit_cfg.subscr_info
.xpath_subscr[id]) {
adapter = mgmt_be_get_adapter_by_id(id);
if (adapter)
mgmt_txn_send_be_txn_delete(
(*txn_req)->txn, adapter);
/*
* Get rid of the batches first so we don't end up doing
* anything more with them
*/
mgmt_txn_cleanup_be_cfg_batches((*txn_req)->txn, id);
if (ccreq->batches) {
hash_clean(ccreq->batches,
mgmt_txn_cfgbatch_hash_free);
hash_free(ccreq->batches);
ccreq->batches = NULL;
}
mgmt_txn_cleanup_be_cfg_batches((*txn_req)->txn,
id);
if ((*txn_req)->req.commit_cfg.batches) {
hash_clean((*txn_req)->req.commit_cfg.batches,
mgmt_txn_cfgbatch_hash_free);
hash_free((*txn_req)->req.commit_cfg.batches);
(*txn_req)->req.commit_cfg.batches = NULL;
}
/*
* If we were in the middle of the state machine then
* send a txn delete message
*/
adapter = mgmt_be_get_adapter_by_id(id);
if (adapter && cleanup &&
ccreq->subscr_info.xpath_subscr[id])
mgmt_txn_send_be_txn_delete((*txn_req)->txn,
adapter);
}
break;
case MGMTD_TXN_PROC_GETCFG:
@ -1424,24 +1432,16 @@ static int
mgmt_txn_send_be_txn_delete(struct mgmt_txn_ctx *txn,
struct mgmt_be_client_adapter *adapter)
{
struct mgmt_commit_cfg_req *cmtcfg_req;
struct mgmt_txn_be_cfg_batch *cfg_btch;
struct mgmt_commit_cfg_req *cmtcfg_req =
&txn->commit_cfg_req->req.commit_cfg;
assert(txn->type == MGMTD_TXN_TYPE_CONFIG && txn->commit_cfg_req);
assert(txn->type == MGMTD_TXN_TYPE_CONFIG);
assert(!mgmt_txn_batches_count(&cmtcfg_req->curr_batches[adapter->id]));
cmtcfg_req = &txn->commit_cfg_req->req.commit_cfg;
if (cmtcfg_req->subscr_info.xpath_subscr[adapter->id]) {
adapter = mgmt_be_get_adapter_by_id(adapter->id);
(void)mgmt_be_send_txn_req(adapter, txn->txn_id, false);
if (!cmtcfg_req->subscr_info.xpath_subscr[adapter->id])
return 0;
FOREACH_TXN_CFG_BATCH_IN_LIST (
&txn->commit_cfg_req->req.commit_cfg
.curr_batches[adapter->id],
cfg_btch)
cfg_btch->comm_phase = MGMTD_COMMIT_PHASE_TXN_DELETE;
}
return 0;
return mgmt_be_send_txn_req(adapter, txn->txn_id, false);
}
static void mgmt_txn_cfg_commit_timedout(struct event *thread)

8
mgmtd/mgmt_vty.c
View File

@ -157,9 +157,7 @@ DEFPY(mgmt_set_config_data, mgmt_set_config_data_cmd,
vty->cfg_changes[0].operation = NB_OP_CREATE;
vty->num_cfg_changes = 1;
vty->no_implicit_commit = true;
vty_mgmt_send_config_data(vty);
vty->no_implicit_commit = false;
vty_mgmt_send_config_data(vty, false);
return CMD_SUCCESS;
}
@ -176,9 +174,7 @@ DEFPY(mgmt_delete_config_data, mgmt_delete_config_data_cmd,
vty->cfg_changes[0].operation = NB_OP_DESTROY;
vty->num_cfg_changes = 1;
vty->no_implicit_commit = true;
vty_mgmt_send_config_data(vty);
vty->no_implicit_commit = false;
vty_mgmt_send_config_data(vty, false);
return CMD_SUCCESS;
}