copy of vty->cfg_changes
to protobuf msg

N

N+1

user cmd:
 "ip route 10.0.0.0/24 null0"
-------------------------------

1

nb_cli_enqueue_change

nb_cli_enqueue_change

nb_cli_apply_changes

nb_cli_apply_changes_internal

implicit_commit
(legacy CLI)

vty_mgmt_send_config_data

mgmt_fe_send_setcfg_req

mgmt_fe_session_handle_setcfg_req_msg

mgmt_txn_send_set_config_req

1

implicit_commit

2

2

struct
nb_cfg_change

user cmd:
 "ip route 10.0.1.0/24 null0"

user cmd:
 "ip route 10.0.2.0/24 null0"

user cmd:
 "ip route 10.0.3.0/24 null0"

user cmd:
"XFRR_end_configuration"
 config or EOF

vty_mgmt_send_commit_config

socket connection
FE client -> adapter COMMCFG_REQ

mgmt_fe_send_commitcfg_req

mgmt_fe_session_handle_commit_config_req_msg
create txn if none yet
if running DS not locked, lock

TIMER:
MGMTD_TXN_PROC_COMCFG

does nothing more:
when not implicit_commit:
 mgmt (set|delete)-config CLI
(no_implicit_commit == true)
inside XFRR_{start,end}_config
(pending_allowed == true)

user cmd:
"XFRR_start_configuration"
 config file read indicator

NO implicit commit
(vtysh -f file)

user cmd:
"configure terminal"

socket connection
FE client -> adapter LOCKDS_REQ

vty_mgmt_lock_cand_inline

LOCK CANDIDATE

EVENT: VTYSH_READ

UNLOCK CANDIDATE

NO implicit commit

user cmd:
"end/exit"

vty_mgmt_lock_cand_inline

vty_mgmt_set_config_result_notified

socket connection
FE client -> adapter LOCKDS_REQ

EVENT: REPLY NOTIFICATIONS

vty_mgmt_commit_config_result_notified

socket async

function sync