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* New backend startup and upgrade support, see [doc/startup.md] for details

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* Datastore files contain RFC7895 module-state information
This commit is contained in:
Olof hagsand 2019-02-13 11:35:49 +01:00
parent 28bd698968
commit 560110b4e8
44 changed files with 1595 additions and 631 deletions
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30
lib/clixon/clixon_plugin.h
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@ -107,7 +107,7 @@ typedef void *transaction_data;
/* Transaction callbacks */
typedef int (trans_cb_t)(clicon_handle h, transaction_data td);
/* Hook to override default prompt with explicit function
/*! Hook to override default prompt with explicit function
* Format prompt before each getline
* @param[in] h Clicon handle
* @param[in] mode Cligen syntax mode
@ -115,6 +115,27 @@ typedef int (trans_cb_t)(clicon_handle h, transaction_data td);
*/
typedef char *(cli_prompthook_t)(clicon_handle, char *mode);
/*! Startup status for use in startup-callback
* Note that for STARTUP_ERR and _INVALID, running runs in failsafe mode
* and startup contains the erroneous or invalid database.
* The user should repair the startup and
* (1) restart he backend
* (2) copy startup to candidate and commit.
*/
enum startup_status{
STARTUP_ERR, /* XML/JSON syntax error */
STARTUP_INVALID, /* XML/JSON OK, but (yang) validation fails */
STARTUP_OK /* Everything OK (may still be modules-mismatch) */
};
/*! Upgrade configuration callback given a diff of yang module state
* @param[in] h Clicon handle
* @param[in] xms XML tree of module state differences
* @retval 0 OK
* @retval -1 Error
*/
typedef int (upgrade_cb_t)(clicon_handle, cxobj *xms);
/* plugin init struct for the api
* Note: Implicit init function
*/
@ -139,14 +160,16 @@ struct clixon_plugin_api{
struct {
} cau_netconf;
struct {
plgreset_t *cb_reset; /* Reset system status (backend only) */
plgreset_t *cb_reset; /* Reset system status */
plgstatedata_t *cb_statedata; /* Get state data from plugin (backend only) */
upgrade_cb_t *cb_upgrade; /* Upgrade callback */
trans_cb_t *cb_trans_begin; /* Transaction start */
trans_cb_t *cb_trans_validate; /* Transaction validation */
trans_cb_t *cb_trans_complete; /* Transaction validation complete */
trans_cb_t *cb_trans_commit; /* Transaction commit */
trans_cb_t *cb_trans_end; /* Transaction completed */
trans_cb_t *cb_trans_abort; /* Transaction aborted */
trans_cb_t *cb_trans_abort; /* Transaction aborted */
} cau_backend;
} u;
@ -158,6 +181,7 @@ struct clixon_plugin_api{
#define ca_auth u.cau_restconf.cr_auth
#define ca_reset u.cau_backend.cb_reset
#define ca_statedata u.cau_backend.cb_statedata
#define ca_upgrade u.cau_backend.cb_upgrade
#define ca_trans_begin u.cau_backend.cb_trans_begin
#define ca_trans_validate u.cau_backend.cb_trans_validate
#define ca_trans_complete u.cau_backend.cb_trans_complete