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Confirm-commit refactoring

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Moved commit-confirm code to backend_confirm.c and removed (almost all) globals vars
This commit is contained in:
Olof hagsand 2022-10-19 17:35:38 +02:00
parent 6f0bd01a6a
commit 62e652bbcf
9 changed files with 883 additions and 595 deletions
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31
apps/backend/clixon_backend_commit.h
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@ -52,36 +52,29 @@ enum confirmed_commit_state {
ROLLBACK
};
/* A struct to store the information necessary for tracking the status and relevant details of
* one or more overlapping confirmed-commit events.
*/
struct confirmed_commit {
enum confirmed_commit_state state;
char *persist_id; // a value given by a client in the confirmed-commit
uint32_t session_id; // the session_id of the client that gave no <persist> value
cxobj *xe; // the commit confirmed request
int (*fn)(int, void*); // the function pointer for the rollback event (rollback_fn())
void *arg; // the clicon_handle that will be passed to rollback_fn()
};
extern struct confirmed_commit confirmed_commit; // XXX global
/*
* Prototypes
*/
int do_rollback(clicon_handle h, uint8_t *errs);
int cancel_rollback_event(void);
/* backend_confirm.c */
int confirmed_commit_init(clicon_handle h);
int confirmed_commit_free(clicon_handle h);
enum confirmed_commit_state confirmed_commit_state_get(clicon_handle h);
uint32_t confirmed_commit_session_id_get(clicon_handle h);
int cancel_rollback_event(clicon_handle h);
int cancel_confirmed_commit(clicon_handle h);
int handle_confirmed_commit(clicon_handle h, cxobj *xe);
int do_rollback(clicon_handle h, uint8_t *errs);
int from_client_cancel_commit(clicon_handle h, cxobj *xe, cbuf *cbret, void *arg, void *regarg);
int from_client_confirmed_commit(clicon_handle h, cxobj *xe, uint32_t myid, cbuf *cbret);
/* backend_commit.c */
int startup_validate(clicon_handle h, char *db, cxobj **xtr, cbuf *cbret);
int startup_commit(clicon_handle h, char *db, cbuf *cbret);
int candidate_validate(clicon_handle h, char *db, cbuf *cbret);
int candidate_commit(clicon_handle h, char *db, cbuf *cbret);
int candidate_commit(clicon_handle h, cxobj *xe, char *db, cbuf *cbret);
int from_client_commit(clicon_handle h, cxobj *xe, cbuf *cbret, void *arg, void *regarg);
int from_client_discard_changes(clicon_handle h, cxobj *xe, cbuf *cbret, void *arg, void *regarg);
int from_client_cancel_commit(clicon_handle h, cxobj *xe, cbuf *cbret, void *arg, void *regarg);
int from_client_validate(clicon_handle h, cxobj *xe, cbuf *cbret, void *arg, void *regarg);
int from_client_restart_one(clicon_handle h, clixon_plugin_t *cp, cbuf *cbret);
int load_failsafe(clicon_handle h, char *phase);