forked from lei.chen/myxce
465 lines
15 KiB
C
465 lines
15 KiB
C
#if !defined(_TYPEMAP_H_)
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#define _TYPEMAP_H_ 1
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#include <stdint.h>
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#include "clusterconfig.h"
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#include "xce/types.h"
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/* Forward declarations for config-replication types used in
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* xce_reply_t and xce_request_t unions below. */
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typedef struct repl_config_reply_s repl_config_reply_t;
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typedef struct repl_config_push_reply_s repl_config_push_reply_t;
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typedef struct upgrade_config_reply_s upgrade_config_reply_t;
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typedef struct repl_config_req_s repl_config_req_t;
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typedef struct repl_config_push_req_s repl_config_push_req_t;
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typedef struct upgrade_config_req_s upgrade_config_req_t;
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typedef struct heartbeat_msg_s heartbeat_msg_t;
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typedef struct ctrl_hello_req_s ctrl_hello_req_t;
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typedef struct ctrl_hello_reply_s ctrl_hello_reply_t;
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typedef struct wal_catchup_entry wal_catchup_entry_t;
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typedef struct snapshot_transfer_s snapshot_transfer_t;
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typedef struct {
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char* resname;
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char* hostname;
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} xce_reskey_t;
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typedef struct {
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int type;
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union {
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uint64_t jobid;
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char* wname;
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xce_reskey_t* reskey;
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} condition;
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} xce_match_t;
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typedef struct {
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int table;
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int nrows;
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void* rows;
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} dataset_t;
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typedef struct {
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int role;
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int data_which;
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union {
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hostattrs_t* attrs;
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} data;
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} xce_joindata_t;
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typedef struct {
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char* clustername;
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int n_confvars;
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xce_config_t** confvars;
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int n_resources;
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xce_resource_t** resources;
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int n_queues;
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xce_queue_t** queues;
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int n_ugroups;
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xce_group_config_t** ugroups;
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int n_hgroups;
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xce_group_config_t** hgroups;
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int nresvals;
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xce_name_val_t** resvals;
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int nlimits;
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xce_limit_config_t** limits;
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int nhproviders;
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scaler_config_t** hproviders;
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} xce_conf4sched_t;
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typedef struct {
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char* clustername;
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int n_confvars;
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xce_config_t** confvars;
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} xce_conf4worker_t;
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typedef struct {
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int data_which;
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union {
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xce_conf4sched_t* conf4sched;
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xce_conf4worker_t* conf4worker;
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cluster_config_t* clusterconfig;
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} data;
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} xce_configdata_t;
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typedef struct {
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int n_total;
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int pos;
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int count;
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xce_job_t** jobs;
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} xce_jobs_data_t;
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typedef struct {
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int n_total;
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int pos;
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int count;
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xce_worker_t** workers;
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} xce_workers_data_t;
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typedef struct {
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int n_total;
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int pos;
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int count;
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xce_resource_t** resources;
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} xce_resource_data_t;
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typedef struct {
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int n_total;
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int pos;
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int count;
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xce_resval_t** vals;
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} xce_resval_data_t;
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typedef struct {
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int count;
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xce_resval_t** vals;
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} xce_resval_list_t;
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typedef struct {
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uint64_t jobid;
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int npids;
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int* pids;
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int npgids;
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int* pgids;
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int count;
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xce_rusage_t** usages;
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} xce_job_rusages_t;
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typedef struct {
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int table;
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union {
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xce_jobs_data_t* jobs;
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xce_workers_data_t* workers;
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xce_resource_data_t* resources;
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xce_resval_data_t* resvals;
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} data;
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} xce_data_t;
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typedef struct {
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int table;
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xce_match_t* condition;
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} xce_get_t;
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typedef struct {
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int event;
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union {
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job_pidinfo_t* pidinfo;
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job_failinfo_t* failinfo;
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job_failinfo_t* dispatchfail;
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xce_jobfinish_t* finishinfo;
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uint64_t sched_start_job;
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uint64_t sched_exit_job;
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uint64_t sched_fail_job;
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xce_job_t* sched_update_job;
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xce_resval_list_t* sched_update_resvals;
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uint64_t stopped_job;
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uint64_t resumed_job;
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xce_ckptinfo_t* ckptinfo;
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xce_queue_t* sched_update_queue;
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xce_task_pidinfo_t* taskinfo;
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xce_task_failinfo_t* taskfailinfo;
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xce_task_finish_t* taskfinish;
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uint64_t pdone_job;
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xce_job_rusages_t* sched_job_rusages;
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xce_job_t* update_job;
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} data;
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} xce_notify_data_t;
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typedef struct {
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int table;
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union {
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xce_resval_list_t* resvals;
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xce_job_rusages_t* jobrusages;
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} data;
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} xce_update_data_t;
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typedef struct {
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uint64_t term;
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char *candidate_id;
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uint64_t config_tag;
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uint64_t last_log_lsn;
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} request_vote_req_t;
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typedef struct {
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uint64_t term;
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int vote_granted;
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uint64_t peer_config_tag;
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uint64_t peer_last_log_lsn;
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} request_vote_reply_t;
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/* Heartbeat reply state report — carries standby's applied_lsn and config_tag */
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typedef struct {
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uint64_t applied_lsn;
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uint64_t config_tag;
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} state_report_t;
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/* WAL apply ACK — sent by standby to primary after applying a WAL catch-up
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* entry (Task 3.1, ha-wal-replication). Must be declared before xce_reply_t
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* so the walackreplymsg union arm compiles correctly. */
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typedef struct {
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uint64_t term;
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uint64_t lsn;
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int success;
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} wal_ack_reply_t;
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/* ctrlstatus reply payload (controller-status spec): one configured
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* controller (CtrlPeer) and the lean identity/health snapshot (CtrlStatus).
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* The peers list maps via $C.mapname("peers.list")/$C.maplistcount("peers.count")
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* to the nested { count, list } member below. */
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typedef struct {
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char* name;
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char* host;
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uint32_t port;
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} xce_ctrlpeer_t;
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typedef struct {
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char* clusterName;
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char* primaryName;
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char* responderName;
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uint8_t responderRole;
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uint64_t term;
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uint64_t configVersion;
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char* configChecksum;
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uint64_t committedConfigVersion;
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uint64_t committedLsn;
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uint64_t appliedLsn;
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unsigned fenced;
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struct {
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int count;
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xce_ctrlpeer_t** list;
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} peers;
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uint32_t peerCount;
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} xce_ctrlstatus_t;
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typedef struct {
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uint64_t seq;
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uint32_t opcode;
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int32_t status;
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int data_which;
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union {
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char* debugmsg;
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uint64_t jobid;
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xce_data_t* getdata;
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xce_clusterconf_t* clusterconf;
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repl_config_reply_t* replconfigreplymsg;
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repl_config_push_reply_t* replconfigpushreplymsg;
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upgrade_config_reply_t* upgradeconfigreplymsg;
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ctrl_hello_reply_t* ctrlhelloreplymsg;
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request_vote_reply_t* requestvotereplymsg;
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state_report_t* state_report;
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wal_ack_reply_t* walackreplymsg;
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xce_ctrlstatus_t* ctrlstatus;
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} data;
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/* Req 7: standby redirect fields — populated when status == XCE_ERR_STANDBY */
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char *redirect_host;
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uint16_t redirect_port;
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} xce_reply_t;
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typedef struct {
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uint32_t opcode;
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uint64_t seq;
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xce_peerinfo_t* from;
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int body_which;
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union {
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xce_reply_t* replymsg;
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char* hellomsg;
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xce_joindata_t* joinmsg;
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xce_configdata_t* configpushmsg;
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xce_data_t* pushmsg;
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xce_get_t* getmsg;
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dataset_t* datamsg;
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xce_job_dispatch_t* dispatchmsg;
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xce_job_exec_t* jobstartmsg;
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xce_notify_data_t* notifymsg;
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xce_job_submit_t* jobsubmsg;
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xce_update_data_t* updatemsg;
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xce_jobctrl_t* jobctrlmsg;
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xce_queuectrl_t* queuectrlmsg;
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xce_taskrun_t* runtaskmsg;
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xce_preason_set_t* preasonmsg;
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xce_clear_reason_t* clrpreasonmsg;
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xce_hostctrl_t* hostctrlmsg;
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repl_config_req_t* replconfigrequestmsg;
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repl_config_push_req_t* replconfigpushrequestmsg;
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upgrade_config_req_t* upgradeconfigrequestmsg;
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heartbeat_msg_t* heartbeatmsg;
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ctrl_hello_req_t* ctrlhellomsg;
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request_vote_req_t* requestvotemsg;
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wal_catchup_entry_t* walcatchupentrymsg;
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snapshot_transfer_t* snapshottransfermsg;
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} body;
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} xce_request_t;
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/* ── HA election and replication Cap'n Proto mapped types ────────────────
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* C-side counterparts for the HA protocol capnp structs added in the
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* ha-config-bootstrap spec (controller.capnp structs with $C.mapname).
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* Must be declared here so controller.capnp.h can reference them.
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* request_vote_req_t and request_vote_reply_t are defined above
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* xce_reply_t so they can be used in the xce_request_t body union. */
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typedef struct {
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char *name;
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} probe_config_tag_req_t;
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typedef struct {
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uint64_t config_tag;
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} probe_config_tag_reply_t;
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typedef struct {
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uint64_t term;
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uint64_t lsn;
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} wal_ack_req_t;
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typedef struct {
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uint64_t term;
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uint64_t acked_tag;
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int success;
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} upgrade_config_ack_t;
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struct snapshot_transfer_s {
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uint64_t snapshot_lsn; /* checkpoint LSN this snapshot corresponds to */
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xce_data_t *payload; /* legacy decoded field — broken for raw bytes
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* (decode_Data_ptr misinterprets List(UInt8));
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* kept NULL on send, do not use */
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uint32_t chunk_index; /* 0-based chunk number */
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uint64_t chunk_offset; /* byte offset in the full snapshot */
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uint64_t total_size; /* total snapshot size in bytes */
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int is_last; /* true (non-zero) for the final chunk */
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/* Raw chunk bytes — same pattern as repl_config_push_req_t.
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* Send side: filled by the sender, encoded by xce_snapshot_chunk_req_raw.
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* Receive side: extracted by xce_decode() before capn_free(); malloc'd,
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* owned by the struct, freed by xce_free_request(). */
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uint8_t *raw_payload;
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size_t raw_payload_len;
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};
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struct wal_catchup_entry {
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uint64_t lsn;
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uint8_t entry_type;
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xce_data_t *payload; /* legacy decoded field — broken for
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* raw bytes; kept NULL, do not use */
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int n_entries; /* batch: number of sub-entries */
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struct wal_catchup_entry **entries; /* batch: array of sub-entry pointers */
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/* Raw WAL entry payload bytes — same pattern as repl_config_push_req_t.
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* Send side: filled from the WAL segment file, encoded per sub-entry by
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* xce_wal_batch_req_raw. Receive side: extracted by xce_decode() before
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* capn_free(); malloc'd, owned, freed by xce_free_request(). */
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uint8_t *raw_payload;
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size_t raw_payload_len;
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};
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/* ── Persistence Cap'n Proto mapped types (P0-9) ─────────────────────
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* These are the C-side counterparts for the capnp encode/decode shims.
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* Named with capnp_ prefix to avoid collision with the plain-C structs
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* in persist.h (persist_config_t) and the on-disk binary formats. */
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typedef struct {
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uint32_t walSyncMs;
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uint32_t snapIntervalS;
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uint32_t snapWalSizeMb;
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uint32_t finishedRetainS;
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uint32_t workerRetainS;
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uint32_t syncTimeoutMs;
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uint32_t snapKeepN;
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uint32_t transientJobTimeoutS;
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} capnp_persist_cfg_t;
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typedef struct {
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uint64_t lsn;
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uint64_t term;
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uint64_t timestamp;
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uint32_t version;
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uint32_t nJobs;
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uint32_t nQueues;
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uint32_t nWorkers;
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uint32_t checksum;
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uint32_t headerChecksum;
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} capnp_snap_hdr_t;
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typedef struct {
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uint64_t term;
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uint64_t lsn;
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uint32_t entryType;
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xce_data_t* payload; /* owned; decoded via decode_Data_ptr */
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uint32_t crc;
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uint32_t prevCrc;
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} capnp_repl_envelope_t;
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/* ── Config replication Cap'n Proto mapped types (Phase 1) ──────────────
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* C-side counterparts for the capnp encode/decode shims for config sync.
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* Struct tags match the forward declarations near the top of this file. */
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struct repl_config_req_s {
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uint64_t version_tag; /* local config version tag */
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};
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struct repl_config_reply_s {
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int up_to_date; /* 1 if standby is current */
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uint64_t version_tag; /* primary's current version tag */
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xce_data_t *sha256; /* 32-byte SHA-256 of config blob (may be NULL) */
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xce_data_t *bytes; /* serialised ClusterConfig blob (may be NULL) */
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};
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struct repl_config_push_req_s {
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uint64_t version_tag; /* version tag of the pushed config */
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xce_data_t *sha256; /* 32-byte SHA-256 (decoded, not usable as raw bytes) */
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xce_data_t *bytes; /* serialised ClusterConfig blob (decoded, not usable) */
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/* Pre-extracted raw fields populated by xce_decode() before capn_free(),
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* mirroring the same pattern as upgrade_config_req_t. Owned by the struct. */
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uint8_t *raw_sha256; /* 32-byte SHA-256, malloc'd, or NULL */
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uint8_t *raw_bytes; /* serialised ClusterConfig blob, malloc'd, or NULL */
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size_t raw_bytes_len; /* length of raw_bytes */
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};
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struct repl_config_push_reply_s {
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int accepted; /* 1 if standby accepted the push */
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uint64_t version_tag; /* standby's current version tag after decision */
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};
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struct upgrade_config_req_s {
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/* Legacy decoded fields — populated by generated decode_UpgradeConfigRequest()
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* via decode_Data_ptr. These are structurally broken for List(UInt8) wire
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* fields (decode_Data_ptr reads a discriminant and misinterprets the bytes),
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* but must remain for the generated code to compile. Do NOT use these for
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* actual byte extraction. */
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xce_data_t *sha256; /* broken: always a bogus xce_jobs_data_t */
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xce_data_t *bytes; /* broken: always a bogus xce_jobs_data_t */
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/* Correct raw bytes extracted by xce_decode() before capn_free() runs,
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* using UpgradeConfigRequest_get_sha256/bytes + capn_getv8.
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* Both are malloc'd and owned here; freed by free_upgrade_config_req_raw()
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* called from free_Request() after free_UpgradeConfigRequest().
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* raw_sha256 is exactly 32 bytes when non-NULL. */
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uint8_t *raw_sha256; /* 32-byte SHA-256, malloc'd, or NULL */
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uint8_t *raw_bytes; /* serialised ClusterConfig blob, malloc'd, or NULL */
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size_t raw_bytes_len; /* length of raw_bytes */
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};
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struct upgrade_config_reply_s {
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uint64_t version_tag; /* new version tag after upgrade */
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char *error; /* NULL on success; error message on failure */
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uint32_t acked_count; /* number of standbys that acknowledged */
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};
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struct heartbeat_msg_s {
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uint32_t sender_priority; /* sender's HA priority */
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uint64_t term; /* sender's current term */
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uint64_t committed_lsn; /* Req 5: primary's committed WAL LSN */
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uint64_t committed_config_tag; /* Req 8: primary's committed config tag */
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};
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/* CtrlHello state sync (Req 6.5, 6.6, 6.7) */
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struct ctrl_hello_req_s {
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char *name; /* standby's logical name */
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xce_data_t *key; /* SHA-256(cluster_name + shared_secret) auth key */
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uint64_t applied_lsn; /* standby's last applied WAL LSN */
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uint64_t config_tag; /* standby's current config tag */
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};
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struct ctrl_hello_reply_s {
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uint64_t committed_lsn; /* primary's committed WAL LSN */
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int needs_snapshot; /* 1 if standby LSN < oldest WAL segment */
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uint64_t config_tag; /* primary's current config tag */
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};
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#endif
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