519 lines
18 KiB
C
519 lines
18 KiB
C
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#include "amduatd_fed_pull_apply.h"
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#include "amduat/asl/artifact_io.h"
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#include "amduat/asl/store.h"
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#include "amduat/enc/fer1_receipt.h"
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#include "amduat/enc/tgk1_edge.h"
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#include "amduat/fed/ingest.h"
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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static bool amduatd_fed_pull_parse_u32(const char *s, uint32_t *out) {
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char *end = NULL;
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unsigned long val;
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if (s == NULL || out == NULL || s[0] == '\0') {
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return false;
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}
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val = strtoul(s, &end, 10);
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if (end == s || *end != '\0' || val > UINT32_MAX) {
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return false;
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}
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*out = (uint32_t)val;
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return true;
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}
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static bool amduatd_fed_pull_strdup(const char *s, char **out) {
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size_t len;
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char *buf;
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if (out == NULL) {
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return false;
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}
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*out = NULL;
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if (s == NULL) {
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return false;
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}
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len = strlen(s);
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if (len > SIZE_MAX - 1u) {
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return false;
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}
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buf = (char *)malloc(len + 1u);
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if (buf == NULL) {
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return false;
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}
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if (len != 0u) {
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memcpy(buf, s, len);
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}
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buf[len] = '\0';
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*out = buf;
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return true;
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}
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void amduatd_fed_pull_apply_report_init(
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amduatd_fed_pull_apply_report_t *report) {
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if (report == NULL) {
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return;
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}
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memset(report, 0, sizeof(*report));
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report->cursor_ref = amduat_reference(0u, amduat_octets(NULL, 0u));
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report->cursor_after_ref = amduat_reference(0u, amduat_octets(NULL, 0u));
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amduatd_fed_pull_plan_candidate_init(&report->plan_candidate);
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}
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void amduatd_fed_pull_apply_report_free(
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amduatd_fed_pull_apply_report_t *report) {
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if (report == NULL) {
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return;
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}
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if (report->cursor_ref_set) {
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amduat_reference_free(&report->cursor_ref);
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}
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if (report->cursor_after_ref_set) {
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amduat_reference_free(&report->cursor_after_ref);
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}
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amduatd_fed_pull_plan_candidate_free(&report->plan_candidate);
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memset(report, 0, sizeof(*report));
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}
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static void amduatd_fed_pull_report_error(
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amduatd_fed_pull_apply_report_t *report,
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const char *msg) {
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if (report == NULL || msg == NULL) {
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return;
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}
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memset(report->error, 0, sizeof(report->error));
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strncpy(report->error, msg, sizeof(report->error) - 1u);
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}
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static bool amduatd_fed_pull_apply_record(
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amduat_asl_store_t *store,
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const amduatd_fed_pull_transport_t *transport,
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const amduat_fed_record_t *record,
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size_t *io_artifact_count,
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int *out_remote_status,
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char *err_buf,
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size_t err_cap) {
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int status = 0;
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amduat_octets_t bytes = amduat_octets(NULL, 0u);
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amduat_artifact_t artifact;
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amduat_reference_t stored_ref;
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amduat_asl_index_state_t state;
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amduat_asl_store_error_t store_err;
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amduat_type_tag_t type_tag = amduat_type_tag(0u);
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bool has_tag = false;
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char *body = NULL;
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if (out_remote_status != NULL) {
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*out_remote_status = 0;
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}
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if (record->id.type == AMDUAT_FED_REC_TOMBSTONE) {
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store_err = amduat_asl_store_tombstone(store,
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record->id.ref,
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0u,
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0u,
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&state);
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if (store_err != AMDUAT_ASL_STORE_OK) {
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snprintf(err_buf, err_cap, "tombstone failed");
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return false;
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}
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return true;
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}
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if (transport == NULL || transport->get_artifact == NULL) {
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snprintf(err_buf, err_cap, "missing artifact transport");
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return false;
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}
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if (!transport->get_artifact(transport->ctx,
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record->id.ref,
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&status,
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&bytes,
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&body)) {
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snprintf(err_buf, err_cap, "artifact fetch failed");
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free(body);
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return false;
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}
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if (status != 200) {
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if (out_remote_status != NULL) {
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*out_remote_status = status;
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}
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snprintf(err_buf,
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err_cap,
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"artifact fetch status %d",
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status);
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free(body);
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amduat_octets_free(&bytes);
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return false;
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}
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free(body);
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if (record->id.type == AMDUAT_FED_REC_TGK_EDGE) {
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type_tag = amduat_type_tag(AMDUAT_TYPE_TAG_TGK1_EDGE_V1);
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has_tag = true;
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} else if (record->id.type == AMDUAT_FED_REC_PER) {
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type_tag = amduat_type_tag(AMDUAT_TYPE_TAG_FER1_RECEIPT_1);
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has_tag = true;
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}
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if (!amduat_asl_artifact_from_bytes(bytes,
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AMDUAT_ASL_IO_RAW,
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has_tag,
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type_tag,
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&artifact)) {
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amduat_octets_free(&bytes);
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snprintf(err_buf, err_cap, "artifact decode failed");
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return false;
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}
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bytes = amduat_octets(NULL, 0u);
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store_err = amduat_asl_store_put_indexed(store,
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artifact,
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&stored_ref,
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&state);
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amduat_asl_artifact_free(&artifact);
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amduat_octets_free(&bytes);
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if (store_err != AMDUAT_ASL_STORE_OK) {
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snprintf(err_buf, err_cap, "artifact store failed");
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return false;
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}
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amduat_reference_free(&stored_ref);
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if (io_artifact_count != NULL) {
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*io_artifact_count += 1u;
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}
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return true;
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}
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amduatd_fed_pull_apply_status_t amduatd_fed_pull_apply(
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amduat_asl_store_t *store,
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amduat_asl_pointer_store_t *pointer_store,
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const amduatd_space_t *effective_space,
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const char *peer_key,
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uint64_t limit,
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const amduatd_fed_cfg_t *fed_cfg,
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const amduatd_fed_pull_transport_t *transport,
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amduatd_fed_pull_apply_report_t *out_report) {
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uint32_t domain_id = 0u;
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amduatd_fed_cursor_record_t cursor;
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amduat_reference_t cursor_ref;
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bool cursor_present = false;
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amduat_fed_record_t *records = NULL;
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size_t record_len = 0;
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size_t record_len_total = 0;
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int remote_status = 0;
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char *remote_body = NULL;
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amduatd_fed_cursor_candidate_t candidate;
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amduatd_fed_cursor_record_t next_cursor;
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amduat_reference_t next_ref;
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size_t i;
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size_t applied_records = 0u;
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size_t applied_artifacts = 0u;
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char err_buf[128];
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if (out_report == NULL) {
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return AMDUATD_FED_PULL_APPLY_ERR_INVALID;
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}
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amduatd_fed_pull_apply_report_init(out_report);
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out_report->peer_key = peer_key;
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out_report->effective_space = effective_space;
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out_report->limit = limit;
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if (store == NULL || pointer_store == NULL || peer_key == NULL ||
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fed_cfg == NULL || transport == NULL) {
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amduatd_fed_pull_report_error(out_report, "invalid inputs");
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return AMDUATD_FED_PULL_APPLY_ERR_INVALID;
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}
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if (!fed_cfg->enabled) {
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amduatd_fed_pull_report_error(out_report, "federation disabled");
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return AMDUATD_FED_PULL_APPLY_ERR_DISABLED;
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}
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if (store->ops.log_scan == NULL || store->ops.current_state == NULL ||
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store->ops.put_indexed == NULL || store->ops.tombstone == NULL) {
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amduatd_fed_pull_report_error(out_report, "requires index backend");
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return AMDUATD_FED_PULL_APPLY_ERR_UNSUPPORTED;
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}
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{
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amduat_octets_t scoped = amduat_octets(NULL, 0u);
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if (!amduatd_fed_cursor_pointer_name(effective_space,
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peer_key,
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&scoped)) {
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amduatd_fed_pull_report_error(out_report, "invalid peer");
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return AMDUATD_FED_PULL_APPLY_ERR_INVALID;
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}
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amduat_octets_free(&scoped);
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}
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if (!amduatd_fed_pull_parse_u32(peer_key, &domain_id)) {
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amduatd_fed_pull_report_error(out_report, "invalid peer");
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return AMDUATD_FED_PULL_APPLY_ERR_INVALID;
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}
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if (transport->get_records == NULL || transport->free_records == NULL ||
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transport->get_artifact == NULL) {
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amduatd_fed_pull_report_error(out_report, "transport unavailable");
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return AMDUATD_FED_PULL_APPLY_ERR_UNSUPPORTED;
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}
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amduatd_fed_cursor_record_init(&cursor);
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memset(&cursor_ref, 0, sizeof(cursor_ref));
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{
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amduatd_fed_cursor_status_t cursor_status;
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cursor_status = amduatd_fed_cursor_get(store,
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pointer_store,
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effective_space,
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peer_key,
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&cursor,
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&cursor_ref);
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if (cursor_status == AMDUATD_FED_CURSOR_ERR_NOT_FOUND) {
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cursor_present = false;
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} else if (cursor_status == AMDUATD_FED_CURSOR_OK) {
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cursor_present = true;
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} else {
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amduatd_fed_cursor_record_free(&cursor);
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amduat_reference_free(&cursor_ref);
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amduatd_fed_pull_report_error(out_report, "cursor read failed");
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return AMDUATD_FED_PULL_APPLY_ERR_STORE;
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}
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}
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if (cursor_present && cursor.has_logseq &&
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cursor.last_logseq == UINT64_MAX) {
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amduatd_fed_cursor_record_free(&cursor);
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amduat_reference_free(&cursor_ref);
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amduatd_fed_pull_report_error(out_report, "cursor overflow");
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return AMDUATD_FED_PULL_APPLY_ERR_INVALID;
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}
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if (!transport->get_records(transport->ctx,
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domain_id,
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cursor_present && cursor.has_logseq
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? cursor.last_logseq + 1u
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: 0u,
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limit,
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&remote_status,
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&records,
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&record_len,
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&remote_body)) {
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amduatd_fed_cursor_record_free(&cursor);
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amduat_reference_free(&cursor_ref);
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amduatd_fed_pull_report_error(out_report, "remote fetch failed");
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return AMDUATD_FED_PULL_APPLY_ERR_REMOTE;
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}
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out_report->remote_status = remote_status;
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if (remote_status != 200) {
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amduatd_fed_cursor_record_free(&cursor);
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amduat_reference_free(&cursor_ref);
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if (remote_body != NULL && remote_body[0] != '\0') {
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amduatd_fed_pull_report_error(out_report, remote_body);
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} else {
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amduatd_fed_pull_report_error(out_report, "remote error");
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}
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free(remote_body);
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return AMDUATD_FED_PULL_APPLY_ERR_REMOTE;
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}
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free(remote_body);
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remote_body = NULL;
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record_len_total = record_len;
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if (record_len > limit) {
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record_len = (size_t)limit;
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}
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out_report->cursor_present = cursor_present;
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if (cursor_present && cursor.has_logseq) {
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out_report->cursor_has_logseq = true;
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out_report->cursor_logseq = cursor.last_logseq;
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}
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if (cursor_present) {
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if (amduat_reference_clone(cursor_ref, &out_report->cursor_ref)) {
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out_report->cursor_ref_set = true;
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}
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}
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if (!amduatd_fed_pull_plan_next_cursor_candidate(cursor_present ? &cursor
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: NULL,
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records,
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record_len,
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&candidate)) {
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if (records != NULL) {
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transport->free_records(transport->ctx, records, record_len_total);
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}
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amduatd_fed_cursor_record_free(&cursor);
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amduat_reference_free(&cursor_ref);
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amduatd_fed_pull_report_error(out_report, "plan candidate failed");
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return AMDUATD_FED_PULL_APPLY_ERR_INVALID;
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}
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out_report->plan_record_count = record_len;
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out_report->plan_candidate = candidate;
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if (record_len == 0u) {
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if (records != NULL) {
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transport->free_records(transport->ctx, records, record_len_total);
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}
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||
|
|
amduatd_fed_cursor_record_free(&cursor);
|
||
|
|
amduat_reference_free(&cursor_ref);
|
||
|
|
return AMDUATD_FED_PULL_APPLY_OK;
|
||
|
|
}
|
||
|
|
|
||
|
|
{
|
||
|
|
size_t err_index = 0;
|
||
|
|
size_t conflict_index = 0;
|
||
|
|
amduat_fed_ingest_error_t ingest_rc;
|
||
|
|
ingest_rc = amduat_fed_ingest_validate(records,
|
||
|
|
record_len,
|
||
|
|
&err_index,
|
||
|
|
&conflict_index);
|
||
|
|
if (ingest_rc != AMDUAT_FED_INGEST_OK) {
|
||
|
|
transport->free_records(transport->ctx, records, record_len_total);
|
||
|
|
amduatd_fed_cursor_record_free(&cursor);
|
||
|
|
amduat_reference_free(&cursor_ref);
|
||
|
|
amduatd_fed_pull_report_error(out_report, "invalid record batch");
|
||
|
|
return AMDUATD_FED_PULL_APPLY_ERR_INVALID;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if (cursor_present && cursor.has_logseq &&
|
||
|
|
records[0].logseq <= cursor.last_logseq) {
|
||
|
|
transport->free_records(transport->ctx, records, record_len_total);
|
||
|
|
amduatd_fed_cursor_record_free(&cursor);
|
||
|
|
amduat_reference_free(&cursor_ref);
|
||
|
|
amduatd_fed_pull_report_error(out_report, "cursor would move backwards");
|
||
|
|
return AMDUATD_FED_PULL_APPLY_ERR_INVALID;
|
||
|
|
}
|
||
|
|
|
||
|
|
for (i = 0; i < record_len; ++i) {
|
||
|
|
int artifact_status = 0;
|
||
|
|
if (i > 0 && records[i].logseq < records[i - 1].logseq) {
|
||
|
|
transport->free_records(transport->ctx, records, record_len_total);
|
||
|
|
amduatd_fed_cursor_record_free(&cursor);
|
||
|
|
amduat_reference_free(&cursor_ref);
|
||
|
|
amduatd_fed_pull_report_error(out_report, "record order invalid");
|
||
|
|
return AMDUATD_FED_PULL_APPLY_ERR_INVALID;
|
||
|
|
}
|
||
|
|
memset(err_buf, 0, sizeof(err_buf));
|
||
|
|
if (!amduatd_fed_pull_apply_record(store,
|
||
|
|
transport,
|
||
|
|
&records[i],
|
||
|
|
&applied_artifacts,
|
||
|
|
&artifact_status,
|
||
|
|
err_buf,
|
||
|
|
sizeof(err_buf))) {
|
||
|
|
transport->free_records(transport->ctx, records, record_len_total);
|
||
|
|
amduatd_fed_cursor_record_free(&cursor);
|
||
|
|
amduat_reference_free(&cursor_ref);
|
||
|
|
applied_records = i;
|
||
|
|
out_report->applied_record_count = applied_records;
|
||
|
|
out_report->applied_artifact_count = applied_artifacts;
|
||
|
|
if (artifact_status != 0) {
|
||
|
|
out_report->remote_status = artifact_status;
|
||
|
|
}
|
||
|
|
amduatd_fed_pull_report_error(out_report, err_buf);
|
||
|
|
return AMDUATD_FED_PULL_APPLY_ERR_STORE;
|
||
|
|
}
|
||
|
|
applied_records++;
|
||
|
|
}
|
||
|
|
|
||
|
|
out_report->applied_record_count = applied_records;
|
||
|
|
out_report->applied_artifact_count = applied_artifacts;
|
||
|
|
|
||
|
|
amduatd_fed_cursor_record_init(&next_cursor);
|
||
|
|
if (!amduatd_fed_pull_strdup(peer_key, &next_cursor.peer_key)) {
|
||
|
|
transport->free_records(transport->ctx, records, record_len_total);
|
||
|
|
amduatd_fed_cursor_record_free(&cursor);
|
||
|
|
amduat_reference_free(&cursor_ref);
|
||
|
|
amduatd_fed_cursor_record_free(&next_cursor);
|
||
|
|
amduatd_fed_pull_report_error(out_report, "oom");
|
||
|
|
return AMDUATD_FED_PULL_APPLY_ERR_OOM;
|
||
|
|
}
|
||
|
|
if (next_cursor.peer_key == NULL) {
|
||
|
|
transport->free_records(transport->ctx, records, record_len_total);
|
||
|
|
amduatd_fed_cursor_record_free(&cursor);
|
||
|
|
amduat_reference_free(&cursor_ref);
|
||
|
|
amduatd_fed_pull_report_error(out_report, "oom");
|
||
|
|
return AMDUATD_FED_PULL_APPLY_ERR_OOM;
|
||
|
|
}
|
||
|
|
if (effective_space != NULL && effective_space->enabled &&
|
||
|
|
effective_space->space_id.data != NULL) {
|
||
|
|
if (!amduatd_fed_pull_strdup(
|
||
|
|
(const char *)effective_space->space_id.data,
|
||
|
|
&next_cursor.space_id)) {
|
||
|
|
transport->free_records(transport->ctx, records, record_len_total);
|
||
|
|
amduatd_fed_cursor_record_free(&cursor);
|
||
|
|
amduat_reference_free(&cursor_ref);
|
||
|
|
amduatd_fed_cursor_record_free(&next_cursor);
|
||
|
|
amduatd_fed_pull_report_error(out_report, "oom");
|
||
|
|
return AMDUATD_FED_PULL_APPLY_ERR_OOM;
|
||
|
|
}
|
||
|
|
if (next_cursor.space_id == NULL) {
|
||
|
|
transport->free_records(transport->ctx, records, record_len_total);
|
||
|
|
amduatd_fed_cursor_record_free(&cursor);
|
||
|
|
amduat_reference_free(&cursor_ref);
|
||
|
|
amduatd_fed_cursor_record_free(&next_cursor);
|
||
|
|
amduatd_fed_pull_report_error(out_report, "oom");
|
||
|
|
return AMDUATD_FED_PULL_APPLY_ERR_OOM;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
if (candidate.has_logseq) {
|
||
|
|
next_cursor.has_logseq = true;
|
||
|
|
next_cursor.last_logseq = candidate.logseq;
|
||
|
|
}
|
||
|
|
if (candidate.has_ref) {
|
||
|
|
next_cursor.has_record_ref = true;
|
||
|
|
if (!amduat_reference_clone(candidate.ref,
|
||
|
|
&next_cursor.last_record_ref)) {
|
||
|
|
transport->free_records(transport->ctx, records, record_len_total);
|
||
|
|
amduatd_fed_cursor_record_free(&cursor);
|
||
|
|
amduat_reference_free(&cursor_ref);
|
||
|
|
amduatd_fed_cursor_record_free(&next_cursor);
|
||
|
|
amduatd_fed_pull_report_error(out_report, "oom");
|
||
|
|
return AMDUATD_FED_PULL_APPLY_ERR_OOM;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
memset(&next_ref, 0, sizeof(next_ref));
|
||
|
|
{
|
||
|
|
amduatd_fed_cursor_status_t cursor_status;
|
||
|
|
cursor_status = amduatd_fed_cursor_cas_set(store,
|
||
|
|
pointer_store,
|
||
|
|
effective_space,
|
||
|
|
peer_key,
|
||
|
|
cursor_present ? &cursor_ref
|
||
|
|
: NULL,
|
||
|
|
&next_cursor,
|
||
|
|
&next_ref);
|
||
|
|
if (cursor_status == AMDUATD_FED_CURSOR_ERR_CONFLICT) {
|
||
|
|
transport->free_records(transport->ctx, records, record_len_total);
|
||
|
|
amduatd_fed_cursor_record_free(&cursor);
|
||
|
|
amduat_reference_free(&cursor_ref);
|
||
|
|
amduatd_fed_cursor_record_free(&next_cursor);
|
||
|
|
amduat_reference_free(&next_ref);
|
||
|
|
amduatd_fed_pull_report_error(out_report, "cursor conflict");
|
||
|
|
return AMDUATD_FED_PULL_APPLY_ERR_CONFLICT;
|
||
|
|
}
|
||
|
|
if (cursor_status != AMDUATD_FED_CURSOR_OK) {
|
||
|
|
transport->free_records(transport->ctx, records, record_len_total);
|
||
|
|
amduatd_fed_cursor_record_free(&cursor);
|
||
|
|
amduat_reference_free(&cursor_ref);
|
||
|
|
amduatd_fed_cursor_record_free(&next_cursor);
|
||
|
|
amduat_reference_free(&next_ref);
|
||
|
|
amduatd_fed_pull_report_error(out_report, "cursor update failed");
|
||
|
|
return AMDUATD_FED_PULL_APPLY_ERR_STORE;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
out_report->cursor_advanced = true;
|
||
|
|
if (candidate.has_logseq) {
|
||
|
|
out_report->cursor_after_has_logseq = true;
|
||
|
|
out_report->cursor_after_logseq = candidate.logseq;
|
||
|
|
}
|
||
|
|
if (amduat_reference_clone(next_ref, &out_report->cursor_after_ref)) {
|
||
|
|
out_report->cursor_after_ref_set = true;
|
||
|
|
}
|
||
|
|
|
||
|
|
transport->free_records(transport->ctx, records, record_len_total);
|
||
|
|
amduatd_fed_cursor_record_free(&cursor);
|
||
|
|
amduat_reference_free(&cursor_ref);
|
||
|
|
amduatd_fed_cursor_record_free(&next_cursor);
|
||
|
|
amduat_reference_free(&next_ref);
|
||
|
|
|
||
|
|
return AMDUATD_FED_PULL_APPLY_OK;
|
||
|
|
}
|