mirror of
https://github.com/ditatompel/xmr-remote-nodes.git
synced 2024-09-29 01:41:27 +00:00
361 lines
7.7 KiB
Go
361 lines
7.7 KiB
Go
package monero
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import (
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"encoding/json"
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"errors"
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"fmt"
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"log/slog"
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"math"
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"slices"
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"strings"
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"time"
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"github.com/ditatompel/xmr-remote-nodes/internal/geo"
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)
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type QueryLogs struct {
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NodeID int // 0 for all, >0 for specific node
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Status int // -1 for all, 0 for failed, 1 for success
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FailedReason string // empty for all, if not empty, will be used as search from failed_reaso
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RowsPerPage int
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Page int
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SortBy string
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SortDirection string
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}
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func (q QueryLogs) toSQL() (args []interface{}, where, sortBy, sortDirection string) {
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wq := []string{}
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if q.NodeID != 0 {
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wq = append(wq, "node_id = ?")
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args = append(args, q.NodeID)
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}
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if q.Status != -1 {
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wq = append(wq, "is_available = ?")
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args = append(args, q.Status)
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}
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if q.FailedReason != "" {
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wq = append(wq, "failed_reason LIKE ?")
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args = append(args, "%"+q.FailedReason+"%")
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}
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if len(wq) > 0 {
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where = "WHERE " + strings.Join(wq, " AND ")
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}
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as := []string{"date_checked", "fetch_runtime"}
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sortBy = "id"
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if slices.Contains(as, q.SortBy) {
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sortBy = q.SortBy
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}
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sortDirection = "DESC"
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if q.SortDirection == "asc" {
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sortDirection = "ASC"
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}
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return args, where, sortBy, sortDirection
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}
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type FetchLog struct {
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ID int `db:"id" json:"id,omitempty"`
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NodeID int `db:"node_id" json:"node_id"`
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ProberID int `db:"prober_id" json:"prober_id"`
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Status int `db:"is_available" json:"status"`
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Height int `db:"height" json:"height"`
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AdjustedTime int `db:"adjusted_time" json:"adjusted_time"`
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DatabaseSize int `db:"database_size" json:"database_size"`
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Difficulty int `db:"difficulty" json:"difficulty"`
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EstimateFee int `db:"estimate_fee" json:"estimate_fee"`
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DateChecked int `db:"date_checked" json:"date_checked"`
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FailedReason string `db:"failed_reason" json:"failed_reason"`
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FetchRuntime float64 `db:"fetch_runtime" json:"fetch_runtime"`
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}
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type FetchLogs struct {
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TotalRows int `json:"total_rows"`
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RowsPerPage int `json:"rows_per_page"`
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Items []*FetchLog `json:"items"`
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}
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// Logs returns list of fetched log result for given query
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func (r *moneroRepo) Logs(q QueryLogs) (FetchLogs, error) {
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args, where, sortBy, sortDirection := q.toSQL()
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var fetchLogs FetchLogs
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fetchLogs.RowsPerPage = q.RowsPerPage
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qTotal := fmt.Sprintf(`SELECT COUNT(id) FROM tbl_probe_log %s`, where)
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err := r.db.QueryRow(qTotal, args...).Scan(&fetchLogs.TotalRows)
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if err != nil {
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return fetchLogs, err
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}
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args = append(args, q.RowsPerPage, (q.Page-1)*q.RowsPerPage)
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query := fmt.Sprintf(`
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SELECT
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*
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FROM
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tbl_probe_log
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%s -- where query
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ORDER BY
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%s
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%s
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LIMIT ?
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OFFSET ?`, where, sortBy, sortDirection)
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err = r.db.Select(&fetchLogs.Items, query, args...)
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return fetchLogs, err
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}
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// GiveJob returns node that should be probed for the next time
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func (r *moneroRepo) GiveJob(acceptTor int) (Node, error) {
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args := []interface{}{}
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wq := []string{}
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where := ""
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if acceptTor != 1 {
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wq = append(wq, "is_tor = ?")
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args = append(args, 0)
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}
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if len(wq) > 0 {
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where = "WHERE " + strings.Join(wq, " AND ")
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}
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var node Node
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query := fmt.Sprintf(`
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SELECT
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id,
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hostname,
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port,
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protocol,
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is_tor,
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last_check_status
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FROM
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tbl_node
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%s -- where query if any
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ORDER BY
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last_checked ASC
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LIMIT 1`, where)
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err := r.db.QueryRow(query, args...).Scan(
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&node.ID,
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&node.Hostname,
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&node.Port,
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&node.Protocol,
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&node.IsTor,
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&node.LastCheckStatus)
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if err != nil {
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return node, err
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}
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_, err = r.db.Exec(`
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UPDATE tbl_node
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SET last_checked = ?
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WHERE id = ?`, time.Now().Unix(), node.ID)
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if err != nil {
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return node, err
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}
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return node, nil
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}
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type ProbeReport struct {
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TookTime float64 `json:"took_time"`
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Message string `json:"message"`
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Node Node `json:"node"`
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}
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type nodeStats struct {
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Online uint `db:"online"` // total count online
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Offline uint `db:"offline"` // total count offline
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TotalFetched uint `db:"total_fetched"`
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}
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// Create new status indicator based from LastCheckStatus and recent IsAvailable status
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func (p *ProbeReport) parseStatuses() string {
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var s [5]int
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if err := p.Node.LastCheckStatus.Unmarshal(&s); err != nil {
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slog.Warn(err.Error())
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s = [5]int{2, 2, 2, 2, 2}
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}
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si := 0 // set default "status indicator" to offline
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if p.Node.IsAvailable {
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si = 1
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}
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ns := s[1:]
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ns = append(ns, si)
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j, err := json.Marshal(ns)
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if err != nil {
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slog.Warn(err.Error())
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}
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return string(j)
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}
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// Process report data from probers
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func (r *moneroRepo) ProcessJob(report ProbeReport, proberId int64) error {
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if report.Node.ID == 0 {
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return errors.New("Invalid node")
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}
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now := time.Now()
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qInsertLog := `
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INSERT INTO tbl_probe_log (
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node_id,
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prober_id,
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is_available,
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height,
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adjusted_time,
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database_size,
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difficulty,
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estimate_fee,
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date_checked,
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failed_reason,
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fetch_runtime
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) VALUES (
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?,
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?,
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?,
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?,
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?,
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?,
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?,
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?,
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?,
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?,
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?
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)`
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_, err := r.db.Exec(qInsertLog,
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report.Node.ID,
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proberId,
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report.Node.IsAvailable,
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report.Node.Height,
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report.Node.AdjustedTime,
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report.Node.DatabaseSize,
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report.Node.Difficulty,
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report.Node.EstimateFee,
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now.Unix(),
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report.Message,
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report.TookTime)
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if err != nil {
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return err
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}
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limitTs := now.AddDate(0, -1, 0).Unix()
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var stats nodeStats
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qstats := `
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SELECT
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SUM(if(is_available='1',1,0)) AS online,
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SUM(if(is_available='0',1,0)) AS offline,
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SUM(if(id='0',0,1)) AS total_fetched
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FROM
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tbl_probe_log
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WHERE
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node_id = ?
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AND date_checked > ?`
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if err := r.db.Get(&stats, qstats, report.Node.ID, limitTs); err != nil {
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slog.Warn(err.Error())
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}
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avgUptime := (float64(stats.Online) / float64(stats.TotalFetched)) * 100
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report.Node.Uptime = math.Ceil(avgUptime*100) / 100
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statuses := report.parseStatuses()
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// recheck IP
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if report.Node.IP != "" {
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if ipInfo, errGeoIp := geo.Info(report.Node.IP); errGeoIp != nil {
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fmt.Println("WARN:", errGeoIp.Error())
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} else {
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report.Node.ASN = ipInfo.ASN
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report.Node.ASNName = ipInfo.ASNOrg
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report.Node.CountryCode = ipInfo.CountryCode
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report.Node.CountryName = ipInfo.CountryName
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report.Node.City = ipInfo.City
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report.Node.Longitude = ipInfo.Longitude
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report.Node.Latitude = ipInfo.Latitude
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}
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}
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if report.Node.IsAvailable {
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update := `
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UPDATE tbl_node
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SET
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is_available = ?,
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nettype = ?,
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height = ?,
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adjusted_time = ?,
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database_size = ?,
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difficulty = ?,
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version = ?,
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uptime = ?,
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estimate_fee = ?,
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ip_addr = ?,
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asn = ?,
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asn_name = ?,
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country = ?,
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country_name = ?,
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city = ?,
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last_checked = ?,
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last_check_status = ?,
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cors_capable = ?
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WHERE
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id = ?`
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_, err := r.db.Exec(update,
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1,
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report.Node.Nettype,
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report.Node.Height,
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report.Node.AdjustedTime,
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report.Node.DatabaseSize,
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report.Node.Difficulty,
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report.Node.Version,
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report.Node.Uptime,
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report.Node.EstimateFee,
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report.Node.IP,
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report.Node.ASN,
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report.Node.ASNName,
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report.Node.CountryCode,
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report.Node.CountryName,
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report.Node.City,
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now.Unix(),
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statuses,
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report.Node.CORSCapable,
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report.Node.ID)
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if err != nil {
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slog.Warn(err.Error())
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}
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} else {
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u := `
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UPDATE tbl_node
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SET
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is_available = ?,
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uptime = ?,
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last_checked = ?,
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last_check_status = ?
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WHERE
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id = ?`
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if _, err := r.db.Exec(u, 0, report.Node.Uptime, now.Unix(), statuses, report.Node.ID); err != nil {
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slog.Warn(err.Error())
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}
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}
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if avgUptime <= 0 && stats.TotalFetched > 300 {
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fmt.Println("Deleting Monero node (0% uptime from > 300 records)")
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if err := r.Delete(report.Node.ID); err != nil {
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slog.Warn(err.Error())
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}
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}
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_, err = r.db.Exec(`
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UPDATE tbl_prober
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SET last_submit_ts = ?
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WHERE id = ?`, now.Unix(), proberId)
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return err
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}
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