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add support for inter-node communications

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Signed-off-by: Nicola Murino <nicola.murino@gmail.com>
This commit is contained in:
Nicola Murino
2022-09-25 19:48:55 +02:00
parent a538255034
commit 76e89d07d4
25 changed files with 847 additions and 59 deletions
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30
internal/dataprovider/sqlqueries.go
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@@ -950,6 +950,36 @@ func getDeleteTaskQuery() string {
return fmt.Sprintf(`DELETE FROM %s WHERE name = %s`, sqlTableTasks, sqlPlaceholders[0])
}
func getAddNodeQuery() string {
if config.Driver == MySQLDataProviderName {
return fmt.Sprintf("INSERT INTO %s (`name`,`data`,created_at,`updated_at`) VALUES (%s,%s,%s,%s) ON DUPLICATE KEY UPDATE "+
"`data`=VALUES(`data`), `created_at`=VALUES(`created_at`), `updated_at`=VALUES(`updated_at`)",
sqlTableNodes, sqlPlaceholders[0], sqlPlaceholders[1], sqlPlaceholders[2], sqlPlaceholders[3])
}
return fmt.Sprintf(`INSERT INTO %s (name,data,created_at,updated_at) VALUES (%s,%s,%s,%s) ON CONFLICT(name)
DO UPDATE SET data=EXCLUDED.data, created_at=EXCLUDED.created_at, updated_at=EXCLUDED.updated_at`,
sqlTableNodes, sqlPlaceholders[0], sqlPlaceholders[1], sqlPlaceholders[2], sqlPlaceholders[3])
}
func getUpdateNodeTimestampQuery() string {
return fmt.Sprintf(`UPDATE %s SET updated_at=%s WHERE name = %s`,
sqlTableNodes, sqlPlaceholders[0], sqlPlaceholders[1])
}
func getNodeByNameQuery() string {
return fmt.Sprintf(`SELECT name,data,created_at,updated_at FROM %s WHERE name = %s AND updated_at > %s`,
sqlTableNodes, sqlPlaceholders[0], sqlPlaceholders[1])
}
func getNodesQuery() string {
return fmt.Sprintf(`SELECT name,data,created_at,updated_at FROM %s WHERE name != %s AND updated_at > %s`,
sqlTableNodes, sqlPlaceholders[0], sqlPlaceholders[1])
}
func getCleanupNodesQuery() string {
return fmt.Sprintf(`DELETE FROM %s WHERE updated_at < %s`, sqlTableNodes, sqlPlaceholders[0])
}
func getDatabaseVersionQuery() string {
return fmt.Sprintf("SELECT version from %s LIMIT 1", sqlTableSchemaVersion)
}