sql
Use jinzhu/gorm to handle database, support many database as gorm dose.
Syntax
sql <dialect> <arg> {
debug [db]
auto-migrate
}
Install Driver
sql need db driver for dialect, to install a driver you need to add import in plugin.cfg, like
sql_mysql:github.com/jinzhu/gorm/dialects/mysql
sql_sqlite:github.com/jinzhu/gorm/dialects/sqlite
sql_mysql and sql_sqlite are meaningless, choose to prevent duplicated.
Examples
Start a server on the 1053 port, use test.db as backend.
test.:1053 {
sql sqlite3 ./test.db {
debug db
auto-migrate
}
}
Prepare data for test.
# Insert records for wener.test
sqlite3 ./test.db 'insert into records(name,type,content,ttl,disabled)values("wener.test","A","192.168.1.1",3600,0)'
sqlite3 ./test.db 'insert into records(name,type,content,ttl,disabled)values("wener.test","TXT","TXT Here",3600,0)'
When queried for "wener.test. A", CoreDNS will respond with:
;; QUESTION SECTION:
;wener.test. IN A
;; ANSWER SECTION:
wener.test. 3600 IN A 192.168.1.1
When queried for "wener.test. ANY", CoreDNS will respond with:
;; QUESTION SECTION:
;wener.test. IN ANY
;; ANSWER SECTION:
wener.test. 3600 IN A 192.168.1.1
wener.test. 3600 IN TXT "TXT Here"
Wildcard
# domain id 1
sqlite3 ./test.db 'insert into domains(name,type)values("example.test","NATIVE")'
sqlite3 ./test.db 'insert into records(domain_id,name,type,content,ttl,disabled)values(1,"*.example.test","A","192.168.1.1",3600,0)'
When queried for "first.example.test. A", CoreDNS will respond with:
;; QUESTION SECTION:
;first.example.test. IN A
;; ANSWER SECTION:
first.example.test. 3600 IN A 192.168.1.1
TODO