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check_solr.go
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check_solr.go
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package checksolr
import (
"fmt"
"os"
"strings"
"github.com/jessevdk/go-flags"
"github.com/mackerelio/checkers"
)
type solrOpts struct {
Host string `short:"H" long:"host" default:"localhost" description:"Hostname"`
Port string `short:"p" long:"port" default:"8983" description:"Port"`
Core string `short:"c" long:"core" required:"true" description:"Core"`
}
func (s solrOpts) createBaseURL() string {
return fmt.Sprintf("http://%s:%s/solr/%s", s.Host, s.Port, s.Core)
}
var commands = map[string](func(solrOpts) *checkers.Checker){
"ping": checkPing,
}
func separateSub(argv []string) (string, []string) {
if len(argv) == 0 || strings.HasPrefix(argv[0], "-") {
return "", argv
}
return argv[0], argv[1:]
}
// Do the plugin
func Do() {
subCmd, argv := separateSub(os.Args[1:])
fn, ok := commands[subCmd]
if !ok {
fmt.Println(`Usage:
check-solr [subcommand] [OPTIONS]
SubCommands:`)
for k := range commands {
fmt.Printf(" %s\n", k)
}
os.Exit(1)
}
opts := solrOpts{}
psr := flags.NewParser(&opts, flags.Default)
psr.Usage = fmt.Sprintf("%s [OPTIONS]", subCmd)
_, err := psr.ParseArgs(argv)
if err != nil {
os.Exit(1)
}
ckr := fn(opts)
ckr.Name = fmt.Sprintf("Solr %s", strings.Title(subCmd))
ckr.Exit()
}