75 lines
1.7 KiB
Go
75 lines
1.7 KiB
Go
package config
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import (
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"fmt"
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"os"
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"path/filepath"
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"time"
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"github.com/parnurzeal/gorequest"
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"golang.org/x/xerrors"
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)
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// GostConf is gost config
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type GostConf struct {
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// DB type for gost dictionary (sqlite3, mysql, postgres or redis)
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Type string
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// http://gost-dictionary.com:1324 or DB connection string
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URL string `json:"-"`
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// /path/to/gost.sqlite3
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SQLite3Path string `json:"-"`
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}
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func (cnf *GostConf) setDefault() {
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if cnf.Type == "" {
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cnf.Type = "sqlite3"
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}
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if cnf.URL == "" && cnf.SQLite3Path == "" {
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wd, _ := os.Getwd()
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cnf.SQLite3Path = filepath.Join(wd, "gost.sqlite3")
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}
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}
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const gostDBType = "GOSTDB_TYPE"
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const gostDBURL = "GOSTDB_URL"
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const gostDBPATH = "GOSTDB_SQLITE3_PATH"
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// Init set options with the following priority.
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// 1. Environment variable
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// 2. config.toml
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func (cnf *GostConf) Init() {
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if os.Getenv(gostDBType) != "" {
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cnf.Type = os.Getenv(gostDBType)
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}
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if os.Getenv(gostDBURL) != "" {
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cnf.URL = os.Getenv(gostDBURL)
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}
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if os.Getenv(gostDBPATH) != "" {
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cnf.SQLite3Path = os.Getenv(gostDBPATH)
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}
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cnf.setDefault()
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}
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// IsFetchViaHTTP returns wether fetch via http
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func (cnf *GostConf) IsFetchViaHTTP() bool {
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return Conf.Gost.Type == "http"
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}
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// CheckHTTPHealth do health check
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func (cnf *GostConf) CheckHTTPHealth() error {
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if !cnf.IsFetchViaHTTP() {
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return nil
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}
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url := fmt.Sprintf("%s/health", cnf.URL)
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resp, _, errs := gorequest.New().Timeout(10 * time.Second).Get(url).End()
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// resp, _, errs = gorequest.New().SetDebug(config.Conf.Debug).Get(url).End()
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// resp, _, errs = gorequest.New().Proxy(api.httpProxy).Get(url).End()
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if 0 < len(errs) || resp == nil || resp.StatusCode != 200 {
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return xerrors.Errorf("Failed to connect to gost server. url: %s, errs: %s", url, errs)
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}
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return nil
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}
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