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main.go
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main.go
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// Homer-App
//
// Homer-App User interface for WEB AI
//
// Schemes: http, https
// Host: localhost:9080
// BasePath: /api/v3
// Version: 1.1.2
// License: AGPL https://www.gnu.org/licenses/agpl-3.0.en.html
// Copyright: QXIP B.V. 2019-2020
//
// Consumes:
// - application/json
//
// Produces:
// - application/json
// Security:
// - bearer:
//
// SecurityDefinitions:
// bearer:
// type: apiKey
// name: Authorization
// in: header
//
// swagger:meta
package main
import (
"flag"
"fmt"
"io/ioutil"
"net/http"
"net/url"
"os"
"strings"
"time"
"github.com/davecgh/go-spew/spew"
"github.com/fsnotify/fsnotify"
"github.com/sirupsen/logrus"
"golang.org/x/oauth2"
_ "github.com/influxdata/influxdb1-client" // this is important because of the bug in go mod
client "github.com/influxdata/influxdb1-client/v2"
"github.com/jinzhu/gorm"
_ "github.com/jinzhu/gorm/dialects/postgres"
"github.com/labstack/echo/v4"
"github.com/labstack/echo/v4/middleware"
"github.com/mcuadros/go-defaults"
uuid "github.com/satori/go.uuid"
"github.com/sipcapture/homer-app/auth"
"github.com/sipcapture/homer-app/config"
"github.com/sipcapture/homer-app/data/service"
"github.com/sipcapture/homer-app/migration"
"github.com/sipcapture/homer-app/migration/jsonschema"
"github.com/sipcapture/homer-app/model"
httpresponse "github.com/sipcapture/homer-app/network/response"
apirouterv1 "github.com/sipcapture/homer-app/router/v1"
"github.com/sipcapture/homer-app/system/webmessages"
"github.com/sipcapture/homer-app/utils/heputils"
"github.com/sipcapture/homer-app/utils/httpauth"
"github.com/sipcapture/homer-app/utils/ldap"
"github.com/sipcapture/homer-app/utils/logger"
"github.com/spf13/viper"
"gopkg.in/go-playground/validator.v9"
)
//CustomValidator function
type CustomValidator struct {
validator *validator.Validate
}
// validate function
func (cv *CustomValidator) Validate(i interface{}) error {
return cv.validator.Struct(i)
}
var appFlags CommandLineFlags
var ldapClient ldap.LDAPClient
var httpAuth httpauth.Client
type arrayFlags []string
func (i *arrayFlags) String() string {
return "my string representation"
}
func (i *arrayFlags) Set(value string) error {
*i = append(*i, value)
return nil
}
//params for Flags
type CommandLineFlags struct {
InitializeDB *bool `json:"initialize_db"`
CreateConfigDB *bool `json:"create_config_db"`
CreateDataDB *bool `json:"create_data_db"`
CreateTableConfigDB *bool `json:"create_table_config"`
UpgradeTableConfigDB *bool `json:"upgrade_table_config"`
PopulateTableConfigDB *bool `json:"populate_table_config"`
CreateHomerUser *bool `json:"create_homer_user"`
DeleteHomerUser *bool `json:"delete_homer_user"`
ShowVersion *bool `json:"version"`
ForcePopulate *bool `json:"force_insert"`
ForcePasswordDB *string `json:"force_password"`
UpdateUIUser *string `json:"update_ui_user"`
UpdateUIPassword *string `json:"update_ui_password"`
TablesPopulate arrayFlags `json:"force_tables"`
RevokeHomerRole *bool `json:"revoke_homer_role"`
CreateHomerRole *bool `json:"create_homer_role"`
SaveHomerDbConfigToConfig *bool `json:"save_db_config_to_config"`
SaveHomerDbDataToConfig *bool `json:"save_db_data_to_config"`
ShowDbUsers *bool `json:"show_db_users"`
ShowHelpMessage *bool `json:"help"`
DatabaseRootUser *string `json:"root_user"`
DatabaseRootPassword *string `json:"root_password"`
DatabaseHost *string `json:"root_host"`
DatabasePort *int `json:"root_port"`
DatabaseRootDB *string `json:"root_db"`
DatabaseSSLMode *string `json:"sslmode_db"`
DatabaseHomerNode *string `json:"homer_node"`
DatabaseHomerUser *string `json:"homer_user"`
DatabaseHomerPassword *string `json:"homer_password"`
DatabaseHomerConfig *string `json:"db_homer_config"`
DatabaseHomerData *string `json:"db_homer_data"`
PathWebAppConfig *string `json:"path_webapp"`
LogPathWebApp *string `json:"path_log_webapp"`
LogName *string `json:"log_name_webapp"`
APIPrefix *string `json:"api_prefix"`
WatchConfig *bool `json:"watch_config"`
ShowCurrentConfig *bool `json:"show_current_config"`
GenerateJwtSecret *bool `json:"generate_jwt_secret"`
}
//params for Services
type ServicesObject struct {
configDBSession *gorm.DB
dataDBSession map[string]*gorm.DB
databaseNodeMap []model.DatabasesMap
influxDBSession service.ServiceInfluxDB
servicePrometheus service.ServicePrometheus
serviceLoki service.ServiceLoki
serviceGrafana service.ServiceGrafana
externalDecoder service.ExternalDecoder
}
var servicesObject ServicesObject
/* init flags */
func initFlags() {
appFlags.InitializeDB = flag.Bool("initialize_db", false, "initialize the database and create all tables")
appFlags.CreateConfigDB = flag.Bool("create-config-db", false, "create config db")
appFlags.CreateDataDB = flag.Bool("create-data-db", false, "create data db")
appFlags.CreateTableConfigDB = flag.Bool("create-table-db-config", false, "create table in db config")
appFlags.UpgradeTableConfigDB = flag.Bool("upgrade-table-db-config", false, "upgrade table in db config")
appFlags.PopulateTableConfigDB = flag.Bool("populate-table-db-config", false, "populate table in db config")
appFlags.CreateHomerUser = flag.Bool("create-homer-user", false, "create homer user")
appFlags.DeleteHomerUser = flag.Bool("delete-homer-user", false, "delete homer user")
appFlags.ShowDbUsers = flag.Bool("show-db-users", false, "show db users")
appFlags.ForcePopulate = flag.Bool("force-populate", false, "force populate all records to config")
appFlags.ForcePasswordDB = flag.String("force-password", "", "force password for AWS setups")
appFlags.UpdateUIUser = flag.String("update-ui-user", "", "update user ui")
appFlags.UpdateUIPassword = flag.String("update-ui-password", "", "update password for user")
flag.Var(&appFlags.TablesPopulate, "populate-table", "force to populate only current tables")
appFlags.ShowVersion = flag.Bool("version", false, "show version")
appFlags.CreateHomerRole = flag.Bool("create-homer-role", false, "create homer role")
appFlags.RevokeHomerRole = flag.Bool("revoke-homer-role", false, "revoke homer user")
appFlags.SaveHomerDbConfigToConfig = flag.Bool("save-homer-db-config-settings", false, "save homer db-config to configs")
appFlags.SaveHomerDbDataToConfig = flag.Bool("save-homer-db-data-settings", false, "save homer db-data settings to configs")
appFlags.ShowHelpMessage = flag.Bool("help", false, "show help")
appFlags.DatabaseRootUser = flag.String("database-root-user", "postgres", "database-root-user")
appFlags.DatabaseRootPassword = flag.String("database-root-password", "", "database-root-password")
appFlags.DatabaseHost = flag.String("database-host", "localhost", "database-host")
appFlags.DatabasePort = flag.Int("database-port", 5432, "database-port")
appFlags.DatabaseSSLMode = flag.String("database-ssl-mode", "disable", "database-ssl-mode")
appFlags.DatabaseRootDB = flag.String("database-root-db", "postgres", "database-root-db")
appFlags.DatabaseHomerNode = flag.String("database-homer-node", "localnode", "database-homer-node")
appFlags.DatabaseHomerUser = flag.String("database-homer-user", "homer_user", "database-homer-user")
appFlags.DatabaseHomerPassword = flag.String("database-homer-password", "homer_password", "database-homer-password")
appFlags.DatabaseHomerConfig = flag.String("database-homer-config", "homer_config", "database-homer-config")
appFlags.DatabaseHomerData = flag.String("database-homer-data", "homer_data", "database-homer-data")
appFlags.PathWebAppConfig = flag.String("webapp-config-path", "/usr/local/homer/etc", "the path to the webapp config file")
appFlags.LogName = flag.String("webapp-log-name", "", "the name prefix of the log file.")
appFlags.LogPathWebApp = flag.String("webapp-log-path", "", "the path for the log file.")
appFlags.APIPrefix = flag.String("webapp-api-prefix", "", "API prefix.")
appFlags.WatchConfig = flag.Bool("watch-config", false, "Watch the configuration for changes")
appFlags.ShowCurrentConfig = flag.Bool("show-current-config", false, "print out the current config and exit")
//Jwt
appFlags.GenerateJwtSecret = flag.Bool("generate-jwt-secret", false, "generate jwt secret")
flag.Parse()
}
func main() {
//init flags
initFlags()
/* first check admin flags */
checkHelpVersionFlags()
cfg := new(config.HomerSettingServer)
defaults.SetDefaults(cfg) //<-- This set the defaults values
config.Setting = *cfg
// read system configurations and expose through viper
readConfig()
configureLogging()
/* first check admin flags */
checkAdminFlags()
/* now check if we do write to config */
if *appFlags.SaveHomerDbConfigToConfig {
applyDBConfigParamToConfig(appFlags.DatabaseHomerUser, appFlags.DatabaseHomerPassword,
appFlags.DatabaseHomerConfig, appFlags.DatabaseHost, appFlags.DatabaseSSLMode)
os.Exit(0)
} else if *appFlags.SaveHomerDbDataToConfig {
applyDBDataParamToConfig(appFlags.DatabaseHomerUser, appFlags.DatabaseHomerPassword, appFlags.DatabaseHomerData,
appFlags.DatabaseHost, appFlags.DatabaseHomerNode, appFlags.DatabaseSSLMode)
os.Exit(0)
}
servicesObject.configDBSession = getConfigDBSession()
defer servicesObject.configDBSession.Close()
nameHomerConfig := viper.GetString("database_config.name")
if *appFlags.CreateTableConfigDB || *appFlags.UpgradeTableConfigDB {
migration.CreateHomerConfigTables(servicesObject.configDBSession, nameHomerConfig, *appFlags.UpgradeTableConfigDB, true)
os.Exit(0)
} else if *appFlags.PopulateTableConfigDB {
migration.PopulateHomerConfigTables(servicesObject.configDBSession, nameHomerConfig, *appFlags.ForcePopulate, appFlags.TablesPopulate,
*appFlags.ForcePasswordDB)
os.Exit(0)
}
if *appFlags.UpdateUIUser != "" && *appFlags.UpdateUIPassword != "" {
logger.Info(fmt.Sprintf("Updating password for user: [%s]\n", *appFlags.UpdateUIUser))
migration.UpdateHomerUser(servicesObject.configDBSession, nameHomerConfig, *appFlags.UpdateUIUser, *appFlags.UpdateUIPassword)
os.Exit(0)
}
if *appFlags.GenerateJwtSecret {
logger.Info("Generating jwt secret...")
config.Setting.AUTH_SETTINGS.JwtSecret = uuid.NewV4().String()
viper.Set("auth_settings.jwt_secret", config.Setting.AUTH_SETTINGS.JwtSecret)
err := viper.WriteConfig()
if err != nil {
fmt.Println("No configuration file loaded: ", err)
logger.Error("No configuration file loaded - using defaults")
}
os.Exit(0)
}
//http client
initHttpClient()
configureServiceObjects()
/* force to upgrade */
if nameHomerConfig := viper.GetString("database_config.name"); nameHomerConfig != "" {
migration.CreateHomerConfigTables(servicesObject.configDBSession, nameHomerConfig, true, false)
}
// update version
updateVersionApplication(servicesObject.configDBSession)
if *appFlags.ShowCurrentConfig {
ShowCurrentConfigToConsole()
os.Exit(0)
}
// configure to serve WebServices
configureAsHTTPServer()
}
func configureLogging() {
/* OLD LOG */
if viper.IsSet("system_settings.logpath") {
config.Setting.LOG_SETTINGS.Path = viper.GetString("system_settings.logpath")
}
if viper.IsSet("system_settings.logname") {
config.Setting.LOG_SETTINGS.Name = viper.GetString("system_settings.logname")
}
if viper.IsSet("system_settings.loglevel") {
config.Setting.LOG_SETTINGS.Level = viper.GetString("system_settings.loglevel")
}
if viper.IsSet("system_settings.logstdout") {
config.Setting.LOG_SETTINGS.Stdout = viper.GetBool("system_settings.logstdout")
}
if viper.IsSet("system_settings.logjson") {
config.Setting.LOG_SETTINGS.Json = viper.GetBool("system_settings.logjson")
}
if viper.IsSet("system_settings.syslog") {
config.Setting.LOG_SETTINGS.SysLog = viper.GetBool("system_settings.syslog")
}
if viper.IsSet("system_settings.syslog_level") {
config.Setting.LOG_SETTINGS.SysLogLevel = viper.GetString("system_settings.syslog_level")
}
if viper.IsSet("system_settings.syslog_uri") {
config.Setting.LOG_SETTINGS.SyslogUri = viper.GetString("system_settings.syslog_uri")
}
if *appFlags.LogPathWebApp != "" {
config.Setting.LOG_SETTINGS.Path = *appFlags.LogPathWebApp
} else if config.Setting.LOG_SETTINGS.Path == "" {
config.Setting.LOG_SETTINGS.Path = "log"
}
if *appFlags.LogName != "" {
config.Setting.LOG_SETTINGS.Name = *appFlags.LogName
} else if config.Setting.LOG_SETTINGS.Name == "" {
config.Setting.LOG_SETTINGS.Name = "webapp.log"
}
// initialize logger
logger.InitLogger()
}
func configureServiceObjects() {
// configure new db session
servicesObject.dataDBSession, servicesObject.databaseNodeMap = getDataDBSession()
/* for val := range servicesObject.dataDBSession {
defer servicesObject.dataDBSession[val].Close()
}
*/
// configure new influx db session
servicesObject.influxDBSession = getInfluxDBSession()
/*if servicesObject.influxDBSession.Active {
defer servicesObject.influxDBSession.InfluxClient.Close()
}
*/
// configure new influx db session
servicesObject.servicePrometheus = getPrometheusDBSession()
//defer prometheusService.Close()
servicesObject.serviceLoki = getRemoteDBSession()
//defer httpClient.CloseIdleConnections()
servicesObject.serviceGrafana = getGrafanaSession()
/***********************************/
config.Setting.MAIN_SETTINGS.IsolateQuery = viper.GetString("group_settings.isolate_query")
config.Setting.MAIN_SETTINGS.IsolateGroup = viper.GetString("group_settings.isolate_group")
/***********************************/
if viper.IsSet("transaction_settings.deduplicate") {
if viper.IsSet("transaction_settings.deduplicate.model") {
config.Setting.TRANSACTION_SETTINGS.DedupModel = viper.GetString("transaction_settings.deduplicate.model")
}
if viper.IsSet("transaction_settings.deduplicate.global") {
config.Setting.TRANSACTION_SETTINGS.GlobalDeduplicate = viper.GetBool("transaction_settings.deduplicate.global")
}
}
/* CaptID alias */
if viper.IsSet("api_settings.add_captid_to_resolve") {
config.Setting.MAIN_SETTINGS.UseCaptureIDInAlias = viper.GetBool("api_settings.add_captid_to_resolve")
}
/* init map */
config.OAuth2TokenMap = make(map[string]model.OAuth2MapToken)
/* oauth2 */
if viper.IsSet("oauth2.enable") {
config.Setting.OAUTH2_SETTINGS.Enable = viper.GetBool("oauth2.enable")
}
if viper.IsSet("oauth2.grant_type") {
config.Setting.OAUTH2_SETTINGS.GrantType = viper.GetString("oauth2.grant_type")
}
if viper.IsSet("oauth2.response_type") {
config.Setting.OAUTH2_SETTINGS.ResponseType = viper.GetString("oauth2.response_type")
}
if viper.IsSet("oauth2.user_token") {
config.Setting.OAUTH2_SETTINGS.UserToken = viper.GetString("oauth2.user_token")
}
if viper.IsSet("oauth2.client_id") {
config.Setting.OAUTH2_SETTINGS.ClientID = viper.GetString("oauth2.client_id")
}
if viper.IsSet("oauth2.client_secret") {
config.Setting.OAUTH2_SETTINGS.ClientSecret = viper.GetString("oauth2.client_secret")
}
if viper.IsSet("oauth2.project_id") {
config.Setting.OAUTH2_SETTINGS.ProjectID = viper.GetString("oauth2.project_id")
}
if viper.IsSet("oauth2.auth_uri") {
config.Setting.OAUTH2_SETTINGS.AuthUri = viper.GetString("oauth2.auth_uri")
}
if viper.IsSet("oauth2.token_uri") {
config.Setting.OAUTH2_SETTINGS.TokenUri = viper.GetString("oauth2.token_uri")
}
if viper.IsSet("oauth2.auth_provider_x509_cert_url") {
config.Setting.OAUTH2_SETTINGS.AuthProviderCert = viper.GetString("oauth2.auth_provider_x509_cert_url")
}
if viper.IsSet("oauth2.redirect_uri") {
config.Setting.OAUTH2_SETTINGS.RedirectUri = viper.GetString("oauth2.redirect_uri")
}
if viper.IsSet("oauth2.provider_name") {
config.Setting.OAUTH2_SETTINGS.ServiceProviderName = viper.GetString("oauth2.provider_name")
}
if viper.IsSet("oauth2.provider_image") {
config.Setting.OAUTH2_SETTINGS.ServiceProviderImage = viper.GetString("oauth2.provider_image")
}
if viper.IsSet("oauth2.service_redirect") {
config.Setting.OAUTH2_SETTINGS.UrlToServiceRedirect = viper.GetString("oauth2.service_redirect")
}
if viper.IsSet("oauth2.scope") {
config.Setting.OAUTH2_SETTINGS.Scope = viper.GetStringSlice("oauth2.scope")
}
if viper.IsSet("oauth2.state_value") {
config.Setting.OAUTH2_SETTINGS.StateValue = viper.GetString("oauth2.state_value")
}
if viper.IsSet("oauth2.expire_sso") {
config.Setting.OAUTH2_SETTINGS.ExpireSSOToken = viper.GetUint32("oauth2.expire_sso")
}
if viper.IsSet("oauth2.profile_url") {
config.Setting.OAUTH2_SETTINGS.ProfileURL = viper.GetString("oauth2.profile_url")
}
if viper.IsSet("oauth2.auth_style") {
config.Setting.OAUTH2_SETTINGS.AuthStyle = viper.GetInt("oauth2.auth_style")
}
if viper.IsSet("oauth2.user_token") {
config.Setting.OAUTH2_SETTINGS.UserToken = viper.GetString("oauth2.user_token")
}
if viper.IsSet("oauth2.method") {
config.Setting.OAUTH2_SETTINGS.Method = viper.GetString("oauth2.method")
}
/***********************************/
if viper.IsSet("oauth2.auto_redirect") {
config.Setting.OAUTH2_SETTINGS.EnableAutoRedirect = viper.GetBool("oauth2.auto_redirect")
}
/***********************************/
if viper.IsSet("oauth2.gravatar") {
config.Setting.OAUTH2_SETTINGS.EnableGravatar = viper.GetBool("oauth2.gravatar")
}
/***********************************/
if viper.IsSet("oauth2.gravatar_url") {
config.Setting.OAUTH2_SETTINGS.GravatarUrl = viper.GetString("oauth2.gravatar_url")
}
/*********** DASHBOARD *******************/
if viper.IsSet("dashboard_settings.dashboard_home") {
config.Setting.DASHBOARD_SETTINGS.ExternalHomeDashboard = viper.GetString("dashboard_settings.dashboard_home")
}
/***********************************/
if viper.IsSet("auth_settings.type") {
config.Setting.MAIN_SETTINGS.DefaultAuth = viper.GetString("auth_settings.type")
}
/***********************************/
if viper.IsSet("auth_settings.gravatar") {
config.Setting.MAIN_SETTINGS.EnableGravatar = viper.GetBool("auth_settings.gravatar")
}
/***********************************/
if viper.IsSet("auth_settings.gravatar_url") {
config.Setting.MAIN_SETTINGS.GravatarUrl = viper.GetString("auth_settings.gravatar_url")
}
/* auth settings */
if viper.IsSet("auth_settings.user_groups") {
config.Setting.MAIN_SETTINGS.UserGroups = viper.GetStringSlice("auth_settings.user_groups")
}
/***********************************/
if viper.IsSet("http_client.connection_timeout") {
config.Setting.MAIN_SETTINGS.TimeoutHttpClient = viper.GetUint32("http_client.connection_timeout")
}
/* check the auth type */
if config.Setting.MAIN_SETTINGS.DefaultAuth == "" {
config.Setting.MAIN_SETTINGS.DefaultAuth = "internal"
}
if config.Setting.OAUTH2_SETTINGS.Enable {
config.Setting.MAIN_SETTINGS.OAuth2Config = oauth2.Config{
ClientID: config.Setting.OAUTH2_SETTINGS.ClientID,
ClientSecret: config.Setting.OAUTH2_SETTINGS.ClientSecret,
Scopes: config.Setting.OAUTH2_SETTINGS.Scope,
RedirectURL: config.Setting.OAUTH2_SETTINGS.RedirectUri + "/" + config.Setting.OAUTH2_SETTINGS.ServiceProviderName,
Endpoint: oauth2.Endpoint{
AuthURL: config.Setting.OAUTH2_SETTINGS.AuthUri,
TokenURL: config.Setting.OAUTH2_SETTINGS.TokenUri,
AuthStyle: oauth2.AuthStyle(config.Setting.OAUTH2_SETTINGS.AuthStyle),
},
}
}
/* Check LDAP here */
switch config.Setting.MAIN_SETTINGS.DefaultAuth {
case "ldap":
defaults.SetDefaults(&ldapClient) //<-- This set the defaults values
if viper.IsSet("ldap_config.base") {
ldapClient.Base = viper.GetString("ldap_config.base")
}
if viper.IsSet("ldap_config.host") {
ldapClient.Host = viper.GetString("ldap_config.host")
}
if viper.IsSet("ldap_config.port") {
ldapClient.Port = viper.GetInt("ldap_config.port")
}
if viper.IsSet("ldap_config.servername") {
ldapClient.ServerName = viper.GetString("ldap_config.servername")
}
if viper.IsSet("ldap_config.userdn") {
ldapClient.UserDN = viper.GetString("ldap_config.userdn")
}
if viper.IsSet("ldap_config.usessl") {
ldapClient.UseSSL = viper.GetBool("ldap_config.usessl")
}
if viper.IsSet("ldap_config.deref") {
ldapClient.DerefName = viper.GetString("ldap_config.deref")
/* lets fix it */
if ldapClient.DerefName != "" {
for index, x := range ldap.DerefMap {
if x == ldapClient.DerefName {
ldapClient.DerefValue = index
break
}
}
}
}
if viper.IsSet("ldap_config.scope") {
ldapClient.ScopeName = viper.GetString("ldap_config.scope")
/* lets fix it */
if ldapClient.ScopeName != "" {
for index, x := range ldap.ScopeMap {
if x == ldapClient.ScopeName {
ldapClient.ScopeValue = index
break
}
}
}
}
if viper.IsSet("ldap_config.anonymous") {
ldapClient.Anonymous = viper.GetBool("ldap_config.anonymous")
}
if viper.IsSet("ldap_config.binddn") {
ldapClient.BindDN = viper.GetString("ldap_config.binddn")
}
if viper.IsSet("ldap_config.bindpassword") {
ldapClient.BindPassword = viper.GetString("ldap_config.bindpassword")
}
if viper.IsSet("ldap_config.userfilter") {
ldapClient.UserFilter = viper.GetString("ldap_config.userfilter")
}
if viper.IsSet("ldap_config.groupfilter") {
ldapClient.GroupFilter = viper.GetString("ldap_config.groupfilter")
}
if viper.IsSet("ldap_config.attributes") {
ldapClient.Attributes = viper.GetStringSlice("ldap_config.attributes")
}
if viper.IsSet("ldap_config.group_attributes") {
ldapClient.GroupAttribute = viper.GetStringSlice("ldap_config.group_attributes")
}
if viper.IsSet("ldap_config.admingroup") {
ldapClient.AdminGroup = viper.GetString("ldap_config.admingroup")
}
if viper.IsSet("ldap_config.usergroup") {
ldapClient.UserGroup = viper.GetString("ldap_config.usergroup")
}
if viper.IsSet("ldap_config.usermode") {
ldapClient.UserMode = viper.GetBool("ldap_config.usermode")
}
if viper.IsSet("ldap_config.adminmode") {
ldapClient.AdminMode = viper.GetBool("ldap_config.adminmode")
}
if viper.IsSet("ldap_config.searchlimit") {
ldapClient.SearchLimit = viper.GetInt("ldap_config.searchlimit")
}
if viper.IsSet("ldap_config.grouplimit") {
ldapClient.GroupLimit = viper.GetInt("ldap_config.grouplimit")
}
if viper.IsSet("ldap_config.skiptls") {
ldapClient.SkipTLS = viper.GetBool("ldap_config.skiptls")
} else {
if !ldapClient.UseSSL {
ldapClient.SkipTLS = true
}
}
if viper.IsSet("ldap_config.skipverify") {
ldapClient.InsecureSkipVerify = viper.GetBool("ldap_config.skipverify")
} else {
ldapClient.InsecureSkipVerify = true
}
if viper.IsSet("ldap_config.short_group") {
ldapClient.ShortGroup = viper.GetBool("ldap_config.short_group")
}
if viper.IsSet("ldap_config.short_dn_group") {
ldapClient.ShortDNForGroup = viper.GetBool("ldap_config.short_dn_group")
}
if viper.IsSet("ldap_config.nested_group") {
ldapClient.NestedGroup = viper.GetBool("ldap_config.nested_group")
}
if viper.IsSet("ldap_config.UseDNForGroupSearch") {
ldapClient.UseDNForGroupSearch = viper.GetBool("ldap_config.UseDNForGroupSearch")
} else {
ldapClient.UseDNForGroupSearch = true
}
defer ldapClient.Close()
case "http_auth":
httpAuth.URL = viper.GetString("http_auth.url")
httpAuth.InsecureSkipVerify = viper.GetBool("skipverify")
}
/* apply token expire - default 1200 */
authTokenExpire := viper.GetInt("auth_settings.token_expire")
if authTokenExpire > 0 {
auth.TokenExpiryTime = authTokenExpire
}
if versionPg, err := migration.CheckVersion(servicesObject.configDBSession); err != nil {
heputils.Colorize(heputils.ColorRed, "\r\nVersion of DB couldn't be retrieved\r\n")
} else if (versionPg / 10000) < jsonschema.MinimumPgSQL {
heputils.Colorize(heputils.ColorRed, fmt.Sprintf("\r\nYou don't have required version of PostgreSQL. Please install minimum: %d\r\n", jsonschema.MinimumPgSQL))
} else {
heputils.Colorize(heputils.ColorBlue, fmt.Sprintf("\r\nPostgreSQL version: %d.%d\r\n", versionPg/10000, versionPg%10000))
}
}
func configureAsHTTPServer() {
e := echo.New()
// add validation
e.Validator = &CustomValidator{validator: validator.New()}
//workaround for JWT missing
e.HTTPErrorHandler = customHTTPErrorHandler
// Middleware
if httpDebugEnable := viper.GetBool("http_settings.debug"); httpDebugEnable {
e.Use(middleware.Logger())
e.Use(middleware.Recover())
e.Use(middleware.BodyDumpWithConfig(middleware.BodyDumpConfig{Skipper: skipper, Handler: bodyDumpHandler}))
}
//CORS
e.Use(middleware.CORSWithConfig(middleware.CORSConfig{
AllowOrigins: []string{"*"},
AllowMethods: []string{echo.GET, echo.PUT, echo.PATCH, echo.POST, echo.DELETE},
}))
/* hide banner */
e.HideBanner = true
if viper.IsSet("grafana_config.host") {
config.Setting.GRAFANA_SETTINGS.URL = viper.GetString("grafana_config.host")
config.Setting.GRAFANA_SETTINGS.Enable = true
}
if viper.IsSet("grafana_config.path") {
config.Setting.GRAFANA_SETTINGS.Path = viper.GetString("grafana_config.path")
}
if viper.IsSet("grafana_config.token") {
config.Setting.GRAFANA_SETTINGS.AuthKey = viper.GetString("grafana_config.token")
}
if viper.IsSet("grafana_config.proxy_control") {
config.Setting.GRAFANA_SETTINGS.ProxyControl = viper.GetBool("grafana_config.proxy_control")
}
if viper.IsSet("grafana_config.proxy_check") {
config.Setting.GRAFANA_SETTINGS.ProxyCheck = viper.GetString("grafana_config.proxy_check")
}
if viper.IsSet("grafana_config.enable") {
config.Setting.GRAFANA_SETTINGS.Enable = viper.GetBool("grafana_config.enable")
}
// Reverse Proxy
url1, err := url.Parse(config.Setting.GRAFANA_SETTINGS.URL)
if err != nil {
e.Logger.Fatal(err)
}
/* target grafana */
e.Use(GrafanaHeader)
targets := []*middleware.ProxyTarget{
{
URL: url1,
},
}
e.Group(config.Setting.GRAFANA_SETTINGS.Path, middleware.ProxyWithConfig(middleware.ProxyConfig{
Balancer: middleware.NewRoundRobinBalancer(targets),
Rewrite: map[string]string{
config.Setting.GRAFANA_SETTINGS.Path + "/*": "/$1",
},
}))
if config.Setting.SWAGGER.Enable {
//e.GET("/swagger/*", echoSwagger.WrapHandler)
e.GET("/doc/api/json", func(c echo.Context) error {
logger.Debug("Middle swagger ware: ", c.Request().RequestURI)
dataJson, err := ioutil.ReadFile(config.Setting.SWAGGER.ApiJson)
if err != nil {
return httpresponse.CreateBadResponse(&c, http.StatusBadRequest, webmessages.SwaggerFileNotExistsError)
}
newJson := strings.ReplaceAll(string(dataJson), "localhost:9080", config.Setting.SWAGGER.ApiHost)
return httpresponse.CreateSuccessResponseWithJson(&c, http.StatusOK, []byte(newJson))
})
}
/* static */
rootPath := viper.GetString("http_settings.root")
if rootPath == "" {
rootPath = "/usr/local/homer/dist"
}
/* static */
e.Use(middleware.Static(rootPath))
/* enable guzip*/
if gzipEnable := viper.GetBool("http_settings.gzip"); gzipEnable {
e.Use(middleware.GzipWithConfig(middleware.GzipConfig{
Skipper: func(c echo.Context) bool {
if strings.HasPrefix(c.Request().RequestURI, "/swagger") {
return true
}
return true
},
Level: 5,
}))
}
gzipStaticEnable := true
if viper.IsSet("http_settings.gzip_static") {
gzipStaticEnable = viper.GetBool("http_settings.gzip_static")
}
if gzipStaticEnable {
e.Pre(middleware.RewriteWithConfig(middleware.RewriteConfig{
Skipper: func(c echo.Context) bool {
if strings.HasSuffix(c.Request().RequestURI, ".js") {
if heputils.FileExists(rootPath + c.Request().RequestURI + ".gz") {
c.Response().Header().Set(echo.HeaderContentEncoding, "gzip")
c.Response().Header().Set(echo.HeaderContentType, echo.MIMEApplicationJavaScript)
return false
}
}
return true
},
Rules: map[string]string{
"*.js": "$1.js.gz",
},
}))
}
registerGetRedirect(e, rootPath)
/* decoder */
servicesObject.externalDecoder.Active = false
/* old */
binShark := viper.GetString("decoder_shark.bin")
if binShark != "" {
servicesObject.externalDecoder.Binary = binShark
servicesObject.externalDecoder.Param = viper.GetString("decoder_shark.param")
servicesObject.externalDecoder.Protocols = viper.GetStringSlice("decoder_shark.protocols")
servicesObject.externalDecoder.UID = uint32(viper.GetInt("decoder_shark.uid"))
servicesObject.externalDecoder.GID = uint32(viper.GetInt("decoder_shark.gid"))
servicesObject.externalDecoder.Active = viper.GetBool("decoder_shark.active")
}
// DECODER - SHARK
if viper.IsSet("decoder_shark.bin") {
config.Setting.DECODER_SHARK.Bin = viper.GetString("decoder_shark.bin")
}
if viper.IsSet("decoder_shark.param") {
config.Setting.DECODER_SHARK.Param = viper.GetString("decoder_shark.param")
}
if viper.IsSet("decoder_shark.import_node") {
config.Setting.DECODER_SHARK.ImportNode = viper.GetString("decoder_shark.import_node")
}
if viper.IsSet("decoder_shark.protocols") {
config.Setting.DECODER_SHARK.Protocols = viper.GetStringSlice("decoder_shark.protocols")
}
if viper.IsSet("decoder_shark.uid") {
config.Setting.DECODER_SHARK.UID = uint32(viper.GetInt("decoder_shark.uid"))
}
if viper.IsSet("decoder_shark.gid") {
config.Setting.DECODER_SHARK.GID = uint32(viper.GetInt("decoder_shark.gid"))
}
if viper.IsSet("decoder_shark.active") {
config.Setting.DECODER_SHARK.Enable = viper.GetBool("decoder_shark.active")
}
if viper.IsSet("decoder_shark.enable") {
config.Setting.DECODER_SHARK.Enable = viper.GetBool("decoder_shark.enable")
}
if viper.IsSet("swagger.enable") {
config.Setting.SWAGGER.Enable = viper.GetBool("swagger.enable")
}
if viper.IsSet("swagger.api_json") {
config.Setting.SWAGGER.ApiJson = viper.GetString("swagger.api_json")
}
if viper.IsSet("swagger.api_host") {
config.Setting.SWAGGER.ApiHost = viper.GetString("swagger.api_host")
}
// perform routing for v1 version of web apis
performV1APIRouting(e)
httpEnable := true
if viper.IsSet("http_settings.enable") {
httpEnable = viper.GetBool("http_settings.enable")
}
heputils.Colorize(heputils.ColorRed, heputils.HomerLogo)
heputils.Colorize(heputils.ColorGreen, fmt.Sprintf("Version: %s %s.", getName(), getVersion()))
if httpEnable {
/* need excute it in background because HTTP locks */
httpHost := viper.GetString("http_settings.host")
httpPort := viper.GetString("http_settings.port")
httpURL := fmt.Sprintf("%s:%s", httpHost, httpPort)
if viper.GetBool("https_settings.enable") {
go func(url string) {
e.Logger.Fatal(e.Start(url))
}(httpURL)
} else {
err := e.Start(httpURL)
if err != nil {
logger.Error(err.Error())
e.Logger.Fatal("Couldn't start server")
}
}
}
if viper.GetBool("https_settings.enable") {
httpsHost := viper.GetString("https_settings.host")
httpsPort := viper.GetString("https_settings.port")
httpsURL := fmt.Sprintf("%s:%s", httpsHost, httpsPort)
httpsCert := viper.GetString("https_settings.cert")
httpsKey := viper.GetString("https_settings.key")
err := e.StartTLS(httpsURL, httpsCert, httpsKey)
if err != nil {
logger.Error(err.Error())
e.Logger.Fatal("Couldn't start https server")
}
}
}
func performV1APIRouting(e *echo.Echo) {
prefix := *appFlags.APIPrefix
if viper.IsSet("http_settings.api_prefix") {
prefix = viper.GetString("http_settings.api_prefix")
}
// accessible web services will fall in this group
acc := e.Group(prefix + "/api/v3")
switch config.Setting.MAIN_SETTINGS.DefaultAuth {
case "ldap":
apirouterv1.RouteUserApis(acc, servicesObject.configDBSession, &ldapClient, nil)
case "http_auth":
apirouterv1.RouteUserApis(acc, servicesObject.configDBSession, nil, &httpAuth)
default:
apirouterv1.RouteUserApis(acc, servicesObject.configDBSession, nil, nil)
}
//subscribe access with authKey
apirouterv1.RouteAgentsubAuthKeyApis(acc, servicesObject.configDBSession)
// route hep_reply apis
addr := fmt.Sprintf("%s:%d", viper.Get("hep_relay.host"), viper.GetInt("hep_relay.port"))
apirouterv1.RouteWebSocketApis(acc, addr)
// restricted web services will fall in this group
res := e.Group(prefix + "/api/v3")
// Configure middleware with the custom claims type
config := middleware.JWTConfig{
Claims: &auth.JwtUserClaim{},
SigningKey: []byte(config.Setting.AUTH_SETTINGS.JwtSecret),
}
res.Use(middleware.JWTWithConfig(config))
res.Use(auth.MiddlewareRes)
logger.Debug(auth.JwtUserClaim{})
/*************** admin access ONLY ***************/
// route mapping apis
apirouterv1.RouteMappingdApis(res, servicesObject.configDBSession)
// route alias apis
apirouterv1.RouteAliasApis(res, servicesObject.configDBSession)
// route advanced apis
apirouterv1.RouteAdvancedApis(res, servicesObject.configDBSession)
// route hepsub apis
apirouterv1.RouteHepsubApis(res, servicesObject.configDBSession)
// route make auth token
apirouterv1.RouteAuthTokenApis(res, servicesObject.configDBSession)
/*************** PARTLY admin access ONLY ***************/
// route user apis
apirouterv1.RouteUserDetailsApis(res, servicesObject.configDBSession)
// route userSettings apis
apirouterv1.RouteUserSettingsApis(res, servicesObject.configDBSession)
// route agent sub apis
apirouterv1.RouteAgentsubApis(res, servicesObject.configDBSession)
// route hep sub search apis
apirouterv1.RouteHepSubSearch(res, servicesObject.configDBSession)
// route search apis
apirouterv1.RouteSearchApis(res, servicesObject.dataDBSession, servicesObject.configDBSession, servicesObject.externalDecoder)
// route dashboards apis
apirouterv1.RouteDashboardApis(res, servicesObject.configDBSession)
// route profile apis
apirouterv1.RouteProfileApis(res, servicesObject.configDBSession, servicesObject.databaseNodeMap)
// route RouteStatisticApis apis
apirouterv1.RouteStatisticApis(res, servicesObject.influxDBSession)
// route RouteStatisticApis apis
apirouterv1.RoutePrometheusApis(res, servicesObject.servicePrometheus)
// route RouteLokiApis apis
apirouterv1.RouteLokiApis(res, servicesObject.serviceLoki)
// route RouteLokiApis apis
apirouterv1.RouteGrafanaApis(res, servicesObject.configDBSession, servicesObject.serviceGrafana)
}
/* retries */
func RetryHandler(n int, f func() (bool, error)) error {
ok, er := f()
if ok && er == nil {
return nil
}
if n-1 > 0 {
return RetryHandler(n-1, f)
}
return er
}
// getSession creates a new mongo session and panics if connection error occurs
func getDataDBSession() (map[string]*gorm.DB, []model.DatabasesMap) {
dataConfig := viper.GetStringMapStringSlice("database_data")
dbMap := make(map[string]*gorm.DB)