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chore: add skip SSL certificate verification

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This commit is contained in:
Jonas Kaninda
2024-11-15 07:56:37 +01:00
parent 88c0be1b63
commit fca775dd5f
12 changed files with 234 additions and 129 deletions
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37
internal/cors_type.go Normal file
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@@ -0,0 +1,37 @@
/*
* Copyright 2024 Jonas Kaninda
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
package pkg
type Cors struct {
// Cors Allowed origins,
//e.g:
//
// - http://localhost:80
//
// - https://example.com
Origins []string `yaml:"origins"`
//
//e.g:
//
//Access-Control-Allow-Origin: '*'
//
// Access-Control-Allow-Methods: 'GET, POST, PUT, DELETE, OPTIONS'
//
// Access-Control-Allow-Cors: 'Content-Type, Authorization'
Headers map[string]string `yaml:"headers"`
}

57
internal/gateway_type.go Normal file
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@@ -0,0 +1,57 @@
/*
* Copyright 2024 Jonas Kaninda
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
package pkg
// Gateway contains Goma Proxy Gateway's configs
type Gateway struct {
// SSLCertFile SSL Certificate file
SSLCertFile string `yaml:"sslCertFile" env:"GOMA_SSL_CERT_FILE, overwrite"`
// SSLKeyFile SSL Private key file
SSLKeyFile string `yaml:"sslKeyFile" env:"GOMA_SSL_KEY_FILE, overwrite"`
// Redis contains redis database details
Redis Redis `yaml:"redis"`
// WriteTimeout defines proxy write timeout
WriteTimeout int `yaml:"writeTimeout" env:"GOMA_WRITE_TIMEOUT, overwrite"`
// ReadTimeout defines proxy read timeout
ReadTimeout int `yaml:"readTimeout" env:"GOMA_READ_TIMEOUT, overwrite"`
// IdleTimeout defines proxy idle timeout
IdleTimeout int `yaml:"idleTimeout" env:"GOMA_IDLE_TIMEOUT, overwrite"`
// RateLimit Defines the number of request peer minutes
RateLimit int `yaml:"rateLimit" env:"GOMA_RATE_LIMIT, overwrite"`
// BlockCommonExploits enable, disable block common exploits
BlockCommonExploits bool `yaml:"blockCommonExploits"`
AccessLog string `yaml:"accessLog" env:"GOMA_ACCESS_LOG, overwrite"`
ErrorLog string `yaml:"errorLog" env:"GOMA_ERROR_LOG=, overwrite"`
LogLevel string `yaml:"logLevel" env:"GOMA_LOG_LEVEL, overwrite"`
// DisableHealthCheckStatus enable and disable routes health check
DisableHealthCheckStatus bool `yaml:"disableHealthCheckStatus"`
// DisableRouteHealthCheckError allows enabling and disabling backend healthcheck errors
DisableRouteHealthCheckError bool `yaml:"disableRouteHealthCheckError"`
//Disable allows enabling and disabling displaying routes on start
DisableDisplayRouteOnStart bool `yaml:"disableDisplayRouteOnStart"`
// DisableKeepAlive allows enabling and disabling KeepALive server
DisableKeepAlive bool `yaml:"disableKeepAlive"`
EnableMetrics bool `yaml:"enableMetrics"`
// InterceptErrors holds the status codes to intercept the error from backend
InterceptErrors []int `yaml:"interceptErrors"`
// Cors holds proxy global cors
Cors Cors `yaml:"cors"`
// Routes holds proxy routes
Routes []Route `yaml:"routes"`
}

3
internal/handler.go
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@@ -18,6 +18,7 @@ limitations under the License.
import (
"context"
"encoding/json"
"fmt"
"github.com/gorilla/mux"
"github.com/jkaninda/goma-gateway/pkg/logger"
"net/http"
@@ -56,7 +57,7 @@ func CORSHandler(cors Cors) mux.MiddlewareFunc {
func ProxyErrorHandler(w http.ResponseWriter, r *http.Request, err error) {
logger.Error("Proxy error: %v", err)
w.WriteHeader(http.StatusBadGateway)
_, err = w.Write([]byte("Bad Gateway"))
_, err = w.Write([]byte(fmt.Sprintf("%d %s ", http.StatusBadGateway, http.StatusText(http.StatusBadGateway))))
if err != nil {
return
}

9
internal/healthCheck.go
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@@ -16,6 +16,7 @@ See the License for the specific language governing permissions and
limitations under the License.
*/
import (
"crypto/tls"
"fmt"
"github.com/jkaninda/goma-gateway/pkg/logger"
"github.com/jkaninda/goma-gateway/util"
@@ -36,8 +37,14 @@ func (health Health) Check() error {
if err != nil {
return fmt.Errorf("error route %s: creating HealthCheck request: %v ", health.Name, err)
}
// Create custom transport with TLS configuration
transport := &http.Transport{
TLSClientConfig: &tls.Config{
InsecureSkipVerify: health.InsecureSkipVerify, // Skip SSL certificate verification
},
}
// Perform the request to the route's healthcheck
client := &http.Client{Timeout: health.TimeOut}
client := &http.Client{Transport: transport, Timeout: health.TimeOut}
healthResp, err := client.Do(healthReq)
if err != nil {
logger.Debug("Error route %s: performing HealthCheck request: %v ", health.Name, err)

18
internal/helpers.go
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@@ -118,20 +118,22 @@ func healthCheckRoutes(routes []Route) []Health {
if len(route.Backends) > 0 {
for index, backend := range route.Backends {
health := Health{
Name: fmt.Sprintf("%s - [%d]", route.Name, index),
URL: backend + route.HealthCheck.Path,
TimeOut: timeout,
HealthyStatuses: route.HealthCheck.HealthyStatuses,
Name: fmt.Sprintf("%s - [%d]", route.Name, index),
URL: backend + route.HealthCheck.Path,
TimeOut: timeout,
HealthyStatuses: route.HealthCheck.HealthyStatuses,
InsecureSkipVerify: route.InsecureSkipVerify,
}
healthRoutes = append(healthRoutes, health)
}
} else {
health := Health{
Name: route.Name,
URL: route.Destination + route.HealthCheck.Path,
TimeOut: timeout,
HealthyStatuses: route.HealthCheck.HealthyStatuses,
Name: route.Name,
URL: route.Destination + route.HealthCheck.Path,
TimeOut: timeout,
HealthyStatuses: route.HealthCheck.HealthyStatuses,
InsecureSkipVerify: route.InsecureSkipVerify,
}
healthRoutes = append(healthRoutes, health)
}

31
internal/middleware_type.go Normal file
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@@ -0,0 +1,31 @@
/*
* Copyright 2024 Jonas Kaninda
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
package pkg
// Middleware defined the route middleware
type Middleware struct {
//Path contains the name of middleware and must be unique
Name string `yaml:"name"`
// Type contains authentication types
//
// basic, jwt, auth0, rateLimit, access
Type string `yaml:"type"` // Middleware type [basic, jwt, auth0, rateLimit, access]
Paths []string `yaml:"paths"` // Protected paths
// Rule contains rule type of
Rule interface{} `yaml:"rule"` // Middleware rule
}

58
internal/route_type.go Normal file
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@@ -0,0 +1,58 @@
/*
* Copyright 2024 Jonas Kaninda
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
package pkg
// Route defines gateway route
type Route struct {
// Path defines route path
Path string `yaml:"path"`
// Name defines route name
Name string `yaml:"name"`
//Host Domain/host based request routing
//Host string `yaml:"host"`
//Hosts Domains/hosts based request routing
Hosts []string `yaml:"hosts"`
// Rewrite rewrites route path to desired path
//
// E.g. /cart to / => It will rewrite /cart path to /
Rewrite string `yaml:"rewrite"`
//
// Methods allowed method
Methods []string `yaml:"methods"`
// Destination Defines backend URL
Destination string `yaml:"destination"`
Backends []string `yaml:"backends"`
InsecureSkipVerify bool `yaml:"insecureSkipVerify"`
// HealthCheck Defines the backend is health
HealthCheck RouteHealthCheck `yaml:"healthCheck"`
// Cors contains the route cors headers
Cors Cors `yaml:"cors"`
RateLimit int `yaml:"rateLimit"`
// DisableHostFording Disable X-forwarded header.
//
// [X-Forwarded-Host, X-Forwarded-For, Host, Scheme ]
//
// It will not match the backend route
DisableHostFording bool `yaml:"disableHostFording"`
// InterceptErrors holds the status codes to intercept the error from backend
InterceptErrors []int `yaml:"interceptErrors"`
// BlockCommonExploits enable, disable block common exploits
BlockCommonExploits bool `yaml:"blockCommonExploits"`
// Middlewares Defines route middleware from Middleware names
Middlewares []string `yaml:"middlewares"`
}

125
internal/types.go
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@@ -31,25 +31,6 @@ type BasicRuleMiddleware struct {
Password string `yaml:"password"`
}
type Cors struct {
// Cors Allowed origins,
//e.g:
//
// - http://localhost:80
//
// - https://example.com
Origins []string `yaml:"origins"`
//
//e.g:
//
//Access-Control-Allow-Origin: '*'
//
// Access-Control-Allow-Methods: 'GET, POST, PUT, DELETE, OPTIONS'
//
// Access-Control-Allow-Cors: 'Content-Type, Authorization'
Headers map[string]string `yaml:"headers"`
}
// JWTRuleMiddleware authentication using HTTP GET method
//
// JWTRuleMiddleware contains the authentication details
@@ -114,101 +95,6 @@ type AccessRuleMiddleware struct {
ResponseCode int `yaml:"responseCode"` // HTTP Response code
}
// Middleware defined the route middleware
type Middleware struct {
//Path contains the name of middleware and must be unique
Name string `yaml:"name"`
// Type contains authentication types
//
// basic, jwt, auth0, rateLimit, access
Type string `yaml:"type"` // Middleware type [basic, jwt, auth0, rateLimit, access]
Paths []string `yaml:"paths"` // Protected paths
// Rule contains rule type of
Rule interface{} `yaml:"rule"` // Middleware rule
}
type MiddlewareName struct {
name string `yaml:"name"`
}
// Route defines gateway route
type Route struct {
// Path defines route path
Path string `yaml:"path"`
// Name defines route name
Name string `yaml:"name"`
//Host Domain/host based request routing
//Host string `yaml:"host"`
//Hosts Domains/hosts based request routing
Hosts []string `yaml:"hosts"`
// Rewrite rewrites route path to desired path
//
// E.g. /cart to / => It will rewrite /cart path to /
Rewrite string `yaml:"rewrite"`
//
// Methods allowed method
Methods []string `yaml:"methods"`
// Destination Defines backend URL
Destination string `yaml:"destination"`
Backends []string `yaml:"backends"`
InsecureSkipVerify bool `yaml:"insecureSkipVerify"`
// HealthCheck Defines the backend is health
HealthCheck RouteHealthCheck `yaml:"healthCheck"`
// Cors contains the route cors headers
Cors Cors `yaml:"cors"`
RateLimit int `yaml:"rateLimit"`
// DisableHostFording Disable X-forwarded header.
//
// [X-Forwarded-Host, X-Forwarded-For, Host, Scheme ]
//
// It will not match the backend route
DisableHostFording bool `yaml:"disableHostFording"`
// InterceptErrors holds the status codes to intercept the error from backend
InterceptErrors []int `yaml:"interceptErrors"`
// BlockCommonExploits enable, disable block common exploits
BlockCommonExploits bool `yaml:"blockCommonExploits"`
// Middlewares Defines route middleware from Middleware names
Middlewares []string `yaml:"middlewares"`
}
// Gateway contains Goma Proxy Gateway's configs
type Gateway struct {
// SSLCertFile SSL Certificate file
SSLCertFile string `yaml:"sslCertFile" env:"GOMA_SSL_CERT_FILE, overwrite"`
// SSLKeyFile SSL Private key file
SSLKeyFile string `yaml:"sslKeyFile" env:"GOMA_SSL_KEY_FILE, overwrite"`
// Redis contains redis database details
Redis Redis `yaml:"redis"`
// WriteTimeout defines proxy write timeout
WriteTimeout int `yaml:"writeTimeout" env:"GOMA_WRITE_TIMEOUT, overwrite"`
// ReadTimeout defines proxy read timeout
ReadTimeout int `yaml:"readTimeout" env:"GOMA_READ_TIMEOUT, overwrite"`
// IdleTimeout defines proxy idle timeout
IdleTimeout int `yaml:"idleTimeout" env:"GOMA_IDLE_TIMEOUT, overwrite"`
// RateLimit Defines the number of request peer minutes
RateLimit int `yaml:"rateLimit" env:"GOMA_RATE_LIMIT, overwrite"`
// BlockCommonExploits enable, disable block common exploits
BlockCommonExploits bool `yaml:"blockCommonExploits"`
AccessLog string `yaml:"accessLog" env:"GOMA_ACCESS_LOG, overwrite"`
ErrorLog string `yaml:"errorLog" env:"GOMA_ERROR_LOG=, overwrite"`
LogLevel string `yaml:"logLevel" env:"GOMA_LOG_LEVEL, overwrite"`
// DisableHealthCheckStatus enable and disable routes health check
DisableHealthCheckStatus bool `yaml:"disableHealthCheckStatus"`
// DisableRouteHealthCheckError allows enabling and disabling backend healthcheck errors
DisableRouteHealthCheckError bool `yaml:"disableRouteHealthCheckError"`
//Disable allows enabling and disabling displaying routes on start
DisableDisplayRouteOnStart bool `yaml:"disableDisplayRouteOnStart"`
// DisableKeepAlive allows enabling and disabling KeepALive server
DisableKeepAlive bool `yaml:"disableKeepAlive"`
EnableMetrics bool `yaml:"enableMetrics"`
// InterceptErrors holds the status codes to intercept the error from backend
InterceptErrors []int `yaml:"interceptErrors"`
// Cors holds proxy global cors
Cors Cors `yaml:"cors"`
// Routes holds proxy routes
Routes []Route `yaml:"routes"`
}
type RouteHealthCheck struct {
Path string `yaml:"path"`
Interval string `yaml:"interval"`
@@ -282,11 +168,12 @@ type JWTSecret struct {
// Health represents the health check content for a route
type Health struct {
Name string
URL string
TimeOut time.Duration
Interval string
HealthyStatuses []int
Name string
URL string
TimeOut time.Duration
Interval string
HealthyStatuses []int
InsecureSkipVerify bool
}
type Redis struct {
// Addr redis hostname and port number :