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work in progress: exception handling
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Ivo Bellin Salarin authored and Ivo Bellin Salarin committed Jun 2, 2016
1 parent a47e639 commit b9592f8
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Showing 2 changed files with 92 additions and 2 deletions.
90 changes: 90 additions & 0 deletions exception stacks gssapi-authentication-proxy.txt
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2016/06/02 16:49:59 [247] WARN: New request failed: Get http://registry.npmjs.org/mime-db: http: error connecting to proxy http://192.168.211.12:80: dial tcp 192.168.211.12:80: connectex: Une tentative de connexion a échoué car le parti connecté n’a pas répondu convenablement au-delà d’une certaine durée ou une connexion établie a échoué car l’hôte de connexion n’a pas répondu.
2016/06/02 16:49:59 [247] INFO: Got response, forwarding it back to client
2016/06/02 16:49:59 http: panic serving 127.0.0.1:25574: runtime error: invalid memory address or nil pointer dereference
goroutine 63 [running]:
net/http.(*conn).serve.func1(0xc082212280)
C:/Go/src/net/http/server.go:1389 +0xc8
panic(0x909ce0, 0xc082002080)
C:/Go/src/runtime/panic.go:426 +0x4f7
github.com/elazarl/goproxy.(*ProxyHttpServer).ServeHTTP(0xc08205cb80, 0x11fb9e8, 0xc08304be10, 0xc082a467e0)
c:/sources/go/src/github.com/elazarl/goproxy/proxy.go:127 +0xf4d
net/http.serverHandler.ServeHTTP(0xc08205cc80, 0x11fb9e8, 0xc08304be10, 0xc082a467e0)
C:/Go/src/net/http/server.go:2081 +0x1a5
net/http.(*conn).serve(0xc082212280)
C:/Go/src/net/http/server.go:1472 +0xf35
created by net/http.(*Server).Serve
C:/Go/src/net/http/server.go:2137 +0x455


2016/06/02 16:53:36 http: panic serving 127.0.0.1:25558: runtime error: invalid memory address or nil pointer dereference
goroutine 47 [running]:
net/http.(*conn).serve.func1(0xc08205da80)
C:/Go/src/net/http/server.go:1389 +0xc8
panic(0x909ce0, 0xc082002080)
C:/Go/src/runtime/panic.go:426 +0x4f7
main.hasNegotiateChallenge.func1(0x0, 0xc0824e2730, 0x1)
c:/sources/go/src/github.com/nilleb/authentication-proxy/gssapi-proxy.go:25 +0x23
github.com/elazarl/goproxy.RespConditionFunc.HandleResp(0xaf9cc8, 0x0, 0xc0824e2730, 0x40dd9c)
c:/sources/go/src/github.com/elazarl/goproxy/dispatcher.go:43 +0x37
github.com/elazarl/goproxy.(*ProxyConds).Do.func1(0x0, 0xc0824e2730, 0x9a2310)
c:/sources/go/src/github.com/elazarl/goproxy/dispatcher.go:280 +0x1c5
github.com/elazarl/goproxy.FuncRespHandler.Handle(0xc082100fe0, 0x0, 0xc0824e2730, 0xc08304d120)
c:/sources/go/src/github.com/elazarl/goproxy/actions.go:35 +0x37
github.com/elazarl/goproxy.(*ProxyHttpServer).filterResponse(0xc08205cb80, 0x0, 0xc0824e2730, 0x0)
c:/sources/go/src/github.com/elazarl/goproxy/proxy.go:69 +0xe4
github.com/elazarl/goproxy.(*ProxyHttpServer).ServeHTTP(0xc08205cb80, 0x11fb9e8, 0xc0831a5930, 0xc0832dc0e0)
c:/sources/go/src/github.com/elazarl/goproxy/proxy.go:115 +0x565
net/http.serverHandler.ServeHTTP(0xc08205cc80, 0x11fb9e8, 0xc0831a5930, 0xc0832dc0e0)
C:/Go/src/net/http/server.go:2081 +0x1a5
net/http.(*conn).serve(0xc08205da80)
C:/Go/src/net/http/server.go:1472 +0xf35
created by net/http.(*Server).Serve
C:/Go/src/net/http/server.go:2137 +0x455

net/http.(*conn).serve.func1(0xc082116200)
C:/Go/src/net/http/server.go:1389 +0xc8
panic(0x909ce0, 0xc082002080)
C:/Go/src/runtime/panic.go:426 +0x4f7
main.hasNegotiateChallenge.func1(0x0, 0xc082292f00, 0x1)
c:/sources/go/src/github.com/nilleb/authentication-proxy/gssapi-proxy.go:25 +0x23
github.com/elazarl/goproxy.RespConditionFunc.HandleResp(0xaf9cc8, 0x0, 0xc082292f00, 0x40dd9c)
c:/sources/go/src/github.com/elazarl/goproxy/dispatcher.go:43 +0x37
github.com/elazarl/goproxy.(*ProxyConds).Do.func1(0x0, 0xc082292f00, 0x9a2310)
c:/sources/go/src/github.com/elazarl/goproxy/dispatcher.go:280 +0x1c5
github.com/elazarl/goproxy.FuncRespHandler.Handle(0xc082100fe0, 0x0, 0xc082292f00, 0xc08304d4c0)
c:/sources/go/src/github.com/elazarl/goproxy/actions.go:35 +0x37
github.com/elazarl/goproxy.(*ProxyHttpServer).filterResponse(0xc08205cb80, 0x0, 0xc082292f00, 0x0)
c:/sources/go/src/github.com/elazarl/goproxy/proxy.go:69 +0xe4
github.com/elazarl/goproxy.(*ProxyHttpServer).ServeHTTP(0xc08205cb80, 0x11fb9e8, 0xc0831a5860, 0xc082a46ee0)
c:/sources/go/src/github.com/elazarl/goproxy/proxy.go:115 +0x565
net/http.serverHandler.ServeHTTP(0xc08205cc80, 0x11fb9e8, 0xc0831a5860, 0xc082a46ee0)
C:/Go/src/net/http/server.go:2081 +0x1a5
net/http.(*conn).serve(0xc082116200)
C:/Go/src/net/http/server.go:1472 +0xf35
created by net/http.(*Server).Serve
C:/Go/src/net/http/server.go:2137 +0x455

2016/06/02 16:55:56 http: panic serving 127.0.0.1:25576: runtime error: invalid memory address or nil pointer dereference
goroutine 65 [running]:
net/http.(*conn).serve.func1(0xc082212380)
C:/Go/src/net/http/server.go:1389 +0xc8
panic(0x909ce0, 0xc082002080)
C:/Go/src/runtime/panic.go:426 +0x4f7
main.hasNegotiateChallenge.func1(0x0, 0xc082103540, 0x1)
c:/sources/go/src/github.com/nilleb/authentication-proxy/gssapi-proxy.go:25 +0x23
github.com/elazarl/goproxy.RespConditionFunc.HandleResp(0xaf9cc8, 0x0, 0xc082103540, 0x40dd9c)
c:/sources/go/src/github.com/elazarl/goproxy/dispatcher.go:43 +0x37
github.com/elazarl/goproxy.(*ProxyConds).Do.func1(0x0, 0xc082103540, 0x9a2310)
c:/sources/go/src/github.com/elazarl/goproxy/dispatcher.go:280 +0x1c5
github.com/elazarl/goproxy.FuncRespHandler.Handle(0xc082100fe0, 0x0, 0xc082103540, 0xc08304d080)
c:/sources/go/src/github.com/elazarl/goproxy/actions.go:35 +0x37
github.com/elazarl/goproxy.(*ProxyHttpServer).filterResponse(0xc08205cb80, 0x0, 0xc082103540, 0x0)
c:/sources/go/src/github.com/elazarl/goproxy/proxy.go:69 +0xe4
github.com/elazarl/goproxy.(*ProxyHttpServer).ServeHTTP(0xc08205cb80, 0x11fb9e8, 0xc082f9c680, 0xc0832381c0)
c:/sources/go/src/github.com/elazarl/goproxy/proxy.go:115 +0x565
net/http.serverHandler.ServeHTTP(0xc08205cc80, 0x11fb9e8, 0xc082f9c680, 0xc0832381c0)
C:/Go/src/net/http/server.go:2081 +0x1a5
net/http.(*conn).serve(0xc082212380)
C:/Go/src/net/http/server.go:1472 +0xf35
created by net/http.(*Server).Serve
C:/Go/src/net/http/server.go:2137 +0x455
4 changes: 2 additions & 2 deletions gssapi-proxy.go
View file
Original file line number Diff line number Diff line change
Expand Up @@ -22,13 +22,13 @@ func contains(s []string, e string) bool {

func hasNegotiateChallenge() goproxy.RespConditionFunc {
return func(resp *http.Response, ctx *goproxy.ProxyCtx) bool {
return (resp.StatusCode == 401 && (contains(resp.Header["WWW-Authenticate"], "Negotiate") || contains(resp.Header["Www-Authenticate"], "Negotiate")))
return (resp != nil && resp.StatusCode == 401 && (contains(resp.Header["WWW-Authenticate"], "Negotiate") || contains(resp.Header["Www-Authenticate"], "Negotiate")))
}
}

func hasProxyNegotiateChallenge() goproxy.RespConditionFunc {
return func(resp *http.Response, ctx *goproxy.ProxyCtx) bool {
return (resp.StatusCode == 407 && contains(resp.Header["Proxy-Authenticate"], "Negotiate"))
return (resp != nil && resp.StatusCode == 407 && contains(resp.Header["Proxy-Authenticate"], "Negotiate"))
}
}

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