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path: root/http.go
blob: 578b898d38e0fa6db68c4fcdeaa9ed254cef552e (plain) (tree)
pre { line-height: 125%; } td.linenos .normal { color: inherit; background-color: transparent; padding-left: 5px; padding-right: 5px; } span.linenos { color: inherit; background-color: transparent; padding-left: 5px; padding-right: 5px; } td.linenos .special { color: #000000; background-color: #ffffc0; padding-left: 5px; padding-right: 5px; } span.linenos.special { color: #000000; background-color: #ffffc0; padding-left: 5px; padding-right: 5px; } .highlight .hll { background-color: #ffffcc } .highlight .c { color: #888888 } /* Comment */ .highlight .err { color: #a61717; background-color: #e3d2d2 } /* Error */ .highlight .k { color: #008800; font-weight: bold } /* Keyword */ .highlight .ch { color: #888888 } /* Comment.Hashbang */ .highlight .cm { color: #888888 } /* Comment.Multiline */ .highlight .cp { color: #cc0000; font-weight: bold } /* Comment.Preproc */ .highlight .cpf { color: #888888 } /* Comment.PreprocFile */ .highlight .c1 { color: #888888 } /* Comment.Single */ .highlight .cs { color: #cc0000; font-weight: bold; background-color: #fff0f0 } /* Comment.Special */ .highlight .gd { color: #000000; background-color: #ffdddd } /* Generic.Deleted */ .highlight .ge { font-style: italic } /* Generic.Emph */ .highlight .ges { font-weight: bold; font-style: italic } /* Generic.EmphStrong */ .highlight .gr { color: #aa0000 } /* Generic.Error */ .highlight .gh { color: #333333 } /* Generic.Heading */ .highlight .gi { color: #000000; background-color: #ddffdd } /* Generic.Inserted */ .highlight .go { color: #888888 } /* Generic.Output */ .highlight .gp { color: #555555 } /* Generic.Prompt */ .highlight .gs { font-weight: bold } /* Generic.Strong */ .highlight .gu { color: #666666 } /* Generic.Subheading */ .highlight .gt { color: #aa0000 } /* Generic.Traceback */ .highlight .kc { color: #008800; font-weight: bold } /* Keyword.Constant */ .highlight .kd { color: #008800; font-weight: bold } /* Keyword.Declaration */ .highlight .kn { color: #008800; font-weight: bold } /* Keyword.Namespace */ .highlight .kp { color: #008800 } /* Keyword.Pseudo */ .highlight .kr { color: #008800; font-weight: bold } /* Keyword.Reserved */ .highlight .kt { color: #888888; font-weight: bold } /* Keyword.Type */ .highlight .m { color: #0000DD; font-weight: bold } /* Literal.Number */ .highlight .s { color: #dd2200; background-color: #fff0f0 } /* Literal.String */ .highlight .na { color: #336699 } /* Name.Attribute */ .highlight .nb { color: #003388 } /* Name.Builtin */ .highlight .nc { color: #bb0066; font-weight: bold } /* Name.Class */ .highlight .no { color: #003366; font-weight: bold } /* Name.Constant */ .highlight .nd { color: #555555 } /* Name.Decorator */ .highlight .ne { color: #bb0066; font-weight: bold } /* Name.Exception */ .highlight .nf { color: #0066bb; font-weight: bold } /* Name.Function */ .highlight .nl { color: #336699; font-style: italic } /* Name.Label */ .highlight .nn { color: #bb0066; font-weight: bold } /* Name.Namespace */ .highlight .py { color: #336699; font-weight: bold } /* Name.Property */ .highlight .nt { color: #bb0066; font-weight: bold } /* Name.Tag */ .highlight .nv { color: #336699 } /* Name.Variable */ .highlight .ow { color: #008800 } /* Operator.Word */ .highlight .w { color: #bbbbbb } /* Text.Whitespace */ .highlight .mb { color: #0000DD; font-weight: bold } /* Literal.Number.Bin */ .highlight .mf { color: #0000DD; font-weight: bold } /* Literal.Number.Float */ .highlight .mh { color: #0000DD; font-weight: bold } /* Literal.Number.Hex */ .highlight .mi { color: #0000DD; font-weight: bold } /* Literal.Number.Integer */ .highlight .mo { color: #0000DD; font-weight: bold } /* Literal.Number.Oct */ .highlight .sa { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Affix */ .highlight .sb { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Backtick */ .highlight .sc { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Char */ .highlight .dl { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Delimiter */ .highlight .sd { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Doc */ .highlight .s2 { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Double */ .highlight .se { color: #0044dd; background-color: #fff0f0 } /* Literal.String.Escape */ .highlight .sh { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Heredoc */ .highlight .si { color: #3333bb; background-color: #fff0f0 } /* Literal.String.Interpol */ .highlight .sx { color: #22bb22; background-color: #f0fff0 } /* Literal.String.Other */ .highlight .sr { color: #008800; background-color: #fff0ff } /* Literal.String.Regex */ .highlight .s1 { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Single */ .highlight .ss { color: #aa6600; background-color: #fff0f0 } /* Literal.String.Symbol */ .highlight .bp { color: #003388 } /* Name.Builtin.Pseudo */ .highlight .fm { color: #0066bb; font-weight: bold } /* Name.Function.Magic */ .highlight .vc { color: #336699 } /* Name.Variable.Class */ .highlight .vg { color: #dd7700 } /* Name.Variable.Global */ .highlight .vi { color: #3333bb } /* Name.Variable.Instance */ .highlight .vm { color: #336699 } /* Name.Variable.Magic */ .highlight .il { color: #0000DD; font-weight: bold } /* Literal.Number.Integer.Long */
#!/usr/bin/make -f
%:
	dh $@

override_dh_auto_install:
	$(MAKE) DESTDIR=$$(pwd)/debian/profanity prefix=/usr install

override_dh_auto_test:
.brackets=magenta titlebar.unencrypted=red titlebar.encrypted=green titlebar.untrusted=red titlebar.trusted=green titlebar.online=green titlebar.offline=red titlebar.away=green titlebar.chat=green titlebar.dnd=red titlebar.xa=green statusbar=default statusbar.text=magenta statusbar.brackets=magenta statusbar.active=white statusbar.new=green main.text=white main.text.me=white main.text.them=white main.splash=magenta main.time=magenta input.text=white subscribed=green unsubscribed=yallow otr.started.trusted=green otr.started.untrusted=red otr.ended=yellow otr.trusted=green otr.untrusted=red online=green away=yellow chat=green dnd=green xa=yellow offline=white incoming=yellow typing=green gone=red error=red roominfo=green roommention=green me=bold_black them=magenta roster.header=magenta occupants.header=magenta receipt.sent=red ^
d3d9df2 ^

1168570 ^
df1d1ef ^
747f4fb ^
1168570 ^


893123c ^
fc49c57 ^
df1d1ef ^
893123c ^
b9d16fb ^
1168570 ^

747f4fb ^
1168570 ^



b9d16fb ^
d3d9df2 ^
1168570 ^
4fa97ee ^
b6e7bb3 ^
1168570 ^
4fa97ee ^
b9d16fb ^
d3d9df2 ^
37be25f ^
505c5d8 ^
27f92d8 ^
37be25f ^
505c5d8 ^

1168570 ^
4fa97ee ^
d2680fb ^
1168570 ^
3596509 ^
1168570 ^
d2680fb ^

1168570 ^
4fa97ee ^
fc49c57 ^
1168570 ^
3596509 ^
1168570 ^
d6fbc25 ^
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package main

import (
	"context"
	"log"
	"net"
	"net/http"
	"strings"
)

// Attaches a request's IP address to the request's context.
// If getwtxt is behind a reverse proxy, get the last entry
// in the X-Forwarded-For or X-Real-IP HTTP header as the user IP.
func newCtxUserIP(ctx context.Context, r *http.Request) context.Context {

	base := strings.Split(r.RemoteAddr, ":")
	uip := base[0]

	if _, ok := r.Header["X-Forwarded-For"]; ok {
		proxied := r.Header["X-Forwarded-For"]
		base = strings.Split(proxied[len(proxied)-1], ":")
		uip = base[0]
	}

	xRealIP := http.CanonicalHeaderKey("X-Real-IP")
	if _, ok := r.Header[xRealIP]; ok {
		proxied := r.Header[xRealIP]
		base = strings.Split(proxied[len(proxied)-1], ":")
		uip = base[0]
	}

	return context.WithValue(ctx, ctxKey, uip)
}

// Retrieves a request's IP address from the request's context
func getIPFromCtx(ctx context.Context) net.IP {

	uip, ok := ctx.Value(ctxKey).(string)
	if !ok {
		log.Printf("Couldn't retrieve IP from request\n")
	}

	return net.ParseIP(uip)
}

// Shim function to modify/pass context value to a handler
func ipMiddleware(hop http.Handler) http.Handler {

	return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
		ctx := newCtxUserIP(r.Context(), r)
		hop.ServeHTTP(w, r.WithContext(ctx))
	})
}

func log200(r *http.Request) {
	useragent := r.Header["User-Agent"]

	uip := getIPFromCtx(r.Context())
	log.Printf("*** %v :: 200 :: %v %v :: %v\n", uip, r.Method, r.URL, useragent)
}

func log400(w http.ResponseWriter, r *http.Request, err string) {
	uip := getIPFromCtx(r.Context())
	log.Printf("*** %v :: 400 :: %v %v :: %v\n", uip, r.Method, r.URL, err)
	http.Error(w, "400 Bad Request: "+err, http.StatusBadRequest)
}

func log404(w http.ResponseWriter, r *http.Request, err error) {
	useragent := r.Header["User-Agent"]

	uip := getIPFromCtx(r.Context())
	log.Printf("*** %v :: 404 :: %v %v :: %v :: %v\n", uip, r.Method, r.URL, useragent, err.Error())
	http.Error(w, err.Error(), http.StatusNotFound)
}

func log500(w http.ResponseWriter, r *http.Request, err error) {
	useragent := r.Header["User-Agent"]

	uip := getIPFromCtx(r.Context())
	log.Printf("*** %v :: 500 :: %v %v :: %v :: %v\n", uip, r.Method, r.URL, useragent, err.Error())
	http.Error(w, err.Error(), http.StatusInternalServerError)
}