隞乩gist.github.com舀reverse proxied APIs蝭靘:& P( |. `1 a4 E/ B% Y. [3 g
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# CORS header support
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( @; l3 m r7 `; Z8 {- N# One way to use this is by placing it into a file called "cors_support"( a3 U3 t* v; ]9 [
# under your Nginx configuration directory and placing the following9 o! @8 s; ?3 x1 e2 |3 w+ X# N
# statement inside your **location** block(s):: {" b. I+ s( b/ |5 m* o
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# include cors_support;% s9 U. N' I. I) J; [* n
# W* O; R6 A! M, M4 i' I q4 K- Q
# As of Nginx 1.7.5, add_header supports an "always" parameter which* ]; T& D" B. t
# allows CORS to work if the backend returns 4xx or 5xx status code.
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# For more information on CORS, please see: http://enable-cors.org/
5 Y# u- ^3 |1 d; o# Forked from this Gist: https://gist.github.com/michiel/1064640
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" O7 \" R* i: R8 uset $cors '';+ b: b' m! `. W/ I; k. m
if ($http_origin ~ '^https?://(localhost|www\.yourdomain\.com|www\.yourotherdomain\.com)$') {
9 F5 u$ r" b7 n' \2 N. p' ~. x set $cors 'true';' x8 y: y& a. J$ ^
}
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" t0 g+ w* w: ^* A" Y3 J Nif ($cors = 'true') {
' |; Y$ j& x* h! B add_header 'Access-Control-Allow-Origin' "$http_origin" always;
6 X0 t* Z. f& P8 z2 a, ^ add_header 'Access-Control-Allow-Credentials' 'true' always;: H. ] J* d1 n2 m- \
add_header 'Access-Control-Allow-Methods' 'GET, POST, PUT, DELETE, OPTIONS' always;$ C7 r5 t, B7 `8 {
add_header 'Access-Control-Allow-Headers' 'Accept,Authorization,Cache-Control,Content-Type,DNT,If-Modified-Since,Keep-Alive,Origin,User-Agent,X-Requested-With' always;9 g$ D' h9 O( I) \; Q
# required to be able to read Authorization header in frontend- V- n3 h* t+ S" J
#add_header 'Access-Control-Expose-Headers' 'Authorization' always;
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if ($request_method = 'OPTIONS') {0 }% I; _! D/ J6 H
# Tell client that this pre-flight info is valid for 20 days8 P% ~' X. H' O# }, Q
add_header 'Access-Control-Max-Age' 1728000;
" r) Y: @5 I% e add_header 'Content-Type' 'text/plain charset=UTF-8';+ K; M4 ^; U/ H# S
add_header 'Content-Length' 0;: F D1 b3 g& Q! S6 f3 P; Y' Z
return 204;
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if ( $request_method !~ ^(GET|POST|HEAD|OPTIONS|PUT|PATCH|DELETE)$ ) { return 444;
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set $origin $http_origin;
3 v* H4 U) }- R& g" s/ cif ($origin !~ '^https?://(subdom1|subdom2)\.yourdom\.zone$') {
3 N% W. [* C" ]$ H set $origin 'https://default.yourdom.zone';
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3 z" |9 o O S! g7 y, U/ bif ($request_method = 'OPTIONS') {
% }/ t7 P" x2 M- b add_header 'Access-Control-Allow-Origin' "$origin" always;0 T# I) X% f% Q
add_header 'Access-Control-Allow-Methods' 'GET, POST, PATCH, PUT, DELETE, OPTIONS' always;" {% a2 ^ y4 }" ` T) {
add_header 'Access-Control-Allow-Headers' 'Content-Type, Accept, Authorization' always;5 n: s9 {0 Y4 L. C; i
add_header 'Access-Control-Allow-Credentials' 'true' always;: X" Q% L$ M2 O) W; m, F# Y+ @+ o {
add_header Access-Control-Max-Age 1728000; #20 days ( o* z: W( X( `7 Q
add_header Content-Type 'text/plain charset=UTF-8';
, H4 G( {: A5 t: R add_header Content-Length 0;
% I0 \3 ^8 }, H return 204;
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if ($request_method ~ '(GET|POST|PATCH|PUT|DELETE)') {9 T% h* s* ?% e/ U- k ^- H
add_header Access-Control-Allow-Origin "$origin" always;1 e2 d: Q- v& K7 S
add_header Access-Control-Allow-Methods 'GET, POST, PATCH, PUT, DELETE, OPTIONS' always;4 S3 x! |- n, M; U
add_header Access-Control-Allow-Headers 'Content-Type, Accept, Authorization' always;
{2 R6 B/ Q+ n" B0 i add_header Access-Control-Allow-Credentials true always;
0 _8 [* a4 P ~& D h# }9 S( J0 r: L} # based on https://gist.github.com/4165271/+ R" Q) o6 U' l2 N* a) ]3 Y
#
6 k' F& J, ~6 z3 \$ W6 o5 C0 w# Slightly tighter CORS config for nginx
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# A modification of https://gist.github.com/1064640/ to include a white-list of URLs/ R! g6 W/ s( ?( C( \' |6 i
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# Despite the W3C guidance suggesting that a list of origins can be passed as part of4 U3 e" \+ J) G3 b9 S: W# S
# Access-Control-Allow-Origin headers, several browsers (well, at least Firefox)4 f2 o5 c/ `- b( d* L7 `! A& \
# don't seem to play nicely with this.
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) Q( o. y' z$ d3 O) i1 w# To avoid the use of 'Access-Control-Allow-Origin: *', use a simple-ish whitelisting
1 c6 v4 y2 I0 y2 S9 B8 _# method to control access instead.
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# NB: This relies on the use of the 'Origin' HTTP Header.
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; g6 u9 X3 s% m% Ylocation / {) B! m; L1 v+ y) i. |2 A- k+ N% |
* h* h, O9 [( L( t& Z if ($http_origin ~* (^https?://([^/]+\.)*(domainone|domaintwo)\.com$)) {
t1 V: _ O9 {4 \2 Z set $cors "true";
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# Nginx doesn't support nested If statements. This is where things get slightly nasty.) @' q+ w. W) J' G, R P- x+ @
# Determine the HTTP request method used2 c8 V3 c3 n3 P* U z7 I4 E2 g
if ($request_method = 'OPTIONS') {' b+ O" t: P1 X" v4 c+ m0 e. @0 y
set $cors "${cors}options";
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if ($request_method = 'GET') {2 ]* G% Y$ `4 h
set $cors "${cors}get";
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, ^# \; L1 F r) S if ($request_method = 'POST') {0 Q( B. i; H/ D, l( b2 ~: n
set $cors "${cors}post";6 }8 f! M7 g6 q% v; X- \) {* h1 b
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1 a, _0 a8 B% c3 _& U if ($cors = "true") {7 ~) d1 w" \+ S9 N
# Catch all incase there's a request method we're not dealing with properly
7 X% Y: F& t, x7 Q( f9 Y/ i7 H add_header 'Access-Control-Allow-Origin' "$http_origin";7 U& J3 j" m2 S4 T) r. j! Q4 A
}
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if ($cors = "trueget") {
/ Z8 D7 U& C/ I' ?6 `- f: V add_header 'Access-Control-Allow-Origin' "$http_origin";: o. q. P w+ n
add_header 'Access-Control-Allow-Credentials' 'true';% a. K `7 Q2 m
add_header 'Access-Control-Allow-Methods' 'GET, POST, OPTIONS';$ n* {- v T2 @
add_header 'Access-Control-Allow-Headers' 'DNT,X-CustomHeader,Keep-Alive,User-Agent,X-Requested-With,If-Modified-Since,Cache-Control,Content-Type';
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* d; x" o- q: F% q) E0 | if ($cors = "trueoptions") {9 g3 u% a- H& t& ~
add_header 'Access-Control-Allow-Origin' "$http_origin";
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# Om nom nom cookies' a6 \& G" i) `. T
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add_header 'Access-Control-Allow-Credentials' 'true';
; a1 x/ C6 D/ C2 p: j% s' q add_header 'Access-Control-Allow-Methods' 'GET, POST, OPTIONS';
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# Custom headers and headers various browsers *should* be OK with but aren't! g: N& K F& |$ Y3 a
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add_header 'Access-Control-Allow-Headers' 'DNT,X-CustomHeader,Keep-Alive,User-Agent,X-Requested-With,If-Modified-Since,Cache-Control,Content-Type';
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#
# h% f6 G3 X8 ^; [) R, @ # Tell client that this pre-flight info is valid for 20 days
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add_header 'Access-Control-Max-Age' 1728000;/ r7 X; {6 ]9 S) W8 d6 I
add_header 'Content-Type' 'text/plain charset=UTF-8';* K0 f$ z6 \4 I
add_header 'Content-Length' 0;
, W3 L/ n) O }) \; _0 S. r/ c/ R return 204;
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u% K. Z' @: ~* Q! ? if ($cors = "truepost") {
( h q0 `; e# t7 G4 W add_header 'Access-Control-Allow-Origin' "$http_origin";
" C1 V' u% ~5 A. k/ }( D" X add_header 'Access-Control-Allow-Credentials' 'true';
9 Z$ p" }/ Q: A" s0 `& k add_header 'Access-Control-Allow-Methods' 'GET, POST, OPTIONS';
" t' {8 u0 A# y3 w0 X5 I2 G add_header 'Access-Control-Allow-Headers' 'DNT,X-CustomHeader,Keep-Alive,User-Agent,X-Requested-With,If-Modified-Since,Cache-Control,Content-Type';
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潸” 2019-2-20 09:34:17
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