隞乩gist.github.com舀reverse proxied APIs蝭靘:5 k+ ~; u4 f% R& _6 W9 k/ T6 L
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# CORS header support
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# One way to use this is by placing it into a file called "cors_support"
7 l5 U6 y9 ]" i# under your Nginx configuration directory and placing the following0 C3 t3 t- f$ L( H- S' j
# statement inside your **location** block(s):, m; o4 o [' B7 z* v+ h* s' J3 p
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# include cors_support;% E+ @9 s# `# y6 f- }3 ]
#
9 I5 X a" D7 _5 E# As of Nginx 1.7.5, add_header supports an "always" parameter which
# `3 `' K/ P1 a' N. l# r+ l# allows CORS to work if the backend returns 4xx or 5xx status code.5 a) @1 P; |4 ]! ]1 O
#
. s1 D7 H: [% o9 U# For more information on CORS, please see: http://enable-cors.org/
, J1 D; Y, m/ p Y# Forked from this Gist: https://gist.github.com/michiel/1064640& n X h% M y# x0 U4 |0 o+ E
#
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$ N& ~. h/ [. h# Sset $cors '';7 a i- Z# j- U1 F
if ($http_origin ~ '^https?://(localhost|www\.yourdomain\.com|www\.yourotherdomain\.com)$') {9 @/ b/ K) f- q4 M+ ^; a
set $cors 'true';% e, y5 }; h' o1 a; d% |4 [ ~! B
}
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if ($cors = 'true') {
' _' z- S. D& _ add_header 'Access-Control-Allow-Origin' "$http_origin" always;
4 K: G4 c7 g$ }5 u! a$ |, B add_header 'Access-Control-Allow-Credentials' 'true' always;
4 e6 `- L+ U1 g2 _7 { add_header 'Access-Control-Allow-Methods' 'GET, POST, PUT, DELETE, OPTIONS' always;8 f) B" u; D* }6 O. V
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;4 b2 w' b6 p% t
# required to be able to read Authorization header in frontend
2 L- [% X1 k3 }) ]. x #add_header 'Access-Control-Expose-Headers' 'Authorization' always;2 d& d) ~0 `' {; {+ I! r( I
}
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3 R& ~2 ~' P( G4 Oif ($request_method = 'OPTIONS') {
9 Q# t9 T+ s/ q) W; M6 H # Tell client that this pre-flight info is valid for 20 days Z Y& n& B4 W ? u# U# S
add_header 'Access-Control-Max-Age' 1728000;
M* p: M* m* U) @ add_header 'Content-Type' 'text/plain charset=UTF-8';, f; I4 o& I- w' _
add_header 'Content-Length' 0;
7 n+ `1 f8 P/ i0 H* w! e3 o return 204;* c' D% R/ ^6 T
}
! h5 q! v" ~, s4 J" p: u# I6 Dif ( $request_method !~ ^(GET|POST|HEAD|OPTIONS|PUT|PATCH|DELETE)$ ) { return 444;
8 M/ H& ~! l D- P$ `7 q3 ?}
# M! p+ [/ `/ `8 n! c3 {set $origin $http_origin;! c2 O" J+ j c
if ($origin !~ '^https?://(subdom1|subdom2)\.yourdom\.zone$') {4 A* N0 w' }$ L
set $origin 'https://default.yourdom.zone';1 b) a$ J0 S2 t
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if ($request_method = 'OPTIONS') {
+ [0 _1 O+ B0 @% V6 G add_header 'Access-Control-Allow-Origin' "$origin" always;* v) k, R5 Z* h! B- n
add_header 'Access-Control-Allow-Methods' 'GET, POST, PATCH, PUT, DELETE, OPTIONS' always;
0 O r) ?! C& K6 Z6 B add_header 'Access-Control-Allow-Headers' 'Content-Type, Accept, Authorization' always;0 W( J0 c6 \4 w4 D
add_header 'Access-Control-Allow-Credentials' 'true' always;5 f* v! l! {4 x0 c
add_header Access-Control-Max-Age 1728000; #20 days
# e5 d, Q8 F$ N add_header Content-Type 'text/plain charset=UTF-8';
: U3 V3 `3 p3 ?2 u add_header Content-Length 0;9 K* R( i7 {- r
return 204;
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if ($request_method ~ '(GET|POST|PATCH|PUT|DELETE)') {4 c" ^+ M8 l1 @
add_header Access-Control-Allow-Origin "$origin" always;
/ v7 S. n K( P) j+ k! w9 H add_header Access-Control-Allow-Methods 'GET, POST, PATCH, PUT, DELETE, OPTIONS' always;7 K! r. h4 t% y; ~
add_header Access-Control-Allow-Headers 'Content-Type, Accept, Authorization' always;
0 h( X3 o- O& i& `* \; n" V( ^' ? add_header Access-Control-Allow-Credentials true always;
4 B2 J! h6 b+ B} # based on https://gist.github.com/4165271/+ f D0 \4 r' T3 x4 j: q# `3 L
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# 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
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# Despite the W3C guidance suggesting that a list of origins can be passed as part of
" x) o8 j( I0 X/ D S# J# Access-Control-Allow-Origin headers, several browsers (well, at least Firefox)
) j! E# Z8 s9 u# don't seem to play nicely with this.; I# O& k; V3 D4 x+ W& `$ T* m* d# p
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# To avoid the use of 'Access-Control-Allow-Origin: *', use a simple-ish whitelisting4 y P& x1 M& F+ X9 C( U& E
# method to control access instead./ s A/ E# U& ?6 Q+ }4 X, N
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# NB: This relies on the use of the 'Origin' HTTP Header.+ B7 A. a. |! o( A
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location / {
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$ }1 E* m6 p) M+ }% O8 x/ M+ U+ S/ A if ($http_origin ~* (^https?://([^/]+\.)*(domainone|domaintwo)\.com$)) {
. Q; u# T J( u set $cors "true";9 l2 r5 C9 S" Q/ G/ ~
}
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# Nginx doesn't support nested If statements. This is where things get slightly nasty./ t, u5 n" m6 y" a( ~; Z
# Determine the HTTP request method used
H1 ^. d- f7 R; [" R X if ($request_method = 'OPTIONS') {
4 b' x6 _1 H/ V set $cors "${cors}options";" {; _; C* W- l
}
3 a$ Z$ D( y: G# [3 { b1 Y if ($request_method = 'GET') {
# i" j( F# m9 P, ? set $cors "${cors}get";2 z8 t, ?/ H/ o7 S5 t$ B8 F' u* y
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if ($request_method = 'POST') {6 u; N7 e" @: g8 d) a- ~1 Q( t m
set $cors "${cors}post";
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w& K) | F! b3 L) Q2 A+ q* K1 ^ if ($cors = "true") {5 e- s. e5 z' i' i
# Catch all incase there's a request method we're not dealing with properly$ @8 n( Q+ H, @$ Z' J1 m+ Q
add_header 'Access-Control-Allow-Origin' "$http_origin";
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; O! _' j% x& L! ~# q if ($cors = "trueget") {8 B% i1 n, ?' l, E) }- N
add_header 'Access-Control-Allow-Origin' "$http_origin";: ?4 \; e) I( o2 K) x
add_header 'Access-Control-Allow-Credentials' 'true';
" y- d& j1 ?5 C! A3 m# ~; l' Q add_header 'Access-Control-Allow-Methods' 'GET, POST, OPTIONS';' G. o% f: C! _7 M/ ~
add_header 'Access-Control-Allow-Headers' 'DNT,X-CustomHeader,Keep-Alive,User-Agent,X-Requested-With,If-Modified-Since,Cache-Control,Content-Type';
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if ($cors = "trueoptions") {
; _. w: u. T1 T4 q4 M, } add_header 'Access-Control-Allow-Origin' "$http_origin";
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# Om nom nom cookies
f! H/ \! `. |7 T; M #
. N. R$ ^+ H! g* U3 ] add_header 'Access-Control-Allow-Credentials' 'true';6 Z' N+ p9 n& d% r& r6 z
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; n/ F) R N1 B# L; d
#
% _. b! g% z. |) m, [! @, ]4 R4 n 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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# Tell client that this pre-flight info is valid for 20 days k# r8 ^4 b/ c, b6 m6 t: G! f+ I
#
" c8 v+ l3 k& {" y# C( A; ], X add_header 'Access-Control-Max-Age' 1728000;
+ p8 ^" ]6 n/ m) D- P; m2 V add_header 'Content-Type' 'text/plain charset=UTF-8';
2 _& t9 k4 T( h add_header 'Content-Length' 0;
( b1 b9 [8 x2 S% y$ M# e4 g& }- x return 204;% S! |2 Y2 f z) w# g
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if ($cors = "truepost") {7 J1 o5 x% u4 Q3 u
add_header 'Access-Control-Allow-Origin' "$http_origin";; r0 S8 U( ?/ R$ t' E
add_header 'Access-Control-Allow-Credentials' 'true';/ k6 P) N4 @; D$ Z
add_header 'Access-Control-Allow-Methods' 'GET, POST, OPTIONS';* m$ ~& H4 k' G! Y, V4 q( z
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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}
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潸” 2019-2-20 09:34:17
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