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krakend.json
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{
"$schema": "https://www.krakend.io/schema/krakend.json",
"version": 3,
"name": "Lappy API Gateway",
"cache_ttl": "300s",
"read_timeout": "20s",
"write_timeout": "20s",
"idle_timeout": "20s",
"timeout": "20s",
"output_encoding": "json",
"port": 8080,
"extra_config": {
"auth/validator": {
"shared_cache_duration": 900
},
"security/cors": {
"allow_origins": [
"*"
],
"allow_methods": [
"GET",
"POST",
"DELETE"
],
"expose_headers": [
"Content-Length",
"Content-Type",
"Authorization"
],
"allow_headers": [
"Accept-Language",
"Authorization",
"Content-Type"
],
"max_age": "12h",
"allow_credentials": true,
"debug": false
}
},
"endpoints": [
{
"endpoint": "/laptops/{id}",
"method": "GET",
"output_encoding": "json",
"backend": [
{
"url_pattern": "/api/items/{id}",
"host": [
"http://specs-micro:8001"
]
},
{
"url_pattern": "/news/search?find={resp0_producer}+{resp0_model}",
"method": "GET",
"host": [
"news-ms:8000"
],
"input_query_strings": [
"find"
],
"deny": [
"count"
],
"mapping": {
"results": "news"
},
"extra_config": {
"modifier/lua-backend": {
"pre": "local r = request.load(); local link = r:url():gsub(' ', '+'); r:url(link);",
"allow_open_libs": true
}
}
},
{
"url_pattern": "/cases?diagonal={resp0_displaysize}",
"method": "GET",
"host": [
"http://accessories:8002"
],
"input_query_strings": [
"diagonal"
],
"is_collection": true,
"mapping": {
"collection": "cases"
}
},
{
"url_pattern": "/disks?volume={resp0_volume}",
"method": "GET",
"host": [
"http://accessories:8002"
],
"input_query_strings": [
"volume"
],
"is_collection": true,
"mapping": {
"collection": "disks"
}
},
{
"url_pattern": "/headphones?model={resp0_producer}",
"method": "GET",
"host": [
"http://accessories:8002"
],
"input_query_strings": [
"model"
],
"is_collection": true,
"mapping": {
"collection": "headphones"
}
},
{
"url_pattern": "/laptop_ratings?title={resp0_model}",
"method": "GET",
"host": [
"http://rating-app:8004"
],
"input_query_strings": [
"title"
],
"is_collection": true,
"mapping": {
"collection": "rating"
},
"extra_config": {
"modifier/lua-backend": {
"sources": [
"/etc/krakend/ratings.lua"
],
"pre": "local r = request.load(); local link = r:url():gsub(' ', '+'); r:url(link);",
"post": "swapResponse()",
"allow_open_libs": true
}
}
}
],
"extra_config": {
"proxy": {
"sequential": true
}
}
},
{
"endpoint": "/news/search",
"method": "GET",
"backend": [
{
"url_pattern": "/news/search",
"method": "GET",
"host": [
"news-ms:8000"
]
}
],
"input_query_strings": [
"find",
"page",
"limit",
"period"
],
"extra_config": {
"auth/validator": {
"alg": "RS256",
"jwk_url": "http://auth-system:8005/jwk/",
"cache": true,
"disable_jwk_security": true,
"cache_duration": 3600,
"operation_debug": true
}
}
},
{
"endpoint": "/news/{id}",
"method": "GET",
"backend": [
{
"url_pattern": "/news/{id}",
"method": "GET",
"host": [
"news-ms:8000"
]
}
],
"extra_config": {
"auth/validator": {
"alg": "RS256",
"jwk_url": "http://auth-system:8005/jwk/",
"cache": true,
"disable_jwk_security": true,
"cache_duration": 3600,
"operation_debug": true
}
}
},
{
"endpoint": "/accessories/{item_type}",
"input_query_strings": [
"diagonal",
"volume",
"model",
"page_numb",
"page_size"
],
"method": "GET",
"backend": [
{
"url_pattern": "/{item_type}",
"host": ["http://accessories:8002"],
"is_collection": true
}
]
},
{
"endpoint": "/laptops",
"input_query_strings": [
"producer",
"series",
"cpu",
"gpu",
"displaysize",
"page"
],
"method": "GET",
"backend": [
{
"url_pattern": "/api/items",
"host": ["http://specs-micro:8001"]
}
]
},
{
"endpoint": "/laptop_ratings",
"method": "GET",
"output_encoding": "json",
"backend": [
{
"url_pattern": "/laptop_ratings",
"encoding": "json",
"host": ["rating_app:8002"]
}
],
"input_query_strings": ["title", "rating"]
},
{
"endpoint": "/user/register",
"method": "POST",
"output_encoding": "no-op",
"backend": [
{
"url_pattern": "/auth/users/",
"method": "POST",
"host": ["http://auth-system:8005"],
"encoding": "no-op"
}
],
"input_headers": ["Content-Length", "Content-Type"]
},
{
"endpoint": "/user/activate",
"method": "POST",
"output_encoding": "no-op",
"backend": [
{
"url_pattern": "/auth/users/activation/",
"method": "POST",
"host": ["http://auth-system:8005"],
"encoding": "no-op"
}
],
"input_headers": ["Content-Length", "Content-Type"]
},
{
"endpoint": "/user/login",
"method": "POST",
"output_encoding": "no-op",
"backend": [
{
"url_pattern": "/auth/jwt/create/",
"method": "POST",
"host": ["http://auth-system:8005"],
"encoding": "no-op"
}
],
"input_headers": ["Content-Length", "Content-Type"]
},
{
"endpoint": "/user/refresh",
"method": "POST",
"output_encoding": "no-op",
"backend": [
{
"url_pattern": "/auth/jwt/refresh/",
"method": "POST",
"host": ["http://auth-system:8005"],
"encoding": "no-op"
}
],
"input_headers": ["Content-Length", "Content-Type"]
},
{
"endpoint": "/user/me/delete",
"method": "DELETE",
"output_encoding": "no-op",
"backend": [
{
"url_pattern": "/auth/users/me/",
"method": "DELETE",
"host": ["http://auth-system:8005"],
"encoding": "no-op"
}
],
"input_headers": ["Content-Length", "Content-Type", "Authorization"]
},
{
"endpoint": "/user/me/reset-password",
"method": "POST",
"output_encoding": "no-op",
"backend": [
{
"url_pattern": "/auth/users/reset_password/",
"method": "POST",
"host": ["http://auth-system:8005"],
"encoding": "no-op"
}
],
"input_headers": ["Content-Length", "Content-Type"]
},
{
"endpoint": "/user/me/reset-password/confirm",
"method": "POST",
"output_encoding": "no-op",
"backend": [
{
"url_pattern": "/auth/users/reset_password_confirm/",
"method": "POST",
"host": ["http://auth-system:8005"],
"encoding": "no-op"
}
],
"input_headers": ["Content-Length", "Content-Type"]
},
{
"endpoint": "/questions",
"input_query_strings": ["laptop_id"],
"method": "GET",
"backend": [
{
"url_pattern": "/questions/",
"method": "GET",
"host": ["http://auth-system:8005"],
"is_collection": true
}
]
},
{
"endpoint": "/questions",
"output_encoding": "no-op",
"input_headers": ["Content-Type", "Content-Length", "Authorization"],
"method": "POST",
"backend": [
{
"url_pattern": "/questions/",
"encoding": "no-op",
"method": "POST",
"host": ["http://auth-system:8005"]
}
]
},
{
"endpoint": "/favorites",
"input_headers": ["Cookie", "Authorization"],
"method": "GET",
"backend": [
{
"url_pattern": "/favorites/",
"method": "GET",
"host": ["http://auth-system:8005"]
},
{
"url_pattern": "/api/selected?ids={resp0_favorites}",
"method": "GET",
"host": ["http://specs-micro:8001"],
"is_collection": true
}
],
"extra_config": {
"proxy": {
"sequential": true
}
}
},
{
"endpoint": "/favorites",
"output_encoding": "no-op",
"input_headers": ["Cookie", "Content-Type", "Content-Length", "Authorization"],
"method": "POST",
"backend": [
{
"url_pattern": "/favorites/",
"encoding": "no-op",
"method": "POST",
"host": ["http://auth-system:8005"]
}
]
}
]
}