smallstep-certificates/acme/api/handler_test.go
2021-06-18 12:39:36 +02:00

687 lines
22 KiB
Go

package api
import (
"bytes"
"context"
"crypto/x509"
"encoding/json"
"encoding/pem"
"fmt"
"io/ioutil"
"net/http"
"net/http/httptest"
"net/url"
"testing"
"time"
"github.com/go-chi/chi"
"github.com/pkg/errors"
"github.com/smallstep/assert"
"github.com/smallstep/certificates/acme"
"go.step.sm/crypto/jose"
"go.step.sm/crypto/pemutil"
)
func TestHandler_GetNonce(t *testing.T) {
tests := []struct {
name string
statusCode int
}{
{"GET", 204},
{"HEAD", 200},
}
// Request with chi context
req := httptest.NewRequest("GET", "http://ca.smallstep.com/nonce", nil)
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
h := &Handler{}
w := httptest.NewRecorder()
req.Method = tt.name
h.GetNonce(w, req)
res := w.Result()
if res.StatusCode != tt.statusCode {
t.Errorf("Handler.GetNonce StatusCode = %d, wants %d", res.StatusCode, tt.statusCode)
}
})
}
}
func TestHandler_GetDirectory(t *testing.T) {
linker := NewLinker("ca.smallstep.com", "acme")
prov := newProv()
provName := url.PathEscape(prov.GetName())
baseURL := &url.URL{Scheme: "https", Host: "test.ca.smallstep.com"}
ctx := context.WithValue(context.Background(), provisionerContextKey, prov)
ctx = context.WithValue(ctx, baseURLContextKey, baseURL)
expDir := Directory{
NewNonce: fmt.Sprintf("%s/acme/%s/new-nonce", baseURL.String(), provName),
NewAccount: fmt.Sprintf("%s/acme/%s/new-account", baseURL.String(), provName),
NewOrder: fmt.Sprintf("%s/acme/%s/new-order", baseURL.String(), provName),
RevokeCert: fmt.Sprintf("%s/acme/%s/revoke-cert", baseURL.String(), provName),
KeyChange: fmt.Sprintf("%s/acme/%s/key-change", baseURL.String(), provName),
}
type test struct {
statusCode int
err *acme.Error
}
var tests = map[string]func(t *testing.T) test{
"ok": func(t *testing.T) test {
return test{
statusCode: 200,
}
},
}
for name, run := range tests {
tc := run(t)
t.Run(name, func(t *testing.T) {
h := &Handler{linker: linker}
req := httptest.NewRequest("GET", "/foo/bar", nil)
req = req.WithContext(ctx)
w := httptest.NewRecorder()
h.GetDirectory(w, req)
res := w.Result()
assert.Equals(t, res.StatusCode, tc.statusCode)
body, err := ioutil.ReadAll(res.Body)
res.Body.Close()
assert.FatalError(t, err)
if res.StatusCode >= 400 && assert.NotNil(t, tc.err) {
var ae acme.Error
assert.FatalError(t, json.Unmarshal(bytes.TrimSpace(body), &ae))
assert.Equals(t, ae.Type, tc.err.Type)
assert.Equals(t, ae.Detail, tc.err.Detail)
assert.Equals(t, ae.Identifier, tc.err.Identifier)
assert.Equals(t, ae.Subproblems, tc.err.Subproblems)
assert.Equals(t, res.Header["Content-Type"], []string{"application/problem+json"})
} else {
var dir Directory
json.Unmarshal(bytes.TrimSpace(body), &dir)
assert.Equals(t, dir, expDir)
assert.Equals(t, res.Header["Content-Type"], []string{"application/json"})
}
})
}
}
func TestHandler_GetAuthorization(t *testing.T) {
expiry := time.Now().UTC().Add(6 * time.Hour)
az := acme.Authorization{
ID: "authzID",
AccountID: "accID",
Identifier: acme.Identifier{
Type: "dns",
Value: "example.com",
},
Status: "pending",
ExpiresAt: expiry,
Wildcard: false,
Challenges: []*acme.Challenge{
{
Type: "http-01",
Status: "pending",
Token: "tok2",
URL: "https://ca.smallstep.com/acme/challenge/chHTTPID",
ID: "chHTTP01ID",
},
{
Type: "dns-01",
Status: "pending",
Token: "tok2",
URL: "https://ca.smallstep.com/acme/challenge/chDNSID",
ID: "chDNSID",
},
},
}
prov := newProv()
provName := url.PathEscape(prov.GetName())
baseURL := &url.URL{Scheme: "https", Host: "test.ca.smallstep.com"}
// Request with chi context
chiCtx := chi.NewRouteContext()
chiCtx.URLParams.Add("authzID", az.ID)
url := fmt.Sprintf("%s/acme/%s/authz/%s",
baseURL.String(), provName, az.ID)
type test struct {
db acme.DB
ctx context.Context
statusCode int
err *acme.Error
}
var tests = map[string]func(t *testing.T) test{
"fail/no-account": func(t *testing.T) test {
return test{
db: &acme.MockDB{},
ctx: context.Background(),
statusCode: 400,
err: acme.NewError(acme.ErrorAccountDoesNotExistType, "account does not exist"),
}
},
"fail/nil-account": func(t *testing.T) test {
ctx := context.WithValue(context.Background(), provisionerContextKey, prov)
ctx = context.WithValue(ctx, accContextKey, nil)
return test{
db: &acme.MockDB{},
ctx: ctx,
statusCode: 400,
err: acme.NewError(acme.ErrorAccountDoesNotExistType, "account does not exist"),
}
},
"fail/db.GetAuthorization-error": func(t *testing.T) test {
acc := &acme.Account{ID: "accID"}
ctx := context.WithValue(context.Background(), accContextKey, acc)
ctx = context.WithValue(ctx, chi.RouteCtxKey, chiCtx)
return test{
db: &acme.MockDB{
MockError: acme.NewErrorISE("force"),
},
ctx: ctx,
statusCode: 500,
err: acme.NewErrorISE("force"),
}
},
"fail/account-id-mismatch": func(t *testing.T) test {
acc := &acme.Account{ID: "accID"}
ctx := context.WithValue(context.Background(), accContextKey, acc)
ctx = context.WithValue(ctx, chi.RouteCtxKey, chiCtx)
return test{
db: &acme.MockDB{
MockGetAuthorization: func(ctx context.Context, id string) (*acme.Authorization, error) {
assert.Equals(t, id, az.ID)
return &acme.Authorization{
AccountID: "foo",
}, nil
},
},
ctx: ctx,
statusCode: 401,
err: acme.NewError(acme.ErrorUnauthorizedType, "account id mismatch"),
}
},
"fail/db.UpdateAuthorization-error": func(t *testing.T) test {
acc := &acme.Account{ID: "accID"}
ctx := context.WithValue(context.Background(), accContextKey, acc)
ctx = context.WithValue(ctx, chi.RouteCtxKey, chiCtx)
return test{
db: &acme.MockDB{
MockGetAuthorization: func(ctx context.Context, id string) (*acme.Authorization, error) {
assert.Equals(t, id, az.ID)
return &acme.Authorization{
AccountID: "accID",
Status: acme.StatusPending,
ExpiresAt: time.Now().Add(-1 * time.Hour),
}, nil
},
MockUpdateAuthorization: func(ctx context.Context, az *acme.Authorization) error {
assert.Equals(t, az.Status, acme.StatusInvalid)
return acme.NewErrorISE("force")
},
},
ctx: ctx,
statusCode: 500,
err: acme.NewErrorISE("force"),
}
},
"ok": func(t *testing.T) test {
acc := &acme.Account{ID: "accID"}
ctx := context.WithValue(context.Background(), provisionerContextKey, prov)
ctx = context.WithValue(ctx, accContextKey, acc)
ctx = context.WithValue(ctx, chi.RouteCtxKey, chiCtx)
ctx = context.WithValue(ctx, baseURLContextKey, baseURL)
return test{
db: &acme.MockDB{
MockGetAuthorization: func(ctx context.Context, id string) (*acme.Authorization, error) {
assert.Equals(t, id, az.ID)
return &az, nil
},
},
ctx: ctx,
statusCode: 200,
}
},
}
for name, run := range tests {
tc := run(t)
t.Run(name, func(t *testing.T) {
h := &Handler{db: tc.db, linker: NewLinker("dns", "acme")}
req := httptest.NewRequest("GET", "/foo/bar", nil)
req = req.WithContext(tc.ctx)
w := httptest.NewRecorder()
h.GetAuthorization(w, req)
res := w.Result()
assert.Equals(t, res.StatusCode, tc.statusCode)
body, err := ioutil.ReadAll(res.Body)
res.Body.Close()
assert.FatalError(t, err)
if res.StatusCode >= 400 && assert.NotNil(t, tc.err) {
var ae acme.Error
assert.FatalError(t, json.Unmarshal(bytes.TrimSpace(body), &ae))
assert.Equals(t, ae.Type, tc.err.Type)
assert.Equals(t, ae.Detail, tc.err.Detail)
assert.Equals(t, ae.Identifier, tc.err.Identifier)
assert.Equals(t, ae.Subproblems, tc.err.Subproblems)
assert.Equals(t, res.Header["Content-Type"], []string{"application/problem+json"})
} else {
//var gotAz acme.Authz
//assert.FatalError(t, json.Unmarshal(bytes.TrimSpace(body), &gotAz))
expB, err := json.Marshal(az)
assert.FatalError(t, err)
assert.Equals(t, bytes.TrimSpace(body), expB)
assert.Equals(t, res.Header["Location"], []string{url})
assert.Equals(t, res.Header["Content-Type"], []string{"application/json"})
}
})
}
}
func TestHandler_GetCertificate(t *testing.T) {
leaf, err := pemutil.ReadCertificate("../../authority/testdata/certs/foo.crt")
assert.FatalError(t, err)
inter, err := pemutil.ReadCertificate("../../authority/testdata/certs/intermediate_ca.crt")
assert.FatalError(t, err)
root, err := pemutil.ReadCertificate("../../authority/testdata/certs/root_ca.crt")
assert.FatalError(t, err)
certBytes := append(pem.EncodeToMemory(&pem.Block{
Type: "CERTIFICATE",
Bytes: leaf.Raw,
}), pem.EncodeToMemory(&pem.Block{
Type: "CERTIFICATE",
Bytes: inter.Raw,
})...)
certBytes = append(certBytes, pem.EncodeToMemory(&pem.Block{
Type: "CERTIFICATE",
Bytes: root.Raw,
})...)
certID := "certID"
prov := newProv()
provName := url.PathEscape(prov.GetName())
baseURL := &url.URL{Scheme: "https", Host: "test.ca.smallstep.com"}
// Request with chi context
chiCtx := chi.NewRouteContext()
chiCtx.URLParams.Add("certID", certID)
url := fmt.Sprintf("%s/acme/%s/certificate/%s",
baseURL.String(), provName, certID)
type test struct {
db acme.DB
ctx context.Context
statusCode int
err *acme.Error
}
var tests = map[string]func(t *testing.T) test{
"fail/no-account": func(t *testing.T) test {
return test{
db: &acme.MockDB{},
ctx: context.Background(),
statusCode: 400,
err: acme.NewError(acme.ErrorAccountDoesNotExistType, "account does not exist"),
}
},
"fail/nil-account": func(t *testing.T) test {
ctx := context.WithValue(context.Background(), accContextKey, nil)
return test{
db: &acme.MockDB{},
ctx: ctx,
statusCode: 400,
err: acme.NewError(acme.ErrorAccountDoesNotExistType, "account does not exist"),
}
},
"fail/db.GetCertificate-error": func(t *testing.T) test {
acc := &acme.Account{ID: "accID"}
ctx := context.WithValue(context.Background(), accContextKey, acc)
ctx = context.WithValue(ctx, chi.RouteCtxKey, chiCtx)
return test{
db: &acme.MockDB{
MockError: acme.NewErrorISE("force"),
},
ctx: ctx,
statusCode: 500,
err: acme.NewErrorISE("force"),
}
},
"fail/account-id-mismatch": func(t *testing.T) test {
acc := &acme.Account{ID: "accID"}
ctx := context.WithValue(context.Background(), accContextKey, acc)
ctx = context.WithValue(ctx, chi.RouteCtxKey, chiCtx)
return test{
db: &acme.MockDB{
MockGetCertificate: func(ctx context.Context, id string) (*acme.Certificate, error) {
assert.Equals(t, id, certID)
return &acme.Certificate{AccountID: "foo"}, nil
},
},
ctx: ctx,
statusCode: 401,
err: acme.NewError(acme.ErrorUnauthorizedType, "account id mismatch"),
}
},
"ok": func(t *testing.T) test {
acc := &acme.Account{ID: "accID"}
ctx := context.WithValue(context.Background(), accContextKey, acc)
ctx = context.WithValue(ctx, chi.RouteCtxKey, chiCtx)
return test{
db: &acme.MockDB{
MockGetCertificate: func(ctx context.Context, id string) (*acme.Certificate, error) {
assert.Equals(t, id, certID)
return &acme.Certificate{
AccountID: "accID",
OrderID: "ordID",
Leaf: leaf,
Intermediates: []*x509.Certificate{inter, root},
ID: id,
}, nil
},
},
ctx: ctx,
statusCode: 200,
}
},
}
for name, run := range tests {
tc := run(t)
t.Run(name, func(t *testing.T) {
h := &Handler{db: tc.db}
req := httptest.NewRequest("GET", url, nil)
req = req.WithContext(tc.ctx)
w := httptest.NewRecorder()
h.GetCertificate(w, req)
res := w.Result()
assert.Equals(t, res.StatusCode, tc.statusCode)
body, err := ioutil.ReadAll(res.Body)
res.Body.Close()
assert.FatalError(t, err)
if res.StatusCode >= 400 && assert.NotNil(t, tc.err) {
var ae acme.Error
assert.FatalError(t, json.Unmarshal(bytes.TrimSpace(body), &ae))
assert.Equals(t, ae.Type, tc.err.Type)
assert.HasPrefix(t, ae.Detail, tc.err.Detail)
assert.Equals(t, ae.Identifier, tc.err.Identifier)
assert.Equals(t, ae.Subproblems, tc.err.Subproblems)
assert.Equals(t, res.Header["Content-Type"], []string{"application/problem+json"})
} else {
assert.Equals(t, bytes.TrimSpace(body), bytes.TrimSpace(certBytes))
assert.Equals(t, res.Header["Content-Type"], []string{"application/pem-certificate-chain; charset=utf-8"})
}
})
}
}
func TestHandler_GetChallenge(t *testing.T) {
chiCtx := chi.NewRouteContext()
chiCtx.URLParams.Add("chID", "chID")
chiCtx.URLParams.Add("authzID", "authzID")
prov := newProv()
provName := url.PathEscape(prov.GetName())
baseURL := &url.URL{Scheme: "https", Host: "test.ca.smallstep.com"}
url := fmt.Sprintf("%s/acme/%s/challenge/%s/%s",
baseURL.String(), provName, "authzID", "chID")
type test struct {
db acme.DB
vco *acme.ValidateChallengeOptions
ctx context.Context
statusCode int
ch *acme.Challenge
err *acme.Error
}
var tests = map[string]func(t *testing.T) test{
"fail/no-account": func(t *testing.T) test {
return test{
ctx: context.Background(),
statusCode: 400,
err: acme.NewError(acme.ErrorAccountDoesNotExistType, "account does not exist"),
}
},
"fail/nil-account": func(t *testing.T) test {
return test{
ctx: context.WithValue(context.Background(), accContextKey, nil),
statusCode: 400,
err: acme.NewError(acme.ErrorAccountDoesNotExistType, "account does not exist"),
}
},
"fail/no-payload": func(t *testing.T) test {
acc := &acme.Account{ID: "accID"}
ctx := context.WithValue(context.Background(), accContextKey, acc)
return test{
ctx: ctx,
statusCode: 500,
err: acme.NewErrorISE("payload expected in request context"),
}
},
"fail/nil-payload": func(t *testing.T) test {
acc := &acme.Account{ID: "accID"}
ctx := context.WithValue(context.Background(), provisionerContextKey, prov)
ctx = context.WithValue(ctx, accContextKey, acc)
ctx = context.WithValue(ctx, payloadContextKey, nil)
return test{
ctx: ctx,
statusCode: 500,
err: acme.NewErrorISE("payload expected in request context"),
}
},
"fail/db.GetChallenge-error": func(t *testing.T) test {
acc := &acme.Account{ID: "accID"}
ctx := context.WithValue(context.Background(), provisionerContextKey, prov)
ctx = context.WithValue(ctx, accContextKey, acc)
ctx = context.WithValue(ctx, payloadContextKey, &payloadInfo{isEmptyJSON: true})
ctx = context.WithValue(ctx, chi.RouteCtxKey, chiCtx)
return test{
db: &acme.MockDB{
MockGetChallenge: func(ctx context.Context, chID, azID string) (*acme.Challenge, error) {
assert.Equals(t, chID, "chID")
assert.Equals(t, azID, "authzID")
return nil, acme.NewErrorISE("force")
},
},
ctx: ctx,
statusCode: 500,
err: acme.NewErrorISE("force"),
}
},
"fail/account-id-mismatch": func(t *testing.T) test {
acc := &acme.Account{ID: "accID"}
ctx := context.WithValue(context.Background(), provisionerContextKey, prov)
ctx = context.WithValue(ctx, accContextKey, acc)
ctx = context.WithValue(ctx, payloadContextKey, &payloadInfo{isEmptyJSON: true})
ctx = context.WithValue(ctx, chi.RouteCtxKey, chiCtx)
return test{
db: &acme.MockDB{
MockGetChallenge: func(ctx context.Context, chID, azID string) (*acme.Challenge, error) {
assert.Equals(t, chID, "chID")
assert.Equals(t, azID, "authzID")
return &acme.Challenge{AccountID: "foo"}, nil
},
},
ctx: ctx,
statusCode: 401,
err: acme.NewError(acme.ErrorUnauthorizedType, "accout id mismatch"),
}
},
"fail/no-jwk": func(t *testing.T) test {
acc := &acme.Account{ID: "accID"}
ctx := context.WithValue(context.Background(), provisionerContextKey, prov)
ctx = context.WithValue(ctx, accContextKey, acc)
ctx = context.WithValue(ctx, payloadContextKey, &payloadInfo{isEmptyJSON: true})
ctx = context.WithValue(ctx, chi.RouteCtxKey, chiCtx)
return test{
db: &acme.MockDB{
MockGetChallenge: func(ctx context.Context, chID, azID string) (*acme.Challenge, error) {
assert.Equals(t, chID, "chID")
assert.Equals(t, azID, "authzID")
return &acme.Challenge{AccountID: "accID"}, nil
},
},
ctx: ctx,
statusCode: 500,
err: acme.NewErrorISE("missing jwk"),
}
},
"fail/nil-jwk": func(t *testing.T) test {
acc := &acme.Account{ID: "accID"}
ctx := context.WithValue(context.Background(), provisionerContextKey, prov)
ctx = context.WithValue(ctx, accContextKey, acc)
ctx = context.WithValue(ctx, payloadContextKey, &payloadInfo{isEmptyJSON: true})
ctx = context.WithValue(ctx, jwkContextKey, nil)
ctx = context.WithValue(ctx, chi.RouteCtxKey, chiCtx)
return test{
db: &acme.MockDB{
MockGetChallenge: func(ctx context.Context, chID, azID string) (*acme.Challenge, error) {
assert.Equals(t, chID, "chID")
assert.Equals(t, azID, "authzID")
return &acme.Challenge{AccountID: "accID"}, nil
},
},
ctx: ctx,
statusCode: 500,
err: acme.NewErrorISE("nil jwk"),
}
},
"fail/validate-challenge-error": func(t *testing.T) test {
acc := &acme.Account{ID: "accID"}
ctx := context.WithValue(context.Background(), provisionerContextKey, prov)
ctx = context.WithValue(ctx, accContextKey, acc)
ctx = context.WithValue(ctx, payloadContextKey, &payloadInfo{isEmptyJSON: true})
_jwk, err := jose.GenerateJWK("EC", "P-256", "ES256", "sig", "", 0)
assert.FatalError(t, err)
_pub := _jwk.Public()
ctx = context.WithValue(ctx, jwkContextKey, &_pub)
ctx = context.WithValue(ctx, chi.RouteCtxKey, chiCtx)
return test{
db: &acme.MockDB{
MockGetChallenge: func(ctx context.Context, chID, azID string) (*acme.Challenge, error) {
assert.Equals(t, chID, "chID")
assert.Equals(t, azID, "authzID")
return &acme.Challenge{
Status: acme.StatusPending,
Type: acme.HTTP01,
AccountID: "accID",
}, nil
},
MockUpdateChallenge: func(ctx context.Context, ch *acme.Challenge) error {
assert.Equals(t, ch.Status, acme.StatusPending)
assert.Equals(t, ch.Type, acme.HTTP01)
assert.Equals(t, ch.AccountID, "accID")
assert.Equals(t, ch.AuthorizationID, "authzID")
assert.HasSuffix(t, ch.Error.Type, acme.ErrorConnectionType.String())
return acme.NewErrorISE("force")
},
},
vco: &acme.ValidateChallengeOptions{
HTTPGet: func(string) (*http.Response, error) {
return nil, errors.New("force")
},
},
ctx: ctx,
statusCode: 500,
err: acme.NewErrorISE("force"),
}
},
"ok": func(t *testing.T) test {
acc := &acme.Account{ID: "accID"}
ctx := context.WithValue(context.Background(), provisionerContextKey, prov)
ctx = context.WithValue(ctx, accContextKey, acc)
ctx = context.WithValue(ctx, payloadContextKey, &payloadInfo{isEmptyJSON: true})
_jwk, err := jose.GenerateJWK("EC", "P-256", "ES256", "sig", "", 0)
assert.FatalError(t, err)
_pub := _jwk.Public()
ctx = context.WithValue(ctx, jwkContextKey, &_pub)
ctx = context.WithValue(ctx, baseURLContextKey, baseURL)
ctx = context.WithValue(ctx, chi.RouteCtxKey, chiCtx)
return test{
db: &acme.MockDB{
MockGetChallenge: func(ctx context.Context, chID, azID string) (*acme.Challenge, error) {
assert.Equals(t, chID, "chID")
assert.Equals(t, azID, "authzID")
return &acme.Challenge{
ID: "chID",
Status: acme.StatusPending,
Type: acme.HTTP01,
AccountID: "accID",
}, nil
},
MockUpdateChallenge: func(ctx context.Context, ch *acme.Challenge) error {
assert.Equals(t, ch.Status, acme.StatusPending)
assert.Equals(t, ch.Type, acme.HTTP01)
assert.Equals(t, ch.AccountID, "accID")
assert.Equals(t, ch.AuthorizationID, "authzID")
assert.HasSuffix(t, ch.Error.Type, acme.ErrorConnectionType.String())
return nil
},
},
ch: &acme.Challenge{
ID: "chID",
Status: acme.StatusPending,
AuthorizationID: "authzID",
Type: acme.HTTP01,
AccountID: "accID",
URL: url,
Error: acme.NewError(acme.ErrorConnectionType, "force"),
},
vco: &acme.ValidateChallengeOptions{
HTTPGet: func(string) (*http.Response, error) {
return nil, errors.New("force")
},
},
ctx: ctx,
statusCode: 200,
}
},
}
for name, run := range tests {
tc := run(t)
t.Run(name, func(t *testing.T) {
h := &Handler{db: tc.db, linker: NewLinker("dns", "acme"), validateChallengeOptions: tc.vco}
req := httptest.NewRequest("GET", url, nil)
req = req.WithContext(tc.ctx)
w := httptest.NewRecorder()
h.GetChallenge(w, req)
res := w.Result()
assert.Equals(t, res.StatusCode, tc.statusCode)
body, err := ioutil.ReadAll(res.Body)
res.Body.Close()
assert.FatalError(t, err)
if res.StatusCode >= 400 && assert.NotNil(t, tc.err) {
var ae acme.Error
assert.FatalError(t, json.Unmarshal(bytes.TrimSpace(body), &ae))
assert.Equals(t, ae.Type, tc.err.Type)
assert.Equals(t, ae.Detail, tc.err.Detail)
assert.Equals(t, ae.Identifier, tc.err.Identifier)
assert.Equals(t, ae.Subproblems, tc.err.Subproblems)
assert.Equals(t, res.Header["Content-Type"], []string{"application/problem+json"})
} else {
expB, err := json.Marshal(tc.ch)
assert.FatalError(t, err)
assert.Equals(t, bytes.TrimSpace(body), expB)
assert.Equals(t, res.Header["Link"], []string{fmt.Sprintf("<%s/acme/%s/authz/%s>;rel=\"up\"", baseURL, provName, "authzID")})
assert.Equals(t, res.Header["Location"], []string{url})
assert.Equals(t, res.Header["Content-Type"], []string{"application/json"})
}
})
}
}