func ReadSignature(c *cli.Context) {
sigEncoded := c.String("signature")
metaEncoded := c.String("metadata")
if sigEncoded == "" || metaEncoded == "" {
cli.ShowCommandHelp(c, "read")
os.Exit(1)
}
crypto, err := common.CreateCrypto(c)
if err != nil {
os.Exit(1)
}
signature, err := route_service.SignatureFromHeaders(sigEncoded, metaEncoded, crypto)
if err != nil {
fmt.Printf("Failed to read signature: %s\n", err.Error())
os.Exit(1)
}
printSignature(signature)
}
metadataStruct := route_service.Metadata{}
err = json.Unmarshal([]byte(metadataDecoded), &metadataStruct)
Expect(err).ToNot(HaveOccurred())
Expect(metadataStruct.Nonce).To(Equal([]byte("some-nonce")))
Expect(metadataStruct.IV).To(Equal([]byte("some-iv")))
})
Context("when unable to encrypt the signature", func() {
BeforeEach(func() {
crypto.EncryptReturns([]byte{}, []byte{}, []byte{}, errors.New("No entropy"))
})
It("returns an error", func() {
_, _, err := route_service.BuildSignatureAndMetadata(crypto, signature)
Expect(err).To(HaveOccurred())
})
})
})
Describe("Parse signature from headers", func() {
It("parses signature from signature and metadata headers", func() {
signatureHeader := "eyJyZXF1ZXN0ZWRfdGltZSI6IjIwMTUtMDctMjNUMTA6NDg6MDguMjQwMDMwNzIyLTA3OjAwIn1lbmNyeXB0ZWRzb21lLW5vbmNlc29tZS1pdg=="
metadataHeader := "eyJpdiI6ImMyOXRaUzFwZGc9PSIsIm5vbmNlIjoiYzI5dFpTMXViMjVqWlE9PSJ9"
signature, err := route_service.SignatureFromHeaders(signatureHeader, metadataHeader, crypto)
Expect(err).ToNot(HaveOccurred())
Expect(signature.RequestedTime.Sub(time.Unix(1437673688, 240030722))).To(Equal(time.Duration(0)))
})
})
})