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refactor(#29): updated readme, added examples, minor fixes
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,15 @@ | ||
| { | ||
| // Use IntelliSense to learn about possible attributes. | ||
| // Hover to view descriptions of existing attributes. | ||
| // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387 | ||
| "version": "0.2.0", | ||
| "configurations": [ | ||
| { | ||
| "name": "hmac", | ||
| "type": "go", | ||
| "request": "launch", | ||
| "mode": "auto", | ||
| "program": "examples/hmac/main.go" | ||
| } | ||
| ] | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,101 @@ | ||
| package main | ||
|
|
||
| import ( | ||
| "fmt" | ||
|
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| "github.com/armortal/webcrypto-go" | ||
| "github.com/armortal/webcrypto-go/algorithms/ecdsa" | ||
| ) | ||
|
|
||
| func main() { | ||
| // generate a new P-256 ECDSA key | ||
| key, err := webcrypto.Subtle().GenerateKey( | ||
| &webcrypto.Algorithm{ | ||
| Name: "ECDSA", | ||
| Params: &ecdsa.KeyGenParams{ | ||
| NamedCurve: "P-256", | ||
| }, | ||
| }, true, []webcrypto.KeyUsage{ | ||
| webcrypto.Sign, | ||
| webcrypto.Verify, | ||
| }) | ||
| if err != nil { | ||
| panic(err) | ||
| } | ||
|
|
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| // key returned is a webcrypto.CryptoKeyPair | ||
| cryptoKey := key.(webcrypto.CryptoKeyPair) | ||
|
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| // sign some data with the private key | ||
| sig, err := webcrypto.Subtle().Sign(&webcrypto.Algorithm{ | ||
| Name: "ECDSA", | ||
| Params: &ecdsa.Params{ | ||
| Hash: "SHA-256", | ||
| }, | ||
| }, cryptoKey.PrivateKey(), []byte("test")) | ||
| if err != nil { | ||
| panic(err) | ||
| } | ||
|
|
||
| // verify the signature with the public key | ||
| ok, err := webcrypto.Subtle().Verify(&webcrypto.Algorithm{ | ||
| Name: "ECDSA", | ||
| Params: &ecdsa.Params{ | ||
| Hash: "SHA-256", | ||
| }, | ||
| }, cryptoKey.PublicKey(), sig, []byte("test")) | ||
| if err != nil { | ||
| panic(err) | ||
| } | ||
|
|
||
| if !ok { | ||
| panic("signature didn't verify") | ||
| } | ||
|
|
||
| // export the public/private key as webcrypto.JsonWebKey | ||
| out, err := webcrypto.Subtle().ExportKey(webcrypto.Jwk, cryptoKey.PrivateKey()) | ||
| if err != nil { | ||
| panic(err) | ||
| } | ||
|
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||
| // do something with jwk | ||
| jwk := out.(*webcrypto.JsonWebKey) | ||
|
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||
| // export the key as PKCS8 | ||
| out, err = webcrypto.Subtle().ExportKey(webcrypto.PKCS8, cryptoKey.PrivateKey()) | ||
| if err != nil { | ||
| panic(err) | ||
| } | ||
|
|
||
| // do something with the pkcs8 key | ||
| pkcs8 := out.([]byte) | ||
|
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| // import a public/private key from a jwk | ||
| in, err := webcrypto.Subtle().ImportKey(webcrypto.Jwk, jwk, &webcrypto.Algorithm{ | ||
| Name: "ECDSA", | ||
| Params: &ecdsa.KeyImportParams{ | ||
| NamedCurve: "P-256", | ||
| }, | ||
| }, true, []webcrypto.KeyUsage{ | ||
| webcrypto.Sign, | ||
| }) | ||
| if err != nil { | ||
| panic(err) | ||
| } | ||
|
|
||
| // import a public/private key from PKCS8 | ||
| in, err = webcrypto.Subtle().ImportKey(webcrypto.PKCS8, pkcs8, &webcrypto.Algorithm{ | ||
| Name: "ECDSA", | ||
| Params: &ecdsa.KeyImportParams{ | ||
| NamedCurve: "P-256", | ||
| }, | ||
| }, true, []webcrypto.KeyUsage{ | ||
| webcrypto.Sign, | ||
| }) | ||
| if err != nil { | ||
| panic(err) | ||
| } | ||
|
|
||
| // do something with the imported webcrypto.CryptoKey | ||
| fmt.Println(in.Type()) | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,113 @@ | ||
| package main | ||
|
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||
| import ( | ||
| "fmt" | ||
|
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| "github.com/armortal/webcrypto-go" | ||
| "github.com/armortal/webcrypto-go/algorithms/hmac" | ||
| ) | ||
|
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||
| func main() { | ||
| // generate a new key | ||
| key, err := webcrypto.Subtle().GenerateKey( | ||
| &webcrypto.Algorithm{ | ||
| Name: "HMAC", | ||
| Params: &hmac.KeyGenParams{ | ||
| Hash: "SHA-256", | ||
| }, | ||
| }, true, []webcrypto.KeyUsage{ | ||
| webcrypto.Sign, | ||
| webcrypto.Verify, | ||
| }) | ||
|
|
||
| if err != nil { | ||
| panic(err) | ||
| } | ||
|
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| // the generated key returns a webcrypto.CryptoKey or | ||
| // more specifically, a *hmac.CryptoKey | ||
| cryptoKey := key.(webcrypto.CryptoKey) | ||
|
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| // sign some data - no params required. | ||
| sig, err := webcrypto.Subtle().Sign(&webcrypto.Algorithm{ | ||
| Name: "HMAC", | ||
| }, cryptoKey, []byte("test")) | ||
|
|
||
| if err != nil { | ||
| panic(err) | ||
| } | ||
|
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| // verify the signature | ||
| ok, err := webcrypto.Subtle().Verify(&webcrypto.Algorithm{ | ||
| Name: "HMAC", | ||
| }, cryptoKey, sig, []byte("test")) | ||
|
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| if err != nil { | ||
| panic(err) | ||
| } | ||
|
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| if !ok { | ||
| panic("signature didn't verify") | ||
| } | ||
|
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| // export the key as *webcrypto.JsonWebKey | ||
| out, err := webcrypto.Subtle().ExportKey(webcrypto.Jwk, cryptoKey) | ||
| if err != nil { | ||
| panic(err) | ||
| } | ||
|
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| jwk := out.(*webcrypto.JsonWebKey) | ||
| // do something with jwk | ||
|
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| // export the key as raw bytes | ||
| out, err = webcrypto.Subtle().ExportKey(webcrypto.Raw, cryptoKey) | ||
| if err != nil { | ||
| panic(err) | ||
| } | ||
|
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| raw := out.([]byte) | ||
| // do something with raw bytes | ||
|
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| // import a key from a jwk | ||
| in, err := webcrypto.Subtle().ImportKey( | ||
| webcrypto.Jwk, | ||
| jwk, | ||
| &webcrypto.Algorithm{ | ||
| Name: "HMAC", | ||
| Params: &hmac.ImportParams{ | ||
| Hash: "SHA-256", | ||
| }, | ||
| }, | ||
| true, | ||
| []webcrypto.KeyUsage{ | ||
| webcrypto.Sign, | ||
| webcrypto.Verify, | ||
| }) | ||
|
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||
| if err != nil { | ||
| panic(err) | ||
| } | ||
|
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| // import a key from raw bytes | ||
| in, err = webcrypto.Subtle().ImportKey( | ||
| webcrypto.Raw, | ||
| raw, | ||
| &webcrypto.Algorithm{ | ||
| Name: "HMAC", | ||
| Params: &hmac.ImportParams{ | ||
| Hash: "SHA-256", | ||
| }, | ||
| }, | ||
| true, | ||
| []webcrypto.KeyUsage{ | ||
| webcrypto.Sign, | ||
| webcrypto.Verify, | ||
| }) | ||
|
|
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| if err != nil { | ||
| panic(err) | ||
| } | ||
|
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| // do something with your imported keys | ||
| fmt.Println(in.Type()) | ||
| } |