How to use parseCertificate method of x509 Package

Best K6 code snippet using x509.parseCertificate

config_test.go

Source:config_test.go

1package xtls_test2import (3	"crypto/x509"4	"testing"5	"time"6	xtls "github.com/xtls/go"7	"v2ray.com/core/common"8	"v2ray.com/core/common/protocol/tls/cert"9	. "v2ray.com/core/transport/internet/xtls"10)11func TestCertificateIssuing(t *testing.T) {12	certificate := ParseCertificate(cert.MustGenerate(nil, cert.Authority(true), cert.KeyUsage(x509.KeyUsageCertSign)))13	certificate.Usage = Certificate_AUTHORITY_ISSUE14	c := &Config{15		Certificate: []*Certificate{16			certificate,17		},18	}19	xtlsConfig := c.GetXTLSConfig()20	v2rayCert, err := xtlsConfig.GetCertificate(&xtls.ClientHelloInfo{21		ServerName: "www.v2fly.org",22	})23	common.Must(err)24	x509Cert, err := x509.ParseCertificate(v2rayCert.Certificate[0])25	common.Must(err)26	if !x509Cert.NotAfter.After(time.Now()) {27		t.Error("NotAfter: ", x509Cert.NotAfter)28	}29}30func TestExpiredCertificate(t *testing.T) {31	caCert := cert.MustGenerate(nil, cert.Authority(true), cert.KeyUsage(x509.KeyUsageCertSign))32	expiredCert := cert.MustGenerate(caCert, cert.NotAfter(time.Now().Add(time.Minute*-2)), cert.CommonName("www.v2fly.org"), cert.DNSNames("www.v2fly.org"))33	certificate := ParseCertificate(caCert)34	certificate.Usage = Certificate_AUTHORITY_ISSUE35	certificate2 := ParseCertificate(expiredCert)36	c := &Config{37		Certificate: []*Certificate{38			certificate,39			certificate2,40		},41	}42	xtlsConfig := c.GetXTLSConfig()43	v2rayCert, err := xtlsConfig.GetCertificate(&xtls.ClientHelloInfo{44		ServerName: "www.v2fly.org",45	})46	common.Must(err)47	x509Cert, err := x509.ParseCertificate(v2rayCert.Certificate[0])48	common.Must(err)49	if !x509Cert.NotAfter.After(time.Now()) {50		t.Error("NotAfter: ", x509Cert.NotAfter)51	}52}53func TestInsecureCertificates(t *testing.T) {54	c := &Config{55		AllowInsecureCiphers: true,56	}57	xtlsConfig := c.GetXTLSConfig()58	if len(xtlsConfig.CipherSuites) > 0 {59		t.Fatal("Unexpected tls cipher suites list: ", xtlsConfig.CipherSuites)60	}61}62func BenchmarkCertificateIssuing(b *testing.B) {63	certificate := ParseCertificate(cert.MustGenerate(nil, cert.Authority(true), cert.KeyUsage(x509.KeyUsageCertSign)))64	certificate.Usage = Certificate_AUTHORITY_ISSUE65	c := &Config{66		Certificate: []*Certificate{67			certificate,68		},69	}70	xtlsConfig := c.GetXTLSConfig()71	lenCerts := len(xtlsConfig.Certificates)72	b.ResetTimer()73	for i := 0; i < b.N; i++ {74		_, _ = xtlsConfig.GetCertificate(&xtls.ClientHelloInfo{75			ServerName: "www.v2fly.org",76		})77		delete(xtlsConfig.NameToCertificate, "www.v2fly.org")78		xtlsConfig.Certificates = xtlsConfig.Certificates[:lenCerts]79	}80}...

parseCertificate

Using AI Code Generation

1import (2func main() {3	cert, err := ioutil.ReadFile("cert.pem")4	if err != nil {5		fmt.Println("Error reading the file")6	}7	block, _ := pem.Decode(cert)8	cert1, err := x509.ParseCertificate(block.Bytes)9	if err != nil {10		fmt.Println("Error parsing the certificate")11	}12	fmt.Println("Certificate details are as follows")13	fmt.Println("Common Name is", cert1.Subject.CommonName)14	fmt.Println("Organization is", cert1.Subject.Organization)15	fmt.Println("Organizational Unit is", cert1.Subject.OrganizationalUnit)16	fmt.Println("Serial Number is", cert1.SerialNumber)17	fmt.Println("Not Before is", cert1.NotBefore)18	fmt.Println("Not After is", cert1.NotAfter)19	fmt.Println("Validity is", cert1.NotAfter.Sub(cert1.NotBefore))20	fmt.Println("Signature Algorithm is", cert1.SignatureAlgorithm)21	fmt.Println("Issuer is", cert1.Issuer)22	fmt.Println("Public Key Algorithm is", cert1.PublicKeyAlgorithm)23	fmt.Println("Public Key is", cert1.PublicKey)24	fmt.Println("Subject Key Identifier is", cert1.SubjectKeyId)25	fmt.Println("Authority Key Identifier is", cert1.AuthorityKeyId)26	fmt.Println("DNS Names are", cert1.DNSNames)27	fmt.Println("Email Addresses are", cert1.EmailAddresses)28	fmt.Println("IP Addresses are", cert1.IPAddresses)29	fmt.Println("URIs are", cert1.URIs)30	fmt.Println("Signature is", cert1.Signature)31	fmt.Println("Version is", cert1.Version)32	fmt.Println("Basic Constraints are", cert1.BasicConstraintsValid)33	fmt.Println("Is CA is", cert1.IsCA)34	fmt.Println("Max Path Length is", cert1.MaxPathLen)35	fmt.Println("Max Path Length Zero is", cert1.MaxPathLenZero)36	fmt.Println("Key Usage is", cert1.KeyUsage)37	fmt.Println("Extended Key Usage are", cert1.ExtKeyUsage)38	fmt.Println("Unknown Ext Key Usage are", cert1.UnknownExtKeyUsage)39	fmt.Println("Ext Key Usage OIDs are", cert1.ExtraExtensions)40	fmt.Println("Permitted DNS Domains Critical is", cert1.PermittedDNSDomainsCritical)41	fmt.Println("Per

parseCertificate

Using AI Code Generation

1import (2func main() {3	certPEMBlock, err := ioutil.ReadFile("cert.pem")4	if err != nil {5		fmt.Println(err)6	}7	cert, err := x509.ParseCertificate(certPEMBlock)8	if err != nil {9		fmt.Println(err)10	}11	fmt.Println("Certificate Details:")12	fmt.Println("Subject:", cert.Subject)13	fmt.Println("Issuer:", cert.Issuer)14	fmt.Println("Not Before:", cert.NotBefore)15	fmt.Println("Not After:", cert.NotAfter)16	fmt.Println("Signature Algorithm:", cert.SignatureAlgorithm)17	fmt.Println("Key Usage:", cert.KeyUsage)18	fmt.Println("Extended Key Usage:", cert.ExtKeyUsage)19	fmt.Println("Basic Constraints Valid:", cert.BasicConstraintsValid)20	fmt.Println("Is CA:", cert.IsCA)21	fmt.Println("Version:", cert.Version)22}23import (24func main() {25	certPEMBlock, err := ioutil.ReadFile("cert.pem")26	if err != nil {27		fmt.Println(err)28	}29	cert, err := x509.ParseCertificate(certPEMBlock)30	if err != nil {31		fmt.Println(err)32	}33	fmt.Println("Certificate Details:")34	fmt.Println("Subject:", cert.Subject)35	fmt.Println("Issuer:", cert.Issuer)36	fmt.Println("Not Before:", cert.NotBefore)

parseCertificate

Using AI Code Generation

1import (2func main() {3	cert, err := ioutil.ReadFile("cert.pem")4	if err != nil {5		log.Fatal(err)6	}7	block, _ := pem.Decode(cert)8	if block == nil {9		log.Fatal("failed to parse certificate PEM")10	}11	certificate, err := x509.ParseCertificate(block.Bytes)12	if err != nil {13		log.Fatal(err)14	}15	fmt.Println("Certificate: ", certificate)16}17Certificate:  &{Version:3 SerialNumber:0 SignatureAlgorithm:SHA256-RSA Subject:{Country:[US] Organization:[My Company] OrganizationalUnit:[My Org] CommonName:[My CA]} Issuer:{Country:[US] Organization:[My Company] OrganizationalUnit:[My Org] CommonName:[My CA]} NotBefore:2019-05-31 11:53:00 +0000 UTC NotAfter:2020-05-31 11:53:00 +0000 UTC KeyUsage:0 ExtKeyUsage:[] UnknownExtKeyUsage:[] ExtraExtensions:[] UnhandledCriticalExtensions:[] ExtKeyUsageOIDs:[] BasicConstraintsValid:true IsCA:true MaxPathLen:0 MaxPathLenZero:false SubjectKeyId:[185 59 156 153 100 75 100 229 147 200 238 221 104 139 241 32 50 243 3 218] AuthorityKeyId:[185 59 156 153 100 75 100 229 147 200 238 221 104 139 241 32 50 243 3 218] OCSPServer:[] IssuingCertificateURL:[] DNSNames:[] EmailAddresses:[] IPAddresses:[] PermittedDNSDomainsCritical:false PermittedDNSDomains:[] ExcludedDNSDomains:[] PermittedIPRanges:[] ExcludedIPRanges:[] PermittedEmailAddresses:[] ExcludedEmailAddresses:[] PermittedURIDomains:[] ExcludedURIDomains:[] CRLDistributionPoints:[] PolicyIdentifiers:[]}

parseCertificate

Using AI Code Generation

1import (2func main() {3    pemData, err := ioutil.ReadFile("C:\\Users\\User\\Desktop\\cert.pem")4    if err != nil {5        fmt.Println("Error: ", err)6    }7    block, _ := pem.Decode(pemData)8    if block == nil {9        fmt.Println("failed to parse certificate PEM")10    }11    cert, err := x509.ParseCertificate(block.Bytes)12    if err != nil {13        fmt.Println("Error: ", err)14    }

parseCertificate

Using AI Code Generation

1import (2func main() {3    cert, err := os.Open("C:\\Users\\test\\Desktop\\test.crt")4    if err != nil {5        fmt.Println(err)6    }7    defer cert.Close()8    buf := make([]byte, 1024)9    for {10        n, err := cert.Read(buf)11        if err != nil {12        }13        certPEMBlock = append(certPEMBlock, buf[:n]...)14    }15    block, _ := pem.Decode(certPEMBlock)16    if block == nil {17        fmt.Println("failed to parse certificate PEM")18    }19    x509Cert, err := x509.ParseCertificate(block.Bytes)20    if err != nil {21        fmt.Println(err)22    }23    fmt.Println(x509Cert)24}25        Version: 3 (0x2)26        Serial Number: 123456789 (0x75bcd15)27                Public-Key: (2048 bit)

parseCertificate

Using AI Code Generation

1func main() {2    cert, _ := ioutil.ReadFile("cert.pem")3    x509cert, _ := x509.ParseCertificate(cert)4    fmt.Println(x509cert)5}6        Version: 3 (0x2)7        Serial Number: 1234 (0x4d2)8                Public-Key: (2048 bit)

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