[Freeipa-users] RFE: Documentation for creating OpenVPN certificates.
Anthony Joseph Messina
amessina at messinet.com
Wed Jan 18 23:10:50 UTC 2017
On Tuesday, January 17, 2017 2:09:08 PM CST Phil Ingram wrote:
> To whom this may concern,
>
> I use FreeIPA and I would like to create certificates for peer-to-peer and
> remote-access VPNs. In speaking with Fraser Tweedale, we agree that the
> best way forward is to create a secondary CA for insulation; but we may
> also need to create a custom certificate profile, which is non-trivial. As
> an end user of FreeIPA, I would like documentation on how to do this.
>
> I use pfSense which requires that I upload the CA cert, a server cert and
> its private key. The private key for the CA is optional and only required
> for pfSense to self manage a CRL. On the server side I can also enforce the
> certificate depth; from none, to one through five. The only existing
> references to VPN in the current docs are:
>
> * http://www.freeipa.org/page/V4/Sub-CAs#VPN_authentication
>
> * http://www.freeipa.org/page/User_certificate_use_cases
>
>
> Regards,
>
> Phil
I haven't used a sub-CA yet, but the attached certificate profiles have worked
well for me using OpenVPN. -A
--
Anthony - https://messinet.com/ - https://messinet.com/~amessina/gallery
F9B6 560E 68EA 037D 8C3D D1C9 FF31 3BDB D9D8 99B6
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auth.instance_id=raCertAuth
classId=caEnrollImpl
desc=This certificate profile is for enrolling OpenVPN client certificates with IPA-RA agent authentication.
enable=true
enableBy=ipara
input.i1.class_id=certReqInputImpl
input.i2.class_id=submitterInfoInputImpl
input.list=i1,i2
name=IPA-RA Agent-Authenticated OpenVPN Client Certificate Enrollment
output.list=o1
output.o1.class_id=certOutputImpl
policyset.list=serverCertSet
policyset.serverCertSet.1.constraint.class_id=subjectNameConstraintImpl
policyset.serverCertSet.1.constraint.name=Subject Name Constraint
policyset.serverCertSet.1.constraint.params.accept=true
policyset.serverCertSet.1.constraint.params.pattern=CN=[^,]+,.+
policyset.serverCertSet.1.default.class_id=subjectNameDefaultImpl
policyset.serverCertSet.1.default.name=Subject Name Default
policyset.serverCertSet.1.default.params.name=CN=$request.req_subject_name.cn$, O=EXAMPLE.COM
policyset.serverCertSet.10.constraint.class_id=noConstraintImpl
policyset.serverCertSet.10.constraint.name=No Constraint
policyset.serverCertSet.10.default.class_id=subjectKeyIdentifierExtDefaultImpl
policyset.serverCertSet.10.default.name=Subject Key Identifier Extension Default
policyset.serverCertSet.10.default.params.critical=false
policyset.serverCertSet.11.constraint.class_id=noConstraintImpl
policyset.serverCertSet.11.constraint.name=No Constraint
policyset.serverCertSet.11.default.class_id=userExtensionDefaultImpl
policyset.serverCertSet.11.default.name=User Supplied Extension Default
policyset.serverCertSet.11.default.params.userExtOID=2.5.29.17
policyset.serverCertSet.2.constraint.class_id=validityConstraintImpl
policyset.serverCertSet.2.constraint.name=Validity Constraint
policyset.serverCertSet.2.constraint.params.notAfterCheck=false
policyset.serverCertSet.2.constraint.params.notBeforeCheck=false
policyset.serverCertSet.2.constraint.params.range=740
policyset.serverCertSet.2.default.class_id=validityDefaultImpl
policyset.serverCertSet.2.default.name=Validity Default
policyset.serverCertSet.2.default.params.range=731
policyset.serverCertSet.2.default.params.startTime=0
policyset.serverCertSet.3.constraint.class_id=keyConstraintImpl
policyset.serverCertSet.3.constraint.name=Key Constraint
policyset.serverCertSet.3.constraint.params.keyParameters=1024,2048,3072,4096
policyset.serverCertSet.3.constraint.params.keyType=RSA
policyset.serverCertSet.3.default.class_id=userKeyDefaultImpl
policyset.serverCertSet.3.default.name=Key Default
policyset.serverCertSet.4.constraint.class_id=noConstraintImpl
policyset.serverCertSet.4.constraint.name=No Constraint
policyset.serverCertSet.4.default.class_id=authorityKeyIdentifierExtDefaultImpl
policyset.serverCertSet.4.default.name=Authority Key Identifier Default
policyset.serverCertSet.5.constraint.class_id=noConstraintImpl
policyset.serverCertSet.5.constraint.name=No Constraint
policyset.serverCertSet.5.default.class_id=authInfoAccessExtDefaultImpl
policyset.serverCertSet.5.default.name=AIA Extension Default
policyset.serverCertSet.5.default.params.authInfoAccessADEnable_0=true
policyset.serverCertSet.5.default.params.authInfoAccessADLocationType_0=URIName
policyset.serverCertSet.5.default.params.authInfoAccessADLocation_0=http://ipa-ca.example.com/ca/ocsp
policyset.serverCertSet.5.default.params.authInfoAccessADMethod_0=1.3.6.1.5.5.7.48.1
policyset.serverCertSet.5.default.params.authInfoAccessCritical=false
policyset.serverCertSet.5.default.params.authInfoAccessNumADs=1
policyset.serverCertSet.6.constraint.class_id=keyUsageExtConstraintImpl
policyset.serverCertSet.6.constraint.name=Key Usage Extension Constraint
policyset.serverCertSet.6.constraint.params.keyUsageCritical=true
policyset.serverCertSet.6.constraint.params.keyUsageCrlSign=false
policyset.serverCertSet.6.constraint.params.keyUsageDataEncipherment=false
policyset.serverCertSet.6.constraint.params.keyUsageDecipherOnly=false
policyset.serverCertSet.6.constraint.params.keyUsageDigitalSignature=true
policyset.serverCertSet.6.constraint.params.keyUsageEncipherOnly=false
policyset.serverCertSet.6.constraint.params.keyUsageKeyAgreement=true
policyset.serverCertSet.6.constraint.params.keyUsageKeyCertSign=false
policyset.serverCertSet.6.constraint.params.keyUsageKeyEncipherment=false
policyset.serverCertSet.6.constraint.params.keyUsageNonRepudiation=false
policyset.serverCertSet.6.default.class_id=keyUsageExtDefaultImpl
policyset.serverCertSet.6.default.name=Key Usage Default
policyset.serverCertSet.6.default.params.keyUsageCritical=true
policyset.serverCertSet.6.default.params.keyUsageCrlSign=false
policyset.serverCertSet.6.default.params.keyUsageDataEncipherment=false
policyset.serverCertSet.6.default.params.keyUsageDecipherOnly=false
policyset.serverCertSet.6.default.params.keyUsageDigitalSignature=true
policyset.serverCertSet.6.default.params.keyUsageEncipherOnly=false
policyset.serverCertSet.6.default.params.keyUsageKeyAgreement=true
policyset.serverCertSet.6.default.params.keyUsageKeyCertSign=false
policyset.serverCertSet.6.default.params.keyUsageKeyEncipherment=false
policyset.serverCertSet.6.default.params.keyUsageNonRepudiation=false
policyset.serverCertSet.7.constraint.class_id=noConstraintImpl
policyset.serverCertSet.7.constraint.name=No Constraint
policyset.serverCertSet.7.default.class_id=extendedKeyUsageExtDefaultImpl
policyset.serverCertSet.7.default.name=Extended Key Usage Extension Default
policyset.serverCertSet.7.default.params.exKeyUsageCritical=true
policyset.serverCertSet.7.default.params.exKeyUsageOIDs=1.3.6.1.5.5.7.3.2
policyset.serverCertSet.8.constraint.class_id=signingAlgConstraintImpl
policyset.serverCertSet.8.constraint.name=No Constraint
policyset.serverCertSet.8.constraint.params.signingAlgsAllowed=SHA1withRSA,SHA256withRSA,SHA512withRSA,MD5withRSA,MD2withRSA,SHA1withDSA,SHA1withEC,SHA256withEC,SHA384withEC,SHA512withEC
policyset.serverCertSet.8.default.class_id=signingAlgDefaultImpl
policyset.serverCertSet.8.default.name=Signing Alg
policyset.serverCertSet.8.default.params.signingAlg=-
policyset.serverCertSet.9.constraint.class_id=noConstraintImpl
policyset.serverCertSet.9.constraint.name=No Constraint
policyset.serverCertSet.9.default.class_id=crlDistributionPointsExtDefaultImpl
policyset.serverCertSet.9.default.name=CRL Distribution Points Extension Default
policyset.serverCertSet.9.default.params.crlDistPointsCritical=false
policyset.serverCertSet.9.default.params.crlDistPointsEnable_0=true
policyset.serverCertSet.9.default.params.crlDistPointsIssuerName_0=CN=Certificate Authority,o=ipaca
policyset.serverCertSet.9.default.params.crlDistPointsIssuerType_0=DirectoryName
policyset.serverCertSet.9.default.params.crlDistPointsNum=1
policyset.serverCertSet.9.default.params.crlDistPointsPointName_0=http://ipa-ca.example.com/ipa/crl/MasterCRL.bin
policyset.serverCertSet.9.default.params.crlDistPointsPointType_0=URIName
policyset.serverCertSet.9.default.params.crlDistPointsReasons_0=
policyset.serverCertSet.list=1,2,3,4,5,6,7,8,9,10,11
visible=false
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auth.instance_id=raCertAuth
classId=caEnrollImpl
desc=This certificate profile is for enrolling OpenVPN server certificates with IPA-RA agent authentication.
enable=true
enableBy=ipara
input.i1.class_id=certReqInputImpl
input.i2.class_id=submitterInfoInputImpl
input.list=i1,i2
name=IPA-RA Agent-Authenticated OpenVPN Server Certificate Enrollment
output.list=o1
output.o1.class_id=certOutputImpl
policyset.list=serverCertSet
policyset.serverCertSet.1.constraint.class_id=subjectNameConstraintImpl
policyset.serverCertSet.1.constraint.name=Subject Name Constraint
policyset.serverCertSet.1.constraint.params.accept=true
policyset.serverCertSet.1.constraint.params.pattern=CN=[^,]+,.+
policyset.serverCertSet.1.default.class_id=subjectNameDefaultImpl
policyset.serverCertSet.1.default.name=Subject Name Default
policyset.serverCertSet.1.default.params.name=CN=$request.req_subject_name.cn$, O=EXAMPLE.COM
policyset.serverCertSet.10.constraint.class_id=noConstraintImpl
policyset.serverCertSet.10.constraint.name=No Constraint
policyset.serverCertSet.10.default.class_id=subjectKeyIdentifierExtDefaultImpl
policyset.serverCertSet.10.default.name=Subject Key Identifier Extension Default
policyset.serverCertSet.10.default.params.critical=false
policyset.serverCertSet.11.constraint.class_id=noConstraintImpl
policyset.serverCertSet.11.constraint.name=No Constraint
policyset.serverCertSet.11.default.class_id=userExtensionDefaultImpl
policyset.serverCertSet.11.default.name=User Supplied Extension Default
policyset.serverCertSet.11.default.params.userExtOID=2.5.29.17
policyset.serverCertSet.2.constraint.class_id=validityConstraintImpl
policyset.serverCertSet.2.constraint.name=Validity Constraint
policyset.serverCertSet.2.constraint.params.notAfterCheck=false
policyset.serverCertSet.2.constraint.params.notBeforeCheck=false
policyset.serverCertSet.2.constraint.params.range=740
policyset.serverCertSet.2.default.class_id=validityDefaultImpl
policyset.serverCertSet.2.default.name=Validity Default
policyset.serverCertSet.2.default.params.range=731
policyset.serverCertSet.2.default.params.startTime=0
policyset.serverCertSet.3.constraint.class_id=keyConstraintImpl
policyset.serverCertSet.3.constraint.name=Key Constraint
policyset.serverCertSet.3.constraint.params.keyParameters=1024,2048,3072,4096
policyset.serverCertSet.3.constraint.params.keyType=RSA
policyset.serverCertSet.3.default.class_id=userKeyDefaultImpl
policyset.serverCertSet.3.default.name=Key Default
policyset.serverCertSet.4.constraint.class_id=noConstraintImpl
policyset.serverCertSet.4.constraint.name=No Constraint
policyset.serverCertSet.4.default.class_id=authorityKeyIdentifierExtDefaultImpl
policyset.serverCertSet.4.default.name=Authority Key Identifier Default
policyset.serverCertSet.5.constraint.class_id=noConstraintImpl
policyset.serverCertSet.5.constraint.name=No Constraint
policyset.serverCertSet.5.default.class_id=authInfoAccessExtDefaultImpl
policyset.serverCertSet.5.default.name=AIA Extension Default
policyset.serverCertSet.5.default.params.authInfoAccessADEnable_0=true
policyset.serverCertSet.5.default.params.authInfoAccessADLocationType_0=URIName
policyset.serverCertSet.5.default.params.authInfoAccessADLocation_0=http://ipa-ca.example.com/ca/ocsp
policyset.serverCertSet.5.default.params.authInfoAccessADMethod_0=1.3.6.1.5.5.7.48.1
policyset.serverCertSet.5.default.params.authInfoAccessCritical=false
policyset.serverCertSet.5.default.params.authInfoAccessNumADs=1
policyset.serverCertSet.6.constraint.class_id=keyUsageExtConstraintImpl
policyset.serverCertSet.6.constraint.name=Key Usage Extension Constraint
policyset.serverCertSet.6.constraint.params.keyUsageCritical=true
policyset.serverCertSet.6.constraint.params.keyUsageCrlSign=false
policyset.serverCertSet.6.constraint.params.keyUsageDataEncipherment=false
policyset.serverCertSet.6.constraint.params.keyUsageDecipherOnly=false
policyset.serverCertSet.6.constraint.params.keyUsageDigitalSignature=true
policyset.serverCertSet.6.constraint.params.keyUsageEncipherOnly=false
policyset.serverCertSet.6.constraint.params.keyUsageKeyAgreement=true
policyset.serverCertSet.6.constraint.params.keyUsageKeyCertSign=false
policyset.serverCertSet.6.constraint.params.keyUsageKeyEncipherment=false
policyset.serverCertSet.6.constraint.params.keyUsageNonRepudiation=false
policyset.serverCertSet.6.default.class_id=keyUsageExtDefaultImpl
policyset.serverCertSet.6.default.name=Key Usage Default
policyset.serverCertSet.6.default.params.keyUsageCritical=true
policyset.serverCertSet.6.default.params.keyUsageCrlSign=false
policyset.serverCertSet.6.default.params.keyUsageDataEncipherment=false
policyset.serverCertSet.6.default.params.keyUsageDecipherOnly=false
policyset.serverCertSet.6.default.params.keyUsageDigitalSignature=true
policyset.serverCertSet.6.default.params.keyUsageEncipherOnly=false
policyset.serverCertSet.6.default.params.keyUsageKeyAgreement=true
policyset.serverCertSet.6.default.params.keyUsageKeyCertSign=false
policyset.serverCertSet.6.default.params.keyUsageKeyEncipherment=false
policyset.serverCertSet.6.default.params.keyUsageNonRepudiation=false
policyset.serverCertSet.7.constraint.class_id=noConstraintImpl
policyset.serverCertSet.7.constraint.name=No Constraint
policyset.serverCertSet.7.default.class_id=extendedKeyUsageExtDefaultImpl
policyset.serverCertSet.7.default.name=Extended Key Usage Extension Default
policyset.serverCertSet.7.default.params.exKeyUsageCritical=true
policyset.serverCertSet.7.default.params.exKeyUsageOIDs=1.3.6.1.5.5.7.3.1
policyset.serverCertSet.8.constraint.class_id=signingAlgConstraintImpl
policyset.serverCertSet.8.constraint.name=No Constraint
policyset.serverCertSet.8.constraint.params.signingAlgsAllowed=SHA1withRSA,SHA256withRSA,SHA512withRSA,MD5withRSA,MD2withRSA,SHA1withDSA,SHA1withEC,SHA256withEC,SHA384withEC,SHA512withEC
policyset.serverCertSet.8.default.class_id=signingAlgDefaultImpl
policyset.serverCertSet.8.default.name=Signing Alg
policyset.serverCertSet.8.default.params.signingAlg=-
policyset.serverCertSet.9.constraint.class_id=noConstraintImpl
policyset.serverCertSet.9.constraint.name=No Constraint
policyset.serverCertSet.9.default.class_id=crlDistributionPointsExtDefaultImpl
policyset.serverCertSet.9.default.name=CRL Distribution Points Extension Default
policyset.serverCertSet.9.default.params.crlDistPointsCritical=false
policyset.serverCertSet.9.default.params.crlDistPointsEnable_0=true
policyset.serverCertSet.9.default.params.crlDistPointsIssuerName_0=CN=Certificate Authority,o=ipaca
policyset.serverCertSet.9.default.params.crlDistPointsIssuerType_0=DirectoryName
policyset.serverCertSet.9.default.params.crlDistPointsNum=1
policyset.serverCertSet.9.default.params.crlDistPointsPointName_0=http://ipa-ca.example.com/ipa/crl/MasterCRL.bin
policyset.serverCertSet.9.default.params.crlDistPointsPointType_0=URIName
policyset.serverCertSet.9.default.params.crlDistPointsReasons_0=
policyset.serverCertSet.list=1,2,3,4,5,6,7,8,9,10,11
visible=false
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