easyrsa: use env variables
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b421d6f79b
commit
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1 changed files with 68 additions and 60 deletions
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@ -80,22 +80,22 @@ class DistinguishedName(BaseModel):
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return result
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@property
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def easyrsa_args(self) -> list[str]:
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def easyrsa_env(self) -> dict[str, str]:
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"""
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Pass this DN as arguments to easyrsa
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"""
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return [
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"--dn-mode=org",
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return {
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"EASYRSA_DN": "org",
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f"--req-c={self.country}",
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f"--req-st={self.state}",
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f"--req-city={self.city}",
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f"--req-org={self.organization}",
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f"--req-ou={self.organizational_unit}",
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f"--req-email={self.email}",
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f"--req-cn={self.common_name}",
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]
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"EASYRSA_REQ_COUNTRY": self.country,
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"EASYRSA_REQ_PROVINCE": self.state,
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"EASYRSA_REQ_CITY": self.city,
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"EASYRSA_REQ_ORG": self.organization,
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"EASYRSA_REQ_OU": self.organizational_unit,
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"EASYRSA_REQ_EMAIL": self.email,
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"EASYRSA_REQ_CN": self.common_name,
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}
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class CertificateType(Enum):
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@ -116,6 +116,30 @@ class EasyRSA:
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Represents an EasyRSA PKI.
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"""
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__mapKeyAlgorithm = {
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KeyAlgorithm.rsa2048: {
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"EASYRSA_ALGO": "rsa",
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"EASYRSA_KEY_SIZE": "2048",
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},
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KeyAlgorithm.rsa4096: {
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"EASYRSA_ALGO": "rsa",
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"EASYRSA_KEY_SIZE": "2048",
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},
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KeyAlgorithm.secp256r1: {
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"EASYRSA_ALGO": "ec",
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"EASYRSA_CURVE": "secp256r1",
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},
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KeyAlgorithm.secp384r1: {
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"EASYRSA_ALGO": "ec",
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"EASYRSA_CURVE": "secp384r1",
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},
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KeyAlgorithm.ed25519: {
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"EASYRSA_ALGO": "ed",
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"EASYRSA_CURVE": "ed25519",
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},
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None: {},
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}
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@property
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def output_directory(self) -> Path:
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"""
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@ -146,7 +170,8 @@ class EasyRSA:
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def __easyrsa(
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self,
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*easyrsa_args: str,
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*easyrsa_cmd: str,
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**easyrsa_env: str,
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) -> subprocess.CompletedProcess:
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"""
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Call the `easyrsa` executable
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@ -154,10 +179,14 @@ class EasyRSA:
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return subprocess.run(
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[
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"easyrsa", "--batch",
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f"--pki-dir={self.output_directory}",
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*easyrsa_args,
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"/usr/local/bin/easyrsa",
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*easyrsa_cmd,
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],
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env={
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"EASYRSA_BATCH": "1",
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"EASYRSA_PKI": str(self.output_directory),
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**easyrsa_env,
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},
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stdout=subprocess.DEVNULL, stderr=subprocess.DEVNULL,
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check=True,
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)
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@ -165,8 +194,8 @@ class EasyRSA:
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def __build_cert(
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self,
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cert_filename: Path,
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expiry_days: int | None,
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*easyrsa_args: str,
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*easyrsa_cmd: str,
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**easyrsa_env: str,
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) -> crypto.X509:
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"""
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Create an X.509 certificate
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@ -174,45 +203,28 @@ class EasyRSA:
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config = Config._
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# always include password options
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extra_args: list[str] = [
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f"--passout=pass:{self.ca_password}",
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f"--passin=pass:{self.ca_password}",
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]
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# if given, include expiry option
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if expiry_days is not None:
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extra_args += [f"--days={expiry_days}"]
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# if configured, include algorithm option
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if (algorithm := config.crypto.key_algorithm) is not None:
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args_map = {
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KeyAlgorithm.rsa2048: [
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"--use-algo=rsa", "--keysize=2048"
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],
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KeyAlgorithm.rsa2048: [
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"--use-algo=rsa", "--keysize=2048"
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],
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KeyAlgorithm.secp256r1: [
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"--use-algo=ec", "--curve=secp256r1"
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],
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KeyAlgorithm.secp384r1: [
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"--use-algo=ec", "--curve=secp384r1"
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],
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KeyAlgorithm.ed25519: [
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"--use-algo=ed", "--curve=ed25519"
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]
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}
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if algorithm not in args_map:
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if ((algorithm := config.crypto.key_algorithm)
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not in EasyRSA.__mapKeyAlgorithm):
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raise ValueError(f"Unexpected algorithm: {algorithm}")
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extra_args += args_map[algorithm]
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# include expiry options
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if (ca_expiry_days := config.crypto.ca_expiry_days) is not None:
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easyrsa_env["EASYRSA_CA_EXPIRE"] = str(ca_expiry_days)
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if (cert_expiry_days := config.crypto.cert_expiry_days) is not None:
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easyrsa_env["EASYRSA_CERT_EXPIRE"] = str(cert_expiry_days)
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# call easyrsa
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self.__easyrsa(
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*extra_args,
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*easyrsa_args
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*easyrsa_cmd,
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# include CA password
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EASYRSA_PASSOUT=f"pass:{self.ca_password}",
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EASYRSA_PASSIN=f"pass:{self.ca_password}",
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# include algorithm options
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**EasyRSA.__mapKeyAlgorithm[algorithm],
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**easyrsa_env,
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)
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# parse the new certificate
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@ -237,12 +249,10 @@ class EasyRSA:
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cert = self.__build_cert(
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Path("ca.crt"),
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Config._.crypto.ca_expiry_days,
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"--dn-mode=cn_only",
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"--req-cn=kiwi-vpn-ca",
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"build-ca",
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EASYRSA_DN="cn_only",
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EASYRSA_REQ_CN="kiwi-vpn-ca",
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)
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# # this takes long!
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@ -267,13 +277,11 @@ class EasyRSA:
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return self.__build_cert(
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Path(f"issued/{dn.common_name}.crt"),
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Config._.crypto.cert_expiry_days,
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*dn.easyrsa_args,
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f"build-{cert_type}-full",
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dn.common_name,
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"nopass",
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**dn.easyrsa_env,
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)
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