private fun String.isAscii() = length == utf8Size().toInt()

  /**
   * Returns true if [hostname] matches the domain name [pattern].
   *
   * @param hostname lower-case host name.
   * @param pattern domain name pattern from certificate. May be a wildcard pattern such as
   *     `*.android.com`.
   */
  private fun verifyHostname(
    hostname: String?,

  ) {
    fun writeOut(sink: BufferedSink) {
      with(sink) {
        writeInt(totalRuleBytes)
        for (domain in sortedRules) {
          write(domain).writeByte(NEWLINE)
        }
        writeInt(totalExceptionRuleBytes)
        for (domain in sortedExceptionRules) {
          write(domain).writeByte(NEWLINE)
        }
      }
    }
  }

{{- define "mesh" }}
    # The trust domain corresponds to the trust root of a system.
    # Refer to https://github.com/spiffe/spiffe/blob/master/standards/SPIFFE-ID.md#21-trust-domain
    trustDomain: "cluster.local"

    # The namespace to treat as the administrative root namespace for Istio configuration.
    # When processing a leaf namespace Istio will search for declarations in that namespace first

{{- define "mesh" }}
    # The trust domain corresponds to the trust root of a system.
    # Refer to https://github.com/spiffe/spiffe/blob/master/standards/SPIFFE-ID.md#21-trust-domain
    trustDomain: "cluster.local"

    # The namespace to treat as the administrative root namespace for Istio configuration.
    # When processing a leaf namespace Istio will search for declarations in that namespace first

    services:
      openldap:
        image: quay.io/minio/openldap
        ports:
          - "389:389"
          - "636:636"
        env:
          LDAP_ORGANIZATION: "MinIO Inc"
          LDAP_DOMAIN: "min.io"
          LDAP_ADMIN_PASSWORD: "admin"
      etcd:
        image: "quay.io/coreos/etcd:v3.5.1"
        env:
          ETCD_LISTEN_CLIENT_URLS: "http://0.0.0.0:2379"

{{- if .Values.global.logging.level }}
          - --log_output_level={{ .Values.global.logging.level }}
{{- end}}
{{- if .Values.global.logAsJson }}
          - --log_as_json
{{- end }}
          - --domain
          - {{ .Values.global.proxy.clusterDomain }}
{{- if .Values.pilot.taint.namespace }}
          - --cniNamespace={{ .Values.pilot.taint.namespace }}
{{- end }}
          - --keepaliveMaxServerConnectionAge

> certs from the server certificate chain, this is mainly to add simplicity of setup. However if you wish to terminate
> TLS certificates via a different domain for your FTP servers you may choose the above command line options.


### Custom Algorithms (SFTP)

Custom algorithms can be specified via command line parameters.
Algorithms are comma separated.