<xsd:element name="shadow_item" substitutionGroup="system_characteristics:item">
<xsd:annotation>
<xsd:documentation>/etc/shadow. See shadow(4).</xsd:documentation>
<xsd:appinfo>
<item_name>Shadow Item</item_name>
<extends>itemType</extends>
<valid_sections>message, object, data</valid_sections>
<example>
</example>
</xsd:appinfo>
</xsd:annotation>
<xsd:complexType>
<xsd:complexContent>
<xsd:extension base="system_characteristics:itemType">
<xsd:sequence>
<xsd:element name="object" minOccurs="1" maxOccurs="1">
<xsd:complexType>
<xsd:complexContent>
<xsd:extension base="system_characteristics:objectType">
<xsd:sequence>
<xsd:element name="username" type="system_characteristics:objectStringType" minOccurs="1" maxOccurs="1">
<xsd:annotation>
<xsd:documentation>This is the name of the user for which data was gathered.</xsd:documentation>
<xsd:appinfo>
<parent_item>Shadow Item</parent_item>
<cardinality>1</cardinality>
<content>string</content>
</xsd:appinfo>
</xsd:annotation>
</xsd:element>
</xsd:sequence>
</xsd:extension>
</xsd:complexContent>
</xsd:complexType>
</xsd:element>
<xsd:element name="data" minOccurs="0" maxOccurs="1">
<xsd:complexType>
<xsd:complexContent>
<xsd:extension base="system_characteristics:dataType">
<xsd:sequence>
<xsd:element name="password" type="system_characteristics:dataStringType" minOccurs="1" maxOccurs="1">
<xsd:annotation>
<xsd:documentation>This is the encrypted version of the user's password.</xsd:documentation>
<xsd:appinfo>
<parent_item>Shadow Item</parent_item>
<cardinality>1</cardinality>
<content>string</content>
<valid_datatypes>string</valid_datatypes>
</xsd:appinfo>
</xsd:annotation>
</xsd:element>
<xsd:element name="chg_lst" type="system_characteristics:dataStringType" minOccurs="1" maxOccurs="1">
<xsd:annotation>
<xsd:documentation>This is the date of the last password change in days since 1/1/1970.</xsd:documentation>
<xsd:appinfo>
<parent_item>Shadow Item</parent_item>
<cardinality>1</cardinality>
<content>string</content>
<valid_datatypes>string</valid_datatypes>
</xsd:appinfo>
</xsd:annotation>
</xsd:element>
<xsd:element name="chg_allow" type="system_characteristics:dataStringType" minOccurs="1" maxOccurs="1">
<xsd:annotation>
<xsd:documentation>This specifies how often in days a user may change their password. It can also be thought of as the minimum age of a password.</xsd:documentation>
<xsd:appinfo>
<parent_item>Shadow Item</parent_item>
<cardinality>1</cardinality>
<content>string</content>
<valid_datatypes>string</valid_datatypes>
</xsd:appinfo>
</xsd:annotation>
</xsd:element>
<xsd:element name="chg_req" type="system_characteristics:dataStringType" minOccurs="1" maxOccurs="1">
<xsd:annotation>
<xsd:documentation>This describes how long a user can keep a password before the system forces her to change it.</xsd:documentation>
<xsd:appinfo>
<parent_item>Shadow Item</parent_item>
<cardinality>1</cardinality>
<content>string</content>
<valid_datatypes>string</valid_datatypes>
</xsd:appinfo>
</xsd:annotation>
</xsd:element>
<xsd:element name="exp_warn" type="system_characteristics:dataStringType" minOccurs="1" maxOccurs="1">
<xsd:annotation>
<xsd:documentation>This describes how long before password expiration the system begins warning the user. The system will warn the user at each login.</xsd:documentation>
<xsd:appinfo>
<parent_item>Shadow Item</parent_item>
<cardinality>1</cardinality>
<content>string</content>
<valid_datatypes>string</valid_datatypes>
</xsd:appinfo>
</xsd:annotation>
</xsd:element>
<xsd:element name="exp_inact" type="system_characteristics:dataStringType" minOccurs="1" maxOccurs="1">
<xsd:annotation>
<xsd:documentation>This describes how many days of account inactivity the system will wait after a password expires before locking the account? This window, usually only set to a few days, gives users who are logging in very seldomly a bit of extra time to receive the password expiration warning and change their password.</xsd:documentation>
<xsd:appinfo>
<parent_item>Shadow Item</parent_item>
<cardinality>1</cardinality>
<content>string</content>
<valid_datatypes>string</valid_datatypes>
</xsd:appinfo>
</xsd:annotation>
</xsd:element>
<xsd:element name="exp_date" type="system_characteristics:dataStringType" minOccurs="1" maxOccurs="1">
<xsd:annotation>
<xsd:documentation>This speicifies when will the account's password expire, in days since 1/1/1970.</xsd:documentation>
<xsd:appinfo>
<parent_item>Shadow Item</parent_item>
<cardinality>1</cardinality>
<content>string</content>
<valid_datatypes>string</valid_datatypes>
</xsd:appinfo>
</xsd:annotation>
</xsd:element>
<xsd:element name="flag" type="system_characteristics:dataStringType" minOccurs="1" maxOccurs="1">
<xsd:annotation>
<xsd:documentation>This is a reserved field that the shadow file may use in the future.</xsd:documentation>
<xsd:appinfo>
<parent_item>Shadow Item</parent_item>
<cardinality>1</cardinality>
<content>string</content>
<valid_datatypes>string</valid_datatypes>
</xsd:appinfo>
</xsd:annotation>
</xsd:element>
</xsd:sequence>
</xsd:extension>
</xsd:complexContent>
</xsd:complexType>
</xsd:element>
</xsd:sequence>
</xsd:extension>
</xsd:complexContent>
</xsd:complexType>
</xsd:element>
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XSD Schema Diagram:
