ASP.NET Core identity user metrics API

[JamesNK]

Background and Motivation

API review of user manager metrics for #62078.

Proposed API

Microsoft.AspNetCore.Identity

aspnetcore.identity.user.create

Name	Instrument Type	Unit	Description
aspnetcore.identity.user.create	Counter	count	The number of users created.

Attribute	Type	Description	Examples	Presence
aspnetcore.identity.user_type	string	The identity user type.	ContosoUser	Always
aspnetcore.identity.result	string	The result of the identity operation.	success; failure	If no exception was thrown.
aspnetcore.identity.result_error_code	string	The result of the identity operation.	DefaultError; PasswordMismatch	If an error was set on a failed identity result.
error.type	string	The full name of exception type.	System.InvalidOperationException	If an exception was thrown.

aspnetcore.identity.user.update

Name	Instrument Type	Unit	Description
aspnetcore.identity.user.update	Counter	count	The number of user updates.

Attribute	Type	Description	Examples	Presence
aspnetcore.identity.user_type	string	The identity user type.	ContosoUser	Always
aspnetcore.identity.user.update_type	string	The user update type.	update; user_name; reset_password	Always
aspnetcore.identity.result	string	The result of the identity operation.	success; failure	If no exception was thrown.
aspnetcore.identity.result_error_code	string	The result of the identity operation.	DefaultError; PasswordMismatch	If an error was set on a failed identity result.
error.type	string	The full name of exception type.	System.InvalidOperationException	If an exception was thrown.

aspnetcore.identity.user.delete

Name	Instrument Type	Unit	Description
aspnetcore.identity.user.delete	Counter	count	The number of users deleted.

Attribute	Type	Description	Examples	Presence
aspnetcore.identity.user_type	string	The identity user type.	ContosoUser	Always
aspnetcore.identity.result	string	The result of the identity operation.	success; failure	If no exception was thrown.
aspnetcore.identity.result_error_code	string	The result of the identity operation.	DefaultError; PasswordMismatch	If an error was set on a failed identity result.
error.type	string	The full name of exception type.	System.InvalidOperationException	If an exception was thrown.

aspnetcore.identity.user.check_password

Name	Instrument Type	Unit	Description
aspnetcore.identity.user.check_password	Counter	count	The number of check password attempts.

Attribute	Type	Description	Examples	Presence
aspnetcore.identity.user_type	string	The identity user type.	ContosoUser	Always
aspnetcore.identity.user.password_result	string	The result from checking the password.	success; failure	If no exception was thrown.
error.type	string	The full name of exception type.	System.InvalidOperationException	If an exception was thrown.

aspnetcore.identity.user.verify_password

Name	Instrument Type	Unit	Description
aspnetcore.identity.user.verify_password	Counter	count	The number of password verification attempts.

Attribute	Type	Description	Examples	Presence
aspnetcore.identity.user_type	string	The identity user type.	ContosoUser	Always
aspnetcore.identity.user.password_result	string	The result from checking the password.	success; failure	If no exception was thrown.
error.type	string	The full name of exception type.	System.InvalidOperationException	If an exception was thrown.

aspnetcore.identity.user.verify_token

Name	Instrument Type	Unit	Description
aspnetcore.identity.user.verify_token	Counter	count	The number of token verification attempts.

Attribute	Type	Description	Examples	Presence
aspnetcore.identity.user_type	string	The identity user type.	ContosoUser	Always
aspnetcore.identity.token_purpose	string	What the token is used for.	reset_password; two_factor	Always
aspnetcore.identity.token_verified	string	Result of verifing the token.	success; failure	If no exception was thrown.
error.type	string	The full name of exception type.	System.InvalidOperationException	If an exception was thrown.

aspnetcore.identity.user.generate_token

Name	Instrument Type	Unit	Description
aspnetcore.identity.user.generate_token	Counter	count	The number of token generation attempts.

Attribute	Type	Description	Examples	Presence
aspnetcore.identity.user_type	string	The identity user type.	ContosoUser	Always
aspnetcore.identity.token_purpose	string	What the token is used for.	reset_password; two_factor	Always

Usage Examples

Alternative Designs

Risks

[JamesNK]

@noahfalk @lmolkova @trask Hi. I'm adding metrics to ASP.NET Core identity. This issue is for folks to review metrics and their names. Feedback welcome on how well names match semantic conventions.

(there are quite a few metrics so I've split the review into two issues: #62131 and #62132)