% Generated by roxygen2: do not edit by hand
% Please edit documentation in R/oauth-server-side.R
\name{jwt_signature}
\alias{jwt_signature}
\title{Generate a JWT signature given credentials.}
\usage{
jwt_signature(
  credentials,
  scope,
  aud,
  sub = NULL,
  iat = as.integer(Sys.time()),
  exp = iat + duration,
  duration = 60L * 60L
)
}
\arguments{
\item{credentials}{Parsed contents of the credentials file.}

\item{scope}{A space-delimited list of the permissions that the application
requests.}

\item{aud}{A descriptor of the intended target of the assertion. This
typically comes from the service auth file.}

\item{sub}{The email address of the user for which the application is
requesting delegated access.}

\item{iat}{The time the assertion was issued, measured in seconds since
00:00:00 UTC, January 1, 1970.}

\item{exp}{The expiration time of the assertion, measured in seconds since
00:00:00 UTC, January 1, 1970. This value has a maximum of 1 hour from
the issued time.}

\item{duration}{Duration of token, in seconds.}

\item{iss}{Email address of the client_id of the application making the
access token request.}
}
\description{
As described in
\url{https://developers.google.com/identity/protocols/oauth2/service-account}
}
\examples{
\dontrun{
cred <- jsonlite::fromJSON("~/Desktop/httrtest-45693cbfac92.json")
jwt_signature(cred, "https://www.googleapis.com/auth/userinfo.profile")
}
}
\keyword{internal}