/*
The vrun tool executes a command with a derived principal.

Usage:
   vrun [flags] <command> [command args...]

The vrun flags are:
 -duration=1h0m0s
   Duration for the blessing.
 -name=
   Name to use for the blessing. Uses the command name if unset.

The global flags are:
 -alsologtostderr=true
   log to standard error as well as files
 -log_backtrace_at=:0
   when logging hits line file:N, emit a stack trace
 -log_dir=
   if non-empty, write log files to this directory
 -logtostderr=false
   log to standard error instead of files
 -max_stack_buf_size=4292608
   max size in bytes of the buffer to use for logging stack traces
 -stderrthreshold=2
   logs at or above this threshold go to stderr
 -v=0
   log level for V logs
 -veyron.credentials=
   directory to use for storing security credentials
 -veyron.namespace.root=[/ns.dev.v.io:8101]
   local namespace root; can be repeated to provided multiple roots
 -veyron.vtrace.cache_size=1024
   The number of vtrace traces to store in memory.
 -veyron.vtrace.dump_on_shutdown=false
   If true, dump all stored traces on runtime shutdown.
 -veyron.vtrace.sample_rate=0
   Rate (from 0.0 to 1.0) to sample vtrace traces.
 -vmodule=
   comma-separated list of pattern=N settings for file-filtered logging
*/
package main