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Merge pull request #176 from strk/manager-lint

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Lint and document manager api
This commit is contained in:
Thomas Boerger 2016-11-24 11:10:34 +01:00 committed by GitHub
commit 0581210a76
1 changed files with 17 additions and 8 deletions
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25
modules/process/manager.go
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@ -15,13 +15,14 @@ import (
)
var (
// ErrExecTimeout represent a timeout error
ErrExecTimeout = errors.New("Process execution timeout")
)
// Common timeout.
var (
// DefaultTimeout is the timeout used by Exec* family
// of function when timeout parameter is omitted or
// passed as -1
// NOTE: could be custom in config file for default.
DEFAULT = 60 * time.Second
DefaultTimeout = 60 * time.Second
)
// Process represents a working process inherit from Gogs.
@ -51,10 +52,13 @@ func Add(desc string, cmd *exec.Cmd) int64 {
return pid
}
// Exec starts executing a command in given path, it records its process and timeout.
// ExecDir runs a command in given path and waits for its completion
// up to the given timeout (or DefaultTimeout if -1 is given).
// Returns its complete stdout and stderr
// outputs and an error, if any (including timeout)
func ExecDir(timeout time.Duration, dir, desc, cmdName string, args ...string) (string, string, error) {
if timeout == -1 {
timeout = DEFAULT
timeout = DefaultTimeout
}
bufOut := new(bytes.Buffer)
@ -89,12 +93,17 @@ func ExecDir(timeout time.Duration, dir, desc, cmdName string, args ...string) (
return bufOut.String(), bufErr.String(), err
}
// Exec starts executing a command, it records its process and timeout.
// ExecTimeout runs a command and waits for its completion
// up to the given timeout (or DefaultTimeout if -1 is given).
// Returns its complete stdout and stderr
// outputs and an error, if any (including timeout)
func ExecTimeout(timeout time.Duration, desc, cmdName string, args ...string) (string, string, error) {
return ExecDir(timeout, "", desc, cmdName, args...)
}
// Exec starts executing a command, it records its process and has default timeout.
// Exec runs a command and waits for its completion
// up to DefaultTimeout. Returns its complete stdout and stderr
// outputs and an error, if any (including timeout)
func Exec(desc, cmdName string, args ...string) (string, string, error) {
return ExecDir(-1, "", desc, cmdName, args...)
}