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base_node_run.go
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/
base_node_run.go
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// SPDX-FileCopyrightText: 2023 Steffen Vogel <post@steffenvogel.de>
// SPDX-License-Identifier: Apache-2.0
package gont
import (
"fmt"
"os"
"os/exec"
)
type GoBuildFlags []string
type GoBuildFlagsOption interface {
ApplyGoBuildFlags(*GoBuildFlags)
}
func (n *BaseNode) Run(cmd string, args ...any) (*Cmd, error) {
c := n.Command(cmd, args...)
return c, c.Run()
}
func (n *BaseNode) Start(cmd string, args ...any) (*Cmd, error) {
c := n.Command(cmd, args...)
return c, c.Start()
}
func (n *BaseNode) StartGo(fileOrPkg string, args ...any) (*Cmd, error) {
bin, err := n.BuildGo(fileOrPkg, args...)
if err != nil {
return nil, fmt.Errorf("failed to build: %w", err)
}
return n.Start(bin.Name(), args...)
}
func (n *BaseNode) RunGo(fileOrPkg string, args ...any) (*Cmd, error) {
bin, err := n.BuildGo(fileOrPkg, args...)
if err != nil {
return nil, fmt.Errorf("failed to build: %w", err)
}
return n.Run(bin.Name(), args...)
}
func (n *BaseNode) BuildGo(fileOrPkg string, args ...any) (*os.File, error) {
if err := os.MkdirAll(n.network.TmpPath, 0o644); err != nil {
return nil, fmt.Errorf("failed to create temporary directory: %w", err)
}
tmp, err := os.CreateTemp(n.network.TmpPath, "go-build-*")
if err != nil {
return nil, fmt.Errorf("failed to create temporary file: %w", err)
}
flags := GoBuildFlags{}
for _, arg := range args {
if opt, ok := arg.(GoBuildFlagsOption); ok {
opt.ApplyGoBuildFlags(&flags)
}
}
bArgs := []string{"build"}
for _, flag := range flags {
bArgs = append(bArgs, flag)
}
bArgs = append(bArgs, "-o", tmp.Name(), fileOrPkg)
c := exec.Command("go", bArgs...)
if out, err := c.CombinedOutput(); err != nil {
return nil, fmt.Errorf("failed to compile Go code: %w\n%s", err, string(out))
}
return tmp, nil
}