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https://github.com/coredns/coredns.git
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From [Golang coding convention](https://github.com/golang/go/wiki/CodeReviewComments#error-strings) Co-Authored-By: Nguyen Van Trung [trungnvfet@outlook.com](mailto:trungnvfet@outlook.com) Signed-off-by: Nguyen Quang Huy [huynq0911@gmail.com](mailto:huynq0911@gmail.com)
73 lines
1.5 KiB
Go
73 lines
1.5 KiB
Go
package test
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import (
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"fmt"
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"os"
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"os/exec"
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"strings"
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"testing"
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)
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// Go get external example plugin, compile it into CoreDNS
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// and check if it is really there, but running coredns -plugins.
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// Dangerous test as it messes with your git tree, maybe use tag?
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func testExternalPluginCompile(t *testing.T) {
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if err := addExamplePlugin(); err != nil {
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t.Fatal(err)
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}
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defer run(t, gitReset)
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if _, err := run(t, goGet); err != nil {
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t.Fatal(err)
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}
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if _, err := run(t, goGen); err != nil {
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t.Fatal(err)
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}
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if _, err := run(t, goBuild); err != nil {
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t.Fatal(err)
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}
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out, err := run(t, coredns)
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if err != nil {
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t.Fatal(err)
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}
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if !strings.Contains(string(out), "dns.example") {
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t.Fatal("Plugin dns.example should be there")
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}
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}
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func run(t *testing.T, c *exec.Cmd) ([]byte, error) {
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c.Dir = ".."
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out, err := c.Output()
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if err != nil {
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return nil, fmt.Errorf("run: failed to run %s %s: %q", c.Args[0], c.Args[1], err)
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}
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return out, nil
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}
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func addExamplePlugin() error {
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f, err := os.OpenFile("../plugin.cfg", os.O_APPEND|os.O_WRONLY, os.ModeAppend)
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if err != nil {
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return err
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}
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defer f.Close()
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_, err = f.WriteString(example)
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return err
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}
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var (
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goBuild = exec.Command("go", "build")
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goGen = exec.Command("go", "generate")
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goGet = exec.Command("go", "get", "github.com/coredns/example")
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gitReset = exec.Command("git", "checkout", "core/*")
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coredns = exec.Command("./coredns", "-plugins")
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)
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const example = "1001:example:github.com/coredns/example"
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