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organize and document the execution engine package
Change-Id: I43c482b90d9364f5e9f0cf9350a61d75ab554701 Reviewed-on: https://gerrit.instructure.com/58501 Reviewed-by: Simon Williams <simon@instructure.com> Tested-by: Jenkins
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,78 @@ | ||
| package engine | ||
|
|
||
| import ( | ||
| "fmt" | ||
| "regexp" | ||
|
|
||
| "gopkg.in/yaml.v2" | ||
| ) | ||
|
|
||
| // RunChecks does sanity checks on the Language, including checks that | ||
| // stdin/stdout work as expected, and basic verification that the AppArmor | ||
| // profile is in effect. | ||
| func (lang *Language) RunChecks() (err error) { | ||
| err = lang.runCheck("simple", &lang.Checks.Simple) | ||
| if lang.ApparmorProfile == "" { | ||
| // skip the apparmor tests when it's been disabled | ||
| return | ||
| } | ||
|
|
||
| if err == nil { | ||
| err = lang.runCheck("apparmor", &lang.Checks.Apparmor) | ||
| } | ||
| if err == nil { | ||
| err = lang.runCheck("rlimit", &lang.Checks.Rlimit) | ||
| } | ||
| return | ||
| } | ||
|
|
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| type check struct { | ||
| Source, Stdin, Stdout, Stderr string | ||
| ExitStatus int | ||
| } | ||
|
|
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| type checks struct { | ||
| Simple, Apparmor, Rlimit check | ||
| } | ||
|
|
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| func (lang *Language) runCheck(testName string, check *check) error { | ||
| result, err := lang.Run(&RunOptions{ | ||
| Source: check.Source, | ||
| Stdin: check.Stdin, | ||
| Timeout: 30, | ||
| }) | ||
|
|
||
| if err != nil { | ||
| return fmt.Errorf("Failure testing '%s' (%s): %v", lang.Name, testName, err) | ||
| } | ||
|
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| output, _ := yaml.Marshal(result) | ||
|
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| errorString := fmt.Sprintf("for '%s' (%s).\n%s", lang.Name, testName, output) | ||
|
|
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| if result.RunStep == nil { | ||
| return fmt.Errorf("Didn't run %s", errorString) | ||
| } | ||
|
|
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| if result.RunStep.ExitCode != check.ExitStatus { | ||
| return fmt.Errorf("Incorrect exit code %s", errorString) | ||
| } | ||
|
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| match, err := regexp.MatchString(check.Stderr, result.RunStep.Stderr) | ||
| if err != nil { | ||
| return err | ||
| } | ||
| if match == false { | ||
| return fmt.Errorf("Incorrect stderr %s", errorString) | ||
| } | ||
|
|
||
| match, err = regexp.MatchString(check.Stdout, result.RunStep.Stdout) | ||
| if err != nil { | ||
| return err | ||
| } | ||
| if match == false { | ||
| return fmt.Errorf("Incorrect stdout %s", errorString) | ||
| } | ||
|
|
||
| return nil | ||
| } |
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