f19619ef9f
This commit adds a new environment package that manages all calls to the underlying operating system.
57 lines
1.6 KiB
Go
57 lines
1.6 KiB
Go
package instances
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import (
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"errors"
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"io"
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"path/filepath"
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"strings"
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"github.com/FAU-CDI/wisski-distillery/pkg/fsx"
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"github.com/tkw1536/goprogram/stream"
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)
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// NoPrefix checks if this WissKI instance is excluded from generating prefixes.
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// TODO: Move this to the database!
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func (wisski *WissKI) NoPrefix() bool {
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return fsx.IsFile(wisski.instances.Environment, filepath.Join(wisski.FilesystemBase, "prefixes.skip"))
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}
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var errPrefixExecFailed = errors.New("PrefixConfig: Failed to call list_uri_prefixes")
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// PrefixConfig returns the prefix config belonging to this instance.
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func (wisski *WissKI) PrefixConfig() (config string, err error) {
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// if the user requested to skip the prefix, then don't do anything with it!
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if wisski.NoPrefix() {
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return "", nil
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}
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var builder strings.Builder
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// domain
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builder.WriteString(wisski.URL().String() + ":")
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builder.WriteString("\n")
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// default prefixes
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wu := stream.NewIOStream(&builder, nil, nil, 0)
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code, err := wisski.Barrel().Exec(wu, "barrel", "/bin/bash", "/user_shell.sh", "-c", "drush php:script /wisskiutils/list_uri_prefixes.php")
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if err != nil || code != 0 {
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return "", errPrefixExecFailed
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}
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// custom prefixes
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prefixPath := filepath.Join(wisski.FilesystemBase, "prefixes")
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if fsx.IsFile(wisski.instances.Environment, prefixPath) {
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prefix, err := wisski.instances.Core.Environment.Open(prefixPath)
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if err != nil {
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return "", err
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}
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defer prefix.Close()
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if _, err := io.Copy(&builder, prefix); err != nil {
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return "", err
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}
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builder.WriteString("\n")
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}
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// and done!
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return builder.String(), nil
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}
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