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feat: adds command for scanning for deployment files
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,4 @@ | ||
| overrides: | ||
| - app: jormungandr | ||
| path: exporter.image.tag | ||
| value: GITHUB_SHA |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,72 @@ | ||
| package pkg | ||
|
|
||
| import ( | ||
| "fmt" | ||
| "os" | ||
|
|
||
| "github.com/spf13/afero" | ||
| "gopkg.in/yaml.v3" | ||
| ) | ||
|
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| // Filename is the static name of a deployment configuration file. | ||
| const Filename = "deployment.yml" | ||
|
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| // DeploymentFile represents a deployment configuration file. | ||
| type DeploymentFile struct { | ||
| Overrides []OverrideConfig `json:"overrides" yaml:"overrides"` | ||
| } | ||
|
|
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| // OverrideConfig represents configuration for overriding a value in a CUE file. | ||
| type OverrideConfig struct { | ||
| App string `json:"app" yaml:"app"` | ||
| Path string `json:"path" yaml:"path"` | ||
| Value string `json:"value" yaml:"value"` | ||
| } | ||
|
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| // ScanForDeploymentFiles scans a directory for deployment configuration files. | ||
| func ScanForDeploymentFiles(dir string, fs afero.Fs) ([]DeploymentFile, error) { | ||
|
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| files := []DeploymentFile{} | ||
| err := afero.Walk(fs, dir, func(path string, info os.FileInfo, err error) error { | ||
| if err != nil { | ||
| return err | ||
| } | ||
|
|
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| if info.IsDir() { | ||
| return nil | ||
| } | ||
|
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| if info.Name() == Filename { | ||
| contents, err := afero.ReadFile(fs, path) | ||
| if err != nil { | ||
| return fmt.Errorf("failed to read deployment file at %q: %v", path, err) | ||
| } | ||
|
|
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| deploymentFile := DeploymentFile{} | ||
| if err := yaml.Unmarshal(contents, &deploymentFile); err != nil { | ||
| // If we can't unmarshal the file, we assume it's not a deployment file and just log a warning. | ||
| fmt.Fprintf(os.Stderr, "warning: failed to parse deployment file %q: %v", path, err) | ||
| return nil | ||
| } | ||
|
|
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| files = append(files, deploymentFile) | ||
| } | ||
|
|
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| return nil | ||
| }) | ||
|
|
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| if err != nil { | ||
| return nil, err | ||
| } | ||
|
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| return files, nil | ||
| } | ||
|
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| // ApplyTemplateValue applies a template value to a list of overrides. | ||
| func ApplyTemplateValue(overrides []OverrideConfig, key, value string) { | ||
| for i, override := range overrides { | ||
| if override.Value == key { | ||
| overrides[i].Value = value | ||
| } | ||
| } | ||
| } |
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