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54 lines
1.3 KiB
54 lines
1.3 KiB
package config
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import (
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"gerrit.wikimedia.org/r/blubber/build"
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)
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// BuilderConfig contains configuration for the definition of an arbitrary
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// build command and the files required to successfully execute the command.
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//
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type BuilderConfig struct {
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Command []string `json:"command"`
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Requirements []string `json:"requirements"`
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}
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// Merge takes another BuilderConfig and merges its fields into this one's,
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// overwriting the builder command.
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//
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func (bc *BuilderConfig) Merge(bc2 BuilderConfig) {
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if bc2.Command != nil {
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bc.Command = bc2.Command
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}
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if bc2.Requirements != nil {
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bc.Requirements = bc2.Requirements
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}
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}
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// InstructionsForPhase injects instructions into the build related to
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// builder commands and required files.
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//
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// PhasePreInstall
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//
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// Creates directories for requirements files, copies in requirements files,
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// and runs the builder command.
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//
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func (bc BuilderConfig) InstructionsForPhase(phase build.Phase) []build.Instruction {
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if len(bc.Command) == 0 {
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return []build.Instruction{}
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}
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switch phase {
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case build.PhasePreInstall:
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syncs := build.SyncFiles(bc.Requirements, ".")
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run := build.Run{Command: bc.Command[0]}
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if len(bc.Command) > 1 {
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run.Arguments = bc.Command[1:]
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}
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return append(syncs, run)
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}
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return []build.Instruction{}
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}
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