kot.pink
1package models
2
3import (
4 "fmt"
5 "path"
6 "strings"
7
8 "tangled.sh/tangled.sh/core/api/tangled"
9)
10
11// checkoutStep checks out the specified ref in the cloned repository.
12func checkoutStep(twf tangled.Pipeline_Workflow, tr tangled.Pipeline_TriggerMetadata) Step {
13 if twf.Clone.Skip {
14 return Step{}
15 }
16
17 var ref string
18 switch tr.Kind {
19 case "push":
20 ref = tr.Push.Ref
21 case "pull_request":
22 ref = tr.PullRequest.TargetBranch
23
24 // TODO: this needs to be specified in lexicon
25 case "manual":
26 ref = tr.Repo.DefaultBranch
27 }
28
29 checkoutCmd := fmt.Sprintf("git config advice.detachedHead false; git checkout --progress --force %s", ref)
30
31 return Step{
32 Command: checkoutCmd,
33 Name: "Checkout ref " + ref,
34 }
35}
36
37// cloneOptsAsSteps processes clone options and adds corresponding steps
38// to the beginning of the workflow's step list if cloning is not skipped.
39func cloneStep(twf tangled.Pipeline_Workflow, tr tangled.Pipeline_TriggerRepo, dev bool) Step {
40 if twf.Clone.Skip {
41 return Step{}
42 }
43
44 uri := "https://"
45 if dev {
46 uri = "http://"
47 tr.Knot = strings.ReplaceAll(tr.Knot, "localhost", "host.docker.internal")
48 }
49
50 cloneUrl := uri + path.Join(tr.Knot, tr.Did, tr.Repo)
51 cloneCmd := []string{"git", "clone", cloneUrl, "."}
52
53 // default clone depth is 1
54 cloneDepth := 1
55 if twf.Clone.Depth > 1 {
56 cloneDepth = int(twf.Clone.Depth)
57 cloneCmd = append(cloneCmd, []string{"--depth", fmt.Sprintf("%d", cloneDepth)}...)
58 }
59
60 if twf.Clone.Submodules {
61 cloneCmd = append(cloneCmd, "--recursive")
62 }
63
64 fmt.Println(strings.Join(cloneCmd, " "))
65
66 cloneStep := Step{
67 Command: strings.Join(cloneCmd, " "),
68 Name: "Clone repository into workspace",
69 }
70 return cloneStep
71}
72
73// dependencyStep processes dependencies defined in the workflow.
74// For dependencies using a custom registry (i.e. not nixpkgs), it collects
75// all packages and adds a single 'nix profile install' step to the
76// beginning of the workflow's step list.
77func dependencyStep(twf tangled.Pipeline_Workflow) Step {
78 var customPackages []string
79
80 for _, d := range twf.Dependencies {
81 registry := d.Registry
82 packages := d.Packages
83
84 if registry == "nixpkgs" {
85 continue
86 }
87
88 // collect packages from custom registries
89 for _, pkg := range packages {
90 customPackages = append(customPackages, fmt.Sprintf("'%s#%s'", registry, pkg))
91 }
92 }
93
94 if len(customPackages) > 0 {
95 installCmd := "nix --extra-experimental-features nix-command --extra-experimental-features flakes profile install"
96 cmd := fmt.Sprintf("%s %s", installCmd, strings.Join(customPackages, " "))
97 installStep := Step{
98 Command: cmd,
99 Name: "Install custom dependencies",
100 Environment: map[string]string{
101 "NIX_NO_COLOR": "1",
102 "NIX_SHOW_DOWNLOAD_PROGRESS": "0",
103 },
104 }
105 return installStep
106 }
107 return Step{}
108}