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providers.go
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providers.go
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package providers
import (
"context"
"fmt"
"sort"
"strings"
"time"
"github.com/google/go-github/v50/github"
"github.com/luebken/awesome-crossplane-providers/util"
)
type ProviderImplementationType string
type FullRepoName string
type SortedFullRepoName []FullRepoName
func (a SortedFullRepoName) Len() int { return len(a) }
func (a SortedFullRepoName) Less(i, j int) bool { return a[i] < a[j] }
func (a SortedFullRepoName) Swap(i, j int) { a[i], a[j] = a[j], a[i] }
func (frn FullRepoName) GetOwner() string {
return strings.Split(string(frn), "/")[0]
}
func (frn FullRepoName) GetRepo() string {
return strings.Split(string(frn), "/")[1]
}
var (
providerSearchQueries = []string{
`archived:false in:readme,name,description "is a crossplane provider"`,
`archived:false in:readme,name,description "is a minimal crossplane provider"`,
`archived:false in:readme,name,description "is an experimental crossplane provider"`,
`archived:false in:readme,name,description "crossplane infrastructure provider"`,
}
providerOrgs = []string{
"crossplane-contrib", "crossplane",
}
)
// Get latest repo info for "providerNames"
func GetRepositories(client *github.Client, ctx context.Context, providerNames []FullRepoName) []*github.Repository {
repos := []*github.Repository{}
ch := make(chan *github.Repository)
defer func() {
close(ch)
}()
for _, pr := range providerNames {
// workaround for socket: too many open files error
time.Sleep(20 * time.Millisecond)
go func(pr FullRepoName) {
fmt.Print("r")
repo, _, err := client.Repositories.Get(ctx, pr.GetOwner(), pr.GetRepo())
if err != nil {
fmt.Printf("\nError querying 'https://github.com/%v/%v\n", pr.GetOwner(), pr.GetRepo())
fmt.Printf("\n%v\n", err)
ch <- nil
} else {
ch <- repo
}
}(pr)
}
for i := 0; i < len(providerNames); i++ {
repo := <-ch
if repo != nil {
repos = append(repos, repo)
}
}
fmt.Printf("\nQueried %d repos.\n", len(repos))
return repos
}
// All provider names from "providers.txt"
func getProviderNamesFromFile() []FullRepoName {
lines, err := util.ReadFromFile("providers.txt")
if err != nil {
panic(err)
}
providerNames := []FullRepoName{}
for _, l := range lines {
if !strings.HasPrefix(l, "#") && len(l) > 1 {
providerNames = append(providerNames, FullRepoName(l))
}
}
fmt.Printf("Found %d providers in providers.txt\n", len(providerNames))
return providerNames
}
// checks go.mod for upjet or terrajet dependencies
func GetDependenciesAndClasifyImplementationType(client *github.Client, ctx context.Context, providerNames []FullRepoName) map[FullRepoName]ProviderImplementationType {
ptypes := make(map[FullRepoName]ProviderImplementationType)
type RepoAndType struct {
FullRepoName FullRepoName
ProviderImplementationType ProviderImplementationType
}
ch := make(chan RepoAndType)
defer func() {
close(ch)
}()
for _, pn := range providerNames {
// workaround for socket: too many open files error
time.Sleep(20 * time.Millisecond)
go func(pn FullRepoName) {
fmt.Print("x")
var ptype ProviderImplementationType
fileContent, _, _, err := client.Repositories.GetContents(ctx, pn.GetOwner(), pn.GetRepo(), "go.mod", nil)
if err != nil {
fmt.Printf("\n%v\n", err)
}
content, err := fileContent.GetContent()
if err != nil {
fmt.Printf("\n%v\n", err)
}
if strings.Contains(content, "github.com/upbound/upjet") {
ptype = "Upjet"
} else if strings.Contains(content, "github.com/crossplane/terrajet") {
ptype = "Terrajet"
} else {
// todo check fork from crossplane/provider-template
ptype = "Native"
}
ch <- RepoAndType{FullRepoName: pn, ProviderImplementationType: ptype}
}(pn)
}
for i := 0; i < len(providerNames); i++ {
repoAndTyp := <-ch
ptypes[repoAndTyp.FullRepoName] = repoAndTyp.ProviderImplementationType
}
fmt.Printf("\nQueried %d types.\n", len(providerNames))
return ptypes
}
// All provider names from "providers.txt" excluding "providers-ignored.txt"
func ReadProviderNamesFromFileWithoutIgnored() []FullRepoName {
lines, err := util.ReadFromFile("providers.txt")
if err != nil {
panic(err)
}
linesIgnored, err := util.ReadFromFile("providers-ignored.txt")
if err != nil {
panic(err)
}
ignoreList := strings.Join(linesIgnored, " ")
providerNames := []FullRepoName{}
for _, l := range lines {
if !strings.HasPrefix(l, "#") && !strings.Contains(ignoreList, l) {
providerNames = append(providerNames, FullRepoName(l))
}
}
fmt.Printf("Found %d providers in providers.txt excluding providers-ignored.txt\n", len(providerNames))
return providerNames
}
// Update provider.txt
func UpdateProviderNamesToFile(client *github.Client, ctx context.Context) {
fmt.Println("Searching for potential Crossplane provider repos.")
repos := []*github.Repository{}
// from search queries
for _, q := range providerSearchQueries {
opt := &github.SearchOptions{
ListOptions: github.ListOptions{PerPage: 100},
}
for {
fmt.Print(".")
result, resp, err := client.Search.Repositories(ctx, q, opt)
if err != nil {
fmt.Println("err ", err)
}
repos = append(repos, result.Repositories...)
if resp.NextPage == 0 {
break
}
opt.Page = resp.NextPage
}
}
// from provider orgs
for _, o := range providerOrgs {
for {
opt := &github.RepositoryListOptions{
ListOptions: github.ListOptions{PerPage: 100},
}
fmt.Print(".")
newRepos, resp, err := client.Repositories.List(ctx, o, opt)
if err != nil {
fmt.Println("err ", err)
}
for _, r := range newRepos {
if strings.Contains(*r.Name, "provider") {
repos = append(repos, r)
}
}
if resp.NextPage == 0 {
break
}
opt.Page = resp.NextPage
}
}
// TODO search from topics
reposNames := []FullRepoName{}
for _, r := range repos {
reposNames = append(reposNames, FullRepoName(*r.FullName))
}
oldRepoNames := getProviderNamesFromFile()
reposNames = append(reposNames, oldRepoNames...)
reposNames = removeDuplicateRepos(reposNames)
sort.Sort(SortedFullRepoName(reposNames))
fmt.Printf("\nFound %d provider repos.\n", len(reposNames))
s := ""
for _, rn := range reposNames {
s = s + string(rn) + "\n"
}
util.WriteToFile(s, "providers.txt")
}
func removeDuplicateRepos(repos []FullRepoName) []FullRepoName {
keys := make(map[FullRepoName]bool)
list := []FullRepoName{}
for _, repo := range repos {
if _, value := keys[repo]; !value {
keys[repo] = true
list = append(list, repo)
}
}
return list
}