Add GithubPulls input plugin.

This can be used with declarative projects to build PRs.

The github_authorization section should contain verbatim Authorization header contents keyed by repo owner for private repos
This commit is contained in:
Shea Levy 2017-05-24 05:31:27 -04:00
parent 941665044e
commit c6f0753435

View file

@ -0,0 +1,62 @@
package Hydra::Plugin::GithubPulls;
use strict;
use parent 'Hydra::Plugin';
use HTTP::Request;
use LWP::UserAgent;
use JSON;
use Hydra::Helper::CatalystUtils;
use File::Temp;
sub supportedInputTypes {
my ($self, $inputTypes) = @_;
$inputTypes->{'githubpulls'} = 'Open GitHub Pull Requests';
}
sub _iterate {
my ($url, $auth, $pulls, $ua) = @_;
my $req = HTTP::Request->new('GET', $url);
$req->header('Accept' => 'application/vnd.github.v3+json');
$req->header('Authorization' => $auth) if defined $auth;
my $res = $ua->request($req);
my $content = $res->decoded_content;
die "Error pulling from the github pulls API: $content\n"
unless $res->is_success;
my $pulls_list = decode_json $content;
# TODO Stream out the json instead
foreach my $pull (@$pulls_list) {
$pulls->{$pull->{number}} = $pull;
}
# TODO Make Link header parsing more robust!!!
my @links = split ',', $res->header("Link");
my $next = "";
foreach my $link (@links) {
my ($url, $rel) = split ";", $link;
if (trim($rel) eq 'rel="next"') {
$next = substr trim($url), 1, -1;
last;
}
}
_iterate($next, $auth, $pulls, $ua) unless $next eq "";
}
sub fetchInput {
my ($self, $type, $name, $value, $project, $jobset) = @_;
return undef if $type ne "githubpulls";
# TODO Allow filtering of some kind here?
(my $owner, my $repo) = split ' ', $value;
my $auth = $self->{config}->{github_authorization}->{$owner};
my %pulls;
my $ua = LWP::UserAgent->new();
_iterate("https://api.github.com/repos/$owner/$repo/pulls?per_page=100", $auth, \%pulls, $ua);
my $tempdir = File::Temp->newdir("github-pulls" . "XXXXX", TMPDIR => 1);
my $filename = "$tempdir/github-pulls.json";
open(my $fh, ">", $filename) or die "Cannot open $filename for writing: $!";
print $fh encode_json \%pulls;
close $fh;
my $storePath = `nix-store --add "$filename"`
or die "cannot copy path $filename to the Nix store.\n";
return { storePath => $storePath };
}
1;