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Merge pull request #4035 from Ma27/url-attr

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libfetchers/github: allow `url` attribute
This commit is contained in:
Eelco Dolstra 2020-09-21 17:26:36 +02:00 committed by GitHub
commit cbe0bb29f4
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1 changed files with 10 additions and 10 deletions
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20
src/libfetchers/github.cc
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@ -8,9 +8,9 @@
namespace nix::fetchers {
// A github or gitlab url
const static std::string urlRegexS = "[a-zA-Z0-9.]*"; // FIXME: check
std::regex urlRegex(urlRegexS, std::regex::ECMAScript);
// A github or gitlab host
const static std::string hostRegexS = "[a-zA-Z0-9.]*"; // FIXME: check
std::regex hostRegex(hostRegexS, std::regex::ECMAScript);
struct GitArchiveInputScheme : InputScheme
{
@ -50,9 +50,9 @@ struct GitArchiveInputScheme : InputScheme
throw BadURL("URL '%s' contains multiple branch/tag names", url.url);
ref = value;
}
else if (name == "url") {
if (!std::regex_match(value, urlRegex))
throw BadURL("URL '%s' contains an invalid instance url", url.url);
else if (name == "host") {
if (!std::regex_match(value, hostRegex))
throw BadURL("URL '%s' contains an invalid instance host", url.url);
host_url = value;
}
// FIXME: barf on unsupported attributes
@ -67,7 +67,7 @@ struct GitArchiveInputScheme : InputScheme
input.attrs.insert_or_assign("repo", path[1]);
if (rev) input.attrs.insert_or_assign("rev", rev->gitRev());
if (ref) input.attrs.insert_or_assign("ref", *ref);
if (host_url) input.attrs.insert_or_assign("url", *host_url);
if (host_url) input.attrs.insert_or_assign("host", *host_url);
return input;
}
@ -77,7 +77,7 @@ struct GitArchiveInputScheme : InputScheme
if (maybeGetStrAttr(attrs, "type") != type()) return {};
for (auto & [name, value] : attrs)
if (name != "type" && name != "owner" && name != "repo" && name != "ref" && name != "rev" && name != "narHash" && name != "lastModified")
if (name != "type" && name != "owner" && name != "repo" && name != "ref" && name != "rev" && name != "narHash" && name != "lastModified" && name != "host")
throw Error("unsupported input attribute '%s'", name);
getStrAttr(attrs, "owner");
@ -210,7 +210,7 @@ struct GitHubInputScheme : GitArchiveInputScheme
{
// FIXME: use regular /archive URLs instead? api.github.com
// might have stricter rate limits.
auto host_url = maybeGetStrAttr(input.attrs, "url").value_or("github.com");
auto host_url = maybeGetStrAttr(input.attrs, "host").value_or("github.com");
auto url = fmt("https://api.%s/repos/%s/%s/tarball/%s", // FIXME: check if this is correct for self hosted instances
host_url, getStrAttr(input.attrs, "owner"), getStrAttr(input.attrs, "repo"),
input.getRev()->to_string(Base16, false));
@ -236,7 +236,7 @@ struct GitLabInputScheme : GitArchiveInputScheme
Hash getRevFromRef(nix::ref<Store> store, const Input & input) const override
{
auto host_url = maybeGetStrAttr(input.attrs, "url").value_or("gitlab.com");
auto host_url = maybeGetStrAttr(input.attrs, "host").value_or("gitlab.com");
auto url = fmt("https://%s/api/v4/projects/%s%%2F%s/repository/commits?ref_name=%s",
host_url, getStrAttr(input.attrs, "owner"), getStrAttr(input.attrs, "repo"), *input.getRef());
auto json = nlohmann::json::parse(