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Provide a builtin default for $NIX_SSL_CERT_FILE

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This is mostly to ensure that when Nix is started on macOS via a
launchd service or sshd (for a remote build), it gets a certificate
bundle.
This commit is contained in:
Eelco Dolstra 2017-06-12 16:44:43 +02:00
parent 7f5b750b40
commit 847f19a5f7
No known key found for this signature in database
GPG key ID: 8170B4726D7198DE
3 changed files with 13 additions and 9 deletions
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5
misc/launchd/org.nixos.nix-daemon.plist.in
View file

@ -12,10 +12,5 @@
<string>/var/log/nix-daemon.log</string>
<key>StandardOutPath</key>
<string>/dev/null</string>
<key>EnvironmentVariables</key>
<dict>
<key>NIX_SSL_CERT_FILE</key>
<string>/nix/var/nix/profiles/default/etc/ssl/certs/ca-bundle.crt</string>
</dict>
</dict>
</plist>

7
src/libstore/download.cc
View file

@ -221,9 +221,10 @@ struct CurlDownloader : public Downloader
if (request.head)
curl_easy_setopt(req, CURLOPT_NOBODY, 1);
if (request.verifyTLS)
curl_easy_setopt(req, CURLOPT_CAINFO, settings.caFile.c_str());
else {
if (request.verifyTLS) {
if (settings.caFile != "")
curl_easy_setopt(req, CURLOPT_CAINFO, settings.caFile.c_str());
} else {
curl_easy_setopt(req, CURLOPT_SSL_VERIFYPEER, 0);
curl_easy_setopt(req, CURLOPT_SSL_VERIFYHOST, 0);
}

10
src/libstore/globals.cc
View file

@ -41,7 +41,15 @@ Settings::Settings()
{
buildUsersGroup = getuid() == 0 ? "nixbld" : "";
lockCPU = getEnv("NIX_AFFINITY_HACK", "1") == "1";
caFile = getEnv("NIX_SSL_CERT_FILE", getEnv("SSL_CERT_FILE", "/etc/ssl/certs/ca-certificates.crt"));
caFile = getEnv("NIX_SSL_CERT_FILE", getEnv("SSL_CERT_FILE", ""));
if (caFile == "") {
for (auto & fn : {"/etc/ssl/certs/ca-certificates.crt", "/nix/var/nix/profiles/default/etc/ssl/certs/ca-bundle.crt"})
if (pathExists(fn)) {
caFile = fn;
break;
}
}
/* Backwards compatibility. */
auto s = getEnv("NIX_REMOTE_SYSTEMS");