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Reimplement trusted-substituters (aka trusted-binary-caches)
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parent
9cc8047f44
commit
76cb3c702c
2 changed files with 46 additions and 6 deletions
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@ -239,6 +239,10 @@ public:
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"Additional URIs of substituters.",
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"Additional URIs of substituters.",
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{"extra-binary-caches"}};
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{"extra-binary-caches"}};
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Setting<StringSet> trustedSubstituters{this, {}, "trusted-substituters",
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"Disabled substituters that may be enabled via the substituters option by untrusted users.",
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{"trusted-binary-caches"}};
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Setting<Strings> trustedUsers{this, {"root"}, "trusted-users",
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Setting<Strings> trustedUsers{this, {"root"}, "trusted-users",
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"Which users or groups are trusted to ask the daemon to do unsafe things."};
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"Which users or groups are trusted to ask the daemon to do unsafe things."};
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@ -448,20 +448,56 @@ static void performOp(ref<LocalStore> store, bool trusted, unsigned int clientVe
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readInt(from); // obsolete printBuildTrace
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readInt(from); // obsolete printBuildTrace
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settings.buildCores = readInt(from);
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settings.buildCores = readInt(from);
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settings.useSubstitutes = readInt(from);
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settings.useSubstitutes = readInt(from);
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StringMap overrides;
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if (GET_PROTOCOL_MINOR(clientVersion) >= 12) {
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if (GET_PROTOCOL_MINOR(clientVersion) >= 12) {
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unsigned int n = readInt(from);
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unsigned int n = readInt(from);
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for (unsigned int i = 0; i < n; i++) {
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for (unsigned int i = 0; i < n; i++) {
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string name = readString(from);
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string name = readString(from);
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string value = readString(from);
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string value = readString(from);
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try {
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overrides.emplace(name, value);
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if (trusted || name == "build-timeout")
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settings.set(name, value);
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} catch (UsageError & e) {
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warn(e.what());
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}
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}
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}
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}
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}
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startWork();
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startWork();
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for (auto & i : overrides) {
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auto & name(i.first);
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auto & value(i.second);
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auto setSubstituters = [&](Setting<Strings> & res) {
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if (name != res.name && res.aliases.count(name) == 0)
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return false;
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StringSet trusted = settings.trustedSubstituters;
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for (auto & s : settings.substituters.get())
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trusted.insert(s);
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Strings subs;
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auto ss = tokenizeString<Strings>(value);
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for (auto & s : ss)
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if (trusted.count(s))
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subs.push_back(s);
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else
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warn("ignoring untrusted substituter '%s'", s);
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res = subs;
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return true;
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};
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try {
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if (trusted
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|| name == settings.buildTimeout.name
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|| name == settings.connectTimeout.name)
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settings.set(name, value);
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else if (setSubstituters(settings.substituters))
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;
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else if (setSubstituters(settings.extraSubstituters))
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;
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else
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debug("ignoring untrusted setting '%s'", name);
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} catch (UsageError & e) {
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warn(e.what());
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}
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}
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stopWork();
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stopWork();
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break;
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break;
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}
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}
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