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authorDzmitry Zaitsau <pradd.me@gmail.com>2019-02-21T10·44+0100
committerDzmitry Zaitsau <pradd.me@gmail.com>2019-02-25T16·59+0100
commit07f992a74b64f4376d5b415d0042babc924772f3 (patch)
tree65b730daf2fd0920750ddb58ce853f96c24c2d11 /src/libstore
parent6bfb082ea298ac4366d4808f3a1b7c065cf89302 (diff)
Extract and expose splitUriAndParams function
which splits a URL into localtor and parameter parts
Diffstat (limited to 'src/libstore')
-rw-r--r--src/libstore/store-api.cc16
-rw-r--r--src/libstore/store-api.hh4
2 files changed, 16 insertions, 4 deletions
diff --git a/src/libstore/store-api.cc b/src/libstore/store-api.cc
index 913a1112141e..c13ff11564ec 100644
--- a/src/libstore/store-api.cc
+++ b/src/libstore/store-api.cc
@@ -842,12 +842,11 @@ namespace nix {
 
 RegisterStoreImplementation::Implementations * RegisterStoreImplementation::implementations = 0;
 
-
-ref<Store> openStore(const std::string & uri_,
-    const Store::Params & extraParams)
+/* Split URI into protocol+hierarchy part and its parameter set. */
+std::pair<std::string, Store::Params> splitUriAndParams(const std::string & uri_)
 {
     auto uri(uri_);
-    Store::Params params(extraParams);
+    Store::Params params;
     auto q = uri.find('?');
     if (q != std::string::npos) {
         for (auto s : tokenizeString<Strings>(uri.substr(q + 1), "&")) {
@@ -873,6 +872,15 @@ ref<Store> openStore(const std::string & uri_,
         }
         uri = uri_.substr(0, q);
     }
+    return {uri, params};
+}
+
+ref<Store> openStore(const std::string & uri_,
+    const Store::Params & extraParams)
+{
+    auto [uri, uriParams] = splitUriAndParams(uri_);
+    auto params = extraParams;
+    params.insert(uriParams.begin(), uriParams.end());
 
     for (auto fun : *RegisterStoreImplementation::implementations) {
         auto store = fun(uri, params);
diff --git a/src/libstore/store-api.hh b/src/libstore/store-api.hh
index f504735e0f84..ad0f8df11b84 100644
--- a/src/libstore/store-api.hh
+++ b/src/libstore/store-api.hh
@@ -798,4 +798,8 @@ ValidPathInfo decodeValidPathInfo(std::istream & str,
    for paths created by makeFixedOutputPath() / addToStore(). */
 std::string makeFixedOutputCA(bool recursive, const Hash & hash);
 
+
+/* Split URI into protocol+hierarchy part and its parameter set. */
+std::pair<std::string, Store::Params> splitUriAndParams(const std::string & uri);
+
 }