richardphibel / rpms / libdnf

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From 7d8f9cfcdf7725fef2c99ecb2dedcdff1e9506d7 Mon Sep 17 00:00:00 2001
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From: Jaroslav Rohel <jrohel@redhat.com>
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Date: Wed, 13 Apr 2022 12:26:10 +0200
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Subject: [PATCH 26/34] context: Substitute all repository config options
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 (RhBug:2076853)
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It also solves the problem: Substitution of variables in `baseurl`
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does not work in microdnf and PackageKit unless `metalink` or `mirrorlist`
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is set at the same time.
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---
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 libdnf/dnf-repo.cpp | 34 +++++++++++++++++++++++++---------
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 1 file changed, 25 insertions(+), 9 deletions(-)
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diff --git a/libdnf/dnf-repo.cpp b/libdnf/dnf-repo.cpp
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index 710045fb..9d42e3e3 100644
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--- a/libdnf/dnf-repo.cpp
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+++ b/libdnf/dnf-repo.cpp
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@@ -83,6 +83,7 @@ typedef struct
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     LrHandle        *repo_handle;
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     LrResult        *repo_result;
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     LrUrlVars       *urlvars;
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+    bool            unit_test_mode;  /* ugly hack for unit tests */
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 } DnfRepoPrivate;
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 G_DEFINE_TYPE_WITH_PRIVATE(DnfRepo, dnf_repo, G_TYPE_OBJECT)
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@@ -847,8 +848,11 @@ dnf_repo_conf_reset(libdnf::ConfigRepo &config)
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 /* Loads repository configuration from GKeyFile */
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 static void
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-dnf_repo_conf_from_gkeyfile(libdnf::ConfigRepo &config, const char *repoId, GKeyFile *gkeyFile)
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+dnf_repo_conf_from_gkeyfile(DnfRepo *repo, const char *repoId, GKeyFile *gkeyFile)
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 {
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+    DnfRepoPrivate *priv = GET_PRIVATE(repo);
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+    auto & config = *priv->repo->getConfig();
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+
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     // Reset to the initial state before reloading the configuration.
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     dnf_repo_conf_reset(config);
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@@ -883,20 +887,31 @@ dnf_repo_conf_from_gkeyfile(libdnf::ConfigRepo &config, const char *repoId, GKey
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                         // list can be ['value1', 'value2, value3'] therefore we first join
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                         // to have 'value1, value2, value3'
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                         g_autofree gchar * tmp_strval = g_strjoinv(",", list);
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+
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+                        // Substitute vars.
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+                        g_autofree gchar *subst_value = dnf_repo_substitute(repo, tmp_strval);
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+
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+                        if (strcmp(key, "baseurl") == 0 && strstr(tmp_strval, "file://$testdatadir") != NULL) {
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+                            priv->unit_test_mode = true;
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+                        }
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+
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                         try {
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-                            optionItem.newString(libdnf::Option::Priority::REPOCONFIG, tmp_strval);
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+                            optionItem.newString(libdnf::Option::Priority::REPOCONFIG, subst_value);
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                         } catch (const std::exception & ex) {
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-                            g_debug("Invalid configuration value: %s = %s in %s; %s", key, value.c_str(), repoId, ex.what());
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+                            g_debug("Invalid configuration value: %s = %s in %s; %s", key, subst_value, repoId, ex.what());
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                         }
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                     }
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                 } else {
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-
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                     // process other (non list) options
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+
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+                    // Substitute vars.
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+                    g_autofree gchar *subst_value = dnf_repo_substitute(repo, value.c_str());
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+
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                     try {
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-                        optionItem.newString(libdnf::Option::Priority::REPOCONFIG, value);
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+                        optionItem.newString(libdnf::Option::Priority::REPOCONFIG, subst_value);
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                     } catch (const std::exception & ex) {
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-                        g_debug("Invalid configuration value: %s = %s in %s; %s", key, value.c_str(), repoId, ex.what());
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+                        g_debug("Invalid configuration value: %s = %s in %s; %s", key, subst_value, repoId, ex.what());
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                     }
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                 }
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@@ -950,7 +965,7 @@ dnf_repo_set_keyfile_data(DnfRepo *repo, gboolean reloadFromGKeyFile, GError **e
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     // Reload repository configuration from keyfile.
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     if (reloadFromGKeyFile) {
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-        dnf_repo_conf_from_gkeyfile(*conf, repoId, priv->keyfile);
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+        dnf_repo_conf_from_gkeyfile(repo, repoId, priv->keyfile);
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         dnf_repo_apply_setopts(*conf, repoId);
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     }
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@@ -996,8 +1011,9 @@ dnf_repo_set_keyfile_data(DnfRepo *repo, gboolean reloadFromGKeyFile, GError **e
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         g_autofree gchar *url = NULL;
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         url = lr_prepend_url_protocol(baseurls[0]);
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         if (url != NULL && strncasecmp(url, "file://", 7) == 0) {
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-            if (g_strstr_len(url, -1, "$testdatadir") == NULL)
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+            if (!priv->unit_test_mode) {
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                 priv->kind = DNF_REPO_KIND_LOCAL;
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+            }
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             g_free(priv->location);
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             g_free(priv->keyring);
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             priv->location = dnf_repo_substitute(repo, url + 7);
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@@ -1224,7 +1240,7 @@ dnf_repo_setup(DnfRepo *repo, GError **error) try
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     auto repoId = priv->repo->getId().c_str();
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     auto conf = priv->repo->getConfig();
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-    dnf_repo_conf_from_gkeyfile(*conf, repoId, priv->keyfile);
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+    dnf_repo_conf_from_gkeyfile(repo, repoId, priv->keyfile);
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     dnf_repo_apply_setopts(*conf, repoId);
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     auto sslverify = conf->sslverify().getValue();
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-- 
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2.31.1
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