static int s_profile_collection_add_profile()

in source/aws_profile.c [617:693]

• 53 lines of code
• 14 McCabe index (conditional complexity)

static int s_profile_collection_add_profile(
    struct aws_profile_collection *profile_collection,
    const struct aws_byte_cursor *profile_name,
    bool has_prefix,
    const struct profile_file_parse_context *context,
    struct aws_profile **current_profile_out) {

    *current_profile_out = NULL;
    struct aws_string *key =
        aws_string_new_from_array(profile_collection->allocator, profile_name->ptr, profile_name->len);
    if (key == NULL) {
        return AWS_OP_ERR;
    }

    struct aws_profile *existing_profile = NULL;
    struct aws_hash_element *element = NULL;
    aws_hash_table_find(&profile_collection->profiles, key, &element);
    if (element != NULL) {
        existing_profile = element->value;
    }

    aws_string_destroy(key);

    if (profile_collection->profile_source == AWS_PST_CONFIG && s_is_default_profile_name(profile_name)) {
        /*
         *  In a config file, "profile default" always supercedes "default"
         */
        if (!has_prefix && existing_profile && existing_profile->has_profile_prefix) {
            /*
             * existing one supercedes: ignore this (and its properties) completely by failing the add
             * which sets the current profile to NULL
             */
            AWS_LOGF_WARN(
                AWS_LS_SDKUTILS_PROFILE,
                "Existing prefixed default config profile supercedes unprefixed default profile");
            s_log_parse_context(AWS_LL_WARN, context);

            return AWS_OP_SUCCESS;
        }

        if (has_prefix && existing_profile && !existing_profile->has_profile_prefix) {
            /*
             * stomp over existing: remove it, then proceed with add
             * element destroy function will clean up the profile and key
             */
            AWS_LOGF_WARN(
                AWS_LS_SDKUTILS_PROFILE, "Prefixed default config profile replacing unprefixed default profile");
            s_log_parse_context(AWS_LL_WARN, context);

            aws_hash_table_remove(&profile_collection->profiles, element->key, NULL, NULL);
            existing_profile = NULL;
        }
    }

    if (existing_profile) {
        *current_profile_out = existing_profile;
        return AWS_OP_SUCCESS;
    }

    struct aws_profile *new_profile = aws_profile_new(profile_collection->allocator, profile_name, has_prefix);
    if (new_profile == NULL) {
        goto on_aws_profile_new_failure;
    }

    if (aws_hash_table_put(&profile_collection->profiles, new_profile->name, new_profile, NULL)) {
        goto on_hash_table_put_failure;
    }

    *current_profile_out = new_profile;
    return AWS_OP_SUCCESS;

on_hash_table_put_failure:
    aws_profile_destroy(new_profile);

on_aws_profile_new_failure:
    return AWS_OP_ERR;
}