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Checking for Existing Sashimono Instances with Same Name (#169)

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This commit is contained in:
Udith Indrakantha
2022-08-04 12:11:14 +05:30
committed by GitHub
parent bab4819651
commit bdce0bb023
1 changed files with 11 additions and 1 deletions
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12
src/hp_manager.cpp
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@@ -56,6 +56,7 @@ namespace hp
constexpr const char *CONTRACT_ID_INVALID = "contractid_bad_format";
constexpr const char *DOCKER_IMAGE_INVALID = "docker_image_invalid";
constexpr const char *DOCKER_CONTAINER_NOT_FOUND = "container_not_found";
constexpr const char *INSTANCE_ALREADY_EXISTS = "instance_already_exists";
// Cgrules check related constants.
constexpr const char *CGRULE_ACTIVE = "service=$(grep \"ExecStart.*=.*/cgrulesengd$\" /etc/systemd/system/*.service | head -1 | awk -F : ' { print $1 } ') && [ ! -z $service ] && systemctl is-active $(basename $service)";
@@ -120,7 +121,16 @@ namespace hp
*/
int create_new_instance(std::string &error_msg, instance_info &info, std::string_view container_name, std::string_view owner_pubkey, const std::string &contract_id, const std::string &image_key)
{
// If the max alloved instance count is already allocated. We won't allow more.
// Creating an instance with same name is not allowed.
hp::instance_info existing_instance;
if (sqlite::get_instance(db, container_name, existing_instance) == 0)
{
error_msg = INSTANCE_ALREADY_EXISTS;
LOG_ERROR << "Found another instance with name: " << container_name << ".";
return -1;
}
// If the max allowed instance count is already allocated. We won't allow more.
const int allocated_count = sqlite::get_allocated_instance_count(db);
if (allocated_count == -1)
{