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sashi attach command implementation (#90)

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This commit is contained in:
Chalith Desaman
2022-01-13 12:18:58 +05:30
committed by GitHub
parent df6e15b90a
commit 4625ce5cb7
13 changed files with 309 additions and 14 deletions
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76
src/msg/json/msg_json.cpp
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@@ -516,6 +516,38 @@ namespace msg::json
return 0;
}
/**
* Extracts inspect message from msg.
* @param msg Populated msg object.
* @param d The json document holding the message.
* Accepted signed input container format:
* {
* "type": "inspect",
* "container_name": "<container_name>",
* }
* @return 0 on successful extraction. -1 for failure.
*/
int extract_inspect_message(inspect_msg &msg, const jsoncons::json &d)
{
if (extract_type(msg.type, d) == -1)
return -1;
if (!d.contains(msg::FLD_CONTAINER_NAME))
{
LOG_ERROR << "Field container_name is missing.";
return -1;
}
if (!d[msg::FLD_CONTAINER_NAME].is<std::string>())
{
LOG_ERROR << "Invalid container_name value.";
return -1;
}
msg.container_name = d[msg::FLD_CONTAINER_NAME].as<std::string>();
return 0;
}
/**
* Constructs a generic json response.
* @param msg Buffer to construct the generated json message string into.
@@ -647,4 +679,48 @@ namespace msg::json
msg += "]";
}
/**
* Constructs the response message for inspect message.
* @param msg Buffer to construct the generated json message string into.
* Message format:
* {
* "name": "<instance name>",
* "user": "<instance user name>",
* "image": "<docker image name>",
* "status": "<status of the instance>",
* "peer_port": "<peer port of the instance>",
* "user_port": "<user port of the instance>"
* }
* @param instance Instance info.
*
*/
void build_inspect_response(std::string &msg, const hp::instance_info &instance)
{
msg.reserve(1024);
msg += "{\"";
msg += "name";
msg += SEP_COLON;
msg += instance.container_name;
msg += SEP_COMMA;
msg += "user";
msg += SEP_COLON;
msg += instance.username;
msg += SEP_COMMA;
msg += "image";
msg += SEP_COLON;
msg += instance.image_name;
msg += SEP_COMMA;
msg += "status";
msg += SEP_COLON;
msg += instance.status;
msg += SEP_COMMA;
msg += "peer_port";
msg += SEP_COLON_NOQUOTE;
msg += std::to_string(instance.assigned_ports.peer_port);
msg += SEP_COMMA_NOQUOTE;
msg += "user_port";
msg += SEP_COLON_NOQUOTE;
msg += std::to_string(instance.assigned_ports.user_port);
msg += "}";
}
} // namespace msg::json