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GUACAMOLE-1174: Create function for appending endpoint params, fix endpoint params overwriting.

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This commit is contained in:
Yaroslav Nikonorov 2020-10-20 12:35:25 +03:00
parent 6b58e2e5a9
commit 79239e3be0
1 changed files with 25 additions and 19 deletions
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44
src/protocols/kubernetes/url.c
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@ -89,6 +89,23 @@ int guac_kubernetes_escape_url_component(char* output, int length,
}
int guac_kubernetes_append_endpoint_param(char* buffer, int length,
const char* param_name, const char* param_value) {
char escaped_param_value[GUAC_KUBERNETES_MAX_ENDPOINT_LENGTH];
/* Escape value */
if (guac_kubernetes_escape_url_component(escaped_param_value,
sizeof(escaped_param_value), param_value))
return 1;
int written;
written = snprintf(buffer + strlen(buffer), length - strlen(buffer),
"%s=%s&", param_name, escaped_param_value);
return (written < 0 || written >= length);
}
int guac_kubernetes_endpoint_uri(char* buffer, int length,
const char* kubernetes_namespace, const char* kubernetes_pod,
const char* kubernetes_container, const char* exec_command) {
@ -124,31 +141,20 @@ int guac_kubernetes_endpoint_uri(char* buffer, int length,
return 1;
/* Generate endpoint params */
char endpoint_params[GUAC_KUBERNETES_MAX_ENDPOINT_LENGTH]="";
char endpoint_params[GUAC_KUBERNETES_MAX_ENDPOINT_LENGTH];
endpoint_params[0] = 0;
if (exec_command != NULL) {
/* Escape exec command */
if (guac_kubernetes_escape_url_component(escaped_exec_command,
sizeof(escaped_exec_command), exec_command))
return 1;
written = snprintf(endpoint_params, sizeof(endpoint_params),
"command=%s&", escaped_exec_command);
if (written < 0 || written >= sizeof(endpoint_params))
/* Append exec command param */
if (guac_kubernetes_append_endpoint_param(endpoint_params,
sizeof(endpoint_params), "command", exec_command))
return 1;
}
if (kubernetes_container != NULL) {
/* Escape container name */
if (guac_kubernetes_escape_url_component(escaped_container,
sizeof(escaped_container), kubernetes_container))
return 1;
written = snprintf(endpoint_params, sizeof(endpoint_params),
"container=%s&", escaped_container);
if (written < 0 || written >= sizeof(endpoint_params))
/* Append kubernetes container param */
if (guac_kubernetes_append_endpoint_param(endpoint_params,
sizeof(endpoint_params), "container", kubernetes_container))
return 1;
}