ccppi/systemd-gotify
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ccppi 2024-09-06 13:44:12 +02:00
parent 5872d5a21a
commit 29843d6a9a
1 changed files with 58 additions and 21 deletions
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79
main.c
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@ -3,20 +3,31 @@
#include<curl/curl.h>
#include<string.h>
#include<dbus/dbus.h>
#include<stdbool.h>
int gotify_message(char *,char *,char *);
int systemdCall(DBusConnection *,char *, char *);
int checkIsActive(DBusConnection *connection, char *service_name);
int systemdUnitCall(DBusConnection *connection,char *target,char *method,char *param,char **result);
int checkState(char *ServiceName,char *result);
/*
*sytemctl show gotify-server | grep PID
*sudo busctl tree org.freedesktop.systemd1 > get object paths
* */
typedef struct service
{
char *name;
char *targetPath;
bool alert;
} Service;
int main(void)
int main(int argc,char *argv[])
{
unsigned long uid;
int ret,i;
Service serviceSys;
char **objects = NULL;
dbus_bool_t allow_user=0;
DBusConnection *connection=NULL;
@ -24,14 +35,14 @@ int main(void)
char *result=NULL;
dbus_error_init(&error);
connection = dbus_bus_get(DBUS_BUS_SESSION,&error);//DBUS_BUS_SYSTEM
connection = dbus_bus_get(DBUS_BUS_SYSTEM,&error);//DBUS_BUS_SYSTEM DBUS_BUS_SESSION
if(dbus_error_is_set(&error))
{
fprintf(stderr,"%s",error.message);
return -1;
}
printf("This is my unique dbus name: %s\n",dbus_bus_get_unique_name(connection));
/*
ret = dbus_bus_request_name(connection,"test.method.client",DBUS_NAME_FLAG_REPLACE_EXISTING,&error);
if(dbus_error_is_set(&error))
{
@ -42,7 +53,7 @@ int main(void)
{
printf("name requested from dbus: %d\n",ret);
}
*/
dbus_connection_set_allow_anonymous(connection,allow_user);
printf("user auth dbus requ: %d\n",allow_user);
if(!dbus_connection_list_registered(connection,"/",&objects))
@ -62,21 +73,53 @@ int main(void)
}
else
{
printf("NO userID set in dbus session: %d\n",ret);
printf("NO userID set in dbus session, servers normali do not authenthicate against users/slaves: %d\n",ret);
}
//org/freedesktop/systemd1
//systemdCall(connection,"GetUnit","timers.target");
//systemdCall(connection,"ListUnits",NULL);
systemdCall(connection,"ListUnits",NULL);
printf("&result:%p",&result);
systemdUnitCall(connection,"/org/freedesktop/systemd1/unit/timers_2etarget","Get","SubState",&result);
printf("\n\nresult systemdUnitCall: %s\n",result);
systemdUnitCall(connection,"/org/freedesktop/systemd1/unit/mullvad_2ddaemon_2eservice","Get","SubState",&result);
checkState("mullvar.service",result);
systemdUnitCall(connection,"/org/freedesktop/systemd1/unit/sysinit_2etarget","Get","SubState",&result);
printf("\n\nresult systemdUnitCall: %s\n",result);
checkState("sysinit.target",result);
gotify_message("https://5ccppi.org:4433/message?token=ApPFbwayM5zDXf3","anothertitle","anothermessage");
char userinput[128];
while(true)
{
scanf("%s",userinput);
printf("\nuserinput: %s",userinput);
systemdUnitCall(connection,userinput,"Get","SubState",&result);
checkState(userinput,result);
}
return 0;
}
int checkState(char *ServiceName,char *result)
{
int i=0;
char *error_strings[]={"dead","inactive","exited","teeeeeeeeeeeeessssst"};
printf("\n\nresult systemdUnitCall: %s\n",result);
for(i=0;i<(sizeof(error_strings)/sizeof(error_strings[0]));i++)
{
printf("%s %d\n",error_strings[i],sizeof(error_strings)/sizeof(error_strings[0]));
if(strcmp(result,error_strings[i])==0)
{
gotify_message("https://5ccppi.org:4433/message?token=AnV26OM_KjPdvY9",ServiceName,"dead!");
printf("!!system unit died!! Alert gotify server!\n");
}
else if(strcmp(result,"active")==0)
{
printf("!!service seems okay!!\n");
return 0;
}
}
return 1;
}
int gotify_message(char *url,char *title,char *message)
{
@ -87,7 +130,7 @@ int gotify_message(char *url,char *title,char *message)
curl = curl_easy_init();
ret = snprintf(post_buffer,sizeof(post_buffer),"title=%s&message=%s",title,message);
ret = snprintf(post_buffer,sizeof(post_buffer),"title=%s&message=%s&priority=6",title,message);
if(ret < sizeof(post_buffer))
{
printf("%s %d",post_buffer,ret);
@ -239,6 +282,8 @@ int systemdUnitCall(DBusConnection *connection,char *target,char *method,char *p
DBusMessageIter iter;
DBusMessageIter array_iter;
DBusMessageIter variant_iter;
DBusMessageIter sub_iter;
int ret3;
char *reply_msg=NULL;
int ret1,ret2;
@ -301,7 +346,7 @@ int systemdUnitCall(DBusConnection *connection,char *target,char *method,char *p
if(ret1 == DBUS_TYPE_STRING)
{
printf("succesfull received message\narg type %c\n",ret1);
printf("[func]reply_msg:%p , &reply_msg:%p , *reply_msg:%p\n", reply_msg,&reply_msg,*reply_msg);
printf("[func]reply_msg:%p , &reply_msg:%p , *reply_msg:%d\n", reply_msg,&reply_msg,*reply_msg);
dbus_message_iter_get_basic(&reply_iter,&reply_msg);
printf("Received message:%s\n",reply_msg);
}
@ -314,6 +359,7 @@ int systemdUnitCall(DBusConnection *connection,char *target,char *method,char *p
{
printf("[func]&result:%p , result:%p",&result,result);
dbus_message_iter_get_basic(&variant_iter,result);
printf("\n--\n*result:%s",*result);
}
}
if(ret1 == DBUS_TYPE_ARRAY)
@ -322,13 +368,10 @@ int systemdUnitCall(DBusConnection *connection,char *target,char *method,char *p
printf("Array:Elem count %d\n",element_count);
//ret2 = dbus_message_iter_get_element_type(&reply_iter);
dbus_message_iter_recurse(&reply_iter,&array_iter);
int i2=0;
ret2 = dbus_message_iter_get_arg_type(&array_iter);
while(ret2 != DBUS_TYPE_INVALID)
{
ret2 = dbus_message_iter_get_arg_type(&array_iter);
DBusMessageIter sub_iter;
int ret3;
dbus_message_iter_recurse(&array_iter,&sub_iter);
ret3 = dbus_message_iter_get_arg_type(&sub_iter);
while(ret3 != DBUS_TYPE_INVALID)
@ -341,17 +384,11 @@ int systemdUnitCall(DBusConnection *connection,char *target,char *method,char *p
}
ret3=dbus_message_iter_next(&sub_iter);
}
ret2=dbus_message_iter_next(&array_iter);
i2++;
//printf("i2:%d\n",i2);
ret2=dbus_message_iter_next(&array_iter);
}
}
//printf("iter:%c\n",ret1);
ret1=dbus_message_iter_next(&reply_iter);
}
}
if(dbus_error_is_set(&error))
{