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149 lines
3.3 KiB
C

#include "outbox.h"
// Submodules
#include "ffdb/fs_list.h"
#include "collections/array.h"
#include "http_client/client.h"
// Model
#include "model/server.h"
#include "model/crypto/keys.h"
#include "model/crypto/http_sign.h"
#include "model/account.h"
#include "model/ap/activity.h"
#include "model/ap/outbox_envelope.h"
#include "model/ap/activity/rsa_signature_2017.h"
// Stdlib
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
static bool process_one( int id )
{
bool result = false;
char* postdata = NULL;
struct crypto_keys* keys = crypto_keys_new();
FILE* f = NULL;
struct ap_activity* act = NULL;
// Get next outbox item
struct outbox_envelope* env = outbox_envelope_load_next();
if( !env ) {
printf( "? No envelope\n" );
goto failed;
}
printf( "account_id=%d\n", env->account_id );
printf( "activity_id=%d\n", env->activity_id );
// Get outbox URL
struct account* to_account = account_from_id( env->account_id );
// Load crypto keys
if( !crypto_keys_load_private( keys, "data/owner/private.pem" ) ) {
printf( "Failed to load private key\n" );
return false;
}
// Load target account
act = ap_activity_from_local_id( env->activity_id );
if( !act ) {
printf( "! No activity\n" );
goto failed;
}
// Create signature
ap_activity_create_rsa_signature_2017( act, keys );
// Create post data
size_t size;
{
FILE* f2 = open_memstream( &postdata, &size );
ap_activity_write_to_FILE( act, f2 );
fclose(f2);
}
// Force null termination
postdata = realloc( postdata, size + 1 );
postdata[size] = '\0';
printf( "post: %s\n", postdata );
struct http_signature hs;
if( !http_signature_make( to_account->inbox, keys, &hs ) ) {
goto failed;
}
char date_header[512];
snprintf( date_header, sizeof(date_header), "Date: %s", hs.date );
char sign_header[512];
snprintf( sign_header, sizeof(sign_header), "Signature: keyId=\"https://%s/owner/actor#mainKey\",headers=\"(request-target) host date\",signature=\"%s\"",
g_server_name,
hs.signature
);
char user_agent[512];
snprintf( user_agent, sizeof(user_agent), "User-Agent: curl (Apogee/0.1; +https://%s/)", g_server_name );
long status_code = -1;
const void* request[] = {
HTTP_REQ_URL, to_account->inbox,
HTTP_REQ_HEADER, user_agent,
HTTP_REQ_HEADER, date_header,
HTTP_REQ_HEADER, sign_header,
HTTP_REQ_HEADER, "Content-Type: application/activity+json",
HTTP_REQ_POSTDATA, postdata,
HTTP_REQ_RESULT_STATUS, &status_code,
NULL
};
// POST to inbox
printf( "\n\nRequest result:\n" );
http_client_do(request);
printf( "\n\n" );
http_signature_free( &hs );
if( status_code == 200 ) {
printf( "Submitted successfully\n" );
goto discard;
}
goto failed;
cleanup:
ap_activity_free(act);
account_free(to_account);
outbox_envelope_free(env);
free(postdata);
crypto_keys_free(keys);
if( f ) { fclose(f); }
return result;
failed:
result = false;
goto cleanup;
discard:
result = true;
goto cleanup;
}
void process_outbox()
{
int head = fs_list_get("data/outbox/HEAD");
int tail = fs_list_get("data/outbox/TAIL");
if( tail < head ) {
printf( "Processing outbox/%d.json\n", tail+1 );
if( process_one(tail+1) ) {
printf( "Done with outbox/%d.json\n", tail );
fs_list_set( "data/outbox/TAIL", tail + 1 );
}
} else {
printf( "? No processing done\n" );
}
exit(0);
}