#include <sys/socket.h>
#include <netinet/in.h>
#include <arpa/inet.h>
-#include <openssl/sha.h> // SHA1
+//#include <openssl/sha.h> // SHA1
#define USE_NCURSES_INTERFACE 0
#define DEBUG_TRACE_SERVER 0
int Dispense_ShowUser(int Socket, const char *Username);
void _PrintUserLine(const char *Line);
int Dispense_AddUser(int Socket, const char *Username);
- int Dispense_SetUserType(int Socket, const char *Username, const char *TypeString);
+ int Dispense_SetUserType(int Socket, const char *Username, const char *TypeString, const char *Reason);
int Dispense_SetItem(int Socket, const char *Type, int ID, int NewPrice, const char *NewName);
// --- Helpers ---
char *ReadLine(int Socket);
void CompileRegex(regex_t *regex, const char *pattern, int flags);
// === GLOBALS ===
-char *gsDispenseServer = "heathred";
+char *gsDispenseServer = "merlo.ucc.gu.uwa.edu.au";
int giDispensePort = 11020;
tItem *gaItems;
char *gsUserFlags; //!< User's flag set
int giUserBalance=-1; //!< User balance (set by Authenticate)
int giDispenseCount = 1; //!< Number of dispenses to do
+char *gsTextArgs[MAX_TXT_ARGS];
+ int giTextArgc;
// === CODE ===
void ShowUsage(void)
{
- printf(
- "Usage:\n"
- " == Everyone ==\n"
- " dispense\n"
- " Show interactive list\n"
- " dispense <name>|<index>|<itemid>\n"
- " Dispense named item (<name> matches if it is a unique prefix)\n"
- " dispense give <user> <ammount> \"<reason>\"\n"
- " Give money to another user\n"
- " dispense donate <ammount> \"<reason>\"\n"
- " Donate to the club\n"
- " dispense iteminfo <itemid>\n"
- " Get the name and price for an item\n"
- " == Coke members == \n"
- " dispense acct [<user>]\n"
- " Show user balances\n"
- " dispense acct <user> [+-]<ammount> \"<reason>\"\n"
- " Alter a account value\n"
- " dispense refund <user> <itemid> [<price>]\n"
- " Refund an item to a user (with optional price override)\n"
- " dispense slot <itemid> <price> <name>\n"
- " Rename/Re-price a slot\n"
- " == Dispense administrators ==\n"
- " dispense acct <user> =<ammount> \"<reason>\"\n"
- " Set an account balance\n"
- " dispense user add <user>\n"
- " Create new account\n"
- " dispense user type <user> <flags>\n"
- " Alter a user's flags\n"
- " <flags> is a comma-separated list of user, coke, admin, internal or disabled\n"
- " Flags are removed by preceding the name with '-' or '!'\n"
- "\n"
- "General Options:\n"
- " -c <count>\n"
- " Dispense multiple times\n"
- " -u <username>\n"
- " Set a different user (Coke members only)\n"
- " -h / -?\n"
- " Show help text\n"
- " -G\n"
- " Use alternate GUI\n"
- " -n\n"
- " Dry run - Do not actually do dispenses\n"
- " -m <min balance>\n"
- " -M <max balance>\n"
- " Set the Maximum/Minimum balances shown in `dispense acct`\n"
- "Definitions:\n"
- " <itemid>\n"
- " Item ID of the form <type>:<num> where <type> is a non-empty string of alpha-numeric characters, and <num> is a non-negative integer\n"
-// " <user>\n"
-// " Account name\n"
- );
+ printf( "Usage:\n" );
+ if( giTextArgc == 0 )
+ printf(
+ " == Everyone ==\n"
+ " dispense\n"
+ " Show interactive list\n"
+ " dispense <name>|<index>|<itemid>\n"
+ " Dispense named item (<name> matches if it is a unique prefix)\n"
+ );
+ if( giTextArgc == 0 || strcmp(gsTextArgs[0], "give") == 0 )
+ printf(
+ " dispense give <user> <ammount> \"<reason>\"\n"
+ " Give money to another user\n"
+ );
+
+ if( giTextArgc == 0 || strcmp(gsTextArgs[0], "donate") == 0 )
+ printf(
+ " dispense donate <ammount> \"<reason>\"\n"
+ " Donate to the club\n"
+ );
+ if( giTextArgc == 0 || strcmp(gsTextArgs[0], "iteminfo") == 0 )
+ printf(
+ " dispense iteminfo <itemid>\n"
+ " Get the name and price for an item\n"
+ );
+ if( giTextArgc == 0 )
+ printf(" == Coke members == \n");
+ if( giTextArgc == 0 || strcmp(gsTextArgs[0], "acct") == 0 )
+ printf(
+ " dispense acct [<user>]\n"
+ " Show user balances\n"
+ " dispense acct <user> [+-]<ammount> \"<reason>\"\n"
+ " Alter a account value\n"
+ " dispense acct <user> =<ammount> \"<reason>\"\n"
+ " Set an account balance\n"
+ );
+ if( giTextArgc == 0 || strcmp(gsTextArgs[0], "refund") == 0 )
+ printf(
+ " dispense refund <user> <itemid> [<price>]\n"
+ " Refund an item to a user (with optional price override)\n"
+ " Item IDs can be seen in the cokelog (in the brackets after the item name)\n"
+ " e.g. coke:6 for a coke, snack:33 for slot 33 of the snack machine\n"
+ );
+ if( giTextArgc == 0 || strcmp(gsTextArgs[0], "slot") == 0 )
+ printf(
+ " dispense slot <itemid> <price> <name>\n"
+ " Rename/Re-price a slot\n"
+ );
+ if( giTextArgc == 0 )
+ printf(" == Dispense administrators ==\n");
+ if( giTextArgc == 0 || strcmp(gsTextArgs[0], "user") == 0 )
+ printf(
+ " dispense user add <user>\n"
+ " Create new account\n"
+ " dispense user type <user> <flags> <reason>\n"
+ " Alter a user's flags\n"
+ " <flags> is a comma-separated list of user, coke, admin, internal or disabled\n"
+ " Flags are removed by preceding the name with '-' or '!'\n"
+ );
+ if( giTextArgc == 0 )
+ printf( "\n"
+ "General Options:\n"
+ " -c <count>\n"
+ " Dispense multiple times\n"
+ " -u <username>\n"
+ " Set a different user (Coke members only)\n"
+ " -h / -?\n"
+ " Show help text\n"
+ " -G\n"
+ " Use simple textual interface (instead of ncurses)\n"
+ " -n\n"
+ " Dry run - Do not actually do dispenses\n"
+ " -m <min balance>\n"
+ " -M <max balance>\n"
+ " Set the Maximum/Minimum balances shown in `dispense acct`\n"
+ "Definitions:\n"
+ " <itemid>\n"
+ " Item ID of the form <type>:<num> where <type> is a non-empty string of alpha-numeric characters, and <num> is a non-negative integer\n"
+// " <user>\n"
+// " Account name\n"
+ );
}
int main(int argc, char *argv[])
int sock;
int i, ret = 0;
char buffer[BUFSIZ];
- char *text_args[MAX_TXT_ARGS]; // Non-flag arguments
- int text_argc = 0;
- text_args[0] = "";
+ gsTextArgs[0] = "";
// -- Create regular expressions
// > Code Type Count ...
// Set slot name/price
case 's':
- if( text_argc != 0 ) {
+ if( giTextArgc != 0 ) {
fprintf(stderr, "%s: -s must appear before other arguments\n", argv[0]);
ShowUsage();
return RV_ARGUMENTS;
}
- text_args[0] = "slot"; // HACK!!
- text_argc ++;
+ gsTextArgs[0] = "slot"; // HACK!!
+ giTextArgc ++;
break;
case 'G': // Don't use GUI
case 'n': // Dry Run / read-only
gbDryRun = 1;
break;
+ case '-':
+ if( strcmp(argv[i], "--help") == 0 ) {
+ ShowUsage();
+ return 0;
+ }
+ else {
+ fprintf(stderr, "%s: Unknown switch '%s'\n", argv[0], argv[i]);
+ ShowUsage();
+ return RV_ARGUMENTS;
+ }
+ break;
default:
- if( !isdigit(argv[i][0]) ) {
+ // The first argument is not allowed to begin with 'i'
+ // (catches most bad flags)
+ if( giTextArgc == 0 ) {
fprintf(stderr, "%s: Unknown switch '%s'\n", argv[0], argv[i]);
ShowUsage();
return RV_ARGUMENTS;
}
- if( text_argc + 1 == MAX_TXT_ARGS )
+ if( giTextArgc == MAX_TXT_ARGS )
{
fprintf(stderr, "ERROR: Too many arguments\n");
return RV_ARGUMENTS;
}
- text_args[text_argc++] = argv[i];
+ gsTextArgs[giTextArgc++] = argv[i];
break;
}
continue;
}
- if( text_argc + 1 == MAX_TXT_ARGS )
+ if( giTextArgc == MAX_TXT_ARGS )
{
fprintf(stderr, "ERROR: Too many arguments\n");
return RV_ARGUMENTS;
}
- text_args[text_argc++] = argv[i];
+ gsTextArgs[giTextArgc++] = argv[i];
}
//
// `dispense acct`
// -
- if( strcmp(text_args[0], "acct") == 0 )
+ if( strcmp(gsTextArgs[0], "acct") == 0 )
{
// Connect to server
sock = OpenConnection(gsDispenseServer, giDispensePort);
if( sock < 0 ) return RV_SOCKET_ERROR;
// List accounts?
- if( text_argc == 1 ) {
+ if( giTextArgc == 1 ) {
ret = Dispense_EnumUsers(sock);
close(sock);
return ret;
}
- // text_args[1]: Username
+ // gsTextArgs[1]: Username
// Alter account?
- if( text_argc != 2 )
+ if( giTextArgc != 2 )
{
- if( text_argc != 4 ) {
+ if( giTextArgc != 4 ) {
fprintf(stderr, "`dispense acct` requires a reason\n");
ShowUsage();
return RV_ARGUMENTS;
ret = Authenticate(sock);
if(ret) return ret;
- // text_args[1]: Username
- // text_args[2]: Ammount
- // text_args[3]: Reason
+ // gsTextArgs[1]: Username
+ // gsTextArgs[2]: Ammount
+ // gsTextArgs[3]: Reason
- if( text_args[2][0] == '=' ) {
+ if( gsTextArgs[2][0] == '=' ) {
// Set balance
- if( text_args[2][1] != '0' && atoi(text_args[2]+1) == 0 ) {
+ if( gsTextArgs[2][1] != '0' && atoi(gsTextArgs[2]+1) == 0 ) {
fprintf(stderr, "Error: Invalid balance to be set\n");
exit(1);
}
- ret = Dispense_SetBalance(sock, text_args[1], atoi(text_args[2]+1), text_args[3]);
+ ret = Dispense_SetBalance(sock, gsTextArgs[1], atoi(gsTextArgs[2]+1), gsTextArgs[3]);
}
else {
// Alter balance
- ret = Dispense_AlterBalance(sock, text_args[1], atoi(text_args[2]), text_args[3]);
+ ret = Dispense_AlterBalance(sock, gsTextArgs[1], atoi(gsTextArgs[2]), gsTextArgs[3]);
}
}
- // TODO: Preserve ret if non-zero
+ // On error, quit
+ if( ret ) {
+ close(sock);
+ return ret;
+ }
// Show user information
- ret = Dispense_ShowUser(sock, text_args[1]);
+ ret = Dispense_ShowUser(sock, gsTextArgs[1]);
close(sock);
return ret;
//
// `dispense give`
// - "Here, have some money."
- else if( strcmp(text_args[0], "give") == 0 )
+ else if( strcmp(gsTextArgs[0], "give") == 0 )
{
- if( text_argc != 4 ) {
+ if( giTextArgc != 4 ) {
fprintf(stderr, "`dispense give` takes three arguments\n");
ShowUsage();
return RV_ARGUMENTS;
}
- // text_args[1]: Destination
- // text_args[2]: Ammount
- // text_args[3]: Reason
+ // gsTextArgs[1]: Destination
+ // gsTextArgs[2]: Ammount
+ // gsTextArgs[3]: Reason
// Connect to server
sock = OpenConnection(gsDispenseServer, giDispensePort);
ret = Authenticate(sock);
if(ret) return ret;
- ret = Dispense_Give(sock, text_args[1], atoi(text_args[2]), text_args[3]);
+ ret = Dispense_Give(sock, gsTextArgs[1], atoi(gsTextArgs[2]), gsTextArgs[3]);
close(sock);
//
// `dispense user`
// - User administration (Admin Only)
- if( strcmp(text_args[0], "user") == 0 )
+ if( strcmp(gsTextArgs[0], "user") == 0 )
{
// Check argument count
- if( text_argc == 1 ) {
+ if( giTextArgc == 1 ) {
fprintf(stderr, "Error: `dispense user` requires arguments\n");
ShowUsage();
return RV_ARGUMENTS;
if(ret) return ret;
// Add new user?
- if( strcmp(text_args[1], "add") == 0 )
+ if( strcmp(gsTextArgs[1], "add") == 0 )
{
- if( text_argc != 3 ) {
+ if( giTextArgc != 3 ) {
fprintf(stderr, "Error: `dispense user add` requires an argument\n");
ShowUsage();
return RV_ARGUMENTS;
}
- ret = Dispense_AddUser(sock, text_args[2]);
+ ret = Dispense_AddUser(sock, gsTextArgs[2]);
}
// Update a user
- else if( strcmp(text_args[1], "type") == 0 || strcmp(text_args[1], "flags") == 0 )
+ else if( strcmp(gsTextArgs[1], "type") == 0 || strcmp(gsTextArgs[1], "flags") == 0 )
{
- if( text_argc != 4 ) {
- fprintf(stderr, "Error: `dispense user flags` requires two arguments\n");
+ if( giTextArgc < 4 || giTextArgc > 5 ) {
+ fprintf(stderr, "Error: `dispense user type` requires two arguments\n");
ShowUsage();
return RV_ARGUMENTS;
}
- ret = Dispense_SetUserType(sock, text_args[2], text_args[3]);
+ if( giTextArgc == 4 )
+ ret = Dispense_SetUserType(sock, gsTextArgs[2], gsTextArgs[3], "");
+ else
+ ret = Dispense_SetUserType(sock, gsTextArgs[2], gsTextArgs[3], gsTextArgs[4]);
}
else
{
return ret;
}
// Donation!
- else if( strcmp(text_args[0], "donate") == 0 )
+ else if( strcmp(gsTextArgs[0], "donate") == 0 )
{
// Check argument count
- if( text_argc != 3 ) {
+ if( giTextArgc != 3 ) {
fprintf(stderr, "Error: `dispense donate` requires two arguments\n");
ShowUsage();
return RV_ARGUMENTS;
if(ret) return ret;
// Do donation
- ret = Dispense_Donate(sock, atoi(text_args[1]), text_args[2]);
+ ret = Dispense_Donate(sock, atoi(gsTextArgs[1]), gsTextArgs[2]);
close(sock);
return ret;
}
// Refund an item
- else if( strcmp(text_args[0], "refund") == 0 )
+ else if( strcmp(gsTextArgs[0], "refund") == 0 )
{
int price = 0;
// Check argument count
- if( text_argc != 3 && text_argc != 4 ) {
+ if( giTextArgc != 3 && giTextArgc != 4 ) {
fprintf(stderr, "Error: `dispense refund` takes 2 or 3 arguments\n");
ShowUsage();
return RV_ARGUMENTS;
ret = Authenticate(sock);
if(ret) return ret;
- if( text_argc == 4 ) {
- price = atoi(text_args[3]);
+ if( giTextArgc == 4 ) {
+ price = atoi(gsTextArgs[3]);
if( price <= 0 ) {
fprintf(stderr, "Error: Override price is invalid (should be > 0)\n");
return RV_ARGUMENTS;
}
// Username, Item, cost
- ret = Dispense_Refund(sock, text_args[1], text_args[2], price);
+ ret = Dispense_Refund(sock, gsTextArgs[1], gsTextArgs[2], price);
// TODO: More
close(sock);
- return RV_UNKNOWN_ERROR;
+ return ret;
}
// Query an item price
- else if( strcmp(text_args[0], "iteminfo") == 0 )
+ else if( strcmp(gsTextArgs[0], "iteminfo") == 0 )
{
regmatch_t matches[3];
char *type;
int id;
// Check argument count
- if( text_argc != 2 ) {
+ if( giTextArgc != 2 ) {
fprintf(stderr, "Error: `dispense iteminfo` requires an argument\n");
ShowUsage();
return RV_ARGUMENTS;
}
// Parse item ID
- if( RunRegex(&gUserItemIdentRegex, text_args[1], 3, matches, NULL) != 0 ) {
+ if( RunRegex(&gUserItemIdentRegex, gsTextArgs[1], 3, matches, NULL) != 0 ) {
fprintf(stderr, "Error: Invalid item ID passed (<type>:<id> expected)\n");
return RV_ARGUMENTS;
}
- type = text_args[1] + matches[1].rm_so;
- text_args[1][ matches[1].rm_eo ] = '\0';
- id = atoi( text_args[1] + matches[2].rm_so );
+ type = gsTextArgs[1] + matches[1].rm_so;
+ gsTextArgs[1][ matches[1].rm_eo ] = '\0';
+ id = atoi( gsTextArgs[1] + matches[2].rm_so );
sock = OpenConnection(gsDispenseServer, giDispensePort);
if( sock < 0 ) return RV_SOCKET_ERROR;
return ret;
}
// Set slot
- else if( strcmp(text_args[0], "slot") == 0 )
+ else if( strcmp(gsTextArgs[0], "slot") == 0 )
{
regmatch_t matches[3];
char *item_type, *newname;
int item_id, price;
// Check arguments
- if( text_argc != 4 ) {
+ if( giTextArgc != 4 ) {
fprintf(stderr, "Error: `dispense slot` takes three arguments\n");
ShowUsage();
return RV_ARGUMENTS;
}
// Parse arguments
- if( RunRegex(&gUserItemIdentRegex, text_args[1], 3, matches, NULL) != 0 ) {
+ if( RunRegex(&gUserItemIdentRegex, gsTextArgs[1], 3, matches, NULL) != 0 ) {
fprintf(stderr, "Error: Invalid item ID passed (<type>:<id> expected)\n");
return RV_ARGUMENTS;
}
- item_type = text_args[1] + matches[1].rm_so;
- text_args[1][ matches[1].rm_eo ] = '\0';
- item_id = atoi( text_args[1] + matches[2].rm_so );
+ item_type = gsTextArgs[1] + matches[1].rm_so;
+ gsTextArgs[1][ matches[1].rm_eo ] = '\0';
+ item_id = atoi( gsTextArgs[1] + matches[2].rm_so );
// - Price
- price = atoi( text_args[2] );
- if( price <= 0 && text_args[2][0] != '0' ) {
+ price = atoi( gsTextArgs[2] );
+ if( price <= 0 && gsTextArgs[2][0] != '0' ) {
fprintf(stderr, "Error: Invalid price passed (must be >= 0)\n");
return RV_ARGUMENTS;
}
// - New name
- newname = text_args[3];
+ newname = gsTextArgs[3];
// -- Sanity
{
char *pos;
// Item name / pattern
else
{
- gsItemPattern = text_args[0];
+ gsItemPattern = gsTextArgs[0];
}
// Connect to server
close(sock);
}
+ Dispense_ShowUser(sock, gsUserName);
+
return ret;
}
}
// If the item isn't availiable for sale, return -1 (so it's skipped)
- if( status )
+ if( status || price > giUserBalance )
Index = -1;
return Index;
char *buf;
int responseCode;
- char *itemType, *itemStart;
+ char *arrayType;
int count, i;
regmatch_t matches[4];
// 202 Item <count>
RunRegex(&gArrayRegex, buf, 4, matches, "Malformed server response");
- itemType = &buf[ matches[2].rm_so ]; buf[ matches[2].rm_eo ] = '\0';
+ arrayType = &buf[ matches[2].rm_so ]; buf[ matches[2].rm_eo ] = '\0';
count = atoi( &buf[ matches[3].rm_so ] );
// Check array type
- if( strcmp(itemType, "Items") != 0 ) {
+ if( strcmp(arrayType, "Items") != 0 ) {
// What the?!
fprintf(stderr, "Unexpected array type, expected 'Items', got '%s'\n",
- itemType);
+ arrayType);
exit(RV_UNKNOWN_ERROR);
}
-
- itemStart = &buf[ matches[3].rm_eo ];
-
free(buf);
giNumItems = count;
int Dispense_AlterBalance(int Socket, const char *Username, int Ammount, const char *Reason)
{
char *buf;
- int responseCode;
+ int responseCode, rv = -1;
// Check for a dry run
if( gbDryRun ) {
buf = ReadLine(Socket);
responseCode = atoi(buf);
- free(buf);
switch(responseCode)
{
- case 200: return 0; // OK
+ case 200:
+ rv = 0; // OK
+ break;
case 402:
fprintf(stderr, "Insufficient balance\n");
- return RV_BAD_ITEM;
+ rv = RV_BAD_ITEM;
+ break;
case 403: // Not in coke
fprintf(stderr, "You are not in coke (sucker)\n");
- return RV_PERMISSIONS;
+ rv = RV_PERMISSIONS;
+ break;
case 404: // Unknown user
fprintf(stderr, "Unknown user '%s'\n", Username);
- return RV_INVALID_USER;
+ rv = RV_INVALID_USER;
+ break;
default:
- fprintf(stderr, "Unknown response code %i\n", responseCode);
- return RV_UNKNOWN_RESPONSE;
+ fprintf(stderr, "Unknown response code %i\n'%s'\n", responseCode, buf);
+ rv = RV_UNKNOWN_RESPONSE;
+ break;
}
+ free(buf);
- return -1;
+ return rv;
}
/**
flags[flagsLen] = '\0';
bal = atoi(Line + matches[4].rm_so);
- printf("%-15s: $%4i.%02i (%s)\n", username, bal/100, abs(bal)%100, flags);
+ printf("%-15s: $%8.02f (%s)\n", username, ((float)bal)/100, flags);
}
}
return ret;
}
-int Dispense_SetUserType(int Socket, const char *Username, const char *TypeString)
+int Dispense_SetUserType(int Socket, const char *Username, const char *TypeString, const char *Reason)
{
char *buf;
int responseCode, ret;
// TODO: Pre-validate the string
- sendf(Socket, "USER_FLAGS %s %s\n", Username, TypeString);
+ sendf(Socket, "USER_FLAGS %s %s %s\n", Username, TypeString, Reason);
buf = ReadLine(Socket);
responseCode = atoi(buf);
break;
case 403:
- printf("Only wheel can modify users\n");
+ printf("Only dispense admins can modify users\n");
ret = RV_PERMISSIONS;
break;
#if DEBUG_TRACE_SERVER
printf("ReadLine: ");
- #endif
fflush(stdout);
+ #endif
ret[0] = '\0';
}
else {
len = recv(Socket, buf+bufPos, BUFSIZ-1-bufPos, 0);
- buf[bufPos+len] = '\0';
+ if( len < 0 ) {
+ free(ret);
+ return strdup("599 Client Connection Error\n");
+ }
}
+ buf[bufPos+len] = '\0';
newline = strchr( buf+bufPos, '\n' );
if( newline ) {