/* A lexical scanner generated by flex*/ /* Scanner skeleton version: * $Header: /home/daffy/u0/vern/flex/RCS/flex.skl,v 2.91 96/09/10 16:58:48 vern Exp $ */ #define FLEX_SCANNER #define YY_FLEX_MAJOR_VERSION 2 #define YY_FLEX_MINOR_VERSION 5 #include #include /* cfront 1.2 defines "c_plusplus" instead of "__cplusplus" */ #ifdef c_plusplus #ifndef __cplusplus #define __cplusplus #endif #endif #ifdef __cplusplus #include /* Use prototypes in function declarations. */ #define YY_USE_PROTOS /* The "const" storage-class-modifier is valid. */ #define YY_USE_CONST #else /* ! __cplusplus */ #if __STDC__ #define YY_USE_PROTOS #define YY_USE_CONST #endif /* __STDC__ */ #endif /* ! __cplusplus */ #ifdef __TURBOC__ #pragma warn -rch #pragma warn -use #include #include #define YY_USE_CONST #define YY_USE_PROTOS #endif #ifdef YY_USE_CONST #define yyconst const #else #define yyconst #endif #ifdef YY_USE_PROTOS #define YY_PROTO(proto) proto #else #define YY_PROTO(proto) () #endif /* Returned upon end-of-file. */ #define YY_NULL 0 /* Promotes a possibly negative, possibly signed char to an unsigned * integer for use as an array index. If the signed char is negative, * we want to instead treat it as an 8-bit unsigned char, hence the * double cast. */ #define YY_SC_TO_UI(c) ((unsigned int) (unsigned char) c) /* Enter a start condition. This macro really ought to take a parameter, * but we do it the disgusting crufty way forced on us by the ()-less * definition of BEGIN. */ #define BEGIN yy_start = 1 + 2 * /* Translate the current start state into a value that can be later handed * to BEGIN to return to the state. The YYSTATE alias is for lex * compatibility. */ #define YY_START ((yy_start - 1) / 2) #define YYSTATE YY_START /* Action number for EOF rule of a given start state. */ #define YY_STATE_EOF(state) (YY_END_OF_BUFFER + state + 1) /* Special action meaning "start processing a new file". */ #define YY_NEW_FILE yyrestart( yyin ) #define YY_END_OF_BUFFER_CHAR 0 /* Size of default input buffer. */ #define YY_BUF_SIZE 16384 typedef struct yy_buffer_state *YY_BUFFER_STATE; extern int yyleng; extern FILE *yyin, *yyout; #define EOB_ACT_CONTINUE_SCAN 0 #define EOB_ACT_END_OF_FILE 1 #define EOB_ACT_LAST_MATCH 2 /* The funky do-while in the following #define is used to turn the definition * int a single C statement (which needs a semi-colon terminator). This * avoids problems with code like: * * if ( condition_holds ) * yyless( 5 ); * else * do_something_else(); * * Prior to using the do-while the compiler would get upset at the * "else" because it interpreted the "if" statement as being all * done when it reached the ';' after the yyless() call. */ /* Return all but the first 'n' matched characters back to the input stream. */ #define yyless(n) \ do \ { \ /* Undo effects of setting up yytext. */ \ *yy_cp = yy_hold_char; \ YY_RESTORE_YY_MORE_OFFSET \ yy_c_buf_p = yy_cp = yy_bp + n - YY_MORE_ADJ; \ YY_DO_BEFORE_ACTION; /* set up yytext again */ \ } \ while ( 0 ) #define unput(c) yyunput( c, yytext_ptr ) /* Some routines like yy_flex_realloc() are emitted as static but are not called by all lexers. This generates warnings in some compilers, notably GCC. Arrange to suppress these. */ #ifdef __GNUC__ #define YY_MAY_BE_UNUSED __attribute__((unused)) #else #define YY_MAY_BE_UNUSED #endif /* The following is because we cannot portably get our hands on size_t * (without autoconf's help, which isn't available because we want * flex-generated scanners to compile on their own). */ typedef unsigned int yy_size_t; struct yy_buffer_state { FILE *yy_input_file; char *yy_ch_buf; /* input buffer */ char *yy_buf_pos; /* current position in input buffer */ /* Size of input buffer in bytes, not including room for EOB * characters. */ yy_size_t yy_buf_size; /* Number of characters read into yy_ch_buf, not including EOB * characters. */ int yy_n_chars; /* Whether we "own" the buffer - i.e., we know we created it, * and can realloc() it to grow it, and should free() it to * delete it. */ int yy_is_our_buffer; /* Whether this is an "interactive" input source; if so, and * if we're using stdio for input, then we want to use getc() * instead of fread(), to make sure we stop fetching input after * each newline. */ int yy_is_interactive; /* Whether we're considered to be at the beginning of a line. * If so, '^' rules will be active on the next match, otherwise * not. */ int yy_at_bol; /* Whether to try to fill the input buffer when we reach the * end of it. */ int yy_fill_buffer; int yy_buffer_status; #define YY_BUFFER_NEW 0 #define YY_BUFFER_NORMAL 1 /* When an EOF's been seen but there's still some text to process * then we mark the buffer as YY_EOF_PENDING, to indicate that we * shouldn't try reading from the input source any more. We might * still have a bunch of tokens to match, though, because of * possible backing-up. * * When we actually see the EOF, we change the status to "new" * (via yyrestart()), so that the user can continue scanning by * just pointing yyin at a new input file. */ #define YY_BUFFER_EOF_PENDING 2 }; static YY_BUFFER_STATE yy_current_buffer = 0; /* We provide macros for accessing buffer states in case in the * future we want to put the buffer states in a more general * "scanner state". */ #define YY_CURRENT_BUFFER yy_current_buffer /* yy_hold_char holds the character lost when yytext is formed. */ static char yy_hold_char; static int yy_n_chars; /* number of characters read into yy_ch_buf */ int yyleng; /* Points to current character in buffer. */ static char *yy_c_buf_p = (char *) 0; static int yy_init = 1; /* whether we need to initialize */ static int yy_start = 0; /* start state number */ /* Flag which is used to allow yywrap()'s to do buffer switches * instead of setting up a fresh yyin. A bit of a hack ... */ static int yy_did_buffer_switch_on_eof; void yyrestart YY_PROTO(( FILE *input_file )); void yy_switch_to_buffer YY_PROTO(( YY_BUFFER_STATE new_buffer )); void yy_load_buffer_state YY_PROTO(( void )); YY_BUFFER_STATE yy_create_buffer YY_PROTO(( FILE *file, int size )); void yy_delete_buffer YY_PROTO(( YY_BUFFER_STATE b )); void yy_init_buffer YY_PROTO(( YY_BUFFER_STATE b, FILE *file )); void yy_flush_buffer YY_PROTO(( YY_BUFFER_STATE b )); #define YY_FLUSH_BUFFER yy_flush_buffer( yy_current_buffer ) YY_BUFFER_STATE yy_scan_buffer YY_PROTO(( char *base, yy_size_t size )); YY_BUFFER_STATE yy_scan_string YY_PROTO(( yyconst char *yy_str )); YY_BUFFER_STATE yy_scan_bytes YY_PROTO(( yyconst char *bytes, int len )); static void *yy_flex_alloc YY_PROTO(( yy_size_t )); static void *yy_flex_realloc YY_PROTO(( void *, yy_size_t )) YY_MAY_BE_UNUSED; static void yy_flex_free YY_PROTO(( void * )); #define yy_new_buffer yy_create_buffer #define yy_set_interactive(is_interactive) \ { \ if ( ! yy_current_buffer ) \ yy_current_buffer = yy_create_buffer( yyin, YY_BUF_SIZE ); \ yy_current_buffer->yy_is_interactive = is_interactive; \ } #define yy_set_bol(at_bol) \ { \ if ( ! yy_current_buffer ) \ yy_current_buffer = yy_create_buffer( yyin, YY_BUF_SIZE ); \ yy_current_buffer->yy_at_bol = at_bol; \ } #define YY_AT_BOL() (yy_current_buffer->yy_at_bol) #define yywrap() 1 #define YY_SKIP_YYWRAP typedef unsigned char YY_CHAR; FILE *yyin = (FILE *) 0, *yyout = (FILE *) 0; typedef int yy_state_type; extern char *yytext; #define yytext_ptr yytext static yy_state_type yy_get_previous_state YY_PROTO(( void )); static yy_state_type yy_try_NUL_trans YY_PROTO(( yy_state_type current_state )); static int yy_get_next_buffer YY_PROTO(( void )); static void yy_fatal_error YY_PROTO(( yyconst char msg[] )); /* Done after the current pattern has been matched and before the * corresponding action - sets up yytext. */ #define YY_DO_BEFORE_ACTION \ yytext_ptr = yy_bp; \ yyleng = (int) (yy_cp - yy_bp); \ yy_hold_char = *yy_cp; \ *yy_cp = '\0'; \ yy_c_buf_p = yy_cp; #define YY_NUM_RULES 11 #define YY_END_OF_BUFFER 12 static yyconst short int yy_accept[38] = { 0, 0, 0, 12, 10, 2, 1, 10, 10, 10, 8, 7, 7, 9, 4, 2, 0, 3, 0, 5, 0, 8, 7, 7, 8, 0, 0, 6, 4, 4, 0, 5, 0, 0, 8, 7, 6, 0 } ; static yyconst int yy_ec[256] = { 0, 1, 1, 1, 1, 1, 1, 1, 1, 2, 3, 1, 1, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 1, 1, 4, 1, 1, 1, 5, 1, 1, 1, 6, 1, 7, 8, 9, 10, 11, 11, 11, 11, 11, 11, 11, 11, 11, 9, 1, 1, 12, 1, 1, 1, 13, 13, 13, 13, 14, 13, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 1, 16, 1, 1, 17, 1, 13, 13, 13, 13, 14, 13, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 18, 15, 15, 1, 1, 1, 1, 1, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15 } ; static yyconst int yy_meta[19] = { 0, 1, 1, 2, 1, 1, 1, 3, 3, 3, 4, 4, 1, 5, 4, 3, 1, 3, 3 } ; static yyconst short int yy_base[45] = { 0, 0, 0, 61, 86, 58, 86, 55, 14, 23, 43, 10, 46, 86, 28, 47, 40, 86, 16, 86, 22, 28, 0, 0, 0, 40, 0, 24, 45, 0, 24, 39, 43, 12, 14, 0, 22, 86, 62, 67, 22, 70, 75, 77, 80 } ; static yyconst short int yy_def[45] = { 0, 37, 1, 37, 37, 37, 37, 38, 39, 37, 40, 9, 9, 37, 41, 37, 38, 37, 39, 37, 42, 40, 11, 12, 21, 37, 43, 44, 41, 28, 39, 39, 42, 37, 37, 43, 44, 0, 37, 37, 37, 37, 37, 37, 37 } ; static yyconst short int yy_nxt[105] = { 0, 4, 5, 6, 7, 8, 9, 9, 10, 4, 11, 12, 13, 14, 14, 14, 4, 14, 14, 19, 23, 19, 34, 34, 34, 34, 24, 31, 26, 19, 20, 21, 20, 22, 23, 27, 27, 27, 32, 36, 20, 36, 25, 17, 19, 29, 33, 33, 31, 15, 34, 34, 27, 27, 27, 20, 23, 25, 17, 32, 15, 37, 29, 16, 16, 16, 16, 16, 18, 37, 18, 18, 18, 28, 28, 28, 30, 37, 30, 30, 30, 35, 35, 27, 27, 27, 3, 37, 37, 37, 37, 37, 37, 37, 37, 37, 37, 37, 37, 37, 37, 37, 37, 37, 37 } ; static yyconst short int yy_chk[105] = { 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 8, 11, 18, 33, 33, 34, 34, 40, 20, 11, 30, 8, 9, 18, 9, 9, 14, 14, 14, 20, 36, 30, 27, 21, 16, 31, 14, 25, 25, 32, 15, 25, 25, 28, 28, 28, 31, 12, 10, 7, 32, 5, 3, 28, 38, 38, 38, 38, 38, 39, 0, 39, 39, 39, 41, 41, 41, 42, 0, 42, 42, 42, 43, 43, 44, 44, 44, 37, 37, 37, 37, 37, 37, 37, 37, 37, 37, 37, 37, 37, 37, 37, 37, 37, 37, 37 } ; static yy_state_type yy_last_accepting_state; static char *yy_last_accepting_cpos; /* The intent behind this definition is that it'll catch * any uses of REJECT which flex missed. */ #define REJECT reject_used_but_not_detected #define yymore() yymore_used_but_not_detected #define YY_MORE_ADJ 0 #define YY_RESTORE_YY_MORE_OFFSET char *yytext; #line 1 "pool_config.l" #define INITIAL 0 /* -*-pgsql-c-*- */ /* * * $Header: /cvsroot/pgpool/pgpool-II/pool_config.l,v 1.3.2.4 2007/10/17 04:13:26 devrim Exp $ * * pgpool: a language independent connection pool server for PostgreSQL * written by Tatsuo Ishii * * Copyright (c) 2003-2007 PgPool Global Development Group * * Permission to use, copy, modify, and distribute this software and * its documentation for any purpose and without fee is hereby * granted, provided that the above copyright notice appear in all * copies and that both that copyright notice and this permission * notice appear in supporting documentation, and that the name of the * author not be used in advertising or publicity pertaining to * distribution of the software without specific, written prior * permission. The author makes no representations about the * suitability of this software for any purpose. It is provided "as * is" without express or implied warranty. * * pool_config.l: read configuration file * */ #line 27 "pool_config.l" #include "pool.h" #include #include /* to shut off compiler warnings */ int yylex(void); POOL_CONFIG *pool_config; /* configuration values */ POOL_SYSTEMDB_CONNECTION_POOL *system_db_info; static unsigned Lineno; typedef enum { POOL_KEY = 1, POOL_INTEGER, POOL_REAL, POOL_STRING, POOL_UNQUOTED_STRING, POOL_EQUALS, POOL_EOL, POOL_PARSE_ERROR } POOL_TOKEN; static char *extract_string(char *value, POOL_TOKEN token); static char **extract_string_tokens(char *str, char *delim, int *n); static int eval_logical(char *str); static void clear_host_entry(int slot); #define YY_NEVER_INTERACTIVE 1 #define YY_NO_UNPUT 1 #line 465 "pool_config.c" /* Macros after this point can all be overridden by user definitions in * section 1. */ #ifndef YY_SKIP_YYWRAP #ifdef __cplusplus extern "C" int yywrap YY_PROTO(( void )); #else extern int yywrap YY_PROTO(( void )); #endif #endif #ifndef YY_NO_UNPUT static void yyunput YY_PROTO(( int c, char *buf_ptr )); #endif #ifndef yytext_ptr static void yy_flex_strncpy YY_PROTO(( char *, yyconst char *, int )); #endif #ifdef YY_NEED_STRLEN static int yy_flex_strlen YY_PROTO(( yyconst char * )); #endif #ifndef YY_NO_INPUT #ifdef __cplusplus static int yyinput YY_PROTO(( void )); #else static int input YY_PROTO(( void )); #endif #endif #if YY_STACK_USED static int yy_start_stack_ptr = 0; static int yy_start_stack_depth = 0; static int *yy_start_stack = 0; #ifndef YY_NO_PUSH_STATE static void yy_push_state YY_PROTO(( int new_state )); #endif #ifndef YY_NO_POP_STATE static void yy_pop_state YY_PROTO(( void )); #endif #ifndef YY_NO_TOP_STATE static int yy_top_state YY_PROTO(( void )); #endif #else #define YY_NO_PUSH_STATE 1 #define YY_NO_POP_STATE 1 #define YY_NO_TOP_STATE 1 #endif #ifdef YY_MALLOC_DECL YY_MALLOC_DECL #else #if __STDC__ #ifndef __cplusplus #include #endif #else /* Just try to get by without declaring the routines. This will fail * miserably on non-ANSI systems for which sizeof(size_t) != sizeof(int) * or sizeof(void*) != sizeof(int). */ #endif #endif /* Amount of stuff to slurp up with each read. */ #ifndef YY_READ_BUF_SIZE #define YY_READ_BUF_SIZE 8192 #endif /* Copy whatever the last rule matched to the standard output. */ #ifndef ECHO /* This used to be an fputs(), but since the string might contain NUL's, * we now use fwrite(). */ #define ECHO (void) fwrite( yytext, yyleng, 1, yyout ) #endif /* Gets input and stuffs it into "buf". number of characters read, or YY_NULL, * is returned in "result". */ #ifndef YY_INPUT #define YY_INPUT(buf,result,max_size) \ if ( yy_current_buffer->yy_is_interactive ) \ { \ int c = '*', n; \ for ( n = 0; n < max_size && \ (c = getc( yyin )) != EOF && c != '\n'; ++n ) \ buf[n] = (char) c; \ if ( c == '\n' ) \ buf[n++] = (char) c; \ if ( c == EOF && ferror( yyin ) ) \ YY_FATAL_ERROR( "input in flex scanner failed" ); \ result = n; \ } \ else if ( ((result = fread( buf, 1, max_size, yyin )) == 0) \ && ferror( yyin ) ) \ YY_FATAL_ERROR( "input in flex scanner failed" ); #endif /* No semi-colon after return; correct usage is to write "yyterminate();" - * we don't want an extra ';' after the "return" because that will cause * some compilers to complain about unreachable statements. */ #ifndef yyterminate #define yyterminate() return YY_NULL #endif /* Number of entries by which start-condition stack grows. */ #ifndef YY_START_STACK_INCR #define YY_START_STACK_INCR 25 #endif /* Report a fatal error. */ #ifndef YY_FATAL_ERROR #define YY_FATAL_ERROR(msg) yy_fatal_error( msg ) #endif /* Default declaration of generated scanner - a define so the user can * easily add parameters. */ #ifndef YY_DECL #define YY_DECL int yylex YY_PROTO(( void )) #endif /* Code executed at the beginning of each rule, after yytext and yyleng * have been set up. */ #ifndef YY_USER_ACTION #define YY_USER_ACTION #endif /* Code executed at the end of each rule. */ #ifndef YY_BREAK #define YY_BREAK break; #endif #define YY_RULE_SETUP \ YY_USER_ACTION YY_DECL { register yy_state_type yy_current_state; register char *yy_cp = NULL, *yy_bp = NULL; register int yy_act; #line 80 "pool_config.l" #line 619 "pool_config.c" if ( yy_init ) { yy_init = 0; #ifdef YY_USER_INIT YY_USER_INIT; #endif if ( ! yy_start ) yy_start = 1; /* first start state */ if ( ! yyin ) yyin = stdin; if ( ! yyout ) yyout = stdout; if ( ! yy_current_buffer ) yy_current_buffer = yy_create_buffer( yyin, YY_BUF_SIZE ); yy_load_buffer_state(); } while ( 1 ) /* loops until end-of-file is reached */ { yy_cp = yy_c_buf_p; /* Support of yytext. */ *yy_cp = yy_hold_char; /* yy_bp points to the position in yy_ch_buf of the start of * the current run. */ yy_bp = yy_cp; yy_current_state = yy_start; yy_match: do { register YY_CHAR yy_c = yy_ec[YY_SC_TO_UI(*yy_cp)]; if ( yy_accept[yy_current_state] ) { yy_last_accepting_state = yy_current_state; yy_last_accepting_cpos = yy_cp; } while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state ) { yy_current_state = (int) yy_def[yy_current_state]; if ( yy_current_state >= 38 ) yy_c = yy_meta[(unsigned int) yy_c]; } yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c]; ++yy_cp; } while ( yy_base[yy_current_state] != 86 ); yy_find_action: yy_act = yy_accept[yy_current_state]; if ( yy_act == 0 ) { /* have to back up */ yy_cp = yy_last_accepting_cpos; yy_current_state = yy_last_accepting_state; yy_act = yy_accept[yy_current_state]; } YY_DO_BEFORE_ACTION; do_action: /* This label is used only to access EOF actions. */ switch ( yy_act ) { /* beginning of action switch */ case 0: /* must back up */ /* undo the effects of YY_DO_BEFORE_ACTION */ *yy_cp = yy_hold_char; yy_cp = yy_last_accepting_cpos; yy_current_state = yy_last_accepting_state; goto yy_find_action; case 1: YY_RULE_SETUP #line 82 "pool_config.l" Lineno++; return POOL_EOL; YY_BREAK case 2: YY_RULE_SETUP #line 83 "pool_config.l" /* eat whitespace */ YY_BREAK case 3: *yy_cp = yy_hold_char; /* undo effects of setting up yytext */ yy_c_buf_p = yy_cp -= 1; YY_DO_BEFORE_ACTION; /* set up yytext again */ YY_RULE_SETUP #line 84 "pool_config.l" /* eat comment */ YY_BREAK case 4: YY_RULE_SETUP #line 86 "pool_config.l" return POOL_KEY; YY_BREAK case 5: YY_RULE_SETUP #line 87 "pool_config.l" return POOL_STRING; YY_BREAK case 6: YY_RULE_SETUP #line 88 "pool_config.l" return POOL_UNQUOTED_STRING; YY_BREAK case 7: YY_RULE_SETUP #line 89 "pool_config.l" return POOL_INTEGER; YY_BREAK case 8: YY_RULE_SETUP #line 90 "pool_config.l" return POOL_REAL; YY_BREAK case 9: YY_RULE_SETUP #line 91 "pool_config.l" return POOL_EQUALS; YY_BREAK case 10: YY_RULE_SETUP #line 93 "pool_config.l" return POOL_PARSE_ERROR; YY_BREAK case 11: YY_RULE_SETUP #line 95 "pool_config.l" ECHO; YY_BREAK #line 760 "pool_config.c" case YY_STATE_EOF(INITIAL): yyterminate(); case YY_END_OF_BUFFER: { /* Amount of text matched not including the EOB char. */ int yy_amount_of_matched_text = (int) (yy_cp - yytext_ptr) - 1; /* Undo the effects of YY_DO_BEFORE_ACTION. */ *yy_cp = yy_hold_char; YY_RESTORE_YY_MORE_OFFSET if ( yy_current_buffer->yy_buffer_status == YY_BUFFER_NEW ) { /* We're scanning a new file or input source. It's * possible that this happened because the user * just pointed yyin at a new source and called * yylex(). If so, then we have to assure * consistency between yy_current_buffer and our * globals. Here is the right place to do so, because * this is the first action (other than possibly a * back-up) that will match for the new input source. */ yy_n_chars = yy_current_buffer->yy_n_chars; yy_current_buffer->yy_input_file = yyin; yy_current_buffer->yy_buffer_status = YY_BUFFER_NORMAL; } /* Note that here we test for yy_c_buf_p "<=" to the position * of the first EOB in the buffer, since yy_c_buf_p will * already have been incremented past the NUL character * (since all states make transitions on EOB to the * end-of-buffer state). Contrast this with the test * in input(). */ if ( yy_c_buf_p <= &yy_current_buffer->yy_ch_buf[yy_n_chars] ) { /* This was really a NUL. */ yy_state_type yy_next_state; yy_c_buf_p = yytext_ptr + yy_amount_of_matched_text; yy_current_state = yy_get_previous_state(); /* Okay, we're now positioned to make the NUL * transition. We couldn't have * yy_get_previous_state() go ahead and do it * for us because it doesn't know how to deal * with the possibility of jamming (and we don't * want to build jamming into it because then it * will run more slowly). */ yy_next_state = yy_try_NUL_trans( yy_current_state ); yy_bp = yytext_ptr + YY_MORE_ADJ; if ( yy_next_state ) { /* Consume the NUL. */ yy_cp = ++yy_c_buf_p; yy_current_state = yy_next_state; goto yy_match; } else { yy_cp = yy_c_buf_p; goto yy_find_action; } } else switch ( yy_get_next_buffer() ) { case EOB_ACT_END_OF_FILE: { yy_did_buffer_switch_on_eof = 0; if ( yywrap() ) { /* Note: because we've taken care in * yy_get_next_buffer() to have set up * yytext, we can now set up * yy_c_buf_p so that if some total * hoser (like flex itself) wants to * call the scanner after we return the * YY_NULL, it'll still work - another * YY_NULL will get returned. */ yy_c_buf_p = yytext_ptr + YY_MORE_ADJ; yy_act = YY_STATE_EOF(YY_START); goto do_action; } else { if ( ! yy_did_buffer_switch_on_eof ) YY_NEW_FILE; } break; } case EOB_ACT_CONTINUE_SCAN: yy_c_buf_p = yytext_ptr + yy_amount_of_matched_text; yy_current_state = yy_get_previous_state(); yy_cp = yy_c_buf_p; yy_bp = yytext_ptr + YY_MORE_ADJ; goto yy_match; case EOB_ACT_LAST_MATCH: yy_c_buf_p = &yy_current_buffer->yy_ch_buf[yy_n_chars]; yy_current_state = yy_get_previous_state(); yy_cp = yy_c_buf_p; yy_bp = yytext_ptr + YY_MORE_ADJ; goto yy_find_action; } break; } default: YY_FATAL_ERROR( "fatal flex scanner internal error--no action found" ); } /* end of action switch */ } /* end of scanning one token */ } /* end of yylex */ /* yy_get_next_buffer - try to read in a new buffer * * Returns a code representing an action: * EOB_ACT_LAST_MATCH - * EOB_ACT_CONTINUE_SCAN - continue scanning from current position * EOB_ACT_END_OF_FILE - end of file */ static int yy_get_next_buffer() { register char *dest = yy_current_buffer->yy_ch_buf; register char *source = yytext_ptr; register int number_to_move, i; int ret_val; if ( yy_c_buf_p > &yy_current_buffer->yy_ch_buf[yy_n_chars + 1] ) YY_FATAL_ERROR( "fatal flex scanner internal error--end of buffer missed" ); if ( yy_current_buffer->yy_fill_buffer == 0 ) { /* Don't try to fill the buffer, so this is an EOF. */ if ( yy_c_buf_p - yytext_ptr - YY_MORE_ADJ == 1 ) { /* We matched a single character, the EOB, so * treat this as a final EOF. */ return EOB_ACT_END_OF_FILE; } else { /* We matched some text prior to the EOB, first * process it. */ return EOB_ACT_LAST_MATCH; } } /* Try to read more data. */ /* First move last chars to start of buffer. */ number_to_move = (int) (yy_c_buf_p - yytext_ptr) - 1; for ( i = 0; i < number_to_move; ++i ) *(dest++) = *(source++); if ( yy_current_buffer->yy_buffer_status == YY_BUFFER_EOF_PENDING ) /* don't do the read, it's not guaranteed to return an EOF, * just force an EOF */ yy_current_buffer->yy_n_chars = yy_n_chars = 0; else { int num_to_read = yy_current_buffer->yy_buf_size - number_to_move - 1; while ( num_to_read <= 0 ) { /* Not enough room in the buffer - grow it. */ #ifdef YY_USES_REJECT YY_FATAL_ERROR( "input buffer overflow, can't enlarge buffer because scanner uses REJECT" ); #else /* just a shorter name for the current buffer */ YY_BUFFER_STATE b = yy_current_buffer; int yy_c_buf_p_offset = (int) (yy_c_buf_p - b->yy_ch_buf); if ( b->yy_is_our_buffer ) { int new_size = b->yy_buf_size * 2; if ( new_size <= 0 ) b->yy_buf_size += b->yy_buf_size / 8; else b->yy_buf_size *= 2; b->yy_ch_buf = (char *) /* Include room in for 2 EOB chars. */ yy_flex_realloc( (void *) b->yy_ch_buf, b->yy_buf_size + 2 ); } else /* Can't grow it, we don't own it. */ b->yy_ch_buf = 0; if ( ! b->yy_ch_buf ) YY_FATAL_ERROR( "fatal error - scanner input buffer overflow" ); yy_c_buf_p = &b->yy_ch_buf[yy_c_buf_p_offset]; num_to_read = yy_current_buffer->yy_buf_size - number_to_move - 1; #endif } if ( num_to_read > YY_READ_BUF_SIZE ) num_to_read = YY_READ_BUF_SIZE; /* Read in more data. */ YY_INPUT( (&yy_current_buffer->yy_ch_buf[number_to_move]), yy_n_chars, num_to_read ); yy_current_buffer->yy_n_chars = yy_n_chars; } if ( yy_n_chars == 0 ) { if ( number_to_move == YY_MORE_ADJ ) { ret_val = EOB_ACT_END_OF_FILE; yyrestart( yyin ); } else { ret_val = EOB_ACT_LAST_MATCH; yy_current_buffer->yy_buffer_status = YY_BUFFER_EOF_PENDING; } } else ret_val = EOB_ACT_CONTINUE_SCAN; yy_n_chars += number_to_move; yy_current_buffer->yy_ch_buf[yy_n_chars] = YY_END_OF_BUFFER_CHAR; yy_current_buffer->yy_ch_buf[yy_n_chars + 1] = YY_END_OF_BUFFER_CHAR; yytext_ptr = &yy_current_buffer->yy_ch_buf[0]; return ret_val; } /* yy_get_previous_state - get the state just before the EOB char was reached */ static yy_state_type yy_get_previous_state() { register yy_state_type yy_current_state; register char *yy_cp; yy_current_state = yy_start; for ( yy_cp = yytext_ptr + YY_MORE_ADJ; yy_cp < yy_c_buf_p; ++yy_cp ) { register YY_CHAR yy_c = (*yy_cp ? yy_ec[YY_SC_TO_UI(*yy_cp)] : 1); if ( yy_accept[yy_current_state] ) { yy_last_accepting_state = yy_current_state; yy_last_accepting_cpos = yy_cp; } while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state ) { yy_current_state = (int) yy_def[yy_current_state]; if ( yy_current_state >= 38 ) yy_c = yy_meta[(unsigned int) yy_c]; } yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c]; } return yy_current_state; } /* yy_try_NUL_trans - try to make a transition on the NUL character * * synopsis * next_state = yy_try_NUL_trans( current_state ); */ #ifdef YY_USE_PROTOS static yy_state_type yy_try_NUL_trans( yy_state_type yy_current_state ) #else static yy_state_type yy_try_NUL_trans( yy_current_state ) yy_state_type yy_current_state; #endif { register int yy_is_jam; register char *yy_cp = yy_c_buf_p; register YY_CHAR yy_c = 1; if ( yy_accept[yy_current_state] ) { yy_last_accepting_state = yy_current_state; yy_last_accepting_cpos = yy_cp; } while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state ) { yy_current_state = (int) yy_def[yy_current_state]; if ( yy_current_state >= 38 ) yy_c = yy_meta[(unsigned int) yy_c]; } yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c]; yy_is_jam = (yy_current_state == 37); return yy_is_jam ? 0 : yy_current_state; } #ifndef YY_NO_UNPUT #ifdef YY_USE_PROTOS static void yyunput( int c, register char *yy_bp ) #else static void yyunput( c, yy_bp ) int c; register char *yy_bp; #endif { register char *yy_cp = yy_c_buf_p; /* undo effects of setting up yytext */ *yy_cp = yy_hold_char; if ( yy_cp < yy_current_buffer->yy_ch_buf + 2 ) { /* need to shift things up to make room */ /* +2 for EOB chars. */ register int number_to_move = yy_n_chars + 2; register char *dest = &yy_current_buffer->yy_ch_buf[ yy_current_buffer->yy_buf_size + 2]; register char *source = &yy_current_buffer->yy_ch_buf[number_to_move]; while ( source > yy_current_buffer->yy_ch_buf ) *--dest = *--source; yy_cp += (int) (dest - source); yy_bp += (int) (dest - source); yy_current_buffer->yy_n_chars = yy_n_chars = yy_current_buffer->yy_buf_size; if ( yy_cp < yy_current_buffer->yy_ch_buf + 2 ) YY_FATAL_ERROR( "flex scanner push-back overflow" ); } *--yy_cp = (char) c; yytext_ptr = yy_bp; yy_hold_char = *yy_cp; yy_c_buf_p = yy_cp; } #endif /* ifndef YY_NO_UNPUT */ #ifndef YY_NO_INPUT #ifdef __cplusplus static int yyinput() #else static int input() #endif { int c; *yy_c_buf_p = yy_hold_char; if ( *yy_c_buf_p == YY_END_OF_BUFFER_CHAR ) { /* yy_c_buf_p now points to the character we want to return. * If this occurs *before* the EOB characters, then it's a * valid NUL; if not, then we've hit the end of the buffer. */ if ( yy_c_buf_p < &yy_current_buffer->yy_ch_buf[yy_n_chars] ) /* This was really a NUL. */ *yy_c_buf_p = '\0'; else { /* need more input */ int offset = yy_c_buf_p - yytext_ptr; ++yy_c_buf_p; switch ( yy_get_next_buffer() ) { case EOB_ACT_LAST_MATCH: /* This happens because yy_g_n_b() * sees that we've accumulated a * token and flags that we need to * try matching the token before * proceeding. But for input(), * there's no matching to consider. * So convert the EOB_ACT_LAST_MATCH * to EOB_ACT_END_OF_FILE. */ /* Reset buffer status. */ yyrestart( yyin ); /* fall through */ case EOB_ACT_END_OF_FILE: { if ( yywrap() ) return EOF; if ( ! yy_did_buffer_switch_on_eof ) YY_NEW_FILE; #ifdef __cplusplus return yyinput(); #else return input(); #endif } case EOB_ACT_CONTINUE_SCAN: yy_c_buf_p = yytext_ptr + offset; break; } } } c = *(unsigned char *) yy_c_buf_p; /* cast for 8-bit char's */ *yy_c_buf_p = '\0'; /* preserve yytext */ yy_hold_char = *++yy_c_buf_p; return c; } #endif /* YY_NO_INPUT */ #ifdef YY_USE_PROTOS void yyrestart( FILE *input_file ) #else void yyrestart( input_file ) FILE *input_file; #endif { if ( ! yy_current_buffer ) yy_current_buffer = yy_create_buffer( yyin, YY_BUF_SIZE ); yy_init_buffer( yy_current_buffer, input_file ); yy_load_buffer_state(); } #ifdef YY_USE_PROTOS void yy_switch_to_buffer( YY_BUFFER_STATE new_buffer ) #else void yy_switch_to_buffer( new_buffer ) YY_BUFFER_STATE new_buffer; #endif { if ( yy_current_buffer == new_buffer ) return; if ( yy_current_buffer ) { /* Flush out information for old buffer. */ *yy_c_buf_p = yy_hold_char; yy_current_buffer->yy_buf_pos = yy_c_buf_p; yy_current_buffer->yy_n_chars = yy_n_chars; } yy_current_buffer = new_buffer; yy_load_buffer_state(); /* We don't actually know whether we did this switch during * EOF (yywrap()) processing, but the only time this flag * is looked at is after yywrap() is called, so it's safe * to go ahead and always set it. */ yy_did_buffer_switch_on_eof = 1; } #ifdef YY_USE_PROTOS void yy_load_buffer_state( void ) #else void yy_load_buffer_state() #endif { yy_n_chars = yy_current_buffer->yy_n_chars; yytext_ptr = yy_c_buf_p = yy_current_buffer->yy_buf_pos; yyin = yy_current_buffer->yy_input_file; yy_hold_char = *yy_c_buf_p; } #ifdef YY_USE_PROTOS YY_BUFFER_STATE yy_create_buffer( FILE *file, int size ) #else YY_BUFFER_STATE yy_create_buffer( file, size ) FILE *file; int size; #endif { YY_BUFFER_STATE b; b = (YY_BUFFER_STATE) yy_flex_alloc( sizeof( struct yy_buffer_state ) ); if ( ! b ) YY_FATAL_ERROR( "out of dynamic memory in yy_create_buffer()" ); b->yy_buf_size = size; /* yy_ch_buf has to be 2 characters longer than the size given because * we need to put in 2 end-of-buffer characters. */ b->yy_ch_buf = (char *) yy_flex_alloc( b->yy_buf_size + 2 ); if ( ! b->yy_ch_buf ) YY_FATAL_ERROR( "out of dynamic memory in yy_create_buffer()" ); b->yy_is_our_buffer = 1; yy_init_buffer( b, file ); return b; } #ifdef YY_USE_PROTOS void yy_delete_buffer( YY_BUFFER_STATE b ) #else void yy_delete_buffer( b ) YY_BUFFER_STATE b; #endif { if ( ! b ) return; if ( b == yy_current_buffer ) yy_current_buffer = (YY_BUFFER_STATE) 0; if ( b->yy_is_our_buffer ) yy_flex_free( (void *) b->yy_ch_buf ); yy_flex_free( (void *) b ); } #ifdef YY_USE_PROTOS void yy_init_buffer( YY_BUFFER_STATE b, FILE *file ) #else void yy_init_buffer( b, file ) YY_BUFFER_STATE b; FILE *file; #endif { yy_flush_buffer( b ); b->yy_input_file = file; b->yy_fill_buffer = 1; #if YY_ALWAYS_INTERACTIVE b->yy_is_interactive = 1; #else #if YY_NEVER_INTERACTIVE b->yy_is_interactive = 0; #else b->yy_is_interactive = file ? (isatty( fileno(file) ) > 0) : 0; #endif #endif } #ifdef YY_USE_PROTOS void yy_flush_buffer( YY_BUFFER_STATE b ) #else void yy_flush_buffer( b ) YY_BUFFER_STATE b; #endif { if ( ! b ) return; b->yy_n_chars = 0; /* We always need two end-of-buffer characters. The first causes * a transition to the end-of-buffer state. The second causes * a jam in that state. */ b->yy_ch_buf[0] = YY_END_OF_BUFFER_CHAR; b->yy_ch_buf[1] = YY_END_OF_BUFFER_CHAR; b->yy_buf_pos = &b->yy_ch_buf[0]; b->yy_at_bol = 1; b->yy_buffer_status = YY_BUFFER_NEW; if ( b == yy_current_buffer ) yy_load_buffer_state(); } #ifndef YY_NO_SCAN_BUFFER #ifdef YY_USE_PROTOS YY_BUFFER_STATE yy_scan_buffer( char *base, yy_size_t size ) #else YY_BUFFER_STATE yy_scan_buffer( base, size ) char *base; yy_size_t size; #endif { YY_BUFFER_STATE b; if ( size < 2 || base[size-2] != YY_END_OF_BUFFER_CHAR || base[size-1] != YY_END_OF_BUFFER_CHAR ) /* They forgot to leave room for the EOB's. */ return 0; b = (YY_BUFFER_STATE) yy_flex_alloc( sizeof( struct yy_buffer_state ) ); if ( ! b ) YY_FATAL_ERROR( "out of dynamic memory in yy_scan_buffer()" ); b->yy_buf_size = size - 2; /* "- 2" to take care of EOB's */ b->yy_buf_pos = b->yy_ch_buf = base; b->yy_is_our_buffer = 0; b->yy_input_file = 0; b->yy_n_chars = b->yy_buf_size; b->yy_is_interactive = 0; b->yy_at_bol = 1; b->yy_fill_buffer = 0; b->yy_buffer_status = YY_BUFFER_NEW; yy_switch_to_buffer( b ); return b; } #endif #ifndef YY_NO_SCAN_STRING #ifdef YY_USE_PROTOS YY_BUFFER_STATE yy_scan_string( yyconst char *yy_str ) #else YY_BUFFER_STATE yy_scan_string( yy_str ) yyconst char *yy_str; #endif { int len; for ( len = 0; yy_str[len]; ++len ) ; return yy_scan_bytes( yy_str, len ); } #endif #ifndef YY_NO_SCAN_BYTES #ifdef YY_USE_PROTOS YY_BUFFER_STATE yy_scan_bytes( yyconst char *bytes, int len ) #else YY_BUFFER_STATE yy_scan_bytes( bytes, len ) yyconst char *bytes; int len; #endif { YY_BUFFER_STATE b; char *buf; yy_size_t n; int i; /* Get memory for full buffer, including space for trailing EOB's. */ n = len + 2; buf = (char *) yy_flex_alloc( n ); if ( ! buf ) YY_FATAL_ERROR( "out of dynamic memory in yy_scan_bytes()" ); for ( i = 0; i < len; ++i ) buf[i] = bytes[i]; buf[len] = buf[len+1] = YY_END_OF_BUFFER_CHAR; b = yy_scan_buffer( buf, n ); if ( ! b ) YY_FATAL_ERROR( "bad buffer in yy_scan_bytes()" ); /* It's okay to grow etc. this buffer, and we should throw it * away when we're done. */ b->yy_is_our_buffer = 1; return b; } #endif #ifndef YY_NO_PUSH_STATE #ifdef YY_USE_PROTOS static void yy_push_state( int new_state ) #else static void yy_push_state( new_state ) int new_state; #endif { if ( yy_start_stack_ptr >= yy_start_stack_depth ) { yy_size_t new_size; yy_start_stack_depth += YY_START_STACK_INCR; new_size = yy_start_stack_depth * sizeof( int ); if ( ! yy_start_stack ) yy_start_stack = (int *) yy_flex_alloc( new_size ); else yy_start_stack = (int *) yy_flex_realloc( (void *) yy_start_stack, new_size ); if ( ! yy_start_stack ) YY_FATAL_ERROR( "out of memory expanding start-condition stack" ); } yy_start_stack[yy_start_stack_ptr++] = YY_START; BEGIN(new_state); } #endif #ifndef YY_NO_POP_STATE static void yy_pop_state() { if ( --yy_start_stack_ptr < 0 ) YY_FATAL_ERROR( "start-condition stack underflow" ); BEGIN(yy_start_stack[yy_start_stack_ptr]); } #endif #ifndef YY_NO_TOP_STATE static int yy_top_state() { return yy_start_stack[yy_start_stack_ptr - 1]; } #endif #ifndef YY_EXIT_FAILURE #define YY_EXIT_FAILURE 2 #endif #ifdef YY_USE_PROTOS static void yy_fatal_error( yyconst char msg[] ) #else static void yy_fatal_error( msg ) char msg[]; #endif { (void) fprintf( stderr, "%s\n", msg ); exit( YY_EXIT_FAILURE ); } /* Redefine yyless() so it works in section 3 code. */ #undef yyless #define yyless(n) \ do \ { \ /* Undo effects of setting up yytext. */ \ yytext[yyleng] = yy_hold_char; \ yy_c_buf_p = yytext + n; \ yy_hold_char = *yy_c_buf_p; \ *yy_c_buf_p = '\0'; \ yyleng = n; \ } \ while ( 0 ) /* Internal utility routines. */ #ifndef yytext_ptr #ifdef YY_USE_PROTOS static void yy_flex_strncpy( char *s1, yyconst char *s2, int n ) #else static void yy_flex_strncpy( s1, s2, n ) char *s1; yyconst char *s2; int n; #endif { register int i; for ( i = 0; i < n; ++i ) s1[i] = s2[i]; } #endif #ifdef YY_NEED_STRLEN #ifdef YY_USE_PROTOS static int yy_flex_strlen( yyconst char *s ) #else static int yy_flex_strlen( s ) yyconst char *s; #endif { register int n; for ( n = 0; s[n]; ++n ) ; return n; } #endif #ifdef YY_USE_PROTOS static void *yy_flex_alloc( yy_size_t size ) #else static void *yy_flex_alloc( size ) yy_size_t size; #endif { return (void *) malloc( size ); } #ifdef YY_USE_PROTOS static void *yy_flex_realloc( void *ptr, yy_size_t size ) #else static void *yy_flex_realloc( ptr, size ) void *ptr; yy_size_t size; #endif { /* The cast to (char *) in the following accommodates both * implementations that use char* generic pointers, and those * that use void* generic pointers. It works with the latter * because both ANSI C and C++ allow castless assignment from * any pointer type to void*, and deal with argument conversions * as though doing an assignment. */ return (void *) realloc( (char *) ptr, size ); } #ifdef YY_USE_PROTOS static void yy_flex_free( void *ptr ) #else static void yy_flex_free( ptr ) void *ptr; #endif { free( ptr ); } #if YY_MAIN int main() { yylex(); return 0; } #endif #line 95 "pool_config.l" int pool_get_config(char *confpath) { FILE *fd; int token; char key[1024]; static char *default_reset_query_list[] = {"ABORT", "RESET ALL", "SET SESSION AUTHORIZATION DEFAULT"}; static char localhostname[256]; int res; double total_weight; int i; pool_config = malloc(sizeof(POOL_CONFIG)); if (pool_config == NULL) { pool_error("failed to allocate pool_config"); return(-1); } memset(pool_config, 0, sizeof(POOL_CONFIG)); pool_config->backend_desc = pool_shared_memory_create(sizeof(BackendDesc)); if (pool_config->backend_desc == NULL) { pool_error("failed to allocate pool_config->backend_desc"); return -1; } /* set hardcoded default values */ pool_config->listen_addresses = "localhost"; pool_config->port = 9999; pool_config->pcp_port = 9898; pool_config->socket_dir = DEFAULT_SOCKET_DIR; pool_config->pcp_socket_dir = DEFAULT_SOCKET_DIR; pool_config->backend_socket_dir = DEFAULT_SOCKET_DIR; pool_config->pcp_timeout = 10; pool_config->num_init_children = 32; pool_config->max_pool = 4; pool_config->child_life_time = 300; pool_config->connection_life_time = 0; pool_config->child_max_connections = 0; pool_config->authentication_timeout = 60; pool_config->logdir = DEFAULT_LOGDIR; pool_config->log_statement = 0; pool_config->log_connections = 0; pool_config->log_hostname = 0; pool_config->enable_pool_hba = 0; pool_config->replication_mode = 0; pool_config->replication_strict = 1; pool_config->replication_timeout = 0; pool_config->load_balance_mode = 0; pool_config->replication_stop_on_mismatch = 0; pool_config->replicate_select = 0; pool_config->reset_query_list = default_reset_query_list; pool_config->num_reset_queries = sizeof(default_reset_query_list)/sizeof(char *); pool_config->reset_query_list = default_reset_query_list; pool_config->print_timestamp = 1; pool_config->master_slave_mode = 0; pool_config->connection_cache = 1; pool_config->health_check_timeout = 20; pool_config->health_check_period = 0; pool_config->health_check_user = "nobody"; pool_config->insert_lock = 0; pool_config->ignore_leading_white_space = 0; pool_config->parallel_mode = 0; pool_config->enable_query_cache = 0; pool_config->system_db_hostname = "localhost"; pool_config->system_db_port = 5432; pool_config->system_db_dbname = "pgpool"; pool_config->system_db_schema = "pgpool_catalog"; pool_config->system_db_user = "pgpool"; pool_config->system_db_password = ""; pool_config->backend_desc->num_backends = 0; res = gethostname(localhostname,sizeof(localhostname)); if(res !=0 ) { pool_debug("faild to get this hostname"); } pool_config->pgpool2_hostname = localhostname; for (i=0;ilisten_addresses = strdup("*"); else pool_config->listen_addresses = strdup(""); } else if (!strcmp(key, "listen_addresses")) { char *str; if (token != POOL_STRING && token != POOL_UNQUOTED_STRING && token != POOL_KEY) { PARSE_ERROR(); fclose(fd); return(-1); } str = extract_string(yytext, token); if (str == NULL) { fclose(fd); return(-1); } pool_config->listen_addresses = str; } else if (!strcmp(key, "port")) { int v = atoi(yytext); if (token != POOL_INTEGER || v < 1024) { pool_error("pool_config: %s must be 1024 or higher numeric value", key); fclose(fd); return(-1); } pool_config->port = v; } else if (!strcmp(key, "pcp_port")) { int v = atoi(yytext); if (token != POOL_INTEGER || v < 1024) { pool_error("pool_config: %s must be 1024 or higher numeric value", key); fclose(fd); return(-1); } pool_config->pcp_port = v; } else if (!strcmp(key, "socket_dir")) { char *str; if (token != POOL_STRING && token != POOL_UNQUOTED_STRING && token != POOL_KEY) { PARSE_ERROR(); fclose(fd); return(-1); } str = extract_string(yytext, token); if (str == NULL) { fclose(fd); return(-1); } pool_config->socket_dir = str; } else if (!strcmp(key, "pcp_socket_dir")) { char *str; if (token != POOL_STRING && token != POOL_UNQUOTED_STRING && token != POOL_KEY) { PARSE_ERROR(); fclose(fd); return(-1); } str = extract_string(yytext, token); if (str == NULL) { fclose(fd); return(-1); } pool_config->pcp_socket_dir = str; } else if (!strcmp(key, "pcp_timeout")) { int v = atoi(yytext); if (token != POOL_INTEGER || v < 0) { pool_error("pool_config: %s must be equal or higher than 0 numeric value", key); fclose(fd); return(-1); } pool_config->pcp_timeout = v; } else if (!strcmp(key, "num_init_children")) { int v = atoi(yytext); if (token != POOL_INTEGER || v < 1) { pool_error("pool_config: %s must be higher than 1 numeric value", key); fclose(fd); return(-1); } pool_config->num_init_children = v; } else if (!strcmp(key, "child_life_time")) { int v = atoi(yytext); if (token != POOL_INTEGER || v < 0) { pool_error("pool_config: %s must be higher than 0 numeric value", key); fclose(fd); return(-1); } pool_config->child_life_time = v; } else if (!strcmp(key, "connection_life_time")) { int v = atoi(yytext); if (token != POOL_INTEGER || v < 0) { pool_error("pool_config: %s must be higher than 0 numeric value", key); fclose(fd); return(-1); } pool_config->connection_life_time = v; } else if (!strcmp(key, "child_max_connections")) { int v = atoi(yytext); if (token != POOL_INTEGER || v < 0) { pool_error("pool_config: %s must be higher than 0 numeric value", key); fclose(fd); return(-1); } pool_config->child_max_connections = v; } else if (!strcmp(key, "authentication_timeout")) { int v = atoi(yytext); if (token != POOL_INTEGER || v < 0) { pool_error("pool_config: %s must be higher than 0 numeric value", key); fclose(fd); return(-1); } pool_config->authentication_timeout = v; } else if (!strcmp(key, "max_pool")) { int v = atoi(yytext); if (token != POOL_INTEGER || v < 0) { pool_error("pool_config: %s must be higher than 0 numeric value", key); fclose(fd); return(-1); } pool_config->max_pool = v; } else if (!strcmp(key, "logdir")) { char *str; if (token != POOL_STRING && token != POOL_UNQUOTED_STRING && token != POOL_KEY) { PARSE_ERROR(); fclose(fd); return(-1); } str = extract_string(yytext, token); if (str == NULL) { fclose(fd); return(-1); } pool_config->logdir = str; } else if (!strcmp(key, "log_connections")) { int v = eval_logical(yytext); if (v < 0) { pool_error("pool_config: invalid value %s for %s", yytext, key); fclose(fd); return(-1); } pool_config->log_connections = v; } else if (!strcmp(key, "log_hostname")) { int v = eval_logical(yytext); if (v < 0) { pool_error("pool_config: invalid value %s for %s", yytext, key); fclose(fd); return(-1); } pool_config->log_hostname = v; } else if (!strcmp(key, "enable_pool_hba")) { int v = eval_logical(yytext); if (v < 0) { pool_error("pool_config: invalid value %s for %s", yytext, key); fclose(fd); return(-1); } pool_config->enable_pool_hba = v; } else if (!strcmp(key, "backend_socket_dir")) { char *str; if (token != POOL_STRING && token != POOL_UNQUOTED_STRING && token != POOL_KEY) { PARSE_ERROR(); fclose(fd); return(-1); } str = extract_string(yytext, token); if (str == NULL) { fclose(fd); return(-1); } pool_config->backend_socket_dir = str; } else if (!strcmp(key, "replication_mode")) { int v = eval_logical(yytext); if (v < 0) { pool_error("pool_config: invalid value %s for %s", yytext, key); fclose(fd); return(-1); } pool_config->replication_mode = pool_config->replication_enabled = v; if (pool_config->master_slave_enabled && pool_config->replication_enabled) { pool_error("pool_config: replication_mode and master_slave_mode cannot be enabled at the same time"); fclose(fd); return(-1); } } else if (!strcmp(key, "replication_strict")) { int v = eval_logical(yytext); if (v < 0) { pool_error("pool_config: invalid value %s for %s", yytext, key); fclose(fd); return(-1); } pool_config->replication_strict = v; } else if (!strcmp(key, "replication_timeout")) { int v = atoi(yytext); if (token != POOL_INTEGER || v < 0) { pool_error("pool_config: %s must be higher than 0 numeric value", key); fclose(fd); return(-1); } pool_config->replication_timeout = v; } else if (!strcmp(key, "load_balance_mode")) { int v = eval_logical(yytext); if (v < 0) { pool_error("pool_config: invalid value %s for %s", yytext, key); fclose(fd); return(-1); } pool_config->load_balance_mode = v; } else if (!strcmp(key, "replication_stop_on_mismatch")) { int v = eval_logical(yytext); if (v < 0) { pool_error("pool_config: invalid value %s for %s", yytext, key); fclose(fd); return(-1); } pool_debug("replication_stop_on_mismatch: %d", v); pool_config->replication_stop_on_mismatch = v; } else if (!strcmp(key, "replicate_select")) { int v = eval_logical(yytext); if (v < 0) { pool_error("pool_config: invalid value %s for %s", yytext, key); return(-1); } pool_debug("replicate_select: %d", v); pool_config->replicate_select = v; } else if (!strcmp(key, "reset_query_list")) { char *str; if (token != POOL_STRING && token != POOL_UNQUOTED_STRING && token != POOL_KEY) { PARSE_ERROR(); fclose(fd); return(-1); } str = extract_string(yytext, token); if (str == NULL) { fclose(fd); return(-1); } pool_config->reset_query_list = extract_string_tokens(str, ";", &pool_config->num_reset_queries); if (pool_config->reset_query_list == NULL) { fclose(fd); return(-1); } } else if (!strcmp(key, "print_timestamp")) { int v = eval_logical(yytext); if (v < 0) { pool_error("pool_config: invalid value %s for %s", yytext, key); fclose(fd); return(-1); } pool_config->print_timestamp = v; } else if (!strcmp(key, "master_slave_mode")) { int v = eval_logical(yytext); if (v < 0) { pool_error("pool_config: invalid value %s for %s", yytext, key); fclose(fd); return(-1); } pool_config->master_slave_mode = pool_config->master_slave_enabled = v; if (pool_config->master_slave_enabled && pool_config->replication_enabled) { pool_error("pool_config: replication_mode and master_slave_mode cannot be enabled at the same time"); fclose(fd); return(-1); } } else if (!strcmp(key, "connection_cache")) { int v = eval_logical(yytext); if (v < 0) { pool_error("pool_config: invalid value %s for %s", yytext, key); fclose(fd); return(-1); } pool_config->connection_cache = v; } else if (!strcmp(key, "health_check_timeout")) { int v = atoi(yytext); if (token != POOL_INTEGER || v < 0) { pool_error("pool_config: %s must be equal or higher than 0 numeric value", key); fclose(fd); return(-1); } pool_config->health_check_timeout = v; } else if (!strcmp(key, "health_check_period")) { int v = atoi(yytext); if (token != POOL_INTEGER || v < 0) { pool_error("pool_config: %s must be equal or higher than 0 numeric value", key); fclose(fd); return(-1); } pool_config->health_check_period = v; } else if (!strcmp(key, "health_check_user")) { char *str; if (token != POOL_STRING && token != POOL_UNQUOTED_STRING && token != POOL_KEY) { PARSE_ERROR(); fclose(fd); return(-1); } str = extract_string(yytext, token); if (str == NULL) { fclose(fd); return(-1); } pool_config->health_check_user = str; } else if (!strcmp(key, "insert_lock")) { int v = eval_logical(yytext); if (v < 0) { pool_error("pool_config: invalid value %s for %s", yytext, key); fclose(fd); return(-1); } pool_config->insert_lock = v; } else if (!strcmp(key, "ignore_leading_white_space")) { int v = eval_logical(yytext); if (v < 0) { pool_error("pool_config: invalid value %s for %s", yytext, key); fclose(fd); return(-1); } pool_config->ignore_leading_white_space = v; } else if (!strcmp(key, "parallel_mode")) { int v = eval_logical(yytext); if (v < 0) { pool_error("pool_config: invalid value %s for %s", yytext, key); fclose(fd); return(-1); } pool_config->parallel_mode = v; } else if (!strcmp(key, "enable_query_cache")) { int v = eval_logical(yytext); if (v < 0) { pool_error("pool_config: invalid value %s for %s", yytext, key); fclose(fd); return(-1); } pool_config->enable_query_cache = v; } else if (!strcmp(key, "pgpool2_hostname")) { char *str; if (token != POOL_STRING && token != POOL_UNQUOTED_STRING && token != POOL_KEY) { PARSE_ERROR(); fclose(fd); return(-1); } str = extract_string(yytext, token); if (str == NULL) { fclose(fd); return(-1); } if(strlen(str)) pool_config->pgpool2_hostname = str; } else if (!strcmp(key, "system_db_hostname")) { char *str; if (token != POOL_STRING && token != POOL_UNQUOTED_STRING && token != POOL_KEY) { PARSE_ERROR(); fclose(fd); return(-1); } str = extract_string(yytext, token); if (str == NULL) { fclose(fd); return(-1); } pool_config->system_db_hostname = str; } else if (!strcmp(key, "system_db_port")) { int v = atoi(yytext); if (token != POOL_INTEGER || v < 0) { pool_error("pool_config: %s must be equal or higher than 0 numeric value", key); fclose(fd); return(-1); } pool_config->system_db_port = v; } else if (!strcmp(key, "system_db_dbname")) { char *str; if (token != POOL_STRING && token != POOL_UNQUOTED_STRING && token != POOL_KEY) { PARSE_ERROR(); fclose(fd); return(-1); } str = extract_string(yytext, token); if (str == NULL) { fclose(fd); return(-1); } pool_config->system_db_dbname = str; } else if (!strcmp(key, "system_db_schema")) { char *str; if (token != POOL_STRING && token != POOL_UNQUOTED_STRING && token != POOL_KEY) { PARSE_ERROR(); fclose(fd); return(-1); } str = extract_string(yytext, token); if (str == NULL) { fclose(fd); return(-1); } pool_config->system_db_schema = str; } else if (!strcmp(key, "system_db_user")) { char *str; if (token != POOL_STRING && token != POOL_UNQUOTED_STRING && token != POOL_KEY) { PARSE_ERROR(); fclose(fd); return(-1); } str = extract_string(yytext, token); if (str == NULL) { fclose(fd); return(-1); } pool_config->system_db_user = str; } else if (!strcmp(key, "system_db_password")) { char *str; if (token != POOL_STRING && token != POOL_UNQUOTED_STRING && token != POOL_KEY) { PARSE_ERROR(); fclose(fd); return(-1); } str = extract_string(yytext, token); if (str == NULL) { fclose(fd); return(-1); } pool_config->system_db_password = str; } else if (!strncmp(key, "backend_hostname", 16)) { int slot; char *str; slot = atoi(key + 16); if (slot < 0 || slot >= MAX_CONNECTION_SLOTS) { pool_error("pool_config: backend number %s for backend_hostname out of range", key); fclose(fd); return(-1); } str = extract_string(yytext, token); if (str == NULL) { fclose(fd); return(-1); } strncpy(BACKEND_INFO(slot).backend_hostname, str, MAX_DB_HOST_NAMELEN); } else if (!strncmp(key, "backend_port", 12)) { int slot; slot = atoi(key + 12); if (slot < 0 || slot >= MAX_CONNECTION_SLOTS) { pool_error("pool_config: host number %s for port number out of range", key); fclose(fd); return(-1); } pool_debug("pool_config: port slot number %d ", slot); BACKEND_INFO(slot).backend_port = atoi(yytext); BACKEND_INFO(slot).backend_status = CON_CONNECT_WAIT; } else if (!strncmp(key, "backend_weight", 14)) { int slot; double v; slot = atoi(key + 14); if (slot < 0 || slot >= MAX_CONNECTION_SLOTS) { pool_error("pool_config: weight number %s for port number out of range", key); fclose(fd); return(-1); } v = atof(yytext); if (v < 0.0) { pool_error("pool_config: invalid value %s for %s", yytext, key); fclose(fd); return(-1); } pool_debug("pool_config: weight slot number %d weight: %f", slot, v); pool_config->backend_desc->backend_info[slot].backend_weight = v; } else if (!strcmp(key, "log_statement")) { int v = eval_logical(yytext); if (v < 0) { pool_error("pool_config: invalid value %s for %s", yytext, key); return(-1); } pool_config->log_statement = v; } else if (!strcmp(key, "log_statement")) { int v = eval_logical(yytext); if (v < 0) { pool_error("pool_config: invalid value %s for %s", yytext, key); return(-1); } pool_config->log_statement = v; } } fclose(fd); pool_config->backend_desc->num_backends = 0; total_weight = 0.0; for (i=0;ibackend_desc->num_backends = i+1; } } pool_debug("num_backends: %d num_backends: %d total_weight: %f", pool_config->backend_desc->num_backends, pool_config->backend_desc->num_backends, total_weight); /* * Normalize load balancing weights. What we are doing here is, * assign 0 to RAND_MAX to each backend's weight according to the * value weightN. For example, if two backends are assigned 1.0, * then each backend will get RAND_MAX/2 normalized weight. */ for (i=0;ibackend_desc->backend_info[i].backend_port != 0) { pool_config->backend_desc->backend_info[i].backend_weight = (RAND_MAX) * pool_config->backend_desc->backend_info[i].backend_weight / total_weight; pool_debug("backend %d weight: %f", i, pool_config->backend_desc->backend_info[i].backend_weight); } } if (pool_config->parallel_mode || pool_config->enable_query_cache) { int dist_num; SystemDBInfo *info; system_db_info = malloc(sizeof(POOL_SYSTEMDB_CONNECTION_POOL)); if (system_db_info == NULL) { pool_error("failed to allocate sytem_db_info"); return -1; } memset(system_db_info, 0, sizeof(*system_db_info)); system_db_info->system_db_status = pool_shared_memory_create(sizeof(BACKEND_STATUS)); if (system_db_info->system_db_status == NULL) { pool_error("failed to allocate system_db_info->system_db_status"); return -1; } *system_db_info->system_db_status = CON_CONNECT_WAIT; /* which is the same as SYSDB_STATUS = CON_CONNECT_WAIT */ info = malloc(sizeof(SystemDBInfo)); if (info == NULL) { pool_error("failed to allocate info"); return -1; } system_db_info->info = info; info->hostname = pool_config->system_db_hostname; info->port = pool_config->system_db_port; info->user = pool_config->system_db_user; info->password = pool_config->system_db_password; info->database_name = pool_config->system_db_dbname; info->schema_name = pool_config->system_db_schema; info->dist_def_num = 0; info->dist_def_slot = NULL; if (pool_config->parallel_mode) { dist_num = pool_memset_system_db_info(info); if(dist_num < 0) { pool_error("failed to get systemdb info"); return(-1); } } if (pool_config->enable_query_cache) { info->query_cache_table_info.register_prepared_statement = NULL; if (! pool_query_cache_table_exists()) { pool_error("failed to locate query_cache table. perhaps it's not defined?"); return -1; } } SYSDB_STATUS = CON_UP; } return 0; } static char *extract_string(char *value, POOL_TOKEN token) { char *ret; ret = strdup(value); if (!ret) { pool_error("extract_string: out of memory"); return NULL; } if (token == POOL_STRING) { ret[strlen(ret)-1] = '\0'; return (ret+1); } return ret; } static int eval_logical(char *str) { int ret; if (!strcasecmp(str, "true")) ret = 1; else if (!strcasecmp(str, "false")) ret = 0; else if (!strcmp(str, "1")) ret = 1; else if (!strcmp(str, "0")) ret = 0; else ret = -1; return ret; } /* * extract tokens separated by delimiter from str. return value is an * array of pointers to malloced strings. number of tokens is set to * n; note that str will be destroyed by strtok(). Also return value * points to static data, that means subsequent call will change the * return value. */ #define MAXTOKENS 1024 static char **extract_string_tokens(char *str, char *delimi, int *n) { char *token; static char *tokens[MAXTOKENS]; *n = 0; for (token = strtok(str, delimi); token != NULL && *n < MAXTOKENS; token = strtok(NULL, delimi)) { tokens[*n] = strdup(token); if (tokens[*n] == NULL) { pool_error("extract_string_tokens: out of memory"); return NULL; } pool_debug("extract_string_tokens: token: %s", tokens[*n]); (*n)++; } return tokens; } static void clear_host_entry(int slot) { *pool_config->backend_desc->backend_info[slot].backend_hostname = '\0'; pool_config->backend_desc->backend_info[slot].backend_port = 0; pool_config->backend_desc->backend_info[slot].backend_status = CON_UNUSED; pool_config->backend_desc->backend_info[slot].backend_weight = 0.0; } #ifdef DEBUG static void print_host_entry(int slot) { pool_debug("slot: %d host: %s port: %d status: %d weight: %f", slot, pool_config->server_hostnames[slot], pool_config->server_ports[slot], pool_config->server_status[slot], pool_config->server_weights[slot]); } #endif