mteeventconf.c

开发snmp的开发包有两个开放的SNMP开发库

        config_perror("unknown set OID");
        return;
    }
    if (cp && *cp == '=') {
        cp = skip_token( cp );   /* skip the '=' assignment character */
    }
    value = strtol( cp, NULL, 0);

    /*
     *  If the entry has parsed successfully, then create,
     *     populate and activate the new event entry.
     */
    entry = _find_typed_mteEvent_entry(owner, ename, MTE_EVENT_SET);
    if (!entry) {
        return;
    }
    memcpy( entry->mteSetOID, name_buf, name_buf_len*sizeof(oid));
    entry->mteSetOID_len = name_buf_len;
    entry->mteSetValue   = value;
    if (wild)
        entry->flags       |= MTE_SET_FLAG_OBJWILD;
    entry->mteEventActions |= MTE_EVENT_SET;
    entry->flags           |= MTE_EVENT_FLAG_ENABLED |
                              MTE_EVENT_FLAG_ACTIVE  |
                              MTE_EVENT_FLAG_FIXED   |
                              MTE_EVENT_FLAG_VALID;
    return;
}


/* ==============================
 *
 *  Persistent (dynamic) configuration
 *
 * ============================== */

void
parse_mteETable(const char *token, char *line )
{
    char   owner[MTE_STR1_LEN+1];
    char   ename[MTE_STR1_LEN+1];
    void  *vp;
    size_t tmp;
    size_t len;
    struct mteEvent  *entry;

    DEBUGMSGTL(("disman:event:conf", "Parsing mteEventTable config...  "));

    /*
     * Read in the index information for this entry
     *  and create a (non-fixed) data structure for it.
     */
    memset( owner, 0, sizeof(owner));
    memset( ename, 0, sizeof(ename));
    len   = MTE_STR1_LEN; vp = owner;
    line  = read_config_read_data(ASN_OCTET_STR, line, &vp,  &len);
    len   = MTE_STR1_LEN; vp = ename;
    line  = read_config_read_data(ASN_OCTET_STR, line, &vp,  &len);
    entry = _find_mteEvent_entry( owner, ename );

    DEBUGMSG(("disman:event:conf", "(%s, %s) ", owner, ename));
    
    /*
     * Read in the accessible (event-independent) column values.
     */
    len   = MTE_STR2_LEN; vp = entry->mteEventComment;
    line  = read_config_read_data(ASN_OCTET_STR, line, &vp,  &len);
    /*
     * Skip the mteEventAction field, and note that the
     *   boolean values are combined into a single field.
     */
    line  = read_config_read_data(ASN_UNSIGNED,  line, &tmp, NULL);
    entry->flags |= (tmp &
        (MTE_EVENT_FLAG_ENABLED|MTE_EVENT_FLAG_ACTIVE));
    /*
     * XXX - Will need to read in the 'iquery' access information
     */
    entry->flags |= MTE_EVENT_FLAG_VALID;

    DEBUGMSG(("disman:event:conf", "\n"));
}


void
parse_mteENotTable(const char *token, char *line)
{
    char   owner[MTE_STR1_LEN+1];
    char   ename[MTE_STR1_LEN+1];
    void  *vp;
    size_t len;
    struct mteEvent  *entry;

    DEBUGMSGTL(("disman:event:conf", "Parsing mteENotifyTable config...  "));

    /*
     * Read in the index information for this entry
     *  and create a (non-fixed) data structure for it.
     */
    memset( owner, 0, sizeof(owner));
    memset( ename, 0, sizeof(ename));
    len   = MTE_STR1_LEN; vp = owner;
    line  = read_config_read_data(ASN_OCTET_STR, line, &vp,  &len);
    len   = MTE_STR1_LEN; vp = ename;
    line  = read_config_read_data(ASN_OCTET_STR, line, &vp,  &len);
    entry = _find_mteEvent_entry( owner, ename );

    DEBUGMSG(("disman:event:conf", "(%s, %s) ", owner, ename));

    /*
     * Read in the accessible column values.
     */
    vp = entry->mteNotification;
    line  = read_config_read_data(ASN_OBJECT_ID, line, &vp,
                                 &entry->mteNotification_len);
    len   = MTE_STR1_LEN; vp = entry->mteNotifyOwner;
    line  = read_config_read_data(ASN_OCTET_STR, line, &vp,  &len);
    len   = MTE_STR1_LEN; vp = entry->mteNotifyObjects;
    line  = read_config_read_data(ASN_OCTET_STR, line, &vp,  &len);

    entry->mteEventActions |= MTE_EVENT_NOTIFICATION;
    entry->flags           |= MTE_EVENT_FLAG_VALID;

    DEBUGMSG(("disman:event:conf", "\n"));
}


void
parse_mteESetTable(const char *token, char *line)
{
    char   owner[MTE_STR1_LEN+1];
    char   ename[MTE_STR1_LEN+1];
    void  *vp;
    size_t len;
    struct mteEvent  *entry;

    DEBUGMSGTL(("disman:event:conf", "Parsing mteESetTable config...  "));

    /*
     * Read in the index information for this entry
     *  and create a (non-fixed) data structure for it.
     */
    memset( owner, 0, sizeof(owner));
    memset( ename, 0, sizeof(ename));
    len   = MTE_STR1_LEN; vp = owner;
    line  = read_config_read_data(ASN_OCTET_STR, line, &vp,  &len);
    len   = MTE_STR1_LEN; vp = ename;
    line  = read_config_read_data(ASN_OCTET_STR, line, &vp,  &len);
    entry = _find_mteEvent_entry( owner, ename );

    DEBUGMSG(("disman:event:conf", "(%s, %s) ", owner, ename));

    /*
     * Read in the accessible column values.
     */
    vp = entry->mteSetOID;
    line  = read_config_read_data(ASN_OBJECT_ID, line, &vp,
                                 &entry->mteSetOID_len);
    line  = read_config_read_data(ASN_UNSIGNED,  line,
                                 &entry->mteSetValue, &len);
    len   = MTE_STR2_LEN; vp = entry->mteSetTarget;
    line  = read_config_read_data(ASN_OCTET_STR, line, &vp,  &len);
    len   = MTE_STR2_LEN; vp = entry->mteSetContext;
    line  = read_config_read_data(ASN_OCTET_STR, line, &vp,  &len);

    entry->mteEventActions |= MTE_EVENT_SET;
    entry->flags           |= MTE_EVENT_FLAG_VALID;

    DEBUGMSG(("disman:event:conf", "\n"));
}



int
store_mteETable(int majorID, int minorID, void *serverarg, void *clientarg)
{
    char            line[SNMP_MAXBUF];
    char           *cptr;
    void           *vp;
    size_t          tint;
    netsnmp_tdata_row *row;
    struct mteEvent  *entry;


    DEBUGMSGTL(("disman:event:conf", "Storing mteEventTable config:\n"));

    for (row = netsnmp_tdata_row_first( event_table_data );
         row;
         row = netsnmp_tdata_row_next( event_table_data, row )) {

        /*
         * Skip entries that were set up via static config directives
         */
        entry = (struct mteEvent *)netsnmp_tdata_row_entry( row );
        if ( entry->flags & MTE_EVENT_FLAG_FIXED )
            continue;

        DEBUGMSGTL(("disman:event:conf", "  Storing (%s %s)\n",
                         entry->mteOwner, entry->mteEName));

        /*
         * Save the basic mteEventTable entry...
         */
        memset(line, 0, sizeof(line));
        strcat(line, "_mteETable ");
        cptr = line + strlen(line);

        vp   = entry->mteOwner;        tint = strlen( vp );
        cptr = read_config_store_data( ASN_OCTET_STR, cptr, &vp,  &tint );
        vp   = entry->mteEName;        tint = strlen( vp );
        cptr = read_config_store_data( ASN_OCTET_STR, cptr, &vp,  &tint );
        vp   = entry->mteEventComment; tint = strlen( vp );
        cptr = read_config_store_data( ASN_OCTET_STR, cptr, &vp,  &tint );
        /* ... (but skip the mteEventAction field)... */
        tint = entry->flags & (MTE_EVENT_FLAG_ENABLED|MTE_EVENT_FLAG_ACTIVE); 
        cptr = read_config_store_data( ASN_UNSIGNED,  cptr, &tint, NULL );
        /* XXX - Need to store the 'iquery' access information */
        snmpd_store_config(line);

        /*
         * ... then save Notify and/or Set entries separately
         *   (The mteEventAction bits will be set when these are read in).
         */
        if ( entry->mteEventActions & MTE_EVENT_NOTIFICATION ) {
            memset(line, 0, sizeof(line));
            strcat(line, "_mteENotTable ");
            cptr = line + strlen(line);
    
            vp = entry->mteOwner;         tint = strlen( vp );
            cptr = read_config_store_data(ASN_OCTET_STR, cptr, &vp, &tint );
            vp = entry->mteEName;         tint = strlen( vp );
            cptr = read_config_store_data(ASN_OCTET_STR, cptr, &vp, &tint );
            vp   = entry->mteNotification;
            cptr = read_config_store_data(ASN_OBJECT_ID, cptr, &vp,
                                          &entry->mteNotification_len);
            vp = entry->mteNotifyOwner;   tint = strlen( vp );
            cptr = read_config_store_data(ASN_OCTET_STR, cptr, &vp, &tint );
            vp = entry->mteNotifyObjects; tint = strlen( vp );
            cptr = read_config_store_data(ASN_OCTET_STR, cptr, &vp, &tint );
            snmpd_store_config(line);
        }

        if ( entry->mteEventActions & MTE_EVENT_SET ) {
            memset(line, 0, sizeof(line));
            strcat(line, "_mteESetTable ");
            cptr = line + strlen(line);
    
            vp = entry->mteOwner;         tint = strlen( vp );
            cptr = read_config_store_data(ASN_OCTET_STR, cptr, &vp, &tint );
            vp = entry->mteEName;         tint = strlen( vp );
            cptr = read_config_store_data(ASN_OCTET_STR, cptr, &vp, &tint );
            vp   = entry->mteSetOID;
            cptr = read_config_store_data(ASN_OBJECT_ID, cptr, &vp,
                                          &entry->mteSetOID_len);
            tint = entry->mteSetValue;
            cptr = read_config_store_data(ASN_INTEGER,   cptr, &tint, NULL);
            vp = entry->mteSetTarget;     tint = strlen( vp );
            cptr = read_config_store_data(ASN_OCTET_STR, cptr, &vp, &tint );
            vp = entry->mteSetContext;    tint = strlen( vp );
            cptr = read_config_store_data(ASN_OCTET_STR, cptr, &vp, &tint );
            tint = entry->flags & (MTE_SET_FLAG_OBJWILD|MTE_SET_FLAG_CTXWILD); 
            cptr = read_config_store_data(ASN_UNSIGNED,  cptr, &tint, NULL);
            snmpd_store_config(line);
        }
    }

    DEBUGMSGTL(("disman:event:conf", "  done.\n"));
    return SNMPERR_SUCCESS;
}

int
clear_mteETable(int majorID, int minorID, void *serverarg, void *clientarg)
{
    netsnmp_tdata_row    *row;
    netsnmp_variable_list owner_var;

    /*
     * We're only interested in entries set up via the config files
     */
    memset( &owner_var, 0, sizeof(netsnmp_variable_list));
    snmp_set_var_typed_value( &owner_var,  ASN_OCTET_STR,
                             "snmpd.conf", strlen("snmpd.conf"));
    while (( row = netsnmp_tdata_row_next_byidx( event_table_data,
                                                &owner_var ))) {
        /*
         * XXX - check for owner of "snmpd.conf"
         *       and break at the end of these
         */
        netsnmp_tdata_remove_and_delete_row( event_table_data, row );
    }
    return SNMPERR_SUCCESS;
}