[Xapian-discuss] How to use omega to search remote back end?
oscaruser at programmer.net
oscaruser at programmer.net
Sun Aug 6 21:19:12 BST 2006
Whoops took a while to figure out, but "database_dir" should be set to "/svr/xapian", then in the omega call, i specify it as "./omega 'DB=stub'" where 'stub' file lives in /svr/xapian
now it works OK
Thanks
> ----- Original Message -----
> From: oscaruser at programmer.net
> To: xapian-discuss at lists.xapian.org
> Subject: [Xapian-discuss] How to use omega to search remote back end?
> Date: Sun, 06 Aug 2006 12:07:22 -0800
>
>
> Folks,
>
> Having trouble getting this to work. OMEGA cgi is not reading my
> stub file properly because it is trying to read it as a directory
> instead of a file. Is there an easy fix? Here is a transcript.
>
> Thanks,
> OSC
>
> oscar at epsilon:/svr/xapian/beta$ ls -aFl
> total 21335200
> drwxr-xr-x 2 oscar oscar 4096 Aug 6 10:15 ./
> drwxr-xr-x 5 oscar oscar 4096 Aug 6 12:59 ../
> lrwxrwxrwx 1 oscar oscar 17 Aug 6 10:15 default ->
> /svr/xapian/beta//
> -rw-r--r-- 1 oscar oscar 12 Jul 12 21:40 iamflint
> -rw-r--r-- 1 oscar oscar 12952805376 Jul 12 21:40 position.DB
> -rw-r--r-- 1 oscar oscar 13 Jul 12 19:07 position.baseA
> -rw-r--r-- 1 oscar oscar 197668 Jul 12 21:40 position.baseB
> -rw-r--r-- 1 oscar oscar 4737064960 Jul 12 18:26 postlist.DB
> -rw-r--r-- 1 oscar oscar 13 Jul 12 15:49 postlist.baseA
> -rw-r--r-- 1 oscar oscar 72304 Jul 12 18:26 postlist.baseB
> -rw-r--r-- 1 oscar oscar 611926016 Jul 12 18:31 record.DB
> -rw-r--r-- 1 oscar oscar 13 Jul 12 18:26 record.baseA
> -rw-r--r-- 1 oscar oscar 9357 Jul 12 18:32 record.baseB
> -rw-r--r-- 1 oscar oscar 3523690496 Jul 12 19:01 termlist.DB
> -rw-r--r-- 1 oscar oscar 13 Jul 12 18:32 termlist.baseA
> -rw-r--r-- 1 oscar oscar 53789 Jul 12 19:07 termlist.baseB
> -rw-r--r-- 1 oscar oscar 0 Jul 12 21:40 value.DB
> -rw-r--r-- 1 oscar oscar 13 Jul 12 21:40 value.baseA
> -rw-r--r-- 1 oscar oscar 14 Jul 12 21:40 value.baseB
>
> oscar at epsilon:/svr/xapian$ xapian-tcpsrv --port 33333 /svr/xapian/beta
> Opening server on port 33333...
>
> epsilon:/svr/xapian# cat /etc/omega.conf
> database_dir /svr/xapian/stub
> template_dir /var/lib/xapian-omega/templates
> log_dir /var/log/xapian-omega
> cdb_dir /var/lib/xapian-omega/cdb
> epsilon:/svr/xapian# cat stub
> remote localhost:33333
>
> epsilon:/svr/xapian# strace /usr/lib/cgi-bin/omega/omega 'P=pda' 'FMT=xml2'
> execve("/usr/lib/cgi-bin/omega/omega",
> ["/usr/lib/cgi-bin/omega/omega", "P=pda", "FMT=xml2"], [/* 17 vars
> */]) = 0
> uname({sys="Linux", node="epsilon", ...}) = 0
> brk(0) = 0x806d000
> old_mmap(NULL, 4096, PROT_READ|PROT_WRITE,
> MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x40017000
> access("/etc/ld.so.nohwcap", F_OK) = -1 ENOENT (No such file
> or directory)
> open("/etc/ld.so.preload", O_RDONLY) = -1 ENOENT (No such file
> or directory)
> open("/etc/ld.so.cache", O_RDONLY) = 3
> fstat64(3, {st_mode=S_IFREG|0644, st_size=15413, ...}) = 0
> old_mmap(NULL, 15413, PROT_READ, MAP_PRIVATE, 3, 0) = 0x40018000
> close(3) = 0
> access("/etc/ld.so.nohwcap", F_OK) = -1 ENOENT (No such file
> or directory)
> open("/usr/lib/libxapian.so.11", O_RDONLY) = 3
> read(3,
> "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0\3\0\1\0\0\0\0\311\3"..., 512)
> = 512
> fstat64(3, {st_mode=S_IFREG|0644, st_size=1469956, ...}) = 0
> old_mmap(NULL, 1472948, PROT_READ|PROT_EXEC, MAP_PRIVATE, 3, 0) = 0x4001c000
> old_mmap(0x40156000, 188416, PROT_READ|PROT_WRITE,
> MAP_PRIVATE|MAP_FIXED, 3, 0x139000) = 0x40156000
> close(3) = 0
> access("/etc/ld.so.nohwcap", F_OK) = -1 ENOENT (No such file
> or directory)
> open("/usr/lib/libstdc++.so.5", O_RDONLY) = 3
> read(3,
> "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0\3\0\1\0\0\0\200\301"..., 512)
> = 512
> fstat64(3, {st_mode=S_IFREG|0644, st_size=737816, ...}) = 0
> old_mmap(NULL, 761536, PROT_READ|PROT_EXEC, MAP_PRIVATE, 3, 0) = 0x40184000
> old_mmap(0x40223000, 90112, PROT_READ|PROT_WRITE,
> MAP_PRIVATE|MAP_FIXED, 3, 0x9e000) = 0x40223000
> old_mmap(0x40239000, 20160, PROT_READ|PROT_WRITE,
> MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x40239000
> close(3) = 0
> access("/etc/ld.so.nohwcap", F_OK) = -1 ENOENT (No such file
> or directory)
> open("/lib/tls/libm.so.6", O_RDONLY) = 3
> read(3,
> "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0\3\0\1\0\0\00005\0\000"...,
> 512) = 512
> fstat64(3, {st_mode=S_IFREG|0644, st_size=134496, ...}) = 0
> old_mmap(NULL, 4096, PROT_READ|PROT_WRITE,
> MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x4023e000
> old_mmap(NULL, 136976, PROT_READ|PROT_EXEC, MAP_PRIVATE, 3, 0) = 0x4023f000
> old_mmap(0x40260000, 4096, PROT_READ|PROT_WRITE,
> MAP_PRIVATE|MAP_FIXED, 3, 0x20000) = 0x40260000
> close(3) = 0
> access("/etc/ld.so.nohwcap", F_OK) = -1 ENOENT (No such file
> or directory)
> open("/lib/libgcc_s.so.1", O_RDONLY) = 3
> read(3,
> "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0\3\0\1\0\0\0\20\30\0"..., 512)
> = 512
> fstat64(3, {st_mode=S_IFREG|0644, st_size=32292, ...}) = 0
> old_mmap(NULL, 35304, PROT_READ|PROT_EXEC, MAP_PRIVATE, 3, 0) = 0x40261000
> old_mmap(0x40269000, 4096, PROT_READ|PROT_WRITE,
> MAP_PRIVATE|MAP_FIXED, 3, 0x7000) = 0x40269000
> close(3) = 0
> access("/etc/ld.so.nohwcap", F_OK) = -1 ENOENT (No such file
> or directory)
> open("/lib/tls/libc.so.6", O_RDONLY) = 3
> read(3,
> "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0\3\0\1\0\0\0`Z\1\000"..., 512)
> = 512
> fstat64(3, {st_mode=S_IFREG|0755, st_size=1254660, ...}) = 0
> old_mmap(NULL, 1264972, PROT_READ|PROT_EXEC, MAP_PRIVATE, 3, 0) = 0x4026a000
> old_mmap(0x40394000, 36864, PROT_READ|PROT_WRITE,
> MAP_PRIVATE|MAP_FIXED, 3, 0x129000) = 0x40394000
> old_mmap(0x4039d000, 7500, PROT_READ|PROT_WRITE,
> MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x4039d000
> close(3) = 0
> old_mmap(NULL, 4096, PROT_READ|PROT_WRITE,
> MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x4039f000
> set_thread_area({entry_number:-1 -> 6, base_addr:0x4039f080,
> limit:1048575, seg_32bit:1, contents:0, read_exec_only:0,
> limit_in_pages:1, seg_not_present:0, useable:1}) = 0
> munmap(0x40018000, 15413) = 0
> brk(0) = 0x806d000
> brk(0x808e000) = 0x808e000
> open("omega.conf", O_RDONLY) = -1 ENOENT (No such file
> or directory)
> stat64("omega.conf", 0xbfffebbc) = -1 ENOENT (No such file
> or directory)
> open("/etc/omega.conf", O_RDONLY) = 3
> fstat64(3, {st_mode=S_IFREG|0644, st_size=404, ...}) = 0
> mmap2(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS,
> -1, 0) = 0x40018000
> read(3, "# Directory_containing_Xapian_da"..., 8192) = 404
> read(3, "", 4096) = 0
> read(3, "", 8192) = 0
> close(3) = 0
> munmap(0x40018000, 4096) = 0
> stat64("/svr/xapian/stub/default", 0xbfffecb0) = -1 ENOTDIR (Not a directory)
> stat64("/svr/xapian/stub/default/record_DB", 0xbfffecb0) = -1
> ENOTDIR (Not a directory)
> stat64("/svr/xapian/stub/default/iamflint", 0xbfffecb0) = -1
> ENOTDIR (Not a directory)
>
>
> ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
>
> open("/var/lib/xapian-omega/templates/xml2", O_RDONLY) = 3
> fstat64(3, {st_mode=S_IFREG|0644, st_size=334, ...}) = 0
> read(3, "$httpheader{Content-Type,applica"..., 334) = 334
> close(3) = 0
> fstat64(1, {st_mode=S_IFCHR|0620, st_rdev=makedev(136, 0), ...}) = 0
> mmap2(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS,
> -1, 0) = 0x40018000
> write(1, "Content-Type: application/xml\n", 30Content-Type: application/xml
> ) = 30
> write(1, "\n", 1
> ) = 1
> write(1, "\n", 1
> ) = 1
> write(1, "<results Query=\"pda\" TopDoc=\"0\" "..., 54<results
> Query="pda" TopDoc="0" Matches="0" Last="0"
> ) = 54
> write(1, "ThisPage=\"1\" LastPage=\"0\" Time=\""..., 34ThisPage="1"
> LastPage="0" Time=""
> ) = 34
> write(1, ">\n", 2>
> ) = 2
> write(1, "\n", 1
> ) = 1
> write(1, "<hits>\n", 7<hits>
> ) = 7
> write(1, "\n", 1
> ) = 1
> write(1, "</hits>\n", 8</hits>
> ) = 8
> write(1, "</results>\n", 11</results>
> ) = 11
> munmap(0x40018000, 4096) = 0
> exit_group(0) = ?
> epsilon:/svr/xapian#
>
> --
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