contrib/server-side/load_repo_with_mergesensitive_copy.sh

   1 #!/bin/bash
   2
   3 #This script installs the 'pre-commit' hook on a
   4 #repository and loads the dump in a merge sensitive way.
   5 #Removes the pre-commit script after load is over.
   6
   7
   8
   9 create_sample_script_to_check_python_bindings ()
  10 {
  11 cat <<EOF >/tmp/check_python_bindings.py
  12 #!/usr/bin/env python
  13 from svn import fs, repos, core, client
  14 EOF
  15 }
  16 create_pre_commit_script ()
  17 {
  18 cat <<EOF >/tmp/pre-commit
  19 #!/usr/bin/env python
  20 import os
  21 import sys
  22 from svn import fs, repos, core, client
  23
  24 node_created_at = -1
  25 def get_node_creation_rev(repos_path, node_canon_path):
  26   def revnum_receiver(changed_paths, revision, author, date, message, pool):
  27       """ Function to receive log messages retrieved by client.log3(). """
  28       globals()['node_created_at'] = revision
  29
  30   # Open up the repository and transaction.
  31   client_ctx = client.svn_client_create_context()
  32   start = core.svn_opt_revision_t()
  33   end = core.svn_opt_revision_t()
  34   core.svn_opt_parse_revision(start, end, "1:HEAD")
  35   dir = "file://" + repos_path + node_canon_path
  36   client.log3((dir,), end, start, end, 1, False, True,
  37               revnum_receiver, client_ctx)
  38   return globals()['node_created_at']
  39
  40 def traverse_tree(tree, path, txn_root, repos_path, pool):
  41   if tree.copyfrom_path:
  42     existing_mergeinfo = fs.svn_fs_node_prop(txn_root, path,
  43                                              'svn:mergeinfo', pool)
  44     if existing_mergeinfo:
  45       if existing_mergeinfo.find(tree.copyfrom_path + ':') != -1:
  46         print sys.stderr.write(("Node %s has similar mergeinfo %s") %
  47                                 (path, existing_mergeinfo))
  48         sys.exit(1)
  49     src_created_at = get_node_creation_rev(repos_path, tree.copyfrom_path)
  50     new_mergeinfo = tree.copyfrom_path + ":" + str(src_created_at) + "-" \\
  51                     + str(tree.copyfrom_rev) + '\n'
  52     mergeinfo = ''
  53     if existing_mergeinfo:
  54       mergeinfo = existing_mergeinfo + new_mergeinfo
  55     else:
  56       mergeinfo = new_mergeinfo
  57     repos.svn_repos_fs_change_node_prop(txn_root, path, 'svn:mergeinfo',
  58                                         mergeinfo, pool)
  59   node = tree.child
  60   if not node:
  61     return
  62   full_path = path + '/' + node.name
  63   traverse_tree(node, full_path, txn_root, repos_path, pool)
  64   while node.sibling:
  65     node = node.sibling
  66     full_path = path + '/' + node.name
  67     traverse_tree(node, full_path, txn_root, repos_path, pool)
  68
  69 def main(pool, repos_path, txn_name):
  70   repo = repos.svn_repos_open(repos_path, pool)
  71   repo_fs = repos.svn_repos_fs(repo)
  72   txn_t = fs.open_txn(repo_fs, txn_name, pool)
  73
  74   txn_root = fs.txn_root(txn_t, pool)
  75   editor_and_baton = repos.svn_repos_node_editor(repo, repo_fs, txn_root,
  76                                                    pool, pool)
  77   editor = editor_and_baton[0]
  78   edit_baton = editor_and_baton[1]
  79   repos.svn_repos_replay2(txn_root, "", core.SWIG_SVN_INVALID_REVNUM, False,
  80                           editor, edit_baton, None, pool)
  81   tree = repos.svn_repos_node_from_baton(edit_baton)
  82   traverse_tree(tree, "", txn_root, repos_path, pool)
  83
  84
  85 if __name__ == "__main__":
  86   if len(sys.argv) < 3:
  87     sys.stderr.write("usage: %s <repository> <txn>\n" %
  88                      os.path.basename(sys.argv[0]))
  89     sys.exit(1)
  90   sys.exit(core.run_app(main, sys.argv[1], sys.argv[2]))
  91 EOF
  92 }
  93
  94 if test $# -lt 1
  95 then
  96   echo "Usage: " $0 " PATH_TO_REPOS [PATH_TO_DUMP_FILE]"
  97   exit 1
  98 fi
  99 which svnadmin 2>&1>/dev/null
 100 if test $? -ne 0
 101 then
 102   echo "Please install svnadmin"
 103   exit 1
 104 fi
 105
 106 create_sample_script_to_check_python_bindings
 107 chmod 755 /tmp/check_python_bindings.py
 108 /tmp/check_python_bindings.py 2>/dev/null
 109 if test $? -ne 0
 110 then
 111   echo "Please install python bindings"
 112   exit 1
 113 fi
 114 rm /tmp/check_python_bindings.py
 115
 116 rm -rf /tmp/pre-commit*
 117 create_pre_commit_script
 118 cd $1 2>/dev/null
 119 if test $? -ne 0
 120 then
 121   echo "$1 does not seem to be a repository."
 122   exit 1
 123 fi
 124 REPO_ABS_PATH=`pwd`
 125 cd -
 126 if test -f $REPO_ABS_PATH/hooks/pre-commit
 127 then
 128   cp $REPO_ABS_PATH/hooks/pre-commit /tmp/pre_commit.orig
 129 fi
 130 cp /tmp/pre-commit $REPO_ABS_PATH/hooks/pre-commit
 131 chmod 755 $REPO_ABS_PATH/hooks/pre-commit
 132
 133 if test -n "$2"
 134 then
 135   cat "$2"|svnadmin load $REPO_ABS_PATH --use-pre-commit-hook
 136 else
 137   svnadmin load $REPO_ABS_PATH --use-pre-commit-hook
 138 fi
 139
 140 if test -f /tmp/pre_commit.orig
 141 then
 142   cp /tmp/pre_commit.orig $REPO_ABS_PATH/hooks/pre-commit
 143 fi