sbin/sync/ldt_fablib/__init__.py
changeset 23 7df43b86c425
child 24 6b79d5424407
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/sbin/sync/ldt_fablib/__init__.py	Tue Dec 04 00:17:10 2012 +0100
@@ -0,0 +1,257 @@
+from fabric.api import run, local, env, cd, put, prefix, sudo, lcd
+from fabric.context_managers import settings
+from fabric.contrib.files import exists, upload_template
+from fabric.contrib.project import rsync_project
+from mercurial import commands, ui, hg, cmdutil
+import config
+import imp
+import os
+import os.path
+import re
+import shutil
+import urlparse
+
+
+
+__all__ = ["check_folder_access", "syncdb", "collectstatic", 
+    "export_version", "do_sync_web", "create_config", "clean_export_folder", "relaunch_server", 
+    "do_sync_ldt", "sync_install_build", "do_create_virtualenv", "clean_rsync_folder", "rsync_export"] 
+
+def get_export_path(version):
+    base_path = os.path.join(env.base_export_path,env.export_prefix).rstrip("/")
+    return os.path.expanduser(base_path) + "_%s" % (str(version))
+
+def clean_export_folder(path):
+    print("Removing %s" % path)
+    if os.path.isdir(path):
+        shutil.rmtree(path, ignore_errors=True)
+
+def do_export_version(path, **export_keys):
+    print("Export version %s : %s " % (path,repr(export_keys)))
+
+    for export_key, version in export_keys.items():
+        export_path = os.path.join(path,export_key)
+        
+        repo_url = env.repos[export_key]
+        url_part = urlparse.urlparse(repo_url)
+        if url_part.scheme or url_part.netloc:
+            # this is a remote repo. Let's clone first
+            clone_path = os.path.join(path,'clone',export_keys)
+            os.makedirs(clone_path)
+            local("hg clone \"%s\" \"%s\"" % (repo_url,clone_path))
+        else:
+            clone_path = repo_url
+        
+        with lcd(clone_path):
+            local("hg archive -r \'%s\' \"%s\"" % (str(version),export_path))
+    
+    print("Export version %s done"%repr(export_keys))
+
+    
+def get_remote_env(remotepath, remotevirtualenvpath, platform_web_module, settings_key):
+    activate_path = os.path.join(remotevirtualenvpath, "bin/activate")
+    with prefix("source \"%s\"" % activate_path), prefix("export PYTHONPATH=\"%s\"" % remotepath), cd(remotepath):
+        tempfilepath = run("mktemp -t ldtplatform.XXXXXX")
+        with settings(warn_only=True):
+            run("echo \"import os\" > %s" % (tempfilepath))
+            map(lambda str_echo: run("echo \"%s\" >> %s" % (str_echo, tempfilepath)),
+                ["os.environ.setdefault('DJANGO_SETTINGS_MODULE', '%s.settings')" % (platform_web_module),
+                 "from django.conf import settings",
+                 "print settings.%s" % (settings_key)])
+            res = run("python < %s" % (tempfilepath))
+        run("rm -f \"%s\"" % (tempfilepath))
+    return res
+    
+    
+    
+def rsync_export(path, remotepath, filters):
+    print("Rsync %s to %s",(path,remotepath))
+    
+    filter_option_str = "--progress --stats"
+    if filters:
+        filter_option_str += " " + " ".join(["--filter \"%s\"" % (f) for f in filters])
+    
+    run("mkdir -p \"%s\"" % remotepath)
+    rsync_project(remotepath, local_dir=path, extra_opts=filter_option_str, delete=True)
+    print("Rsync %s to %s done",(path,remotepath))
+    
+def clean_rsync_folder(remotepath):
+    print("clean rsync folder %s" % remotepath)
+    run("rm -fr \"%s\"" % remotepath)
+    
+def build_src(path):
+    print("Build source dist at %s" % path)
+    f = None
+    try:
+        f, pathname, description = imp.find_module("setup", [path])
+        print(" 2 Build source dist at %s" % path)
+        setup_mod = imp.load_module("setup", f, pathname, description)
+        print(" 3 Build source dist at %s" % path)
+    finally:
+        if f:
+            f.close()
+        
+    setup_mod.launch_setup("setup.py", ['sdist'])
+    
+    print("Build source dist at %s done" % path)
+    
+
+def get_src_version(mod_name, path):
+    print("get src version for %s at %s" % (mod_name,path))
+    f = None
+    try:
+        f, pathname, description = imp.find_module(mod_name, [path])
+        ldt_mod = imp.load_module(mod_name, f, pathname, description)
+    finally:
+        if f:
+            f.close()
+    version = ldt_mod.VERSION
+    version_str = ldt_mod.get_version()
+    
+    return (version, version_str) 
+    
+
+def sync_build(path):
+    print("Sync build %s" % path)
+    with cd(env.remote_path['ldt_base']):
+        filename = os.path.basename(path)
+        res_trans = put(path, os.path.join(env.remote_path['ldt_base'], filename))
+        print("Sync build %s to %s" % (path,repr(res_trans)))
+        return res_trans
+
+def remove_build(path):
+    print("remove build build %s" % path)
+    run("rm \"%s\"" % path)
+        
+
+def install_build(remotepath, remotevirtualenvpath, module_to_uninstall= None):
+    print("Install build %s in %s" % (remotepath, remotevirtualenvpath))
+    activate_path = os.path.join(remotevirtualenvpath, "bin/activate")
+    
+    with prefix("source %s" % activate_path):
+        if module_to_uninstall:
+            with settings(warn_only=True):
+                run("pip uninstall -y %s" % module_to_uninstall)
+        run("pip install \"%s\"" % remotepath)
+
+def collectstatic(remotepath, remotevirtualenvpath, platform_web_module):
+    print("Collect static in %s with %s" % (remotepath, remotevirtualenvpath))
+    remotestaticsitepath = get_remote_env(remotepath, remotevirtualenvpath, platform_web_module, "STATIC_ROOT")
+    activate_path = os.path.join(remotevirtualenvpath, "bin/activate")
+    with prefix("source \"%s\"" % activate_path), prefix("export PYTHONPATH=\"%s\"" % remotepath), cd(remotepath):
+        #remocve old files optio -c of collect static fail !
+        run("rm -fr \"%s\"" % (remotestaticsitepath))
+        run("python manage.py collectstatic --noinput")
+
+def syncdb(remotepath, remotevirtualenvpath):
+    activate_path = os.path.join(remotevirtualenvpath, "bin/activate")
+    with prefix("source \"%s\"" % activate_path), prefix("export PYTHONPATH=\"%s\"" % remotepath), cd(remotepath):
+        run("python manage.py syncdb --migrate --noinput")
+        
+def create_config(export_path):    
+    print("Create config from %s" % (export_path,))
+    remotepath = env.remote_path['src']
+    remote_config_path = os.path.join(remotepath, env.platform_web_module, "config.py")
+    template_path = os.path.join(export_path, "src", env.platform_web_module, "config.py.tmpl")
+    
+    context = {
+        'base_dir': os.path.join(remotepath, env.platform_web_module).rstrip("/")+"/",
+        'asctime': '%(asctime)s',
+        'levelname': '%(levelname)s',
+        'message': '%(message)s',
+        'module': '%(module)s',
+    }
+    context.update(env.config['web'])
+    
+    if not exists(remote_config_path, verbose=True):
+        upload_template(template_path, remote_config_path, context=context)
+
+def export_version(**kwargs):
+    print("export version %s" % (repr(kwargs)))
+    
+    export_path = kwargs.get('path', None)
+    
+    if not export_path:    
+        export_path = get_export_path("_".join(["%s_%s" % (k,v) for k,v in kwargs.items()]))
+    
+    clean_export_folder(export_path)
+    
+    do_export_version(export_path,**kwargs)
+    
+    return export_path
+
+def do_create_virtualenv(remote_venv_export_path, remotevirtualenvpath):
+    print("Create virtualenv export_path : %s - remote venvpath : %s" % (remote_venv_export_path, remotevirtualenvpath))
+    activate_path = os.path.join(remotevirtualenvpath, "bin/activate")
+    if "remote_baseline_venv" in env and env.remote_baseline_venv:
+        prefix_str = "source \"%s\"" % os.path.join(env.remote_baseline_venv, "bin/activate")
+    else:
+        prefix_str = "echo"
+    with settings(warn_only=True):
+        run("rm -fr \"%s\"" % remotevirtualenvpath)
+    run("mkdir -p \"%s\"" % remotevirtualenvpath)
+    with prefix(prefix_str), cd(os.path.join(remote_venv_export_path,"virtualenv","web")):
+        run("python create_python_env.py")
+        run("python project-boot.py \"%s\"" % remotevirtualenvpath)
+    with prefix("source \"%s\"" % activate_path):
+        run("pip install -r \"%s\"" % os.path.join(remote_venv_export_path,"virtualenv","web","res","srvr_requirements.txt"))
+
+def do_sync_comp(key, export_path):
+    print("do_sync_comp with  path %s" % (export_path))
+    
+    src_path = os.path.join(export_path,"src")
+    # find setup.py
+    for root, _, files in os.walk(src_path):
+        if "setup.py" in files:
+            src_path = root
+    
+    build_src(src_path)
+    (_,version_str) = get_src_version(key, src_path)
+    build_path = os.path.join(src_path,"dist","%s-%s.tar.gz" % (key,version_str))
+    sync_install_build(build_path, key)
+        
+
+def sync_install_build(build_path, module_to_uninstall=None):
+    res_trans = None
+    try:
+        res_trans = sync_build(build_path)
+        install_build(res_trans[0], env.remote_path['virtualenv'], module_to_uninstall)        
+    finally:
+        if res_trans:
+            remove_build(res_trans[0])
+
+
+def do_sync_web(version, export_path):
+    print("do_sync_web with version %s and path %s" % (version,export_path))
+    #sync web
+    web_path = os.path.join(export_path,"web/") 
+    rsync_export(web_path, env.remote_path['web'], env.rsync_filters['web'])
+    #sync src
+    src_path = os.path.join(export_path,"src/") 
+    rsync_export(src_path, env.remote_path['src'], env.rsync_filters['src'])
+        
+    
+def check_folder_access():
+    print("Check folder access")
+    # get remote user
+    for folder_path in env.folders:
+        if not os.path.isabs(folder_path):
+            folder_path = env.remote_path['web'].rstrip("/")+ "/" + folder_path
+            with settings(warn_only=True):
+                if not exists(folder_path):
+                    run("mkdir -p \"%s\"" % folder_path)
+                run("chown -R -c :%s \"%s\"" % (env.web_group, folder_path))
+                run("chmod -R -c g+w \"%s\"" % folder_path)
+
+def get_comp_versions_dict(export_path_web):
+    comp_versions = {}
+    with open(os.path.join(export_path_web, 'src', 'requirement.txt')) as f:
+        for line in f:
+            m = re.match('^(\w+)\s+\(\s*\=\=\s*([\.\d\w]+)\s*\)', line)
+            if m:
+                key, version_req = m.groups()
+                if "." in version_req:
+                    version_req = "V" + ".".join(["%02d" % (int(s)) if s.isdigit() else s for s in version_req.split(".")])
+                comp_versions[key] = version_req
+    
+    return comp_versions