diff options
Diffstat (limited to 'resources/libraries/python')
| -rw-r--r-- | resources/libraries/python/IPsecUtil.py | 130 | ||||
| -rw-r--r-- | resources/libraries/python/VatExecutor.py | 138 |
2 files changed, 94 insertions, 174 deletions
diff --git a/resources/libraries/python/IPsecUtil.py b/resources/libraries/python/IPsecUtil.py index 61ad001b0f..85ffe3a503 100644 --- a/resources/libraries/python/IPsecUtil.py +++ b/resources/libraries/python/IPsecUtil.py @@ -288,7 +288,7 @@ class IPsecUtil(object): :type tunnel_src: str :type tunnel_dst: str """ - tmp_filename = '/tmp/ipsec_sad_{}_add_del_entry.vat'.format(sad_id) + tmp_filename = '/tmp/ipsec_sad_{0}_add_del_entry.script'.format(sad_id) ckey = crypto_key.encode('hex') ikey = integ_key.encode('hex') tunnel = 'tunnel_src {0} tunnel_dst {1}'.format(tunnel_src, tunnel_dst)\ @@ -305,7 +305,8 @@ class IPsecUtil(object): tunnel) tmp_file.write(buf_str) vat = VatExecutor() - vat.scp_and_execute_script(tmp_filename, node, 300) + vat.execute_script(tmp_filename, node, timeout=300, json_out=False, + copy_on_execute=True) os.remove(tmp_filename) @staticmethod @@ -467,7 +468,8 @@ class IPsecUtil(object): :type raddr_ip: string :type raddr_range: int """ - tmp_filename = '/tmp/ipsec_spd_{}_add_del_entry.vat'.format(sa_id) + tmp_filename = '/tmp/ipsec_spd_{0}_add_del_entry.script'.format(sa_id) + direction = 'inbound' if inbound else 'outbound' addr_incr = 1 << (32 - raddr_range) addr_ip = int(ip_address(unicode(raddr_ip))) @@ -481,7 +483,8 @@ class IPsecUtil(object): start_str, sa_id+i, r_ip_s, r_ip_e) tmp_file.write(buf_str) vat = VatExecutor() - vat.scp_and_execute_script(tmp_filename, node, 300) + vat.execute_script(tmp_filename, node, timeout=300, json_out=False, + copy_on_execute=True) os.remove(tmp_filename) @staticmethod @@ -524,7 +527,6 @@ class IPsecUtil(object): :type raddr_ip2: string :type raddr_range: int """ - spi_1 = 10000 spi_2 = 20000 @@ -538,57 +540,83 @@ class IPsecUtil(object): ckey = crypto_key.encode('hex') ikey = integ_key.encode('hex') + vat = VatExecutor() with open(tmp_fn1, 'w') as tmp_f1, open(tmp_fn2, 'w') as tmp_f2: for i in range(0, n_tunnels): - if_s = 'ipsec{}'.format(i) - dut1_tunnel_s = 'create ipsec tunnel local-ip {0} local-spi ' \ - '{1} remote-ip {2} remote-spi {3}\n'.format( - if1_ip_addr, spi_1+i, if2_ip_addr, spi_2+i) - tmp_f1.write(dut1_tunnel_s) - dut2_tunnel_s = 'create ipsec tunnel local-ip {0} local-spi ' \ - '{1} remote-ip {2} remote-spi {3}\n'.format( - if2_ip_addr, spi_2+i, if1_ip_addr, spi_1+i) - tmp_f2.write(dut2_tunnel_s) - loc_c_key = 'set interface ipsec key {0} local crypto {1} ' \ - '{2}\n'.format(if_s, crypto_alg.alg_name, ckey) - tmp_f1.write(loc_c_key) - tmp_f2.write(loc_c_key) - rem_c_key = 'set interface ipsec key {0} remote crypto {1} ' \ - '{2}\n'.format(if_s, crypto_alg.alg_name, ckey) - tmp_f1.write(rem_c_key) - tmp_f2.write(rem_c_key) + integ = '' if crypto_alg.alg_name != 'aes-gcm-128': - loc_i_key = 'set interface ipsec key {0} local integ {1} ' \ - '{2}\n'.format(if_s, integ_alg.alg_name, ikey) - tmp_f1.write(loc_i_key) - tmp_f2.write(loc_i_key) - rem_i_key = 'set interface ipsec key {0} remote integ {1}' \ - ' {2}\n'.format(if_s, integ_alg.alg_name, ikey) - tmp_f1.write(rem_i_key) - tmp_f2.write(rem_i_key) - raddr_ip1_s = ip_address(raddr_ip1_i + addr_incr*i) - raddr_ip2_s = ip_address(raddr_ip2_i + addr_incr*i) - dut1_rte_s = 'ip route add {0}/{1} via {2} {3}\n'.format( - raddr_ip2_s, raddr_range, if2_ip_addr, if_s) - tmp_f1.write(dut1_rte_s) - dut2_rte_s = 'ip route add {0}/{1} via {2} {3}\n'.format( - raddr_ip1_s, raddr_range, if1_ip_addr, if_s) - tmp_f2.write(dut2_rte_s) + integ = 'integ_alg {integ_alg} '\ + 'local_integ_key {local_integ_key} '\ + 'remote_integ_key {remote_integ_key} '\ + .format(integ_alg=integ_alg.alg_name, + local_integ_key=ikey, + remote_integ_key=ikey) + dut1_tunnel = 'ipsec_tunnel_if_add_del '\ + 'local_spi {local_spi} '\ + 'remote_spi {remote_spi} '\ + 'crypto_alg {crypto_alg} '\ + 'local_crypto_key {local_crypto_key} '\ + 'remote_crypto_key {remote_crypto_key} '\ + '{integ} '\ + 'local_ip {local_ip} '\ + 'remote_ip {remote_ip}\n'\ + .format(local_spi=spi_1+i, + remote_spi=spi_2+i, + crypto_alg=crypto_alg.alg_name, + local_crypto_key=ckey, + remote_crypto_key=ckey, + integ=integ, + local_ip=if1_ip_addr, + remote_ip=if2_ip_addr) + dut2_tunnel = 'ipsec_tunnel_if_add_del '\ + 'local_spi {local_spi} '\ + 'remote_spi {remote_spi} '\ + 'crypto_alg {crypto_alg} '\ + 'local_crypto_key {local_crypto_key} '\ + 'remote_crypto_key {remote_crypto_key} '\ + '{integ} '\ + 'local_ip {local_ip} '\ + 'remote_ip {remote_ip}\n'\ + .format(local_spi=spi_2+i, + remote_spi=spi_1+i, + crypto_alg=crypto_alg.alg_name, + local_crypto_key=ckey, + remote_crypto_key=ckey, + integ=integ, + local_ip=if2_ip_addr, + remote_ip=if1_ip_addr) + tmp_f1.write(dut1_tunnel) + tmp_f2.write(dut2_tunnel) + vat.execute_script(tmp_fn1, node1, timeout=300, json_out=False, + copy_on_execute=True) + vat.execute_script(tmp_fn2, node2, timeout=300, json_out=False, + copy_on_execute=True) + os.remove(tmp_fn1) + os.remove(tmp_fn2) + + with open(tmp_fn1, 'w') as tmp_f1, open(tmp_fn2, 'w') as tmp_f2: + for i in range(0, n_tunnels): + raddr_ip1 = ip_address(raddr_ip1_i + addr_incr*i) + raddr_ip2 = ip_address(raddr_ip2_i + addr_incr*i) dut1_if = Topology.get_interface_name(node1, if1_key) - dut1_unnum_s = 'set interface unnumbered {0} use {1}\n'.format( - if_s, dut1_if) - tmp_f1.write(dut1_unnum_s) + dut1 = 'ip_add_del_route {raddr}/{mask} via {addr} ipsec{i}\n'\ + 'exec set interface unnumbered ipsec{i} use {uifc}\n'\ + 'sw_interface_set_flags ipsec{i} admin-up\n'\ + .format(raddr=raddr_ip2, mask=raddr_range, + addr=if2_ip_addr, i=i, uifc=dut1_if) dut2_if = Topology.get_interface_name(node2, if2_key) - dut2_unnum_s = 'set interface unnumbered {0} use {1}\n'.format( - if_s, dut2_if) - tmp_f2.write(dut2_unnum_s) - up_s = 'set int state {0} up\n'.format(if_s) - tmp_f1.write(up_s) - tmp_f2.write(up_s) - - vat = VatExecutor() - vat.scp_and_execute_cli_script(tmp_fn1, node1, 300) - vat.scp_and_execute_cli_script(tmp_fn2, node2, 300) + dut2 = 'ip_add_del_route {raddr}/{mask} via {addr} ipsec{i}\n'\ + 'exec set interface unnumbered ipsec{i} use {uifc}\n'\ + 'sw_interface_set_flags ipsec{i} admin-up\n'\ + .format(raddr=raddr_ip1, mask=raddr_range, + addr=if1_ip_addr, i=i, uifc=dut2_if) + tmp_f1.write(dut1) + tmp_f2.write(dut2) + + vat.execute_script(tmp_fn1, node1, timeout=300, json_out=False, + copy_on_execute=True) + vat.execute_script(tmp_fn2, node2, timeout=300, json_out=False, + copy_on_execute=True) os.remove(tmp_fn1) os.remove(tmp_fn2) diff --git a/resources/libraries/python/VatExecutor.py b/resources/libraries/python/VatExecutor.py index f29e278e67..7d03fcd4a6 100644 --- a/resources/libraries/python/VatExecutor.py +++ b/resources/libraries/python/VatExecutor.py @@ -72,18 +72,24 @@ class VatExecutor(object): self._ret_code = None self._script_name = None - def execute_script(self, vat_name, node, timeout=120, json_out=True): - """Execute local_path script on node, and store result. + def execute_script(self, vat_name, node, timeout=120, json_out=True, + copy_on_execute=False): + """Execute VAT script on remote node, and store the result. There is an + option to copy script from local host to remote host before execution. + Path is defined automatically. :param vat_name: Name of the vat script file. Only the file name of the script is required, the resources path is prepended automatically. :param node: Node to execute the VAT script on. :param timeout: Seconds to allow the script to run. :param json_out: Require JSON output. + :param copy_on_execute: If true, copy the file from local host to remote + before executing. :type vat_name: str :type node: dict :type timeout: int :type json_out: bool + :type copy_on_execute: bool :raises RuntimeError: If VAT script execution failed. """ ssh = SSH() @@ -94,9 +100,13 @@ class VatExecutor(object): "command(s) from vat script {name}" .format(name=vat_name)) - remote_file_path = '{0}/{1}/{2}'.format(Constants.REMOTE_FW_DIR, - Constants.RESOURCES_TPL_VAT, - vat_name) + if copy_on_execute: + ssh.scp(vat_name, vat_name) + remote_file_path = vat_name + else: + remote_file_path = '{0}/{1}/{2}'.format(Constants.REMOTE_FW_DIR, + Constants.RESOURCES_TPL_VAT, + vat_name) cmd = "{vat_bin} {json} in {vat_path} script".format( vat_bin=Constants.VAT_BIN_NAME, @@ -117,109 +127,6 @@ class VatExecutor(object): self._stderr = stderr self._script_name = vat_name - def scp_and_execute_script(self, vat_name, node, timeout=120, - json_out=True): - """Copy vat_name script to node, execute it and return result. - Store the content of vat script in VAT history. - - :param vat_name: Name of the vat script file. - Full path and name of the script is required. - :param node: Node to execute the VAT script on. - :param timeout: Seconds to allow the script to run. - :param json_out: Require JSON output. - :type vat_name: str - :type node: dict - :type timeout: int - :type json_out: bool - :raises RuntimeError: If VAT script execution failed. - """ - ssh = SSH() - try: - ssh.connect(node) - except: - raise SSHException("Cannot open SSH connection to execute VAT " - "command(s) from vat script {name}" - .format(name=vat_name)) - - ssh.scp(vat_name, vat_name) - - cmd = "{vat_bin} {json} in {vat_path} script".format( - vat_bin=Constants.VAT_BIN_NAME, - json="json" if json_out is True else "", - vat_path=vat_name) - - with open(vat_name, 'r') as tmp_f: - VatHistory.add_to_vat_history(node, tmp_f.read()) - - try: - ret_code, stdout, stderr = ssh.exec_command_sudo(cmd=cmd, - timeout=timeout) - except SSHTimeout: - logger.error("VAT script execution timeout: {cmd}".format(cmd=cmd)) - raise - except: - raise RuntimeError("VAT script execution failed: {cmd}" - .format(cmd=cmd)) - - self._ret_code = ret_code - self._stdout = stdout - self._stderr = stderr - self._script_name = vat_name - - self._delete_files(node, vat_name) - - def scp_and_execute_cli_script(self, vat_name, node, timeout=120, - json_out=True): - """Copy vat_name script to node, execute it and return result. - Store the content of vat script in VAT history. - - :param vat_name: Name of the VPP script file. - Full path and name of the script is required. - :param node: Node to execute the VPP script on. - :param timeout: Seconds to allow the script to run. - :param json_out: Require JSON output. - :type vat_name: str - :type node: dict - :type timeout: int - :type json_out: bool - :raises RuntimeError: If CLI script execution failed. - """ - ssh = SSH() - try: - ssh.connect(node) - except: - raise SSHException("Cannot open SSH connection to execute VAT " - "command(s) from vat script {name}" - .format(name=vat_name)) - - ssh.scp(vat_name, vat_name) - - cmd = "{vat_bin} {json}".format(vat_bin=Constants.VAT_BIN_NAME, - json="json" if json_out is True else "") - cmd_input = "exec exec {vat_path}".format(vat_path=vat_name) - - VatHistory.add_to_vat_history(node, cmd_input) - with open(vat_name, 'r') as tmp_f: - VatHistory.add_to_vat_history(node, tmp_f.read()) - - try: - ret_code, stdout, stderr = ssh.exec_command_sudo(cmd, cmd_input, - timeout) - except SSHTimeout: - logger.error("CLI script execution timeout: {0}{1}". - format(cmd, "<<< " + cmd_input if cmd_input else "")) - raise - except: - raise RuntimeError("CLI script execution failed: {0}{1}".format( - cmd, "<<< " + cmd_input if cmd_input else "")) - - self._ret_code = ret_code - self._stdout = stdout - self._stderr = stderr - self._script_name = cmd_input - - self._delete_files(node, vat_name) - def execute_script_json_out(self, vat_name, node, timeout=120): """Pass all arguments to 'execute_script' method, then cleanup returned json output. @@ -235,21 +142,6 @@ class VatExecutor(object): self.execute_script(vat_name, node, timeout, json_out=True) self._stdout = cleanup_vat_json_output(self._stdout, vat_name=vat_name) - @staticmethod - def _delete_files(node, *files): - """Use SSH to delete the specified files on node. - - :param node: Node in topology. - :param files: Files to delete. - :type node: dict - :type files: iterable - """ - - ssh = SSH() - ssh.connect(node) - files = " ".join([str(x) for x in files]) - ssh.exec_command("rm {files}".format(files=files)) - def script_should_have_failed(self): """Read return code from last executed script and raise exception if the script didn't fail.""" |