github.com/rohankumardubey/proxyfs@v0.0.0-20210108201508-653efa9ab00e/saio/bin/start_and_mount_pfs (about)

     1  #!/bin/bash
     2  
     3  # A simple script to start the services and mount the sample mount point
     4  # The PATH, etc should already be setup by systemctl environment
     5  
     6  function await_proxyfsd_startup {
     7      /usr/bin/systemctl -q is-active proxyfsd
     8      if [ $? -ne 0 ]; then
     9          echo "ProxyFS failed to start. Exiting..."
    10          exit 1
    11      fi
    12      while true; do
    13          curl http://127.0.0.1:15346/ 2>/dev/null >/dev/null
    14          if [ $? -eq 0 ]; then
    15              break
    16          fi
    17          echo "Waiting for ProxyFS to be started..."
    18          sleep 1
    19      done
    20  }
    21  
    22  function await_pfsagentd_startup {
    23      /usr/bin/systemctl -q is-active pfsagentd
    24      if [ $? -ne 0 ]; then
    25          echo "PFSAgent failed to start. Exiting..."
    26          exit 1
    27      fi
    28      while true; do
    29          curl http://127.0.0.1:9090/version 2>/dev/null >/dev/null
    30          if [ $? -eq 0 ]; then
    31              # Service is active and curl to the HTTP server succeeded.
    32              # We're go to go.
    33              break
    34          fi
    35          echo "Waiting for PFSAgent to be started..."
    36          sleep 1
    37      done
    38  }
    39  
    40  function await_swift_startup {
    41      while true
    42      do
    43          curl http://127.0.0.1:8090/info 2>/dev/null >/dev/null
    44          if [ $? -eq 0 ]
    45          then
    46              break
    47          fi
    48          echo "Waiting for Swift to be started..."
    49          sleep 1
    50      done
    51  }
    52  
    53  function format_volume_if_necessary {
    54      sudo /vagrant/bin/mkproxyfs -I $1 /vagrant/src/github.com/swiftstack/ProxyFS/saio/proxyfs.conf SwiftClient.RetryLimit=1
    55      if [ $? -ne 0 ]
    56      then
    57          echo "Could not pre-format $1"
    58          exit 1
    59      fi
    60  }
    61  
    62  function containsElement () {
    63    local e match="$1"
    64    shift
    65    for e; do [[ "$e" == "$match" ]] && return 0; done
    66    return 1
    67  }
    68  
    69  help() {
    70    echo "Usage: $0 [mount type]"
    71    echo "Mount type options:"
    72    echo "    all: NFS v3 and SMB v3.0 (default option)"
    73    echo "    keepmounts: don't umount/mount any mountpoints"
    74    echo "    nfs: NFS v3"
    75    echo "    smb: SMB v3.0"
    76    echo "    smb1: SMB v1.0"
    77    echo "    smb2: SMB v2.1"
    78    echo "    smb3: SMB v3.0"
    79    echo "    pfsa: PFSAgent"
    80  }
    81  
    82  MOUNT_OPTIONS=()
    83  if [ $# -gt 0 ]; then
    84    while [[ $# -gt 0 ]]; do
    85      key="$1"
    86      case $key in
    87        -h|--help)
    88          help
    89          exit 0
    90          ;;
    91        all|keepmounts|smb|smb1|smb2|smb3|nfs|pfsa)
    92          if containsElement "$key" "${MOUNT_OPTIONS[@]}"; then
    93            echo "Error: duplicated option '${key}'."
    94            echo
    95            help
    96            exit 1
    97          fi
    98          MOUNT_OPTIONS+=("$1")
    99          shift
   100          ;;
   101        *)
   102          echo "Invalid argument '$key'."
   103          echo
   104          help
   105          exit 1
   106      esac
   107    done
   108  
   109    # Now that we allow more than one mount option to be passed, we have to check
   110    # for incompatible options.
   111    if [ ${#MOUNT_OPTIONS[@]} -gt 1 ] && containsElement "all" "${MOUNT_OPTIONS[@]}"; then
   112      echo "Error: no other options are allowed while using 'all'."
   113      echo
   114      help
   115      exit 1
   116    fi
   117  
   118    if [ ${#MOUNT_OPTIONS[@]} -gt 1 ] && containsElement "keepmounts" "${MOUNT_OPTIONS[@]}"; then
   119      echo "Error: no other options are allowed while using 'keepmounts'."
   120      echo
   121      help
   122      exit 1
   123    fi
   124  
   125    # I know the next 4 'if' clauses are gross, but I don't have the patience to
   126    # find out the proper way to do it in bash.
   127    if [ ${#MOUNT_OPTIONS[@]} -gt 1 ] && containsElement "smb" "${MOUNT_OPTIONS[@]}"; then
   128      if containsElement "smb1" "${MOUNT_OPTIONS[@]}" || containsElement "smb2" "${MOUNT_OPTIONS[@]}" || containsElement "smb3" "${MOUNT_OPTIONS[@]}"; then
   129        echo "Error: only one SMB option can be specified at a time."
   130        echo
   131        help
   132        exit 1
   133      fi
   134    fi
   135  
   136    if [ ${#MOUNT_OPTIONS[@]} -gt 1 ] && containsElement "smb1" "${MOUNT_OPTIONS[@]}"; then
   137      if containsElement "smb" "${MOUNT_OPTIONS[@]}" || containsElement "smb2" "${MOUNT_OPTIONS[@]}" || containsElement "smb3" "${MOUNT_OPTIONS[@]}"; then
   138        echo "Error: only one SMB option can be specified at a time."
   139        echo
   140        help
   141        exit 1
   142      fi
   143    fi
   144  
   145    if [ ${#MOUNT_OPTIONS[@]} -gt 1 ] && containsElement "smb2" "${MOUNT_OPTIONS[@]}"; then
   146      if containsElement "smb1" "${MOUNT_OPTIONS[@]}" || containsElement "smb" "${MOUNT_OPTIONS[@]}" || containsElement "smb3" "${MOUNT_OPTIONS[@]}"; then
   147        echo "Error: only one SMB option can be specified at a time."
   148        echo
   149        help
   150        exit 1
   151      fi
   152    fi
   153  
   154    if [ ${#MOUNT_OPTIONS[@]} -gt 1 ] && containsElement "smb3" "${MOUNT_OPTIONS[@]}"; then
   155      if containsElement "smb1" "${MOUNT_OPTIONS[@]}" || containsElement "smb2" "${MOUNT_OPTIONS[@]}" || containsElement "smb" "${MOUNT_OPTIONS[@]}"; then
   156        echo "Error: only one SMB option can be specified at a time."
   157        echo
   158        help
   159        exit 1
   160      fi
   161    fi
   162  else
   163      MOUNT_OPTIONS+=("all")
   164  fi
   165  
   166  if containsElement "all" "${MOUNT_OPTIONS[@]}"; then
   167      NFS_VERS=3
   168      SMB_VERS=3.0
   169  else
   170    if containsElement "nfs" "${MOUNT_OPTIONS[@]}"; then
   171      NFS_VERS=3
   172    fi
   173  
   174    if containsElement "smb1" "${MOUNT_OPTIONS[@]}"; then
   175      SMB_VERS=1.0
   176    elif containsElement "smb2" "${MOUNT_OPTIONS[@]}"; then
   177      SMB_VERS=2.1
   178    elif containsElement "smb" "${MOUNT_OPTIONS[@]}" || containsElement "smb3" "${MOUNT_OPTIONS[@]}"; then
   179      SMB_VERS=3.0
   180    fi
   181  fi
   182  
   183  MOUNT_POINT_NFS=127.0.0.1:/CommonMountPoint
   184  SHARE_NFS=/mnt/nfs_proxyfs_mount/
   185  
   186  MOUNT_POINT_SMB=//127.0.0.1/proxyfs
   187  SHARE_SMB=/mnt/smb_proxyfs_mount/
   188  
   189  UID_SMB=`id -u`
   190  GID_SMB=`id -g`
   191  
   192  sudo mount -a
   193  
   194  # "keepmounts" means "keep everything as it was", but PFSAgent works differently,
   195  # so just preserving the mount points is not enough. What we'll do is check if
   196  # it's running before trying to stop it, and if it is, save it as a "MOUNT_OPTION"
   197  if [ -f /usr/bin/systemctl ] && containsElement "keepmounts" "${MOUNT_OPTIONS[@]}"; then
   198      /usr/bin/systemctl is-active --quiet pfsagentd && MOUNT_OPTIONS+=("pfsa")
   199  fi
   200  
   201  if containsElement "keepmounts" "${MOUNT_OPTIONS[@]}"; then
   202      echo "Shutting down services..."
   203      /vagrant/src/github.com/swiftstack/ProxyFS/saio/bin/unmount_and_stop_pfs keepmounts
   204  else
   205      echo "Shutting down services and mount points..."
   206      /vagrant/src/github.com/swiftstack/ProxyFS/saio/bin/unmount_and_stop_pfs
   207  fi
   208  echo
   209  
   210  echo "Bringing up services..."
   211  if [ -f /usr/bin/systemctl ]; then
   212      # Centos
   213      MOUNT=/usr/bin/mount
   214      sudo /usr/bin/systemctl start memcached
   215      sudo /usr/bin/swift-init main start
   216      await_swift_startup
   217      format_volume_if_necessary CommonVolume
   218      sudo /usr/bin/systemctl start proxyfsd
   219      await_proxyfsd_startup
   220      echo "ProxyFS successfully started"
   221      sudo /usr/bin/systemctl start smb
   222      sudo /usr/bin/systemctl start rpcbind
   223      sudo /usr/bin/systemctl start nfs-server
   224      sudo /usr/bin/systemctl start nfs-lock
   225      sudo /usr/bin/systemctl start nfs-idmap
   226      if containsElement "all" "${MOUNT_OPTIONS[@]}" || containsElement "pfsa" "${MOUNT_OPTIONS[@]}"; then
   227        echo "Starting PFSAgent..."
   228        sudo /usr/bin/systemctl start pfsagentd
   229        await_pfsagentd_startup
   230      fi
   231  else
   232      # Ubuntu (not tested!)
   233      MOUNT=/bin/mount
   234      sudo /usr/sbin/service memcached start
   235      sudo /usr/bin/swift-init main start
   236      await_swift_startup
   237      format_volume_if_necessary CommonVolume
   238      sudo /usr/sbin/service proxyfsd start
   239      await_proxyfsd_startup
   240      echo "ProxyFS successfully started"
   241      sudo /usr/sbin/service smbd start
   242      sudo /usr/sbin/service rpcbind start
   243      sudo /usr/sbin/service nfs-server start
   244      sudo /usr/sbin/service nfs-lock start
   245      sudo /usr/sbin/service nfs-idmap start
   246      # Here we should start pfsagentd (if 'all' or 'pfsa' are present in
   247      # $MOUNT_OPTIONS), but we don't support Ubuntu
   248  fi
   249  echo
   250  
   251  if containsElement "all" "${MOUNT_OPTIONS[@]}" || containsElement "nfs" "${MOUNT_OPTIONS[@]}"; then
   252      mountpoint -q $SHARE_NFS
   253      if [ $? -ne 0 ]; then
   254          for i in $(seq 5); do
   255              sleep 5
   256              sudo $MOUNT -t nfs -o vers=$NFS_VERS $MOUNT_POINT_NFS $SHARE_NFS && break
   257              echo "Mount of $SHARE_NFS failed.  Retrying..."
   258          done
   259      fi
   260  
   261      mountpoint -q $SHARE_NFS
   262      if [ $? -ne 0 ]; then
   263          echo "ERROR:  Could not mount $SHARE_NFS."
   264          exit 1
   265      else
   266          echo "$SHARE_NFS successfully mounted"
   267      fi
   268  fi
   269  
   270  if containsElement "all" "${MOUNT_OPTIONS[@]}" || containsElement "smb" "${MOUNT_OPTIONS[@]}" || containsElement "smb1" "${MOUNT_OPTIONS[@]}" || containsElement "smb2" "${MOUNT_OPTIONS[@]}" || containsElement "smb3" "${MOUNT_OPTIONS[@]}"; then
   271      mountpoint -q $SHARE_SMB
   272      if [ $? -ne 0 ]; then
   273          for i in $(seq 5); do
   274              sleep 5
   275              sudo $MOUNT -t cifs -o user=swift,password=swift,uid=$UID_SMB,gid=$GID_SMB,vers=$SMB_VERS,iocharset=utf8,actimeo=0 $MOUNT_POINT_SMB $SHARE_SMB && break
   276              echo "Mount of $SHARE_SMB failed.  Retrying..."
   277          done
   278      fi
   279  
   280      mountpoint -q $SHARE_SMB
   281      if [ $? -ne 0 ]; then
   282          echo "ERROR:  Could not mount $SHARE_SMB."
   283          exit 1
   284      else
   285          echo "$SHARE_SMB successfully mounted"
   286      fi
   287  fi